From f9406b89d3c8ca74e87d754e852ffd5fd5715cfc Mon Sep 17 00:00:00 2001
From: edsaa <esaavedrac@u.northwestern.edu>
Date: Tue, 9 Apr 2024 22:26:32 -0500
Subject: [PATCH 1/5] trame crashes streamlit

---
 stpyvista/CHANGELOG.md                        |   3 +
 stpyvista/pyproject.toml                      |   2 +-
 stpyvista/requirements.txt                    |   2 +-
 stpyvista/src/stpyvista/__init__.py           |  44 ++++++++++----
 .../src/stpyvista/vanilla_vtkjs/index.html    |  20 +++++++
 stpyvista/src/stpyvista/vanilla_vtkjs/main.js |  36 ++++++++++++
 .../vanilla_vtkjs/streamlit-component-lib.js  |  35 ++++++++++++
 stpyvista/test/file.vtksz                     |   1 +
 stpyvista/test/sphere.py                      |  54 ++++++++++++++++++
 stpyvista/test/test.zip                       | Bin 0 -> 20482 bytes
 10 files changed, 183 insertions(+), 14 deletions(-)
 create mode 100644 stpyvista/src/stpyvista/vanilla_vtkjs/index.html
 create mode 100644 stpyvista/src/stpyvista/vanilla_vtkjs/main.js
 create mode 100644 stpyvista/src/stpyvista/vanilla_vtkjs/streamlit-component-lib.js
 create mode 100644 stpyvista/test/file.vtksz
 create mode 100644 stpyvista/test/sphere.py
 create mode 100644 stpyvista/test/test.zip

diff --git a/stpyvista/CHANGELOG.md b/stpyvista/CHANGELOG.md
index caf331d..3e39cc4 100644
--- a/stpyvista/CHANGELOG.md
+++ b/stpyvista/CHANGELOG.md
@@ -1,5 +1,8 @@
 # Changelog
 
+## [v 0.0.17] - 2024-04-02
+- Rewrite buffer using context manager 
+
 ## [v 0.0.16] - 2024-03-29
 - Add controls help description 
 - Remove network utility - it should be a different component
diff --git a/stpyvista/pyproject.toml b/stpyvista/pyproject.toml
index 21d1fc9..b2faf74 100644
--- a/stpyvista/pyproject.toml
+++ b/stpyvista/pyproject.toml
@@ -4,7 +4,7 @@ build-backend = "hatchling.build"
 
 [project]
 name = "stpyvista"
-version = "0.0.16"
+version = "0.0.17"
 authors = [
   { name="Edwin Saavedra C.", email="esaavedrac@u.northwestern.edu" },
 ]
diff --git a/stpyvista/requirements.txt b/stpyvista/requirements.txt
index 96d743d..ef2e392 100644
--- a/stpyvista/requirements.txt
+++ b/stpyvista/requirements.txt
@@ -1,4 +1,4 @@
 streamlit
 pyvista
 bokeh
-panel
\ No newline at end of file
+panel<1.4.0
\ No newline at end of file
diff --git a/stpyvista/src/stpyvista/__init__.py b/stpyvista/src/stpyvista/__init__.py
index c74c030..7656064 100644
--- a/stpyvista/src/stpyvista/__init__.py
+++ b/stpyvista/src/stpyvista/__init__.py
@@ -1,10 +1,14 @@
 # __init__.py
 
-from io import BytesIO
+from io import StringIO
 from pathlib import Path
 from typing import Optional, Literal
+from tempfile import NamedTemporaryFile
+import base64
+
 import streamlit.components.v1 as components
-import pyvista as pv
+from pyvista.plotting import Plotter
+
 import panel as pn
 
 from bokeh.resources import CDN, INLINE
@@ -15,8 +19,12 @@
 
 # Tell streamlit that there is a component called stpyvista,
 # and that the code to display that component is in the "frontend" folder
-frontend_dir = (Path(__file__).parent / "frontend").absolute()
-_component_func = components.declare_component("stpyvista", path=str(frontend_dir))
+# frontend_dir = (Path(__file__).parent / "frontend").absolute()
+# _component_func = components.declare_component("stpyvista", path=str(frontend_dir))
+
+
+experimental_frontend_dir = (Path(__file__).parent / "vanilla_vtkjs").absolute()
+_exp_component_func = components.declare_component("experimental_vtkjs", path=str(experimental_frontend_dir))
 
 
 class stpyvistaTypeError(TypeError):
@@ -26,12 +34,25 @@ class stpyvistaTypeError(TypeError):
 class stpyvistaValueError(ValueError):
     pass
 
+def experimental_vtkjs(vtksz_data: str,  key: Optional[str] = None):
+
+    # ## Export to vtksz
+    # with NamedTemporaryFile(suffix=".vtksz") as f:
+    #     plotter.export_vtksz(f.name, format="zip")
+    #     f.seek(0)
+    #     vtksz_bytes = f.read()
+    base64_str = base64.b64encode(vtksz_data).decode().replace("\n", "")
 
-# Create the python function that will be called from the front end
+    component_value = _exp_component_func(
+        plotter_data=base64_str,
+        key=key,
+        default=0,
+    )
 
+    return component_value
 
 def stpyvista(
-    plotter: pv.Plotter,
+    plotter: Plotter,
     use_container_width: bool = True,
     horizontal_align: Literal["center", "left", "right"] = "center",
     panel_kwargs: Optional[dict] = None,
@@ -39,7 +60,7 @@ def stpyvista(
     key: Optional[str] = None,
 ) -> None:
     """
-    Renders an interactive pyvisya Plotter in streamlit.
+    Renders an interactive Pyvista Plotter in streamlit.
     
     Parameters
     ----------
@@ -79,7 +100,7 @@ def stpyvista(
 
     """
 
-    if isinstance(plotter, pv.Plotter):
+    if isinstance(plotter, Plotter):
         if panel_kwargs is None:
             panel_kwargs = dict()
 
@@ -95,10 +116,9 @@ def stpyvista(
             )
 
         # Create HTML file
-        model_bytes = BytesIO()
-        geo_pan_pv.save(model_bytes, resources=BOKEH_RESOURCES[bokeh_resources])
-        panel_html = model_bytes.getvalue().decode("utf-8")
-        model_bytes.close()
+        with StringIO() as model_bytes:
+            geo_pan_pv.save(model_bytes, resources=BOKEH_RESOURCES[bokeh_resources])
+            panel_html = model_bytes.getvalue()
 
         component_value = _component_func(
             panel_html=panel_html,
diff --git a/stpyvista/src/stpyvista/vanilla_vtkjs/index.html b/stpyvista/src/stpyvista/vanilla_vtkjs/index.html
new file mode 100644
index 0000000..c7a9a5f
--- /dev/null
+++ b/stpyvista/src/stpyvista/vanilla_vtkjs/index.html
@@ -0,0 +1,20 @@
+<!DOCTYPE html>
+<html>
+
+<head>
+    <meta http-equiv="Content-type" content="text/html; charset=utf-8" />
+    <meta name="viewport"
+        content="width=device-width, height=device-height, initial-scale=1, maximum-scale=1, minimum-scale=1, user-scalable=no">
+    <title>🧊 stpyvista 🧊</title>
+    <script type="text/javascript" src="./streamlit-component-lib.js"></script>
+    <script type="text/javascript" src="./main.js"></script>
+</head>
+
+<body>
+    <div class="content"></div>
+    <script type="text/javascript">
+        !function () { var e = { 334: function () { const e = document.querySelector("head"); e && [16, 32, 96, 160, 196].forEach((t => { const n = document.createElement("link"); n.setAttribute("rel", "icon"), n.setAttribute("href", `https://kitware.github.io/vtk-js/icon/favicon-${t}x${t}.png`), n.setAttribute("sizes", `${t}x${t}`), n.setAttribute("type", "image/png"), e.appendChild(n) })) }, 13: function (e, t, n) { "use strict"; n.r(t), n.d(t, { initLocalFileLoader: function () { return ZA }, load: function () { return YA } }); var r = {}; n.r(r), n.d(r, { add: function () { return Q }, adjoint: function () { return v }, clone: function () { return u }, copy: function () { return d }, create: function () { return c }, determinant: function () { return y }, equals: function () { return re }, exactEquals: function () { return ne }, frob: function () { return Z }, fromQuat: function () { return k }, fromQuat2: function () { return V }, fromRotation: function () { return O }, fromRotationTranslation: function () { return E }, fromRotationTranslationScale: function () { return _ }, fromRotationTranslationScaleOrigin: function () { return F }, fromScaling: function () { return P }, fromTranslation: function () { return w }, fromValues: function () { return p }, fromXRotation: function () { return R }, fromYRotation: function () { return M }, fromZRotation: function () { return D }, frustum: function () { return G }, getRotation: function () { return N }, getScaling: function () { return B }, getTranslation: function () { return L }, identity: function () { return g }, invert: function () { return h }, lookAt: function () { return q }, mul: function () { return oe }, multiply: function () { return T }, multiplyScalar: function () { return ee }, multiplyScalarAndAdd: function () { return te }, ortho: function () { return K }, orthoNO: function () { return j }, orthoZO: function () { return $ }, perspective: function () { return z }, perspectiveFromFieldOfView: function () { return H }, perspectiveNO: function () { return U }, perspectiveZO: function () { return W }, rotate: function () { return C }, rotateX: function () { return S }, rotateY: function () { return A }, rotateZ: function () { return I }, scale: function () { return x }, set: function () { return f }, str: function () { return Y }, sub: function () { return ae }, subtract: function () { return J }, targetTo: function () { return X }, translate: function () { return b }, transpose: function () { return m } }); var o = {}; n.r(o), n.d(o, { add: function () { return Me }, adjoint: function () { return me }, clone: function () { return le }, copy: function () { return ce }, create: function () { return ie }, determinant: function () { return he }, equals: function () { return Be }, exactEquals: function () { return Le }, frob: function () { return Re }, fromMat2d: function () { return Ae }, fromMat4: function () { return se }, fromQuat: function () { return Ie }, fromRotation: function () { return Ce }, fromScaling: function () { return Se }, fromTranslation: function () { return xe }, fromValues: function () { return ue }, identity: function () { return pe }, invert: function () { return ge }, mul: function () { return Ne }, multiply: function () { return ve }, multiplyScalar: function () { return Ee }, multiplyScalarAndAdd: function () { return Ve }, normalFromMat4: function () { return we }, projection: function () { return Pe }, rotate: function () { return Te }, scale: function () { return be }, set: function () { return de }, str: function () { return Oe }, sub: function () { return _e }, subtract: function () { return De }, translate: function () { return ye }, transpose: function () { return fe } }), n(334); var a = 1e-6, i = "undefined" != typeof Float32Array ? 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(M = 1 / M, e[0] = (s * R - l * O + c * P) * M, e[1] = (o * O - r * R - a * P) * M, e[2] = (m * S - h * C + v * x) * M, e[3] = (p * C - d * S - f * x) * M, e[4] = (l * w - i * R - c * I) * M, e[5] = (n * R - o * w + a * I) * M, e[6] = (h * b - g * S - v * T) * M, e[7] = (u * S - p * b + f * T) * M, e[8] = (i * O - s * w + c * A) * M, e[9] = (r * w - n * O - a * A) * M, e[10] = (g * C - m * b + v * y) * M, e[11] = (d * b - u * C - f * y) * M, e[12] = (s * I - i * P - l * A) * M, e[13] = (n * P - r * I + o * A) * M, e[14] = (m * T - g * x - h * y) * M, e[15] = (u * x - d * T + p * y) * M, e) : null } function v(e, t) { var n = t[0], r = t[1], o = t[2], a = t[3], i = t[4], s = t[5], l = t[6], c = t[7], u = t[8], d = t[9], p = t[10], f = t[11], g = t[12], m = t[13], h = t[14], v = t[15]; return e[0] = s * (p * v - f * h) - d * (l * v - c * h) + m * (l * f - c * p), e[1] = -(r * (p * v - f * h) - d * (o * v - a * h) + m * (o * f - a * p)), e[2] = r * (l * v - c * h) - s * (o * v - a * h) + m * (o * c - a * l), e[3] = -(r * (l * f - c * p) - s * (o * f - a * p) + d * (o * c - a * l)), e[4] = -(i * (p * v - f * h) - u * (l * v - c * h) + g * (l * f - c * p)), e[5] = n * (p * v - f * h) - u * (o * v - a * h) + g * (o * f - a * p), e[6] = -(n * (l * v - c * h) - i * (o * v - a * h) + g * (o * c - a * l)), e[7] = n * (l * f - c * p) - i * (o * f - a * p) + u * (o * c - a * l), e[8] = i * (d * v - f * m) - u * (s * v - c * m) + g * (s * f - c * d), e[9] = -(n * (d * v - f * m) - u * (r * v - a * m) + g * (r * f - a * d)), e[10] = n * (s * v - c * m) - i * (r * v - a * m) + g * (r * c - a * s), e[11] = -(n * (s * f - c * d) - i * (r * f - a * d) + u * (r * c - a * s)), e[12] = -(i * (d * h - p * m) - u * (s * h - l * m) + g * (s * p - l * d)), e[13] = n * (d * h - p * m) - u * (r * h - o * m) + g * (r * p - o * d), e[14] = -(n * (s * h - l * m) - i * (r * h - o * m) + g * (r * l - o * s)), e[15] = n * (s * p - l * d) - i * (r * p - o * d) + u * (r * l - o * s), e } function y(e) { var t = e[0], n = e[1], r = e[2], o = e[3], a = e[4], i = e[5], s = e[6], l = e[7], c = e[8], u = e[9], d = e[10], p = e[11], f = e[12], g = e[13], m = e[14], h = e[15]; return (t * i - n * a) * (d * h - p * m) - (t * s - r * a) * (u * h - p * g) + (t * l - o * a) * (u * m - d * g) + (n * s - r * i) * (c * h - p * f) - (n * l - o * i) * (c * m - d * f) + (r * l - o * s) * (c * g - u * f) } function T(e, t, n) { var r = t[0], o = t[1], a = t[2], i = t[3], s = t[4], l = t[5], c = t[6], u = t[7], d = t[8], p = t[9], f = t[10], g = t[11], m = t[12], h = t[13], v = t[14], y = t[15], T = n[0], b = n[1], x = n[2], C = n[3]; return e[0] = T * r + b * s + x * d + C * m, e[1] = T * o + b * l + x * p + C * h, e[2] = T * a + b * c + x * f + C * v, e[3] = T * i + b * u + x * g + C * y, T = n[4], b = n[5], x = n[6], C = n[7], e[4] = T * r + b * s + x * d + C * m, e[5] = T * o + b * l + x * p + C * h, e[6] = T * a + b * c + x * f + C * v, e[7] = T * i + b * u + x * g + C * y, T = n[8], b = n[9], x = n[10], C = n[11], e[8] = T * r + b * s + x * d + C * m, e[9] = T * o + b * l + x * p + C * h, e[10] = T * a + b * c + x * f + C * v, e[11] = T * i + b * u + x * g + C * y, T = n[12], b = n[13], x = n[14], C = n[15], e[12] = T * r + b * s + x * d + C * m, e[13] = T * o + b * l + x * p + C * h, e[14] = T * a + b * c + x * f + C * v, e[15] = T * i + b * u + x * g + C * y, e } function b(e, t, n) { var r, o, a, i, s, l, c, u, d, p, f, g, m = n[0], h = n[1], v = n[2]; return t === e ? (e[12] = t[0] * m + t[4] * h + t[8] * v + t[12], e[13] = t[1] * m + t[5] * h + t[9] * v + t[13], e[14] = t[2] * m + t[6] * h + t[10] * v + t[14], e[15] = t[3] * m + t[7] * h + t[11] * v + t[15]) : (r = t[0], o = t[1], a = t[2], i = t[3], s = t[4], l = t[5], c = t[6], u = t[7], d = t[8], p = t[9], f = t[10], g = t[11], e[0] = r, e[1] = o, e[2] = a, e[3] = i, e[4] = s, e[5] = l, e[6] = c, e[7] = u, e[8] = d, e[9] = p, e[10] = f, e[11] = g, e[12] = r * m + s * h + d * v + t[12], e[13] = o * m + l * h + p * v + t[13], e[14] = a * m + c * h + f * v + t[14], e[15] = i * m + u * h + g * v + t[15]), e } function x(e, t, n) { var r = n[0], o = n[1], a = n[2]; return e[0] = t[0] * r, e[1] = t[1] * r, e[2] = t[2] * r, e[3] = t[3] * r, e[4] = t[4] * o, e[5] = t[5] * o, e[6] = t[6] * o, e[7] = t[7] * o, e[8] = t[8] * a, e[9] = t[9] * a, e[10] = t[10] * a, e[11] = t[11] * a, e[12] = t[12], e[13] = t[13], e[14] = t[14], e[15] = t[15], e } function C(e, t, n, r) { var o, i, s, l, c, u, d, p, f, g, m, h, v, y, T, b, x, C, S, A, I, w, P, O, R = r[0], M = r[1], D = r[2], E = Math.hypot(R, M, D); return E < a ? null : (R *= E = 1 / E, M *= E, D *= E, o = Math.sin(n), s = 1 - (i = Math.cos(n)), l = t[0], c = t[1], u = t[2], d = t[3], p = t[4], f = t[5], g = t[6], m = t[7], h = t[8], v = t[9], y = t[10], T = t[11], b = R * R * s + i, x = M * R * s + D * o, C = D * R * s - M * o, S = R * M * s - D * o, A = M * M * s + i, I = D * M * s + R * o, w = R * D * s + M * o, P = M * D * s - R * o, O = D * D * s + i, e[0] = l * b + p * x + h * C, e[1] = c * b + f * x + v * C, e[2] = u * b + g * x + y * C, e[3] = d * b + m * x + T * C, e[4] = l * S + p * A + h * I, e[5] = c * S + f * A + v * I, e[6] = u * S + g * A + y * I, e[7] = d * S + m * A + T * I, e[8] = l * w + p * P + h * O, e[9] = c * w + f * P + v * O, e[10] = u * w + g * P + y * O, e[11] = d * w + m * P + T * O, t !== e && (e[12] = t[12], e[13] = t[13], e[14] = t[14], e[15] = t[15]), e) } function S(e, t, n) { var r = Math.sin(n), o = Math.cos(n), a = t[4], i = t[5], s = t[6], l = t[7], c = t[8], u = t[9], d = t[10], p = t[11]; return t !== e && (e[0] = t[0], e[1] = t[1], e[2] = t[2], e[3] = t[3], e[12] = t[12], e[13] = t[13], e[14] = t[14], e[15] = t[15]), e[4] = a * o + c * r, e[5] = i * o + u * r, e[6] = s * o + d * r, e[7] = l * o + p * r, e[8] = c * o - a * r, e[9] = u * o - i * r, e[10] = d * o - s * r, e[11] = p * o - l * r, e } function A(e, t, n) { var r = Math.sin(n), o = Math.cos(n), a = t[0], i = t[1], s = t[2], l = t[3], c = t[8], u = t[9], d = t[10], p = t[11]; return t !== e && (e[4] = t[4], e[5] = t[5], e[6] = t[6], e[7] = t[7], e[12] = t[12], e[13] = t[13], e[14] = t[14], e[15] = t[15]), e[0] = a * o - c * r, e[1] = i * o - u * r, e[2] = s * o - d * r, e[3] = l * o - p * r, e[8] = a * r + c * o, e[9] = i * r + u * o, e[10] = s * r + d * o, e[11] = l * r + p * o, e } function I(e, t, n) { var r = Math.sin(n), o = Math.cos(n), a = t[0], i = t[1], s = t[2], l = t[3], c = t[4], u = t[5], d = t[6], p = t[7]; return t !== e && (e[8] = t[8], e[9] = t[9], e[10] = t[10], e[11] = t[11], e[12] = t[12], e[13] = t[13], e[14] = t[14], e[15] = t[15]), e[0] = a * o + c * r, e[1] = i * o + u * r, e[2] = s * o + d * r, e[3] = l * o + p * r, e[4] = c * o - a * r, e[5] = u * o - i * r, e[6] = d * o - s * r, e[7] = p * o - l * r, e } function w(e, t) { return e[0] = 1, e[1] = 0, e[2] = 0, e[3] = 0, e[4] = 0, e[5] = 1, e[6] = 0, e[7] = 0, e[8] = 0, e[9] = 0, e[10] = 1, e[11] = 0, e[12] = t[0], e[13] = t[1], e[14] = t[2], e[15] = 1, e } function P(e, t) { return e[0] = t[0], e[1] = 0, e[2] = 0, e[3] = 0, e[4] = 0, e[5] = t[1], e[6] = 0, e[7] = 0, e[8] = 0, e[9] = 0, e[10] = t[2], e[11] = 0, e[12] = 0, e[13] = 0, e[14] = 0, e[15] = 1, e } function O(e, t, n) { var r, o, i, s = n[0], l = n[1], c = n[2], u = Math.hypot(s, l, c); return u < a ? null : (s *= u = 1 / u, l *= u, c *= u, r = Math.sin(t), i = 1 - (o = Math.cos(t)), e[0] = s * s * i + o, e[1] = l * s * i + c * r, e[2] = c * s * i - l * r, e[3] = 0, e[4] = s * l * i - c * r, e[5] = l * l * i + o, e[6] = c * l * i + s * r, e[7] = 0, e[8] = s * c * i + l * r, e[9] = l * c * i - s * r, e[10] = c * c * i + o, e[11] = 0, e[12] = 0, e[13] = 0, e[14] = 0, e[15] = 1, e) } function R(e, t) { var n = Math.sin(t), r = Math.cos(t); return e[0] = 1, e[1] = 0, e[2] = 0, e[3] = 0, e[4] = 0, e[5] = r, e[6] = n, e[7] = 0, e[8] = 0, e[9] = -n, e[10] = r, e[11] = 0, e[12] = 0, e[13] = 0, e[14] = 0, e[15] = 1, e } function M(e, t) { var n = Math.sin(t), r = Math.cos(t); return e[0] = r, e[1] = 0, e[2] = -n, e[3] = 0, e[4] = 0, e[5] = 1, e[6] = 0, e[7] = 0, e[8] = n, e[9] = 0, e[10] = r, e[11] = 0, e[12] = 0, e[13] = 0, e[14] = 0, e[15] = 1, e } function D(e, t) { var n = Math.sin(t), r = Math.cos(t); return e[0] = r, e[1] = n, e[2] = 0, e[3] = 0, e[4] = -n, e[5] = r, e[6] = 0, e[7] = 0, e[8] = 0, e[9] = 0, e[10] = 1, e[11] = 0, e[12] = 0, e[13] = 0, e[14] = 0, e[15] = 1, e } function E(e, t, n) { var r = t[0], o = t[1], a = t[2], i = t[3], s = r + r, l = o + o, c = a + a, u = r * s, d = r * l, p = r * c, f = o * l, g = o * c, m = a * c, h = i * s, v = i * l, y = i * c; return e[0] = 1 - (f + m), e[1] = d + y, e[2] = p - v, e[3] = 0, e[4] = d - y, e[5] = 1 - (u + m), e[6] = g + h, e[7] = 0, e[8] = p + v, e[9] = g - h, e[10] = 1 - (u + f), e[11] = 0, e[12] = n[0], e[13] = n[1], e[14] = n[2], e[15] = 1, e } function V(e, t) { var n = new i(3), r = -t[0], o = -t[1], a = -t[2], s = t[3], l = t[4], c = t[5], u = t[6], d = t[7], p = r * r + o * o + a * a + s * s; return p > 0 ? (n[0] = 2 * (l * s + d * r + c * a - u * o) / p, n[1] = 2 * (c * s + d * o + u * r - l * a) / p, n[2] = 2 * (u * s + d * a + l * o - c * r) / p) : (n[0] = 2 * (l * s + d * r + c * a - u * o), n[1] = 2 * (c * s + d * o + u * r - l * a), n[2] = 2 * (u * s + d * a + l * o - c * r)), E(e, t, n), e } function L(e, t) { return e[0] = t[12], e[1] = t[13], e[2] = t[14], e } function B(e, t) { var n = t[0], r = t[1], o = t[2], a = t[4], i = t[5], s = t[6], l = t[8], c = t[9], u = t[10]; return e[0] = Math.hypot(n, r, o), e[1] = Math.hypot(a, i, s), e[2] = Math.hypot(l, c, u), e } function N(e, t) { var n = new i(3); B(n, t); var r = 1 / n[0], o = 1 / n[1], a = 1 / n[2], s = t[0] * r, l = t[1] * o, c = t[2] * a, u = t[4] * r, d = t[5] * o, p = t[6] * a, f = t[8] * r, g = t[9] * o, m = t[10] * a, h = s + d + m, v = 0; return h > 0 ? (v = 2 * Math.sqrt(h + 1), e[3] = .25 * v, e[0] = (p - g) / v, e[1] = (f - c) / v, e[2] = (l - u) / v) : s > d && s > m ? (v = 2 * Math.sqrt(1 + s - d - m), e[3] = (p - g) / v, e[0] = .25 * v, e[1] = (l + u) / v, e[2] = (f + c) / v) : d > m ? (v = 2 * Math.sqrt(1 + d - s - m), e[3] = (f - c) / v, e[0] = (l + u) / v, e[1] = .25 * v, e[2] = (p + g) / v) : (v = 2 * Math.sqrt(1 + m - s - d), e[3] = (l - u) / v, e[0] = (f + c) / v, e[1] = (p + g) / v, e[2] = .25 * v), e } function _(e, t, n, r) { var o = t[0], a = t[1], i = t[2], s = t[3], l = o + o, c = a + a, u = i + i, d = o * l, p = o * c, f = o * u, g = a * c, m = a * u, h = i * u, v = s * l, y = s * c, T = s * u, b = r[0], x = r[1], C = r[2]; return e[0] = (1 - (g + h)) * b, e[1] = (p + T) * b, e[2] = (f - y) * b, e[3] = 0, e[4] = (p - T) * x, e[5] = (1 - (d + h)) * x, e[6] = (m + v) * x, e[7] = 0, e[8] = (f + y) * C, e[9] = (m - v) * C, e[10] = (1 - (d + g)) * C, e[11] = 0, e[12] = n[0], e[13] = n[1], e[14] = n[2], e[15] = 1, e } function F(e, t, n, r, o) { var a = t[0], i = t[1], s = t[2], l = t[3], c = a + a, u = i + i, d = s + s, p = a * c, f = a * u, g = a * d, m = i * u, h = i * d, v = s * d, y = l * c, T = l * u, b = l * d, x = r[0], C = r[1], S = r[2], A = o[0], I = o[1], w = o[2], P = (1 - (m + v)) * x, O = (f + b) * x, R = (g - T) * x, M = (f - b) * C, D = (1 - (p + v)) * C, E = (h + y) * C, V = (g + T) * S, L = (h - y) * S, B = (1 - (p + m)) * S; return e[0] = P, e[1] = O, e[2] = R, e[3] = 0, e[4] = M, e[5] = D, e[6] = E, e[7] = 0, e[8] = V, e[9] = L, e[10] = B, e[11] = 0, e[12] = n[0] + A - (P * A + M * I + V * w), e[13] = n[1] + I - (O * A + D * I + L * w), e[14] = n[2] + w - (R * A + E * I + B * w), e[15] = 1, e } function k(e, t) { var n = t[0], r = t[1], o = t[2], a = t[3], i = n + n, s = r + r, l = o + o, c = n * i, u = r * i, d = r * s, p = o * i, f = o * s, g = o * l, m = a * i, h = a * s, v = a * l; return e[0] = 1 - d - g, e[1] = u + v, e[2] = p - h, e[3] = 0, e[4] = u - v, e[5] = 1 - c - g, e[6] = f + m, e[7] = 0, e[8] = p + h, e[9] = f - m, e[10] = 1 - c - d, e[11] = 0, e[12] = 0, e[13] = 0, e[14] = 0, e[15] = 1, e } function G(e, t, n, r, o, a, i) { var s = 1 / (n - t), l = 1 / (o - r), c = 1 / (a - i); return e[0] = 2 * a * s, e[1] = 0, e[2] = 0, e[3] = 0, e[4] = 0, e[5] = 2 * a * l, e[6] = 0, e[7] = 0, e[8] = (n + t) * s, e[9] = (o + r) * l, e[10] = (i + a) * c, e[11] = -1, e[12] = 0, e[13] = 0, e[14] = i * a * 2 * c, e[15] = 0, e } function U(e, t, n, r, o) { var a, i = 1 / Math.tan(t / 2); return e[0] = i / n, e[1] = 0, e[2] = 0, e[3] = 0, e[4] = 0, e[5] = i, e[6] = 0, e[7] = 0, e[8] = 0, e[9] = 0, e[11] = -1, e[12] = 0, e[13] = 0, e[15] = 0, null != o && o !== 1 / 0 ? (a = 1 / (r - o), e[10] = (o + r) * a, e[14] = 2 * o * r * a) : (e[10] = -1, e[14] = -2 * r), e } Math.hypot || (Math.hypot = function () { for (var e = 0, t = arguments.length; t--;)e += arguments[t] * arguments[t]; return Math.sqrt(e) }); var z = U; function W(e, t, n, r, o) { var a, i = 1 / Math.tan(t / 2); return e[0] = i / n, e[1] = 0, e[2] = 0, e[3] = 0, e[4] = 0, e[5] = i, e[6] = 0, e[7] = 0, e[8] = 0, e[9] = 0, e[11] = -1, e[12] = 0, e[13] = 0, e[15] = 0, null != o && o !== 1 / 0 ? (a = 1 / (r - o), e[10] = o * a, e[14] = o * r * a) : (e[10] = -1, e[14] = -r), e } function H(e, t, n, r) { var o = Math.tan(t.upDegrees * Math.PI / 180), a = Math.tan(t.downDegrees * Math.PI / 180), i = Math.tan(t.leftDegrees * Math.PI / 180), s = Math.tan(t.rightDegrees * Math.PI / 180), l = 2 / (i + s), c = 2 / (o + a); return e[0] = l, e[1] = 0, e[2] = 0, e[3] = 0, e[4] = 0, e[5] = c, e[6] = 0, e[7] = 0, e[8] = -(i - s) * l * .5, e[9] = (o - a) * c * .5, e[10] = r / (n - r), e[11] = -1, e[12] = 0, e[13] = 0, e[14] = r * n / (n - r), e[15] = 0, e } function j(e, t, n, r, o, a, i) { var s = 1 / (t - n), l = 1 / (r - o), c = 1 / (a - i); return e[0] = -2 * s, e[1] = 0, e[2] = 0, e[3] = 0, e[4] = 0, e[5] = -2 * l, e[6] = 0, e[7] = 0, e[8] = 0, e[9] = 0, e[10] = 2 * c, e[11] = 0, e[12] = (t + n) * s, e[13] = (o + r) * l, e[14] = (i + a) * c, e[15] = 1, e } var K = j; function $(e, t, n, r, o, a, i) { var s = 1 / (t - n), l = 1 / (r - o), c = 1 / (a - i); return e[0] = -2 * s, e[1] = 0, e[2] = 0, e[3] = 0, e[4] = 0, e[5] = -2 * l, e[6] = 0, e[7] = 0, e[8] = 0, e[9] = 0, e[10] = c, e[11] = 0, e[12] = (t + n) * s, e[13] = (o + r) * l, e[14] = a * c, e[15] = 1, e } function q(e, t, n, r) { var o, i, s, l, c, u, d, p, f, m, h = t[0], v = t[1], y = t[2], T = r[0], b = r[1], x = r[2], C = n[0], S = n[1], A = n[2]; return Math.abs(h - C) < a && Math.abs(v - S) < a && Math.abs(y - A) < a ? g(e) : (d = h - C, p = v - S, f = y - A, o = b * (f *= m = 1 / Math.hypot(d, p, f)) - x * (p *= m), i = x * (d *= m) - T * f, s = T * p - b * d, (m = Math.hypot(o, i, s)) ? (o *= m = 1 / m, i *= m, s *= m) : (o = 0, i = 0, s = 0), l = p * s - f * i, c = f * o - d * s, u = d * i - p * o, (m = Math.hypot(l, c, u)) ? (l *= m = 1 / m, c *= m, u *= m) : (l = 0, c = 0, u = 0), e[0] = o, e[1] = l, e[2] = d, e[3] = 0, e[4] = i, e[5] = c, e[6] = p, e[7] = 0, e[8] = s, e[9] = u, e[10] = f, e[11] = 0, e[12] = -(o * h + i * v + s * y), e[13] = -(l * h + c * v + u * y), e[14] = -(d * h + p * v + f * y), e[15] = 1, e) } function X(e, t, n, r) { var o = t[0], a = t[1], i = t[2], s = r[0], l = r[1], c = r[2], u = o - n[0], d = a - n[1], p = i - n[2], f = u * u + d * d + p * p; f > 0 && (u *= f = 1 / Math.sqrt(f), d *= f, p *= f); var g = l * p - c * d, m = c * u - s * p, h = s * d - l * u; return (f = g * g + m * m + h * h) > 0 && (g *= f = 1 / Math.sqrt(f), m *= f, h *= f), e[0] = g, e[1] = m, e[2] = h, e[3] = 0, e[4] = d * h - p * m, e[5] = p * g - u * h, e[6] = u * m - d * g, e[7] = 0, e[8] = u, e[9] = d, e[10] = p, e[11] = 0, e[12] = o, e[13] = a, e[14] = i, e[15] = 1, e } function Y(e) { return "mat4(" + e[0] + ", " + e[1] + ", " + e[2] + ", " + e[3] + ", " + e[4] + ", " + e[5] + ", " + e[6] + ", " + e[7] + ", " + e[8] + ", " + e[9] + ", " + e[10] + ", " + e[11] + ", " + e[12] + ", " + e[13] + ", " + e[14] + ", " + e[15] + ")" } function Z(e) { return Math.hypot(e[0], e[1], e[2], e[3], e[4], e[5], e[6], e[7], e[8], e[9], e[10], e[11], e[12], e[13], e[14], e[15]) } function Q(e, t, n) { return e[0] = t[0] + n[0], e[1] = t[1] + n[1], e[2] = t[2] + n[2], e[3] = t[3] + n[3], e[4] = t[4] + n[4], e[5] = t[5] + n[5], e[6] = t[6] + n[6], e[7] = t[7] + n[7], e[8] = t[8] + n[8], e[9] = t[9] + n[9], e[10] = t[10] + n[10], e[11] = t[11] + n[11], e[12] = t[12] + n[12], e[13] = t[13] + n[13], e[14] = t[14] + n[14], e[15] = t[15] + n[15], e } function J(e, t, n) { return e[0] = t[0] - n[0], e[1] = t[1] - n[1], e[2] = t[2] - n[2], e[3] = t[3] - n[3], e[4] = t[4] - n[4], e[5] = t[5] - n[5], e[6] = t[6] - n[6], e[7] = t[7] - n[7], e[8] = t[8] - n[8], e[9] = t[9] - n[9], e[10] = t[10] - n[10], e[11] = t[11] - n[11], e[12] = t[12] - n[12], e[13] = t[13] - n[13], e[14] = t[14] - n[14], e[15] = t[15] - n[15], e } function ee(e, t, n) { return e[0] = t[0] * n, e[1] = t[1] * n, e[2] = t[2] * n, e[3] = t[3] * n, e[4] = t[4] * n, e[5] = t[5] * n, e[6] = t[6] * n, e[7] = t[7] * n, e[8] = t[8] * n, e[9] = t[9] * n, e[10] = t[10] * n, e[11] = t[11] * n, e[12] = t[12] * n, e[13] = t[13] * n, e[14] = t[14] * n, e[15] = t[15] * n, e } function te(e, t, n, r) { return e[0] = t[0] + n[0] * r, e[1] = t[1] + n[1] * r, e[2] = t[2] + n[2] * r, e[3] = t[3] + n[3] * r, e[4] = t[4] + n[4] * r, e[5] = t[5] + n[5] * r, e[6] = t[6] + n[6] * r, e[7] = t[7] + n[7] * r, e[8] = t[8] + n[8] * r, e[9] = t[9] + n[9] * r, e[10] = t[10] + n[10] * r, e[11] = t[11] + n[11] * r, e[12] = t[12] + n[12] * r, e[13] = t[13] + n[13] * r, e[14] = t[14] + n[14] * r, e[15] = t[15] + n[15] * r, e } function ne(e, t) { return e[0] === t[0] && e[1] === t[1] && e[2] === t[2] && e[3] === t[3] && e[4] === t[4] && e[5] === t[5] && e[6] === t[6] && e[7] === t[7] && e[8] === t[8] && e[9] === t[9] && e[10] === t[10] && e[11] === t[11] && e[12] === t[12] && e[13] === t[13] && e[14] === t[14] && e[15] === t[15] } function re(e, t) { var n = e[0], r = e[1], o = e[2], i = e[3], s = e[4], l = e[5], c = e[6], u = e[7], d = e[8], p = e[9], f = e[10], g = e[11], m = e[12], h = e[13], v = e[14], y = e[15], T = t[0], b = t[1], x = t[2], C = t[3], S = t[4], A = t[5], I = t[6], w = t[7], P = t[8], O = t[9], R = t[10], M = t[11], D = t[12], E = t[13], V = t[14], L = t[15]; return Math.abs(n - T) <= a * Math.max(1, Math.abs(n), Math.abs(T)) && Math.abs(r - b) <= a * Math.max(1, Math.abs(r), Math.abs(b)) && Math.abs(o - x) <= a * Math.max(1, Math.abs(o), Math.abs(x)) && Math.abs(i - C) <= a * Math.max(1, Math.abs(i), Math.abs(C)) && Math.abs(s - S) <= a * Math.max(1, Math.abs(s), Math.abs(S)) && Math.abs(l - A) <= a * Math.max(1, Math.abs(l), Math.abs(A)) && Math.abs(c - I) <= a * Math.max(1, Math.abs(c), Math.abs(I)) && Math.abs(u - w) <= a * Math.max(1, Math.abs(u), Math.abs(w)) && Math.abs(d - P) <= a * Math.max(1, Math.abs(d), Math.abs(P)) && Math.abs(p - O) <= a * Math.max(1, Math.abs(p), Math.abs(O)) && Math.abs(f - R) <= a * Math.max(1, Math.abs(f), Math.abs(R)) && Math.abs(g - M) <= a * Math.max(1, Math.abs(g), Math.abs(M)) && Math.abs(m - D) <= a * Math.max(1, Math.abs(m), Math.abs(D)) && Math.abs(h - E) <= a * Math.max(1, Math.abs(h), Math.abs(E)) && Math.abs(v - V) <= a * Math.max(1, Math.abs(v), Math.abs(V)) && Math.abs(y - L) <= a * Math.max(1, Math.abs(y), Math.abs(L)) } var oe = T, ae = J; function ie() { var e = new i(9); return i != Float32Array && (e[1] = 0, e[2] = 0, e[3] = 0, e[5] = 0, e[6] = 0, e[7] = 0), e[0] = 1, e[4] = 1, e[8] = 1, e } function se(e, t) { return e[0] = t[0], e[1] = t[1], e[2] = t[2], e[3] = t[4], e[4] = t[5], e[5] = t[6], e[6] = t[8], e[7] = t[9], e[8] = t[10], e } function le(e) { var t = new i(9); return t[0] = e[0], t[1] = e[1], t[2] = e[2], t[3] = e[3], t[4] = e[4], t[5] = e[5], t[6] = e[6], t[7] = e[7], t[8] = e[8], t } function ce(e, t) { return e[0] = t[0], e[1] = t[1], e[2] = t[2], e[3] = t[3], e[4] = t[4], e[5] = t[5], e[6] = t[6], e[7] = t[7], e[8] = t[8], e } function ue(e, t, n, r, o, a, s, l, c) { var u = new i(9); return u[0] = e, u[1] = t, u[2] = n, u[3] = r, u[4] = o, u[5] = a, u[6] = s, u[7] = l, u[8] = c, u } function de(e, t, n, r, o, a, i, s, l, c) { return e[0] = t, e[1] = n, e[2] = r, e[3] = o, e[4] = a, e[5] = i, e[6] = s, e[7] = l, e[8] = c, e } function pe(e) { return e[0] = 1, e[1] = 0, e[2] = 0, e[3] = 0, e[4] = 1, e[5] = 0, e[6] = 0, e[7] = 0, e[8] = 1, e } function fe(e, t) { if (e === t) { var n = t[1], r = t[2], o = t[5]; e[1] = t[3], e[2] = t[6], e[3] = n, e[5] = t[7], e[6] = r, e[7] = o } else e[0] = t[0], e[1] = t[3], e[2] = t[6], e[3] = t[1], e[4] = t[4], e[5] = t[7], e[6] = t[2], e[7] = t[5], e[8] = t[8]; return e } function ge(e, t) { var n = t[0], r = t[1], o = t[2], a = t[3], i = t[4], s = t[5], l = t[6], c = t[7], u = t[8], d = u * i - s * c, p = -u * a + s * l, f = c * a - i * l, g = n * d + r * p + o * f; return g ? (g = 1 / g, e[0] = d * g, e[1] = (-u * r + o * c) * g, e[2] = (s * r - o * i) * g, e[3] = p * g, e[4] = (u * n - o * l) * g, e[5] = (-s * n + o * a) * g, e[6] = f * g, e[7] = (-c * n + r * l) * g, e[8] = (i * n - r * a) * g, e) : null } function me(e, t) { var n = t[0], r = t[1], o = t[2], a = t[3], i = t[4], s = t[5], l = t[6], c = t[7], u = t[8]; return e[0] = i * u - s * c, e[1] = o * c - r * u, e[2] = r * s - o * i, e[3] = s * l - a * u, e[4] = n * u - o * l, e[5] = o * a - n * s, e[6] = a * c - i * l, e[7] = r * l - n * c, e[8] = n * i - r * a, e } function he(e) { var t = e[0], n = e[1], r = e[2], o = e[3], a = e[4], i = e[5], s = e[6], l = e[7], c = e[8]; return t * (c * a - i * l) + n * (-c * o + i * s) + r * (l * o - a * s) } function ve(e, t, n) { var r = t[0], o = t[1], a = t[2], i = t[3], s = t[4], l = t[5], c = t[6], u = t[7], d = t[8], p = n[0], f = n[1], g = n[2], m = n[3], h = n[4], v = n[5], y = n[6], T = n[7], b = n[8]; return e[0] = p * r + f * i + g * c, e[1] = p * o + f * s + g * u, e[2] = p * a + f * l + g * d, e[3] = m * r + h * i + v * c, e[4] = m * o + h * s + v * u, e[5] = m * a + h * l + v * d, e[6] = y * r + T * i + b * c, e[7] = y * o + T * s + b * u, e[8] = y * a + T * l + b * d, e } function ye(e, t, n) { var r = t[0], o = t[1], a = t[2], i = t[3], s = t[4], l = t[5], c = t[6], u = t[7], d = t[8], p = n[0], f = n[1]; return e[0] = r, e[1] = o, e[2] = a, e[3] = i, e[4] = s, e[5] = l, e[6] = p * r + f * i + c, e[7] = p * o + f * s + u, e[8] = p * a + f * l + d, e } function Te(e, t, n) { var r = t[0], o = t[1], a = t[2], i = t[3], s = t[4], l = t[5], c = t[6], u = t[7], d = t[8], p = Math.sin(n), f = Math.cos(n); return e[0] = f * r + p * i, e[1] = f * o + p * s, e[2] = f * a + p * l, e[3] = f * i - p * r, e[4] = f * s - p * o, e[5] = f * l - p * a, e[6] = c, e[7] = u, e[8] = d, e } function be(e, t, n) { var r = n[0], o = n[1]; return e[0] = r * t[0], e[1] = r * t[1], e[2] = r * t[2], e[3] = o * t[3], e[4] = o * t[4], e[5] = o * t[5], e[6] = t[6], e[7] = t[7], e[8] = t[8], e } function xe(e, t) { return e[0] = 1, e[1] = 0, e[2] = 0, e[3] = 0, e[4] = 1, e[5] = 0, e[6] = t[0], e[7] = t[1], e[8] = 1, e } function Ce(e, t) { var n = Math.sin(t), r = Math.cos(t); return e[0] = r, e[1] = n, e[2] = 0, e[3] = -n, e[4] = r, e[5] = 0, e[6] = 0, e[7] = 0, e[8] = 1, e } function Se(e, t) { return e[0] = t[0], e[1] = 0, e[2] = 0, e[3] = 0, e[4] = t[1], e[5] = 0, e[6] = 0, e[7] = 0, e[8] = 1, e } function Ae(e, t) { return e[0] = t[0], e[1] = t[1], e[2] = 0, e[3] = t[2], e[4] = t[3], e[5] = 0, e[6] = t[4], e[7] = t[5], e[8] = 1, e } function Ie(e, t) { var n = t[0], r = t[1], o = t[2], a = t[3], i = n + n, s = r + r, l = o + o, c = n * i, u = r * i, d = r * s, p = o * i, f = o * s, g = o * l, m = a * i, h = a * s, v = a * l; return e[0] = 1 - d - g, e[3] = u - v, e[6] = p + h, e[1] = u + v, e[4] = 1 - c - g, e[7] = f - m, e[2] = p - h, e[5] = f + m, e[8] = 1 - c - d, e } function we(e, t) { var n = t[0], r = t[1], o = t[2], a = t[3], i = t[4], s = t[5], l = t[6], c = t[7], u = t[8], d = t[9], p = t[10], f = t[11], g = t[12], m = t[13], h = t[14], v = t[15], y = n * s - r * i, T = n * l - o * i, b = n * c - a * i, x = r * l - o * s, C = r * c - a * s, S = o * c - a * l, A = u * m - d * g, I = u * h - p * g, w = u * v - f * g, P = d * h - p * m, O = d * v - f * m, R = p * v - f * h, M = y * R - T * O + b * P + x * w - C * I + S * A; return M ? (M = 1 / M, e[0] = (s * R - l * O + c * P) * M, e[1] = (l * w - i * R - c * I) * M, e[2] = (i * O - s * w + c * A) * M, e[3] = (o * O - r * R - a * P) * M, e[4] = (n * R - o * w + a * I) * M, e[5] = (r * w - n * O - a * A) * M, e[6] = (m * S - h * C + v * x) * M, e[7] = (h * b - g * S - v * T) * M, e[8] = (g * C - m * b + v * y) * M, e) : null } function Pe(e, t, n) { return e[0] = 2 / t, e[1] = 0, e[2] = 0, e[3] = 0, e[4] = -2 / n, e[5] = 0, e[6] = -1, e[7] = 1, e[8] = 1, e } function Oe(e) { return "mat3(" + e[0] + ", " + e[1] + ", " + e[2] + ", " + e[3] + ", " + e[4] + ", " + e[5] + ", " + e[6] + ", " + e[7] + ", " + e[8] + ")" } function Re(e) { return Math.hypot(e[0], e[1], e[2], e[3], e[4], e[5], e[6], e[7], e[8]) } function Me(e, t, n) { return e[0] = t[0] + n[0], e[1] = t[1] + n[1], e[2] = t[2] + n[2], e[3] = t[3] + n[3], e[4] = t[4] + n[4], e[5] = t[5] + n[5], e[6] = t[6] + n[6], e[7] = t[7] + n[7], e[8] = t[8] + n[8], e } function De(e, t, n) { return e[0] = t[0] - n[0], e[1] = t[1] - n[1], e[2] = t[2] - n[2], e[3] = t[3] - n[3], e[4] = t[4] - n[4], e[5] = t[5] - n[5], e[6] = t[6] - n[6], e[7] = t[7] - n[7], e[8] = t[8] - n[8], e } function Ee(e, t, n) { return e[0] = t[0] * n, e[1] = t[1] * n, e[2] = t[2] * n, e[3] = t[3] * n, e[4] = t[4] * n, e[5] = t[5] * n, e[6] = t[6] * n, e[7] = t[7] * n, e[8] = t[8] * n, e } function Ve(e, t, n, r) { return e[0] = t[0] + n[0] * r, e[1] = t[1] + n[1] * r, e[2] = t[2] + n[2] * r, e[3] = t[3] + n[3] * r, e[4] = t[4] + n[4] * r, e[5] = t[5] + n[5] * r, e[6] = t[6] + n[6] * r, e[7] = t[7] + n[7] * r, e[8] = t[8] + n[8] * r, e } function Le(e, t) { return e[0] === t[0] && e[1] === t[1] && e[2] === t[2] && e[3] === t[3] && e[4] === t[4] && e[5] === t[5] && e[6] === t[6] && e[7] === t[7] && e[8] === t[8] } function Be(e, t) { var n = e[0], r = e[1], o = e[2], i = e[3], s = e[4], l = e[5], c = e[6], u = e[7], d = e[8], p = t[0], f = t[1], g = t[2], m = t[3], h = t[4], v = t[5], y = t[6], T = t[7], b = t[8]; return Math.abs(n - p) <= a * Math.max(1, Math.abs(n), Math.abs(p)) && Math.abs(r - f) <= a * Math.max(1, Math.abs(r), Math.abs(f)) && Math.abs(o - g) <= a * Math.max(1, Math.abs(o), Math.abs(g)) && Math.abs(i - m) <= a * Math.max(1, Math.abs(i), Math.abs(m)) && Math.abs(s - h) <= a * Math.max(1, Math.abs(s), Math.abs(h)) && Math.abs(l - v) <= a * Math.max(1, Math.abs(l), Math.abs(v)) && Math.abs(c - y) <= a * Math.max(1, Math.abs(c), Math.abs(y)) && Math.abs(u - T) <= a * Math.max(1, Math.abs(u), Math.abs(T)) && Math.abs(d - b) <= a * Math.max(1, Math.abs(d), Math.abs(b)) } var Ne = ve, _e = De, Fe = n(152), ke = n.n(Fe), Ge = n(177); const Ue = n.n(Ge)()(), ze = { vtkObject: () => null }; function We(e) { if (null == e) return e; if (e.isA) return e; if (!e.vtkClass) return Ue.console && Ue.console.error && Ue.console.error("Invalid VTK object"), null; const t = ze[e.vtkClass]; if (!t) return Ue.console && Ue.console.error && Ue.console.error(`No vtk class found for Object of type ${e.vtkClass}`), null; const n = { ...e }; Object.keys(n).forEach((e => { n[e] && "object" == typeof n[e] && n[e].vtkClass && (n[e] = We(n[e])) })); const r = t(n); return r && r.modified && r.modified(), r } We.register = function (e, t) { ze[e] = t }; class He extends Array { push() { for (let e = 0; e < arguments.length; e++)this.includes(arguments[e]) || super.push(arguments[e]); return this.length } } let je = 0; const Ke = Symbol("void"), $e = {}; function qe() { } ["log", "debug", "info", "warn", "error", "time", "timeEnd", "group", "groupEnd"].forEach((e => { $e[e] = qe })), Ue.console = console.hasOwnProperty("log") ? console : $e; const Xe = { debug: qe, error: Ue.console.error || qe, info: Ue.console.info || qe, log: Ue.console.log || qe, warn: Ue.console.warn || qe }; function Ye(e, t) { Xe[e] && (Xe[e] = t || qe) } function Ze() { Xe.log(...arguments) } function Qe() { Xe.info(...arguments) } function Je() { Xe.debug(...arguments) } function et() { Xe.error(...arguments) } function tt() { Xe.warn(...arguments) } const nt = {}; function rt(e) { nt[e] || (Xe.error(e), nt[e] = !0) } const ot = Object.create(null); ot.Float32Array = Float32Array, ot.Float64Array = Float64Array, ot.Uint8Array = Uint8Array, ot.Int8Array = Int8Array, ot.Uint16Array = Uint16Array, ot.Int16Array = Int16Array, ot.Uint32Array = Uint32Array, ot.Int32Array = Int32Array, ot.Uint8ClampedArray = Uint8ClampedArray; try { ot.BigInt64Array = BigInt64Array, ot.BigUint64Array = BigUint64Array } catch { } function at(e) { for (var t = arguments.length, n = new Array(t > 1 ? t - 1 : 0), r = 1; r < t; r++)n[r - 1] = arguments[r]; return new (ot[e] || Float64Array)(...n) } function it(e) { for (var t = arguments.length, n = new Array(t > 1 ? t - 1 : 0), r = 1; r < t; r++)n[r - 1] = arguments[r]; return (ot[e] || Float64Array).from(...n) } function st(e) { return e.charAt(0).toUpperCase() + e.slice(1) } function lt(e) { return st("_" === e[0] ? e.slice(1) : e) } function ct(e) { return e.charAt(0).toLowerCase() + e.slice(1) } function ut(e) { let t = arguments.length > 1 && void 0 !== arguments[1] ? arguments[1] : 2, n = arguments.length > 2 && void 0 !== arguments[2] ? arguments[2] : 1e3; const r = ["TB", "GB", "MB", "KB"]; let o = Number(e), a = "B"; for (; o > n;)o /= n, a = r.pop(); return `${o.toFixed(t)} ${a}` } function dt(e) { let t = arguments.length > 1 && void 0 !== arguments[1] ? arguments[1] : " "; const n = []; let r = e; for (; r > 1e3;)n.push(("000" + r % 1e3).slice(-3)), r = Math.floor(r / 1e3); return r > 0 && n.push(r), n.reverse(), n.join(t) } function pt(e) { Object.keys(e).forEach((t => { Array.isArray(e[t]) && (e[t] = [].concat(e[t])) })) } function ft(e) { return Object.values(ot).some((t => e instanceof t)) } function gt(e, t) { if (e === t) return !0; if (Array.isArray(e) && Array.isArray(t)) { if (e.length !== t.length) return !1; for (let n = 0; n < e.length; n++)if (e[n] !== t[n]) return !1; return !0 } return !1 } function mt(e) { return e && e.isA ? e.getState() : e } function ht(e) { setTimeout(e, 0) } function vt(e, t) { const n = performance.now(); e.finally((() => { const e = performance.now() - n; t(e) })) } function yt() { let e = arguments.length > 0 && void 0 !== arguments[0] ? arguments[0] : {}, t = arguments.length > 1 && void 0 !== arguments[1] ? arguments[1] : {}; pt(t); const n = []; if (Number.isInteger(t.mtime) || (t.mtime = ++je), "classHierarchy" in t) { if (!(t.classHierarchy instanceof He)) { const e = new He; for (let n = 0; n < t.classHierarchy.length; n++)e.push(t.classHierarchy[n]); t.classHierarchy = e } } else t.classHierarchy = new He("vtkObject"); function r(e) { n[e] = null } function o(e) { return Object.freeze({ unsubscribe: function () { r(e) } }) } return e.isDeleted = () => !!t.deleted, e.modified = r => { t.deleted ? et("instance deleted - cannot call any method") : r && r < e.getMTime() || (t.mtime = ++je, n.forEach((t => t && t(e)))) }, e.onModified = e => { if (t.deleted) return et("instance deleted - cannot call any method"), null; const r = n.length; return n.push(e), o(r) }, e.getMTime = () => t.mtime, e.isA = e => { let n = t.classHierarchy.length; for (; n--;)if (t.classHierarchy[n] === e) return !0; return !1 }, e.getClassName = function () { let e = arguments.length > 0 && void 0 !== arguments[0] ? arguments[0] : 0; return t.classHierarchy[t.classHierarchy.length - 1 - e] }, e.set = function () { let n = arguments.length > 0 && void 0 !== arguments[0] ? arguments[0] : {}, r = arguments.length > 1 && void 0 !== arguments[1] && arguments[1], o = arguments.length > 2 && void 0 !== arguments[2] && arguments[2], a = !1; return Object.keys(n).forEach((i => { const s = o ? null : e[`set${st(i)}`]; s && Array.isArray(n[i]) && s.length > 1 ? a = s(...n[i]) || a : s ? a = s(n[i]) || a : (-1 !== ["mtime"].indexOf(i) || r || tt(`Warning: Set value to model directly ${i}, ${n[i]}`), a = t[i] !== n[i] || a, t[i] = n[i]) })), a }, e.get = function () { for (var e = arguments.length, n = new Array(e), r = 0; r < e; r++)n[r] = arguments[r]; if (!n.length) return t; const o = {}; return n.forEach((e => { o[e] = t[e] })), o }, e.getReferenceByName = e => t[e], e.delete = () => { Object.keys(t).forEach((e => delete t[e])), n.forEach(((e, t) => r(t))), t.deleted = !0 }, e.getState = () => { if (t.deleted) return null; const n = { ...t, vtkClass: e.getClassName() }; Object.keys(n).forEach((e => { null === n[e] || void 0 === n[e] || "_" === e[0] ? delete n[e] : n[e].isA ? n[e] = n[e].getState() : Array.isArray(n[e]) ? n[e] = n[e].map(mt) : ft(n[e]) && (n[e] = Array.from(n[e])) })); const r = {}; return Object.keys(n).sort().forEach((e => { r[e] = n[e] })), r.mtime && delete r.mtime, r }, e.shallowCopy = function (n) { let r = arguments.length > 1 && void 0 !== arguments[1] && arguments[1]; if (n.getClassName() !== e.getClassName()) throw new Error(`Cannot ShallowCopy ${n.getClassName()} into ${e.getClassName()}`); const o = n.get(), a = Object.keys(t).sort(), i = Object.keys(o).sort(); i.forEach((e => { const n = a.indexOf(e); -1 === n ? r && Je(`add ${e} in shallowCopy`) : a.splice(n, 1), t[e] = o[e] })), a.length && r && Je(`Untouched keys: ${a.join(", ")}`), e.modified() }, e.toJSON = function () { return e.getState() }, e } const Tt = { object: (e, t, n) => function () { return { ...t[n.name] } } }; function bt(e, t, n) { n.forEach((n => { if ("object" == typeof n) { const r = Tt[n.type]; e[`get${lt(n.name)}`] = r ? r(e, t, n) : () => t[n.name] } else e[`get${lt(n)}`] = () => t[n] })) } const xt = { enum(e, t, n) { const r = `_on${lt(n.name)}Changed`; return o => { if ("string" == typeof o) { if (void 0 !== n.enum[o]) return t[n.name] !== n.enum[o] && (t[n.name] = n.enum[o], e.modified(), !0); throw et(`Set Enum with invalid argument ${n}, ${o}`), new RangeError("Set Enum with invalid string argument") } if ("number" == typeof o) { if (t[n.name] !== o) { if (-1 !== Object.keys(n.enum).map((e => n.enum[e])).indexOf(o)) { const a = t[n.name]; return t[n.name] = o, t[r]?.(e, t, o, a), e.modified(), !0 } throw et(`Set Enum outside numeric range ${n}, ${o}`), new RangeError("Set Enum outside numeric range") } return !1 } throw et(`Set Enum with invalid argument (String/Number) ${n}, ${o}`), new TypeError("Set Enum with invalid argument (String/Number)") } }, object(e, t, n) { const r = `_on${lt(n.name)}Changed`; return o => { if (!ke()(t[n.name], o)) { const a = t[n.name]; return t[n.name] = o, t[r]?.(e, t, o, a), e.modified(), !0 } return !1 } } }; function Ct(e) { if ("object" == typeof e) { const t = xt[e.type]; if (t) return (n, r) => t(n, r, e); throw et(`No setter for field ${e}`), new TypeError("No setter for field") } return function (t, n) { const r = `_on${lt(e)}Changed`; return function (o) { if (n.deleted) return et("instance deleted - cannot call any method"), !1; if (n[e] !== o) { const a = n[e.name]; return n[e] = o, n[r]?.(t, n, o, a), t.modified(), !0 } return !1 } } } function St(e, t, n) { n.forEach((n => { "object" == typeof n ? e[`set${lt(n.name)}`] = Ct(n)(e, t) : e[`set${lt(n)}`] = Ct(n)(e, t) })) } function At(e, t, n) { bt(e, t, n), St(e, t, n) } function It(e, t, n) { n.forEach((n => { e[`get${lt(n)}`] = () => t[n] ? 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arguments[2] : {}; Object.assign(t, Xt, n), jt.obj(e, t), jt.event(e, t, "event"), t._renderableChildMap = new Map, jt.get(e, t, ["visited"]), jt.setGet(e, t, ["_parent", "renderable", "myFactory"]), jt.getArray(e, t, ["children"]), jt.moveToProtected(e, t, ["parent"]), qt(e, t) } var Zt = { newInstance: jt.newInstance(Yt, "vtkViewNode"), extend: Yt, PASS_TYPES: ["Build", "Render"] }; function Qt(e, t) { t.overrides || (t.overrides = {}), t.classHierarchy.push("vtkViewNodeFactory"), e.createNode = n => { if (n.isDeleted()) return null; let r = 0, o = n.getClassName(r++), a = !1; const i = Object.keys(t.overrides); for (; o && !a;)-1 !== i.indexOf(o) ? a = !0 : o = n.getClassName(r++); if (!a) return null; const s = t.overrides[o](); return s.setMyFactory(e), s }, e.registerOverride = (e, n) => { t.overrides[e] = n } } const Jt = {}; function en(e, t) { let n = arguments.length > 2 && void 0 !== arguments[2] ? arguments[2] : {}; Object.assign(t, Jt, n), jt.obj(e, t), Qt(e, t) } var tn = { newInstance: jt.newInstance(en, "vtkViewNodeFactory"), extend: en }; const nn = Object.create(null); function rn(e, t) { nn[e] = t } function on(e, t) { t.classHierarchy.push("vtkOpenGLViewNodeFactory") } const an = {}; function sn(e, t) { let n = arguments.length > 2 && void 0 !== arguments[2] ? arguments[2] : {}; Object.assign(t, an, n), t.overrides = nn, tn.extend(e, t, n), on(0, t) } var ln = { newInstance: jt.newInstance(sn, "vtkOpenGLViewNodeFactory"), extend: sn }; function cn(e, t) { t.classHierarchy.push("vtkOpenGLCamera"), e.buildPass = n => { n && (t._openGLRenderer = e.getFirstAncestorOfType("vtkOpenGLRenderer"), t._openGLRenderWindow = t._openGLRenderer.getParent(), t.context = t._openGLRenderWindow.getContext()) }, e.opaquePass = e => { if (e) { const e = t._openGLRenderer.getTiledSizeAndOrigin(); t.context.viewport(e.lowerLeftU, e.lowerLeftV, e.usize, e.vsize), t.context.scissor(e.lowerLeftU, e.lowerLeftV, e.usize, e.vsize) } }, e.translucentPass = e.opaquePass, e.zBufferPass = e.opaquePass, e.opaqueZBufferPass = e.opaquePass, e.volumePass = e.opaquePass, e.getKeyMatrices = n => { if (n !== t.lastRenderer || t._openGLRenderWindow.getMTime() > t.keyMatrixTime.getMTime() || e.getMTime() > t.keyMatrixTime.getMTime() || n.getMTime() > t.keyMatrixTime.getMTime() || t.renderable.getMTime() > t.keyMatrixTime.getMTime()) { d(t.keyMatrices.wcvc, t.renderable.getViewMatrix()), se(t.keyMatrices.normalMatrix, t.keyMatrices.wcvc), ge(t.keyMatrices.normalMatrix, t.keyMatrices.normalMatrix), m(t.keyMatrices.wcvc, t.keyMatrices.wcvc); const e = t._openGLRenderer.getAspectRatio(); d(t.keyMatrices.vcpc, t.renderable.getProjectionMatrix(e, -1, 1)), m(t.keyMatrices.vcpc, t.keyMatrices.vcpc), T(t.keyMatrices.wcpc, t.keyMatrices.vcpc, t.keyMatrices.wcvc), t.keyMatrixTime.modified(), t.lastRenderer = n } return t.keyMatrices } } const un = { context: null, lastRenderer: null, keyMatrixTime: null, keyMatrices: null }; const dn = Et((function (e, t) { let n = arguments.length > 2 && void 0 !== arguments[2] ? arguments[2] : {}; Object.assign(t, un, n), Zt.extend(e, t, n), t.keyMatrixTime = {}, yt(t.keyMatrixTime), t.keyMatrices = { normalMatrix: new Float64Array(9), vcpc: new Float64Array(16), wcvc: new Float64Array(16), wcpc: new Float64Array(16) }, At(e, t, ["context", "keyMatrixTime"]), cn(e, t) })); rn("vtkCamera", dn); const { vtkDebugMacro: pn } = Kt; function fn(e, t) { t.classHierarchy.push("vtkOpenGLRenderer"), e.buildPass = n => { if (n) { if (!t.renderable) return; e.updateLights(), e.prepareNodes(), e.addMissingNode(t.renderable.getActiveCamera()), e.addMissingNodes(t.renderable.getViewPropsWithNestedProps()), e.removeUnusedNodes() } }, e.updateLights = () => { let e = 0; const n = t.renderable.getLightsByReference(); for (let t = 0; t < n.length; ++t)n[t].getSwitch() > 0 && e++; return e || (pn("No lights are on, creating one."), t.renderable.createLight()), e }, e.zBufferPass = n => { if (n) { let n = 0; const r = t.context; t.renderable.getTransparent() || (t.context.clearColor(1, 0, 0, 1), n |= r.COLOR_BUFFER_BIT), t.renderable.getPreserveDepthBuffer() || (r.clearDepth(1), n |= r.DEPTH_BUFFER_BIT, t.context.depthMask(!0)); const o = e.getTiledSizeAndOrigin(); r.enable(r.SCISSOR_TEST), r.scissor(o.lowerLeftU, o.lowerLeftV, o.usize, o.vsize), r.viewport(o.lowerLeftU, o.lowerLeftV, o.usize, o.vsize), r.colorMask(!0, !0, !0, !0), n && r.clear(n), r.enable(r.DEPTH_TEST) } }, e.opaqueZBufferPass = t => e.zBufferPass(t), e.cameraPass = t => { t && e.clear() }, e.getAspectRatio = () => { const e = t._parent.getSizeByReference(), n = t.renderable.getViewportByReference(); return e[0] * (n[2] - n[0]) / ((n[3] - n[1]) * e[1]) }, e.getTiledSizeAndOrigin = () => { const e = t.renderable.getViewportByReference(), n = [0, 0, 1, 1], r = e[0] - n[0], o = e[1] - n[1], a = t._parent.normalizedDisplayToDisplay(r, o), i = Math.round(a[0]), s = Math.round(a[1]), l = e[2] - n[0], c = e[3] - n[1], u = t._parent.normalizedDisplayToDisplay(l, c); let d = Math.round(u[0]) - i, p = Math.round(u[1]) - s; return d < 0 && (d = 0), p < 0 && (p = 0), { usize: d, vsize: p, lowerLeftU: i, lowerLeftV: s } }, e.clear = () => { let n = 0; const r = t.context; if (!t.renderable.getTransparent()) { const e = t.renderable.getBackgroundByReference(); t.context.clearColor(e[0], e[1], e[2], e[3]), n |= r.COLOR_BUFFER_BIT } t.renderable.getPreserveDepthBuffer() || (r.clearDepth(1), n |= r.DEPTH_BUFFER_BIT, t.context.depthMask(!0)), r.colorMask(!0, !0, !0, !0); const o = e.getTiledSizeAndOrigin(); r.enable(r.SCISSOR_TEST), r.scissor(o.lowerLeftU, o.lowerLeftV, o.usize, o.vsize), r.viewport(o.lowerLeftU, o.lowerLeftV, o.usize, o.vsize), n && r.clear(n), r.enable(r.DEPTH_TEST) }, e.releaseGraphicsResources = () => { null !== t.selector && t.selector.releaseGraphicsResources(), t.renderable && t.renderable.getViewProps().forEach((e => { e.modified() })) }, e.setOpenGLRenderWindow = n => { t._openGLRenderWindow !== n && (e.releaseGraphicsResources(), t._openGLRenderWindow = n, t.context = null, n && (t.context = t._openGLRenderWindow.getContext())) } } const gn = { context: null, _openGLRenderWindow: null, selector: null }; const mn = Et((function (e, t) { let n = arguments.length > 2 && void 0 !== arguments[2] ? arguments[2] : {}; Object.assign(t, gn, n), Zt.extend(e, t, n), bt(e, t, ["shaderCache"]), At(e, t, ["selector"]), Ot(0, t, ["openGLRenderWindow"]), fn(e, t) }), "vtkOpenGLRenderer"); function hn(e, t) { t.classHierarchy.push("vtkOpenGLActor"), e.buildPass = n => { if (n) { t._openGLRenderWindow = e.getFirstAncestorOfType("vtkOpenGLRenderWindow"), t._openGLRenderer = e.getFirstAncestorOfType("vtkOpenGLRenderer"), t.context = t._openGLRenderWindow.getContext(), e.prepareNodes(), e.addMissingNodes(t.renderable.getTextures()), e.addMissingNode(t.renderable.getMapper()), e.removeUnusedNodes(), t.ogltextures = null, t.activeTextures = null; for (let e = 0; e < t.children.length; e++) { const n = t.children[e]; n.isA("vtkOpenGLTexture") ? (t.ogltextures || (t.ogltextures = []), t.ogltextures.push(n)) : t.oglmapper = n } } }, e.traverseZBufferPass = n => { t.renderable && t.renderable.getNestedVisibility() && (!t._openGLRenderer.getSelector() || t.renderable.getNestedPickable()) && (e.apply(n, !0), t.oglmapper.traverse(n), e.apply(n, !1)) }, e.traverseOpaqueZBufferPass = t => e.traverseOpaquePass(t), e.traverseOpaquePass = n => { t.renderable && t.renderable.getNestedVisibility() && t.renderable.getIsOpaque() && (!t._openGLRenderer.getSelector() || t.renderable.getNestedPickable()) && (e.apply(n, !0), t.oglmapper.traverse(n), e.apply(n, !1)) }, e.traverseTranslucentPass = n => { !t.renderable || !t.renderable.getNestedVisibility() || t.renderable.getIsOpaque() || t._openGLRenderer.getSelector() && !t.renderable.getNestedPickable() || (e.apply(n, !0), t.oglmapper.traverse(n), e.apply(n, !1)) }, e.activateTextures = () => { if (t.ogltextures) { t.activeTextures = []; for (let e = 0; e < t.ogltextures.length; e++) { const n = t.ogltextures[e]; n.render(), n.getHandle() && t.activeTextures.push(n) } } }, e.queryPass = (e, n) => { if (e) { if (!t.renderable || !t.renderable.getVisibility()) return; t.renderable.getIsOpaque() ? n.incrementOpaqueActorCount() : n.incrementTranslucentActorCount() } }, e.zBufferPass = (t, n) => e.opaquePass(t, n), e.opaqueZBufferPass = (t, n) => e.opaquePass(t, n), e.opaquePass = (n, r) => { if (n) t.context.depthMask(!0), e.activateTextures(); else if (t.activeTextures) for (let e = 0; e < t.activeTextures.length; e++)t.activeTextures[e].deactivate() }, e.translucentPass = (n, r) => { if (n) t.context.depthMask(!1), e.activateTextures(); else if (t.activeTextures) for (let e = 0; e < t.activeTextures.length; e++)t.activeTextures[e].deactivate() }, e.getKeyMatrices = () => (t.renderable.getMTime() > t.keyMatrixTime.getMTime() && (t.renderable.computeMatrix(), d(t.keyMatrices.mcwc, t.renderable.getMatrix()), m(t.keyMatrices.mcwc, t.keyMatrices.mcwc), t.renderable.getIsIdentity() ? pe(t.keyMatrices.normalMatrix) : (se(t.keyMatrices.normalMatrix, t.keyMatrices.mcwc), ge(t.keyMatrices.normalMatrix, t.keyMatrices.normalMatrix), fe(t.keyMatrices.normalMatrix, t.keyMatrices.normalMatrix)), t.keyMatrixTime.modified()), t.keyMatrices) } rn("vtkRenderer", mn); const vn = { context: null, keyMatrixTime: null, keyMatrices: null, activeTextures: null }; const yn = Et((function (e, t) { let n = arguments.length > 2 && void 0 !== arguments[2] ? arguments[2] : {}; Object.assign(t, vn, n), Zt.extend(e, t, n), t.keyMatrixTime = {}, yt(t.keyMatrixTime, { mtime: 0 }), t.keyMatrices = { normalMatrix: pe(new Float64Array(9)), mcwc: g(new Float64Array(16)) }, At(e, t, ["context"]), bt(e, t, ["activeTextures"]), hn(e, t) })); function Tn(e, t) { t.classHierarchy.push("vtkOpenGLActor2D"), e.buildPass = n => { if (n) { if (!t.renderable) return; t._openGLRenderWindow = e.getFirstAncestorOfType("vtkOpenGLRenderWindow"), t._openGLRenderer = e.getFirstAncestorOfType("vtkOpenGLRenderer"), t.context = t._openGLRenderWindow.getContext(), e.prepareNodes(), e.addMissingNodes(t.renderable.getTextures()), e.addMissingNode(t.renderable.getMapper()), e.removeUnusedNodes(), t.ogltextures = null, t.activeTextures = null; for (let e = 0; e < t.children.length; e++) { const n = t.children[e]; n.isA("vtkOpenGLTexture") ? (t.ogltextures || (t.ogltextures = []), t.ogltextures.push(n)) : t.oglmapper = n } } }, e.queryPass = (e, n) => { if (e) { if (!t.renderable || !t.renderable.getVisibility()) return; n.incrementOverlayActorCount() } }, e.traverseOpaquePass = n => { t.oglmapper && t.renderable && t.renderable.getNestedVisibility() && t.renderable.getIsOpaque() && (!t._openGLRenderer.getSelector() || t.renderable.getNestedPickable()) && (e.apply(n, !0), t.oglmapper.traverse(n), e.apply(n, !1)) }, e.traverseTranslucentPass = n => { t.oglmapper && t.renderable && t.renderable.getNestedVisibility() && !t.renderable.getIsOpaque() && (!t._openGLRenderer.getSelector() || t.renderable.getNestedPickable()) && (e.apply(n, !0), t.oglmapper.traverse(n), e.apply(n, !1)) }, e.traverseOverlayPass = n => { t.oglmapper && t.renderable && t.renderable.getNestedVisibility() && (!t._openGLRenderer.getSelector() || t.renderable.getNestedPickable) && (e.apply(n, !0), t.oglmapper.traverse(n), e.apply(n, !1)) }, e.activateTextures = () => { if (t.ogltextures) { t.activeTextures = []; for (let e = 0; e < t.ogltextures.length; e++) { const n = t.ogltextures[e]; n.render(), n.getHandle() && t.activeTextures.push(n) } } }, e.opaquePass = (n, r) => { if (n) t.context.depthMask(!0), e.activateTextures(); else if (t.activeTextures) for (let e = 0; e < t.activeTextures.length; e++)t.activeTextures[e].deactivate() }, e.translucentPass = (n, r) => { if (n) t.context.depthMask(!1), e.activateTextures(); else if (t.activeTextures) for (let e = 0; e < t.activeTextures.length; e++)t.activeTextures[e].deactivate() }, e.overlayPass = (n, r) => { if (n) t.context.depthMask(!0), e.activateTextures(); else if (t.activeTextures) for (let e = 0; e < t.activeTextures.length; e++)t.activeTextures[e].deactivate() } } rn("vtkActor", yn); const bn = { context: null, activeTextures: null }; const xn = Et((function (e, t) { let n = arguments.length > 2 && void 0 !== arguments[2] ? arguments[2] : {}; Object.assign(t, bn, n), Zt.extend(e, t, n), At(e, t, ["context"]), bt(e, t, ["activeTextures"]), Tn(e, t) })); function Cn() { var e = new i(3); return i != Float32Array && (e[0] = 0, e[1] = 0, e[2] = 0), e } function Sn(e) { var t = e[0], n = e[1], r = e[2]; return Math.hypot(t, n, r) } function An(e, t, n) { var r = new i(3); return r[0] = e, r[1] = t, r[2] = n, r } function In(e, t, n, r) { return e[0] = t, e[1] = n, e[2] = r, e } function wn(e, t, n) { return e[0] = t[0] + n[0], e[1] = t[1] + n[1], e[2] = t[2] + n[2], e } function Pn(e, t, n) { return e[0] = t[0] - n[0], e[1] = t[1] - n[1], e[2] = t[2] - n[2], e } function On(e, t, n) { return e[0] = t[0] * n, e[1] = t[1] * n, e[2] = t[2] * n, e } function Rn(e, t) { return e[0] = 1 / t[0], e[1] = 1 / t[1], e[2] = 1 / t[2], e } function Mn(e, t) { var n = t[0], r = t[1], o = t[2], a = n * n + r * r + o * o; return a > 0 && (a = 1 / Math.sqrt(a)), e[0] = t[0] * a, e[1] = t[1] * a, e[2] = t[2] * a, e } function Dn(e, t) { return e[0] * t[0] + e[1] * t[1] + e[2] * t[2] } function En(e, t, n) { var r = t[0], o = t[1], a = t[2], i = n[0], s = n[1], l = n[2]; return e[0] = o * l - a * s, e[1] = a * i - r * l, e[2] = r * s - o * i, e } function Vn(e, t, n) { var r = t[0], o = t[1], a = t[2], i = n[3] * r + n[7] * o + n[11] * a + n[15]; return i = i || 1, e[0] = (n[0] * r + n[4] * o + n[8] * a + n[12]) / i, e[1] = (n[1] * r + n[5] * o + n[9] * a + n[13]) / i, e[2] = (n[2] * r + n[6] * o + n[10] * a + n[14]) / i, e } function Ln(e, t, n) { var r = t[0], o = t[1], a = t[2]; return e[0] = r * n[0] + o * n[3] + a * n[6], e[1] = r * n[1] + o * n[4] + a * n[7], e[2] = r * n[2] + o * n[5] + a * n[8], e } function Bn(e, t) { return e[0] === t[0] && e[1] === t[1] && e[2] === t[2] } function Nn(e, t) { var n = e[0], r = e[1], o = e[2], i = t[0], s = t[1], l = t[2]; return Math.abs(n - i) <= a * Math.max(1, Math.abs(n), Math.abs(i)) && Math.abs(r - s) <= a * Math.max(1, Math.abs(r), Math.abs(s)) && Math.abs(o - l) <= a * Math.max(1, Math.abs(o), Math.abs(l)) } rn("vtkActor2D", xn); var _n = Pn, Fn = (Cn(), Math.sqrt(50)), kn = Math.sqrt(10), Gn = Math.sqrt(2); function Un(e, t, n) { var r = (t - e) / Math.max(0, n), o = Math.floor(Math.log(r) / Math.LN10), a = r / Math.pow(10, o); return o >= 0 ? (a >= Fn ? 10 : a >= kn ? 5 : a >= Gn ? 2 : 1) * Math.pow(10, o) : -Math.pow(10, -o) / (a >= Fn ? 10 : a >= kn ? 5 : a >= Gn ? 2 : 1) } function zn(e, t) { return null == e || null == t ? NaN : e < t ? -1 : e > t ? 1 : e >= t ? 0 : NaN } function Wn(e) { let t = e, n = e, r = e; function o(e, t, o = 0, a = e.length) { if (o < a) { if (0 !== n(t, t)) return a; do { const n = o + a >>> 1; r(e[n], t) < 0 ? o = n + 1 : a = n } while (o < a) } return o } return 1 === e.length && (t = (t, n) => e(t) - n, n = zn, r = (t, n) => zn(e(t), n)), { left: o, center: function (e, n, r = 0, a = e.length) { const i = o(e, n, r, a - 1); return i > r && t(e[i - 1], n) > -t(e[i], n) ? i - 1 : i }, right: function (e, t, o = 0, a = e.length) { if (o < a) { if (0 !== n(t, t)) return a; do { const n = o + a >>> 1; r(e[n], t) <= 0 ? o = n + 1 : a = n } while (o < a) } return o } } } const Hn = Wn(zn), jn = Hn.right; Hn.left, Wn((function (e) { return null === e ? NaN : +e })).center; var Kn = jn; function $n(e, t, n) { e.prototype = t.prototype = n, n.constructor = e } function qn(e, t) { var n = Object.create(e.prototype); for (var r in t) n[r] = t[r]; return n } function Xn() { } var Yn = .7, Zn = 1 / Yn, Qn = "\\s*([+-]?\\d+)\\s*", Jn = "\\s*([+-]?(?:\\d*\\.)?\\d+(?:[eE][+-]?\\d+)?)\\s*", er = "\\s*([+-]?(?:\\d*\\.)?\\d+(?:[eE][+-]?\\d+)?)%\\s*", tr = /^#([0-9a-f]{3,8})$/, nr = new RegExp(`^rgb\\(${Qn},${Qn},${Qn}\\)$`), rr = new RegExp(`^rgb\\(${er},${er},${er}\\)$`), or = new RegExp(`^rgba\\(${Qn},${Qn},${Qn},${Jn}\\)$`), ar = new RegExp(`^rgba\\(${er},${er},${er},${Jn}\\)$`), ir = new RegExp(`^hsl\\(${Jn},${er},${er}\\)$`), sr = new RegExp(`^hsla\\(${Jn},${er},${er},${Jn}\\)$`), lr = { aliceblue: 15792383, antiquewhite: 16444375, aqua: 65535, aquamarine: 8388564, azure: 15794175, beige: 16119260, bisque: 16770244, black: 0, blanchedalmond: 16772045, blue: 255, blueviolet: 9055202, brown: 10824234, burlywood: 14596231, cadetblue: 6266528, chartreuse: 8388352, chocolate: 13789470, coral: 16744272, cornflowerblue: 6591981, cornsilk: 16775388, crimson: 14423100, cyan: 65535, darkblue: 139, darkcyan: 35723, darkgoldenrod: 12092939, darkgray: 11119017, darkgreen: 25600, darkgrey: 11119017, darkkhaki: 12433259, darkmagenta: 9109643, darkolivegreen: 5597999, darkorange: 16747520, darkorchid: 10040012, darkred: 9109504, darksalmon: 15308410, darkseagreen: 9419919, darkslateblue: 4734347, darkslategray: 3100495, darkslategrey: 3100495, darkturquoise: 52945, darkviolet: 9699539, deeppink: 16716947, deepskyblue: 49151, dimgray: 6908265, dimgrey: 6908265, dodgerblue: 2003199, firebrick: 11674146, floralwhite: 16775920, forestgreen: 2263842, fuchsia: 16711935, gainsboro: 14474460, ghostwhite: 16316671, gold: 16766720, goldenrod: 14329120, gray: 8421504, green: 32768, greenyellow: 11403055, grey: 8421504, honeydew: 15794160, hotpink: 16738740, indianred: 13458524, indigo: 4915330, ivory: 16777200, khaki: 15787660, lavender: 15132410, lavenderblush: 16773365, lawngreen: 8190976, lemonchiffon: 16775885, lightblue: 11393254, lightcoral: 15761536, lightcyan: 14745599, lightgoldenrodyellow: 16448210, lightgray: 13882323, lightgreen: 9498256, lightgrey: 13882323, lightpink: 16758465, lightsalmon: 16752762, lightseagreen: 2142890, lightskyblue: 8900346, lightslategray: 7833753, lightslategrey: 7833753, lightsteelblue: 11584734, lightyellow: 16777184, lime: 65280, limegreen: 3329330, linen: 16445670, magenta: 16711935, maroon: 8388608, mediumaquamarine: 6737322, mediumblue: 205, mediumorchid: 12211667, mediumpurple: 9662683, mediumseagreen: 3978097, mediumslateblue: 8087790, mediumspringgreen: 64154, mediumturquoise: 4772300, mediumvioletred: 13047173, midnightblue: 1644912, mintcream: 16121850, mistyrose: 16770273, moccasin: 16770229, navajowhite: 16768685, navy: 128, oldlace: 16643558, olive: 8421376, olivedrab: 7048739, orange: 16753920, orangered: 16729344, orchid: 14315734, palegoldenrod: 15657130, palegreen: 10025880, paleturquoise: 11529966, palevioletred: 14381203, papayawhip: 16773077, peachpuff: 16767673, peru: 13468991, pink: 16761035, plum: 14524637, powderblue: 11591910, purple: 8388736, rebeccapurple: 6697881, red: 16711680, rosybrown: 12357519, royalblue: 4286945, saddlebrown: 9127187, salmon: 16416882, sandybrown: 16032864, seagreen: 3050327, seashell: 16774638, sienna: 10506797, silver: 12632256, skyblue: 8900331, slateblue: 6970061, slategray: 7372944, slategrey: 7372944, snow: 16775930, springgreen: 65407, steelblue: 4620980, tan: 13808780, teal: 32896, thistle: 14204888, tomato: 16737095, turquoise: 4251856, violet: 15631086, wheat: 16113331, white: 16777215, whitesmoke: 16119285, yellow: 16776960, yellowgreen: 10145074 }; function cr() { return this.rgb().formatHex() } function ur() { return this.rgb().formatRgb() } function dr(e) { var t, n; return e = (e + "").trim().toLowerCase(), (t = tr.exec(e)) ? 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arguments[2] : To; if (e.length !== t.length) return !1; function r(e, r) { return Math.abs(e - t[r]) <= n } return e.every(r) } const aa = oa; function ia(e) { for (let t = 0; t < 3; t++)e[3 * t] = e[3 * t + 1] = e[3 * t + 2] = 0, e[3 * t + t] = 1 } function sa(e, t) { for (let n = 0; n < e; n++) { for (let r = 0; r < e; r++)t[n * e + r] = 0; t[n * e + n] = 1 } return t } function la(e, t) { const n = e[0] * e[0], r = e[0] * e[1], o = e[0] * e[2], a = e[0] * e[3], i = e[1] * e[1], s = e[2] * e[2], l = e[3] * e[3], c = e[1] * e[2], u = e[1] * e[3], d = e[2] * e[3], p = i + s + l; let f = 1 / (n + p); const g = (n - p) * f; f *= 2, t[0] = i * f + g, t[3] = (c + a) * f, t[6] = (u - o) * f, t[1] = (c - a) * f, t[4] = s * f + g, t[7] = (d + r) * f, t[2] = (u + o) * f, t[5] = (d - r) * f, t[8] = l * f + g } function ca(e) { let t = arguments.length > 1 && void 0 !== arguments[1] ? arguments[1] : 0; if (!`${e}`.includes("e")) return +`${Math.round(`${e}e+${t}`)}e-${t}`; const n = `${e}`.split("e"); let r = ""; return +n[1] + t > 0 && (r = "+"), +`${Math.round(`${+n[0]}e${r}${+n[1] + t}`)}e-${t}` } function ua(e) { let t = arguments.length > 1 && void 0 !== arguments[1] ? arguments[1] : [0, 0, 0], n = arguments.length > 2 && void 0 !== arguments[2] ? arguments[2] : 0; return t[0] = ca(e[0], n), t[1] = ca(e[1], n), t[2] = ca(e[2], n), t } function da(e, t, n, r) { let o, a, i, s, l, c, u, d, p, f, g, m, h, v, y, T; const b = Po(t), x = Po(t), C = (e, t, n) => { v = e[t], h = e[n], e[t] = v - m * (h + v * f), e[n] = h + m * (v - h * f) }; for (sa(t, r), l = 0; l < t; l++)b[l] = n[l] = e[l + l * t], x[l] = 0; for (o = 0; o < 20; o++) { for (g = 0, l = 0; l < t - 1; l++)for (s = l + 1; s < t; s++)g += Math.abs(e[l * t + s]); if (0 === g) break; for (u = o < 3 ? .2 * g / (t * t) : 0, l = 0; l < t - 1; l++)for (s = l + 1; s < t; s++)if (v = 100 * Math.abs(e[l * t + s]), o > 3 && Math.abs(n[l]) + v === Math.abs(n[l]) && Math.abs(n[s]) + v === Math.abs(n[s])) e[l * t + s] = 0; else if (Math.abs(e[l * t + s]) > u) { for (h = n[s] - n[l], Math.abs(h) + v === Math.abs(h) ? p = e[l * t + s] / h : (d = .5 * h / e[l * t + s], p = 1 / (Math.abs(d) + Math.sqrt(1 + d * d)), d < 0 && (p = -p)), y = 1 / Math.sqrt(1 + p * p), m = p * y, f = m / (1 + y), h = p * e[l * t + s], x[l] -= h, x[s] += h, n[l] -= h, n[s] += h, e[l * t + s] = 0, a = 0; a <= l - 1; a++)C(e, a * t + l, a * t + s); for (a = l + 1; a <= s - 1; a++)C(e, l * t + a, a * t + s); for (a = s + 1; a < t; a++)C(e, l * t + a, s * t + a); for (a = 0; a < t; a++)C(r, a * t + l, a * t + s) } for (l = 0; l < t; l++)b[l] += x[l], n[l] = b[l], x[l] = 0 } if (o >= 20) return Co("vtkMath::Jacobi: Error extracting eigenfunctions"), 0; for (a = 0; a < t - 1; a++) { for (i = a, T = n[i], o = a + 1; o < t; o++)(n[o] >= T || Math.abs(n[o] - T) < bo) && (i = o, T = n[i]); i !== a && (n[i] = n[a], n[a] = T, wo(r, t, a, i)) } const S = (t >> 1) + (1 & t); for (c = 0, o = 0; o < t * t; o++)r[o] >= 0 && c++; if (c < S) for (o = 0; o < t; o++)r[o * t + a] *= -1; return 1 } function pa(e, t) { const n = [0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0]; n[0] = e[0] + e[4] + e[8], n[5] = e[0] - e[4] - e[8], n[10] = -e[0] + e[4] - e[8], n[15] = -e[0] - e[4] + e[8], n[1] = n[4] = e[7] - e[5], n[2] = n[8] = e[2] - e[6], n[3] = n[12] = e[3] - e[1], n[6] = n[9] = e[3] + e[1], n[7] = n[13] = e[2] + e[6], n[11] = n[14] = e[7] + e[5]; const r = [0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0]; da([...n], 4, [0, 0, 0, 0], r), t[0] = r[0], t[1] = r[4], t[2] = r[8], t[3] = r[12] } function fa(e, t) { for (let n = 0; n < 9; n++)t[n] = e[n]; const n = Po(3), r = Po(3); let o; for (let e = 0; e < 3; e++) { const r = Math.abs(t[3 * e]), a = Math.abs(t[3 * e + 1]), i = Math.abs(t[3 * e + 2]); o = a > r ? a : r, o = i > o ? i : o, n[e] = 1, 0 !== o && (n[e] /= o) } const a = Math.abs(t[0]) * n[0], i = Math.abs(t[3]) * n[1], s = Math.abs(t[6]) * n[2]; r[0] = 0, o = a, i >= o && (o = i, r[0] = 1), s >= o && (r[0] = 2), 0 !== r[0] && (wo(t, 3, r[0], 0), n[r[0]] = n[0]); const l = Math.abs(t[4]) * n[1], c = Math.abs(t[7]) * n[2]; r[1] = 1, o = l, c >= o && (r[1] = 2, wo(t, 3, 1, 2)), r[2] = 2; let u = 0; if (ra(t) < 0) { u = 1; for (let e = 0; e < 9; e++)t[e] = -t[e] } const d = Po(4); if (pa(t, d), la(d, t), u) for (let e = 0; e < 9; e++)t[e] = -t[e]; 1 !== r[1] && wo(t, 3, r[1], 1), 0 !== r[0] && wo(t, 3, r[0], 0) } function ga(e, t, n) { let r, o, a, i, s, l; if (da([...e], 3, t, n), t[0] !== t[1] || t[0] !== t[2]) { for (na(n, n), r = 0; r < 3; r++)if (t[(r + 1) % 3] === t[(r + 2) % 3]) { for (l = Math.abs(n[3 * r]), i = 0, o = 1; o < 3; o++)l < (s = Math.abs(n[3 * r + o])) && (l = s, i = o); i !== r && (s = t[i], t[i] = t[r], t[r] = s, Io(n, 3, r, i)), n[3 * i + i] < 0 && (n[3 * i] = -n[3 * i], n[3 * i + 1] = -n[3 * i + 1], n[3 * i + 2] = -n[3 * i + 2]), o = (i + 1) % 3, a = (i + 2) % 3, n[3 * o] = 0, n[3 * o + 1] = 0, n[3 * o + 2] = 0, n[3 * o + o] = 1; const e = Ko([n[3 * i], n[3 * i + 1], n[3 * i + 2]], [n[3 * o], n[3 * o + 1], n[3 * o + 2]], []); qo(e); const c = Ko(e, [n[3 * i], n[3 * i + 1], n[3 * i + 2]], []); for (let t = 0; t < 3; t++)n[3 * a + t] = e[t], n[3 * o + t] = c[t]; return void na(n, n) } for (l = Math.abs(n[0]), i = 0, r = 1; r < 3; r++)l < (s = Math.abs(n[3 * r])) && (l = s, i = r); if (0 !== i) { const e = t[i]; t[i] = t[0], t[0] = e, Io(n, 3, i, 0) } if (Math.abs(n[4]) < Math.abs(n[7])) { const e = t[2]; t[2] = t[1], t[1] = e, Io(n, 3, 1, 2) } for (r = 0; r < 2; r++)n[3 * r + r] < 0 && (n[3 * r] = -n[3 * r], n[3 * r + 1] = -n[3 * r + 1], n[3 * r + 2] = -n[3 * r + 2]); ra(n) < 0 && (n[6] = -n[6], n[7] = -n[7], n[8] = -n[8]), na(n, n) } else ia(n) } function ma(e, t, n) { let r, o, a, i, s, l, c, u = 0; const d = Po(n); for (r = 0; r < n; r++) { for (i = 0, o = 0; o < n; o++)(c = Math.abs(e[r * n + o])) > i && (i = c); if (0 === i) return Co("Unable to factor linear system"), 0; d[r] = 1 / i } for (o = 0; o < n; o++) { for (r = 0; r < o; r++) { for (s = e[r * n + o], a = 0; a < r; a++)s -= e[r * n + a] * e[a * n + o]; e[r * n + o] = s } for (i = 0, r = o; r < n; r++) { for (s = e[r * n + o], a = 0; a < o; a++)s -= e[r * n + a] * e[a * n + o]; e[r * n + o] = s, (l = d[r] * Math.abs(s)) >= i && (i = l, u = r) } if (o !== u) { for (a = 0; a < n; a++)l = e[u * n + a], e[u * n + a] = e[o * n + a], e[o * n + a] = l; d[u] = d[o] } if (t[o] = u, Math.abs(e[o * n + o]) <= bo) return Co("Unable to factor linear system"), 0; if (o !== n - 1) for (l = 1 / e[o * n + o], r = o + 1; r < n; r++)e[r * n + o] *= l } return 1 } function ha(e, t, n, r) { let o, a, i, s, l; for (i = -1, o = 0; o < r; o++) { if (s = t[o], l = n[s], n[s] = n[o], i >= 0) for (a = i; a <= o - 1; a++)l -= e[o * r + a] * n[a]; else 0 !== l && (i = o); n[o] = l } for (o = r - 1; o >= 0; o--) { for (l = n[o], a = o + 1; a < r; a++)l -= e[o * r + a] * n[a]; n[o] = l / e[o * r + o] } } function va(e, t, n) { if (2 === n) { const n = Po(2), r = Jo(e[0], e[1], e[2], e[3]); return 0 === r ? 0 : (n[0] = (e[3] * t[0] - e[1] * t[1]) / r, n[1] = (-e[2] * t[0] + e[0] * t[1]) / r, t[0] = n[0], t[1] = n[1], 1) } if (1 === n) return 0 === e[0] ? 0 : (t[0] /= e[0], 1); const r = Po(n); return 0 === ma(e, r, n) ? 0 : (ha(e, r, t, n), 1) } function ya(e, t, n) { let r = arguments.length > 3 && void 0 !== arguments[3] ? arguments[3] : null, o = arguments.length > 4 && void 0 !== arguments[4] ? arguments[4] : null; const a = r || Po(n), i = o || Po(n); if (0 === ma(e, a, n)) return null; for (let r = 0; r < n; r++) { for (let e = 0; e < n; e++)i[e] = 0; i[r] = 1, ha(e, a, i, n); for (let e = 0; e < n; e++)t[e * n + r] = i[e] } return t } function Ta(e, t, n, r) { if (e < n) return Co("Insufficient number of samples. Underdetermined."), 0; let o, a, i; const s = Po(n * n), l = Po(n), c = Po(n * n); for (i = 0; i < e; i++)for (o = 0; o < n; o++)for (a = o; a < n; a++)s[o * n + a] += t[i * n + o] * t[i * n + a]; for (o = 0; o < n; o++)for (a = 0; a < o; a++)s[o * n + a] = s[a * n + o]; for (da(s, n, l, c), o = 0; o < n; o++)r[o] = c[o * n + n - 1]; return 1 } function ba(e, t) { let n, r; const [o, a, i] = e, s = 1 / 6; let l = o, c = o; a > l ? l = a : a < c && (c = a), i > l ? l = i : i < c && (c = i); const u = l; r = u > 0 ? (l - c) / l : 0, r > 0 ? (n = o === l ? s * (a - i) / (l - c) : a === l ? .3333333333333333 + s * (i - o) / (l - c) : .6666666666666666 + s * (o - a) / (l - c), n < 0 && (n += 1)) : n = 0, t[0] = n, t[1] = r, t[2] = u } function xa(e, t) { const [n, r, o] = e, a = 1 / 3, i = 1 / 6, s = 2 / 3, l = 5 / 6; let c, u, d; n > i && n <= a ? (u = 1, c = (a - n) / i, d = 0) : n > a && n <= .5 ? (u = 1, d = (n - a) / i, c = 0) : n > .5 && n <= s ? (d = 1, u = (s - n) / i, c = 0) : n > s && n <= l ? (d = 1, c = (n - s) / i, u = 0) : n > l && n <= 1 ? (c = 1, d = (1 - n) / i, u = 0) : (c = 1, u = n / i, d = 0), c = r * c + (1 - r), u = r * u + (1 - r), d = r * d + (1 - r), c *= o, u *= o, d *= o, t[0] = c, t[1] = u, t[2] = d } function Ca(e, t) { const [n, r, o] = e; let a = (n + 16) / 116, i = r / 500 + a, s = a - o / 200; a ** 3 > .008856 ? a **= 3 : a = (a - 16 / 116) / 7.787, i ** 3 > .008856 ? i **= 3 : i = (i - 16 / 116) / 7.787, s ** 3 > .008856 ? s **= 3 : s = (s - 16 / 116) / 7.787, t[0] = .9505 * i, t[1] = 1 * a, t[2] = 1.089 * s } function Sa(e, t) { const [n, r, o] = e; let a = n / .9505, i = r / 1, s = o / 1.089; a > .008856 ? a **= 1 / 3 : a = 7.787 * a + 16 / 116, i > .008856 ? i **= 1 / 3 : i = 7.787 * i + 16 / 116, s > .008856 ? s **= 1 / 3 : s = 7.787 * s + 16 / 116, t[0] = 116 * i - 16, t[1] = 500 * (a - i), t[2] = 200 * (i - s) } function Aa(e, t) { const [n, r, o] = e; let a = 3.2406 * n + -1.5372 * r + -.4986 * o, i = -.9689 * n + 1.8758 * r + .0415 * o, s = .0557 * n + -.204 * r + 1.057 * o; a > .0031308 ? a = 1.055 * a ** (1 / 2.4) - .055 : a *= 12.92, i > .0031308 ? i = 1.055 * i ** (1 / 2.4) - .055 : i *= 12.92, s > .0031308 ? s = 1.055 * s ** (1 / 2.4) - .055 : s *= 12.92; let l = a; l < i && (l = i), l < s && (l = s), l > 1 && (a /= l, i /= l, s /= l), a < 0 && (a = 0), i < 0 && (i = 0), s < 0 && (s = 0), t[0] = a, t[1] = i, t[2] = s } function Ia(e, t) { let [n, r, o] = e; n > .04045 ? n = ((n + .055) / 1.055) ** 2.4 : n /= 12.92, r > .04045 ? r = ((r + .055) / 1.055) ** 2.4 : r /= 12.92, o > .04045 ? o = ((o + .055) / 1.055) ** 2.4 : o /= 12.92, t[0] = .4124 * n + .3576 * r + .1805 * o, t[1] = .2126 * n + .7152 * r + .0722 * o, t[2] = .0193 * n + .1192 * r + .9505 * o } function wa(e, t) { const n = [0, 0, 0]; Ia(e, n), Sa(n, t) } function Pa(e, t) { const n = [0, 0, 0]; Ca(e, n), Aa(n, t) } function Oa(e) { return e[0] = 1, e[1] = -1, e[2] = 1, e[3] = -1, e[4] = 1, e[5] = -1, e } function Ra(e) { return !(e[1] - e[0] < 0) } function Ma(e, t, n) { return e < t ? t : e > n ? n : e } function Da(e, t, n) { let r = arguments.length > 3 && void 0 !== arguments[3] ? arguments[3] : [0, 0, 0]; return r[0] = Ma(e[0], t[0], n[0]), r[1] = Ma(e[1], t[1], n[1]), r[2] = Ma(e[2], t[2], n[2]), r } const Ea = Ao("GetScalarTypeFittingRange"), Va = Ao("GetAdjustedScalarRange"); const La = e => !Number.isFinite(e), { isFinite: Ba, isNaN: Na } = Number, _a = Na; function Fa() { return [].concat([Number.MAX_VALUE, -Number.MAX_VALUE, Number.MAX_VALUE, -Number.MAX_VALUE, Number.MAX_VALUE, -Number.MAX_VALUE]) } function ka(e) { let t = arguments.length > 1 && void 0 !== arguments[1] ? arguments[1] : 3; const n = new Array(t), r = new Array(t); for (let e = 0; e < t; ++e)n[e] = e, r[e] = e; for (let o = t - 1; o > 0; o--) { let a = -1 / 0, i = 0, s = 0; for (let l = 0; l <= o; ++l) { const c = n[l]; for (let n = 0; n <= o; ++n) { const o = r[n], u = Math.abs(e[c + t * o]); u > a && (a = u, i = l, s = n) } } [n[o], n[i]] = [n[i], n[o]], [r[o], r[s]] = [r[s], r[o]] } const o = new Array(t * t).fill(0); for (let a = 0; a < t; ++a) { const i = n[a] + t * r[a]; o[i] = e[i] < 0 ? -1 : 1 } return o } function Ga(e) { const t = Math.floor(255 * e); return t > 15 ? t.toString(16) : `0${t.toString(16)}` } function Ua(e) { return Math.round(255 * e) } var za = { Pi: () => Math.PI, radiansFromDegrees: Oo, degreesFromRadians: Ro, round: Mo, floor: Do, ceil: Eo, ceilLog2: Bo, min: Vo, max: Lo, arrayMin: function (e) { let t = arguments.length > 1 && void 0 !== arguments[1] ? arguments[1] : 0, n = arguments.length > 2 && void 0 !== arguments[2] ? arguments[2] : 1, r = 1 / 0; for (let o = t, a = e.length; o < a; o += n)e[o] < r && (r = e[o]); return r }, arrayMax: function (e) { let t = arguments.length > 1 && void 0 !== arguments[1] ? arguments[1] : 0, n = arguments.length > 2 && void 0 !== arguments[2] ? arguments[2] : 1, r = -1 / 0; for (let o = t, a = e.length; o < a; o += n)r < e[o] && (r = e[o]); return r }, arrayRange: function (e) { let t = arguments.length > 1 && void 0 !== arguments[1] ? arguments[1] : 0, n = arguments.length > 2 && void 0 !== arguments[2] ? arguments[2] : 1, r = 1 / 0, o = -1 / 0; for (let a = t, i = e.length; a < i; a += n)e[a] < r && (r = e[a]), o < e[a] && (o = e[a]); return [r, o] }, isPowerOfTwo: Fo, nearestPowerOfTwo: _o, factorial: No, binomial: function (e, t) { let n = 1; for (let r = 1; r <= t; ++r)n *= (e - r + 1) / r; return Math.floor(n) }, beginCombination: function (e, t) { if (e < t) return 0; const n = Po(t); for (let e = 0; e < t; ++e)n[e] = e; return n }, nextCombination: function (e, t, n) { let r = 0; for (let o = t - 1; o >= 0; --o)if (n[o] < e - t + o) { let e = n[o] + 1; for (; o < t;)n[o++] = e++; r = 1; break } return r }, randomSeed: function (e) { ho()(`${e}`, { global: !0 }), So = e }, getSeed: function () { return So }, random: function () { let e = arguments.length > 0 && void 0 !== arguments[0] ? arguments[0] : 0, t = arguments.length > 1 && void 0 !== arguments[1] ? arguments[1] : 1; const n = t - e; return e + n * Math.random() }, gaussian: ko, add: Go, subtract: Uo, multiplyScalar: zo, multiplyScalar2D: Wo, multiplyAccumulate: Ho, multiplyAccumulate2D: function (e, t, n, r) { return r[0] = e[0] + t[0] * n, r[1] = e[1] + t[1] * n, r }, dot: jo, outer: function (e, t, n) { n[0] = e[0] * t[0], n[1] = e[0] * t[1], n[2] = e[0] * t[2], n[3] = e[1] * t[0], n[4] = e[1] * t[1], n[5] = e[1] * t[2], n[6] = e[2] * t[0], n[7] = e[2] * t[1], n[8] = e[2] * t[2] }, cross: Ko, norm: $o, normalize: qo, perpendiculars: function (e, t, n, r) { const o = e[0] * e[0], a = e[1] * e[1], i = e[2] * e[2], s = Math.sqrt(o + a + i); let l, c, u; o > a && o > i ? (l = 0, c = 1, u = 2) : a > i ? (l = 1, c = 2, u = 0) : (l = 2, c = 0, u = 1); const d = e[l] / s, p = e[c] / s, f = e[u] / s, g = Math.sqrt(d * d + f * f); if (0 !== r) { const e = Math.sin(r), o = Math.cos(r); t && (t[l] = (f * o - d * p * e) / g, t[c] = e * g, t[u] = (-d * o - p * f * e) / g), n && (n[l] = (-f * e - d * p * o) / g, n[c] = o * g, n[u] = (d * e - p * f * o) / g) } else t && (t[l] = f / g, t[c] = 0, t[u] = -d / g), n && (n[l] = -d * p / g, n[c] = g, n[u] = -p * f / g) }, projectVector: function (e, t, n) { const r = jo(t, t); if (0 === r) return n[0] = 0, n[1] = 0, n[2] = 0, !1; const o = jo(e, t) / r; for (let e = 0; e < 3; e++)n[e] = t[e]; return zo(n, o), !0 }, projectVector2D: function (e, t, n) { const r = Xo(t, t); if (0 === r) return n[0] = 0, n[1] = 0, !1; const o = Xo(e, t) / r; for (let e = 0; e < 2; e++)n[e] = t[e]; return Wo(n, o), !0 }, distance2BetweenPoints: Yo, angleBetweenVectors: function (e, t) { const n = [0, 0, 0]; return Ko(e, t, n), Math.atan2($o(n), jo(e, t)) }, gaussianAmplitude: function (e, t, n) { const r = Math.abs(e - n); return 1 / Math.sqrt(2 * Math.PI * t) * Math.exp(-(r ** 2) / (2 * t)) }, gaussianWeight: function (e, t, n) { const r = Math.abs(e - n); return Math.exp(-(r ** 2) / (2 * t)) }, dot2D: Xo, outer2D: function (e, t, n) { n[0] = e[0] * t[0], n[1] = e[0] * t[1], n[2] = e[1] * t[0], n[3] = e[1] * t[1] }, norm2D: Zo, normalize2D: Qo, determinant2x2: Jo, LUFactor3x3: function (e, t) { let n, r, o; const a = [0, 0, 0]; for (let t = 0; t < 3; t++)o = Math.abs(e[3 * t]), (r = Math.abs(e[3 * t + 1])) > o && (o = r), (r = Math.abs(e[3 * t + 2])) > o && (o = r), a[t] = 1 / o; o = a[0] * Math.abs(e[0]), n = 0, (r = a[1] * Math.abs(e[3])) >= o && (o = r, n = 1), (r = a[2] * Math.abs(e[6])) >= o && (n = 2), 0 !== n && (Io(e, 3, n, 0), a[n] = a[0]), t[0] = n, e[3] /= e[0], e[6] /= e[0], e[4] -= e[3] * e[1], e[7] -= e[6] * e[1], o = a[1] * Math.abs(e[4]), n = 1, (r = a[2] * Math.abs(e[7])) >= o && (n = 2, Io(e, 3, 1, 2), a[2] = a[1]), t[1] = n, e[7] /= e[4], e[5] -= e[3] * e[2], e[8] -= e[6] * e[2] + e[7] * e[5], t[2] = 2 }, LUSolve3x3: function (e, t, n) { let r = n[t[0]]; n[t[0]] = n[0], n[0] = r, r = n[t[1]], n[t[1]] = n[1], n[1] = r - e[3] * n[0], r = n[t[2]], n[t[2]] = n[2], n[2] = r - e[6] * n[0] - e[7] * n[1], n[2] /= e[8], n[1] = (n[1] - e[5] * n[2]) / e[4], n[0] = (n[0] - e[1] * n[1] - e[2] * n[2]) / e[0] }, linearSolve3x3: function (e, t, n) { const r = e[0], o = e[1], a = e[2], i = e[3], s = e[4], l = e[5], c = e[6], u = e[7], d = e[8], p = +Jo(s, u, l, d), f = -Jo(i, c, l, d), g = +Jo(i, c, s, u), m = -Jo(o, u, a, d), h = +Jo(r, c, a, d), v = -Jo(r, c, o, u), y = +Jo(o, s, a, l), T = -Jo(r, i, a, l), b = +Jo(r, i, o, s), x = r * p + o * f + a * g, C = p * t[0] + m * t[1] + y * t[2], S = f * t[0] + h * t[1] + T * t[2], A = g * t[0] + v * t[1] + b * t[2]; n[0] = C / x, n[1] = S / x, n[2] = A / x }, multiply3x3_vect3: ea, multiply3x3_mat3: ta, multiplyMatrix: function (e, t, n, r, o, a, i) { r !== o && xo("Number of columns of A must match number of rows of B."); const s = [...e], l = [...t]; for (let e = 0; e < n; e++)for (let t = 0; t < a; t++) { i[e * a + t] = 0; for (let n = 0; n < r; n++)i[e * a + t] += s[e * r + n] * l[t + a * n] } }, transpose3x3: na, invert3x3: function (e, t) { const n = e[0], r = e[1], o = e[2], a = e[3], i = e[4], s = e[5], l = e[6], c = e[7], u = e[8], d = +Jo(i, c, s, u), p = -Jo(a, l, s, u), f = +Jo(a, l, i, c), g = -Jo(r, c, o, u), m = +Jo(n, l, o, u), h = -Jo(n, l, r, c), v = +Jo(r, i, o, s), y = -Jo(n, a, o, s), T = +Jo(n, a, r, i), b = n * d + r * p + o * f; 0 === b && Co("Matrix has 0 determinant"), t[0] = d / b, t[3] = p / b, t[6] = f / b, t[1] = g / b, t[4] = m / b, t[7] = h / b, t[2] = v / b, t[5] = y / b, t[8] = T / b }, identity3x3: ia, identity: sa, isIdentity: function (e) { let t = arguments.length > 1 && void 0 !== arguments[1] ? arguments[1] : To; return aa(e, vo, t) }, isIdentity3x3: function (e) { let t = arguments.length > 1 && void 0 !== arguments[1] ? arguments[1] : To; return aa(e, yo, t) }, determinant3x3: ra, quaternionToMatrix3x3: la, areEquals: oa, areMatricesEqual: aa, roundNumber: ca, roundVector: ua, matrix3x3ToQuaternion: pa, multiplyQuaternion: function (e, t, n) { const r = e[0] * t[0], o = e[0] * t[1], a = e[0] * t[2], i = e[0] * t[3], s = e[1] * t[0], l = e[1] * t[1], c = e[1] * t[2], u = e[1] * t[3], d = e[2] * t[0], p = e[2] * t[1], f = e[2] * t[2], g = e[2] * t[3], m = e[3] * t[0], h = e[3] * t[1], v = e[3] * t[2], y = e[3] * t[3]; n[0] = r - l - f - y, n[1] = o + s + g - v, n[2] = a - u + d + h, n[3] = i + c - p + m }, orthogonalize3x3: fa, diagonalize3x3: ga, singularValueDecomposition3x3: function (e, t, n, r) { let o; const a = [...e], i = ra(a); if (i < 0) for (o = 0; o < 9; o++)a[o] = -a[o]; fa(a, t), na(a, a), ta(a, t, r), ga(r, n, r), ta(t, r, t), na(r, r), i < 0 && (n[0] = -n[0], n[1] = -n[1], n[2] = -n[2]) }, solveLinearSystem: va, invertMatrix: ya, luFactorLinearSystem: ma, luSolveLinearSystem: ha, estimateMatrixCondition: function (e, t) { let n = +Number.MAX_VALUE, r = -Number.MAX_VALUE; for (let n = 0; n < t; n++)for (let o = n; o < t; o++)Math.abs(e[n * t + o]) > r && (r = Math.abs(e[n * t + o])); for (let r = 0; r < t; r++)Math.abs(e[r * t + r]) < n && (n = Math.abs(e[r * t + r])); return 0 === n ? Number.MAX_VALUE : r / n }, jacobi: function (e, t, n) { return da(e, 3, t, n) }, jacobiN: da, solveHomogeneousLeastSquares: Ta, solveLeastSquares: function (e, t, n, r, o, a) { let i = !(arguments.length > 6 && void 0 !== arguments[6]) || arguments[6]; if (e < n || e < o) return Co("Insufficient number of samples. Underdetermined."), 0; const s = Po(o); let l, c, u, d, p = 1, f = 0, g = 0; if (i) { for (u = 0; u < o; u++)s[u] = 1; for (c = 0; c < e; c++)for (u = 0; u < o; u++)Math.abs(r[c * o + u]) > bo && (p = 0, s[u] = 0); if (p && 1 === o) return Co("Detected homogeneous system (Y=0), calling SolveHomogeneousLeastSquares()"), Ta(e, t, n, a); if (p) g = 1; else for (u = 0; u < o; u++)s[u] && (g = 1) } g && (l = Po(n), f = Ta(e, t, n, l)); const m = Po(n * n), h = Po(n * n), v = Po(n * o); for (d = 0; d < e; d++)for (c = 0; c < n; c++) { for (u = c; u < n; u++)m[c * n + u] += t[d * n + c] * t[d * n + u]; for (u = 0; u < o; u++)v[c * o + u] += t[d * n + c] * r[d * o + u] } for (c = 0; c < n; c++)for (u = 0; u < c; u++)m[c * n + u] = m[u * n + c]; const y = ya(m, h, n); if (y) for (c = 0; c < n; c++)for (u = 0; u < o; u++)for (a[c * o + u] = 0, d = 0; d < n; d++)a[c * o + u] += h[c * n + d] * v[d * o + u]; if (g) for (u = 0; u < o; u++)if (s[u]) for (c = 0; c < n; c++)a[c * o + u] = l[c * o]; return g ? f && y : y }, hex2float: function (e) { let t = arguments.length > 1 && void 0 !== arguments[1] ? arguments[1] : [0, .5, 1]; switch (e.length) { case 3: return t[0] = 17 * parseInt(e[0], 16) / 255, t[1] = 17 * parseInt(e[1], 16) / 255, t[2] = 17 * parseInt(e[2], 16) / 255, t; case 4: return t[0] = 17 * parseInt(e[1], 16) / 255, t[1] = 17 * parseInt(e[2], 16) / 255, t[2] = 17 * parseInt(e[3], 16) / 255, t; case 6: return t[0] = parseInt(e.substr(0, 2), 16) / 255, t[1] = parseInt(e.substr(2, 2), 16) / 255, t[2] = parseInt(e.substr(4, 2), 16) / 255, t; case 7: return t[0] = parseInt(e.substr(1, 2), 16) / 255, t[1] = parseInt(e.substr(3, 2), 16) / 255, t[2] = parseInt(e.substr(5, 2), 16) / 255, t; case 9: return t[0] = parseInt(e.substr(1, 2), 16) / 255, t[1] = parseInt(e.substr(3, 2), 16) / 255, t[2] = parseInt(e.substr(5, 2), 16) / 255, t[3] = parseInt(e.substr(7, 2), 16) / 255, t; default: return t } }, rgb2hsv: ba, hsv2rgb: xa, lab2xyz: Ca, xyz2lab: Sa, xyz2rgb: Aa, rgb2xyz: Ia, rgb2lab: wa, lab2rgb: Pa, uninitializeBounds: Oa, areBoundsInitialized: Ra, computeBoundsFromPoints: function (e, t, n) { return n[0] = Math.min(e[0], t[0]), n[1] = Math.max(e[0], t[0]), n[2] = Math.min(e[1], t[1]), n[3] = Math.max(e[1], t[1]), n[4] = Math.min(e[2], t[2]), n[5] = Math.max(e[2], t[2]), n }, clampValue: Ma, clampVector: Da, clampAndNormalizeValue: function (e, t) { let n = 0; return t[0] !== t[1] && (n = e < t[0] ? t[0] : e > t[1] ? t[1] : e, n = (n - t[0]) / (t[1] - t[0])), n }, getScalarTypeFittingRange: Ea, getAdjustedScalarRange: Va, extentIsWithinOtherExtent: function (e, t) { if (!e || !t) return 0; for (let n = 0; n < 6; n += 2)if (e[n] < t[n] || e[n] > t[n + 1] || e[n + 1] < t[n] || e[n + 1] > t[n + 1]) return 0; return 1 }, boundsIsWithinOtherBounds: function (e, t, n) { if (!e || !t) return 0; for (let r = 0; r < 6; r += 2)if (e[r] + n[r / 2] < t[r] || e[r] - n[r / 2] > t[r + 1] || e[r + 1] + n[r / 2] < t[r] || e[r + 1] - n[r / 2] > t[r + 1]) return 0; return 1 }, pointIsWithinBounds: function (e, t, n) { if (!e || !t || !n) return 0; for (let r = 0; r < 3; r++)if (e[r] + n[r] < t[2 * r] || e[r] - n[r] > t[2 * r + 1]) return 0; return 1 }, solve3PointCircle: function (e, t, n, r) { const o = Po(3), a = Po(3), i = Po(3), s = Po(3), l = Po(3), c = Po(3); for (let r = 0; r < 3; ++r)o[r] = e[r] - t[r], a[r] = t[r] - n[r], i[r] = n[r] - e[r], s[r] = -o[r], l[r] = -a[r], c[r] = -i[r]; const u = $o(s), d = $o(l), p = $o(i), f = Po(3); Ko(o, a, f); const g = $o(f), m = u * d * p / (2 * g), h = 2 * g * g, v = d * d * jo(o, c) / h, y = p * p * jo(s, a) / h, T = u * u * jo(i, l) / h; for (let o = 0; o < 3; ++o)r[o] = v * e[o] + y * t[o] + T * n[o]; return m }, inf: 1 / 0, negInf: -1 / 0, isInf: La, isNan: Na, isNaN: Na, isFinite: Ba, createUninitializedBounds: Fa, getMajorAxisIndex: function (e) { let t = -1, n = -1; for (let r = 0; r < e.length; r++) { const o = Math.abs(e[r]); o > t && (n = r, t = o) } return n }, getSparseOrthogonalMatrix: ka, floatToHex2: Ga, floatRGB2HexCode: function (e) { let t = arguments.length > 1 && void 0 !== arguments[1] ? arguments[1] : "#"; return `${t}${e.map(Ga).join("")}` }, float2CssRGBA: function (e) { return 3 === e.length ? `rgb(${e.map(Ua).join(", ")})` : `rgba(${Ua(e[0] || 0)}, ${Ua(e[1] || 0)}, ${Ua(e[2] || 0)}, ${e[3] || 0})` } }; const Wa = 1e-6, Ha = "coincide", ja = "disjoint"; function Ka(e, t, n) { const r = n[0] * (e[0] - t[0]) + n[1] * (e[1] - t[1]) + n[2] * (e[2] - t[2]); return Math.abs(r) } function $a(e, t, n, r) { const o = []; Uo(e, t, o); const a = jo(n, o); r[0] = e[0] - a * n[0], r[1] = e[1] - a * n[1], r[2] = e[2] - a * n[2] } function qa(e, t, n) { const r = jo(e, t); let o = jo(t, t); return 0 === o && (o = 1), n[0] = e[0] - r * t[0] / o, n[1] = e[1] - r * t[1] / o, n[2] = e[2] - r * t[2] / o, n } function Xa(e, t, n, r) { const o = []; Uo(e, t, o); const a = jo(n, o), i = jo(n, n); 0 !== i ? (r[0] = e[0] - a * n[0] / i, r[1] = e[1] - a * n[1] / i, r[2] = e[2] - a * n[2] / i) : (r[0] = e[0], r[1] = e[1], r[2] = e[2]) } function Ya(e, t, n, r) { const o = { intersection: !1, betweenPoints: !1, t: Number.MAX_VALUE, x: [] }, a = [], i = []; Uo(t, e, a), Uo(n, e, i); const s = jo(r, i), l = jo(r, a); let c, u; return c = l < 0 ? -l : l, u = s < 0 ? -s * Wa : s * Wa, c <= u || (o.t = s / l, o.x[0] = e[0] + o.t * a[0], o.x[1] = e[1] + o.t * a[1], o.x[2] = e[2] + o.t * a[2], o.intersection = !0, o.betweenPoints = o.t >= 0 && o.t <= 1), o } function Za(e, t, n, r) { const o = { intersection: !1, l0: [], l1: [], error: null }, a = []; Ko(t, r, a); const i = a.map((e => Math.abs(e))); if (i[0] + i[1] + i[2] < Wa) { const r = []; return Uo(e, n, r), 0 === jo(t, r) ? o.error = Ha : o.error = ja, o } let s; s = i[0] > i[1] && i[0] > i[2] ? "x" : i[1] > i[2] ? "y" : "z"; const l = [], c = -jo(t, e), u = -jo(r, n); switch (s) { case "x": l[0] = 0, l[1] = (u * t[2] - c * r[2]) / a[0], l[2] = (c * r[1] - u * t[1]) / a[0]; break; case "y": l[0] = (c * r[2] - u * t[2]) / a[1], l[1] = 0, l[2] = (u * t[0] - c * r[0]) / a[1]; break; case "z": l[0] = (u * t[1] - c * r[1]) / a[2], l[1] = (c * r[0] - u * t[0]) / a[2], l[2] = 0 }return o.l0 = l, Go(l, a, o.l1), o.intersection = !0, o } const Qa = { evaluate: function (e, t, n) { return e[0] * (n[0] - t[0]) + e[1] * (n[1] - t[1]) + e[2] * (n[2] - t[2]) }, distanceToPlane: Ka, projectPoint: $a, projectVector: qa, generalizedProjectPoint: Xa, intersectWithLine: Ya, intersectWithPlane: Za, DISJOINT: ja, COINCIDE: Ha }; function Ja(e, t) { t.classHierarchy.push("vtkPlane"), e.distanceToPlane = e => Ka(e, t.origin, t.normal), e.projectPoint = (e, n) => { $a(e, t.origin, t.normal, n) }, e.projectVector = (e, n) => qa(e, t.normal, n), e.push = e => { if (0 !== e) for (let n = 0; n < 3; n++)t.origin[n] += e * t.normal[n] }, e.generalizedProjectPoint = (e, n) => { Xa(e, t.origin, t.normal, n) }, e.evaluateFunction = (e, n, r) => Array.isArray(e) ? t.normal[0] * (e[0] - t.origin[0]) + t.normal[1] * (e[1] - t.origin[1]) + t.normal[2] * (e[2] - t.origin[2]) : t.normal[0] * (e - t.origin[0]) + t.normal[1] * (n - t.origin[1]) + t.normal[2] * (r - t.origin[2]), e.evaluateGradient = e => [t.normal[0], t.normal[1], t.normal[2]], e.intersectWithLine = (e, n) => Ya(e, n, t.origin, t.normal), e.intersectWithPlane = (e, n) => Za(e, n, t.origin, t.normal) } const ei = { normal: [0, 0, 1], origin: [0, 0, 0] }; function ti(e, t) { let n = arguments.length > 2 && void 0 !== arguments[2] ? arguments[2] : {}; Object.assign(t, ei, n), jt.obj(e, t), jt.setGetArray(e, t, ["normal", "origin"], 3), Ja(e, t) } var ni = { newInstance: jt.newInstance(ti, "vtkPlane"), extend: ti, ...Qa }; const ri = [Number.MAX_VALUE, -Number.MAX_VALUE, Number.MAX_VALUE, -Number.MAX_VALUE, Number.MAX_VALUE, -Number.MAX_VALUE]; function oi(e, t) { return e[0] === t[0] && e[1] === t[1] && e[2] === t[2] && e[3] === t[3] && e[4] === t[4] && e[5] === t[5] } function ai(e) { return e?.length >= 6 && e[0] <= e[1] && e[2] <= e[3] && e[4] <= e[5] } function ii(e, t) { return e[0] = t[0], e[1] = t[1], e[2] = t[2], e[3] = t[3], e[4] = t[4], e[5] = t[5], e } function si(e) { return ii(e, ri) } function li(e, t, n, r) { const [o, a, i, s, l, c] = e; return e[0] = o < t ? o : t, e[1] = a > t ? a : t, e[2] = i < n ? i : n, e[3] = s > n ? s : n, e[4] = l < r ? l : r, e[5] = c > r ? c : r, e } function ci(e, t) { if (0 === t.length) return e; if (Array.isArray(t[0])) for (let n = 0; n < t.length; ++n)li(e, ...t[n]); else for (let n = 0; n < t.length; n += 3)li(e, ...t.slice(n, n + 3)); return e } function ui(e, t, n, r, o, a, i) { const [s, l, c, u, d, p] = e; return void 0 === i ? (e[0] = Math.min(t[0], s), e[1] = Math.max(t[1], l), e[2] = Math.min(t[2], c), e[3] = Math.max(t[3], u), e[4] = Math.min(t[4], d), e[5] = Math.max(t[5], p)) : (e[0] = Math.min(t, s), e[1] = Math.max(n, l), e[2] = Math.min(r, c), e[3] = Math.max(o, u), e[4] = Math.min(a, d), e[5] = Math.max(i, p)), e } function di(e, t, n, r) { const [o, a, i, s, l, c] = e; return e[0] = t, e[1] = t > a ? t : a, e[2] = n, e[3] = n > s ? n : s, e[4] = r, e[5] = r > c ? r : c, o !== t || i !== n || l !== r } function pi(e, t, n, r) { const [o, a, i, s, l, c] = e; return e[0] = t < o ? t : o, e[1] = t, e[2] = n < i ? n : i, e[3] = n, e[4] = r < l ? r : l, e[5] = r, a !== t || s !== n || c !== r } function fi(e, t) { return e[0] -= t, e[1] += t, e[2] -= t, e[3] += t, e[4] -= t, e[5] += t, e } function gi(e, t, n, r) { return !!ai(e) && (t >= 0 ? (e[0] *= t, e[1] *= t) : (e[0] = t * e[1], e[1] = t * e[0]), n >= 0 ? (e[2] *= n, e[3] *= n) : (e[2] = n * e[3], e[3] = n * e[2]), r >= 0 ? (e[4] *= r, e[5] *= r) : (e[4] = r * e[5], e[5] = r * e[4]), !0) } function mi(e) { return [.5 * (e[0] + e[1]), .5 * (e[2] + e[3]), .5 * (e[4] + e[5])] } function hi(e, t) { return e[2 * t + 1] - e[2 * t] } function vi(e) { return [hi(e, 0), hi(e, 1), hi(e, 2)] } function yi(e) { return e.slice(0, 2) } function Ti(e) { return e.slice(2, 4) } function bi(e) { return e.slice(4, 6) } function xi(e) { const t = vi(e); return t[0] > t[1] ? t[0] > t[2] ? t[0] : t[2] : t[1] > t[2] ? t[1] : t[2] } function Ci(e) { if (ai(e)) { const t = vi(e); return Math.sqrt(t[0] * t[0] + t[1] * t[1] + t[2] * t[2]) } return null } function Si(e) { return [e[0], e[2], e[4]] } function Ai(e) { return [e[1], e[3], e[5]] } function Ii(e, t) { return e <= 0 && t >= 0 || e >= 0 && t <= 0 } function wi(e, t) { let n = 0; for (let r = 0; r < 2; r++)for (let o = 2; o < 4; o++)for (let a = 4; a < 6; a++)t[n++] = [e[r], e[o], e[a]]; return t } function Pi(e, t, n) { return t[0] = e[0], t[1] = e[2], t[2] = e[4], n[0] = e[1], n[1] = e[3], n[2] = e[5], t } function Oi(e, t) { let n = arguments.length > 2 && void 0 !== arguments[2] ? arguments[2] : []; const r = wi(e, []); for (let e = 0; e < r.length; ++e)Vn(r[e], r[e], t); return si(n), ci(n, r) } function Ri(e) { let t = arguments.length > 1 && void 0 !== arguments[1] ? arguments[1] : []; return t[0] = .5 * (e[1] - e[0]), t[1] = .5 * (e[3] - e[2]), t[2] = .5 * (e[5] - e[4]), t } function Mi(e, t, n, r) { const o = [].concat(ri), a = e.getData(); for (let e = 0; e < a.length; e += 3) { const i = [a[e], a[e + 1], a[e + 2]], s = jo(i, t); o[0] = Math.min(s, o[0]), o[1] = Math.max(s, o[1]); const l = jo(i, n); o[2] = Math.min(l, o[2]), o[3] = Math.max(l, o[3]); const c = jo(i, r); o[4] = Math.min(c, o[4]), o[5] = Math.max(c, o[5]) } return o } function Di(e, t, n, r, o) { let a = !0; const i = []; let s = 0; const l = [], c = [0, 0, 0]; for (let n = 0; n < 3; n++)t[n] < e[2 * n] ? (i[n] = 1, c[n] = e[2 * n], a = !1) : t[n] > e[2 * n + 1] ? (i[n] = 0, c[n] = e[2 * n + 1], a = !1) : i[n] = 2; if (a) return r[0] = t[0], r[1] = t[1], r[2] = t[2], o[0] = 0, 1; for (let e = 0; e < 3; e++)2 !== i[e] && 0 !== n[e] ? l[e] = (c[e] - t[e]) / n[e] : l[e] = -1; for (let e = 0; e < 3; e++)l[s] < l[e] && (s = e); if (l[s] > 1 || l[s] < 0) return 0; o[0] = l[s]; for (let o = 0; o < 3; o++)if (s !== o) { if (r[o] = t[o] + l[s] * n[o], r[o] < e[2 * o] || r[o] > e[2 * o + 1]) return 0 } else r[o] = c[o]; return 1 } function Ei(e, t, n) { const r = []; let o = 0, a = 1, i = 1; for (let s = 4; s <= 5; ++s) { r[2] = e[s]; for (let s = 2; s <= 3; ++s) { r[1] = e[s]; for (let s = 0; s <= 1; ++s)if (r[0] = e[s], o = ni.evaluate(n, t, r), i && (a = o >= 0 ? 1 : -1, i = 0), 0 === o || a > 0 && o < 0 || a < 0 && o > 0) return 1 } } return 0 } function Vi(e, t) { if (!ai(e) || !ai(t)) return !1; const n = [0, 0, 0, 0, 0, 0]; let r; for (let o = 0; o < 3; o++)if (r = !1, t[2 * o] >= e[2 * o] && t[2 * o] <= e[2 * o + 1] ? (r = !0, n[2 * o] = t[2 * o]) : e[2 * o] >= t[2 * o] && e[2 * o] <= t[2 * o + 1] && (r = !0, n[2 * o] = e[2 * o]), t[2 * o + 1] >= e[2 * o] && t[2 * o + 1] <= e[2 * o + 1] ? (r = !0, n[2 * o + 1] = t[2 * o + 1]) : e[2 * o + 1] >= t[2 * o] && e[2 * o + 1] <= t[2 * o + 1] && (r = !0, n[2 * o + 1] = e[2 * o + 1]), !r) return !1; return e[0] = n[0], e[1] = n[1], e[2] = n[2], e[3] = n[3], e[4] = n[4], e[5] = n[5], !0 } function Li(e, t) { if (!ai(e) || !ai(t)) return !1; for (let n = 0; n < 3; n++)if (!(t[2 * n] >= e[2 * n] && t[2 * n] <= e[2 * n + 1] || e[2 * n] >= t[2 * n] && e[2 * n] <= t[2 * n + 1] || t[2 * n + 1] >= e[2 * n] && t[2 * n + 1] <= e[2 * n + 1] || e[2 * n + 1] >= t[2 * n] && e[2 * n + 1] <= t[2 * n + 1])) return !1; return !0 } function Bi(e, t, n, r) { return !(t < e[0] || t > e[1] || n < e[2] || n > e[3] || r < e[4] || r > e[5]) } function Ni(e, t, n) { const r = [[0, 1, 2, 3, 4, 5, 6, 7], [0, 1, 4, 5, 2, 3, 6, 7], [0, 2, 4, 6, 1, 3, 5, 7]], o = [0, 0, 0, 0, 0, 0, 0, 0]; let a = 0; for (let r = 0; r < 2; r++)for (let i = 2; i < 4; i++)for (let s = 4; s < 6; s++) { const l = [e[r], e[i], e[s]]; o[a++] = ni.evaluate(n, t, l) } let i = 2; for (; i-- && !(Ii(o[r[i][0]], o[r[i][4]]) && Ii(o[r[i][1]], o[r[i][5]]) && Ii(o[r[i][2]], o[r[i][6]]) && Ii(o[r[i][3]], o[r[i][7]]));); if (i < 0) return !1; const s = Math.sign(n[i]), l = Math.abs((e[2 * i + 1] - e[2 * i]) * n[i]); let c = s > 0 ? 1 : 0; for (let e = 0; e < 4; e++) { if (0 === l) continue; const t = Math.abs(o[r[i][e]]) / l; s > 0 && t < c && (c = t), s < 0 && t > c && (c = t) } const u = (1 - c) * e[2 * i] + c * e[2 * i + 1]; return s > 0 ? e[2 * i] = u : e[2 * i + 1] = u, !0 } class _i { constructor(e) { this.bounds = e, this.bounds || (this.bounds = new Float64Array(ri)) } getBounds() { return this.bounds } equals(e) { return oi(this.bounds, e) } isValid() { return ai(this.bounds) } setBounds(e) { return ii(this.bounds, e) } reset() { return si(this.bounds) } addPoint() { for (var e = arguments.length, t = new Array(e), n = 0; n < e; n++)t[n] = arguments[n]; return li(this.bounds, ...t) } addPoints(e) { return ci(this.bounds, e) } addBounds(e, t, n, r, o, a) { return ui(this.bounds, e, t, n, r, o, a) } setMinPoint(e, t, n) { return di(this.bounds, e, t, n) } setMaxPoint(e, t, n) { return pi(this.bounds, e, t, n) } inflate(e) { return fi(this.bounds, e) } scale(e, t, n) { return gi(this.bounds, e, t, n) } getCenter() { return mi(this.bounds) } getLength(e) { return hi(this.bounds, e) } getLengths() { return vi(this.bounds) } getMaxLength() { return xi(this.bounds) } getDiagonalLength() { return Ci(this.bounds) } getMinPoint() { return Si(this.bounds) } getMaxPoint() { return Ai(this.bounds) } getXRange() { return yi(this.bounds) } getYRange() { return Ti(this.bounds) } getZRange() { return bi(this.bounds) } getCorners(e) { return wi(this.bounds, e) } computeCornerPoints(e, t) { return Pi(this.bounds, e, t) } computeLocalBounds(e, t, n) { return Mi(this.bounds, e, t, n) } transformBounds(e) { let t = arguments.length > 1 && void 0 !== arguments[1] ? arguments[1] : []; return Oi(this.bounds, e, t) } computeScale3(e) { return Ri(this.bounds, e) } cutWithPlane(e, t) { return Ni(this.bounds, e, t) } intersectBox(e, t, n, r) { return Di(this.bounds, e, t, n, r) } intersectPlane(e, t) { return Ei(this.bounds, e, t) } intersect(e) { return Vi(this.bounds, e) } intersects(e) { return Li(this.bounds, e) } containsPoint(e, t, n) { return Bi(this.bounds, e, t, n) } contains(e) { return Li(this.bounds, e) } } var Fi, ki = { newInstance: function (e) { const t = e && e.bounds; return new _i(t) }, equals: oi, isValid: ai, setBounds: ii, reset: si, addPoint: li, addPoints: ci, addBounds: ui, setMinPoint: di, setMaxPoint: pi, inflate: fi, scale: gi, scaleAboutCenter: function (e, t, n, r) { if (!ai(e)) return !1; const o = mi(e); return e[0] -= o[0], e[1] -= o[0], e[2] -= o[1], e[3] -= o[1], e[4] -= o[2], e[5] -= o[2], gi(e, t, n, r), e[0] += o[0], e[1] += o[0], e[2] += o[1], e[3] += o[1], e[4] += o[2], e[5] += o[2], !0 }, getCenter: mi, getLength: hi, getLengths: vi, getMaxLength: xi, getDiagonalLength: Ci, getMinPoint: Si, getMaxPoint: Ai, getXRange: yi, getYRange: Ti, getZRange: bi, getCorners: wi, computeCornerPoints: Pi, computeLocalBounds: Mi, transformBounds: Oi, computeScale3: Ri, cutWithPlane: Ni, intersectBox: Di, intersectPlane: Ei, intersect: Vi, intersects: Li, containsPoint: Bi, contains: function (e, t) { return !!Li(e, t) && !!Bi(e, ...Si(t)) && !!Bi(e, ...Ai(t)) }, INIT_BOUNDS: ri }; function Gi(e, t, n) { var r = t[0], o = t[1], a = t[2], i = t[3]; return e[0] = n[0] * r + n[4] * o + n[8] * a + n[12] * i, e[1] = n[1] * r + n[5] * o + n[9] * a + n[13] * i, e[2] = n[2] * r + n[6] * o + n[10] * a + n[14] * i, e[3] = n[3] * r + n[7] * o + n[11] * a + n[15] * i, e } function Ui() { var e = new i(4); return i != Float32Array && (e[0] = 0, e[1] = 0, e[2] = 0), e[3] = 1, e } function zi(e, t, n) { n *= .5; var r = Math.sin(n); return e[0] = r * t[0], e[1] = r * t[1], e[2] = r * t[2], e[3] = Math.cos(n), e } function Wi(e, t, n) { var r = t[0], o = t[1], a = t[2], i = t[3], s = n[0], l = n[1], c = n[2], u = n[3]; return e[0] = r * u + i * s + o * c - a * l, e[1] = o * u + i * l + a * s - r * c, e[2] = a * u + i * c + r * l - o * s, e[3] = i * u - r * s - o * l - a * c, e } Fi = new i(4), i != Float32Array && (Fi[0] = 0, Fi[1] = 0, Fi[2] = 0, Fi[3] = 0); var Hi = function (e, t, n, r) { var o = new i(4); return o[0] = e, o[1] = t, o[2] = n, o[3] = r, o }; Cn(), An(1, 0, 0), An(0, 1, 0), Ui(), Ui(), ie(); var ji = { CoordinateSystem: { DISPLAY: 0, WORLD: 1 } }; const { CoordinateSystem: Ki } = ji; function $i(e) { return () => jt.vtkErrorMacro(`vtkProp::${e} - NOT IMPLEMENTED`) } function qi(e, t) { t.classHierarchy.push("vtkProp"), e.getMTime = () => { let e = t.mtime; for (let n = 0; n < t.textures.length; ++n) { const r = t.textures[n].getMTime(); r > e && (e = r) } return e }, e.processSelectorPixelBuffers = (e, t) => { }, e.getNestedProps = () => null, e.getActors = () => [], e.getActors2D = () => [], e.getVolumes = () => [], e.pick = $i("pick"), e.hasKey = $i("hasKey"), e.getNestedVisibility = () => t.visibility && (!t._parentProp || t._parentProp.getNestedVisibility()), e.getNestedPickable = () => t.pickable && (!t._parentProp || t._parentProp.getNestedPickable()), e.getNestedDragable = () => t.dragable && (!t._parentProp || t._parentProp.getNestedDragable()), e.getRedrawMTime = () => t.mtime, e.setEstimatedRenderTime = e => { t.estimatedRenderTime = e, t.savedEstimatedRenderTime = e }, e.restoreEstimatedRenderTime = () => { t.estimatedRenderTime = t.savedEstimatedRenderTime }, e.addEstimatedRenderTime = e => { t.estimatedRenderTime += e }, e.setAllocatedRenderTime = e => { t.allocatedRenderTime = e, t.savedEstimatedRenderTime = t.estimatedRenderTime, t.estimatedRenderTime = 0 }, e.getSupportsSelection = () => !1, e.getTextures = () => t.textures, e.hasTexture = e => -1 !== t.textures.indexOf(e), e.addTexture = n => { n && !e.hasTexture(n) && (t.textures = t.textures.concat(n), e.modified()) }, e.removeTexture = n => { const r = t.textures.filter((e => e !== n)); t.textures.length !== r.length && (t.textures = r, e.modified()) }, e.removeAllTextures = () => { t.textures = [], e.modified() }, e.setCoordinateSystemToWorld = () => e.setCoordinateSystem(Ki.WORLD), e.setCoordinateSystemToDisplay = () => e.setCoordinateSystem(Ki.DISPLAY) } const Xi = { allocatedRenderTime: 10, coordinateSystem: Ki.WORLD, dragable: !0, estimatedRenderTime: 0, paths: null, pickable: !0, renderTimeMultiplier: 1, savedEstimatedRenderTime: 0, textures: [], useBounds: !0, visibility: !0 }; function Yi(e, t) { let n = arguments.length > 2 && void 0 !== arguments[2] ? arguments[2] : {}; Object.assign(t, Xi, n), jt.obj(e, t), jt.get(e, t, ["estimatedRenderTime", "allocatedRenderTime"]), jt.setGet(e, t, ["_parentProp", "coordinateSystem", "dragable", "pickable", "renderTimeMultiplier", "useBounds", "visibility"]), jt.moveToProtected(e, t, ["parentProp"]), qi(e, t) } var Zi = { newInstance: jt.newInstance(Yi, "vtkProp"), extend: Yi, ...ji }; function Qi(e, t) { t.classHierarchy.push("vtkProp3D"), e.addPosition = n => { t.position = t.position.map(((e, t) => e + n[t])), e.modified() }, e.getOrientationWXYZ = () => { const e = Ui(); N(e, t.rotation); const n = new Float64Array(3), r = function (e, t) { var n = 2 * Math.acos(t[3]), r = Math.sin(n / 2); return r > a ? (e[0] = t[0] / r, e[1] = t[1] / r, e[2] = t[2] / r) : (e[0] = 1, e[1] = 0, e[2] = 0), n }(n, e); return [Ro(r), n[0], n[1], n[2]] }, e.rotateX = n => { 0 !== n && (S(t.rotation, t.rotation, Oo(n)), e.modified()) }, e.rotateY = n => { 0 !== n && (A(t.rotation, t.rotation, Oo(n)), e.modified()) }, e.rotateZ = n => { 0 !== n && (I(t.rotation, t.rotation, Oo(n)), e.modified()) }, e.rotateWXYZ = (n, r, o, a) => { if (0 === n || 0 === r && 0 === o && 0 === a) return; const i = Oo(n), s = Ui(); zi(s, [r, o, a], i); const l = new Float64Array(16); k(l, s), T(t.rotation, t.rotation, l), e.modified() }, e.setOrientation = (n, r, o) => (n !== t.orientation[0] || r !== t.orientation[1] || o !== t.orientation[2]) && (t.orientation = [n, r, o], g(t.rotation), e.rotateZ(o), e.rotateX(n), e.rotateY(r), e.modified(), !0), e.setUserMatrix = n => !aa(t.userMatrix, n) && (d(t.userMatrix, n), e.modified(), !0), e.getMatrix = () => (e.computeMatrix(), t.matrix), e.computeMatrix = () => { if (e.getMTime() > t.matrixMTime.getMTime()) { g(t.matrix), t.userMatrix && T(t.matrix, t.matrix, t.userMatrix), b(t.matrix, t.matrix, t.origin), b(t.matrix, t.matrix, t.position), T(t.matrix, t.matrix, t.rotation), x(t.matrix, t.matrix, t.scale), b(t.matrix, t.matrix, [-t.origin[0], -t.origin[1], -t.origin[2]]), m(t.matrix, t.matrix), t.isIdentity = !0; for (let e = 0; e < 4; ++e)for (let n = 0; n < 4; ++n)(e === n ? 1 : 0) !== t.matrix[e + 4 * n] && (t.isIdentity = !1); t.matrixMTime.modified() } }, e.getCenter = () => ki.getCenter(t.bounds), e.getLength = () => ki.getLength(t.bounds), e.getXRange = () => ki.getXRange(t.bounds), e.getYRange = () => ki.getYRange(t.bounds), e.getZRange = () => ki.getZRange(t.bounds), e.getUserMatrix = () => t.userMatrix, e.onModified((function () { e.computeMatrix() })) } const Ji = { origin: [0, 0, 0], position: [0, 0, 0], orientation: [0, 0, 0], rotation: null, scale: [1, 1, 1], bounds: [1, -1, 1, -1, 1, -1], userMatrix: null, userMatrixMTime: null, cachedProp3D: null, isIdentity: !0, matrixMTime: null }; function es(e, t) { let n = arguments.length > 2 && void 0 !== arguments[2] ? arguments[2] : {}; Object.assign(t, Ji, n), Zi.extend(e, t, n), t.matrixMTime = {}, jt.obj(t.matrixMTime), jt.get(e, t, ["bounds", "isIdentity"]), jt.getArray(e, t, ["orientation"]), jt.setGetArray(e, t, ["origin", "position", "scale"], 3), t.matrix = g(new Float64Array(16)), t.rotation = g(new Float64Array(16)), t.userMatrix = g(new Float64Array(16)), t.transform = null, Qi(e, t) } var ts = { newInstance: jt.newInstance(es, "vtkProp3D"), extend: es }; const ns = { FLAT: 0, GOURAUD: 1, PHONG: 2 }, rs = { POINTS: 0, WIREFRAME: 1, SURFACE: 2 }; var os = { Shading: ns, Representation: rs, Interpolation: ns }; const { Representation: as, Interpolation: is } = os; function ss(e) { return () => jt.vtkErrorMacro(`vtkProperty::${e} - NOT IMPLEMENTED`) } function ls(e, t) { t.classHierarchy.push("vtkProperty"), e.setColor = (n, r, o) => { Array.isArray(n) ? t.color[0] === n[0] && t.color[1] === n[1] && t.color[2] === n[2] || (t.color[0] = n[0], t.color[1] = n[1], t.color[2] = n[2], e.modified()) : t.color[0] === n && t.color[1] === r && t.color[2] === o || (t.color[0] = n, t.color[1] = r, t.color[2] = o, e.modified()), e.setDiffuseColor(t.color), e.setAmbientColor(t.color), e.setSpecularColor(t.color) }, e.computeCompositeColor = ss("ComputeCompositeColor"), e.getColor = () => { let e = 0; t.ambient + t.diffuse + t.specular > 0 && (e = 1 / (t.ambient + t.diffuse + t.specular)); for (let n = 0; n < 3; n++)t.color[n] = e * (t.ambient * t.ambientColor[n] + t.diffuse * t.diffuseColor[n] + t.specular * t.specularColor[n]); return [].concat(t.color) }, e.setSpecularPower = n => { const r = 1 / Math.max(1, n); t.roughness === r && t.specularPower === n || (t.specularPower = n, t.roughness = r, e.modified()) }, e.addShaderVariable = ss("AddShaderVariable"), e.setInterpolationToFlat = () => e.setInterpolation(is.FLAT), e.setInterpolationToGouraud = () => e.setInterpolation(is.GOURAUD), e.setInterpolationToPhong = () => e.setInterpolation(is.PHONG), e.getInterpolationAsString = () => jt.enumToString(is, t.interpolation), e.setRepresentationToWireframe = () => e.setRepresentation(as.WIREFRAME), e.setRepresentationToSurface = () => e.setRepresentation(as.SURFACE), e.setRepresentationToPoints = () => e.setRepresentation(as.POINTS), e.getRepresentationAsString = () => jt.enumToString(as, t.representation) } const cs = { color: [1, 1, 1], ambientColor: [1, 1, 1], diffuseColor: [1, 1, 1], specularColor: [1, 1, 1], edgeColor: [0, 0, 0], ambient: 0, diffuse: 1, metallic: 0, roughness: .6, normalStrength: 1, emission: 1, baseIOR: 1.45, specular: 0, specularPower: 1, opacity: 1, interpolation: is.GOURAUD, representation: as.SURFACE, edgeVisibility: !1, backfaceCulling: !1, frontfaceCulling: !1, pointSize: 1, lineWidth: 1, lighting: !0, shading: !1, materialName: null }; function us(e, t) { let n = arguments.length > 2 && void 0 !== arguments[2] ? arguments[2] : {}; Object.assign(t, cs, n), jt.obj(e, t), jt.setGet(e, t, ["lighting", "interpolation", "ambient", "diffuse", "metallic", "roughness", "normalStrength", "emission", "baseIOR", "specular", "specularPower", "opacity", "edgeVisibility", "lineWidth", "pointSize", "backfaceCulling", "frontfaceCulling", "representation", "diffuseTexture", "metallicTexture", "roughnessTexture", "normalTexture", "ambientOcclusionTexture", "emissionTexture"]), jt.setGetArray(e, t, ["ambientColor", "specularColor", "diffuseColor", "edgeColor"], 3), ls(e, t) } var ds = { newInstance: jt.newInstance(us, "vtkProperty"), extend: us, ...os }; const { vtkDebugMacro: ps } = jt; function fs(e, t) { t.classHierarchy.push("vtkActor"); const n = { ...e }; e.getActors = () => [e], e.getIsOpaque = () => { if (t.forceOpaque) return !0; if (t.forceTranslucent) return !1; t.property || e.getProperty(); let n = t.property.getOpacity() >= 1; return n = n && (!t.texture || !t.texture.isTranslucent()), n = n && (!t.mapper || t.mapper.getIsOpaque()), n }, e.hasTranslucentPolygonalGeometry = () => null !== t.mapper && (null === t.property && e.setProperty(e.makeProperty()), !e.getIsOpaque()), e.makeProperty = ds.newInstance, e.getProperty = () => (null === t.property && (t.property = e.makeProperty()), t.property), e.getBounds = () => { if (null === t.mapper) return t.bounds; const n = t.mapper.getBounds(); if (!n || 6 !== n.length) return n; if (n[0] > n[1]) return t.mapperBounds = n.concat(), t.bounds = [1, -1, 1, -1, 1, -1], t.boundsMTime.modified(), n; if (!t.mapperBounds || n[0] !== t.mapperBounds[0] || n[1] !== t.mapperBounds[1] || n[2] !== t.mapperBounds[2] || n[3] !== t.mapperBounds[3] || n[4] !== t.mapperBounds[4] || n[5] !== t.mapperBounds[5] || e.getMTime() > t.boundsMTime.getMTime()) { ps("Recomputing bounds..."), t.mapperBounds = n.concat(); const r = []; ki.getCorners(n, r), e.computeMatrix(); const o = new Float64Array(16); m(o, t.matrix), r.forEach((e => Vn(e, e, o))), t.bounds[0] = t.bounds[2] = t.bounds[4] = Number.MAX_VALUE, t.bounds[1] = t.bounds[3] = t.bounds[5] = -Number.MAX_VALUE, t.bounds = t.bounds.map(((e, t) => t % 2 == 0 ? r.reduce(((e, n) => e > n[t / 2] ? n[t / 2] : e), e) : r.reduce(((e, n) => e < n[(t - 1) / 2] ? n[(t - 1) / 2] : e), e))), t.boundsMTime.modified() } return t.bounds }, e.getMTime = () => { let e = n.getMTime(); if (null !== t.property) { const n = t.property.getMTime(); e = n > e ? n : e } if (null !== t.backfaceProperty) { const n = t.backfaceProperty.getMTime(); e = n > e ? n : e } return e }, e.getRedrawMTime = () => { let e = t.mtime; if (null !== t.mapper) { let n = t.mapper.getMTime(); e = n > e ? n : e, null !== t.mapper.getInput() && (t.mapper.getInputAlgorithm().update(), n = t.mapper.getInput().getMTime(), e = n > e ? n : e) } return e }, e.getSupportsSelection = () => !!t.mapper && t.mapper.getSupportsSelection(), e.processSelectorPixelBuffers = (e, n) => { t.mapper && t.mapper.processSelectorPixelBuffers && t.mapper.processSelectorPixelBuffers(e, n) } } const gs = { mapper: null, property: null, backfaceProperty: null, forceOpaque: !1, forceTranslucent: !1, bounds: [1, -1, 1, -1, 1, -1] }; function ms(e, t) { let n = arguments.length > 2 && void 0 !== arguments[2] ? arguments[2] : {}; Object.assign(t, gs, n), ts.extend(e, t, n), t.boundsMTime = {}, jt.obj(t.boundsMTime), jt.set(e, t, ["property"]), jt.setGet(e, t, ["backfaceProperty", "forceOpaque", "forceTranslucent", "mapper"]), fs(e, t) } var hs = { newInstance: jt.newInstance(ms, "vtkActor"), extend: ms }; const vs = { Int8Array: 1, Uint8Array: 1, Uint8ClampedArray: 1, Int16Array: 2, Uint16Array: 2, Int32Array: 4, Uint32Array: 4, Float32Array: 4, Float64Array: 8 }, ys = { VOID: "", CHAR: "Int8Array", SIGNED_CHAR: "Int8Array", UNSIGNED_CHAR: "Uint8Array", SHORT: "Int16Array", UNSIGNED_SHORT: "Uint16Array", INT: "Int32Array", UNSIGNED_INT: "Uint32Array", FLOAT: "Float32Array", DOUBLE: "Float64Array" }; var Ts = { DefaultDataType: ys.FLOAT, DataTypeByteSize: vs, VtkDataTypes: ys }; const { vtkErrorMacro: bs } = Kt, { DefaultDataType: xs } = Ts, Cs = 1e-6; function Ss(e, t, n) { const r = e.length; let o, a, i = Number.MAX_VALUE, s = -Number.MAX_VALUE; for (a = t; a < r; a += n)if (!Number.isNaN(e[a])) { i = e[a], s = i; break } for (; a < r; a += n)o = e[a], o < i ? i = o : o > s && (s = o); return { min: i, max: s } } function As(e) { let t = arguments.length > 1 && void 0 !== arguments[1] ? arguments[1] : 0, n = arguments.length > 2 && void 0 !== arguments[2] ? arguments[2] : 1; if (t < 0 && n > 1) { const t = e.length / n, r = new Float64Array(t); for (let o = 0, a = 0; o < t; ++o) { for (let t = a + n; a < t; ++a)r[o] += e[a] * e[a]; r[o] **= .5 } return Ss(r, 0, 1) } return Ss(e, t < 0 ? 0 : t, n) } function Is(e) { let t = arguments.length > 1 && void 0 !== arguments[1] ? arguments[1] : 0; const n = e || []; for (; n.length <= t;)n.push(null); return n } function ws(e) { return Object.prototype.toString.call(e).slice(8, -1) } const Ps = { computeRange: As, createRangeHelper: function () { let e = Number.MAX_VALUE, t = -Number.MAX_VALUE, n = 0, r = 0; return { add(o) { e > o && (e = o), t < o && (t = o), n++, r += o }, get: () => ({ min: e, max: t, count: n, sum: r, mean: r / n }), getRange: () => ({ min: e, max: t }) } }, fastComputeRange: Ss, getDataType: ws, getMaxNorm: function (e) { const t = e.getNumberOfComponents(); let n = 0; const r = new Array(t); for (let o = 0; o < e.getNumberOfTuples(); ++o) { e.getTuple(o, r); const a = $o(r, t); a > n && (n = a) } return n } }; function Os(e, t) { function n(n) { if (n < 0) return !1; const r = e.getNumberOfComponents(), o = t.values.length / (r > 0 ? r : 1); if (n === o) return !0; if (n > o) { const e = t.values; return t.values = at(t.dataType, (n + o) * r), t.values.set(e), !0 } return t.size > n * r && (t.size = n * r, e.dataChange()), !0 } t.classHierarchy.push("vtkDataArray"), e.dataChange = () => { t.ranges = null, e.modified() }, e.resize = r => { n(r); const o = r * e.getNumberOfComponents(); return t.size !== o && (t.size = o, e.dataChange(), !0) }, e.initialize = () => { e.resize(0) }, e.getElementComponentSize = () => t.values.BYTES_PER_ELEMENT, e.getComponent = function (e) { let n = arguments.length > 1 && void 0 !== arguments[1] ? arguments[1] : 0; return t.values[e * t.numberOfComponents + n] }, e.setComponent = (n, r, o) => { o !== t.values[n * t.numberOfComponents + r] && (t.values[n * t.numberOfComponents + r] = o, e.dataChange()) }, e.getValue = n => { const r = n / t.numberOfComponents, o = n % t.numberOfComponents; return e.getComponent(r, o) }, e.setValue = (n, r) => { const o = n / t.numberOfComponents, a = n % t.numberOfComponents; e.setComponent(o, a, r) }, e.getData = () => t.size === t.values.length ? t.values : t.values.subarray(0, t.size), e.getRange = function () { let n = arguments.length > 0 && void 0 !== arguments[0] ? arguments[0] : -1, r = n; r < 0 && (r = 1 === t.numberOfComponents ? 0 : t.numberOfComponents); let o = null; return t.ranges || (t.ranges = Is(t.ranges, t.numberOfComponents)), o = t.ranges[r], o ? (t.rangeTuple[0] = o.min, t.rangeTuple[1] = o.max, t.rangeTuple) : (o = As(e.getData(), n, t.numberOfComponents), t.ranges[r] = o, t.rangeTuple[0] = o.min, t.rangeTuple[1] = o.max, t.rangeTuple) }, e.setRange = (e, n) => { t.ranges || (t.ranges = Is(t.ranges, t.numberOfComponents)); const r = { min: e.min, max: e.max }; return t.ranges[n] = r, t.rangeTuple[0] = r.min, t.rangeTuple[1] = r.max, t.rangeTuple }, e.setTuple = (e, n) => { const r = e * t.numberOfComponents; for (let e = 0; e < t.numberOfComponents; e++)t.values[r + e] = n[e] }, e.setTuples = (e, n) => { let r = e * t.numberOfComponents; const o = Math.min(n.length, t.size - r); for (let e = 0; e < o;)t.values[r++] = n[e++] }, e.insertTuple = (r, o) => (t.size <= r * t.numberOfComponents && (t.size = (r + 1) * t.numberOfComponents, n(r + 1)), e.setTuple(r, o), r), e.insertTuples = (r, o) => { const a = r + o.length / t.numberOfComponents; return t.size < a * t.numberOfComponents && (t.size = a * t.numberOfComponents, n(a)), e.setTuples(r, o), a }, e.insertNextTuple = n => { const r = t.size / t.numberOfComponents; return e.insertTuple(r, n) }, e.insertNextTuples = n => { const r = t.size / t.numberOfComponents; return e.insertTuples(r, n) }, e.findTuple = function (e) { let n = arguments.length > 1 && void 0 !== arguments[1] ? arguments[1] : Cs; for (let r = 0; r < t.size; r += t.numberOfComponents)if (Math.abs(e[0] - t.values[r]) <= n) { let o = !0; for (let a = 1; a < t.numberOfComponents; ++a)if (Math.abs(e[a] - t.values[r + a]) > n) { o = !1; break } if (o) return r / t.numberOfComponents } return -1 }, e.getTuple = function (e) { let n = arguments.length > 1 && void 0 !== arguments[1] ? arguments[1] : []; const r = t.numberOfComponents || 1, o = e * r; switch (r) { case 4: n[3] = t.values[o + 3]; case 3: n[2] = t.values[o + 2]; case 2: n[1] = t.values[o + 1]; case 1: n[0] = t.values[o]; break; default: for (let e = r - 1; e >= 0; --e)n[e] = t.values[o + e] }return n }, e.getTuples = (n, r) => { const o = (n ?? 0) * t.numberOfComponents, a = (r ?? e.getNumberOfTuples()) * t.numberOfComponents, i = e.getData().subarray(o, a); return i.length > 0 ? i : null }, e.getTupleLocation = function () { let e = arguments.length > 0 && void 0 !== arguments[0] ? arguments[0] : 1; return e * t.numberOfComponents }, e.getNumberOfComponents = () => t.numberOfComponents, e.getNumberOfValues = () => t.size, e.getNumberOfTuples = () => t.size / t.numberOfComponents, e.getDataType = () => t.dataType, e.newClone = () => Ds({ empty: !0, name: t.name, dataType: t.dataType, numberOfComponents: t.numberOfComponents }), e.getName = () => (t.name || (e.modified(), t.name = `vtkDataArray${e.getMTime()}`), t.name), e.setData = (n, r) => { t.values = n, t.size = n.length, t.dataType = ws(n), r && (t.numberOfComponents = r), t.size % t.numberOfComponents != 0 && (t.numberOfComponents = 1), e.dataChange() }, e.getState = () => { if (t.deleted) return null; const n = { ...t, vtkClass: e.getClassName() }; n.values = Array.from(n.values), delete n.buffer, Object.keys(n).forEach((e => { n[e] || delete n[e] })); const r = {}; return Object.keys(n).sort().forEach((e => { r[e] = n[e] })), r.mtime && delete r.mtime, r }, e.deepCopy = n => { const r = e.getDataType(), o = t.values; e.shallowCopy(n), o?.length >= n.getNumberOfValues() && r === n.getDataType() ? (o.set(n.getData()), t.values = o, e.dataChange()) : e.setData(n.getData().slice()) }, e.interpolateTuple = (n, r, o, a, i, s) => { const l = t.numberOfComponents || 1; l === r.getNumberOfComponents() && l === a.getNumberOfComponents() || bs("numberOfComponents must match"); const c = r.getTuple(o), u = a.getTuple(i), d = []; switch (d.length = l, l) { case 4: d[3] = c[3] + (u[3] - c[3]) * s; case 3: d[2] = c[2] + (u[2] - c[2]) * s; case 2: d[1] = c[1] + (u[1] - c[1]) * s; case 1: d[0] = c[0] + (u[0] - c[0]) * s; break; default: for (let e = 0; e < l; e++)d[e] = c[e] + (u[e] - c[e]) * s }return e.insertTuple(n, d) } } const Rs = { name: "", numberOfComponents: 1, dataType: xs, rangeTuple: [0, 0] }; function Ms(e, t) { let n = arguments.length > 2 && void 0 !== arguments[2] ? arguments[2] : {}; if (Object.assign(t, Rs, n), !t.empty && !t.values && !t.size) throw new TypeError("Cannot create vtkDataArray object without: size > 0, values"); if (t.values ? Array.isArray(t.values) && (t.values = it(t.dataType, t.values)) : t.values = at(t.dataType, t.size), t.values && (t.size = t.size ?? t.values.length, t.dataType = ws(t.values)), yt(e, t), St(e, t, ["name", "numberOfComponents"]), t.size % t.numberOfComponents != 0) throw new RangeError("model.size is not a multiple of model.numberOfComponents"); Os(e, t) } const Ds = Et(Ms, "vtkDataArray"); var Es = { newInstance: Ds, extend: Ms, ...Ps, ...Ts }; function Vs(e, t) { t.classHierarchy.push("vtkAbstractMapper"), e.update = () => { e.getInputData() }, e.addClippingPlane = n => !!n.isA("vtkPlane") && !t.clippingPlanes.includes(n) && (t.clippingPlanes.push(n), e.modified(), !0), e.getNumberOfClippingPlanes = () => t.clippingPlanes.length, e.removeAllClippingPlanes = () => 0 !== t.clippingPlanes.length && (t.clippingPlanes.length = 0, e.modified(), !0), e.removeClippingPlane = n => { const r = t.clippingPlanes.indexOf(n); return -1 !== r && (t.clippingPlanes.splice(r, 1), e.modified(), !0) }, e.getClippingPlanes = () => t.clippingPlanes, e.setClippingPlanes = t => { if (t) if (Array.isArray(t)) { const n = t.length; for (let r = 0; r < n && r < 6; r++)e.addClippingPlane(t[r]) } else e.addClippingPlane(t) }, e.getClippingPlaneInDataCoords = (e, n, r) => { const o = t.clippingPlanes, a = e; if (o) { const e = o.length; if (n >= 0 && n < e) { const e = o[n], t = e.getNormal(), i = e.getOrigin(), s = t[0], l = t[1], c = t[2], u = -(s * i[0] + l * i[1] + c * i[2]); return r[0] = s * a[0] + l * a[4] + c * a[8] + u * a[12], r[1] = s * a[1] + l * a[5] + c * a[9] + u * a[13], r[2] = s * a[2] + l * a[6] + c * a[10] + u * a[14], void (r[3] = s * a[3] + l * a[7] + c * a[11] + u * a[15]) } } jt.vtkErrorMacro(`Clipping plane index ${n} is out of range.`) } } const Ls = { clippingPlanes: [] }; var Bs = function (e, t) { let n = arguments.length > 2 && void 0 !== arguments[2] ? arguments[2] : {}; Object.assign(t, Ls, n), jt.obj(e, t), jt.algo(e, t, 1, 0), t.clippingPlanes || (t.clippingPlanes = []), Vs(e, t) }; function Ns(e, t) { e.getBounds = () => (jt.vtkErrorMacro("vtkAbstractMapper3D.getBounds - NOT IMPLEMENTED"), Fa()), e.getCenter = () => { const n = e.getBounds(); return t.center = ki.isValid(n) ? ki.getCenter(n) : null, t.center?.slice() }, e.getLength = () => { const t = e.getBounds(); return ki.getDiagonalLength(t) } } const _s = e => ({ bounds: [...ki.INIT_BOUNDS], center: [0, 0, 0], viewSpecificProperties: {}, ...e }); var Fs = function (e, t) { let n = arguments.length > 2 && void 0 !== arguments[2] ? arguments[2] : {}; Object.assign(t, _s(n)), Bs(e, t, n), jt.setGet(e, t, ["viewSpecificProperties"]), Ns(e, t) }; const { vtkErrorMacro: ks, vtkWarningMacro: Gs } = jt; function Us(e, t) { t.classHierarchy.push("vtkFieldData"); const n = e.getState; t.arrays && (t.arrays = t.arrays.map((e => ({ data: We(e.data) })))), e.initialize = () => { e.initializeFields(), e.copyAllOn(), e.clearFieldFlags() }, e.initializeFields = () => { t.arrays = [], t.copyFieldFlags = {}, e.modified() }, e.copyStructure = n => { e.initializeFields(), t.copyFieldFlags = n.getCopyFieldFlags().map((e => e)), t.arrays = n.arrays().map((e => ({ array: e }))) }, e.getNumberOfArrays = () => t.arrays.length, e.getNumberOfActiveArrays = () => t.arrays.length, e.addArray = n => { const r = n.getName(), { array: o, index: a } = e.getArrayWithIndex(r); return null != o ? (t.arrays[a] = { data: n }, a) : (t.arrays = [].concat(t.arrays, { data: n }), t.arrays.length - 1) }, e.removeAllArrays = () => { t.arrays = [] }, e.removeArray = n => { const r = t.arrays.findIndex((e => e.data.getName() === n)); return e.removeArrayByIndex(r) }, e.removeArrayByIndex = e => -1 !== e && e < t.arrays.length && (t.arrays.splice(e, 1), !0), e.getArrays = () => t.arrays.map((e => e.data)), e.getArray = t => "number" == typeof t ? e.getArrayByIndex(t) : e.getArrayByName(t), e.getArrayByName = e => t.arrays.reduce(((t, n, r) => n.data.getName() === e ? n.data : t), null), e.getArrayWithIndex = e => { const n = t.arrays.findIndex((t => t.data.getName() === e)); return { array: -1 !== n ? t.arrays[n].data : null, index: n } }, e.getArrayByIndex = e => e >= 0 && e < t.arrays.length ? t.arrays[e].data : null, e.hasArray = t => e.getArrayWithIndex(t).index >= 0, e.getArrayName = e => { const n = t.arrays[e]; return n ? n.data.getName() : "" }, e.getCopyFieldFlags = () => t.copyFieldFlags, e.getFlag = e => t.copyFieldFlags[e], e.passData = function (n) { let r = arguments.length > 1 && void 0 !== arguments[1] ? arguments[1] : -1, o = arguments.length > 2 && void 0 !== arguments[2] ? arguments[2] : -1; n.getArrays().forEach((a => { const i = e.getFlag(a.getName()); if (!1 !== i && (!t.doCopyAllOff || !0 === i) && a) { let t = e.getArrayByName(a.getName()); if (t) if (a.getNumberOfComponents() === t.getNumberOfComponents()) if (r > -1 && r < a.getNumberOfTuples()) { const e = o > -1 ? o : r; t.insertTuple(e, a.getTuple(r)) } else t.insertTuples(0, a.getTuples()); else ks("Unhandled case in passData"); else if (r < 0 || r > a.getNumberOfTuples()) e.addArray(a), n.getAttributes(a).forEach((t => { e.setAttribute(a, t) })); else { const i = a.getNumberOfComponents(); let s = a.getNumberOfValues(); const l = o > -1 ? o : r; s <= l * i && (s = (l + 1) * i), t = Es.newInstance({ name: a.getName(), dataType: a.getDataType(), numberOfComponents: i, values: jt.newTypedArray(a.getDataType(), s), size: 0 }), t.insertTuple(l, a.getTuple(r)), e.addArray(t), n.getAttributes(a).forEach((n => { e.setAttribute(t, n) })) } } })) }, e.interpolateData = function (n) { let r = arguments.length > 1 && void 0 !== arguments[1] ? arguments[1] : -1, o = arguments.length > 2 && void 0 !== arguments[2] ? arguments[2] : -1, a = arguments.length > 3 && void 0 !== arguments[3] ? arguments[3] : -1, i = arguments.length > 4 && void 0 !== arguments[4] ? arguments[4] : .5; n.getArrays().forEach((s => { const l = e.getFlag(s.getName()); if (!1 !== l && (!t.doCopyAllOff || !0 === l) && s) { let t = e.getArrayByName(s.getName()); if (t) if (s.getNumberOfComponents() === t.getNumberOfComponents()) if (r > -1 && r < s.getNumberOfTuples()) { const e = a > -1 ? a : r; t.interpolateTuple(e, s, r, s, o, i), Gs("Unexpected case in interpolateData") } else t.insertTuples(s.getTuples()); else ks("Unhandled case in interpolateData"); else if (r < 0 || o < 0 || r > s.getNumberOfTuples()) e.addArray(s), n.getAttributes(s).forEach((t => { e.setAttribute(s, t) })); else { const l = s.getNumberOfComponents(); let c = s.getNumberOfValues(); const u = a > -1 ? a : r; c <= u * l && (c = (u + 1) * l), t = Es.newInstance({ name: s.getName(), dataType: s.getDataType(), numberOfComponents: l, values: jt.newTypedArray(s.getDataType(), c), size: 0 }), t.interpolateTuple(u, s, r, s, o, i), e.addArray(t), n.getAttributes(s).forEach((n => { e.setAttribute(t, n) })) } } })) }, e.copyFieldOn = e => { t.copyFieldFlags[e] = !0 }, e.copyFieldOff = e => { t.copyFieldFlags[e] = !1 }, e.copyAllOn = () => { t.doCopyAllOn && !t.doCopyAllOff || (t.doCopyAllOn = !0, t.doCopyAllOff = !1, e.modified()) }, e.copyAllOff = () => { !t.doCopyAllOn && t.doCopyAllOff || (t.doCopyAllOn = !1, t.doCopyAllOff = !0, e.modified()) }, e.clearFieldFlags = () => { t.copyFieldFlags = {} }, e.deepCopy = e => { t.arrays = e.getArrays().map((e => { const t = e.newClone(); return t.deepCopy(e), { data: t } })) }, e.copyFlags = e => e.getCopyFieldFlags().map((e => e)), e.reset = () => t.arrays.forEach((e => e.data.reset())), e.getMTime = () => t.arrays.reduce(((e, t) => t.data.getMTime() > e ? t.data.getMTime() : e), t.mtime), e.getNumberOfComponents = () => t.arrays.reduce(((e, t) => e + t.data.getNumberOfComponents()), 0), e.getNumberOfTuples = () => t.arrays.length > 0 ? t.arrays[0].getNumberOfTuples() : 0, e.getState = () => { const e = n(); return e && (e.arrays = t.arrays.map((e => ({ data: e.data.getState() })))), e } } const zs = { arrays: [], copyFieldFlags: [], doCopyAllOn: !0, doCopyAllOff: !1 }; function Ws(e, t) { let n = arguments.length > 2 && void 0 !== arguments[2] ? arguments[2] : {}; Object.assign(t, zs, n), jt.obj(e, t), Us(e, t) } var Hs = { newInstance: jt.newInstance(Ws, "vtkFieldData"), extend: Ws }; const js = { DEFAULT: 0, SINGLE: 1, DOUBLE: 2 }; var Ks = { AttributeCopyOperations: { COPYTUPLE: 0, INTERPOLATE: 1, PASSDATA: 2, ALLCOPY: 3 }, AttributeLimitTypes: { MAX: 0, EXACT: 1, NOLIMIT: 2 }, AttributeTypes: { SCALARS: 0, VECTORS: 1, NORMALS: 2, TCOORDS: 3, TENSORS: 4, GLOBALIDS: 5, PEDIGREEIDS: 6, EDGEFLAG: 7, NUM_ATTRIBUTES: 8 }, CellGhostTypes: { DUPLICATECELL: 1, HIGHCONNECTIVITYCELL: 2, LOWCONNECTIVITYCELL: 4, REFINEDCELL: 8, EXTERIORCELL: 16, HIDDENCELL: 32 }, DesiredOutputPrecision: js, PointGhostTypes: { DUPLICATEPOINT: 1, HIDDENPOINT: 2 }, ghostArrayName: "vtkGhostType" }; const { AttributeTypes: $s, AttributeCopyOperations: qs } = Ks, { vtkWarningMacro: Xs } = jt; function Ys(e, t) { const n = ["Scalars", "Vectors", "Normals", "TCoords", "Tensors", "GlobalIds", "PedigreeIds"]; function r(e) { let t = n.find((t => $s[t.toUpperCase()] === e || "number" != typeof e && t.toLowerCase() === e.toLowerCase())); return void 0 === t && (t = null), t } t.classHierarchy.push("vtkDataSetAttributes"); const o = { ...e }; e.checkNumberOfComponents = e => !0, e.setAttribute = (n, o) => { const a = r(o); if (n && "PEDIGREEIDS" === a.toUpperCase() && !n.isA("vtkDataArray")) return Xs(`Cannot set attribute ${a}. The attribute must be a vtkDataArray.`), -1; if (n && !e.checkNumberOfComponents(n, a)) return Xs(`Cannot set attribute ${a}. Incorrect number of components.`), -1; let i = t[`active${a}`]; if (i >= 0 && i < t.arrays.length) { if (t.arrays[i] === n) return i; e.removeArrayByIndex(i) } return n ? (i = e.addArray(n), t[`active${a}`] = i) : t[`active${a}`] = -1, e.modified(), t[`active${a}`] }, e.getAttributes = t => n.filter((n => e[`get${n}`]() === t)), e.setActiveAttributeByName = (t, n) => e.setActiveAttributeByIndex(e.getArrayWithIndex(t).index, n), e.setActiveAttributeByIndex = (n, o) => { const a = r(o); if (n >= 0 && n < t.arrays.length) { if ("PEDIGREEIDS" !== a.toUpperCase()) { const t = e.getArrayByIndex(n); if (!t.isA("vtkDataArray")) return Xs(`Cannot set attribute ${a}. Only vtkDataArray subclasses can be set as active attributes.`), -1; if (!e.checkNumberOfComponents(t, a)) return Xs(`Cannot set attribute ${a}. Incorrect number of components.`), -1 } return t[`active${a}`] = n, e.modified(), n } return -1 === n && (t[`active${a}`] = n, e.modified()), -1 }, e.getActiveAttribute = t => { const n = r(t); return e[`get${n}`]() }, e.removeAllArrays = () => { n.forEach((e => { t[`active${e}`] = -1 })), o.removeAllArrays() }, e.removeArrayByIndex = e => (-1 !== e && n.forEach((n => { e === t[`active${n}`] ? t[`active${n}`] = -1 : e < t[`active${n}`] && (t[`active${n}`] -= 1) })), o.removeArrayByIndex(e)), n.forEach((n => { const r = `active${n}`; e[`get${n}`] = () => e.getArrayByIndex(t[r]), e[`set${n}`] = t => e.setAttribute(t, n), e[`setActive${n}`] = t => e.setActiveAttributeByIndex(e.getArrayWithIndex(t).index, n), e[`copy${n}Off`] = () => { const e = n.toUpperCase(); t.copyAttributeFlags[qs.PASSDATA][$s[e]] = !1 }, e[`copy${n}On`] = () => { const e = n.toUpperCase(); t.copyAttributeFlags[qs.PASSDATA][$s[e]] = !0 } })), e.initializeAttributeCopyFlags = () => { t.copyAttributeFlags = [], Object.keys(qs).filter((e => "ALLCOPY" !== e)).forEach((e => { t.copyAttributeFlags[qs[e]] = Object.keys($s).filter((e => "NUM_ATTRIBUTES" !== e)).reduce(((e, t) => (e[$s[t]] = !0, e)), []) })), t.copyAttributeFlags[qs.COPYTUPLE][$s.GLOBALIDS] = !1, t.copyAttributeFlags[qs.INTERPOLATE][$s.GLOBALIDS] = !1, t.copyAttributeFlags[qs.COPYTUPLE][$s.PEDIGREEIDS] = !1 }, e.initialize = jt.chain(e.initialize, e.initializeAttributeCopyFlags), t.dataArrays && Object.keys(t.dataArrays).length && Object.keys(t.dataArrays).forEach((n => { t.dataArrays[n].ref || "vtkDataArray" !== t.dataArrays[n].type || e.addArray(Es.newInstance(t.dataArrays[n])) })); const a = e.shallowCopy; e.shallowCopy = (e, n) => { a(e, n), t.arrays = e.getArrays().map((e => { const t = e.newClone(); return t.shallowCopy(e, n), { data: t } })) }, e.initializeAttributeCopyFlags() } const Zs = { activeScalars: -1, activeVectors: -1, activeTensors: -1, activeNormals: -1, activeTCoords: -1, activeGlobalIds: -1, activePedigreeIds: -1 }; function Qs(e, t) { let n = arguments.length > 2 && void 0 !== arguments[2] ? arguments[2] : {}; Object.assign(t, Zs, n), Hs.extend(e, t, n), jt.setGet(e, t, ["activeScalars", "activeNormals", "activeTCoords", "activeVectors", "activeTensors", "activeGlobalIds", "activePedigreeIds"]), t.arrays || (t.arrays = {}), Ys(e, t) } var Js = { newInstance: jt.newInstance(Qs, "vtkDataSetAttributes"), extend: Qs, ...Ks }; const el = ["pointData", "cellData", "fieldData"]; function tl(e, t) { t.classHierarchy.push("vtkDataSet"), el.forEach((e => { t[e] ? t[e] = We(t[e]) : t[e] = Js.newInstance() })); const n = e.shallowCopy; e.shallowCopy = function (e) { let r = arguments.length > 1 && void 0 !== arguments[1] && arguments[1]; n(e, r), el.forEach((n => { t[n] = Js.newInstance(), t[n].shallowCopy(e.getReferenceByName(n)) })) } } const nl = {}; function rl(e, t) { let n = arguments.length > 2 && void 0 !== arguments[2] ? arguments[2] : {}; Object.assign(t, nl, n), jt.obj(e, t), jt.setGet(e, t, el), tl(e, t) } var ol = { newInstance: jt.newInstance(rl, "vtkDataSet"), extend: rl, FieldDataTypes: { UNIFORM: 0, DATA_OBJECT_FIELD: 0, COORDINATE: 1, POINT_DATA: 1, POINT: 2, POINT_FIELD_DATA: 2, CELL: 3, CELL_FIELD_DATA: 3, VERTEX: 4, VERTEX_FIELD_DATA: 4, EDGE: 5, EDGE_FIELD_DATA: 5, ROW: 6, ROW_DATA: 6 }, FieldAssociations: { FIELD_ASSOCIATION_POINTS: 0, FIELD_ASSOCIATION_CELLS: 1, FIELD_ASSOCIATION_NONE: 2, FIELD_ASSOCIATION_POINTS_THEN_CELLS: 3, FIELD_ASSOCIATION_VERTICES: 4, FIELD_ASSOCIATION_EDGES: 5, FIELD_ASSOCIATION_ROWS: 6, NUMBER_OF_ASSOCIATIONS: 7 } }; const al = { UNCHANGED: 0, SINGLE_POINT: 1, X_LINE: 2, Y_LINE: 3, Z_LINE: 4, XY_PLANE: 5, YZ_PLANE: 6, XZ_PLANE: 7, XYZ_GRID: 8, EMPTY: 9 }; var il = { StructuredType: al }; const { StructuredType: sl } = il; var ll = { getDataDescriptionFromExtent: function (e) { let t = 0; for (let n = 0; n < 3; ++n)e[2 * n] < e[2 * n + 1] && t++; return e[0] > e[1] || e[2] > e[3] || e[4] > e[5] ? sl.EMPTY : 3 === t ? sl.XYZ_GRID : 2 === t ? e[0] === e[1] ? sl.YZ_PLANE : e[2] === e[3] ? sl.XZ_PLANE : sl.XY_PLANE : 1 === t ? e[0] < e[1] ? sl.X_LINE : e[2] < e[3] ? sl.Y_LINE : sl.Z_LINE : sl.SINGLE_POINT }, ...il }; const { vtkErrorMacro: cl } = jt; function ul(e, t) { t.classHierarchy.push("vtkImageData"), e.setExtent = function () { if (t.deleted) return cl("instance deleted - cannot call any method"), !1; for (var n = arguments.length, r = new Array(n), o = 0; o < n; o++)r[o] = arguments[o]; const a = 1 === r.length ? r[0] : r; if (6 !== a.length) return !1; const i = t.extent.some(((e, t) => e !== a[t])); return i && (t.extent = a.slice(), t.dataDescription = ll.getDataDescriptionFromExtent(t.extent), e.modified()), i }, e.setDimensions = function () { let n, r, o; if (t.deleted) cl("instance deleted - cannot call any method"); else { if (1 === arguments.length) { const e = arguments.length <= 0 ? void 0 : arguments[0]; n = e[0], r = e[1], o = e[2] } else { if (3 !== arguments.length) return void cl("Bad dimension specification"); n = arguments.length <= 0 ? void 0 : arguments[0], r = arguments.length <= 1 ? void 0 : arguments[1], o = arguments.length <= 2 ? void 0 : arguments[2] } e.setExtent(0, n - 1, 0, r - 1, 0, o - 1) } }, e.getDimensions = () => [t.extent[1] - t.extent[0] + 1, t.extent[3] - t.extent[2] + 1, t.extent[5] - t.extent[4] + 1], e.getNumberOfCells = () => { const t = e.getDimensions(); let n = 1; for (let e = 0; e < 3; e++) { if (0 === t[e]) return 0; t[e] > 1 && (n *= t[e] - 1) } return n }, e.getNumberOfPoints = () => { const t = e.getDimensions(); return t[0] * t[1] * t[2] }, e.getPoint = n => { const r = e.getDimensions(); if (0 === r[0] || 0 === r[1] || 0 === r[2]) return cl("Requesting a point from an empty image."), null; const o = new Float64Array(3); switch (t.dataDescription) { case al.EMPTY: return null; case al.SINGLE_POINT: break; case al.X_LINE: o[0] = n; break; case al.Y_LINE: o[1] = n; break; case al.Z_LINE: o[2] = n; break; case al.XY_PLANE: o[0] = n % r[0], o[1] = n / r[0]; break; case al.YZ_PLANE: o[1] = n % r[1], o[2] = n / r[1]; break; case al.XZ_PLANE: o[0] = n % r[0], o[2] = n / r[0]; break; case al.XYZ_GRID: o[0] = n % r[0], o[1] = n / r[0] % r[1], o[2] = n / (r[0] * r[1]); break; default: cl("Invalid dataDescription") }const a = [0, 0, 0]; return e.indexToWorld(o, a), a }, e.getBounds = () => e.extentToBounds(e.getSpatialExtent()), e.extentToBounds = e => ki.transformBounds(e, t.indexToWorld), e.getSpatialExtent = () => ki.inflate([...t.extent], .5), e.computeTransforms = () => { w(t.indexToWorld, t.origin), t.indexToWorld[0] = t.direction[0], t.indexToWorld[1] = t.direction[1], t.indexToWorld[2] = t.direction[2], t.indexToWorld[4] = t.direction[3], t.indexToWorld[5] = t.direction[4], t.indexToWorld[6] = t.direction[5], t.indexToWorld[8] = t.direction[6], t.indexToWorld[9] = t.direction[7], t.indexToWorld[10] = t.direction[8], x(t.indexToWorld, t.indexToWorld, t.spacing), h(t.worldToIndex, t.indexToWorld) }, e.indexToWorld = function (e) { let n = arguments.length > 1 && void 0 !== arguments[1] ? arguments[1] : []; return Vn(n, e, t.indexToWorld), n }, e.indexToWorldVec3 = e.indexToWorld, e.worldToIndex = function (e) { let n = arguments.length > 1 && void 0 !== arguments[1] ? arguments[1] : []; return Vn(n, e, t.worldToIndex), n }, e.worldToIndexVec3 = e.worldToIndex, e.indexToWorldBounds = function (e) { let n = arguments.length > 1 && void 0 !== arguments[1] ? arguments[1] : []; return ki.transformBounds(e, t.indexToWorld, n) }, e.worldToIndexBounds = function (e) { let n = arguments.length > 1 && void 0 !== arguments[1] ? arguments[1] : []; return ki.transformBounds(e, t.worldToIndex, n) }, e.onModified(e.computeTransforms), e.computeTransforms(), e.getCenter = () => ki.getCenter(e.getBounds()), e.computeHistogram = function (t) { let n = arguments.length > 1 && void 0 !== arguments[1] ? arguments[1] : null; const r = [0, 0, 0, 0, 0, 0]; e.worldToIndexBounds(t, r); const o = [0, 0, 0], a = [0, 0, 0]; ki.computeCornerPoints(r, o, a), ua(o, o), ua(a, a); const i = e.getDimensions(); Da(o, [0, 0, 0], [i[0] - 1, i[1] - 1, i[2] - 1], o), Da(a, [0, 0, 0], [i[0] - 1, i[1] - 1, i[2] - 1], a); const s = i[0], l = i[0] * i[1], c = e.getPointData().getScalars().getData(); let u = -1 / 0, d = 1 / 0, p = 0, f = 0, g = 0; for (let e = o[2]; e <= a[2]; e++)for (let t = o[1]; t <= a[1]; t++) { let i = o[0] + t * s + e * l; for (let s = o[0]; s <= a[0]; s++) { if (!n || n([s, t, e], r)) { const e = c[i]; e > u && (u = e), e < d && (d = e), p += e * e, f += e, g += 1 } ++i } } const m = g > 0 ? f / g : 0, h = g ? Math.abs(p / g - m * m) : 0, v = Math.sqrt(h); return { minimum: d, maximum: u, average: m, variance: h, sigma: v, count: g } }, e.computeIncrements = function (e) { let t = arguments.length > 1 && void 0 !== arguments[1] ? arguments[1] : 1; const n = []; let r = t; for (let t = 0; t < 3; ++t)n[t] = r, r *= e[2 * t + 1] - e[2 * t] + 1; return n }, e.computeOffsetIndex = t => { let [n, r, o] = t; const a = e.getExtent(), i = e.getPointData().getScalars().getNumberOfComponents(), s = e.computeIncrements(a, i); return Math.floor((Math.round(n) - a[0]) * s[0] + (Math.round(r) - a[2]) * s[1] + (Math.round(o) - a[4]) * s[2]) }, e.getOffsetIndexFromWorld = t => { const n = e.getExtent(), r = e.worldToIndex(t); for (let e = 0; e < 3; ++e)if (r[e] < n[2 * e] || r[e] > n[2 * e + 1]) return cl(`GetScalarPointer: Pixel ${r} is not in memory. Current extent = ${n}`), NaN; return e.computeOffsetIndex(r) }, e.getScalarValueFromWorld = function (t) { let n = arguments.length > 1 && void 0 !== arguments[1] ? arguments[1] : 0; const r = e.getPointData().getScalars().getNumberOfComponents(); if (n < 0 || n >= r) return cl(`GetScalarPointer: Scalar Component ${n} is not within bounds. Current Scalar numberOfComponents: ${r}`), NaN; const o = e.getOffsetIndexFromWorld(t); return Number.isNaN(o) ? o : e.getPointData().getScalars().getComponent(o, n) } } const dl = { direction: null, indexToWorld: null, worldToIndex: null, spacing: [1, 1, 1], origin: [0, 0, 0], extent: [0, -1, 0, -1, 0, -1], dataDescription: al.EMPTY }; function pl(e, t) { let n = arguments.length > 2 && void 0 !== arguments[2] ? arguments[2] : {}; Object.assign(t, dl, n), ol.extend(e, t, n), t.direction ? Array.isArray(t.direction) && (t.direction = new Float64Array(t.direction.slice(0, 9))) : t.direction = pe(new Float64Array(9)), t.indexToWorld = new Float64Array(16), t.worldToIndex = new Float64Array(16), jt.get(e, t, ["indexToWorld", "worldToIndex"]), jt.setGetArray(e, t, ["origin", "spacing"], 3), jt.setGetArray(e, t, ["direction"], 9), jt.getArray(e, t, ["extent"], 6), ul(e, t) } var fl = { newInstance: jt.newInstance(pl, "vtkImageData"), extend: pl }; const gl = { LUMINANCE: 1, LUMINANCE_ALPHA: 2, RGB: 3, RGBA: 4 }; var ml = { VectorMode: { MAGNITUDE: 0, COMPONENT: 1, RGBCOLORS: 2 }, ScalarMappingTarget: gl }, hl = { ColorMode: { DEFAULT: 0, MAP_SCALARS: 1, DIRECT_SCALARS: 2 }, GetArray: { BY_ID: 0, BY_NAME: 1 }, ScalarMode: { DEFAULT: 0, USE_POINT_DATA: 1, USE_CELL_DATA: 2, USE_POINT_FIELD_DATA: 3, USE_CELL_FIELD_DATA: 4, USE_FIELD_DATA: 5 } }; const { ScalarMappingTarget: vl, VectorMode: yl } = ml, { VtkDataTypes: Tl } = Es, { ColorMode: bl } = hl, { vtkErrorMacro: xl } = jt; function Cl(e) { return e } function Sl(e) { return Math.floor(255 * e + .5) } function Al(e, t) { t.classHierarchy.push("vtkScalarsToColors"), e.setVectorModeToMagnitude = () => e.setVectorMode(yl.MAGNITUDE), e.setVectorModeToComponent = () => e.setVectorMode(yl.COMPONENT), e.setVectorModeToRGBColors = () => e.setVectorMode(yl.RGBCOLORS), e.build = () => { }, e.isOpaque = () => !0, e.setAnnotations = (n, r) => { if (!(n && !r || !n && r)) if (n && r && n.length !== r.length) xl("Values and annotations do not have the same number of tuples so ignoring"); else { if (t.annotationArray = [], r && n) { const e = r.length; for (let o = 0; o < e; o++)t.annotationArray.push({ value: n[o], annotation: String(r[o]) }) } e.updateAnnotatedValueMap(), e.modified() } }, e.setAnnotation = (n, r) => { let o = e.checkForAnnotatedValue(n), a = !1; return o >= 0 ? t.annotationArray[o].annotation !== r && (t.annotationArray[o].annotation = r, a = !0) : (t.annotationArray.push({ value: n, annotation: r }), o = t.annotationArray.length - 1, a = !0), a && (e.updateAnnotatedValueMap(), e.modified()), o }, e.getNumberOfAnnotatedValues = () => t.annotationArray.length, e.getAnnotatedValue = e => e < 0 || e >= t.annotationArray.length ? null : t.annotationArray[e].value, e.getAnnotation = e => void 0 === t.annotationArray[e] ? null : t.annotationArray[e].annotation, e.getAnnotatedValueIndex = n => t.annotationArray.length ? e.checkForAnnotatedValue(n) : -1, e.removeAnnotation = n => { const r = e.checkForAnnotatedValue(n), o = r >= 0; return o && (t.annotationArray.splice(r, 1), e.updateAnnotatedValueMap(), e.modified()), o }, e.resetAnnotations = () => { t.annotationArray = [], t.annotatedValueMap = [], e.modified() }, e.getAnnotationColor = (n, r) => { if (t.indexedLookup) { const t = e.getAnnotatedValueIndex(n); e.getIndexedColor(t, r) } else e.getColor(parseFloat(n), r), r[3] = 1 }, e.checkForAnnotatedValue = t => e.getAnnotatedValueIndexInternal(t), e.getAnnotatedValueIndexInternal = e => { if (void 0 !== t.annotatedValueMap[e]) { const n = t.annotationArray.length; return t.annotatedValueMap[e] % n } return -1 }, e.getIndexedColor = (e, t) => { t[0] = 0, t[1] = 0, t[2] = 0, t[3] = 0 }, e.updateAnnotatedValueMap = () => { t.annotatedValueMap = []; const e = t.annotationArray.length; for (let n = 0; n < e; n++)t.annotatedValueMap[t.annotationArray[n].value] = n }, e.mapScalars = (t, n, r) => { const o = t.getNumberOfComponents(); let a = null; if (n === bl.DEFAULT && t.getDataType() === Tl.UNSIGNED_CHAR || n === bl.DIRECT_SCALARS && t) a = e.convertToRGBA(t, o, t.getNumberOfTuples()); else { const n = { type: "vtkDataArray", name: "temp", numberOfComponents: 4, dataType: Tl.UNSIGNED_CHAR }, i = jt.newTypedArray(n.dataType, 4 * t.getNumberOfTuples()); n.values = i, n.size = i.length, a = Es.newInstance(n); let s = r; s < 0 && o > 1 ? e.mapVectorsThroughTable(t, a, vl.RGBA, -1, -1) : (s < 0 && (s = 0), s >= o && (s = o - 1), e.mapScalarsThroughTable(t, a, vl.RGBA, s)) } return a }, e.mapVectorsToMagnitude = (e, t, n) => { const r = e.getNumberOfTuples(), o = e.getNumberOfComponents(), a = t.getData(), i = e.getData(); for (let e = 0; e < r; e++) { let t = 0; for (let r = 0; r < n; r++)t += i[e * o + r] * i[e * o + r]; a[e] = Math.sqrt(t) } }, e.mapVectorsThroughTable = (t, n, r, o, a) => { let i = e.getVectorMode(), s = a, l = o; const c = t.getNumberOfComponents(); i === yl.COMPONENT ? (-1 === l && (l = e.getVectorComponent()), l < 0 && (l = 0), l >= c && (l = c - 1)) : (-1 === s && (s = e.getVectorSize()), s <= 0 ? (l = 0, s = c) : (l < 0 && (l = 0), l >= c && (l = c - 1), l + s > c && (s = c - l)), i !== yl.MAGNITUDE || 1 !== c && 1 !== s || (i = yl.COMPONENT)); let u = 0; switch (l > 0 && (u = l), i) { case yl.COMPONENT: e.mapScalarsThroughTable(t, n, r, u); break; case yl.RGBCOLORS: break; case yl.MAGNITUDE: default: { const o = Es.newInstance({ numberOfComponents: 1, values: new Float32Array(t.getNumberOfTuples()) }); e.mapVectorsToMagnitude(t, o, s), e.mapScalarsThroughTable(o, n, r, 0); break } } }, e.luminanceToRGBA = (e, t, n, r) => { const o = r(n), a = t.getData(), i = e.getData(), s = a.length; let l = 0; for (let e = 0; e < s; e += 1) { const t = r(a[e]); i[4 * l] = t, i[4 * l + 1] = t, i[4 * l + 2] = t, i[4 * l + 3] = o, l++ } }, e.luminanceAlphaToRGBA = (e, t, n, r) => { const o = t.getData(), a = e.getData(), i = o.length; let s = 0; for (let e = 0; e < i; e += 2) { const t = r(o[e]); a[s] = t, a[s + 1] = t, a[s + 2] = t, a[s + 3] = r(o[e + 1]) * n, s += 4 } }, e.rGBToRGBA = (e, t, n, r) => { const o = Sl(n), a = t.getData(), i = e.getData(), s = a.length; let l = 0; for (let e = 0; e < s; e += 3)i[4 * l] = r(a[e]), i[4 * l + 1] = r(a[e + 1]), i[4 * l + 2] = r(a[e + 2]), i[4 * l + 3] = o, l++ }, e.rGBAToRGBA = (e, t, n, r) => { const o = t.getData(), a = e.getData(), i = o.length; let s = 0; for (let e = 0; e < i; e += 4)a[4 * s] = r(o[e]), a[4 * s + 1] = r(o[e + 1]), a[4 * s + 2] = r(o[e + 2]), a[4 * s + 3] = r(o[e + 3]) * n, s++ }, e.convertToRGBA = (n, r, o) => { let { alpha: a } = t; if (4 === r && a >= 1 && n.getDataType() === Tl.UNSIGNED_CHAR) return n; const i = Es.newInstance({ numberOfComponents: 4, empty: !0, size: 4 * o, dataType: Tl.UNSIGNED_CHAR }); if (o <= 0) return i; a = a > 0 ? a : 0, a = a < 1 ? a : 1; let s = Cl; switch (n.getDataType() !== Tl.FLOAT && n.getDataType() !== Tl.DOUBLE || (s = Sl), r) { case 1: e.luminanceToRGBA(i, n, a, s); break; case 2: e.luminanceAlphaToRGBA(i, n, s); break; case 3: e.rGBToRGBA(i, n, a, s); break; case 4: e.rGBAToRGBA(i, n, a, s); break; default: return xl("Cannot convert colors"), null }return i }, e.usingLogScale = () => !1, e.getNumberOfAvailableColors = () => 16777216, e.setRange = (t, n) => e.setMappingRange(t, n), e.getRange = () => e.getMappingRange(), e.areScalarsOpaque = (n, r, o) => { if (!n) return e.isOpaque(); const a = n.getNumberOfComponents(); return (r !== bl.DEFAULT || n.getDataType() !== Tl.UNSIGNED_CHAR) && r !== bl.DIRECT_SCALARS || (3 === a || 1 === a ? t.alpha >= 1 : 255 === n.getRange(a - 1)[0]) } } const Il = { alpha: 1, vectorComponent: 0, vectorSize: -1, vectorMode: yl.COMPONENT, mappingRange: null, annotationArray: null, annotatedValueMap: null, indexedLookup: !1 }; function wl(e, t) { let n = arguments.length > 2 && void 0 !== arguments[2] ? arguments[2] : {}; Object.assign(t, Il, n), jt.obj(e, t), t.mappingRange = [0, 255], t.annotationArray = [], t.annotatedValueMap = [], jt.setGet(e, t, ["vectorSize", "vectorComponent", "vectorMode", "alpha", "indexedLookup"]), jt.setArray(e, t, ["mappingRange"], 2), jt.getArray(e, t, ["mappingRange"]), Al(e, t) } var Pl = { newInstance: jt.newInstance(wl, "vtkScalarsToColors"), extend: wl, ...ml }; const { vtkErrorMacro: Ol } = jt; function Rl(e, t) { t.classHierarchy.push("vtkLookupTable"), e.isOpaque = () => { if (t.opaqueFlagBuildTime.getMTime() < e.getMTime()) { let e = !0; t.nanColor[3] < 1 && (e = 0), t.useBelowRangeColor && t.belowRangeColor[3] < 1 && (e = 0), t.useAboveRangeColor && t.aboveRangeColor[3] < 1 && (e = 0); for (let n = 3; n < t.table.length && e; n += 4)t.table[n] < 255 && (e = !1); t.opaqueFlag = e, t.opaqueFlagBuildTime.modified() } return t.opaqueFlag }, e.usingLogScale = () => !1, e.getNumberOfAvailableColors = () => t.table.length / 4, e.linearIndexLookup = (e, t) => { let n = 0; const r = Number(e); return r < t.range[0] ? n = t.maxIndex + 0 + 1.5 : r > t.range[1] ? n = t.maxIndex + 1 + 1.5 : (n = (r + t.shift) * t.scale, n = n < t.maxIndex ? n : t.maxIndex), Math.floor(n) }, e.linearLookup = (t, n, r) => { let o = 0; o = _a(t) ? Math.floor(r.maxIndex + 1.5 + 2) : e.linearIndexLookup(t, r); const a = 4 * o; return n.slice(a, a + 4) }, e.indexedLookupFunction = (n, r, o) => { let a = e.getAnnotatedValueIndexInternal(n); -1 === a && (a = t.numberOfColors + 2); const i = 4 * a; return [r[i], r[i + 1], r[i + 2], r[i + 3]] }, e.lookupShiftAndScale = (e, t) => { t.shift = -e[0], t.scale = Number.MAX_VALUE, e[1] > e[0] && (t.scale = (t.maxIndex + 1) / (e[1] - e[0])) }, e.mapScalarsThroughTable = (n, r, o, a) => { let i = e.linearLookup; t.indexedLookup && (i = e.indexedLookupFunction); const s = e.getMappingRange(), l = { maxIndex: e.getNumberOfColors() - 1, range: s, shift: 0, scale: 0 }; e.lookupShiftAndScale(s, l); const c = e.getAlpha(), u = n.getNumberOfTuples(), d = n.getNumberOfComponents(), p = r.getData(), f = n.getData(); if (c >= 1) { if (o === gl.RGBA) for (let e = 0; e < u; e++) { const n = i(f[e * d + a], t.table, l); p[4 * e] = n[0], p[4 * e + 1] = n[1], p[4 * e + 2] = n[2], p[4 * e + 3] = n[3] } } else if (o === gl.RGBA) for (let e = 0; e < u; e++) { const n = i(f[e * d + a], t.table, l); p[4 * e] = n[0], p[4 * e + 1] = n[1], p[4 * e + 2] = n[2], p[4 * e + 3] = Math.floor(n[3] * c + .5) } }, e.forceBuild = () => { let n = 0, r = 0, o = 0, a = 0; const i = t.numberOfColors - 1; i && (n = (t.hueRange[1] - t.hueRange[0]) / i, r = (t.saturationRange[1] - t.saturationRange[0]) / i, o = (t.valueRange[1] - t.valueRange[0]) / i, a = (t.alphaRange[1] - t.alphaRange[0]) / i), t.table.length = 4 * i + 16; const s = [], l = []; for (let e = 0; e <= i; e++)s[0] = t.hueRange[0] + e * n, s[1] = t.saturationRange[0] + e * r, s[2] = t.valueRange[0] + e * o, xa(s, l), l[3] = t.alphaRange[0] + e * a, t.table[4 * e] = 255 * l[0] + .5, t.table[4 * e + 1] = 255 * l[1] + .5, t.table[4 * e + 2] = 255 * l[2] + .5, t.table[4 * e + 3] = 255 * l[3] + .5; e.buildSpecialColors(), t.buildTime.modified() }, e.setTable = n => { if (Array.isArray(n)) { const r = n[0].length; t.numberOfColors = n.length; const o = 4 - r; let a = 0; for (let e = 0; e < t.numberOfColors; e++)t.table[4 * e] = 255, t.table[4 * e + 1] = 255, t.table[4 * e + 2] = 255, t.table[4 * e + 3] = 255; for (let e = 0; e < n.length; e++) { const i = n[e]; for (let e = 0; e < r; e++)t.table[a++] = i[e]; a += o } return e.buildSpecialColors(), t.insertTime.modified(), e.modified(), !0 } if (4 !== n.getNumberOfComponents()) return Ol("Expected 4 components for RGBA colors"), !1; if (n.getDataType() !== ys.UNSIGNED_CHAR) return Ol("Expected unsigned char values for RGBA colors"), !1; t.numberOfColors = n.getNumberOfTuples(); const r = n.getData(); t.table.length = r.length; for (let e = 0; e < r.length; e++)t.table[e] = r[e]; return e.buildSpecialColors(), t.insertTime.modified(), e.modified(), !0 }, e.buildSpecialColors = () => { const { numberOfColors: e } = t, n = t.table; let r = 4 * (e + 0); t.useBelowRangeColor || 0 === e ? (n[r] = 255 * t.belowRangeColor[0] + .5, n[r + 1] = 255 * t.belowRangeColor[1] + .5, n[r + 2] = 255 * t.belowRangeColor[2] + .5, n[r + 3] = 255 * t.belowRangeColor[3] + .5) : (n[r] = n[0], n[r + 1] = n[1], n[r + 2] = n[2], n[r + 3] = n[3]), r = 4 * (e + 1), t.useAboveRangeColor || 0 === e ? (n[r] = 255 * t.aboveRangeColor[0] + .5, n[r + 1] = 255 * t.aboveRangeColor[1] + .5, n[r + 2] = 255 * t.aboveRangeColor[2] + .5, n[r + 3] = 255 * t.aboveRangeColor[3] + .5) : (n[r] = n[4 * (e - 1) + 0], n[r + 1] = n[4 * (e - 1) + 1], n[r + 2] = n[4 * (e - 1) + 2], n[r + 3] = n[4 * (e - 1) + 3]), r = 4 * (e + 2), n[r] = 255 * t.nanColor[0] + .5, n[r + 1] = 255 * t.nanColor[1] + .5, n[r + 2] = 255 * t.nanColor[2] + .5, n[r + 3] = 255 * t.nanColor[3] + .5 }, e.build = () => { (t.table.length < 1 || e.getMTime() > t.buildTime.getMTime() && t.insertTime.getMTime() <= t.buildTime.getMTime()) && e.forceBuild() }, t.table.length > 0 && (e.buildSpecialColors(), t.insertTime.modified()) } const Ml = { numberOfColors: 256, hueRange: [0, .66667], saturationRange: [1, 1], valueRange: [1, 1], alphaRange: [1, 1], nanColor: [.5, 0, 0, 1], belowRangeColor: [0, 0, 0, 1], aboveRangeColor: [1, 1, 1, 1], useAboveRangeColor: !1, useBelowRangeColor: !1, alpha: 1 }; function Dl(e, t) { let n = arguments.length > 2 && void 0 !== arguments[2] ? arguments[2] : {}; Object.assign(t, Ml, n), Pl.extend(e, t, n), t.table || (t.table = []), t.buildTime = {}, jt.obj(t.buildTime), t.opaqueFlagBuildTime = {}, jt.obj(t.opaqueFlagBuildTime, { mtime: 0 }), t.insertTime = {}, jt.obj(t.insertTime, { mtime: 0 }), jt.get(e, t, ["buildTime"]), jt.setGet(e, t, ["numberOfColors", "useAboveRangeColor", "useBelowRangeColor"]), jt.setArray(e, t, ["alphaRange", "hueRange", "saturationRange", "valueRange"], 2), jt.setArray(e, t, ["nanColor", "belowRangeColor", "aboveRangeColor"], 4), jt.getArray(e, t, ["hueRange", "saturationRange", "valueRange", "alphaRange", "nanColor", "belowRangeColor", "aboveRangeColor"]), Rl(e, t) } var El = { newInstance: jt.newInstance(Dl, "vtkLookupTable"), extend: Dl }; let Vl = 1, Ll = 0; const Bl = ["VTK_RESOLVE_OFF", "VTK_RESOLVE_POLYGON_OFFSET"]; function Nl() { let e = arguments.length > 0 && void 0 !== arguments[0] ? arguments[0] : 0; Ll = e } var _l = { getResolveCoincidentTopologyAsString: function () { return Bl[Ll] }, getResolveCoincidentTopologyPolygonOffsetFaces: function () { return Vl }, getResolveCoincidentTopology: function () { return Ll }, setResolveCoincidentTopology: Nl, setResolveCoincidentTopologyPolygonOffsetFaces: function (e) { Vl = e }, setResolveCoincidentTopologyToDefault: function () { Nl(0) }, setResolveCoincidentTopologyToOff: function () { Nl(0) }, setResolveCoincidentTopologyToPolygonOffset: function () { Nl(1) } }; function Fl(e, t, n) { n.forEach((n => { e[`get${n.method}`] = () => t[n.key], e[`set${n.method}`] = (e, r) => { t[n.key] = { factor: e, offset: r } } })) } const kl = ["Polygon", "Line", "Point"], Gl = {}; Fl(Gl, { Polygon: { factor: 2, offset: 0 }, Line: { factor: 1, offset: -1 }, Point: { factor: 0, offset: -2 } }, kl.map((e => ({ key: e, method: `ResolveCoincidentTopology${e}OffsetParameters` })))); var Ul = { implementCoincidentTopologyMethods: function (e, t) { void 0 === t.resolveCoincidentTopology && (t.resolveCoincidentTopology = !1), jt.setGet(e, t, ["resolveCoincidentTopology"]), t.topologyOffset = { Polygon: { factor: 0, offset: 0 }, Line: { factor: 0, offset: 0 }, Point: { factor: 0, offset: 0 } }, Object.keys(_l).forEach((t => { e[t] = _l[t] })), Object.keys(Gl).forEach((t => { e[t] = Gl[t] })), Fl(e, t.topologyOffset, kl.map((e => ({ key: e, method: `RelativeCoincidentTopology${e}OffsetParameters` })))), e.getCoincidentTopologyPolygonOffsetParameters = () => { const t = Gl.getResolveCoincidentTopologyPolygonOffsetParameters(), n = e.getRelativeCoincidentTopologyPolygonOffsetParameters(); return { factor: t.factor + n.factor, offset: t.offset + n.offset } }, e.getCoincidentTopologyLineOffsetParameters = () => { const t = Gl.getResolveCoincidentTopologyLineOffsetParameters(), n = e.getRelativeCoincidentTopologyLineOffsetParameters(); return { factor: t.factor + n.factor, offset: t.offset + n.offset } }, e.getCoincidentTopologyPointOffsetParameter = () => { const t = Gl.getResolveCoincidentTopologyPointOffsetParameters(), n = e.getRelativeCoincidentTopologyPointOffsetParameters(); return { factor: t.factor + n.factor, offset: t.offset + n.offset } } }, staticOffsetAPI: Gl, otherStaticMethods: _l, CATEGORIES: kl }; const zl = { MIN_KNOWN_PASS: 0, ACTOR_PASS: 0, COMPOSITE_INDEX_PASS: 1, ID_LOW24: 2, ID_HIGH24: 3, MAX_KNOWN_PASS: 3 }; var Wl = { PassTypes: zl }; const { FieldAssociations: Hl } = ol, { staticOffsetAPI: jl, otherStaticMethods: Kl } = Ul, { ColorMode: $l, ScalarMode: ql, GetArray: Xl } = hl, { VectorMode: Yl } = ml, { VtkDataTypes: Zl } = Es; function Ql(e) { return () => jt.vtkErrorMacro(`vtkMapper::${e} - NOT IMPLEMENTED`) } function Jl(e, t) { t.classHierarchy.push("vtkMapper"), e.getBounds = () => { const n = e.getInputData(); return n ? (t.static || e.update(), t.bounds = n.getBounds()) : t.bounds = Fa(), t.bounds }, e.setForceCompileOnly = e => { t.forceCompileOnly = e }, e.setSelectionWebGLIdsToVTKIds = e => { t.selectionWebGLIdsToVTKIds = e }, e.createDefaultLookupTable = () => { t.lookupTable = El.newInstance() }, e.getColorModeAsString = () => jt.enumToString($l, t.colorMode), e.setColorModeToDefault = () => e.setColorMode(0), e.setColorModeToMapScalars = () => e.setColorMode(1), e.setColorModeToDirectScalars = () => e.setColorMode(2), e.getScalarModeAsString = () => jt.enumToString(ql, t.scalarMode), e.setScalarModeToDefault = () => e.setScalarMode(0), e.setScalarModeToUsePointData = () => e.setScalarMode(1), e.setScalarModeToUseCellData = () => e.setScalarMode(2), e.setScalarModeToUsePointFieldData = () => e.setScalarMode(3), e.setScalarModeToUseCellFieldData = () => e.setScalarMode(4), e.setScalarModeToUseFieldData = () => e.setScalarMode(5), e.getAbstractScalars = (e, n, r, o, a) => { if (!e || !t.scalarVisibility) return { scalars: null, cellFLag: !1 }; let i = null, s = !1; if (n === ql.DEFAULT) i = e.getPointData().getScalars(), i || (i = e.getCellData().getScalars(), s = !0); else if (n === ql.USE_POINT_DATA) i = e.getPointData().getScalars(); else if (n === ql.USE_CELL_DATA) i = e.getCellData().getScalars(), s = !0; else if (n === ql.USE_POINT_FIELD_DATA) { const t = e.getPointData(); i = r === Xl.BY_ID ? t.getArrayByIndex(o) : t.getArrayByName(a) } else if (n === ql.USE_CELL_FIELD_DATA) { const t = e.getCellData(); s = !0, i = r === Xl.BY_ID ? t.getArrayByIndex(o) : t.getArrayByName(a) } else if (n === ql.USE_FIELD_DATA) { const t = e.getFieldData(); i = r === Xl.BY_ID ? t.getArrayByIndex(o) : t.getArrayByName(a) } return { scalars: i, cellFlag: s } }, e.mapScalars = (n, r) => { const o = e.getAbstractScalars(n, t.scalarMode, t.arrayAccessMode, t.arrayId, t.colorByArrayName).scalars; if (!o) return t.colorCoordinates = null, t.colorTextureMap = null, void (t.colorMapColors = null); const a = `${e.getMTime()}${o.getMTime()}${r}`; if (t.colorBuildString !== a) { if (t.useLookupTableScalarRange || e.getLookupTable().setRange(t.scalarRange[0], t.scalarRange[1]), e.canUseTextureMapForColoring(n)) e.mapScalarsToTexture(o, r); else { t.colorCoordinates = null, t.colorTextureMap = null; const n = e.getLookupTable(); n && (n.build(), t.colorMapColors = n.mapScalars(o, t.colorMode, t.fieldDataTupleId)) } t.colorBuildString = `${e.getMTime()}${o.getMTime()}${r}` } }, e.scalarToTextureCoordinate = (e, t, n) => { let r = .5, o = 1; return _a(e) || (o = .49, r = (e - t) * n, r > 1e3 ? r = 1e3 : r < -1e3 && (r = -1e3)), { texCoordS: r, texCoordT: o } }, e.createColorTextureCoordinates = (t, n, r, o, a, i, s, l, c) => { const u = (i[1] - i[0]) / l, d = []; d[0] = i[0] - u, d[1] = i[1] + u; const p = 1 / (d[1] - d[0]), f = n.getData(), g = t.getData(); let m = 0, h = 0; if (a < 0 || a >= o) for (let t = 0; t < r; ++t) { let t = 0; for (let e = 0; e < o; ++e)t += g[m] * g[m], m++; let n = Math.sqrt(t); c && (n = El.applyLogScale(n, s, i)); const r = e.scalarToTextureCoordinate(n, d[0], p); f[h] = r.texCoordS, f[h + 1] = r.texCoordT, h += 2 } else { m += a; for (let t = 0; t < r; ++t) { let t = g[m]; c && (t = El.applyLogScale(t, s, i)); const n = e.scalarToTextureCoordinate(t, d[0], p); f[h] = n.texCoordS, f[h + 1] = n.texCoordT, h += 2, m += o } } }, e.mapScalarsToTexture = (n, r) => { const o = t.lookupTable.getRange(), a = t.lookupTable.usingLogScale(); a && El.getLogRange(o, o); const i = t.lookupTable.getAlpha(); if (t.colorMapColors = null, null == t.colorTextureMap || e.getMTime() > t.colorTextureMap.getMTime() || t.lookupTable.getMTime() > t.colorTextureMap.getMTime() || t.lookupTable.getAlpha() !== r) { t.lookupTable.setAlpha(r), t.colorTextureMap = null, t.lookupTable.build(); let e = t.lookupTable.getNumberOfAvailableColors(); e > 4094 && (e = 4094), e < 64 && (e = 64), e += 2; const n = (o[1] - o[0]) / (e - 2), s = new Float64Array(2 * e); for (let t = 0; t < e; ++t)s[t] = o[0] + t * n - n / 2, a && (s[t] = 10 ** s[t]); for (let t = 0; t < e; ++t)s[t + e] = NaN; t.colorTextureMap = fl.newInstance(), t.colorTextureMap.setExtent(0, e - 1, 0, 1, 0, 0); const l = Es.newInstance({ numberOfComponents: 1, values: s }); t.colorTextureMap.getPointData().setScalars(t.lookupTable.mapScalars(l, t.colorMode, 0)), t.lookupTable.setAlpha(i) } if (!t.colorCoordinates || e.getMTime() > t.colorCoordinates.getMTime() || e.getInputData(0).getMTime() > t.colorCoordinates.getMTime() || t.lookupTable.getMTime() > t.colorCoordinates.getMTime()) { t.colorCoordinates = null; const r = n.getNumberOfComponents(), i = n.getNumberOfTuples(); t.colorCoordinates = Es.newInstance({ numberOfComponents: 2, values: new Float32Array(2 * i) }); let s = t.lookupTable.getVectorComponent(); t.lookupTable.getVectorMode() === Yl.MAGNITUDE && n.getNumberOfComponents() > 1 && (s = -1), e.createColorTextureCoordinates(n, t.colorCoordinates, i, r, s, o, t.lookupTable.getRange(), t.colorTextureMap.getPointData().getScalars().getNumberOfTuples() / 2 - 2, a) } }, e.getIsOpaque = () => { const n = e.getInputData(), r = e.getAbstractScalars(n, t.scalarMode, t.arrayAccessMode, t.arrayId, t.colorByArrayName).scalars; if (!t.scalarVisibility || null == r) return !0; const o = e.getLookupTable(); return !o || (o.build(), o.areScalarsOpaque(r, t.colorMode, -1)) }, e.canUseTextureMapForColoring = n => { if (!t.interpolateScalarsBeforeMapping) return !1; if (t.lookupTable && t.lookupTable.getIndexedLookup()) return !1; const r = e.getAbstractScalars(n, t.scalarMode, t.arrayAccessMode, t.arrayId, t.colorByArrayName), o = r.scalars; return !(!o || r.cellFlag || t.colorMode === $l.DEFAULT && o.getDataType() === Zl.UNSIGNED_CHAR || t.colorMode === $l.DIRECT_SCALARS) }, e.clearColorArrays = () => { t.colorMapColors = null, t.colorCoordinates = null, t.colorTextureMap = null }, e.getLookupTable = () => (t.lookupTable || e.createDefaultLookupTable(), t.lookupTable), e.getMTime = () => { let e = t.mtime; if (null !== t.lookupTable) { const n = t.lookupTable.getMTime(); e = n > e ? n : e } return e }, e.getPrimitiveCount = () => { const t = e.getInputData(); return { points: t.getPoints().getNumberOfValues() / 3, verts: t.getVerts().getNumberOfValues() - t.getVerts().getNumberOfCells(), lines: t.getLines().getNumberOfValues() - 2 * t.getLines().getNumberOfCells(), triangles: t.getPolys().getNumberOfValues() - 3 * t.getPolys().getNumberOfCells() } }, e.acquireInvertibleLookupTable = Ql("AcquireInvertibleLookupTable"), e.valueToColor = Ql("ValueToColor"), e.colorToValue = Ql("ColorToValue"), e.useInvertibleColorFor = Ql("UseInvertibleColorFor"), e.clearInvertibleColor = Ql("ClearInvertibleColor"), e.processSelectorPixelBuffers = (e, n) => { if (!e || !t.selectionWebGLIdsToVTKIds || !t.populateSelectionSettings) return; const r = e.getRawPixelBuffer(zl.ID_LOW24), o = e.getRawPixelBuffer(zl.ID_HIGH24), a = e.getCurrentPass(), i = e.getFieldAssociation(); let s = null; i === Hl.FIELD_ASSOCIATION_POINTS ? s = t.selectionWebGLIdsToVTKIds.points : i === Hl.FIELD_ASSOCIATION_CELLS && (s = t.selectionWebGLIdsToVTKIds.cells), s && n.forEach((t => { if (a === zl.ID_LOW24) { let n = 0; o && (n += o[t], n *= 256), n += r[t + 2], n *= 256, n += r[t + 1], n *= 256, n += r[t]; const a = s[n], i = e.getPixelBuffer(zl.ID_LOW24); i[t] = 255 & a, i[t + 1] = (65280 & a) >> 8, i[t + 2] = (16711680 & a) >> 16 } else if (a === zl.ID_HIGH24 && o) { let n = 0; n += o[t], n *= 256, n += r[t], n *= 256, n += r[t + 1], n *= 256, n += r[t + 2]; const a = s[n]; e.getPixelBuffer(zl.ID_HIGH24)[t] = (4278190080 & a) >> 24 } })) } } const ec = { colorMapColors: null, static: !1, lookupTable: null, scalarVisibility: !0, scalarRange: [0, 1], useLookupTableScalarRange: !1, colorMode: 0, scalarMode: 0, arrayAccessMode: 1, renderTime: 0, colorByArrayName: null, fieldDataTupleId: -1, populateSelectionSettings: !0, selectionWebGLIdsToVTKIds: null, interpolateScalarsBeforeMapping: !1, colorCoordinates: null, colorTextureMap: null, forceCompileOnly: 0, useInvertibleColors: !1, invertibleScalars: null, customShaderAttributes: [] }; function tc(e, t) { let n = arguments.length > 2 && void 0 !== arguments[2] ? arguments[2] : {}; Object.assign(t, ec, n), Fs(e, t, n), jt.get(e, t, ["colorCoordinates", "colorMapColors", "colorTextureMap", "selectionWebGLIdsToVTKIds"]), jt.setGet(e, t, ["colorByArrayName", "arrayAccessMode", "colorMode", "fieldDataTupleId", "interpolateScalarsBeforeMapping", "lookupTable", "populateSelectionSettings", "renderTime", "scalarMode", "scalarVisibility", "static", "useLookupTableScalarRange", "customShaderAttributes"]), jt.setGetArray(e, t, ["scalarRange"], 2), Ul.implementCoincidentTopologyMethods(e, t), Jl(e, t) } var nc = { newInstance: jt.newInstance(tc, "vtkMapper"), extend: tc, ...jl, ...Kl, ...hl }; function rc(e) { let t = 0; return e.filter(((e, n) => n === t && (t += e + 1, !0))) } function oc(e) { let t = 0; for (let n = 0; n < e.length;)n += e[n] + 1, t++; return t } const ac = { extractCellSizes: rc, getNumberOfCells: oc }; function ic(e, t) { t.classHierarchy.push("vtkCellArray"); const n = { ...e }; e.getNumberOfCells = n => void 0 === t.numberOfCells || n ? (t.cellSizes ? t.numberOfCells = t.cellSizes.length : t.numberOfCells = oc(e.getData()), t.numberOfCells) : t.numberOfCells, e.getCellSizes = n => void 0 === t.cellSizes || n ? (t.cellSizes = rc(e.getData()), t.cellSizes) : t.cellSizes, e.resize = r => { const o = e.getNumberOfTuples(); n.resize(r); const a = e.getNumberOfTuples(); a < o && (0 === a ? (t.numberOfCells = 0, t.cellSizes = []) : (t.numberOfCells = void 0, t.cellSizes = void 0)) }, e.setData = e => { n.setData(e, 1), t.numberOfCells = void 0, t.cellSizes = void 0 }, e.getCell = e => { let n = e; const r = t.values[n++]; return t.values.subarray(n, n + r) }, e.insertNextCell = n => { const r = e.getNumberOfCells(); return e.insertNextTuples([n.length, ...n]), ++t.numberOfCells, null != t.cellSizes && t.cellSizes.push(n.length), r } } function sc(e) { return { empty: !0, numberOfComponents: 1, dataType: ys.UNSIGNED_INT, ...e } } function lc(e, t) { let n = arguments.length > 2 && void 0 !== arguments[2] ? arguments[2] : {}; Es.extend(e, t, sc(n)), ic(e, t) } var cc = { newInstance: jt.newInstance(lc, "vtkCellArray"), extend: lc, ...ac }; const { vtkErrorMacro: uc } = jt, dc = [1, -1, 1, -1, 1, -1]; function pc(e, t) { t.classHierarchy.push("vtkPoints"), e.getNumberOfPoints = e.getNumberOfTuples, e.setNumberOfPoints = function (n) { let r = arguments.length > 1 && void 0 !== arguments[1] ? arguments[1] : 3; e.getNumberOfPoints() !== n && (t.size = n * r, t.values = jt.newTypedArray(t.dataType, t.size), e.setNumberOfComponents(r), e.modified()) }, e.setPoint = function (t) { for (var n = arguments.length, r = new Array(n > 1 ? n - 1 : 0), o = 1; o < n; o++)r[o - 1] = arguments[o]; e.setTuple(t, r) }, e.getPoint = e.getTuple, e.findPoint = e.findTuple, e.insertNextPoint = (t, n, r) => e.insertNextTuple([t, n, r]), e.getBounds = () => { if (3 === e.getNumberOfComponents()) { const n = e.getRange(0); t.bounds[0] = n[0], t.bounds[1] = n[1]; const r = e.getRange(1); t.bounds[2] = r[0], t.bounds[3] = r[1]; const o = e.getRange(2); return t.bounds[4] = o[0], t.bounds[5] = o[1], t.bounds } if (2 !== e.getNumberOfComponents()) return uc(`getBounds called on an array with components of\n        ${e.getNumberOfComponents()}`), dc; const n = e.getRange(0); t.bounds[0] = n[0], t.bounds[1] = n[1]; const r = e.getRange(1); return t.bounds[2] = r[0], t.bounds[3] = r[1], t.bounds[4] = 0, t.bounds[5] = 0, t.bounds }, e.computeBounds = e.getBounds, e.setNumberOfComponents(t.numberOfComponents < 2 ? 3 : t.numberOfComponents) } const fc = { empty: !0, numberOfComponents: 3, dataType: ys.FLOAT, bounds: [1, -1, 1, -1, 1, -1] }; function gc(e, t) { let n = arguments.length > 2 && void 0 !== arguments[2] ? arguments[2] : {}; Object.assign(t, fc, n), Es.extend(e, t, n), pc(e, t) } var mc = { newInstance: jt.newInstance(gc, "vtkPoints"), extend: gc }; function hc(e, t) { t.classHierarchy.push("vtkCell"), e.initialize = function (e) { let n = arguments.length > 1 && void 0 !== arguments[1] ? arguments[1] : null; if (n) { t.pointsIds = n; let r = t.points.getData(); r.length !== 3 * t.pointsIds.length && (r = jt.newTypedArray(e.getDataType(), 3 * t.pointsIds.length)); const o = e.getData(); t.pointsIds.forEach(((e, t) => { let n = 3 * e, a = 3 * t; r[a] = o[n], r[++a] = o[++n], r[++a] = o[++n] })), t.points.setData(r) } else { t.points = e, t.pointsIds = new Array(e.getNumberOfPoints()); for (let n = e.getNumberOfPoints() - 1; n >= 0; --n)t.pointsIds[n] = n } }, e.getBounds = () => { const e = t.points.getNumberOfPoints(), n = []; if (e) { t.points.getPoint(0, n), t.bounds[0] = n[0], t.bounds[1] = n[0], t.bounds[2] = n[1], t.bounds[3] = n[1], t.bounds[4] = n[2], t.bounds[5] = n[2]; for (let r = 1; r < e; r++)t.points.getPoint(r, n), t.bounds[0] = n[0] < t.bounds[0] ? n[0] : t.bounds[0], t.bounds[1] = n[0] > t.bounds[1] ? n[0] : t.bounds[1], t.bounds[2] = n[1] < t.bounds[2] ? n[1] : t.bounds[2], t.bounds[3] = n[1] > t.bounds[3] ? n[1] : t.bounds[3], t.bounds[4] = n[2] < t.bounds[4] ? n[2] : t.bounds[4], t.bounds[5] = n[2] > t.bounds[5] ? n[2] : t.bounds[5] } else Oa(t.bounds); return t.bounds }, e.getLength2 = () => { e.getBounds(); let n = 0, r = 0; for (let e = 0; e < 3; e++)r = t.bounds[2 * e + 1] - t.bounds[2 * e], n += r * r; return n }, e.getParametricDistance = e => { let t, n = 0; for (let r = 0; r < 3; r++)t = e[r] < 0 ? -e[r] : e[r] > 1 ? e[r] - 1 : 0, t > n && (n = t); return n }, e.getNumberOfPoints = () => t.points.getNumberOfPoints(), e.deepCopy = e => { e.initialize(t.points, t.pointsIds) }, e.getCellDimension = () => { }, e.intersectWithLine = (e, t, n, r, o, a, i) => { }, e.evaluatePosition = (e, t, n, r, o, a) => { jt.vtkErrorMacro("vtkCell.evaluatePosition is not implemented.") } } const vc = { bounds: [-1, -1, -1, -1, -1, -1], pointsIds: [] }; function yc(e, t) { let n = arguments.length > 2 && void 0 !== arguments[2] ? arguments[2] : {}; Object.assign(t, vc, n), jt.obj(e, t), t.points || (t.points = mc.newInstance()), jt.get(e, t, ["points", "pointsIds"]), hc(e, t) } var Tc = { newInstance: jt.newInstance(yc, "vtkCell"), extend: yc }; function bc(e, t) { t.classHierarchy.push("vtkCellLinks"), e.buildLinks = n => { const r = n.getPoints().getNumberOfPoints(), o = n.getNumberOfCells(), a = new Uint32Array(r); if (n.isA("vtkPolyData")) { for (let t = 0; t < o; ++t) { const { cellPointIds: r } = n.getCellPoints(t); r.forEach((t => { e.incrementLinkCount(t) })) } e.allocateLinks(r), t.maxId = r - 1; for (let t = 0; t < o; ++t) { const { cellPointIds: r } = n.getCellPoints(t); r.forEach((n => { e.insertCellReference(n, a[n]++, t) })) } } else { for (let t = 0; t < o; t++)Tc.newInstance().getPointsIds().forEach((t => { e.incrementLinkCount(t) })); e.allocateLinks(r), t.maxId = r - 1; for (let t = 0; t < o; ++t)Tc.newInstance().getPointsIds().forEach((n => { e.insertCellReference(n, a[n]++, t) })) } }, e.allocate = function (e) { let n = arguments.length > 1 && void 0 !== arguments[1] ? arguments[1] : 1e3; t.array = Array(e).fill().map((() => ({ ncells: 0, cells: null }))), t.extend = n, t.maxId = -1 }, e.initialize = () => { t.array = null }, e.getLink = e => t.array[e], e.getNcells = e => t.array[e].ncells, e.getCells = e => t.array[e].cells, e.insertNextPoint = e => { t.array.push({ ncells: e, cells: Array(e) }), ++t.maxId }, e.insertNextCellReference = (e, n) => { t.array[e].cells[t.array[e].ncells++] = n }, e.deletePoint = e => { t.array[e].ncells = 0, t.array[e].cells = null }, e.removeCellReference = (e, n) => { t.array[n].cells = t.array[n].cells.filter((t => t !== e)), t.array[n].ncells = t.array[n].cells.length }, e.addCellReference = (e, n) => { t.array[n].cells[t.array[n].ncells++] = e }, e.resizeCellList = (e, n) => { t.array[e].cells.length = n }, e.squeeze = () => { !function (e, t) { let n = t; for (t >= e.array.length && (n += e.array.length); n > e.array.length;)e.array.push({ ncells: 0, cells: null }); e.array.length = n }(t, t.maxId + 1) }, e.reset = () => { t.maxId = -1 }, e.deepCopy = e => { t.array = [...e.array], t.extend = e.extend, t.maxId = e.maxId }, e.incrementLinkCount = e => { ++t.array[e].ncells }, e.allocateLinks = e => { for (let n = 0; n < e; ++n)t.array[n].cells = new Array(t.array[n].ncells) }, e.insertCellReference = (e, n, r) => { t.array[e].cells[n] = r } } const xc = { array: null, maxId: 0, extend: 0 }; function Cc(e, t) { let n = arguments.length > 2 && void 0 !== arguments[2] ? arguments[2] : {}; Object.assign(t, xc, n), jt.obj(e, t), bc(e, t) } var Sc = { newInstance: jt.newInstance(Cc, "vtkCellLinks"), extend: Cc }; const Ac = 0, Ic = 1, wc = 2, Pc = 3, Oc = 4, Rc = 5, Mc = 6, Dc = 7, Ec = 9, Vc = 21, Lc = 41, Bc = 42, Nc = ["vtkEmptyCell", "vtkVertex", "vtkPolyVertex", "vtkLine", "vtkPolyLine", "vtkTriangle", "vtkTriangleStrip", "vtkPolygon", "vtkPixel", "vtkQuad", "vtkTetra", "vtkVoxel", "vtkHexahedron", "vtkWedge", "vtkPyramid", "vtkPentagonalPrism", "vtkHexagonalPrism", "UnknownClass", "UnknownClass", "UnknownClass", "UnknownClass", "vtkQuadraticEdge", "vtkQuadraticTriangle", "vtkQuadraticQuad", "vtkQuadraticTetra", "vtkQuadraticHexahedron", "vtkQuadraticWedge", "vtkQuadraticPyramid", "vtkBiQuadraticQuad", "vtkTriQuadraticHexahedron", "vtkQuadraticLinearQuad", "vtkQuadraticLinearWedge", "vtkBiQuadraticQuadraticWedge", "vtkBiQuadraticQuadraticHexahedron", "vtkBiQuadraticTriangle", "vtkCubicLine", "vtkQuadraticPolygon", "UnknownClass", "UnknownClass", "UnknownClass", "UnknownClass", "vtkConvexPointSet", "UnknownClass", "UnknownClass", "UnknownClass", "UnknownClass", "UnknownClass", "UnknownClass", "UnknownClass", "UnknownClass", "UnknownClass", "vtkParametricCurve", "vtkParametricSurface", "vtkParametricTriSurface", "vtkParametricQuadSurface", "vtkParametricTetraRegion", "vtkParametricHexRegion", "UnknownClass", "UnknownClass", "UnknownClass", "vtkHigherOrderEdge", "vtkHigherOrderTriangle", "vtkHigherOrderQuad", "vtkHigherOrderPolygon", "vtkHigherOrderTetrahedron", "vtkHigherOrderWedge", "vtkHigherOrderPyramid", "vtkHigherOrderHexahedron"], _c = { getClassNameFromTypeId: function (e) { return e < Nc.length ? Nc[e] : "UnknownClass" }, getTypeIdFromClassName: function (e) { return Nc.findIndex(e) }, isLinear: function (e) { return e < Vc || e === Lc || e === Bc }, hasSubCells: function (e) { return e === Mc || e === Oc || e === wc } }; function Fc(e, t) { t.classHierarchy.push("vtkCellTypes"), e.allocate = function () { let e = arguments.length > 0 && void 0 !== arguments[0] ? arguments[0] : 512, n = arguments.length > 1 && void 0 !== arguments[1] ? arguments[1] : 1e3; t.size = e > 0 ? e : 1, t.extend = n > 0 ? n : 1, t.maxId = -1, t.typeArray = new Uint8Array(e), t.locationArray = new Uint32Array(e) }, e.insertCell = (e, n, r) => { t.typeArray[e] = n, t.locationArray[e] = r, e > t.maxId && (t.maxId = e) }, e.insertNextCell = (n, r) => (e.insertCell(++t.maxId, n, r), t.maxId), e.setCellTypes = (e, n, r) => { t.size = e, t.typeArray = n, t.locationArray = r, t.maxId = e - 1 }, e.getCellLocation = e => t.locationArray[e], e.deleteCell = e => { t.typeArray[e] = Ac }, e.getNumberOfTypes = () => t.maxId + 1, e.isType = t => { const n = e.getNumberOfTypes(); for (let r = 0; r < n; ++r)if (t === e.getCellType(r)) return !0; return !1 }, e.insertNextType = t => e.insertNextCell(t, -1), e.getCellType = e => t.typeArray[e], e.reset = () => { t.maxId = -1 }, e.deepCopy = n => { e.allocate(n.getSize(), n.getExtend()), t.typeArray.set(n.getTypeArray()), t.locationArray.set(n.getLocationArray()), t.maxId = n.getMaxId() } } const kc = { size: 0, maxId: -1, extend: 1e3 }; function Gc(e, t) { let n = arguments.length > 2 && void 0 !== arguments[2] ? arguments[2] : {}; Object.assign(t, kc, n), jt.obj(e, t), jt.get(e, t, ["size", "maxId", "extend"]), jt.getArray(e, t, ["typeArray", "locationArray"]), Fc(e, t) } var Uc = { newInstance: jt.newInstance(Gc, "vtkCellTypes"), extend: Gc, ..._c }, zc = { IntersectionState: { NO_INTERSECTION: 0, YES_INTERSECTION: 1, ON_LINE: 2 } }; const { IntersectionState: Wc } = zc; function Hc(e, t, n) { let r = arguments.length > 3 && void 0 !== arguments[3] ? arguments[3] : null; const o = { t: Number.MIN_VALUE, distance: 0 }, a = []; let i; a[0] = n[0] - t[0], a[1] = n[1] - t[1], a[2] = n[2] - t[2]; const s = a[0] * (e[0] - t[0]) + a[1] * (e[1] - t[1]) + a[2] * (e[2] - t[2]), l = jo(a, a); let c = 1e-5 * s; return 0 !== l && (o.t = s / l), c < 0 && (c = -c), -c < l && l < c || l <= 0 || o.t < 0 ? i = t : o.t > 1 ? i = n : (i = a, a[0] = t[0] + o.t * a[0], a[1] = t[1] + o.t * a[1], a[2] = t[2] + o.t * a[2]), r && (r[0] = i[0], r[1] = i[1], r[2] = i[2]), o.distance = Yo(i, e), o } function jc(e, t, n, r, o, a) { const i = [], s = [], l = []; o[0] = 0, a[0] = 0, Uo(t, e, i), Uo(r, n, s), Uo(n, e, l); const c = [jo(i, i), -jo(i, s), -jo(i, s), jo(s, s)], u = []; if (u[0] = jo(i, l), u[1] = -jo(s, l), 0 === va(c, u, 2)) { let i = Number.MAX_VALUE; const s = [e, t, n, r], l = [n, n, e, e], c = [r, r, t, t]; let u; a[0], a[0], o[0], o[0], o[0], o[0], a[0], a[0]; for (let e = 0; e < 4; e++)u = Hc(s[e], l[e], c[e]), u.distance < i && (i = u.distance); return Wc.ON_LINE } return o[0] = u[0], a[0] = u[1], o[0] >= 0 && o[0] <= 1 && a[0] >= 0 && a[0] <= 1 ? Wc.YES_INTERSECTION : Wc.NO_INTERSECTION } const Kc = { distanceToLine: Hc, intersection: jc }; function $c(e, t) { t.classHierarchy.push("vtkLine"), e.getCellDimension = () => 1, e.intersectWithLine = (e, n, r, o, a) => { const i = { intersect: 0, t: Number.MAX_VALUE, subId: 0, betweenPoints: null }; a[1] = 0, a[2] = 0; const s = [], l = [], c = []; t.points.getPoint(0, l), t.points.getPoint(1, c); const u = [], d = [], p = jc(e, n, l, c, u, d); var f; if (i.t = u[0], i.betweenPoints = (f = i.t) >= 0 && f <= 1, a[0] = d[0], p === Wc.YES_INTERSECTION) { for (let t = 0; t < 3; t++)o[t] = l[t] + a[0] * (c[t] - l[t]), s[t] = e[t] + i.t * (n[t] - e[t]); if (Yo(o, s) <= r * r) return i.intersect = 1, i } else { let t; if (i.t < 0) return t = Hc(e, l, c, o), t.distance <= r * r ? (i.t = 0, i.intersect = 1, i.betweenPoints = !0, i) : i; if (i.t > 1) return t = Hc(n, l, c, o), t.distance <= r * r ? (i.t = 1, i.intersect = 1, i.betweenPoints = !0, i) : i; if (a[0] < 0) return a[0] = 0, t = Hc(l, e, n, o), i.t = t.t, t.distance <= r * r ? (i.intersect = 1, i) : i; if (a[0] > 1) return a[0] = 1, t = Hc(c, e, n, o), i.t = t.t, t.distance <= r * r ? (i.intersect = 1, i) : i } return i }, e.evaluateLocation = (e, n, r) => { const o = [], a = []; t.points.getPoint(0, o), t.points.getPoint(1, a); for (let t = 0; t < 3; t++)n[t] = o[t] + e[0] * (a[t] - o[t]); r[0] = 1 - e[0], r[1] = e[0] }, e.evaluateOrientation = (e, n, r) => !!t.orientations && (function (e, t, n, r) { var o, i, s, l, c, u = t[0], d = t[1], p = t[2], f = t[3], g = n[0], m = n[1], h = n[2], v = n[3]; (i = u * g + d * m + p * h + f * v) < 0 && (i = -i, g = -g, m = -m, h = -h, v = -v), 1 - i > a ? (o = Math.acos(i), s = Math.sin(o), l = Math.sin((1 - r) * o) / s, c = Math.sin(r * o) / s) : (l = 1 - r, c = r), e[0] = l * u + c * g, e[1] = l * d + c * m, e[2] = l * p + c * h, e[3] = l * f + c * v }(n, t.orientations[0], t.orientations[1], e[0]), r[0] = 1 - e[0], r[1] = e[0], !0) } const qc = { orientations: null }; function Xc(e, t) { let n = arguments.length > 2 && void 0 !== arguments[2] ? arguments[2] : {}; Object.assign(t, qc, n), Tc.extend(e, t, n), jt.setGet(e, t, ["orientations"]), $c(e, t) } var Yc = { newInstance: jt.newInstance(Xc, "vtkLine"), extend: Xc, ...Kc, ...zc }; function Zc(e, t) { t.classHierarchy.push("vtkPointSet"), t.points ? t.points = We(t.points) : t.points = mc.newInstance(), e.getNumberOfPoints = () => t.points.getNumberOfPoints(), e.getBounds = () => t.points.getBounds(), e.computeBounds = () => { e.getBounds() }; const n = e.shallowCopy; e.shallowCopy = function (e) { let r = arguments.length > 1 && void 0 !== arguments[1] && arguments[1]; n(e, r), t.points = mc.newInstance(), t.points.shallowCopy(e.getPoints()) } } const Qc = {}; function Jc(e, t) { let n = arguments.length > 2 && void 0 !== arguments[2] ? arguments[2] : {}; Object.assign(t, Qc, n), ol.extend(e, t, n), jt.setGet(e, t, ["points"]), Zc(e, t) } var eu = { newInstance: jt.newInstance(Jc, "vtkPointSet"), extend: Jc }; function tu(e, t, n, r) { const o = n[0] - t[0], a = n[1] - t[1], i = n[2] - t[2], s = e[0] - t[0], l = e[1] - t[1], c = e[2] - t[2]; r[0] = a * c - i * l, r[1] = i * s - o * c, r[2] = o * l - a * s } function nu(e, t, n, r) { tu(e, t, n, r); const o = Math.sqrt(r[0] * r[0] + r[1] * r[1] + r[2] * r[2]); 0 !== o && (r[0] /= o, r[1] /= o, r[2] /= o) } const ru = { computeNormalDirection: tu, computeNormal: nu, intersectWithTriangle: function (e, t, n, r, o, a) { let i = arguments.length > 6 && void 0 !== arguments[6] ? arguments[6] : 1e-6, s = !1; const l = [], c = [], u = [], d = [], p = []; nu(e, t, n, d), nu(r, o, a, p); const f = -jo(d, e), g = -jo(p, r), m = [jo(p, e) + g, jo(p, t) + g, jo(p, n) + g]; if (m[0] * m[1] > i && m[0] * m[2] > i) return { intersect: !1, coplanar: s, pt1: l, pt2: c, surfaceId: u }; const h = [jo(d, r) + f, jo(d, o) + f, jo(d, a) + f]; if (h[0] * h[1] > i && h[0] * h[2] > i) return { intersect: !1, coplanar: s, pt1: l, pt2: c, surfaceId: u }; if (Math.abs(d[0] - p[0]) < 1e-9 && Math.abs(d[1] - p[1]) < 1e-9 && Math.abs(d[2] - p[2]) < 1e-9 && Math.abs(f - g) < 1e-9) return s = !0, { intersect: !1, coplanar: s, pt1: l, pt2: c, surfaceId: u }; const v = [e, t, n], y = [r, o, a], T = jo(d, p), b = (f - g * T) / (T * T - 1), x = (g - f * T) / (T * T - 1), C = [b * d[0] + x * p[0], b * d[1] + x * p[1], b * d[2] + x * p[2]], S = Ko(d, p, []); qo(S); let A = 0, I = 0; const w = [], P = []; let O, R, M = 50, D = 50; for (let t = 0; t < 3; t++) { const n = t, o = (t + 1) % 3, a = ni.intersectWithLine(v[n], v[o], r, p); a.intersection && a.t > 0 - i && a.t < 1 + i && (a.t < 1 + i && a.t > 1 - i && (M = A), w[A++] = jo(a.x, S) - jo(C, S)); const s = ni.intersectWithLine(y[n], y[o], e, d); s.intersection && s.t > 0 - i && s.t < 1 + i && (s.t < 1 + i && s.t > 1 - i && (D = I), P[I++] = jo(s.x, S) - jo(C, S)) } if (A > 2) { A--; const e = w[2]; w[2] = w[M], w[M] = e } if (I > 2) { I--; const e = P[2]; P[2] = P[D], P[D] = e } if (2 !== A || 2 !== I) return { intersect: !1, coplanar: s, pt1: l, pt2: c, surfaceId: u }; if (Number.isNaN(w[0]) || Number.isNaN(w[1]) || Number.isNaN(P[0]) || Number.isNaN(P[1])) return { intersect: !1, coplanar: s, pt1: l, pt2: c, surfaceId: u }; if (w[0] > w[1]) { const e = w[1]; w[1] = w[0], w[0] = e } if (P[0] > P[1]) { const e = P[1]; P[1] = P[0], P[0] = e } return w[1] < P[0] || P[1] < w[0] ? { intersect: !1, coplanar: s, pt1: l, pt2: c, surfaceId: u } : (w[0] < P[0] ? w[1] < P[1] ? (u[0] = 2, u[1] = 1, O = P[0], R = w[1]) : (u[0] = 2, u[1] = 2, O = P[0], R = P[1]) : w[1] < P[1] ? (u[0] = 1, u[1] = 1, O = w[0], R = w[1]) : (u[0] = 1, u[1] = 2, O = w[0], R = P[1]), Ho(C, S, O, l), Ho(C, S, R, c), { intersect: !0, coplanar: s, pt1: l, pt2: c, surfaceId: u }) } }; function ou(e, t) { t.classHierarchy.push("vtkTriangle"), e.getCellDimension = () => 2, e.intersectWithLine = (n, r, o, a, i) => { const s = { subId: 0, t: Number.MAX_VALUE, intersect: 0, betweenPoints: !1 }; i[2] = 0; const l = [], c = o * o, u = [], d = [], p = []; t.points.getPoint(0, u), t.points.getPoint(1, d), t.points.getPoint(2, p); const f = [], g = []; if (nu(u, d, p, f), 0 !== f[0] || 0 !== f[1] || 0 !== f[2]) { const t = ni.intersectWithLine(n, r, u, f); if (s.betweenPoints = t.betweenPoints, s.t = t.t, a[0] = t.x[0], a[1] = t.x[1], a[2] = t.x[2], !t.intersection) return i[0] = 0, i[1] = 0, s.intersect = 0, s; const o = e.evaluatePosition(a, l, i, g); if (o.evaluation >= 0) return o.dist2 <= c ? (s.intersect = 1, s) : (s.intersect = o.evaluation, s) } const m = Yo(u, d), h = Yo(d, p), v = Yo(p, u); t.line || (t.line = Yc.newInstance()), m > h && m > v ? (t.line.getPoints().setPoint(0, u), t.line.getPoints().setPoint(1, d)) : h > v && h > m ? (t.line.getPoints().setPoint(0, d), t.line.getPoints().setPoint(1, p)) : (t.line.getPoints().setPoint(0, p), t.line.getPoints().setPoint(1, u)); const y = t.line.intersectWithLine(n, r, o, a, i); if (s.betweenPoints = y.betweenPoints, s.t = y.t, y.intersect) { const e = [], t = [], n = []; for (let r = 0; r < 3; r++)e[r] = u[r] - p[r], t[r] = d[r] - p[r], n[r] = a[r] - p[r]; return i[0] = jo(n, e) / v, i[1] = jo(n, t) / h, s.intersect = 1, s } return i[0] = 0, i[1] = 0, s.intersect = 0, s }, e.evaluatePosition = (e, n, r, o) => { const a = { subId: 0, dist2: 0, evaluation: -1 }; let i, s; const l = [], c = [], u = [], d = []; let p; const f = [], g = [], m = []; let h = 0, v = 0; const y = []; let T, b, x, C = []; const S = [], A = [], I = []; a.subId = 0, r[2] = 0, t.points.getPoint(1, l), t.points.getPoint(2, c), t.points.getPoint(0, u), tu(l, c, u, d), ni.generalizedProjectPoint(e, l, d, I); let w = 0; for (i = 0; i < 3; i++)p = d[i] < 0 ? -d[i] : d[i], p > w && (w = p, v = i); for (s = 0, i = 0; i < 3; i++)i !== v && (y[s++] = i); for (i = 0; i < 2; i++)f[i] = I[y[i]] - u[y[i]], g[i] = l[y[i]] - u[y[i]], m[i] = c[y[i]] - u[y[i]]; if (h = Jo(g, m), 0 === h) return r[0] = 0, r[1] = 0, a.evaluation = -1, a; if (r[0] = Jo(f, m) / h, r[1] = Jo(g, f) / h, o[0] = 1 - (r[0] + r[1]), o[1] = r[0], o[2] = r[1], o[0] >= 0 && o[0] <= 1 && o[1] >= 0 && o[1] <= 1 && o[2] >= 0 && o[2] <= 1) n && (a.dist2 = Yo(I, e), n[0] = I[0], n[1] = I[1], n[2] = I[2]), a.evaluation = 1; else { let t; if (n) if (o[1] < 0 && o[2] < 0) for (T = Yo(e, u), b = Yc.distanceToLine(e, l, u, t, S), x = Yc.distanceToLine(e, u, c, t, A), T < b ? (a.dist2 = T, C = u) : (a.dist2 = b, C = S), x < a.dist2 && (a.dist2 = x, C = A), i = 0; i < 3; i++)n[i] = C[i]; else if (o[2] < 0 && o[0] < 0) for (T = Yo(e, l), b = Yc.distanceToLine(e, l, u, t, S), x = Yc.distanceToLine(e, l, c, t, A), T < b ? (a.dist2 = T, C = l) : (a.dist2 = b, C = S), x < a.dist2 && (a.dist2 = x, C = A), i = 0; i < 3; i++)n[i] = C[i]; else if (o[1] < 0 && o[0] < 0) for (T = Yo(e, c), b = Yc.distanceToLine(e, c, u, t, S), x = Yc.distanceToLine(e, l, c, t, A), T < b ? (a.dist2 = T, C = c) : (a.dist2 = b, C = S), x < a.dist2 && (a.dist2 = x, C = A), i = 0; i < 3; i++)n[i] = C[i]; else if (o[0] < 0) { const t = Yc.distanceToLine(e, l, c, n); a.dist2 = t.distance } else if (o[1] < 0) { const t = Yc.distanceToLine(e, c, u, n); a.dist2 = t.distance } else if (o[2] < 0) { const t = Yc.distanceToLine(e, l, u, n); a.dist2 = t.distance } a.evaluation = 0 } return a }, e.evaluateLocation = (e, n, r) => { const o = [], a = [], i = []; t.points.getPoint(0, o), t.points.getPoint(1, a), t.points.getPoint(2, i); const s = 1 - e[0] - e[1]; for (let t = 0; t < 3; t++)n[t] = o[t] * s + a[t] * e[0] + i[t] * e[1]; r[0] = s, r[1] = e[0], r[2] = e[1] }, e.getParametricDistance = e => { let t, n = 0; const r = []; r[0] = e[0], r[1] = e[1], r[2] = 1 - e[0] - e[1]; for (let e = 0; e < 3; e++)t = r[e] < 0 ? -r[e] : r[e] > 1 ? r[e] - 1 : 0, t > n && (n = t); return n } } const au = {}; function iu(e, t) { let n = arguments.length > 2 && void 0 !== arguments[2] ? arguments[2] : {}; Object.assign(t, au, n), Tc.extend(e, t, n), ou(e, t) } var su = { newInstance: jt.newInstance(iu, "vtkTriangle"), extend: iu, ...ru }; const lu = ["verts", "lines", "polys", "strips"], { vtkWarningMacro: cu } = jt, uu = { [Pc]: Yc, [Oc]: Yc, [Rc]: su }; function du(e, t) { t.classHierarchy.push("vtkPolyData"), lu.forEach((n => { e[`getNumberOf${function (e) { return e.replace(/(?:^\w|[A-Z]|\b\w)/g, (e => e.toUpperCase())).replace(/\s+/g, "") }(n)}`] = () => t[n].getNumberOfCells(), t[n] ? t[n] = We(t[n]) : t[n] = cc.newInstance() })), e.getNumberOfCells = () => lu.reduce(((e, n) => e + t[n].getNumberOfCells()), 0); const n = e.shallowCopy; e.shallowCopy = function (e) { let r = arguments.length > 1 && void 0 !== arguments[1] && arguments[1]; n(e, r), lu.forEach((n => { t[n] = cc.newInstance(), t[n].shallowCopy(e.getReferenceByName(n)) })) }, e.buildCells = () => { const n = e.getNumberOfVerts(), r = e.getNumberOfLines(), o = e.getNumberOfPolys(), a = e.getNumberOfStrips(), i = n + r + o + a, s = new Uint8Array(i); let l = s; const c = new Uint32Array(i); let u = c; if (n) { let e = 0; t.verts.getCellSizes().forEach(((t, n) => { u[n] = e, l[n] = t > 1 ? wc : Ic, e += t + 1 })), u = u.subarray(n), l = l.subarray(n) } if (r) { let e = 0; t.lines.getCellSizes().forEach(((t, n) => { u[n] = e, l[n] = t > 2 ? Oc : Pc, 1 === t && cu("Building VTK_LINE ", n, " with only one point, but VTK_LINE needs at least two points. Check the input."), e += t + 1 })), u = u.subarray(r), l = l.subarray(r) } if (o) { let e = 0; t.polys.getCellSizes().forEach(((t, n) => { switch (u[n] = e, t) { case 3: l[n] = Rc; break; case 4: l[n] = Ec; break; default: l[n] = Dc }t < 3 && cu("Building VTK_TRIANGLE ", n, " with less than three points, but VTK_TRIANGLE needs at least three points. Check the input."), e += t + 1 })), u += u.subarray(o), l += l.subarray(o) } if (a) { let e = 0; l.fill(Mc, 0, a), t.strips.getCellSizes().forEach(((t, n) => { u[n] = e, e += t + 1 })) } t.cells = Uc.newInstance(), t.cells.setCellTypes(i, s, c) }, e.buildLinks = function () { let n = arguments.length > 0 && void 0 !== arguments[0] ? arguments[0] : 0; void 0 === t.cells && e.buildCells(), t.links = Sc.newInstance(), n > 0 ? t.links.allocate(n) : t.links.allocate(e.getPoints().getNumberOfPoints()), t.links.buildLinks(e) }, e.getCellType = e => t.cells.getCellType(e), e.getCellPoints = n => { const r = e.getCellType(n); let o = null; switch (r) { case Ic: case wc: o = t.verts; break; case Pc: case Oc: o = t.lines; break; case Rc: case Ec: case Dc: o = t.polys; break; case Mc: o = t.strips; break; default: return o = null, { type: 0, cellPointIds: null } }const a = t.cells.getCellLocation(n); return { cellType: r, cellPointIds: o.getCell(a) } }, e.getPointCells = e => t.links.getCells(e), e.getCellEdgeNeighbors = (e, n, r) => { const o = t.links.getLink(n), a = t.links.getLink(r); return o.cells.filter((t => t !== e && -1 !== a.cells.indexOf(t))) }, e.getCell = function (t) { let n = arguments.length > 1 && void 0 !== arguments[1] ? arguments[1] : null; const r = e.getCellPoints(t), o = n || uu[r.cellType].newInstance(); return o.initialize(e.getPoints(), r.cellPointIds), o } } const pu = {}; function fu(e, t) { let n = arguments.length > 2 && void 0 !== arguments[2] ? arguments[2] : {}; Object.assign(t, pu, n), eu.extend(e, t, n), jt.get(e, t, ["cells", "links"]), jt.setGet(e, t, ["verts", "lines", "polys", "strips"]), du(e, t) } var gu = { newInstance: jt.newInstance(fu, "vtkPolyData"), extend: fu }; function mu(e, t) { t.classHierarchy.push("vtkTexture"), e.imageLoaded = () => { t.image.removeEventListener("load", e.imageLoaded), t.imageLoaded = !0, e.modified() }, e.setJsImageData = n => { t.jsImageData !== n && (null !== n && (e.setInputData(null), e.setInputConnection(null), t.image = null, t.canvas = null), t.jsImageData = n, t.imageLoaded = !0, e.modified()) }, e.setCanvas = n => { t.canvas !== n && (null !== n && (e.setInputData(null), e.setInputConnection(null), t.image = null, t.jsImageData = null), t.canvas = n, e.modified()) }, e.setImage = n => { t.image !== n && (null !== n && (e.setInputData(null), e.setInputConnection(null), t.canvas = null, t.jsImageData = null), t.image = n, t.imageLoaded = !1, n.complete ? e.imageLoaded() : n.addEventListener("load", e.imageLoaded), e.modified()) }, e.getDimensionality = () => { let n = 0, r = 0, o = 1; if (e.getInputData()) { const t = e.getInputData(); n = t.getDimensions()[0], r = t.getDimensions()[1], o = t.getDimensions()[2] } return t.jsImageData && (n = t.jsImageData.width, r = t.jsImageData.height), t.canvas && (n = t.canvas.width, r = t.canvas.height), t.image && (n = t.image.width, r = t.image.height), (n > 1) + (r > 1) + (o > 1) }, e.getInputAsJsImageData = () => { if (!t.imageLoaded || e.getInputData()) return null; if (t.jsImageData) return t.jsImageData(); if (t.canvas) return t.canvas.getContext("2d").getImageData(0, 0, t.canvas.width, t.canvas.height); if (t.image) { const e = document.createElement("canvas"); e.width = t.image.width, e.height = t.image.height; const n = e.getContext("2d"); return n.translate(0, e.height), n.scale(1, -1), n.drawImage(t.image, 0, 0, t.image.width, t.image.height), n.getImageData(0, 0, e.width, e.height) } return null } } const hu = { image: null, canvas: null, jsImageData: null, imageLoaded: !1, repeat: !1, interpolate: !1, edgeClamp: !1, mipLevel: 0, resizable: !1 }; function vu(e, t) { let n = arguments.length > 2 && void 0 !== arguments[2] ? arguments[2] : {}; Object.assign(t, hu, n), jt.obj(e, t), jt.algo(e, t, 6, 0), jt.get(e, t, ["canvas", "image", "jsImageData", "imageLoaded", "resizable"]), jt.setGet(e, t, ["repeat", "edgeClamp", "interpolate", "mipLevel"]), mu(e, t) } const yu = { generateMipmaps: (e, t, n, r) => { const o = [1, 2, 1], a = e.length / (t * n); let i = t, s = n, l = e; const c = [l]; for (let e = 0; e < r; e++) { const e = [...l]; i /= 2, s /= 2, l = new Uint8ClampedArray(i * s * a); const t = a * i; let n = 0; for (let r = 0; r < l.length; r += a) { r % t == 0 && (n += 2 * a * i); for (let o = 0; o < a; o++) { let i = e[n + o]; i += e[n + a + o], i += e[n - 2 * t + o], i += e[n - 2 * t + a + o], i /= 4, l[r + o] = i } n += 2 * a } let r = [...l]; for (let e = 0; e < l.length; e += a)for (let n = 0; n < a; n++) { let i = -(o.length - 1) / 2, s = 4, c = 0; for (let l = 0; l < o.length; l++) { let u = e + n + i * a; const d = u % t - (e + n) % t; d > a && (u += t), d < -a && (u -= t), r[u] ? c += r[u] * o[l] : s -= o[l], i += 1 } l[e + n] = c / s } r = [...l]; for (let e = 0; e < l.length; e += a)for (let n = 0; n < a; n++) { let a = -(o.length - 1) / 2, i = 4, s = 0; for (let l = 0; l < o.length; l++) { const c = e + n + a * t; r[c] ? s += r[c] * o[l] : i -= o[l], a += 1 } l[e + n] = s / i } c.push(l) } return c } }; var Tu = { newInstance: jt.newInstance(vu, "vtkTexture"), extend: vu, ...yu }; const bu = [[-1, 0, 0], [1, 0, 0], [0, -1, 0], [0, 1, 0], [0, 0, -1], [0, 0, 1]], xu = [[8, 7, 11, 3], [9, 1, 10, 5], [4, 9, 0, 8], [2, 11, 6, 10], [0, 3, 2, 1], [4, 5, 6, 7]], Cu = [[0, 1], [1, 3], [2, 3], [0, 2], [4, 5], [5, 7], [6, 7], [4, 6], [0, 4], [1, 5], [3, 7], [2, 6]], Su = [0, 1, 0, 1, 0, 1, 0, 1, 2, 2, 2, 2], Au = [[1, 2], [1, 2], [0, 2], [0, 2], [0, 1], [0, 1]], Iu = new Float64Array(3), wu = new Float64Array(3), Pu = new Float64Array(3), Ou = new Float64Array(3), Ru = new Float64Array(3), Mu = new Float64Array(3), Du = new Float64Array(16); function Eu(e, t) { e.strokeStyle = t.strokeColor, e.lineWidth = t.strokeSize, e.fillStyle = t.fontColor, e.font = `${t.fontStyle} ${t.fontSize}px ${t.fontFamily}` } function Vu(e, t) { t.classHierarchy.push("vtkCubeAxesActorHelper"), e.setRenderable = n => { t.renderable !== n && (t.renderable = n, t.tmActor.addTexture(t.renderable.getTmTexture()), t.tmActor.setProperty(n.getProperty()), t.tmActor.setParentProp(n), e.modified()) }, e.createPolyDataForOneLabel = (e, n, r, o, a, i, s) => { const l = t.renderable.get_tmAtlas().get(e); if (!l) return; const c = t.renderable.getTextPolyData().getPoints().getData(), u = t.lastSize; Iu[0] = c[3 * n], Iu[1] = c[3 * n + 1], Iu[2] = c[3 * n + 2], Vn(Pu, Iu, r), Pu[0] += .1, Vn(wu, Pu, o), Pn(Ru, wu, Iu), Pu[0] -= .1, Pu[1] += .1, Vn(wu, Pu, o), Pn(Mu, wu, Iu); for (let e = 0; e < 3; e++)Ru[e] /= .05 * u[0], Mu[e] /= .05 * u[1]; let d = s.ptIdx, p = s.cellIdx; Iu[0] = c[3 * n], Iu[1] = c[3 * n + 1], Iu[2] = c[3 * n + 2], a[0] < -.5 ? On(Pu, Ru, a[0] * i - l.width) : a[0] > .5 ? On(Pu, Ru, a[0] * i) : On(Pu, Ru, a[0] * i - l.width / 2), wn(Iu, Iu, Pu), On(Pu, Mu, a[1] * i - l.height / 2), wn(Iu, Iu, Pu), s.points[3 * d] = Iu[0], s.points[3 * d + 1] = Iu[1], s.points[3 * d + 2] = Iu[2], s.tcoords[2 * d] = l.tcoords[0], s.tcoords[2 * d + 1] = l.tcoords[1], d++, On(Pu, Ru, l.width), wn(Iu, Iu, Pu), s.points[3 * d] = Iu[0], s.points[3 * d + 1] = Iu[1], s.points[3 * d + 2] = Iu[2], s.tcoords[2 * d] = l.tcoords[2], s.tcoords[2 * d + 1] = l.tcoords[3], d++, On(Pu, Mu, l.height), wn(Iu, Iu, Pu), s.points[3 * d] = Iu[0], s.points[3 * d + 1] = Iu[1], s.points[3 * d + 2] = Iu[2], s.tcoords[2 * d] = l.tcoords[4], s.tcoords[2 * d + 1] = l.tcoords[5], d++, On(Pu, Ru, l.width), Pn(Iu, Iu, Pu), s.points[3 * d] = Iu[0], s.points[3 * d + 1] = Iu[1], s.points[3 * d + 2] = Iu[2], s.tcoords[2 * d] = l.tcoords[6], s.tcoords[2 * d + 1] = l.tcoords[7], d++, s.polys[4 * p] = 3, s.polys[4 * p + 1] = d - 4, s.polys[4 * p + 2] = d - 3, s.polys[4 * p + 3] = d - 2, p++, s.polys[4 * p] = 3, s.polys[4 * p + 1] = d - 4, s.polys[4 * p + 2] = d - 2, s.polys[4 * p + 3] = d - 1, s.ptIdx += 4, s.cellIdx += 2 }, e.updateTexturePolyData = () => { const n = t.camera.getCompositeProjectionMatrix(t.lastAspectRatio, -1, 1); m(n, n); const r = t.renderable.getTextValues().length, o = 4 * r, a = 2 * r, i = new Float64Array(3 * o), s = new Uint16Array(4 * a), l = new Float32Array(2 * o); h(Du, n); const c = { ptIdx: 0, cellIdx: 0, polys: s, points: i, tcoords: l }; let u = 0, d = 0, p = 0; const f = t.renderable.getTextPolyData().getPoints().getData(), g = t.renderable.getTextValues(); for (; u < f.length / 3;) { Iu[0] = f[3 * u], Iu[1] = f[3 * u + 1], Iu[2] = f[3 * u + 2], Vn(Pu, Iu, n), Iu[0] = f[3 * u + 3], Iu[1] = f[3 * u + 4], Iu[2] = f[3 * u + 5], Vn(Ou, Iu, n), Pn(Pu, Pu, Ou); const r = [Pu[0], Pu[1]]; Qo(r), e.createPolyDataForOneLabel(g[d], u, n, Du, r, t.renderable.getAxisTitlePixelOffset(), c), u += 2, d++; for (let o = 0; o < t.renderable.getTickCounts()[p]; o++)e.createPolyDataForOneLabel(g[d], u, n, Du, r, t.renderable.getTickLabelPixelOffset(), c), u++, d++; p++ } const v = Es.newInstance({ numberOfComponents: 2, values: l, name: "TextureCoordinates" }); t.tmPolyData.getPointData().setTCoords(v), t.tmPolyData.getPoints().setData(i, 3), t.tmPolyData.getPoints().modified(), t.tmPolyData.getPolys().setData(s, 1), t.tmPolyData.getPolys().modified(), t.tmPolyData.modified() }, e.updateAPISpecificData = (n, r, o) => { t.lastSize[0] === n[0] && t.lastSize[1] === n[1] || (t.lastSize[0] = n[0], t.lastSize[1] = n[1], t.lastAspectRatio = n[0] / n[1], t.forceUpdate = !0), t.camera = r, e.updateTexturePolyData() } } const Lu = jt.newInstance((function (e, t) { let n = arguments.length > 2 && void 0 !== arguments[2] ? arguments[2] : { renderable: null }; Object.assign(t, {}, n), jt.obj(e, t), t.tmPolyData = gu.newInstance(), t.tmMapper = nc.newInstance(), t.tmMapper.setInputData(t.tmPolyData), t.tmActor = hs.newInstance({ parentProp: e }), t.tmActor.setMapper(t.tmMapper), jt.setGet(e, t, ["renderable"]), jt.get(e, t, ["lastSize", "lastAspectRatio", "axisTextStyle", "tickTextStyle", "tmActor", "ticks"]), t.forceUpdate = !1, t.lastRedrawTime = {}, jt.obj(t.lastRedrawTime, { mtime: 0 }), t.lastRebuildTime = {}, jt.obj(t.lastRebuildTime, { mtime: 0 }), t.lastSize = [-1, -1], t.lastTickBounds = [], Vu(e, t) }), "vtkCubeAxesActorHelper"); function Bu(e, t) { t.classHierarchy.push("vtkCubeAxesActor"), e.setCamera = n => { t.camera !== n && (t.cameraModifiedSub && (t.cameraModifiedSub.unsubscribe(), t.cameraModifiedSub = null), t.camera = n, n && (t.cameraModifiedSub = n.onModified(e.update)), e.update(), e.modified()) }, e.computeFacesToDraw = () => { const e = t.camera.getViewMatrix(); m(e, e); let n = !1; const r = ki.getDiagonalLength(t.dataBounds), o = Math.sin(t.faceVisibilityAngle * Math.PI / 180); for (let a = 0; a < 6; a++) { let i = !1; const s = Math.floor(a / 2), l = (s + 1) % 3, c = (s + 2) % 3; t.dataBounds[2 * l] !== t.dataBounds[2 * l + 1] && t.dataBounds[2 * c] !== t.dataBounds[2 * c + 1] && (Iu[s] = t.dataBounds[a] - .1 * r * bu[a][s], Iu[l] = .5 * (t.dataBounds[2 * l] + t.dataBounds[2 * l + 1]), Iu[c] = .5 * (t.dataBounds[2 * c] + t.dataBounds[2 * c + 1]), Vn(Pu, Iu, e), Iu[s] = t.dataBounds[a], Vn(Ou, Iu, e), Pn(Pu, Ou, Pu), Mn(Pu, Pu), i = Pu[2] > o, t.camera.getParallelProjection() || (Mn(Ou, Ou), i = Dn(Ou, Pu) > o)), i !== t.lastFacesToDraw[a] && (t.lastFacesToDraw[a] = i, n = !0) } return n }, e.updatePolyData = (e, n, r) => { let o = 0, a = 0; o += 8; let i = 0; for (let e = 0; e < 12; e++)n[e] > 0 && i++; if (a += i, t.gridLines) for (let t = 0; t < 6; t++)e[t] && (o += 2 * r[Au[t][0]].length + 2 * r[Au[t][1]].length, a += r[Au[t][0]].length + r[Au[t][1]].length); const s = new Float64Array(3 * o), l = new Uint32Array(3 * a); let c = 0, u = 0; for (let e = 0; e < 2; e++)for (let n = 0; n < 2; n++)for (let r = 0; r < 2; r++)s[3 * c] = t.dataBounds[r], s[3 * c + 1] = t.dataBounds[2 + n], s[3 * c + 2] = t.dataBounds[4 + e], c++; for (let e = 0; e < 12; e++)n[e] > 0 && (l[3 * u] = 2, l[3 * u + 1] = Cu[e][0], l[3 * u + 2] = Cu[e][1], u++); if (t.gridLines) for (let n = 0; n < 6; n++)if (e[n]) { const e = Math.floor(n / 2); let o = r[Au[n][0]]; for (let r = 0; r < o.length; r++)s[3 * c + e] = t.dataBounds[n], s[3 * c + Au[n][0]] = o[r], s[3 * c + Au[n][1]] = t.dataBounds[2 * Au[n][1]], c++, s[3 * c + e] = t.dataBounds[n], s[3 * c + Au[n][0]] = o[r], s[3 * c + Au[n][1]] = t.dataBounds[2 * Au[n][1] + 1], c++, l[3 * u] = 2, l[3 * u + 1] = c - 2, l[3 * u + 2] = c - 1, u++; o = r[Au[n][1]]; for (let r = 0; r < o.length; r++)s[3 * c + e] = t.dataBounds[n], s[3 * c + Au[n][1]] = o[r], s[3 * c + Au[n][0]] = t.dataBounds[2 * Au[n][0]], c++, s[3 * c + e] = t.dataBounds[n], s[3 * c + Au[n][1]] = o[r], s[3 * c + Au[n][0]] = t.dataBounds[2 * Au[n][0] + 1], c++, l[3 * u] = 2, l[3 * u + 1] = c - 2, l[3 * u + 2] = c - 1, u++ } t.polyData.getPoints().setData(s, 3), t.polyData.getPoints().modified(), t.polyData.getLines().setData(l, 1), t.polyData.getLines().modified(), t.polyData.modified() }, e.updateTextData = (e, n, r, o) => { let a = 0; for (let e = 0; e < 12; e++)1 === n[e] && (a += 2, a += r[Su[e]].length); const i = t.polyData.getPoints().getData(), s = new Float64Array(3 * a); let l = 0, c = 0, u = 0; for (let a = 0; a < 6; a++)if (e[a]) for (let e = 0; e < 4; e++) { const d = xu[a][e]; if (1 === n[d]) { const e = Su[d], n = 3 * Cu[d][0], p = 3 * Cu[d][1]; s[3 * l] = .5 * (i[n] + i[p]), s[3 * l + 1] = .5 * (i[n + 1] + i[p + 1]), s[3 * l + 2] = .5 * (i[n + 2] + i[p + 2]), l++, s[3 * l + Math.floor(a / 2)] = t.dataBounds[a], s[3 * l + Au[a][0]] = .5 * (t.dataBounds[2 * Au[a][0]] + t.dataBounds[2 * Au[a][0] + 1]), s[3 * l + Au[a][1]] = .5 * (t.dataBounds[2 * Au[a][1]] + t.dataBounds[2 * Au[a][1] + 1]), l++, t.textValues[c] = t.axisLabels[e], c++; const f = (e + 1) % 3, g = (e + 2) % 3, m = r[e], h = o[e]; t.tickCounts[u] = m.length; for (let r = 0; r < m.length; r++)s[3 * l + e] = m[r], s[3 * l + f] = i[n + f], s[3 * l + g] = i[n + g], l++, t.textValues[c] = h[r], c++; u++ } } t.textPolyData.getPoints().setData(s, 3), t.textPolyData.modified() }, e.update = () => { if (!t.camera) return; const n = e.computeFacesToDraw(), r = t.lastFacesToDraw; let o = !1; for (let e = 0; e < 6; e++)t.dataBounds[e] !== t.lastTickBounds[e] && (o = !0, t.lastTickBounds[e] = t.dataBounds[e]); if (n || o || t.forceUpdate) { const n = new Array(12).fill(0); for (let e = 0; e < 6; e++)if (r[e]) for (let t = 0; t < 4; t++)n[xu[e][t]]++; const a = [], i = []; for (let e = 0; e < 3; e++) { const n = go().domain([t.dataBounds[2 * e], t.dataBounds[2 * e + 1]]); a[e] = n.ticks(5); const r = n.tickFormat(5); i[e] = a[e].map(r) } e.updatePolyData(r, n, a), e.updateTextData(r, n, a, i), (o || t.forceUpdate) && e.updateTextureAtlas(i) } t.forceUpdate = !1 }, e.updateTextureAtlas = e => { t.tmContext.textBaseline = "bottom", t.tmContext.textAlign = "left", t._tmAtlas.clear(); let n = 0, r = 1; for (let o = 0; o < 3; o++) { if (!t._tmAtlas.has(t.axisLabels[o])) { Eu(t.tmContext, t.axisTextStyle); const e = t.tmContext.measureText(t.axisLabels[o]), a = { height: e.actualBoundingBoxAscent + 2, startingHeight: r, width: e.width + 2, textStyle: t.axisTextStyle }; t._tmAtlas.set(t.axisLabels[o], a), r += a.height, n < a.width && (n = a.width) } Eu(t.tmContext, t.tickTextStyle); for (let a = 0; a < e[o].length; a++)if (!t._tmAtlas.has(e[o][a])) { const i = t.tmContext.measureText(e[o][a]), s = { height: i.actualBoundingBoxAscent + 2, startingHeight: r, width: i.width + 2, textStyle: t.tickTextStyle }; t._tmAtlas.set(e[o][a], s), r += s.height, n < s.width && (n = s.width) } } n = _o(n), r = _o(r), t._tmAtlas.forEach((e => { e.tcoords = [0, (r - e.startingHeight - e.height) / r, e.width / n, (r - e.startingHeight - e.height) / r, e.width / n, (r - e.startingHeight) / r, 0, (r - e.startingHeight) / r] })), t.tmCanvas.width = n, t.tmCanvas.height = r, t.tmContext.textBaseline = "bottom", t.tmContext.textAlign = "left", t.tmContext.clearRect(0, 0, n, r), t._tmAtlas.forEach(((e, n) => { Eu(t.tmContext, e.textStyle), t.tmContext.fillText(n, 1, e.startingHeight + e.height - 1) })), t.tmTexture.setCanvas(t.tmCanvas), t.tmTexture.modified() }, e.onModified((() => { t.forceUpdate = !0, e.update() })), e.setTickTextStyle = n => { t.tickTextStyle = { ...t.tickTextStyle, ...n }, e.modified() }, e.setAxisTextStyle = n => { t.axisTextStyle = { ...t.axisTextStyle, ...n }, e.modified() }, e.get_tmAtlas = () => t._tmAtlas, e.getBounds = () => (e.update(), ki.setBounds(t.bounds, t.gridActor.getBounds()), ki.scaleAboutCenter(t.bounds, t.boundsScaleFactor, t.boundsScaleFactor, t.boundsScaleFactor), t.bounds); const n = jt.chain(e.setProperty, t.gridActor.setProperty); e.setProperty = e => n(e)[0] } function Nu(e) { return { boundsScaleFactor: 1.3, camera: null, dataBounds: [...ki.INIT_BOUNDS], faceVisibilityAngle: 8, gridLines: !0, axisLabels: null, axisTitlePixelOffset: 35, axisTextStyle: { fontColor: "white", fontStyle: "normal", fontSize: 18, fontFamily: "serif" }, tickLabelPixelOffset: 12, tickTextStyle: { fontColor: "white", fontStyle: "normal", fontSize: 14, fontFamily: "serif" }, ...e } } function _u(e, t) { let n = arguments.length > 2 && void 0 !== arguments[2] ? arguments[2] : {}; Object.assign(t, Nu(n)), hs.extend(e, t, n), t.lastFacesToDraw = [!1, !1, !1, !1, !1, !1], t.axisLabels = ["X-Axis", "Y-Axis", "Z-Axis"], t.tickCounts = [], t.textValues = [], t.lastTickBounds = [], t.tmCanvas = document.createElement("canvas"), t.tmContext = t.tmCanvas.getContext("2d"), t._tmAtlas = new Map, t.tmTexture = Tu.newInstance(), t.tmTexture.setInterpolate(!1), e.getProperty().setDiffuse(0), e.getProperty().setAmbient(1), t.gridMapper = nc.newInstance(), t.polyData = gu.newInstance(), t.gridMapper.setInputData(t.polyData), t.gridActor = hs.newInstance(), t.gridActor.setMapper(t.gridMapper), t.gridActor.setProperty(e.getProperty()), t.gridActor.setParentProp(e), t.textPolyData = gu.newInstance(), jt.setGet(e, t, ["axisTitlePixelOffset", "boundsScaleFactor", "faceVisibilityAngle", "gridLines", "tickLabelPixelOffset"]), jt.setGetArray(e, t, ["dataBounds"], 6), jt.setGetArray(e, t, ["axisLabels"], 3), jt.get(e, t, ["axisTextStyle", "tickTextStyle", "camera", "tmTexture", "textValues", "textPolyData", "tickCounts", "gridActor"]), Bu(e, t) } var Fu = { newInstance: jt.newInstance(_u, "vtkCubeAxesActor"), extend: _u, newCubeAxesActorHelper: Lu }; function ku(e, t) { t.classHierarchy.push("vtkOpenGLCubeAxesActor"), e.buildPass = n => { n && (t._openGLRenderer = e.getFirstAncestorOfType("vtkOpenGLRenderer"), t._openGLRenderWindow = t._openGLRenderer.getParent(), t.CubeAxesActorHelper.getRenderable() || t.CubeAxesActorHelper.setRenderable(t.renderable), e.prepareNodes(), e.addMissingNode(t.CubeAxesActorHelper.getTmActor()), e.addMissingNode(t.renderable.getGridActor()), e.removeUnusedNodes()) }, e.opaquePass = (e, n) => { if (e) { const e = t._openGLRenderer ? t._openGLRenderer.getRenderable().getActiveCamera() : null, n = t._openGLRenderer.getTiledSizeAndOrigin(); t.CubeAxesActorHelper.updateAPISpecificData([n.usize, n.vsize], e, t._openGLRenderWindow.getRenderable()) } } } const Gu = {}; const Uu = Et((function (e, t) { let n = arguments.length > 2 && void 0 !== arguments[2] ? arguments[2] : {}; Object.assign(t, Gu, n), Zt.extend(e, t, n), t.CubeAxesActorHelper = Fu.newCubeAxesActorHelper(), ku(e, t) }), "vtkOpenGLCubeAxesActor"); rn("vtkCubeAxesActor", Uu); const zu = { ARRAY_BUFFER: 0, ELEMENT_ARRAY_BUFFER: 1, TEXTURE_BUFFER: 2 }; var Wu = { ObjectType: zu }; const { ObjectType: Hu } = Wu; function ju(e, t) { function n(e) { switch (e) { case Hu.ELEMENT_ARRAY_BUFFER: return t.context.ELEMENT_ARRAY_BUFFER; case Hu.TEXTURE_BUFFER: if ("TEXTURE_BUFFER" in t.context) return t.context.TEXTURE_BUFFER; case Hu.ARRAY_BUFFER: default: return t.context.ARRAY_BUFFER } } t.classHierarchy.push("vtkOpenGLBufferObject"); let r = null, o = null, a = !0, i = ""; e.getType = () => r, e.setType = e => { r = e }, e.getHandle = () => o, e.isReady = () => !1 === a, e.generateBuffer = e => { const a = n(e); return null === o && (o = t.context.createBuffer(), r = e), n(r) === a }, e.upload = (s, l) => e.generateBuffer(l) ? (t.context.bindBuffer(n(r), o), t.context.bufferData(n(r), s, t.context.STATIC_DRAW), t.allocatedGPUMemoryInBytes = s.length * s.BYTES_PER_ELEMENT, a = !1, !0) : (i = "Trying to upload array buffer to incompatible buffer.", !1), e.bind = () => !!o && (t.context.bindBuffer(n(r), o), !0), e.release = () => !!o && (t.context.bindBuffer(n(r), null), !0), e.releaseGraphicsResources = () => { null !== o && (t.context.bindBuffer(n(r), null), t.context.deleteBuffer(o), o = null, t.allocatedGPUMemoryInBytes = 0) }, e.setOpenGLRenderWindow = n => { t._openGLRenderWindow !== n && (e.releaseGraphicsResources(), t._openGLRenderWindow = n, t.context = null, n && (t.context = t._openGLRenderWindow.getContext())) }, e.getError = () => i } const Ku = { objectType: Hu.ARRAY_BUFFER, context: null, allocatedGPUMemoryInBytes: 0 }; function $u(e, t) { let n = arguments.length > 2 && void 0 !== arguments[2] ? arguments[2] : {}; Object.assign(t, Ku, n), jt.obj(e, t), jt.get(e, t, ["_openGLRenderWindow", "allocatedGPUMemoryInBytes"]), jt.moveToProtected(e, t, ["openGLRenderWindow"]), ju(e, t) } var qu = { newInstance: jt.newInstance($u), extend: $u, ...Wu }; const { vtkErrorMacro: Xu } = jt; function Yu(e, t) { t.classHierarchy.push("vtkOpenGLCellArrayBufferObject"), e.setType(zu.ARRAY_BUFFER), e.createVBO = function (n, r, o, a) { let i = arguments.length > 4 && void 0 !== arguments[4] ? arguments[4] : null; if (!n.getData() || !n.getData().length) return t.elementCount = 0, 0; t.blockSize = 3, t.vertexOffset = 0, t.normalOffset = 0, t.tCoordOffset = 0, t.tCoordComponents = 0, t.colorComponents = 0, t.colorOffset = 0, t.customData = []; const s = a.points.getData(); let l = null, c = null, u = null; const d = a.colors ? a.colors.getNumberOfComponents() : 0, p = a.tcoords ? a.tcoords.getNumberOfComponents() : 0; a.normals && (t.normalOffset = 4 * t.blockSize, t.blockSize += 3, l = a.normals.getData()), a.customAttributes && a.customAttributes.forEach((e => { e && (t.customData.push({ data: e.getData(), offset: 4 * t.blockSize, components: e.getNumberOfComponents(), name: e.getName() }), t.blockSize += e.getNumberOfComponents()) })), a.tcoords && (t.tCoordOffset = 4 * t.blockSize, t.tCoordComponents = p, t.blockSize += p, c = a.tcoords.getData()), a.colors ? (t.colorComponents = a.colors.getNumberOfComponents(), t.colorOffset = 0, u = a.colors.getData(), t.colorBO || (t.colorBO = qu.newInstance()), t.colorBO.setOpenGLRenderWindow(t._openGLRenderWindow)) : t.colorBO = null, t.stride = 4 * t.blockSize; let f, g = 0, m = 0, h = 0, v = 0, y = 0, T = 0; const b = { anythingToPoints(e, t, n) { for (let r = 0; r < e; ++r)f(t[n + r]) }, linesToWireframe(e, t, n) { for (let r = 0; r < e - 1; ++r)f(t[n + r]), f(t[n + r + 1]) }, polysToWireframe(e, t, n) { if (e > 2) for (let r = 0; r < e; ++r)f(t[n + r]), f(t[n + (r + 1) % e]) }, stripsToWireframe(e, t, n) { if (e > 2) { for (let r = 0; r < e - 1; ++r)f(t[n + r]), f(t[n + r + 1]); for (let r = 0; r < e - 2; r++)f(t[n + r]), f(t[n + r + 2]) } }, polysToSurface(e, t, n) { for (let r = 0; r < e - 2; r++)f(t[n + 0]), f(t[n + r + 1]), f(t[n + r + 2]) }, stripsToSurface(e, t, n) { for (let r = 0; r < e - 2; r++)f(t[n + r]), f(t[n + r + 1 + r % 2]), f(t[n + r + 1 + (r + 1) % 2]) } }, x = { anythingToPoints: (e, t) => e, linesToWireframe: (e, t) => e > 1 ? 2 * (e - 1) : 0, polysToWireframe: (e, t) => e > 2 ? 2 * e : 0, stripsToWireframe: (e, t) => e > 2 ? 4 * e - 6 : 0, polysToSurface: (e, t) => e > 2 ? 3 * (e - 2) : 0, stripsToSurface: (e, t, n) => e > 2 ? 3 * (e - 2) : 0 }; let C = null, S = null; o === rs.POINTS || "verts" === r ? (C = b.anythingToPoints, S = x.anythingToPoints) : o === rs.WIREFRAME || "lines" === r ? (C = b[`${r}ToWireframe`], S = x[`${r}ToWireframe`]) : (C = b[`${r}ToSurface`], S = x[`${r}ToSurface`]); const A = n.getData(), I = A.length; let w = 0; for (let e = 0; e < I;)w += S(A[e], A), e += A[e] + 1; let P = null; const O = new Float32Array(w * t.blockSize); u && (P = new Uint8Array(4 * w)); let R = 0, M = 0, D = 0, E = 0; for (let e = 0; e < 3; ++e) { const t = a.points.getRange(e), n = t[1] - t[0]; D += n * n; const r = .5 * (t[1] + t[0]); E += r * r } const V = D > 0 && (Math.abs(E) / D > 1e6 || Math.abs(Math.log10(D)) > 3 || 0 === D && E > 1e6); if (V) { const t = new Float64Array(3), n = new Float64Array(3); for (let e = 0; e < 3; ++e) { const r = a.points.getRange(e), o = r[1] - r[0]; t[e] = .5 * (r[1] + r[0]), n[e] = o > 0 ? 1 / o : 1 } e.setCoordShiftAndScale(t, n) } else !0 === t.coordShiftAndScaleEnabled && e.setCoordShiftAndScale(null, null); if (i) if (i.points || i.cells) { const e = new Int32Array(w + i.points.length); e.set(i.points), i.points = e; const t = new Int32Array(w + i.cells.length); t.set(i.cells), i.cells = t } else i.points = new Int32Array(w), i.cells = new Int32Array(w); let L = a.vertexOffset; f = function (e) { if (i && (i.points[L] = e, i.cells[L] = T + a.cellOffset), ++L, g = 3 * e, t.coordShiftAndScaleEnabled ? (O[R++] = (s[g++] - t.coordShift[0]) * t.coordScale[0], O[R++] = (s[g++] - t.coordShift[1]) * t.coordScale[1], O[R++] = (s[g++] - t.coordShift[2]) * t.coordScale[2]) : (O[R++] = s[g++], O[R++] = s[g++], O[R++] = s[g++]), null !== l && (m = a.haveCellNormals ? 3 * (T + a.cellOffset) : 3 * e, O[R++] = l[m++], O[R++] = l[m++], O[R++] = l[m++]), t.customData.forEach((t => { y = e * t.components; for (let e = 0; e < t.components; ++e)O[R++] = t.data[y++] })), null !== c) { h = e * p; for (let e = 0; e < p; ++e)O[R++] = c[h++] } null !== u && (v = a.haveCellScalars ? (T + a.cellOffset) * d : e * d, P[M++] = u[v++], P[M++] = u[v++], P[M++] = u[v++], P[M++] = 4 === d ? u[v++] : 255) }; for (let e = 0; e < I;)C(A[e], A, e + 1), e += A[e] + 1, T++; return t.elementCount = w, e.upload(O, zu.ARRAY_BUFFER), t.colorBO && (t.colorBOStride = 4, t.colorBO.upload(P, zu.ARRAY_BUFFER)), T }, e.setCoordShiftAndScale = (e, n) => { null === e || e.constructor === Float64Array && 3 === e.length ? null === n || n.constructor === Float64Array && 3 === n.length ? (null !== t.coordShift && null !== e && Nn(e, t.coordShift) || (t.coordShift = e), null !== t.coordScale && null !== n && Nn(n, t.coordScale) || (t.coordScale = n), t.coordShiftAndScaleEnabled = function (e, t) { return null !== e && null !== t && !(Bn(e, [0, 0, 0]) && Bn(t, [1, 1, 1])) }(t.coordShift, t.coordScale), t.coordShiftAndScaleEnabled ? t.inverseShiftAndScaleMatrix = function (e, t) { const n = new Float64Array(3); Rn(n, t); const r = new Float64Array(16); return _(r, Ui(), e, n), r }(t.coordShift, t.coordScale) : t.inverseShiftAndScaleMatrix = null) : Xu("Wrong type for coordScale, expected vec3 or null") : Xu("Wrong type for coordShift, expected vec3 or null") } } const Zu = { elementCount: 0, stride: 0, colorBOStride: 0, vertexOffset: 0, normalOffset: 0, tCoordOffset: 0, tCoordComponents: 0, colorOffset: 0, colorComponents: 0, tcoordBO: null, customData: [], coordShift: null, coordScale: null, coordShiftAndScaleEnabled: !1, inverseShiftAndScaleMatrix: null }; function Qu(e, t) { let n = arguments.length > 2 && void 0 !== arguments[2] ? arguments[2] : {}; Object.assign(t, Zu, n), qu.extend(e, t, n), jt.setGet(e, t, ["colorBO", "elementCount", "stride", "colorBOStride", "vertexOffset", "normalOffset", "tCoordOffset", "tCoordComponents", "colorOffset", "colorComponents", "customData"]), jt.get(e, t, ["coordShift", "coordScale", "coordShiftAndScaleEnabled", "inverseShiftAndScaleMatrix"]), Yu(e, t) } var Ju = { newInstance: jt.newInstance(Qu), extend: Qu }; const { vtkErrorMacro: ed } = jt; function td(e, t) { t.classHierarchy.push("vtkShader"), e.compile = () => { let e = t.context.VERTEX_SHADER; if (!t.source || !t.source.length || "Unknown" === t.shaderType) return !1; if (0 !== t.handle && (t.context.deleteShader(t.handle), t.handle = 0), e = "Fragment" === t.shaderType ? t.context.FRAGMENT_SHADER : t.context.VERTEX_SHADER, t.handle = t.context.createShader(e), t.context.shaderSource(t.handle, t.source), t.context.compileShader(t.handle), !t.context.getShaderParameter(t.handle, t.context.COMPILE_STATUS)) { const e = t.context.getShaderInfoLog(t.handle); return ed(`Error compiling shader '${t.source}': ${e}`), t.context.deleteShader(t.handle), t.handle = 0, !1 } return !0 }, e.cleanup = () => { "Unknown" !== t.shaderType && 0 !== t.handle && (t.context.deleteShader(t.handle), t.handle = 0, t.dirty = !0) } } const nd = { shaderType: "Unknown", source: "", error: "", handle: 0, dirty: !1, context: null }; function rd(e, t) { let n = arguments.length > 2 && void 0 !== arguments[2] ? arguments[2] : {}; Object.assign(t, nd, n), jt.obj(e, t), jt.setGet(e, t, ["shaderType", "source", "error", "handle", "context"]), td(e, t) } var od = { newInstance: jt.newInstance(rd, "vtkShader"), extend: rd }; const { vtkErrorMacro: ad } = jt; function id(e, t) { t.classHierarchy.push("vtkShaderProgram"), e.compileShader = () => t.vertexShader.compile() ? t.fragmentShader.compile() ? e.attachShader(t.vertexShader) && e.attachShader(t.fragmentShader) ? e.link() ? (e.setCompiled(!0), 1) : (ad(`Links failed: ${t.error}`), 0) : (ad(t.error), 0) : (ad(t.fragmentShader.getSource().split("\n").map(((e, t) => `${t}: ${e}`)).join("\n")), ad(t.fragmentShader.getError()), 0) : (ad(t.vertexShader.getSource().split("\n").map(((e, t) => `${t}: ${e}`)).join("\n")), ad(t.vertexShader.getError()), 0), e.cleanup = () => { "Unknown" !== t.shaderType && 0 !== t.handle && (e.release(), 0 !== t.vertexShaderHandle && (t.context.detachShader(t.handle, t.vertexShaderHandle), t.vertexShaderHandle = 0), 0 !== t.fragmentShaderHandle && (t.context.detachShader(t.handle, t.fragmentShaderHandle), t.fragmentShaderHandle = 0), t.context.deleteProgram(t.handle), t.handle = 0, e.setCompiled(!1)) }, e.bind = () => !(!t.linked && !e.link() || (t.context.useProgram(t.handle), e.setBound(!0), 0)), e.isBound = () => !!t.bound, e.release = () => { t.context.useProgram(null), e.setBound(!1) }, e.setContext = e => { t.vertexShader.setContext(e), t.fragmentShader.setContext(e), t.geometryShader.setContext(e) }, e.link = () => { if (t.linked) return !0; if (0 === t.handle) return t.error = "Program has not been initialized, and/or does not have shaders.", !1; if (t.uniformLocs = {}, t.context.linkProgram(t.handle), !t.context.getProgramParameter(t.handle, t.context.LINK_STATUS)) { const e = t.context.getProgramInfoLog(t.handle); return ad(`Error linking shader ${e}`), t.handle = 0, !1 } return e.setLinked(!0), t.attributeLocs = {}, !0 }, e.setUniformMatrix = (n, r) => { const o = e.findUniform(n); if (-1 === o) return t.error = `Could not set uniform ${n} . No such uniform.`, !1; const a = new Float32Array(r); return t.context.uniformMatrix4fv(o, !1, a), !0 }, e.setUniformMatrix3x3 = (n, r) => { const o = e.findUniform(n); if (-1 === o) return t.error = `Could not set uniform ${n} . No such uniform.`, !1; const a = new Float32Array(r); return t.context.uniformMatrix3fv(o, !1, a), !0 }, e.setUniformf = (n, r) => { const o = e.findUniform(n); return -1 === o ? (t.error = `Could not set uniform ${n} . No such uniform.`, !1) : (t.context.uniform1f(o, r), !0) }, e.setUniformfv = (n, r) => { const o = e.findUniform(n); return -1 === o ? (t.error = `Could not set uniform ${n} . No such uniform.`, !1) : (t.context.uniform1fv(o, r), !0) }, e.setUniformi = (n, r) => { const o = e.findUniform(n); return -1 === o ? (t.error = `Could not set uniform ${n} . No such uniform.`, !1) : (t.context.uniform1i(o, r), !0) }, e.setUniformiv = (n, r) => { const o = e.findUniform(n); return -1 === o ? (t.error = `Could not set uniform ${n} . No such uniform.`, !1) : (t.context.uniform1iv(o, r), !0) }, e.setUniform2f = (n, r, o) => { const a = e.findUniform(n); if (-1 === a) return t.error = `Could not set uniform ${n} . No such uniform.`, !1; if (void 0 === o) throw new RangeError("Invalid number of values for array"); return t.context.uniform2f(a, r, o), !0 }, e.setUniform2fv = (n, r) => { const o = e.findUniform(n); return -1 === o ? (t.error = `Could not set uniform ${n} . No such uniform.`, !1) : (t.context.uniform2fv(o, r), !0) }, e.setUniform2i = (n, r, o) => { const a = e.findUniform(n); if (-1 === a) return t.error = `Could not set uniform ${n} . No such uniform.`, !1; if (void 0 === o) throw new RangeError("Invalid number of values for array"); return t.context.uniform2i(a, r, o), !0 }, e.setUniform2iv = (n, r) => { const o = e.findUniform(n); return -1 === o ? (t.error = `Could not set uniform ${n} . No such uniform.`, !1) : (t.context.uniform2iv(o, r), !0) }, e.setUniform3f = (n, r, o, a) => { const i = e.findUniform(n); if (-1 === i) return t.error = `Could not set uniform ${n} . No such uniform.`, !1; if (void 0 === a) throw new RangeError("Invalid number of values for array"); return t.context.uniform3f(i, r, o, a), !0 }, e.setUniform3fArray = (n, r) => { const o = e.findUniform(n); if (-1 === o) return t.error = `Could not set uniform ${n} . No such uniform.`, !1; if (!Array.isArray(r) || 3 !== r.length) throw new RangeError("Invalid number of values for array"); return t.context.uniform3f(o, r[0], r[1], r[2]), !0 }, e.setUniform3fv = (n, r) => { const o = e.findUniform(n); return -1 === o ? (t.error = `Could not set uniform ${n} . No such uniform.`, !1) : (t.context.uniform3fv(o, r), !0) }, e.setUniform3i = function (n) { const r = e.findUniform(n); if (-1 === r) return t.error = `Could not set uniform ${n} . No such uniform.`, !1; for (var o = arguments.length, a = new Array(o > 1 ? o - 1 : 0), i = 1; i < o; i++)a[i - 1] = arguments[i]; let s = a; if (1 === s.length && Array.isArray(s[0]) && (s = s[0]), 3 !== s.length) throw new RangeError("Invalid number of values for array"); return t.context.uniform3i(r, s[0], s[1], s[2]), !0 }, e.setUniform3iv = (n, r) => { const o = e.findUniform(n); return -1 === o ? (t.error = `Could not set uniform ${n} . No such uniform.`, !1) : (t.context.uniform3iv(o, r), !0) }, e.setUniform4f = function (n) { const r = e.findUniform(n); if (-1 === r) return t.error = `Could not set uniform ${n} . No such uniform.`, !1; for (var o = arguments.length, a = new Array(o > 1 ? o - 1 : 0), i = 1; i < o; i++)a[i - 1] = arguments[i]; let s = a; if (1 === s.length && Array.isArray(s[0]) && (s = s[0]), 4 !== s.length) throw new RangeError("Invalid number of values for array"); return t.context.uniform4f(r, s[0], s[1], s[2], s[3]), !0 }, e.setUniform4fv = (n, r) => { const o = e.findUniform(n); return -1 === o ? (t.error = `Could not set uniform ${n} . No such uniform.`, !1) : (t.context.uniform4fv(o, r), !0) }, e.setUniform4i = function (n) { const r = e.findUniform(n); if (-1 === r) return t.error = `Could not set uniform ${n} . No such uniform.`, !1; for (var o = arguments.length, a = new Array(o > 1 ? o - 1 : 0), i = 1; i < o; i++)a[i - 1] = arguments[i]; let s = a; if (1 === s.length && Array.isArray(s[0]) && (s = s[0]), 4 !== s.length) throw new RangeError("Invalid number of values for array"); return t.context.uniform4i(r, s[0], s[1], s[2], s[3]), !0 }, e.setUniform4iv = (n, r) => { const o = e.findUniform(n); return -1 === o ? (t.error = `Could not set uniform ${n} . No such uniform.`, !1) : (t.context.uniform4iv(o, r), !0) }, e.findUniform = e => { if (!e || !t.linked) return -1; let n = t.uniformLocs[e]; return void 0 !== n ? n : (n = t.context.getUniformLocation(t.handle, e), null === n ? (t.error = `Uniform ${e} not found in current shader program.`, t.uniformLocs[e] = -1, -1) : (t.uniformLocs[e] = n, n)) }, e.isUniformUsed = e => { if (!e) return !1; let n = t.uniformLocs[e]; return void 0 !== n ? null !== n : t.linked ? (n = t.context.getUniformLocation(t.handle, e), t.uniformLocs[e] = n, null !== n) : (ad("attempt to find uniform when the shader program is not linked"), !1) }, e.isAttributeUsed = e => { if (!e) return !1; if (e in t.attributeLocs) return !0; if (!t.linked) return ad("attempt to find uniform when the shader program is not linked"), !1; const n = t.context.getAttribLocation(t.handle, e); return -1 !== n && (t.attributeLocs[e] = n, !0) }, e.attachShader = n => { if (0 === n.getHandle()) return t.error = "Shader object was not initialized, cannot attach it.", !1; if ("Unknown" === n.getShaderType()) return t.error = "Shader object is of type Unknown and cannot be used.", !1; if (0 === t.handle) { const e = t.context.createProgram(); if (0 === e) return t.error = "Could not create shader program.", !1; t.handle = e, t.linked = !1 } return "Vertex" === n.getShaderType() && (0 !== t.vertexShaderHandle && t.context.detachShader(t.handle, t.vertexShaderHandle), t.vertexShaderHandle = n.getHandle()), "Fragment" === n.getShaderType() && (0 !== t.fragmentShaderHandle && t.context.detachShader(t.handle, t.fragmentShaderHandle), t.fragmentShaderHandle = n.getHandle()), t.context.attachShader(t.handle, n.getHandle()), e.setLinked(!1), !0 }, e.detachShader = e => { if (0 === e.getHandle()) return t.error = "shader object was not initialized, cannot attach it.", !1; if ("Unknown" === e.getShaderType()) return t.error = "Shader object is of type Unknown and cannot be used.", !1; switch (0 === t.handle && (t.error = "This shader program has not been initialized yet."), e.getShaderType()) { case "Vertex": return t.vertexShaderHandle !== e.getHandle() ? (t.error = "The supplied shader was not attached to this program.", !1) : (t.context.detachShader(t.handle, e.getHandle()), t.vertexShaderHandle = 0, t.linked = !1, !0); case "Fragment": return t.fragmentShaderHandle !== e.getHandle() ? (t.error = "The supplied shader was not attached to this program.", !1) : (t.context.detachShader(t.handle, e.getHandle()), t.fragmentShaderHandle = 0, t.linked = !1, !0); default: return !1 } }, e.setContext = e => { t.context = e, t.vertexShader.setContext(e), t.fragmentShader.setContext(e), t.geometryShader.setContext(e) }, e.setLastCameraMTime = e => { t.lastCameraMTime = e } } const sd = { vertexShaderHandle: 0, fragmentShaderHandle: 0, geometryShaderHandle: 0, vertexShader: null, fragmentShader: null, geometryShader: null, linked: !1, bound: !1, compiled: !1, error: "", handle: 0, numberOfOutputs: 0, attributesLocs: null, uniformLocs: null, md5Hash: 0, context: null, lastCameraMTime: null }; function ld(e, t) { let n = arguments.length > 2 && void 0 !== arguments[2] ? arguments[2] : {}; Object.assign(t, sd, n), t.attributesLocs = {}, t.uniformLocs = {}, t.vertexShader = od.newInstance(), t.vertexShader.setShaderType("Vertex"), t.fragmentShader = od.newInstance(), t.fragmentShader.setShaderType("Fragment"), t.geometryShader = od.newInstance(), t.geometryShader.setShaderType("Geometry"), jt.obj(e, t), jt.get(e, t, ["lastCameraMTime"]), jt.setGet(e, t, ["error", "handle", "compiled", "bound", "md5Hash", "vertexShader", "fragmentShader", "geometryShader", "linked"]), id(e, t) } var cd = { newInstance: jt.newInstance(ld, "vtkShaderProgram"), extend: ld, substitute: function (e, t, n, r) { const o = "string" == typeof n ? n : n.join("\n"), a = !1 === r ? t : new RegExp(t, "g"), i = e.replace(a, o); return { replace: i !== o, result: i } } }; function ud(e, t) { t.classHierarchy.push("vtkOpenGLVertexArrayObject"), e.exposedMethod = () => { }, e.initialize = () => { t.instancingExtension = null, t._openGLRenderWindow.getWebgl2() || (t.instancingExtension = t.context.getExtension("ANGLE_instanced_arrays")), !t.forceEmulation && t._openGLRenderWindow && t._openGLRenderWindow.getWebgl2() ? (t.extension = null, t.supported = !0, t.handleVAO = t.context.createVertexArray()) : (t.extension = t.context.getExtension("OES_vertex_array_object"), !t.forceEmulation && t.extension ? (t.supported = !0, t.handleVAO = t.extension.createVertexArrayOES()) : t.supported = !1) }, e.isReady = () => 0 !== t.handleVAO || !1 === t.supported, e.bind = () => { if (e.isReady() || e.initialize(), e.isReady() && t.supported) t.extension ? t.extension.bindVertexArrayOES(t.handleVAO) : t.context.bindVertexArray(t.handleVAO); else if (e.isReady()) { const e = t.context; for (let n = 0; n < t.buffers.length; ++n) { const r = t.buffers[n]; t.context.bindBuffer(e.ARRAY_BUFFER, r.buffer); for (let n = 0; n < r.attributes.length; ++n) { const o = r.attributes[n], a = o.isMatrix ? o.size : 1; for (let n = 0; n < a; ++n)e.enableVertexAttribArray(o.index + n), e.vertexAttribPointer(o.index + n, o.size, o.type, o.normalize, o.stride, o.offset + o.stride * n / o.size), o.divisor > 0 && (t.instancingExtension ? t.instancingExtension.vertexAttribDivisorANGLE(o.index + n, 1) : e.vertexAttribDivisor(o.index + n, 1)) } } } }, e.release = () => { if (e.isReady() && t.supported) t.extension ? t.extension.bindVertexArrayOES(null) : t.context.bindVertexArray(null); else if (e.isReady()) { const e = t.context; for (let n = 0; n < t.buffers.length; ++n) { const r = t.buffers[n]; t.context.bindBuffer(e.ARRAY_BUFFER, r.buffer); for (let n = 0; n < r.attributes.length; ++n) { const o = r.attributes[n], a = o.isMatrix ? o.size : 1; for (let n = 0; n < a; ++n)e.enableVertexAttribArray(o.index + n), e.vertexAttribPointer(o.index + n, o.size, o.type, o.normalize, o.stride, o.offset + o.stride * n / o.size), o.divisor > 0 && (t.instancingExtension ? t.instancingExtension.vertexAttribDivisorANGLE(o.index + n, 0) : e.vertexAttribDivisor(o.index + n, 0)), e.disableVertexAttribArray(o.index + n) } } } }, e.shaderProgramChanged = () => { e.release(), t.handleVAO && (t.extension ? t.extension.deleteVertexArrayOES(t.handleVAO) : t.context.deleteVertexArray(t.handleVAO)), t.handleVAO = 0, t.handleProgram = 0 }, e.releaseGraphicsResources = () => { e.shaderProgramChanged(), t.handleVAO && (t.extension ? t.extension.deleteVertexArrayOES(t.handleVAO) : t.context.deleteVertexArray(t.handleVAO)), t.handleVAO = 0, t.supported = !0, t.handleProgram = 0 }, e.addAttributeArray = (t, n, r, o, a, i, s, l) => e.addAttributeArrayWithDivisor(t, n, r, o, a, i, s, l, 0, !1), e.addAttributeArrayWithDivisor = (n, r, o, a, i, s, l, c, u, d) => { if (!n) return !1; if (!n.isBound() || 0 === r.getHandle() || r.getType() !== zu.ARRAY_BUFFER) return !1; if (0 === t.handleProgram && (t.handleProgram = n.getHandle()), e.isReady() || e.initialize(), !e.isReady() || t.handleProgram !== n.getHandle()) return !1; const p = t.context, f = {}; if (f.name = o, f.index = p.getAttribLocation(t.handleProgram, o), f.offset = a, f.stride = i, f.type = s, f.size = l, f.normalize = c, f.isMatrix = d, f.divisor = u, -1 === f.Index) return !1; if (r.bind(), p.enableVertexAttribArray(f.index), p.vertexAttribPointer(f.index, f.size, f.type, f.normalize, f.stride, f.offset), u > 0 && (t.instancingExtension ? t.instancingExtension.vertexAttribDivisorANGLE(f.index, 1) : p.vertexAttribDivisor(f.index, 1)), f.buffer = r.getHandle(), !t.supported) { let e = !1; for (let n = 0; n < t.buffers.length; ++n) { const r = t.buffers[n]; if (r.buffer === f.buffer) { e = !0; let t = !1; for (let e = 0; e < r.attributes.length; ++e)r.attributes[e].name === o && (t = !0, r.attributes[e] = f); t || r.attributes.push(f) } } e || t.buffers.push({ buffer: f.buffer, attributes: [f] }) } return !0 }, e.addAttributeMatrixWithDivisor = (n, r, o, a, i, s, l, c, u) => { const d = e.addAttributeArrayWithDivisor(n, r, o, a, i, s, l, c, u, !0); if (!d) return d; const p = t.context, f = p.getAttribLocation(t.handleProgram, o); for (let e = 1; e < l; e++)p.enableVertexAttribArray(f + e), p.vertexAttribPointer(f + e, l, s, c, i, a + i * e / l), u > 0 && (t.instancingExtension ? t.instancingExtension.vertexAttribDivisorANGLE(f + e, 1) : p.vertexAttribDivisor(f + e, 1)); return !0 }, e.removeAttributeArray = n => { if (!e.isReady() || 0 === t.handleProgram) return !1; if (!t.supported) for (let e = 0; e < t.buffers.length; ++e) { const r = t.buffers[e]; for (let o = 0; o < r.attributes.length; ++o)if (r.attributes[o].name === n) return r.attributes.splice(o, 1), r.attributes.length || t.buffers.splice(e, 1), !0 } return !0 }, e.setOpenGLRenderWindow = n => { t._openGLRenderWindow !== n && (e.releaseGraphicsResources(), t._openGLRenderWindow = n, t.context = null, n && (t.context = t._openGLRenderWindow.getContext())) } } const dd = { forceEmulation: !1, handleVAO: 0, handleProgram: 0, supported: !0, buffers: null, context: null }; function pd(e, t) { let n = arguments.length > 2 && void 0 !== arguments[2] ? arguments[2] : {}; Object.assign(t, dd, n), t.buffers = [], jt.obj(e, t), jt.get(e, t, ["supported"]), jt.setGet(e, t, ["forceEmulation"]), ud(e, t) } var fd = { newInstance: jt.newInstance(pd, "vtkOpenGLVertexArrayObject"), extend: pd }; const gd = { Start: 0, Points: 0, Lines: 1, Tris: 2, TriStrips: 3, TrisEdges: 4, TriStripsEdges: 5, End: 6 }; function md(e, t) { t.classHierarchy.push("vtkOpenGLHelper"), e.setOpenGLRenderWindow = e => { t.context = e.getContext(), t.program.setContext(t.context), t.VAO.setOpenGLRenderWindow(e), t.CABO.setOpenGLRenderWindow(e) }, e.releaseGraphicsResources = e => { t.VAO.releaseGraphicsResources(), t.CABO.releaseGraphicsResources(), t.CABO.setElementCount(0) }, e.drawArrays = (n, r, o, a) => { if (t.CABO.getElementCount()) { const i = e.getOpenGLMode(o), s = e.haveWideLines(n, r), l = t.context, c = l.getParameter(l.DEPTH_WRITEMASK); t.pointPicking && l.depthMask(!1), i === l.LINES && s ? (e.updateShaders(n, r, a), l.drawArraysInstanced(i, 0, t.CABO.getElementCount(), 2 * Math.ceil(r.getProperty().getLineWidth()))) : (l.lineWidth(r.getProperty().getLineWidth()), e.updateShaders(n, r, a), l.drawArrays(i, 0, t.CABO.getElementCount()), l.lineWidth(1)); const u = (i === l.POINTS ? 1 : 0) || (i === l.LINES ? 2 : 3); return t.pointPicking && l.depthMask(c), t.CABO.getElementCount() / u } return 0 }, e.getOpenGLMode = e => { if (t.pointPicking) return t.context.POINTS; const n = t.primitiveType; return e === rs.POINTS || n === gd.Points ? t.context.POINTS : e === rs.WIREFRAME || n === gd.Lines || n === gd.TrisEdges || n === gd.TriStripsEdges ? t.context.LINES : t.context.TRIANGLES }, e.haveWideLines = (e, n) => n.getProperty().getLineWidth() > 1 && !(t.CABO.getOpenGLRenderWindow() && t.CABO.getOpenGLRenderWindow().getHardwareMaximumLineWidth() >= n.getProperty().getLineWidth()), e.getNeedToRebuildShaders = (t, n, r) => !!(r.getNeedToRebuildShaders(e, t, n) || 0 === e.getProgram() || e.getShaderSourceTime().getMTime() < r.getMTime() || e.getShaderSourceTime().getMTime() < n.getMTime()), e.updateShaders = (n, r, o) => { if (e.getNeedToRebuildShaders(n, r, o)) { const a = { Vertex: null, Fragment: null, Geometry: null }; o.buildShaders(a, n, r); const i = t.CABO.getOpenGLRenderWindow().getShaderCache().readyShaderProgramArray(a.Vertex, a.Fragment, a.Geometry); i !== e.getProgram() && (e.setProgram(i), e.getVAO().releaseGraphicsResources()), e.getShaderSourceTime().modified() } else t.CABO.getOpenGLRenderWindow().getShaderCache().readyShaderProgram(e.getProgram()); e.getVAO().bind(), o.setMapperShaderParameters(e, n, r), o.setPropertyShaderParameters(e, n, r), o.setCameraShaderParameters(e, n, r), o.setLightingShaderParameters(e, n, r), o.invokeShaderCallbacks(e, n, r) }, e.setMapperShaderParameters = (n, r, o) => { if (e.haveWideLines(n, r)) { e.getProgram().setUniform2f("viewportSize", o.usize, o.vsize); const t = parseFloat(r.getProperty().getLineWidth()), n = t / 2; e.getProgram().setUniformf("lineWidthStepSize", t / Math.ceil(t)), e.getProgram().setUniformf("halfLineWidth", n) } t.primitiveType === gd.Points || r.getProperty().getRepresentation() === rs.POINTS ? e.getProgram().setUniformf("pointSize", r.getProperty().getPointSize()) : t.pointPicking && e.getProgram().setUniformf("pointSize", e.getPointPickingPrimitiveSize()) }, e.replaceShaderPositionVC = (n, r, o) => { let a = n.Vertex; a = cd.substitute(a, "//VTK::PositionVC::Dec", ["//VTK::PositionVC::Dec", "uniform float pointSize;"]).result, a = cd.substitute(a, "//VTK::PositionVC::Impl", ["//VTK::PositionVC::Impl", "  gl_PointSize = pointSize;"], !1).result, e.getOpenGLMode(o.getProperty().getRepresentation()) === t.context.LINES && e.haveWideLines(r, o) && (a = cd.substitute(a, "//VTK::PositionVC::Dec", ["//VTK::PositionVC::Dec", "uniform vec2 viewportSize;", "uniform float lineWidthStepSize;", "uniform float halfLineWidth;"]).result, a = cd.substitute(a, "//VTK::PositionVC::Impl", ["//VTK::PositionVC::Impl", " if (halfLineWidth > 0.0)", "   {", "   float offset = float(gl_InstanceID / 2) * lineWidthStepSize - halfLineWidth;", "   vec4 tmpPos = gl_Position;", "   vec3 tmpPos2 = tmpPos.xyz / tmpPos.w;", "   tmpPos2.x = tmpPos2.x + 2.0 * mod(float(gl_InstanceID), 2.0) * offset / viewportSize[0];", "   tmpPos2.y = tmpPos2.y + 2.0 * mod(float(gl_InstanceID + 1), 2.0) * offset / viewportSize[1];", "   gl_Position = vec4(tmpPos2.xyz * tmpPos.w, tmpPos.w);", "   }"]).result), n.Vertex = a }, e.getPointPickingPrimitiveSize = () => t.primitiveType === gd.Points ? 2 : t.primitiveType === gd.Lines ? 4 : 6, e.getAllocatedGPUMemoryInBytes = () => e.getCABO().getAllocatedGPUMemoryInBytes() } const hd = { context: null, program: null, shaderSourceTime: null, VAO: null, attributeUpdateTime: null, CABO: null, primitiveType: 0, pointPicking: !1 }; function vd(e, t) { let n = arguments.length > 2 && void 0 !== arguments[2] ? arguments[2] : {}; Object.assign(t, hd, n), jt.obj(e, t), t.shaderSourceTime = {}, jt.obj(t.shaderSourceTime), t.attributeUpdateTime = {}, jt.obj(t.attributeUpdateTime), jt.setGet(e, t, ["program", "shaderSourceTime", "VAO", "attributeUpdateTime", "CABO", "primitiveType", "pointPicking"]), t.program = cd.newInstance(), t.VAO = fd.newInstance(), t.CABO = Ju.newInstance(), md(e, t) } var yd = { newInstance: jt.newInstance(vd), extend: vd, primTypes: gd }; const Td = { CLAMP_TO_EDGE: 0, REPEAT: 1, MIRRORED_REPEAT: 2 }, bd = { NEAREST: 0, LINEAR: 1, NEAREST_MIPMAP_NEAREST: 2, NEAREST_MIPMAP_LINEAR: 3, LINEAR_MIPMAP_NEAREST: 4, LINEAR_MIPMAP_LINEAR: 5 }; var xd = { Wrap: Td, Filter: bd }; const Cd = new Float32Array(1), Sd = new Int32Array(Cd.buffer); var Ad = { fromHalf: function (e) { const t = (32768 & e) >> 15, n = (31744 & e) >> 10, r = 1023 & e; return 0 === n ? (t ? -1 : 1) * 2 ** -14 * (r / 1024) : 31 === n ? r ? NaN : 1 / 0 * (t ? -1 : 1) : (t ? -1 : 1) * 2 ** (n - 15) * (1 + r / 1024) }, toHalf: function (e) { Cd[0] = e; const t = Sd[0]; let n = t >> 16 & 32768, r = t >> 12 & 2047; const o = t >> 23 & 255; return o < 103 ? n : o > 142 ? (n |= 31744, n |= (255 === o ? 0 : 1) && 8388607 & t, n) : o < 113 ? (r |= 2048, n |= (r >> 114 - o) + (r >> 113 - o & 1), n) : (n |= o - 112 << 10 | r >> 1, n += 1 & r, n) } }; const { Wrap: Id, Filter: wd } = xd, { VtkDataTypes: Pd } = Es, { vtkDebugMacro: Od, vtkErrorMacro: Rd, vtkWarningMacro: Md } = Kt, { toHalf: Dd } = Ad; function Ed(e, t) { function n(e, n) { let r = arguments.length > 2 && void 0 !== arguments[2] && arguments[2]; const o = []; let a = t.width * t.height * t.components; if (r && (a *= t.depth), e !== Pd.FLOAT && t.openGLDataType === t.context.FLOAT) for (let e = 0; e < n.length; e++)if (n[e]) { const t = n[e].length > a ? n[e].subarray(0, a) : n[e]; o.push(new Float32Array(t)) } else o.push(null); if (e !== Pd.UNSIGNED_CHAR && t.openGLDataType === t.context.UNSIGNED_BYTE) for (let e = 0; e < n.length; e++)if (n[e]) { const t = n[e].length > a ? n[e].subarray(0, a) : n[e]; o.push(new Uint8Array(t)) } else o.push(null); let i = !1; if (t._openGLRenderWindow.getWebgl2()) i = t.openGLDataType === t.context.HALF_FLOAT; else { const e = t.context.getExtension("OES_texture_half_float"); i = e && t.openGLDataType === e.HALF_FLOAT_OES } if (i) for (let e = 0; e < n.length; e++)if (n[e]) { const t = new Uint16Array(a), r = n[e]; for (let e = 0; e < a; e++)t[e] = Dd(r[e]); o.push(t) } else o.push(null); if (0 === o.length) for (let e = 0; e < n.length; e++)o.push(n[e]); return o } function r(e) { if (t._openGLRenderWindow.getWebgl2()) return e; const n = [], r = t.width, o = t.height, a = t.components; if (e && (!Fo(r) || !Fo(o))) { const i = t.context.getExtension("OES_texture_half_float"), s = _o(r), l = _o(o), c = s * l * t.components; for (let u = 0; u < e.length; u++)if (null !== e[u]) { let d = null; const p = o / l, f = r / s; let g = !1; t.openGLDataType === t.context.FLOAT ? d = new Float32Array(c) : i && t.openGLDataType === i.HALF_FLOAT_OES ? (d = new Uint16Array(c), g = !0) : d = new Uint8Array(c); for (let t = 0; t < l; t++) { const n = t * s * a, i = t * p; let l = Math.floor(i), c = Math.ceil(i); c >= o && (c = o - 1); const m = i - l, h = 1 - m; l = l * r * a, c = c * r * a; for (let t = 0; t < s; t++) { const o = t * a, i = t * f; let s = Math.floor(i), p = Math.ceil(i); p >= r && (p = r - 1); const v = i - s; s *= a, p *= a; for (let t = 0; t < a; t++)d[n + o + t] = g ? Ad.toHalf(Ad.fromHalf(e[u][l + s + t]) * h * (1 - v) + Ad.fromHalf(e[u][l + p + t]) * h * v + Ad.fromHalf(e[u][c + s + t]) * m * (1 - v) + Ad.fromHalf(e[u][c + p + t]) * m * v) : e[u][l + s + t] * h * (1 - v) + e[u][l + p + t] * h * v + e[u][c + s + t] * m * (1 - v) + e[u][c + p + t] * m * v } } n.push(d), t.width = s, t.height = l } else n.push(null) } if (0 === n.length) for (let t = 0; t < e.length; t++)n.push(e[t]); return n } function o(e) { return !!t._openGLRenderWindow && (!t.resizable && !t.renderable?.getResizable() && (!!t._openGLRenderWindow.getWebgl2() && (!(t._openGLRenderWindow.getGLInformations().RENDERER.value.match(/WebKit/gi) && navigator.platform.match(/Mac/gi) && t.oglNorm16Ext) || e !== Pd.UNSIGNED_SHORT && e !== Pd.SHORT))) } function a(n, r) { const o = n.getNumberOfComponents(), a = n.getDataType(), i = n.getData(), s = new Array(o), l = new Array(o); for (let e = 0; e < o; ++e) { const [t, r] = n.getRange(e); s[e] = t, l[e] = r } const c = function (e, t, n) { const r = new Array(n), o = new Array(n); for (let a = 0; a < n; ++a)r[a] = e[a], o[a] = t[a] - e[a] || 1; return { scale: o, offset: r } }(s, l, o); return function (n, r, o, a) { e.getOpenGLDataType(n); let i = !1; if (t._openGLRenderWindow.getWebgl2()) i = t.openGLDataType === t.context.HALF_FLOAT; else { const e = t.context.getExtension("OES_texture_half_float"); i = e && t.openGLDataType === e.HALF_FLOAT_OES } const s = i && (function (e, t) { for (let n = 0; n < e.length; n++) { const r = e[n], o = t[n] + r; if (r < -2048 || r > 2048 || o < -2048 || o > 2048) return !1 } return !0 }(r, o) || a); t.useHalfFloat = s }(a, c.offset, c.scale, r), t.useHalfFloat || e.getOpenGLDataType(a, !0), { numComps: o, dataType: a, data: i, scaleOffsets: c } } t.classHierarchy.push("vtkOpenGLTexture"), e.render = function () { let n = arguments.length > 0 && void 0 !== arguments[0] ? arguments[0] : null; if (n ? t._openGLRenderWindow = n : (t._openGLRenderer = e.getFirstAncestorOfType("vtkOpenGLRenderer"), t._openGLRenderWindow = t._openGLRenderer.getParent()), t.context = t._openGLRenderWindow.getContext(), t.renderable.getInterpolate() ? (t.generateMipmap ? e.setMinificationFilter(wd.LINEAR_MIPMAP_LINEAR) : e.setMinificationFilter(wd.LINEAR), e.setMagnificationFilter(wd.LINEAR)) : (e.setMinificationFilter(wd.NEAREST), e.setMagnificationFilter(wd.NEAREST)), t.renderable.getRepeat() && (e.setWrapR(Id.REPEAT), e.setWrapS(Id.REPEAT), e.setWrapT(Id.REPEAT)), t.renderable.getInputData() && t.renderable.setImage(null), !t.handle || t.renderable.getMTime() > t.textureBuildTime.getMTime()) { if (null !== t.renderable.getImage() && (t.renderable.getInterpolate() && (t.generateMipmap = !0, e.setMinificationFilter(wd.LINEAR_MIPMAP_LINEAR)), t.renderable.getImage() && t.renderable.getImageLoaded() && (e.create2DFromImage(t.renderable.getImage()), e.activate(), e.sendParameters(), t.textureBuildTime.modified())), null !== t.renderable.getCanvas()) { t.renderable.getInterpolate() && (t.generateMipmap = !0, e.setMinificationFilter(wd.LINEAR_MIPMAP_LINEAR)); const n = t.renderable.getCanvas(); e.create2DFromRaw(n.width, n.height, 4, Pd.UNSIGNED_CHAR, n, !0), e.activate(), e.sendParameters(), t.textureBuildTime.modified() } if (null !== t.renderable.getJsImageData()) { const n = t.renderable.getJsImageData(); t.renderable.getInterpolate() && (t.generateMipmap = !0, e.setMinificationFilter(wd.LINEAR_MIPMAP_LINEAR)), e.create2DFromRaw(n.width, n.height, 4, Pd.UNSIGNED_CHAR, n.data, !0), e.activate(), e.sendParameters(), t.textureBuildTime.modified() } const n = t.renderable.getInputData(0); if (n && n.getPointData().getScalars()) { const r = n.getExtent(), o = n.getPointData().getScalars(), a = []; for (let e = 0; e < t.renderable.getNumberOfInputPorts(); ++e) { const n = t.renderable.getInputData(e), r = n ? n.getPointData().getScalars().getData() : null; r && a.push(r) } t.renderable.getInterpolate() && 4 === o.getNumberOfComponents() && (t.generateMipmap = !0, e.setMinificationFilter(wd.LINEAR_MIPMAP_LINEAR)), a.length % 6 == 0 ? e.createCubeFromRaw(r[1] - r[0] + 1, r[3] - r[2] + 1, o.getNumberOfComponents(), o.getDataType(), a) : e.create2DFromRaw(r[1] - r[0] + 1, r[3] - r[2] + 1, o.getNumberOfComponents(), o.getDataType(), o.getData()), e.activate(), e.sendParameters(), t.textureBuildTime.modified() } } t.handle && e.activate() }, e.destroyTexture = () => { e.deactivate(), t.context && t.handle && t.context.deleteTexture(t.handle), t.handle = 0, t.numberOfDimensions = 0, t.target = 0, t.components = 0, t.width = 0, t.height = 0, t.depth = 0, e.resetFormatAndType() }, e.createTexture = () => { t.handle || (t.handle = t.context.createTexture(), t.target && (t.context.bindTexture(t.target, t.handle), t.context.texParameteri(t.target, t.context.TEXTURE_MIN_FILTER, e.getOpenGLFilterMode(t.minificationFilter)), t.context.texParameteri(t.target, t.context.TEXTURE_MAG_FILTER, e.getOpenGLFilterMode(t.magnificationFilter)), t.context.texParameteri(t.target, t.context.TEXTURE_WRAP_S, e.getOpenGLWrapMode(t.wrapS)), t.context.texParameteri(t.target, t.context.TEXTURE_WRAP_T, e.getOpenGLWrapMode(t.wrapT)), t._openGLRenderWindow.getWebgl2() && t.context.texParameteri(t.target, t.context.TEXTURE_WRAP_R, e.getOpenGLWrapMode(t.wrapR)), t.context.bindTexture(t.target, null))) }, e.getTextureUnit = () => t._openGLRenderWindow ? t._openGLRenderWindow.getTextureUnitForTexture(e) : -1, e.activate = () => { t._openGLRenderWindow.activateTexture(e), e.bind() }, e.deactivate = () => { t._openGLRenderWindow && t._openGLRenderWindow.deactivateTexture(e) }, e.releaseGraphicsResources = n => { n && t.handle && (n.activateTexture(e), n.deactivateTexture(e), t.context.deleteTexture(t.handle), t.handle = 0, t.numberOfDimensions = 0, t.target = 0, t.internalFormat = 0, t.format = 0, t.openGLDataType = 0, t.components = 0, t.width = 0, t.height = 0, t.depth = 0, t.allocatedGPUMemoryInBytes = 0), t.shaderProgram && (t.shaderProgram.releaseGraphicsResources(n), t.shaderProgram = null) }, e.bind = () => { t.context.bindTexture(t.target, t.handle), t.autoParameters && e.getMTime() > t.sendParametersTime.getMTime() && e.sendParameters() }, e.isBound = () => { let e = !1; if (t.context && t.handle) { let n = 0; t.target === t.context.TEXTURE_2D ? n = t.context.TEXTURE_BINDING_2D : Md("impossible case"), e = t.context.getIntegerv(n) === t.handle } return e }, e.sendParameters = () => { t.context.texParameteri(t.target, t.context.TEXTURE_WRAP_S, e.getOpenGLWrapMode(t.wrapS)), t.context.texParameteri(t.target, t.context.TEXTURE_WRAP_T, e.getOpenGLWrapMode(t.wrapT)), t._openGLRenderWindow.getWebgl2() && t.context.texParameteri(t.target, t.context.TEXTURE_WRAP_R, e.getOpenGLWrapMode(t.wrapR)), t.context.texParameteri(t.target, t.context.TEXTURE_MIN_FILTER, e.getOpenGLFilterMode(t.minificationFilter)), t.context.texParameteri(t.target, t.context.TEXTURE_MAG_FILTER, e.getOpenGLFilterMode(t.magnificationFilter)), t._openGLRenderWindow.getWebgl2() && (t.context.texParameteri(t.target, t.context.TEXTURE_BASE_LEVEL, t.baseLevel), t.context.texParameteri(t.target, t.context.TEXTURE_MAX_LEVEL, t.maxLevel)), t.sendParametersTime.modified() }, e.getInternalFormat = (n, r) => (t._forceInternalFormat || (t.internalFormat = e.getDefaultInternalFormat(n, r)), t.internalFormat || Od(`Unable to find suitable internal format for T=${n} NC= ${r}`), [t.context.R32F, t.context.RG32F, t.context.RGB32F, t.context.RGBA32F].includes(t.internalFormat) && !t.context.getExtension("OES_texture_float_linear") && Md("Failed to load OES_texture_float_linear. Texture filtering is not available for *32F internal formats."), t.internalFormat), e.getDefaultInternalFormat = (e, n) => { let r = 0; return r = t._openGLRenderWindow.getDefaultTextureInternalFormat(e, n, t.oglNorm16Ext, t.useHalfFloat), r || (r || (Od("Unsupported internal texture type!"), Od(`Unable to find suitable internal format for T=${e} NC= ${n}`)), r) }, e.setInternalFormat = n => { t._forceInternalFormat = !0, n !== t.internalFormat && (t.internalFormat = n, e.modified()) }, e.getFormat = (n, r) => (t.format = e.getDefaultFormat(n, r), t.format), e.getDefaultFormat = (e, n) => { if (t._openGLRenderWindow.getWebgl2()) switch (n) { case 1: return t.context.RED; case 2: return t.context.RG; case 3: default: return t.context.RGB; case 4: return t.context.RGBA } else switch (n) { case 1: return t.context.LUMINANCE; case 2: return t.context.LUMINANCE_ALPHA; case 3: default: return t.context.RGB; case 4: return t.context.RGBA } }, e.resetFormatAndType = () => { t.format = 0, t.internalFormat = 0, t._forceInternalFormat = !1, t.openGLDataType = 0 }, e.getDefaultDataType = e => { if (t._openGLRenderWindow.getWebgl2()) switch (e) { case Pd.UNSIGNED_CHAR: return t.context.UNSIGNED_BYTE; case t.oglNorm16Ext && !t.useHalfFloat && Pd.SHORT: return t.context.SHORT; case t.oglNorm16Ext && !t.useHalfFloat && Pd.UNSIGNED_SHORT: return t.context.UNSIGNED_SHORT; case t.useHalfFloat && Pd.SHORT: case t.useHalfFloat && Pd.UNSIGNED_SHORT: return t.context.HALF_FLOAT; case Pd.FLOAT: case Pd.VOID: default: return t.context.FLOAT }switch (e) { case Pd.UNSIGNED_CHAR: return t.context.UNSIGNED_BYTE; case Pd.FLOAT: case Pd.VOID: default: if (t.context.getExtension("OES_texture_float") && t.context.getExtension("OES_texture_float_linear")) return t.context.FLOAT; { const e = t.context.getExtension("OES_texture_half_float"); if (e && t.context.getExtension("OES_texture_half_float_linear")) return e.HALF_FLOAT_OES } return t.context.UNSIGNED_BYTE } }, e.getOpenGLDataType = function (n) { let r = arguments.length > 1 && void 0 !== arguments[1] && arguments[1]; return t.openGLDataType && !r || (t.openGLDataType = e.getDefaultDataType(n)), t.openGLDataType }, e.getShiftAndScale = () => { let e = 0, n = 1; switch (t.openGLDataType) { case t.context.BYTE: n = 127.5, e = n - 128; break; case t.context.UNSIGNED_BYTE: n = 255, e = 0; break; case t.context.SHORT: n = 32767.5, e = n - 32768; break; case t.context.UNSIGNED_SHORT: n = 65536, e = 0; break; case t.context.INT: n = 2147483647.5, e = n - 2147483648; break; case t.context.UNSIGNED_INT: n = 4294967295, e = 0; case t.context.FLOAT: }return { shift: e, scale: n } }, e.getOpenGLFilterMode = e => { switch (e) { case wd.NEAREST: return t.context.NEAREST; case wd.LINEAR: return t.context.LINEAR; case wd.NEAREST_MIPMAP_NEAREST: return t.context.NEAREST_MIPMAP_NEAREST; case wd.NEAREST_MIPMAP_LINEAR: return t.context.NEAREST_MIPMAP_LINEAR; case wd.LINEAR_MIPMAP_NEAREST: return t.context.LINEAR_MIPMAP_NEAREST; case wd.LINEAR_MIPMAP_LINEAR: return t.context.LINEAR_MIPMAP_LINEAR; default: return t.context.NEAREST } }, e.getOpenGLWrapMode = e => { switch (e) { case Id.CLAMP_TO_EDGE: return t.context.CLAMP_TO_EDGE; case Id.REPEAT: return t.context.REPEAT; case Id.MIRRORED_REPEAT: return t.context.MIRRORED_REPEAT; default: return t.context.CLAMP_TO_EDGE } }, e.create2DFromRaw = function (a, i, s, l, c) { let u = arguments.length > 5 && void 0 !== arguments[5] && arguments[5]; if (e.getOpenGLDataType(l, !0), e.getInternalFormat(l, s), e.getFormat(l, s), !t.internalFormat || !t.format || !t.openGLDataType) return Rd("Failed to determine texture parameters."), !1; t.target = t.context.TEXTURE_2D, t.components = s, t.width = a, t.height = i, t.depth = 1, t.numberOfDimensions = 2, t._openGLRenderWindow.activateTexture(e), e.createTexture(), e.bind(); const d = [c], p = n(l, d), f = r(p); return t.context.pixelStorei(t.context.UNPACK_FLIP_Y_WEBGL, u), t.context.pixelStorei(t.context.UNPACK_ALIGNMENT, 1), o(l) ? (t.context.texStorage2D(t.target, 1, t.internalFormat, t.width, t.height), null != f[0] && t.context.texSubImage2D(t.target, 0, 0, 0, t.width, t.height, t.format, t.openGLDataType, f[0])) : t.context.texImage2D(t.target, 0, t.internalFormat, t.width, t.height, 0, t.format, t.openGLDataType, f[0]), t.generateMipmap && t.context.generateMipmap(t.target), u && t.context.pixelStorei(t.context.UNPACK_FLIP_Y_WEBGL, !1), t.allocatedGPUMemoryInBytes = t.width * t.height * t.depth * s * t._openGLRenderWindow.getDefaultTextureByteSize(l, t.oglNorm16Ext, t.useHalfFloat), e.deactivate(), !0 }, e.createCubeFromRaw = (a, i, s, l, c) => { if (e.getOpenGLDataType(l), e.getInternalFormat(l, s), e.getFormat(l, s), !t.internalFormat || !t.format || !t.openGLDataType) return Rd("Failed to determine texture parameters."), !1; t.target = t.context.TEXTURE_CUBE_MAP, t.components = s, t.width = a, t.height = i, t.depth = 1, t.numberOfDimensions = 2, t._openGLRenderWindow.activateTexture(e), t.maxLevel = c.length / 6 - 1, e.createTexture(), e.bind(); const u = r(n(l, c)), d = []; let p = t.width, f = t.height; for (let e = 0; e < u.length; e++) { e % 6 == 0 && 0 !== e && (p /= 2, f /= 2), d[e] = at(l, f * p * t.components); for (let n = 0; n < f; ++n) { const r = n * p * t.components, o = (f - n - 1) * p * t.components; d[e].set(u[e].slice(o, o + p * t.components), r) } } t.context.pixelStorei(t.context.UNPACK_ALIGNMENT, 1), o(l) && t.context.texStorage2D(t.target, 6, t.internalFormat, t.width, t.height); for (let e = 0; e < 6; e++) { let n = 0, r = t.width, a = t.height; for (; r >= 1 && a >= 1;) { let i = null; n <= t.maxLevel && (i = d[6 * n + e]), o(l) ? null != i && t.context.texSubImage2D(t.context.TEXTURE_CUBE_MAP_POSITIVE_X + e, n, 0, 0, r, a, t.format, t.openGLDataType, i) : t.context.texImage2D(t.context.TEXTURE_CUBE_MAP_POSITIVE_X + e, n, t.internalFormat, r, a, 0, t.format, t.openGLDataType, i), n++, r /= 2, a /= 2 } } return t.allocatedGPUMemoryInBytes = t.width * t.height * t.depth * s * t._openGLRenderWindow.getDefaultTextureByteSize(l, t.oglNorm16Ext, t.useHalfFloat), e.deactivate(), !0 }, e.createDepthFromRaw = (n, r, a, i) => (e.getOpenGLDataType(a), t.format = t.context.DEPTH_COMPONENT, t._openGLRenderWindow.getWebgl2() ? a === Pd.FLOAT ? t.internalFormat = t.context.DEPTH_COMPONENT32F : t.internalFormat = t.context.DEPTH_COMPONENT16 : t.internalFormat = t.context.DEPTH_COMPONENT, t.internalFormat && t.format && t.openGLDataType ? (t.target = t.context.TEXTURE_2D, t.components = 1, t.width = n, t.height = r, t.depth = 1, t.numberOfDimensions = 2, t._openGLRenderWindow.activateTexture(e), e.createTexture(), e.bind(), t.context.pixelStorei(t.context.UNPACK_ALIGNMENT, 1), o(a) ? (t.context.texStorage2D(t.target, 1, t.internalFormat, t.width, t.height), null != i && t.context.texSubImage2D(t.target, 0, 0, 0, t.width, t.height, t.format, t.openGLDataType, i)) : t.context.texImage2D(t.target, 0, t.internalFormat, t.width, t.height, 0, t.format, t.openGLDataType, i), t.generateMipmap && t.context.generateMipmap(t.target), t.allocatedGPUMemoryInBytes = t.width * t.height * t.depth * t.components * t._openGLRenderWindow.getDefaultTextureByteSize(a, t.oglNorm16Ext, t.useHalfFloat), e.deactivate(), !0) : (Rd("Failed to determine texture parameters."), !1)), e.create2DFromImage = n => { if (e.getOpenGLDataType(Pd.UNSIGNED_CHAR), e.getInternalFormat(Pd.UNSIGNED_CHAR, 4), e.getFormat(Pd.UNSIGNED_CHAR, 4), !t.internalFormat || !t.format || !t.openGLDataType) return Rd("Failed to determine texture parameters."), !1; t.target = t.context.TEXTURE_2D, t.components = 4, t.depth = 1, t.numberOfDimensions = 2, t._openGLRenderWindow.activateTexture(e), e.createTexture(), e.bind(), t.context.pixelStorei(t.context.UNPACK_ALIGNMENT, 1); const r = !(t._openGLRenderWindow.getWebgl2() || Fo(n.width) && Fo(n.height)), a = document.createElement("canvas"); a.width = r ? _o(n.width) : n.width, a.height = r ? _o(n.height) : n.height, t.width = a.width, t.height = a.height; const i = a.getContext("2d"); i.translate(0, a.height), i.scale(1, -1), i.drawImage(n, 0, 0, n.width, n.height, 0, 0, a.width, a.height); const s = a; return o(Pd.UNSIGNED_CHAR) ? (t.context.texStorage2D(t.target, 1, t.internalFormat, t.width, t.height), null != s && t.context.texSubImage2D(t.target, 0, 0, 0, t.width, t.height, t.format, t.openGLDataType, s)) : t.context.texImage2D(t.target, 0, t.internalFormat, t.width, t.height, 0, t.format, t.openGLDataType, s), t.generateMipmap && t.context.generateMipmap(t.target), t.allocatedGPUMemoryInBytes = t.width * t.height * t.depth * t.components * t._openGLRenderWindow.getDefaultTextureByteSize(Pd.UNSIGNED_CHAR, t.oglNorm16Ext, t.useHalfFloat), e.deactivate(), !0 }, e.create2DFilterableFromRaw = function (t, n, r, o, a) { let i = arguments.length > 5 && void 0 !== arguments[5] && arguments[5]; return e.create2DFilterableFromDataArray(t, n, Es.newInstance({ numberOfComponents: r, dataType: o, values: a }), i) }, e.create2DFilterableFromDataArray = function (t, n, r) { let o = arguments.length > 3 && void 0 !== arguments[3] && arguments[3]; const { numComps: i, dataType: s, data: l } = a(r, o); e.create2DFromRaw(t, n, i, s, l) }, e.create3DFromRaw = (a, i, s, l, c, u) => { if (e.getOpenGLDataType(c), e.getInternalFormat(c, l), e.getFormat(c, l), !t.internalFormat || !t.format || !t.openGLDataType) return Rd("Failed to determine texture parameters."), !1; t.target = t.context.TEXTURE_3D, t.components = l, t.width = a, t.height = i, t.depth = s, t.numberOfDimensions = 3, t._openGLRenderWindow.activateTexture(e), e.createTexture(), e.bind(); const d = r(n(c, [u], !0)); return t.context.pixelStorei(t.context.UNPACK_ALIGNMENT, 1), o(c) ? (t.context.texStorage3D(t.target, 1, t.internalFormat, t.width, t.height, t.depth), null != d[0] && t.context.texSubImage3D(t.target, 0, 0, 0, 0, t.width, t.height, t.depth, t.format, t.openGLDataType, d[0])) : t.context.texImage3D(t.target, 0, t.internalFormat, t.width, t.height, t.depth, 0, t.format, t.openGLDataType, d[0]), t.generateMipmap && t.context.generateMipmap(t.target), t.allocatedGPUMemoryInBytes = t.width * t.height * t.depth * t.components * t._openGLRenderWindow.getDefaultTextureByteSize(c, t.oglNorm16Ext, t.useHalfFloat), e.deactivate(), !0 }, e.create3DFilterableFromRaw = function (t, n, r, o, a, i) { let s = arguments.length > 6 && void 0 !== arguments[6] && arguments[6]; return e.create3DFilterableFromDataArray(t, n, r, Es.newInstance({ numberOfComponents: o, dataType: a, values: i }), s) }, e.create3DFilterableFromDataArray = function (n, r, i, s) { let l = arguments.length > 4 && void 0 !== arguments[4] && arguments[4]; const { numComps: c, dataType: u, data: d, scaleOffsets: p } = a(s, l), f = n * r * i, g = [], m = []; for (let e = 0; e < c; ++e)g[e] = 0, m[e] = 1; t.volumeInfo = { scale: m, offset: g, dataComputedScale: p.scale, dataComputedOffset: p.offset, width: n, height: r, depth: i }; const h = structuredClone(p); if (t._openGLRenderWindow.getWebgl2()) { if (t.oglNorm16Ext && !t.useHalfFloat && u === Pd.SHORT) { for (let e = 0; e < c; ++e)t.volumeInfo.scale[e] = 32767; return e.create3DFromRaw(n, r, i, c, u, d) } if (t.oglNorm16Ext && !t.useHalfFloat && u === Pd.UNSIGNED_SHORT) { for (let e = 0; e < c; ++e)t.volumeInfo.scale[e] = 65535; return e.create3DFromRaw(n, r, i, c, u, d) } if (u === Pd.FLOAT || t.useHalfFloat && (u === Pd.SHORT || u === Pd.UNSIGNED_SHORT)) return e.create3DFromRaw(n, r, i, c, u, d); if (u === Pd.UNSIGNED_CHAR) { for (let e = 0; e < c; ++e)t.volumeInfo.scale[e] = 255; return e.create3DFromRaw(n, r, i, c, u, d) } const o = new Float32Array(f * c); t.volumeInfo.offset = h.offset, t.volumeInfo.scale = h.scale; let a = 0; const s = h.scale.map((e => 1 / e)); for (let e = 0; e < f; e++)for (let e = 0; e < c; e++)o[a] = (d[a] - h.offset[e]) * s[e], a++; return e.create3DFromRaw(n, r, i, c, Pd.FLOAT, o) } let v = (e, t, n, r, o) => { e[t] = n }, y = Pd.UNSIGNED_CHAR; if (u === Pd.UNSIGNED_CHAR) for (let e = 0; e < c; ++e)h.offset[e] = 0, h.scale[e] = 255; else t.context.getExtension("OES_texture_float") && t.context.getExtension("OES_texture_float_linear") ? (y = Pd.FLOAT, v = (e, t, n, r, o) => { e[t] = (n - r) / o }) : (y = Pd.UNSIGNED_CHAR, v = (e, t, n, r, o) => { e[t] = 255 * (n - r) / o }); if (e.getOpenGLDataType(y), e.getInternalFormat(y, c), e.getFormat(y, c), !t.internalFormat || !t.format || !t.openGLDataType) return Rd("Failed to determine texture parameters."), !1; t.target = t.context.TEXTURE_2D, t.components = c, t.depth = 1, t.numberOfDimensions = 2; let T = t.context.getParameter(t.context.MAX_TEXTURE_SIZE); T > 4096 && (y === Pd.FLOAT || c >= 3) && (T = 4096); let b = 1, x = 1; f > T * T && (b = Math.ceil(Math.sqrt(f / (T * T))), x = b); let C = Math.sqrt(f) / b; C = _o(C); const S = Math.floor(C * b / n), A = Math.ceil(i / S), I = _o(r * A / x); let w; t.width = C, t.height = I, t._openGLRenderWindow.activateTexture(e), e.createTexture(), e.bind(), t.volumeInfo.xreps = S, t.volumeInfo.yreps = A, t.volumeInfo.xstride = b, t.volumeInfo.ystride = x, t.volumeInfo.offset = h.offset, t.volumeInfo.scale = h.scale; const P = C * I * c; w = y === Pd.FLOAT ? new Float32Array(P) : new Uint8Array(P); let O = 0; const R = Math.floor(n / b), M = Math.floor(r / x); for (let e = 0; e < A; e++) { const o = Math.min(S, i - e * S), a = c * (t.width - o * Math.floor(n / b)); for (let t = 0; t < M; t++) { for (let a = 0; a < o; a++) { const o = c * ((e * S + a) * n * r + x * t * n); for (let e = 0; e < R; e++)for (let t = 0; t < c; t++)v(w, O, d[o + b * e * c + t], h.offset[t], h.scale[t]), O++ } O += a } } return t.context.pixelStorei(t.context.UNPACK_ALIGNMENT, 1), o(y) ? (t.context.texStorage2D(t.target, 1, t.internalFormat, t.width, t.height), null != w && t.context.texSubImage2D(t.target, 0, 0, 0, t.width, t.height, t.format, t.openGLDataType, w)) : t.context.texImage2D(t.target, 0, t.internalFormat, t.width, t.height, 0, t.format, t.openGLDataType, w), e.deactivate(), !0 }, e.setOpenGLRenderWindow = n => { t._openGLRenderWindow !== n && (e.releaseGraphicsResources(), t._openGLRenderWindow = n, t.context = null, n && (t.context = t._openGLRenderWindow.getContext())) }, e.getMaximumTextureSize = e => e && e.isCurrent() ? e.getIntegerv(e.MAX_TEXTURE_SIZE) : -1 } const Vd = { _openGLRenderWindow: null, _forceInternalFormat: !1, context: null, handle: 0, sendParametersTime: null, textureBuildTime: null, numberOfDimensions: 0, target: 0, format: 0, openGLDataType: 0, components: 0, width: 0, height: 0, depth: 0, autoParameters: !0, wrapS: Id.CLAMP_TO_EDGE, wrapT: Id.CLAMP_TO_EDGE, wrapR: Id.CLAMP_TO_EDGE, minificationFilter: wd.NEAREST, magnificationFilter: wd.NEAREST, minLOD: -1e3, maxLOD: 1e3, baseLevel: 0, maxLevel: 1e3, generateMipmap: !1, useHalfFloat: !0, oglNorm16Ext: null, allocatedGPUMemoryInBytes: 0 }; function Ld(e, t) { let n = arguments.length > 2 && void 0 !== arguments[2] ? arguments[2] : {}; Object.assign(t, Vd, n), Zt.extend(e, t, n), t.sendParametersTime = {}, yt(t.sendParametersTime, { mtime: 0 }), t.textureBuildTime = {}, yt(t.textureBuildTime, { mtime: 0 }), St(e, t, ["format", "openGLDataType"]), At(e, t, ["keyMatrixTime", "minificationFilter", "magnificationFilter", "wrapS", "wrapT", "wrapR", "generateMipmap", "oglNorm16Ext"]), bt(e, t, ["width", "height", "volumeInfo", "components", "handle", "target", "allocatedGPUMemoryInBytes"]), Ot(0, t, ["openGLRenderWindow"]), Ed(e, t) } const Bd = Et(Ld, "vtkOpenGLTexture"); var Nd = { newInstance: Bd, extend: Ld, ...xd }; rn("vtkTexture", Bd); var _d = "//VTK::System::Dec\n\n/*=========================================================================\n\n  Program:   Visualization Toolkit\n  Module:    vtkPolyDataVS.glsl\n\n  Copyright (c) Ken Martin, Will Schroeder, Bill Lorensen\n  All rights reserved.\n  See Copyright.txt or http://www.kitware.com/Copyright.htm for details.\n\n     This software is distributed WITHOUT ANY WARRANTY; without even\n     the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR\n     PURPOSE.  See the above copyright notice for more information.\n\n=========================================================================*/\n\nattribute vec4 vertexMC;\n\n// frag position in VC\n//VTK::PositionVC::Dec\n\n// optional normal declaration\n//VTK::Normal::Dec\n\n// extra lighting parameters\n//VTK::Light::Dec\n\n// Texture coordinates\n//VTK::TCoord::Dec\n\n// material property values\n//VTK::Color::Dec\n\n// clipping plane vars\n//VTK::Clip::Dec\n\n// camera and actor matrix values\n//VTK::Camera::Dec\n\n// Apple Bug\n//VTK::PrimID::Dec\n\n// picking support\n//VTK::Picking::Dec\n\nvoid main()\n{\n  //VTK::Color::Impl\n\n  //VTK::Normal::Impl\n\n  //VTK::TCoord::Impl\n\n  //VTK::Clip::Impl\n\n  //VTK::PrimID::Impl\n\n  //VTK::PositionVC::Impl\n\n  //VTK::Light::Impl\n\n  //VTK::Picking::Impl\n}\n", Fd = "//VTK::System::Dec\n\n/*=========================================================================\n\n  Program:   Visualization Toolkit\n  Module:    vtkPolyDataFS.glsl\n\n  Copyright (c) Ken Martin, Will Schroeder, Bill Lorensen\n  All rights reserved.\n  See Copyright.txt or http://www.kitware.com/Copyright.htm for details.\n\n     This software is distributed WITHOUT ANY WARRANTY; without even\n     the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR\n     PURPOSE.  See the above copyright notice for more information.\n\n=========================================================================*/\n// Template for the polydata mappers fragment shader\n\nuniform int PrimitiveIDOffset;\n\n// VC position of this fragment\n//VTK::PositionVC::Dec\n\n// optional color passed in from the vertex shader, vertexColor\n//VTK::Color::Dec\n\n// optional surface normal declaration\n//VTK::Normal::Dec\n\n// extra lighting parameters\n//VTK::Light::Dec\n\n// define vtkImageLabelOutlineOn\n//VTK::ImageLabelOutlineOn\n\n// Texture coordinates\n//VTK::TCoord::Dec\n\n// picking support\n//VTK::Picking::Dec\n\n// Depth Peeling Support\n//VTK::DepthPeeling::Dec\n\n// clipping plane vars\n//VTK::Clip::Dec\n\n// label outline \n//VTK::LabelOutline::Dec\n\n// the output of this shader\n//VTK::Output::Dec\n\n// Apple Bug\n//VTK::PrimID::Dec\n\n// handle coincident offsets\n//VTK::Coincident::Dec\n\n//VTK::ZBuffer::Dec\n\n//VTK::LabelOutlineHelperFunction\n\nvoid main()\n{\n  // VC position of this fragment. This should not branch/return/discard.\n  //VTK::PositionVC::Impl\n\n  // Place any calls that require uniform flow (e.g. dFdx) here.\n  //VTK::UniformFlow::Impl\n\n  // Set gl_FragDepth here (gl_FragCoord.z by default)\n  //VTK::Depth::Impl\n\n  // Early depth peeling abort:\n  //VTK::DepthPeeling::PreColor\n\n  // Apple Bug\n  //VTK::PrimID::Impl\n\n  //VTK::Clip::Impl\n\n  //VTK::Color::Impl\n\n  // Generate the normal if we are not passed in one\n  //VTK::Normal::Impl\n\n  //VTK::TCoord::Impl\n\n  //VTK::Light::Impl\n\n  if (gl_FragData[0].a <= 0.0)\n    {\n    discard;\n    }\n\n  //VTK::DepthPeeling::Impl\n\n  //VTK::Picking::Impl\n\n  // handle coincident offsets\n  //VTK::Coincident::Impl\n\n  //VTK::ZBuffer::Impl\n\n  //VTK::RenderPassFragmentShader::Impl\n}\n", kd = function (e, t) { e.replaceShaderCoincidentOffset = (n, r, o) => { const a = e.getCoincidentParameters(r, o); if (a && (0 !== a.factor || 0 !== a.offset)) { let e = n.Fragment; e = cd.substitute(e, "//VTK::Coincident::Dec", ["uniform float cfactor;", "uniform float coffset;"]).result, t.context.getExtension("EXT_frag_depth") && (0 !== a.factor ? (e = cd.substitute(e, "//VTK::UniformFlow::Impl", ["float cscale = length(vec2(dFdx(gl_FragCoord.z),dFdy(gl_FragCoord.z)));", "//VTK::UniformFlow::Impl"], !1).result, e = cd.substitute(e, "//VTK::Depth::Impl", "gl_FragDepthEXT = gl_FragCoord.z + cfactor*cscale + 0.000016*coffset;").result) : e = cd.substitute(e, "//VTK::Depth::Impl", "gl_FragDepthEXT = gl_FragCoord.z + 0.000016*coffset;").result), t._openGLRenderWindow.getWebgl2() && (0 !== a.factor ? (e = cd.substitute(e, "//VTK::UniformFlow::Impl", ["float cscale = length(vec2(dFdx(gl_FragCoord.z),dFdy(gl_FragCoord.z)));", "//VTK::UniformFlow::Impl"], !1).result, e = cd.substitute(e, "//VTK::Depth::Impl", "gl_FragDepth = gl_FragCoord.z + cfactor*cscale + 0.000016*coffset;").result) : e = cd.substitute(e, "//VTK::Depth::Impl", "gl_FragDepth = gl_FragCoord.z + 0.000016*coffset;").result), n.Fragment = e } } }, Gd = function (e, t) { e.applyShaderReplacements = (e, t, n) => { let r = null; if (t && (r = t.ShaderReplacements), r) for (let t = 0; t < r.length; t++) { const o = r[t]; if (n && o.replaceFirst || !n && !o.replaceFirst) { const t = o.shaderType, n = e[t], r = cd.substitute(n, o.originalValue, o.replacementValue, o.replaceAll); e[t] = r.result } } }, e.buildShaders = (n, r, o) => { e.getReplacedShaderTemplate(n, r, o), t.lastRenderPassShaderReplacement = t.currentRenderPass ? t.currentRenderPass.getShaderReplacement() : null, t.lastRenderPassShaderReplacement && t.lastRenderPassShaderReplacement(n); const a = t.renderable.getViewSpecificProperties().OpenGL; e.applyShaderReplacements(n, a, !0), e.replaceShaderValues(n, r, o), e.applyShaderReplacements(n, a) }, e.getReplacedShaderTemplate = (n, r, o) => { const a = t.renderable.getViewSpecificProperties().OpenGL; e.getShaderTemplate(n, r, o); let i = n.Vertex; if (a) { const e = a.VertexShaderCode; void 0 !== e && "" !== e && (i = e) } n.Vertex = i; let s = n.Fragment; if (a) { const e = a.FragmentShaderCode; void 0 !== e && "" !== e && (s = e) } n.Fragment = s; let l = n.Geometry; if (a) { const e = a.GeometryShaderCode; void 0 !== e && (l = e) } n.Geometry = l } }; const { FieldAssociations: Ud } = ol, { primTypes: zd } = yd, { Representation: Wd, Shading: Hd } = ds, { ScalarMode: jd } = nc, { Filter: Kd, Wrap: $d } = Nd, { vtkErrorMacro: qd } = Kt, Xd = { type: "StartEvent" }, Yd = { type: "EndEvent" }, { CoordinateSystem: Zd } = Zi; function Qd(e, t) { function n(e, t, n) { return t.identity(n), e.reduce(((e, n, r) => 0 === r ? n ? t.copy(e, n) : t.identity(e) : n ? t.multiply(e, e, n) : e), n) } t.classHierarchy.push("vtkOpenGLPolyDataMapper"), e.buildPass = n => { n && (t.currentRenderPass = null, t.openGLActor = e.getFirstAncestorOfType("vtkOpenGLActor"), t._openGLRenderer = t.openGLActor.getFirstAncestorOfType("vtkOpenGLRenderer"), t._openGLRenderWindow = t._openGLRenderer.getParent(), t.openGLCamera = t._openGLRenderer.getViewNodeFor(t._openGLRenderer.getRenderable().getActiveCamera())) }, e.translucentPass = (n, r) => { n && (t.currentRenderPass = r, e.render()) }, e.zBufferPass = n => { n && (t.haveSeenDepthRequest = !0, t.renderDepth = !0, e.render(), t.renderDepth = !1) }, e.opaqueZBufferPass = t => e.zBufferPass(t), e.opaquePass = t => { t && e.render() }, e.render = () => { const n = t._openGLRenderWindow.getContext(); if (t.context !== n) { t.context = n; for (let e = zd.Start; e < zd.End; e++)t.primitives[e].setOpenGLRenderWindow(t._openGLRenderWindow) } const r = t.openGLActor.getRenderable(), o = t._openGLRenderer.getRenderable(); e.renderPiece(o, r) }, e.getShaderTemplate = (e, t, n) => { e.Vertex = _d, e.Fragment = Fd, e.Geometry = "" }, e.replaceShaderColor = (e, n, r) => { let o = e.Vertex, a = e.Geometry, i = e.Fragment; const s = t.lastBoundBO.getReferenceByName("lastLightComplexity"); let l = ["uniform float ambient;", "uniform float diffuse;", "uniform float specular;", "uniform float opacityUniform; // the fragment opacity", "uniform vec3 ambientColorUniform;", "uniform vec3 diffuseColorUniform;"]; s && (l = l.concat(["uniform vec3 specularColorUniform;", "uniform float specularPowerUniform;"])); let c = ["vec3 ambientColor;", "  vec3 diffuseColor;", "  float opacity;"]; s && (c = c.concat(["  vec3 specularColor;", "  float specularPower;"])), c = c.concat(["  ambientColor = ambientColorUniform;", "  diffuseColor = diffuseColorUniform;", "  opacity = opacityUniform;"]), s && (c = c.concat(["  specularColor = specularColorUniform;", "  specularPower = specularPowerUniform;"])), 0 === t.lastBoundBO.getCABO().getColorComponents() || t.drawingEdges || (l = l.concat(["varying vec4 vertexColorVSOutput;"]), o = cd.substitute(o, "//VTK::Color::Dec", ["attribute vec4 scalarColor;", "varying vec4 vertexColorVSOutput;"]).result, o = cd.substitute(o, "//VTK::Color::Impl", ["vertexColorVSOutput =  scalarColor;"]).result, a = cd.substitute(a, "//VTK::Color::Dec", ["in vec4 vertexColorVSOutput[];", "out vec4 vertexColorGSOutput;"]).result, a = cd.substitute(a, "//VTK::Color::Impl", ["vertexColorGSOutput = vertexColorVSOutput[i];"]).result), 0 === t.lastBoundBO.getCABO().getColorComponents() || t.drawingEdges ? t.renderable.getInterpolateScalarsBeforeMapping() && t.renderable.getColorCoordinates() && !t.drawingEdges ? i = cd.substitute(i, "//VTK::Color::Impl", c.concat(["  vec4 texColor = texture2D(texture1, tcoordVCVSOutput.st);", "  diffuseColor = texColor.rgb;", "  ambientColor = texColor.rgb;", "  opacity = opacity*texColor.a;"])).result : (r.getBackfaceProperty() && !t.drawingEdges && (l = l.concat(["uniform float opacityUniformBF; // the fragment opacity", "uniform float ambientIntensityBF; // the material ambient", "uniform float diffuseIntensityBF; // the material diffuse", "uniform vec3 ambientColorUniformBF; // ambient material color", "uniform vec3 diffuseColorUniformBF; // diffuse material color"]), s ? (l = l.concat(["uniform float specularIntensityBF; // the material specular intensity", "uniform vec3 specularColorUniformBF; // intensity weighted color", "uniform float specularPowerUniformBF;"]), c = c.concat(["if (gl_FrontFacing == false) {", "  ambientColor = ambientIntensityBF * ambientColorUniformBF;", "  diffuseColor = diffuseIntensityBF * diffuseColorUniformBF;", "  specularColor = specularIntensityBF * specularColorUniformBF;", "  specularPower = specularPowerUniformBF;", "  opacity = opacityUniformBF; }"])) : c = c.concat(["if (gl_FrontFacing == false) {", "  ambientColor = ambientIntensityBF * ambientColorUniformBF;", "  diffuseColor = diffuseIntensityBF * diffuseColorUniformBF;", "  opacity = opacityUniformBF; }"])), t.haveCellScalars && !t.drawingEdges && (l = l.concat(["uniform samplerBuffer texture1;"])), i = cd.substitute(i, "//VTK::Color::Impl", c).result) : i = cd.substitute(i, "//VTK::Color::Impl", c.concat(["  diffuseColor = vertexColorVSOutput.rgb;", "  ambientColor = vertexColorVSOutput.rgb;", "  opacity = opacity*vertexColorVSOutput.a;"])).result, i = cd.substitute(i, "//VTK::Color::Dec", l).result, e.Vertex = o, e.Geometry = a, e.Fragment = i }, e.replaceShaderLight = (e, n, r) => { let o = e.Fragment; const a = t.lastBoundBO.getReferenceByName("lastLightComplexity"), i = t.lastBoundBO.getReferenceByName("lastLightCount"); let s = []; switch (a) { case 0: o = cd.substitute(o, "//VTK::Light::Impl", ["  gl_FragData[0] = vec4(ambientColor * ambient + diffuseColor * diffuse, opacity);", "  //VTK::Light::Impl"], !1).result; break; case 1: o = cd.substitute(o, "//VTK::Light::Impl", ["  float df = max(0.0, normalVCVSOutput.z);", "  float sf = pow(df, specularPower);", "  vec3 diffuseL = df * diffuseColor;", "  vec3 specularL = sf * specularColor;", "  gl_FragData[0] = vec4(ambientColor * ambient + diffuseL * diffuse + specularL * specular, opacity);", "  //VTK::Light::Impl"], !1).result; break; case 2: for (let e = 0; e < i; ++e)s = s.concat([`uniform vec3 lightColor${e};`, `uniform vec3 lightDirectionVC${e}; // normalized`, `uniform vec3 lightHalfAngleVC${e}; // normalized`]); o = cd.substitute(o, "//VTK::Light::Dec", s).result, s = ["vec3 diffuseL = vec3(0,0,0);", "  vec3 specularL = vec3(0,0,0);", "  float df;"]; for (let e = 0; e < i; ++e)s = s.concat([`  df = max(0.0, dot(normalVCVSOutput, -lightDirectionVC${e}));`, `  diffuseL += ((df) * lightColor${e});`, `  if (dot(normalVCVSOutput, lightDirectionVC${e}) < 0.0)`, "    {", `    float sf = sign(df)*pow(max(1e-5,\n                                              dot(reflect(lightDirectionVC${e},normalVCVSOutput),\n                                                  normalize(-vertexVC.xyz))),\n                                         specularPower);`, `    specularL += (sf * lightColor${e});`, "    }"]); s = s.concat(["  diffuseL = diffuseL * diffuseColor;", "  specularL = specularL * specularColor;", "  gl_FragData[0] = vec4(ambientColor * ambient + diffuseL * diffuse + specularL * specular, opacity);", "  //VTK::Light::Impl"]), o = cd.substitute(o, "//VTK::Light::Impl", s, !1).result; break; case 3: for (let e = 0; e < i; ++e)s = s.concat([`uniform vec3 lightColor${e};`, `uniform vec3 lightDirectionVC${e}; // normalized`, `uniform vec3 lightHalfAngleVC${e}; // normalized`, `uniform vec3 lightPositionVC${e};`, `uniform vec3 lightAttenuation${e};`, `uniform float lightConeAngle${e};`, `uniform float lightExponent${e};`, `uniform int lightPositional${e};`]); o = cd.substitute(o, "//VTK::Light::Dec", s).result, s = ["vec3 diffuseL = vec3(0,0,0);", "  vec3 specularL = vec3(0,0,0);", "  vec3 vertLightDirectionVC;", "  float attenuation;", "  float df;"]; for (let e = 0; e < i; ++e)s = s.concat(["  attenuation = 1.0;", `  if (lightPositional${e} == 0)`, "    {", `      vertLightDirectionVC = lightDirectionVC${e};`, "    }", "  else", "    {", `    vertLightDirectionVC = vertexVC.xyz - lightPositionVC${e};`, "    float distanceVC = length(vertLightDirectionVC);", "    vertLightDirectionVC = normalize(vertLightDirectionVC);", "    attenuation = 1.0 /", `      (lightAttenuation${e}.x`, `       + lightAttenuation${e}.y * distanceVC`, `       + lightAttenuation${e}.z * distanceVC * distanceVC);`, "    // per OpenGL standard cone angle is 90 or less for a spot light", `    if (lightConeAngle${e} <= 90.0)`, "      {", `      float coneDot = dot(vertLightDirectionVC, lightDirectionVC${e});`, "      // if inside the cone", `      if (coneDot >= cos(radians(lightConeAngle${e})))`, "        {", `        attenuation = attenuation * pow(coneDot, lightExponent${e});`, "        }", "      else", "        {", "        attenuation = 0.0;", "        }", "      }", "    }", "    df = max(0.0, attenuation*dot(normalVCVSOutput, -vertLightDirectionVC));", `    diffuseL += ((df) * lightColor${e});`, "    if (dot(normalVCVSOutput, vertLightDirectionVC) < 0.0)", "      {", `      float sf = sign(df)*attenuation*pow(max(1e-5,\n                                                           dot(reflect(lightDirectionVC${e},\n                                                                       normalVCVSOutput),\n                                                               normalize(-vertexVC.xyz))),\n                                                       specularPower);`, `    specularL += ((sf) * lightColor${e});`, "    }"]); s = s.concat(["  diffuseL = diffuseL * diffuseColor;", "  specularL = specularL * specularColor;", "  gl_FragData[0] = vec4(ambientColor * ambient + diffuseL * diffuse + specularL * specular, opacity);", "  //VTK::Light::Impl"]), o = cd.substitute(o, "//VTK::Light::Impl", s, !1).result; break; default: qd("bad light complexity") }e.Fragment = o }, e.replaceShaderNormal = (e, n, r) => { if (t.lastBoundBO.getReferenceByName("lastLightComplexity") > 0) { let n = e.Vertex, o = e.Geometry, a = e.Fragment; t.lastBoundBO.getCABO().getNormalOffset() ? (n = cd.substitute(n, "//VTK::Normal::Dec", ["attribute vec3 normalMC;", "uniform mat3 normalMatrix;", "varying vec3 normalVCVSOutput;"]).result, n = cd.substitute(n, "//VTK::Normal::Impl", ["normalVCVSOutput = normalMatrix * normalMC;"]).result, o = cd.substitute(o, "//VTK::Normal::Dec", ["in vec3 normalVCVSOutput[];", "out vec3 normalVCGSOutput;"]).result, o = cd.substitute(o, "//VTK::Normal::Impl", ["normalVCGSOutput = normalVCVSOutput[i];"]).result, a = cd.substitute(a, "//VTK::Normal::Dec", ["varying vec3 normalVCVSOutput;"]).result, a = cd.substitute(a, "//VTK::Normal::Impl", ["vec3 normalVCVSOutput = normalize(normalVCVSOutput);", "  if (gl_FrontFacing == false) { normalVCVSOutput = -normalVCVSOutput; }"]).result) : t.haveCellNormals ? (a = cd.substitute(a, "//VTK::Normal::Dec", ["uniform mat3 normalMatrix;", "uniform samplerBuffer textureN;"]).result, a = cd.substitute(a, "//VTK::Normal::Impl", ["vec3 normalVCVSOutput = normalize(normalMatrix *", "    texelFetchBuffer(textureN, gl_PrimitiveID + PrimitiveIDOffset).xyz);", "  if (gl_FrontFacing == false) { normalVCVSOutput = -normalVCVSOutput; }"]).result) : t.lastBoundBO.getOpenGLMode(r.getProperty().getRepresentation()) === t.context.LINES ? (a = cd.substitute(a, "//VTK::UniformFlow::Impl", ["  vec3 fdx = dFdx(vertexVC.xyz);", "  vec3 fdy = dFdy(vertexVC.xyz);", "  //VTK::UniformFlow::Impl"]).result, a = cd.substitute(a, "//VTK::Normal::Impl", ["vec3 normalVCVSOutput;", "  if (abs(fdx.x) > 0.0)", "    { fdx = normalize(fdx); normalVCVSOutput = normalize(cross(vec3(fdx.y, -fdx.x, 0.0), fdx)); }", "  else { fdy = normalize(fdy); normalVCVSOutput = normalize(cross(vec3(fdy.y, -fdy.x, 0.0), fdy));}"]).result) : (a = cd.substitute(a, "//VTK::Normal::Dec", ["uniform int cameraParallel;"]).result, a = cd.substitute(a, "//VTK::UniformFlow::Impl", ["  vec3 fdx = dFdx(vertexVC.xyz);", "  vec3 fdy = dFdy(vertexVC.xyz);", "  //VTK::UniformFlow::Impl"]).result, a = cd.substitute(a, "//VTK::Normal::Impl", ["  fdx = normalize(fdx);", "  fdy = normalize(fdy);", "  vec3 normalVCVSOutput = normalize(cross(fdx,fdy));", "  if (cameraParallel == 1 && normalVCVSOutput.z < 0.0) { normalVCVSOutput = -1.0*normalVCVSOutput; }", "  if (cameraParallel == 0 && dot(normalVCVSOutput,vertexVC.xyz) > 0.0) { normalVCVSOutput = -1.0*normalVCVSOutput; }"]).result), e.Vertex = n, e.Geometry = o, e.Fragment = a } }, e.replaceShaderPositionVC = (e, n, r) => { t.lastBoundBO.replaceShaderPositionVC(e, n, r); let o = e.Vertex, a = e.Geometry, i = e.Fragment; t.lastBoundBO.getReferenceByName("lastLightComplexity") > 0 ? (o = cd.substitute(o, "//VTK::PositionVC::Dec", ["varying vec4 vertexVCVSOutput;"]).result, o = cd.substitute(o, "//VTK::PositionVC::Impl", ["vertexVCVSOutput = MCVCMatrix * vertexMC;", "  gl_Position = MCPCMatrix * vertexMC;"]).result, o = cd.substitute(o, "//VTK::Camera::Dec", ["uniform mat4 MCPCMatrix;", "uniform mat4 MCVCMatrix;"]).result, a = cd.substitute(a, "//VTK::PositionVC::Dec", ["in vec4 vertexVCVSOutput[];", "out vec4 vertexVCGSOutput;"]).result, a = cd.substitute(a, "//VTK::PositionVC::Impl", ["vertexVCGSOutput = vertexVCVSOutput[i];"]).result, i = cd.substitute(i, "//VTK::PositionVC::Dec", ["varying vec4 vertexVCVSOutput;"]).result, i = cd.substitute(i, "//VTK::PositionVC::Impl", ["vec4 vertexVC = vertexVCVSOutput;"]).result) : (o = cd.substitute(o, "//VTK::Camera::Dec", ["uniform mat4 MCPCMatrix;"]).result, o = cd.substitute(o, "//VTK::PositionVC::Impl", ["  gl_Position = MCPCMatrix * vertexMC;"]).result), e.Vertex = o, e.Geometry = a, e.Fragment = i }, e.replaceShaderTCoord = (e, n, r) => { if (t.lastBoundBO.getCABO().getTCoordOffset()) { let n = e.Vertex, r = e.Geometry, o = e.Fragment; if (t.drawingEdges) return; n = cd.substitute(n, "//VTK::TCoord::Impl", "tcoordVCVSOutput = tcoordMC;").result; const a = t.openGLActor.getActiveTextures(); let i = 2, s = 2; if (a && a.length > 0 && (i = a[0].getComponents(), a[0].getTarget() === t.context.TEXTURE_CUBE_MAP && (s = 3)), t.renderable.getColorTextureMap() && (i = t.renderable.getColorTextureMap().getPointData().getScalars().getNumberOfComponents(), s = 2), 2 === s) { if (n = cd.substitute(n, "//VTK::TCoord::Dec", "attribute vec2 tcoordMC; varying vec2 tcoordVCVSOutput;").result, r = cd.substitute(r, "//VTK::TCoord::Dec", ["in vec2 tcoordVCVSOutput[];", "out vec2 tcoordVCGSOutput;"]).result, r = cd.substitute(r, "//VTK::TCoord::Impl", "tcoordVCGSOutput = tcoordVCVSOutput[i];").result, o = cd.substitute(o, "//VTK::TCoord::Dec", ["varying vec2 tcoordVCVSOutput;", "uniform sampler2D texture1;"]).result, a && a.length >= 1) switch (i) { case 1: o = cd.substitute(o, "//VTK::TCoord::Impl", ["  vec4 tcolor = texture2D(texture1, tcoordVCVSOutput);", "  ambientColor = ambientColor*tcolor.r;", "  diffuseColor = diffuseColor*tcolor.r;"]).result; break; case 2: o = cd.substitute(o, "//VTK::TCoord::Impl", ["  vec4 tcolor = texture2D(texture1, tcoordVCVSOutput);", "  ambientColor = ambientColor*tcolor.r;", "  diffuseColor = diffuseColor*tcolor.r;", "  opacity = opacity * tcolor.g;"]).result; break; default: o = cd.substitute(o, "//VTK::TCoord::Impl", ["  vec4 tcolor = texture2D(texture1, tcoordVCVSOutput);", "  ambientColor = ambientColor*tcolor.rgb;", "  diffuseColor = diffuseColor*tcolor.rgb;", "  opacity = opacity * tcolor.a;"]).result } } else switch (n = cd.substitute(n, "//VTK::TCoord::Dec", "attribute vec3 tcoordMC; varying vec3 tcoordVCVSOutput;").result, r = cd.substitute(r, "//VTK::TCoord::Dec", ["in vec3 tcoordVCVSOutput[];", "out vec3 tcoordVCGSOutput;"]).result, r = cd.substitute(r, "//VTK::TCoord::Impl", "tcoordVCGSOutput = tcoordVCVSOutput[i];").result, o = cd.substitute(o, "//VTK::TCoord::Dec", ["varying vec3 tcoordVCVSOutput;", "uniform samplerCube texture1;"]).result, i) { case 1: o = cd.substitute(o, "//VTK::TCoord::Impl", ["  vec4 tcolor = textureCube(texture1, tcoordVCVSOutput);", "  ambientColor = ambientColor*tcolor.r;", "  diffuseColor = diffuseColor*tcolor.r;"]).result; break; case 2: o = cd.substitute(o, "//VTK::TCoord::Impl", ["  vec4 tcolor = textureCube(texture1, tcoordVCVSOutput);", "  ambientColor = ambientColor*tcolor.r;", "  diffuseColor = diffuseColor*tcolor.r;", "  opacity = opacity * tcolor.g;"]).result; break; default: o = cd.substitute(o, "//VTK::TCoord::Impl", ["  vec4 tcolor = textureCube(texture1, tcoordVCVSOutput);", "  ambientColor = ambientColor*tcolor.rgb;", "  diffuseColor = diffuseColor*tcolor.rgb;", "  opacity = opacity * tcolor.a;"]).result }e.Vertex = n, e.Geometry = r, e.Fragment = o } }, e.replaceShaderClip = (e, n, r) => { let o = e.Vertex, a = e.Fragment; if (t.renderable.getNumberOfClippingPlanes()) { const e = t.renderable.getNumberOfClippingPlanes(); o = cd.substitute(o, "//VTK::Clip::Dec", ["uniform int numClipPlanes;", `uniform vec4 clipPlanes[${e}];`, `varying float clipDistancesVSOutput[${e}];`]).result, o = cd.substitute(o, "//VTK::Clip::Impl", [`for (int planeNum = 0; planeNum < ${e}; planeNum++)`, "    {", "    if (planeNum >= numClipPlanes)", "        {", "        break;", "        }", "    clipDistancesVSOutput[planeNum] = dot(clipPlanes[planeNum], vertexMC);", "    }"]).result, a = cd.substitute(a, "//VTK::Clip::Dec", ["uniform int numClipPlanes;", `varying float clipDistancesVSOutput[${e}];`]).result, a = cd.substitute(a, "//VTK::Clip::Impl", [`for (int planeNum = 0; planeNum < ${e}; planeNum++)`, "    {", "    if (planeNum >= numClipPlanes)", "        {", "        break;", "        }", "    if (clipDistancesVSOutput[planeNum] < 0.0) discard;", "    }"]).result } e.Vertex = o, e.Fragment = a }, e.getCoincidentParameters = (e, n) => { let r = { factor: 0, offset: 0 }; const o = n.getProperty(); if (t.renderable.getResolveCoincidentTopology() || o.getEdgeVisibility() && o.getRepresentation() === Wd.SURFACE) { const e = t.lastBoundBO.getPrimitiveType(); e === zd.Points || o.getRepresentation() === Wd.POINTS ? r = t.renderable.getCoincidentTopologyPointOffsetParameter() : e === zd.Lines || o.getRepresentation() === Wd.WIREFRAME ? r = t.renderable.getCoincidentTopologyLineOffsetParameters() : e !== zd.Tris && e !== zd.TriStrips || (r = t.renderable.getCoincidentTopologyPolygonOffsetParameters()), e !== zd.TrisEdges && e !== zd.TriStripsEdges || (r = t.renderable.getCoincidentTopologyPolygonOffsetParameters(), r.factor /= 2, r.offset /= 2) } const a = t._openGLRenderer.getSelector(); return a && a.getFieldAssociation() === Ud.FIELD_ASSOCIATION_POINTS && (r.offset -= 2), r }, e.replaceShaderPicking = (e, n, r) => { let o = e.Fragment, a = e.Vertex; if (o = cd.substitute(o, "//VTK::Picking::Dec", ["uniform int picking;", "//VTK::Picking::Dec"]).result, t._openGLRenderer.getSelector()) { switch (t.lastSelectionState !== zl.ID_LOW24 && t.lastSelectionState !== zl.ID_HIGH24 || (a = cd.substitute(a, "//VTK::Picking::Dec", ["flat out int vertexIDVSOutput;\n", "uniform int VertexIDOffset;\n"]).result, a = cd.substitute(a, "//VTK::Picking::Impl", "  vertexIDVSOutput = gl_VertexID + VertexIDOffset;\n").result, o = cd.substitute(o, "//VTK::Picking::Dec", "flat in int vertexIDVSOutput;\n").result, o = cd.substitute(o, "//VTK::Picking::Impl", ["  int idx = vertexIDVSOutput;", "//VTK::Picking::Impl"]).result), t.lastSelectionState) { case zl.ID_LOW24: o = cd.substitute(o, "//VTK::Picking::Impl", "  gl_FragData[0] = vec4(float(idx%256)/255.0, float((idx/256)%256)/255.0, float((idx/65536)%256)/255.0, 1.0);").result; break; case zl.ID_HIGH24: o = cd.substitute(o, "//VTK::Picking::Impl", "  gl_FragData[0] = vec4(float(idx)/255.0, 0.0, 0.0, 1.0);").result; break; default: o = cd.substitute(o, "//VTK::Picking::Dec", "uniform vec3 mapperIndex;").result, o = cd.substitute(o, "//VTK::Picking::Impl", "  gl_FragData[0] = picking != 0 ? vec4(mapperIndex,1.0) : gl_FragData[0];").result }e.Fragment = o, e.Vertex = a } }, e.replaceShaderValues = (n, r, o) => { if (e.replaceShaderColor(n, r, o), e.replaceShaderNormal(n, r, o), e.replaceShaderLight(n, r, o), e.replaceShaderTCoord(n, r, o), e.replaceShaderPicking(n, r, o), e.replaceShaderClip(n, r, o), e.replaceShaderCoincidentOffset(n, r, o), e.replaceShaderPositionVC(n, r, o), t.haveSeenDepthRequest) { let e = n.Fragment; e = cd.substitute(e, "//VTK::ZBuffer::Dec", "uniform int depthRequest;").result, e = cd.substitute(e, "//VTK::ZBuffer::Impl", ["if (depthRequest == 1) {", "float iz = floor(gl_FragCoord.z*65535.0 + 0.1);", "float rf = floor(iz/256.0)/255.0;", "float gf = mod(iz,256.0)/255.0;", "gl_FragData[0] = vec4(rf, gf, 0.0, 1.0); }"]).result, n.Fragment = e } }, e.getNeedToRebuildShaders = (e, n, r) => { let o = 0, a = 0; const i = e.getPrimitiveType(), s = t.currentInput; let l = !1; const c = s.getPointData().getNormals(), u = s.getCellData().getNormals(), d = r.getProperty().getInterpolation() === Hd.FLAT, p = r.getProperty().getRepresentation(), f = e.getOpenGLMode(p, i); if (f === t.context.TRIANGLES || u && !c || !d && c ? l = !0 : d || f !== t.context.LINES || (l = !0), r.getProperty().getLighting() && l) { o = 0; const e = n.getLightsByReference(); for (let t = 0; t < e.length; ++t) { const n = e[t]; n.getSwitch() > 0 && (a++, 0 === o && (o = 1)), 1 === o && (a > 1 || 1 !== n.getIntensity() || !n.lightTypeIsHeadLight()) && (o = 2), o < 3 && n.getPositional() && (o = 3) } } let g = !1; const m = t.lastBoundBO.getReferenceByName("lastLightComplexity"), h = t.lastBoundBO.getReferenceByName("lastLightCount"); return m === o && h === a || (t.lastBoundBO.set({ lastLightComplexity: o }, !0), t.lastBoundBO.set({ lastLightCount: a }, !0), g = !0), (!t.currentRenderPass && t.lastRenderPassShaderReplacement || t.currentRenderPass && t.currentRenderPass.getShaderReplacement() !== t.lastRenderPassShaderReplacement) && (g = !0), !!(t.lastHaveSeenDepthRequest !== t.haveSeenDepthRequest || e.getShaderSourceTime().getMTime() < t.renderable.getMTime() || e.getShaderSourceTime().getMTime() < t.currentInput.getMTime() || e.getShaderSourceTime().getMTime() < t.selectionStateChanged.getMTime() || g) && (t.lastHaveSeenDepthRequest = t.haveSeenDepthRequest, !0) }, e.invokeShaderCallbacks = (e, n, r) => { const o = t.renderable.getViewSpecificProperties().ShadersCallbacks; o && o.forEach((t => { t.callback(t.userData, e, n, r) })) }, e.setMapperShaderParameters = (n, r, o) => { if (n.getProgram().isUniformUsed("PrimitiveIDOffset") && n.getProgram().setUniformi("PrimitiveIDOffset", t.primitiveIDOffset), n.getProgram().isUniformUsed("VertexIDOffset") && n.getProgram().setUniformi("VertexIDOffset", t.vertexIDOffset), n.getCABO().getElementCount() && (t.VBOBuildTime.getMTime() > n.getAttributeUpdateTime().getMTime() || n.getShaderSourceTime().getMTime() > n.getAttributeUpdateTime().getMTime())) { const e = t.lastBoundBO.getReferenceByName("lastLightComplexity"); n.getProgram().isAttributeUsed("vertexMC") && (n.getVAO().addAttributeArray(n.getProgram(), n.getCABO(), "vertexMC", n.getCABO().getVertexOffset(), n.getCABO().getStride(), t.context.FLOAT, 3, !1) || qd("Error setting vertexMC in shader VAO.")), n.getProgram().isAttributeUsed("normalMC") && n.getCABO().getNormalOffset() && e > 0 ? n.getVAO().addAttributeArray(n.getProgram(), n.getCABO(), "normalMC", n.getCABO().getNormalOffset(), n.getCABO().getStride(), t.context.FLOAT, 3, !1) || qd("Error setting normalMC in shader VAO.") : n.getVAO().removeAttributeArray("normalMC"), t.renderable.getCustomShaderAttributes().forEach(((e, r) => { n.getProgram().isAttributeUsed(`${e}MC`) && (n.getVAO().addAttributeArray(n.getProgram(), n.getCABO(), `${e}MC`, n.getCABO().getCustomData()[r].offset, n.getCABO().getStride(), t.context.FLOAT, n.getCABO().getCustomData()[r].components, !1) || qd(`Error setting ${e}MC in shader VAO.`)) })), n.getProgram().isAttributeUsed("tcoordMC") && n.getCABO().getTCoordOffset() ? n.getVAO().addAttributeArray(n.getProgram(), n.getCABO(), "tcoordMC", n.getCABO().getTCoordOffset(), n.getCABO().getStride(), t.context.FLOAT, n.getCABO().getTCoordComponents(), !1) || qd("Error setting tcoordMC in shader VAO.") : n.getVAO().removeAttributeArray("tcoordMC"), n.getProgram().isAttributeUsed("scalarColor") && n.getCABO().getColorComponents() ? n.getVAO().addAttributeArray(n.getProgram(), n.getCABO().getColorBO(), "scalarColor", n.getCABO().getColorOffset(), n.getCABO().getColorBOStride(), t.context.UNSIGNED_BYTE, 4, !0) || qd("Error setting scalarColor in shader VAO.") : n.getVAO().removeAttributeArray("scalarColor"), n.getAttributeUpdateTime().modified() } if (t.renderable.getNumberOfClippingPlanes()) { const e = t.renderable.getNumberOfClippingPlanes(), r = [], a = n.getCABO().getCoordShiftAndScaleEnabled() ? n.getCABO().getInverseShiftAndScaleMatrix() : null, i = a ? d(t.tmpMat4, o.getMatrix()) : o.getMatrix(); a && (m(i, i), T(i, i, a), m(i, i)); for (let n = 0; n < e; n++) { const e = []; t.renderable.getClippingPlaneInDataCoords(i, n, e); for (let t = 0; t < 4; t++)r.push(e[t]) } n.getProgram().setUniformi("numClipPlanes", e), n.getProgram().setUniform4fv("clipPlanes", r) } t.internalColorTexture && n.getProgram().isUniformUsed("texture1") && n.getProgram().setUniformi("texture1", t.internalColorTexture.getTextureUnit()); const a = t.openGLActor.getActiveTextures(); if (a) for (let e = 0; e < a.length; ++e) { const t = a[e].getTextureUnit(), r = `texture${t + 1}`; n.getProgram().isUniformUsed(r) && n.getProgram().setUniformi(r, t) } if (t.haveSeenDepthRequest && n.getProgram().setUniformi("depthRequest", t.renderDepth ? 1 : 0), n.getProgram().isUniformUsed("coffset")) { const t = e.getCoincidentParameters(r, o); n.getProgram().setUniformf("coffset", t.offset), n.getProgram().isUniformUsed("cfactor") && n.getProgram().setUniformf("cfactor", t.factor) } n.setMapperShaderParameters(r, o, t._openGLRenderer.getTiledSizeAndOrigin()); const i = t._openGLRenderer.getSelector(); n.getProgram().setUniform3fArray("mapperIndex", i ? i.getPropColorValue() : [0, 0, 0]), n.getProgram().setUniformi("picking", i ? i.getCurrentPass() + 1 : 0) }, e.setLightingShaderParameters = (e, n, r) => { const o = t.lastBoundBO.getReferenceByName("lastLightComplexity"); if (o < 2) return; const a = e.getProgram(); let i = 0; const s = n.getLightsByReference(); for (let e = 0; e < s.length; ++e) { const r = s[e]; if (r.getSwitch() > 0) { const e = r.getColorByReference(), o = r.getIntensity(); t.lightColor[0] = e[0] * o, t.lightColor[1] = e[1] * o, t.lightColor[2] = e[2] * o; const s = r.getDirection(), l = n.getActiveCamera().getViewMatrix(), c = [...s]; r.lightTypeIsSceneLight() && (c[0] = l[0] * s[0] + l[1] * s[1] + l[2] * s[2], c[1] = l[4] * s[0] + l[5] * s[1] + l[6] * s[2], c[2] = l[8] * s[0] + l[9] * s[1] + l[10] * s[2], qo(c)), t.lightDirection[0] = c[0], t.lightDirection[1] = c[1], t.lightDirection[2] = c[2], qo(t.lightDirection), a.setUniform3fArray(`lightColor${i}`, t.lightColor), a.setUniform3fArray(`lightDirectionVC${i}`, t.lightDirection), i++ } } if (o < 3) return; const l = n.getActiveCamera().getViewMatrix(); m(l, l), i = 0; for (let e = 0; e < s.length; ++e) { const t = s[e]; if (t.getSwitch() > 0) { const e = t.getTransformedPosition(), n = new Float64Array(3); Vn(n, e, l), a.setUniform3fArray(`lightAttenuation${i}`, t.getAttenuationValuesByReference()), a.setUniformi(`lightPositional${i}`, t.getPositional()), a.setUniformf(`lightExponent${i}`, t.getExponent()), a.setUniformf(`lightConeAngle${i}`, t.getConeAngle()), a.setUniform3fArray(`lightPositionVC${i}`, [n[0], n[1], n[2]]), i++ } } }, e.setCameraShaderParameters = (e, a, i) => { const s = e.getProgram(), l = t.openGLCamera.getKeyMatrices(a), c = a.getActiveCamera(), u = t.openGLCamera.getKeyMatrixTime().getMTime(), d = s.getLastCameraMTime(), p = e.getCABO().getCoordShiftAndScaleEnabled() ? e.getCABO().getInverseShiftAndScaleMatrix() : null, f = i.getIsIdentity(), m = f ? { mcwc: null, normalMatrix: null } : t.openGLActor.getKeyMatrices(); if (i.getCoordinateSystem() === Zd.DISPLAY) { const e = t._openGLRenderer.getTiledSizeAndOrigin(); g(t.tmpMat4), t.tmpMat4[0] = 2 / e.usize, t.tmpMat4[12] = -1, t.tmpMat4[5] = 2 / e.vsize, t.tmpMat4[13] = -1, T(t.tmpMat4, t.tmpMat4, p), s.setUniformMatrix("MCPCMatrix", t.tmpMat4) } else s.setUniformMatrix("MCPCMatrix", n([l.wcpc, m.mcwc, p], r, t.tmpMat4)); s.isUniformUsed("MCVCMatrix") && s.setUniformMatrix("MCVCMatrix", n([l.wcvc, m.mcwc, p], r, t.tmpMat4)), s.isUniformUsed("normalMatrix") && s.setUniformMatrix3x3("normalMatrix", n([l.normalMatrix, m.normalMatrix], o, t.tmpMat3)), d !== u && (s.isUniformUsed("cameraParallel") && s.setUniformi("cameraParallel", c.getParallelProjection()), s.setLastCameraMTime(u)), f || s.setLastCameraMTime(0) }, e.setPropertyShaderParameters = (e, n, r) => { const o = e.getProgram(); let a = r.getProperty(), i = a.getOpacity(), s = t.drawingEdges ? a.getEdgeColorByReference() : a.getAmbientColorByReference(), l = t.drawingEdges ? a.getEdgeColorByReference() : a.getDiffuseColorByReference(), c = t.drawingEdges ? 1 : a.getAmbient(), u = t.drawingEdges ? 0 : a.getDiffuse(), d = t.drawingEdges ? 0 : a.getSpecular(); const p = a.getSpecularPower(); o.setUniformf("opacityUniform", i), o.setUniform3fArray("ambientColorUniform", s), o.setUniform3fArray("diffuseColorUniform", l), o.setUniformf("ambient", c), o.setUniformf("diffuse", u); const f = t.lastBoundBO.getReferenceByName("lastLightComplexity"); if (f < 1) return; let g = a.getSpecularColorByReference(); if (o.setUniform3fArray("specularColorUniform", g), o.setUniformf("specularPowerUniform", p), o.setUniformf("specular", d), o.isUniformUsed("ambientIntensityBF")) { if (a = r.getBackfaceProperty(), i = a.getOpacity(), s = a.getAmbientColor(), c = a.getAmbient(), l = a.getDiffuseColor(), u = a.getDiffuse(), g = a.getSpecularColor(), d = a.getSpecular(), o.setUniformf("ambientIntensityBF", c), o.setUniformf("diffuseIntensityBF", u), o.setUniformf("opacityUniformBF", i), o.setUniform3fArray("ambientColorUniformBF", s), o.setUniform3fArray("diffuseColorUniformBF", l), f < 1) return; o.setUniformf("specularIntensityBF", d), o.setUniform3fArray("specularColorUniformBF", g), o.setUniformf("specularPowerUniformBF", p) } }, e.updateMaximumPointCellIds = (e, n) => { const r = t._openGLRenderer.getSelector(); if (r) { if (t.selectionWebGLIdsToVTKIds?.points?.length) { const e = t.selectionWebGLIdsToVTKIds.points.length; r.setMaximumPointId(e - 1) } if (t.selectionWebGLIdsToVTKIds?.cells?.length) { const e = t.selectionWebGLIdsToVTKIds.cells.length; r.setMaximumCellId(e - 1) } r.getFieldAssociation() === Ud.FIELD_ASSOCIATION_POINTS && (t.pointPicking = !0) } }, e.renderPieceStart = (n, r) => { t.primitiveIDOffset = 0, t.vertexIDOffset = 0; const o = function (e) { const t = e.getSelector(); return t ? t.getCurrentPass() : zl.MIN_KNOWN_PASS - 1 }(t._openGLRenderer); t.lastSelectionState !== o && (t.selectionStateChanged.modified(), t.lastSelectionState = o), t._openGLRenderer.getSelector() && t._openGLRenderer.getSelector().renderProp(r), e.updateBufferObjects(n, r), t.renderable.getColorTextureMap() && t.internalColorTexture.activate(), t.lastBoundBO = null }, e.renderPieceDraw = (n, r) => { const o = r.getProperty().getRepresentation(), a = r.getProperty().getEdgeVisibility() && o === Wd.SURFACE, i = t._openGLRenderer.getSelector(), s = i && i.getFieldAssociation() === Ud.FIELD_ASSOCIATION_POINTS && (t.lastSelectionState === zl.ID_LOW24 || t.lastSelectionState === zl.ID_HIGH24); for (let i = zd.Start; i < zd.End; i++)t.primitives[i].setPointPicking(s), t.primitives[i].getCABO().getElementCount() && (t.drawingEdges = a && (i === zd.TrisEdges || i === zd.TriStripsEdges), t.drawingEdges && (t.renderDepth || t.lastSelectionState >= 0) || (t.lastBoundBO = t.primitives[i], t.primitiveIDOffset += t.primitives[i].drawArrays(n, r, o, e), t.vertexIDOffset += t.primitives[i].getCABO().getElementCount())) }, e.renderPieceFinish = (e, n) => { t.LastBoundBO && t.LastBoundBO.getVAO().release(), t.renderable.getColorTextureMap() && t.internalColorTexture.deactivate() }, e.renderPiece = (n, r) => { if (e.invokeEvent(Xd), t.renderable.getStatic() || t.renderable.update(), t.currentInput = t.renderable.getInputData(), e.invokeEvent(Yd), !t.currentInput) return void qd("No input!"); if (!t.currentInput.getPoints || !t.currentInput.getPoints().getNumberOfValues()) return; const o = t.context, a = r.getProperty().getBackfaceCulling(), i = r.getProperty().getFrontfaceCulling(); a || i ? i ? (t._openGLRenderWindow.enableCullFace(), o.cullFace(o.FRONT)) : (t._openGLRenderWindow.enableCullFace(), o.cullFace(o.BACK)) : t._openGLRenderWindow.disableCullFace(), e.renderPieceStart(n, r), e.renderPieceDraw(n, r), e.renderPieceFinish(n, r) }, e.computeBounds = (n, r) => { e.getInput() ? t.bounds = e.getInput().getBounds() : Oa(t.bounds) }, e.updateBufferObjects = (t, n) => { e.getNeedToRebuildBufferObjects(t, n) && e.buildBufferObjects(t, n) }, e.getNeedToRebuildBufferObjects = (n, r) => { const o = t.VBOBuildTime.getMTime(); return o < e.getMTime() || o < t.renderable.getMTime() || o < r.getMTime() || o < t.currentInput.getMTime() }, e.buildBufferObjects = (n, r) => { const o = t.currentInput; if (null === o) return; t.renderable.mapScalars(o, 1); const a = t.renderable.getColorMapColors(); t.haveCellScalars = !1; const i = t.renderable.getScalarMode(); t.renderable.getScalarVisibility() && (i !== jd.USE_CELL_DATA && i !== jd.USE_CELL_FIELD_DATA && i !== jd.USE_FIELD_DATA && o.getPointData().getScalars() || i === jd.USE_POINT_FIELD_DATA || !a || (t.haveCellScalars = !0)); let s = r.getProperty().getInterpolation() !== Hd.FLAT ? o.getPointData().getNormals() : null; null === s && o.getCellData().getNormals() && (t.haveCellNormals = !0, s = o.getCellData().getNormals()); const l = r.getProperty().getRepresentation(); let c = o.getPointData().getTCoords(); if (t.openGLActor.getActiveTextures() || (c = null), t.renderable.getColorCoordinates()) { c = t.renderable.getColorCoordinates(), t.internalColorTexture || (t.internalColorTexture = Nd.newInstance({ resizable: !0 })); const e = t.internalColorTexture; e.setMinificationFilter(Kd.NEAREST), e.setMagnificationFilter(Kd.NEAREST), e.setWrapS($d.CLAMP_TO_EDGE), e.setWrapT($d.CLAMP_TO_EDGE), e.setOpenGLRenderWindow(t._openGLRenderWindow); const n = t.renderable.getColorTextureMap(), r = n.getExtent(), o = n.getPointData().getScalars(); e.create2DFromRaw(r[1] - r[0] + 1, r[3] - r[2] + 1, o.getNumberOfComponents(), o.getDataType(), o.getData()), e.activate(), e.sendParameters(), e.deactivate() } const u = `${o.getMTime()}A${l}B${o.getMTime()}C${s ? s.getMTime() : 1}D${a ? a.getMTime() : 1}E${r.getProperty().getEdgeVisibility()}F${c ? c.getMTime() : 1}`; if (t.VBOBuildString !== u) { const n = { points: o.getPoints(), normals: s, tcoords: c, colors: a, cellOffset: 0, vertexOffset: 0, haveCellScalars: t.haveCellScalars, haveCellNormals: t.haveCellNormals, customAttributes: t.renderable.getCustomShaderAttributes().map((e => o.getPointData().getArrayByName(e))) }; t.renderable.getPopulateSelectionSettings() && (t.selectionWebGLIdsToVTKIds = { points: null, cells: null }); const i = [{ inRep: "verts", cells: o.getVerts() }, { inRep: "lines", cells: o.getLines() }, { inRep: "polys", cells: o.getPolys() }, { inRep: "strips", cells: o.getStrips() }, { inRep: "polys", cells: o.getPolys() }, { inRep: "strips", cells: o.getStrips() }], d = r.getProperty().getEdgeVisibility() && l === Wd.SURFACE; for (let e = zd.Start; e < zd.End; e++)e !== zd.TrisEdges && e !== zd.TriStripsEdges ? (n.cellOffset += t.primitives[e].getCABO().createVBO(i[e].cells, i[e].inRep, l, n, t.selectionWebGLIdsToVTKIds), n.vertexOffset += t.primitives[e].getCABO().getElementCount()) : d ? t.primitives[e].getCABO().createVBO(i[e].cells, i[e].inRep, Wd.WIREFRAME, { ...n, tcoords: null, colors: null, haveCellScalars: !1, haveCellNormals: !1 }) : t.primitives[e].releaseGraphicsResources(); t.renderable.getPopulateSelectionSettings() && (t.renderable.setSelectionWebGLIdsToVTKIds(t.selectionWebGLIdsToVTKIds), e.updateMaximumPointCellIds()), t.VBOBuildTime.modified(), t.VBOBuildString = u } }, e.getAllocatedGPUMemoryInBytes = () => { let e = 0; return t.primitives.forEach((t => { e += t.getAllocatedGPUMemoryInBytes() })), e } } const Jd = { context: null, VBOBuildTime: 0, VBOBuildString: null, primitives: null, primTypes: null, shaderRebuildString: null, tmpMat4: null, ambientColor: [], diffuseColor: [], specularColor: [], lightColor: [], lightDirection: [], lastHaveSeenDepthRequest: !1, haveSeenDepthRequest: !1, lastSelectionState: zl.MIN_KNOWN_PASS - 1, selectionStateChanged: null, selectionWebGLIdsToVTKIds: null, pointPicking: !1 }; function ep(e, t) { let n = arguments.length > 2 && void 0 !== arguments[2] ? arguments[2] : {}; Object.assign(t, Jd, n), Zt.extend(e, t, n), kd(e, t, n), Gd(e, t, n), t.primitives = [], t.primTypes = zd, t.tmpMat3 = pe(new Float64Array(9)), t.tmpMat4 = g(new Float64Array(16)); for (let e = zd.Start; e < zd.End; e++)t.primitives[e] = yd.newInstance(), t.primitives[e].setPrimitiveType(e), t.primitives[e].set({ lastLightComplexity: 0, lastLightCount: 0, lastSelectionPass: !1 }, !0); At(e, t, ["context"]), t.VBOBuildTime = {}, yt(t.VBOBuildTime, { mtime: 0 }), t.selectionStateChanged = {}, yt(t.selectionStateChanged, { mtime: 0 }), Qd(e, t) } const tp = Et(ep, "vtkOpenGLPolyDataMapper"); var np = { newInstance: tp, extend: ep }; rn("vtkMapper", tp); const { ColorMode: rp, ScalarMode: op, GetArray: ap } = hl; function ip(e, t) { t.classHierarchy.push("vtkMapper2D"), e.createDefaultLookupTable = () => { t.lookupTable = El.newInstance() }, e.getColorModeAsString = () => jt.enumToString(rp, t.colorMode), e.setColorModeToDefault = () => e.setColorMode(0), e.setColorModeToMapScalars = () => e.setColorMode(1), e.setColorModeToDirectScalars = () => e.setColorMode(2), e.getScalarModeAsString = () => jt.enumToString(op, t.scalarMode), e.setScalarModeToDefault = () => e.setScalarMode(0), e.setScalarModeToUsePointData = () => e.setScalarMode(1), e.setScalarModeToUseCellData = () => e.setScalarMode(2), e.setScalarModeToUsePointFieldData = () => e.setScalarMode(3), e.setScalarModeToUseCellFieldData = () => e.setScalarMode(4), e.setScalarModeToUseFieldData = () => e.setScalarMode(5), e.getAbstractScalars = (e, n, r, o, a) => { if (!e || !t.scalarVisibility) return { scalars: null, cellFLag: !1 }; let i = null, s = !1; if (n === op.DEFAULT) i = e.getPointData().getScalars(), i || (i = e.getCellData().getScalars(), s = !0); else if (n === op.USE_POINT_DATA) i = e.getPointData().getScalars(); else if (n === op.USE_CELL_DATA) i = e.getCellData().getScalars(), s = !0; else if (n === op.USE_POINT_FIELD_DATA) { const t = e.getPointData(); i = r === ap.BY_ID ? t.getArrayByIndex(o) : t.getArrayByName(a) } else if (n === op.USE_CELL_FIELD_DATA) { const t = e.getCellData(); s = !0, i = r === ap.BY_ID ? t.getArrayByIndex(o) : t.getArrayByName(a) } else if (n === op.USE_FIELD_DATA) { const t = e.getFieldData(); i = r === ap.BY_ID ? t.getArrayByIndex(o) : t.getArrayByName(a) } return { scalars: i, cellFlag: s } }, e.getLookupTable = () => (t.lookupTable || e.createDefaultLookupTable(), t.lookupTable), e.getMTime = () => { let e = t.mtime; if (null !== t.lookupTable) { const n = t.lookupTable.getMTime(); e = n > e ? n : e } return e }, e.mapScalars = (n, r) => { const o = e.getAbstractScalars(n, t.scalarMode, t.arrayAccessMode, t.arrayId, t.colorByArrayName).scalars; if (!o) return void (t.colorMapColors = null); const a = `${e.getMTime()}${o.getMTime()}${r}`; if (t.colorBuildString === a) return; t.useLookupTableScalarRange || e.getLookupTable().setRange(t.scalarRange[0], t.scalarRange[1]); const i = e.getLookupTable(); i && (i.build(), t.colorMapColors = i.mapScalars(o, t.colorMode, t.fieldDataTupleId)), t.colorBuildString = `${e.getMTime()}${o.getMTime()}${r}` }, e.getPrimitiveCount = () => { const t = e.getInputData(); return { points: t.getPoints().getNumberOfValues() / 3, verts: t.getVerts().getNumberOfValues() - t.getVerts().getNumberOfCells(), lines: t.getLines().getNumberOfValues() - 2 * t.getLines().getNumberOfCells(), triangles: t.getPolys().getNumberOfValues() - 3 * t.getPolys().getNumberOfCells() } } } const sp = { static: !1, lookupTable: null, scalarVisibility: !1, scalarRange: [0, 1], useLookupTableScalarRange: !1, colorMode: 0, scalarMode: 0, arrayAccessMode: 1, renderTime: 0, colorByArrayName: null, transformCoordinate: null, viewSpecificProperties: null, customShaderAttributes: [] }; function lp(e, t) { let n = arguments.length > 2 && void 0 !== arguments[2] ? arguments[2] : {}; Object.assign(t, sp, n), Bs(e, t, n), jt.get(e, t, ["colorMapColors"]), jt.setGet(e, t, ["arrayAccessMode", "colorByArrayName", "colorMode", "lookupTable", "renderTime", "scalarMode", "scalarVisibility", "static", "transformCoordinate", "useLookupTableScalarRange", "viewSpecificProperties", "customShaderAttributes"]), jt.setGetArray(e, t, ["scalarRange"], 2), t.viewSpecificProperties || (t.viewSpecificProperties = {}), ip(e, t) } var cp = { newInstance: jt.newInstance(lp, "vtkMapper2D"), extend: lp }; const up = 1, { primTypes: dp } = yd, { ScalarMode: pp } = cp, { vtkErrorMacro: fp } = Kt, gp = { type: "StartEvent" }, mp = { type: "EndEvent" }; function hp(e, t) { t.classHierarchy.push("vtkOpenGLPolyDataMapper2D"), e.buildPass = n => { n && (t.openGLActor2D = e.getFirstAncestorOfType("vtkOpenGLActor2D"), t._openGLRenderer = t.openGLActor2D.getFirstAncestorOfType("vtkOpenGLRenderer"), t._openGLRenderWindow = t._openGLRenderer.getParent(), t.openGLCamera = t._openGLRenderer.getViewNodeFor(t._openGLRenderer.getRenderable().getActiveCamera())) }, e.overlayPass = t => { t && e.render() }, e.getShaderTemplate = (e, t, n) => { e.Vertex = "//VTK::System::Dec\n\n/*=========================================================================\n\n  Program:   Visualization Toolkit\n  Module:    vtkPolyData2DVS.glsl\n\n  Copyright (c) Ken Martin, Will Schroeder, Bill Lorensen\n  All rights reserved.\n  See Copyright.txt or http://www.kitware.com/Copyright.htm for details.\n\n     This software is distributed WITHOUT ANY WARRANTY; without even\n     the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR\n     PURPOSE.  See the above copyright notice for more information.\n\n=========================================================================*/\n\n// all variables that represent positions or directions have a suffix\n// indicating the coordinate system they are in. The possible values are\n// MC - Model Coordinates\n// WC - WC world coordinates\n// VC - View Coordinates\n// DC - Display Coordinates\n\nin vec4 vertexWC;\n\n// frag position in VC\n//VTK::PositionVC::Dec\n\n// material property values\n//VTK::Color::Dec\n\n// Texture coordinates\n//VTK::TCoord::Dec\n\n// Apple Bug\n//VTK::PrimID::Dec\n\nuniform mat4 WCVCMatrix;  // World to view matrix\n\nvoid main()\n{\n  // Apple Bug\n  //VTK::PrimID::Impl\n\n  gl_Position = WCVCMatrix*vertexWC;\n\n  //VTK::TCoord::Impl\n\n  //VTK::Color::Impl\n\n  //VTK::PositionVC::Impl\n}\n", e.Fragment = "//VTK::System::Dec\n\n/*=========================================================================\n\n  Program:   Visualization Toolkit\n  Module:    vtkPolyData2DFS.glsl\n\n  Copyright (c) Ken Martin, Will Schroeder, Bill Lorensen\n  All rights reserved.\n  See Copyright.txt or http://www.kitware.com/Copyright.htm for details.\n\n     This software is distributed WITHOUT ANY WARRANTY; without even\n     the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR\n     PURPOSE.  See the above copyright notice for more information.\n\n=========================================================================*/\n\nuniform int PrimitiveIDOffset;\n\n// Texture coordinates\n//VTK::TCoord::Dec\n\n// Scalar coloring\n//VTK::Color::Dec\n\n// Depth Peeling\n//VTK::DepthPeeling::Dec\n\n// picking support\n//VTK::Picking::Dec\n\n// the output of this shader\n//VTK::Output::Dec\n\n// Apple Bug\n//VTK::PrimID::Dec\n\nvoid main()\n{\n  // Apple Bug\n  //VTK::PrimID::Impl\n\n  //VTK::Color::Impl\n  //VTK::TCoord::Impl\n\n  //VTK::DepthPeeling::Impl\n  //VTK::Picking::Impl\n\n  if (gl_FragData[0].a <= 0.0)\n    {\n    discard;\n    }\n}\n", e.Geometry = "" }, e.render = () => { const n = t._openGLRenderWindow.getContext(); if (t.context !== n) { t.context = n; for (let e = dp.Start; e < dp.End; e++)t.primitives[e].setOpenGLRenderWindow(t._openGLRenderWindow) } const r = t.openGLActor2D.getRenderable(), o = t._openGLRenderer.getRenderable(); e.renderPiece(o, r) }, e.renderPiece = (n, r) => { e.invokeEvent(gp), t.renderable.getStatic() || t.renderable.update(), t.currentInput = t.renderable.getInputData(), e.invokeEvent(mp), t.currentInput ? t.currentInput.getPoints && t.currentInput.getPoints().getNumberOfValues() && (e.renderPieceStart(n, r), e.renderPieceDraw(n, r), e.renderPieceFinish(n, r)) : fp("No input!") }, e.renderPieceStart = (n, r) => { t.primitiveIDOffset = 0, t._openGLRenderer.getSelector() && (t._openGLRenderer.getSelector().getCurrentPass(), t._openGLRenderer.getSelector().renderProp(r)), e.updateBufferObjects(n, r), t.lastBoundBO = null }, e.getNeedToRebuildShaders = (e, n, r) => e.getShaderSourceTime().getMTime() < t.renderable.getMTime() || e.getShaderSourceTime().getMTime() < t.currentInput.getMTime(), e.updateBufferObjects = (t, n) => { e.getNeedToRebuildBufferObjects(t, n) && e.buildBufferObjects(t, n) }, e.getNeedToRebuildBufferObjects = (n, r) => { const o = t.VBOBuildTime.getMTime(); return !!(o < e.getMTime() || o < t._openGLRenderWindow.getMTime() || o < t.renderable.getMTime() || o < r.getMTime() || o < t.currentInput.getMTime() || t.renderable.getTransformCoordinate() && o < n.getMTime()) }, e.buildBufferObjects = (e, n) => { const r = t.currentInput; if (null === r) return; t.renderable.mapScalars(r, n.getProperty().getOpacity()); const o = t.renderable.getColorMapColors(); t.haveCellScalars = !1; const a = t.renderable.getScalarMode(); t.renderable.getScalarVisibility() && (a !== pp.USE_CELL_DATA && a !== pp.USE_CELL_FIELD_DATA && a !== pp.USE_FIELD_DATA && r.getPointData().getScalars() || a === pp.USE_POINT_FIELD_DATA || !o || (t.haveCellScalars = !0)); const i = n.getProperty().getRepresentation(); let s = r.getPointData().getTCoords(); t.openGLActor2D.getActiveTextures() || (s = null); const l = t.renderable.getTransformCoordinate(), c = e.getRenderWindow().getViews()[0].getViewportSize(e), u = `${r.getMTime()}A${i}B${r.getMTime()}C${o ? o.getMTime() : 1}D${s ? s.getMTime() : 1}E${l ? e.getMTime() : 1}F${c}`; if (t.VBOBuildString !== u) { let n = r.getPoints(); if (l) { const t = mc.newInstance(), r = n.getNumberOfPoints(); t.setNumberOfPoints(r); const o = []; for (let a = 0; a < r; ++a) { n.getPoint(a, o), l.setValue(o); const r = l.getComputedDoubleViewportValue(e); t.setPoint(a, r[0], r[1], 0) } n = t } const a = { points: n, tcoords: s, colors: o, cellOffset: 0, haveCellScalars: t.haveCellSCalars, customAttributes: t.renderable.getCustomShaderAttributes().map((e => r.getPointData().getArrayByName(e))) }; a.cellOffset += t.primitives[dp.Points].getCABO().createVBO(r.getVerts(), "verts", i, a), a.cellOffset += t.primitives[dp.Lines].getCABO().createVBO(r.getLines(), "lines", i, a), a.cellOffset += t.primitives[dp.Tris].getCABO().createVBO(r.getPolys(), "polys", i, a), a.cellOffset += t.primitives[dp.TriStrips].getCABO().createVBO(r.getStrips(), "strips", i, a), t.VBOBuildTime.modified(), t.VBOBuildString = u } }, e.renderPieceDraw = (n, r) => { const o = r.getProperty().getRepresentation(); t.context.depthMask(!0); for (let a = dp.Start; a < dp.End; a++)t.primitives[a].getCABO().getElementCount() && (t.lastBoundBO = t.primitives[a], t.primitiveIDOffset += t.primitives[a].drawArrays(n, r, o, e)) }, e.renderPieceFinish = (e, n) => { t.lastBoundBO && t.lastBoundBO.getVAO().release() }, e.replaceShaderValues = (t, n, r) => { e.replaceShaderColor(t, n, r), e.replaceShaderTCoord(t, n, r), e.replaceShaderPicking(t, n, r), e.replaceShaderPositionVC(t, n, r) }, e.replaceShaderColor = (e, n, r) => { let o = e.Vertex, a = e.Geometry, i = e.Fragment; t.haveCellScalars && (i = cd.substitute(i, "//VTK::Color::Dec", ["uniform samplerBuffer texture1;"]).result, i = cd.substitute(i, "//VTK::Color::Impl", ["gl_FragData[0] = texelFetchBuffer(texture1, gl_PrimitiveID + PrimitiveIDOffset);"]).result), 0 !== t.lastBoundBO.getCABO().getColorComponents() ? (o = cd.substitute(o, "//VTK::Color::Dec", ["in vec4 diffuseColor;", "out vec4 fcolorVSOutput;"]).result, o = cd.substitute(o, "//VTK::Color::Impl", ["fcolorVSOutput = diffuseColor;"]).result, a = cd.substitute(a, "//VTK::Color::Dec", ["in vec4 fcolorVSOutput[];\n", "out vec4 fcolorGSOutput;"]).result, a = cd.substitute(a, "//VTK::Color::Impl", ["fcolorGSOutput = fcolorVSOutput[i];"]).result, i = cd.substitute(i, "//VTK::Color::Dec", ["in vec4 fcolorVSOutput;"]).result, i = cd.substitute(i, "//VTK::Color::Impl", ["gl_FragData[0] = fcolorVSOutput;"]).result) : (i = cd.substitute(i, "//VTK::Color::Dec", ["uniform vec4 diffuseColor;"]).result, i = cd.substitute(i, "//VTK::Color::Impl", ["gl_FragData[0] = diffuseColor;"]).result), e.Vertex = o, e.Geometry = a, e.Fragment = i }, e.replaceShaderTCoord = (e, n, r) => { if (t.lastBoundBO.getCABO().getTCoordOffset()) { let n = e.Vertex, r = e.Geometry, o = e.Fragment; const a = t.lastBoundBO.getCABO().getTCoordComponents(); 1 === a ? (n = cd.substitute(n, "//VTK::TCoord::Dec", ["in float tcoordMC;", "out float tcoordVCVSOutput;"]).result, n = cd.substitute(n, "//VTK::TCoord::Impl", ["tcoordVCVSOutput = tcoordMC;"]).result, r = cd.substitute(r, "//VTK::TCoord::Dec", ["in float tcoordVCVSOutput[];\n", "out float tcoordVCGSOutput;"]).result, r = cd.substitute(r, ["//VTK::TCoord::Impl", "tcoordVCGSOutput = tcoordVCVSOutput[i];"]).result, o = cd.substitute(o, "//VTK::TCoord::Dec", ["in float tcoordVCVSOutput;", "uniform sampler2D texture1;"]).result, o = cd.substitute(o, "//VTK::TCoord::Impl", ["gl_FragData[0] = gl_FragData[0]*texture2D(texture1, vec2(tcoordVCVSOutput,0));"]).result) : 2 === a && (n = cd.substitute(n, "//VTK::TCoord::Dec", ["in vec2 tcoordMC;", "out vec2 tcoordVCVSOutput;"]).result, n = cd.substitute(n, "//VTK::TCoord::Impl", ["tcoordVCVSOutput = tcoordMC;"]).result, r = cd.substitute(r, "//VTK::TCoord::Dec", ["in vec2 tcoordVCVSOutput[];\n", "out vec2 tcoordVCGSOutput;"]).result, r = cd.substitute(r, "//VTK::TCoord::Impl", ["tcoordVCGSOutput = tcoordVCVSOutput[i];"]).result, o = cd.substitute(o, "//VTK::TCoord::Dec", ["in vec2 tcoordVCVSOutput;", "uniform sampler2D texture1;"]).result, o = cd.substitute(o, "//VTK::TCoord::Impl", ["gl_FragData[0] = gl_FragData[0]*texture2D(texture1, tcoordVCVSOutput.st);"]).result), t.haveCellScalars && (r = cd.substitute(r, "//VTK::PrimID::Impl", ["gl_PrimitiveID = gl_PrimitiveIDIn;"]).result), e.Vertex = n, e.Geometry = r, e.Fragment = o } }, e.replaceShaderPicking = (e, t, n) => { let r = e.Fragment; r = cd.substitute(r, "//VTK::Picking::Dec", ["uniform vec3 mapperIndex;", "uniform int picking;"]).result, r = cd.substitute(r, "//VTK::Picking::Impl", "  gl_FragData[0] = picking != 0 ? vec4(mapperIndex,1.0) : gl_FragData[0];").result, e.Fragment = r }, e.replaceShaderPositionVC = (e, n, r) => { t.lastBoundBO.replaceShaderPositionVC(e, n, r) }, e.invokeShaderCallbacks = (e, n, r) => { const o = t.renderable.getViewSpecificProperties().ShadersCallbacks; o && o.forEach((t => { t.callback(t.userData, e, n, r) })) }, e.setMapperShaderParameters = (e, n, r) => { if (e.getProgram().isUniformUsed("PrimitiveIDOffset") && e.getProgram().setUniformi("PrimitiveIDOffset", t.primitiveIDOffset), e.getProgram().isAttributeUsed("vertexWC") && (e.getVAO().addAttributeArray(e.getProgram(), e.getCABO(), "vertexWC", e.getCABO().getVertexOffset(), e.getCABO().getStride(), t.context.FLOAT, 3, !1) || fp("Error setting vertexWC in shader VAO.")), e.getCABO().getElementCount() && (t.VBOBuildTime.getMTime() > e.getAttributeUpdateTime().getMTime() || e.getShaderSourceTime().getMTime() > e.getAttributeUpdateTime().getMTime())) { t.renderable.getCustomShaderAttributes().forEach(((n, r) => { e.getProgram().isAttributeUsed(`${n}MC`) && (e.getVAO().addAttributeArray(e.getProgram(), e.getCABO(), `${n}MC`, e.getCABO().getCustomData()[r].offset, e.getCABO().getStride(), t.context.FLOAT, e.getCABO().getCustomData()[r].components, !1) || fp(`Error setting ${n}MC in shader VAO.`)) })), e.getProgram().isAttributeUsed("tcoordMC") && e.getCABO().getTCoordOffset() ? e.getVAO().addAttributeArray(e.getProgram(), e.getCABO(), "tcoordMC", e.getCABO().getTCoordOffset(), e.getCABO().getStride(), t.context.FLOAT, e.getCABO().getTCoordComponents(), !1) || fp("Error setting tcoordMC in shader VAO.") : e.getVAO().removeAttributeArray("tcoordMC"), t.internalColorTexture && e.getProgram().isUniformUsed("texture1") && e.getProgram().setUniformi("texture1", t.internalColorTexture.getTextureUnit()); const o = t.openGLActor2D.getActiveTextures(); if (o) for (let t = 0; t < o.length; ++t) { const n = o[t].getTextureUnit(), r = `texture${n + 1}`; e.getProgram().isUniformUsed(r) && e.getProgram().setUniformi(r, n) } e.setMapperShaderParameters(n, r, t._openGLRenderer.getTiledSizeAndOrigin()); const a = t._openGLRenderer.getSelector(); e.getProgram().setUniform3fArray("mapperIndex", a ? a.getPropColorValue() : [0, 0, 0]), e.getProgram().setUniformi("picking", a ? a.getCurrentPass() + 1 : 0) } }, e.setPropertyShaderParameters = (e, n, r) => { const o = t.renderable.getColorMapColors(); if (!o || 0 === o.getNumberOfComponents()) { const t = e.getProgram(), n = r.getProperty(), o = n.getOpacity(), a = n.getColor(), i = [a[0], a[1], a[2], o]; t.setUniform4f("diffuseColor", i) } }, e.setLightingShaderParameters = (e, t, n) => { }, e.setCameraShaderParameters = (e, n, o) => { const a = e.getProgram(), i = e.getCABO().getCoordShiftAndScaleEnabled() ? e.getCABO().getInverseShiftAndScaleMatrix() : null, s = n.getRenderWindow().getViews()[0].getViewportSize(n), l = n.getViewport(), c = o.getActualPositionCoordinate().getComputedDoubleViewportValue(n), u = [0, 0, 1, 1], d = [0, 0, 1, 1]; if (d[0] = l[0] >= u[0] ? l[0] : u[0], d[1] = l[1] >= u[1] ? l[1] : u[1], d[2] = l[2] <= u[2] ? l[2] : u[2], d[3] = l[3] <= u[3] ? l[3] : u[3], d[0] >= d[2]) return; if (d[1] >= d[3]) return; s[0] = Mo(s[0] * (d[2] - d[0]) / (l[2] - l[0])), s[1] = Mo(s[1] * (d[3] - d[1]) / (l[3] - l[1])); const p = t._openGLRenderer.getParent().getSize(), f = Mo(c[0] - (d[0] - l[0]) * p[0]), h = Mo(c[1] - (d[1] - l[1]) * p[1]), v = -f; let y = -f + s[0]; const T = -h; let b = -h + s[1]; v === y && (y = v + 1), T === b && (b = T + 1); const x = g(new Float64Array(16)); var C, S, A; x[0] = 2 / (y - v), x[5] = 2 / (b - T), x[3] = -1 * (y + v) / (y - v), x[7] = -1 * (b + T) / (b - T), x[10] = 0, x[11] = o.getProperty().getDisplayLocation() === up ? -1 : 1, x[15] = 1, m(x, x), a.setUniformMatrix("WCVCMatrix", (C = [x, i], S = r, A = t.tmpMat4, S.identity(A), C.reduce(((e, t, n) => 0 === n ? t ? S.copy(e, t) : S.identity(e) : t ? S.multiply(e, e, t) : e), A))) }, e.getAllocatedGPUMemoryInBytes = () => { let e = 0; return t.primitives.forEach((t => { e += t.getAllocatedGPUMemoryInBytes() })), e } } const vp = { context: null, VBOBuildTime: 0, VBOBuildString: null, primitives: null, primTypes: null, shaderRebuildString: null }; const yp = Et((function (e, t) { let n = arguments.length > 2 && void 0 !== arguments[2] ? arguments[2] : {}; Object.assign(t, vp, n), Zt.extend(e, t, n), kd(e, t, n), Gd(e, t, n), t.primitives = [], t.primTypes = dp, t.tmpMat4 = g(new Float64Array(16)); for (let e = dp.Start; e < dp.End; e++)t.primitives[e] = yd.newInstance(), t.primitives[e].setPrimitiveType(e), t.primitives[e].set({ lastLightComplexity: 0, lastLightCount: 0, lastSelectionPass: !1 }, !0); At(e, t, ["context"]), t.VBOBuildTime = {}, yt(t.VBOBuildTime, { mtime: 0 }), hp(e, t) }), "vtkOpenGLPolyDataMapper2D"); rn("vtkMapper2D", yp); const { VectorMode: Tp } = Pl; function bp(e, t) { e.strokeStyle = t.strokeColor, e.lineWidth = t.strokeSize, e.fillStyle = t.fontColor, e.font = `${t.fontStyle} ${t.fontSize}px ${t.fontFamily}` } function xp(e, t) { return e => { const n = e.getLastSize(), r = (n[0] / 700) ** .8, o = (n[1] / 700) ** .8, a = Math.min(r, o), i = e.getAxisTextStyle(), s = e.getTickTextStyle(); Object.assign(i, t.axisTextStyle), Object.assign(s, t.tickTextStyle), i.fontSize = Math.max(24 * a, 12), e.getLastAspectRatio() > 1 ? s.fontSize = Math.max(20 * a, 10) : s.fontSize = Math.max(16 * a, 10); const l = e.updateTextureAtlas(); e.setTopTitle(!1); const c = e.getBoxSizeByReference(); if (e.getLastAspectRatio() > 1) e.setTickLabelPixelOffset(.3 * s.fontSize), l.titleWidth <= l.tickWidth + e.getTickLabelPixelOffset() + .8 * s.fontSize ? (e.setTopTitle(!0), e.setAxisTitlePixelOffset(.2 * s.fontSize), c[0] = 2 * (l.tickWidth + e.getTickLabelPixelOffset() + .8 * s.fontSize) / n[0], e.setBoxPosition([.98 - c[0], -.92])) : (e.setAxisTitlePixelOffset(.2 * s.fontSize), c[0] = 2 * (l.titleHeight + e.getAxisTitlePixelOffset() + l.tickWidth + e.getTickLabelPixelOffset() + .8 * s.fontSize) / n[0], e.setBoxPosition([.99 - c[0], -.92])), c[1] = Math.max(1.2, Math.min(1.84 / o, 1.84)); else { e.setAxisTitlePixelOffset(1.2 * s.fontSize), e.setTickLabelPixelOffset(.1 * s.fontSize); const t = 2 * (.8 * s.fontSize + l.titleHeight + e.getAxisTitlePixelOffset()) / n[1], r = 2 * l.tickWidth / n[0]; c[0] = Math.min(1.9, Math.max(1.4, 1.4 * r * (e.getTicks().length + 3))), c[1] = t, e.setBoxPosition([-.5 * c[0], -.97]) } e.recomputeBarSegments(l) } } function Cp(e, t) { return e => { const t = e.getLastTickBounds(), n = go().domain([t[0], t[1]]), r = n.ticks(5), o = n.tickFormat(5); e.setTicks(r), e.setTickStrings(r.map(o)) } } function Sp(e, t) { t.classHierarchy.push("vtkScalarBarActorHelper"), e.setRenderable = n => { t.renderable !== n && (t.renderable = n, t.barActor.setProperty(n.getProperty()), t.barActor.setParentProp(n), t.barActor.setCoordinateSystemToDisplay(), t.tmActor.setProperty(n.getProperty()), t.tmActor.setParentProp(n), t.tmActor.setCoordinateSystemToDisplay(), t.generateTicks = n.generateTicks, t.axisTextStyle = { ...n.getAxisTextStyle() }, t.tickTextStyle = { ...n.getTickTextStyle() }, e.modified()) }, e.updateAPISpecificData = (n, r, o) => { t.lastSize[0] === n[0] && t.lastSize[1] === n[1] || (t.lastSize[0] = n[0], t.lastSize[1] = n[1], t.lastAspectRatio = n[0] / n[1], t.forceUpdate = !0); const a = t.renderable.getScalarsToColors(); if (a && t.renderable.getVisibility() && (t.barMapper.setLookupTable(a), t.camera = r, t.renderWindow = o, t.forceUpdate || Math.max(a.getMTime(), e.getMTime(), t.renderable.getMTime()) > t.lastRebuildTime.getMTime())) { const n = a.getMappingRange(); if (t.lastTickBounds = [...n], t.renderable.getGenerateTicks()(e), t.renderable.getAutomated()) t.renderable.getAutoLayout()(e); else { t.axisTextStyle = { ...t.renderable.getAxisTextStyle() }, t.tickTextStyle = { ...t.renderable.getTickTextStyle() }, t.barPosition = [...t.renderable.getBarPosition()], t.barSize = [...t.renderable.getBarSize()], t.boxPosition = [...t.renderable.getBoxPosition()], t.boxSize = [...t.renderable.getBoxSize()], t.axisTitlePixelOffset = t.renderable.getAxisTitlePixelOffset(), t.tickLabelPixelOffset = t.renderable.getTickLabelPixelOffset(); const n = e.updateTextureAtlas(); e.recomputeBarSegments(n) } e.updatePolyDataForLabels(), e.updatePolyDataForBarSegments(), t.lastRebuildTime.modified(), t.forceUpdate = !1 } }, e.updateTextureAtlas = () => { t.tmContext.textBaseline = "bottom", t.tmContext.textAlign = "left"; const n = {}, r = new Map; let o = 0, a = 1; bp(t.tmContext, t.axisTextStyle); let i = t.tmContext.measureText(t.renderable.getAxisLabel()), s = { height: i.actualBoundingBoxAscent + 2, startingHeight: a, width: i.width + 2, textStyle: t.axisTextStyle }; r.set(t.renderable.getAxisLabel(), s), a += s.height, o = s.width, n.titleWidth = s.width, n.titleHeight = s.height, n.tickWidth = 0, n.tickHeight = 0, bp(t.tmContext, t.tickTextStyle); const l = [...e.getTickStrings(), "NaN", "Below", "Above"]; for (let e = 0; e < l.length; e++)r.has(l[e]) || (i = t.tmContext.measureText(l[e]), s = { height: i.actualBoundingBoxAscent + 2, startingHeight: a, width: i.width + 2, textStyle: t.tickTextStyle }, r.set(l[e], s), a += s.height, o < s.width && (o = s.width), n.tickWidth < s.width && (n.tickWidth = s.width), n.tickHeight < s.height && (n.tickHeight = s.height)); return o = _o(o), a = _o(a), r.forEach((e => { e.tcoords = [0, (a - e.startingHeight - e.height) / a, e.width / o, (a - e.startingHeight - e.height) / a, e.width / o, (a - e.startingHeight) / a, 0, (a - e.startingHeight) / a] })), t.tmCanvas.width = o, t.tmCanvas.height = a, t.tmContext.textBaseline = "bottom", t.tmContext.textAlign = "left", t.tmContext.clearRect(0, 0, o, a), r.forEach(((e, n) => { bp(t.tmContext, e.textStyle), t.tmContext.fillText(n, 1, e.startingHeight + e.height - 1) })), t.tmTexture.setCanvas(t.tmCanvas), t.tmTexture.modified(), t._tmAtlas = r, n }, e.computeBarSize = e => { t.vertical = t.boxSize[1] > t.boxSize[0]; const n = 2 * e.tickHeight / t.lastSize[1], r = [1, 1]; if (t.vertical) { const o = 2 * (e.tickWidth + t.tickLabelPixelOffset) / t.lastSize[0]; if (t.topTitle) { const n = 2 * (e.titleHeight + t.axisTitlePixelOffset) / t.lastSize[1]; t.barSize[0] = t.boxSize[0] - o, t.barSize[1] = t.boxSize[1] - n } else { const n = 2 * (e.titleHeight + t.axisTitlePixelOffset) / t.lastSize[0]; t.barSize[0] = t.boxSize[0] - n - o, t.barSize[1] = t.boxSize[1] } t.barPosition[0] = t.boxPosition[0] + o, t.barPosition[1] = t.boxPosition[1], r[1] = n } else { const n = (2 * e.tickWidth - 8) / t.lastSize[0], o = 2 * (e.titleHeight + t.axisTitlePixelOffset) / t.lastSize[1]; t.barSize[0] = t.boxSize[0], t.barPosition[0] = t.boxPosition[0], t.barSize[1] = t.boxSize[1] - o, t.barPosition[1] = t.boxPosition[1], r[0] = n } return r }, e.recomputeBarSegments = n => { const r = e.computeBarSize(n); t.barSegments = []; const o = [0, 0], a = t.vertical ? 1 : 0, i = t.vertical ? .01 : .02; function s(e, n) { t.barSegments.push({ corners: [[...o], [o[0] + r[0], o[1]], [o[0] + r[0], o[1] + r[1]], [o[0], o[1] + r[1]]], scalars: n, title: e }), o[a] += r[a] + i } t.renderable.getDrawNanAnnotation() && t.renderable.getScalarsToColors().getNanColor() && s("NaN", [NaN, NaN, NaN, NaN]), t.renderable.getDrawBelowRangeSwatch() && t.renderable.getScalarsToColors().getUseBelowRangeColor?.() && s("Below", [-.1, -.1, -.1, -.1]); const l = t.renderable.getScalarsToColors().getUseAboveRangeColor?.(); o[a] += i; const c = r[a]; r[a] = l ? 1 - 2 * i - r[a] - o[a] : 1 - i - o[a], s("ticks", t.vertical ? [0, 0, .995, .995] : [0, .995, .995, 0]), t.renderable.getDrawAboveRangeSwatch() && l && (r[a] = c, o[a] += i, s("Above", [1.1, 1.1, 1.1, 1.1])) }; const n = new Float64Array(3); e.createPolyDataForOneLabel = (e, r, o, a, i, s) => { const l = t._tmAtlas.get(e); if (!l) return; let c = s.ptIdx, u = s.cellIdx; n[0] = (.5 * r[0] + .5) * t.lastSize[0], n[1] = (.5 * r[1] + .5) * t.lastSize[1], n[2] = r[2], n[0] += i[0], n[1] += i[1]; const d = [], p = "vertical" === a ? [1, 0] : [0, 1]; "vertical" === a ? (d[0] = l.width, d[1] = -l.height, "middle" === o[0] ? n[1] -= l.width / 2 : "right" === o[0] && (n[1] -= l.width), "middle" === o[1] ? n[0] += l.height / 2 : "top" === o[1] && (n[0] += l.height)) : (d[0] = l.width, d[1] = l.height, "middle" === o[0] ? n[0] -= l.width / 2 : "right" === o[0] && (n[0] -= l.width), "middle" === o[1] ? n[1] -= l.height / 2 : "top" === o[1] && (n[1] -= l.height)), s.points[3 * c] = n[0], s.points[3 * c + 1] = n[1], s.points[3 * c + 2] = n[2], s.tcoords[2 * c] = l.tcoords[0], s.tcoords[2 * c + 1] = l.tcoords[1], c++, n[p[0]] += d[0], s.points[3 * c] = n[0], s.points[3 * c + 1] = n[1], s.points[3 * c + 2] = n[2], s.tcoords[2 * c] = l.tcoords[2], s.tcoords[2 * c + 1] = l.tcoords[3], c++, n[p[1]] += d[1], s.points[3 * c] = n[0], s.points[3 * c + 1] = n[1], s.points[3 * c + 2] = n[2], s.tcoords[2 * c] = l.tcoords[4], s.tcoords[2 * c + 1] = l.tcoords[5], c++, n[p[0]] -= d[0], s.points[3 * c] = n[0], s.points[3 * c + 1] = n[1], s.points[3 * c + 2] = n[2], s.tcoords[2 * c] = l.tcoords[6], s.tcoords[2 * c + 1] = l.tcoords[7], c++, s.polys[4 * u] = 3, s.polys[4 * u + 1] = c - 4, s.polys[4 * u + 2] = c - 3, s.polys[4 * u + 3] = c - 2, u++, s.polys[4 * u] = 3, s.polys[4 * u + 1] = c - 4, s.polys[4 * u + 2] = c - 2, s.polys[4 * u + 3] = c - 1, s.ptIdx += 4, s.cellIdx += 2 }; const r = new Float64Array(3); e.updatePolyDataForLabels = () => { const n = e.getTickStrings().length + t.barSegments.length, o = 4 * n, a = 2 * n, i = new Float64Array(3 * o), s = new Uint16Array(4 * a), l = new Float32Array(2 * o), c = { ptIdx: 0, cellIdx: 0, polys: s, points: i, tcoords: l }, u = t.vertical ? 0 : 1, d = t.vertical ? 1 : 0; r[2] = -.99; const p = t.vertical ? ["right", "middle"] : ["middle", "bottom"]; let f = [0, 1]; const g = [0, 0]; t.vertical ? (g[0] = -t.tickLabelPixelOffset, t.topTitle ? (r[0] = t.boxPosition[0] + .5 * t.boxSize[0], r[1] = t.barPosition[1] + t.barSize[1], e.createPolyDataForOneLabel(t.renderable.getAxisLabel(), r, ["middle", "bottom"], "horizontal", [0, t.axisTitlePixelOffset], c)) : (r[0] = t.barPosition[0] + t.barSize[0], r[1] = t.barPosition[1] + .5 * t.barSize[1], e.createPolyDataForOneLabel(t.renderable.getAxisLabel(), r, ["middle", "top"], "vertical", [t.axisTitlePixelOffset, 0], c)), f = [-1, 0]) : (g[1] = t.tickLabelPixelOffset, r[0] = t.barPosition[0] + .5 * t.barSize[0], r[1] = t.barPosition[1] + t.barSize[1], e.createPolyDataForOneLabel(t.renderable.getAxisLabel(), r, ["middle", "bottom"], "horizontal", [0, t.axisTitlePixelOffset], c)), r[u] = t.barPosition[u] + (.5 * f[u] + .5) * t.barSize[u], r[d] = t.barPosition[d] + .5 * t.barSize[d]; let m = null; for (let n = 0; n < t.barSegments.length; n++) { const o = t.barSegments[n]; "ticks" === o.title ? m = o : (r[d] = t.barPosition[d] + .5 * t.barSize[d] * (o.corners[2][d] + o.corners[0][d]), e.createPolyDataForOneLabel(o.title, r, p, "horizontal", g, c)) } const h = t.barPosition[d] + t.barSize[d] * m.corners[0][d], v = t.barSize[d] * (m.corners[2][d] - m.corners[0][d]), y = e.getTicks(), T = e.getTickStrings(); for (let n = 0; n < y.length; n++) { const o = (y[n] - t.lastTickBounds[0]) / (t.lastTickBounds[1] - t.lastTickBounds[0]); r[d] = h + v * o, e.createPolyDataForOneLabel(T[n], r, p, "horizontal", g, c) } const b = Es.newInstance({ numberOfComponents: 2, values: l, name: "TextureCoordinates" }); t.tmPolyData.getPointData().setTCoords(b), t.tmPolyData.getPoints().setData(i, 3), t.tmPolyData.getPoints().modified(), t.tmPolyData.getPolys().setData(s, 1), t.tmPolyData.getPolys().modified(), t.tmPolyData.modified() }, e.updatePolyDataForBarSegments = () => { const e = t.renderable.getScalarsToColors(); let n = 0; t.renderable.getDrawNanAnnotation() && e.getNanColor() && (n += 1), t.renderable.getDrawBelowRangeSwatch() && e.getUseBelowRangeColor?.() && (n += 1), t.renderable.getDrawAboveRangeSwatch() && e.getUseAboveRangeColor?.() && (n += 1); const o = 4 * (1 + n), a = o; let i = 1; e.getVectorMode() === Tp.COMPONENT && (i = e.getVectorComponent() + 1); const s = new Float64Array(3 * o), l = new Uint16Array(5 * a), c = new Float32Array(o * i); let u = 0, d = 0; for (let e = 0; e < t.barSegments.length; e++) { const n = t.barSegments[e]; for (let e = 0; e < 4; e++) { r[0] = t.barPosition[0] + n.corners[e][0] * t.barSize[0], r[1] = t.barPosition[1] + n.corners[e][1] * t.barSize[1], s[3 * u] = (.5 * r[0] + .5) * t.lastSize[0], s[3 * u + 1] = (.5 * r[1] + .5) * t.lastSize[1], s[3 * u + 2] = r[2]; for (let r = 0; r < i; r++)c[u * i + r] = t.lastTickBounds[0] + n.scalars[e] * (t.lastTickBounds[1] - t.lastTickBounds[0]); u++ } l[5 * d] = 4, l[5 * d + 1] = u - 4, l[5 * d + 2] = u - 3, l[5 * d + 3] = u - 2, l[5 * d + 4] = u - 1, d++ } const p = Es.newInstance({ numberOfComponents: i, values: c, name: "Scalars" }); t.polyData.getPointData().setScalars(p), t.polyData.getPoints().setData(s, 3), t.polyData.getPoints().modified(), t.polyData.getPolys().setData(l, 1), t.polyData.getPolys().modified(), t.polyData.modified() } } const Ap = jt.newInstance((function (e, t) { let n = arguments.length > 2 && void 0 !== arguments[2] ? arguments[2] : { renderable: null }; Object.assign(t, {}, n), jt.obj(e, t), jt.setGet(e, t, ["axisTitlePixelOffset", "tickLabelPixelOffset", "renderable", "topTitle", "ticks", "tickStrings"]), jt.get(e, t, ["lastSize", "lastAspectRatio", "lastTickBounds", "axisTextStyle", "tickTextStyle", "barActor", "tmActor"]), jt.getArray(e, t, ["boxPosition", "boxSize"]), jt.setArray(e, t, ["boxPosition", "boxSize"], 2), t.forceUpdate = !1, t.lastRebuildTime = {}, jt.obj(t.lastRebuildTime, { mtime: 0 }), t.lastSize = [-1, -1], t.tmCanvas = document.createElement("canvas"), t.tmContext = t.tmCanvas.getContext("2d"), t._tmAtlas = new Map, t.barMapper = nc.newInstance(), t.barMapper.setInterpolateScalarsBeforeMapping(!0), t.barMapper.setUseLookupTableScalarRange(!0), t.polyData = gu.newInstance(), t.barMapper.setInputData(t.polyData), t.barActor = hs.newInstance(), t.barActor.setMapper(t.barMapper), t.tmPolyData = gu.newInstance(), t.tmMapper = nc.newInstance(), t.tmMapper.setInputData(t.tmPolyData), t.tmTexture = Tu.newInstance({ resizable: !0 }), t.tmTexture.setInterpolate(!1), t.tmActor = hs.newInstance({ parentProp: e }), t.tmActor.setMapper(t.tmMapper), t.tmActor.addTexture(t.tmTexture), t.barPosition = [0, 0], t.barSize = [0, 0], t.boxPosition = [.88, -.92], t.boxSize = [.1, 1.1], t.lastTickBounds = [], Sp(e, t) }), "vtkScalarBarActorHelper"); function Ip(e, t) { t.classHierarchy.push("vtkScalarBarActor"), e.setTickTextStyle = n => { t.tickTextStyle = { ...t.tickTextStyle, ...n }, e.modified() }, e.setAxisTextStyle = n => { t.axisTextStyle = { ...t.axisTextStyle, ...n }, e.modified() }, e.resetAutoLayoutToDefault = () => { e.setAutoLayout(xp(0, t)) }, e.resetGenerateTicksToDefault = () => { e.setGenerateTicks(Cp()) } } function wp(e) { return { automated: !0, autoLayout: null, axisLabel: "Scalar Value", barPosition: [0, 0], barSize: [0, 0], boxPosition: [.88, -.92], boxSize: [.1, 1.1], scalarToColors: null, axisTitlePixelOffset: 36, axisTextStyle: { fontColor: "white", fontStyle: "normal", fontSize: 18, fontFamily: "serif" }, tickLabelPixelOffset: 14, tickTextStyle: { fontColor: "white", fontStyle: "normal", fontSize: 14, fontFamily: "serif" }, generateTicks: null, drawNanAnnotation: !0, drawBelowRangeSwatch: !0, drawAboveRangeSwatch: !0, ...e } } function Pp(e, t) { let n = arguments.length > 2 && void 0 !== arguments[2] ? arguments[2] : {}; Object.assign(t, wp(n)), t.autoLayout || (t.autoLayout = xp(0, t)), t.generateTicks || (t.generateTicks = Cp()), hs.extend(e, t, n), e.getProperty().setDiffuse(0), e.getProperty().setAmbient(1), jt.setGet(e, t, ["automated", "autoLayout", "axisTitlePixelOffset", "axisLabel", "scalarsToColors", "tickLabelPixelOffset", "generateTicks", "drawNanAnnotation", "drawBelowRangeSwatch", "drawAboveRangeSwatch"]), jt.get(e, t, ["axisTextStyle", "tickTextStyle"]), jt.getArray(e, t, ["barPosition", "barSize", "boxPosition", "boxSize"]), jt.setArray(e, t, ["barPosition", "barSize", "boxPosition", "boxSize"], 2), Ip(e, t) } var Op = { newInstance: jt.newInstance(Pp, "vtkScalarBarActor"), extend: Pp, newScalarBarActorHelper: Ap }; function Rp(e, t) { t.classHierarchy.push("vtkOpenGLScalarBarActor"), e.buildPass = n => { n && (t._openGLRenderer = e.getFirstAncestorOfType("vtkOpenGLRenderer"), t._openGLRenderWindow = t._openGLRenderer.getParent(), t.scalarBarActorHelper.getRenderable() || t.scalarBarActorHelper.setRenderable(t.renderable), e.prepareNodes(), e.addMissingNode(t.scalarBarActorHelper.getBarActor()), e.addMissingNode(t.scalarBarActorHelper.getTmActor()), e.removeUnusedNodes()) }, e.opaquePass = (e, n) => { if (e) { const e = t._openGLRenderer ? t._openGLRenderer.getRenderable().getActiveCamera() : null, n = t._openGLRenderer.getTiledSizeAndOrigin(); t.scalarBarActorHelper.updateAPISpecificData([n.usize, n.vsize], e, t._openGLRenderWindow.getRenderable()) } } } const Mp = {}; const Dp = Et((function (e, t) { let n = arguments.length > 2 && void 0 !== arguments[2] ? arguments[2] : {}; Object.assign(t, Mp, n), Zt.extend(e, t, n), t.scalarBarActorHelper = Op.newScalarBarActorHelper(), Rp(e, t) }), "vtkOpenGLScalarBarActor"); rn("vtkScalarBarActor", Dp); const { vtkErrorMacro: Ep } = Kt; function Vp(e, t) { t.classHierarchy.push("vtkOpenGLSkybox"), e.buildPass = n => { if (n) { t._openGLRenderer = e.getFirstAncestorOfType("vtkOpenGLRenderer"), t._openGLRenderWindow = t._openGLRenderer.getParent(), t.context = t._openGLRenderWindow.getContext(), t.tris.setOpenGLRenderWindow(t._openGLRenderWindow), t.openGLTexture.setOpenGLRenderWindow(t._openGLRenderWindow); const n = t._openGLRenderer.getRenderable(); t.openGLCamera = t._openGLRenderer.getViewNodeFor(n.getActiveCamera()) } }, e.queryPass = (e, n) => { if (e) { if (!t.renderable || !t.renderable.getVisibility()) return; n.incrementOpaqueActorCount() } }, e.opaquePass = (n, r) => { if (n && !t._openGLRenderer.getSelector()) { e.updateBufferObjects(), t.context.depthMask(!0), t._openGLRenderWindow.getShaderCache().readyShaderProgram(t.tris.getProgram()), t.openGLTexture.render(t._openGLRenderWindow); const n = t.openGLTexture.getTextureUnit(); t.tris.getProgram().setUniformi("sbtexture", n); const r = t._openGLRenderer.getRenderable(), o = t.openGLCamera.getKeyMatrices(r), a = new Float64Array(16); if (h(a, o.wcpc), t.tris.getProgram().setUniformMatrix("IMCPCMatrix", a), "box" === t.lastFormat) { const e = r.getActiveCamera().getPosition(); t.tris.getProgram().setUniform3f("camPos", e[0], e[1], e[2]) } t.tris.getVAO().bind(), t.context.drawArrays(t.context.TRIANGLES, 0, t.tris.getCABO().getElementCount()), t.tris.getVAO().release(), t.openGLTexture.deactivate() } }, e.updateBufferObjects = () => { if (!t.tris.getCABO().getElementCount()) { const e = new Float32Array(12); for (let t = 0; t < 4; t++)e[3 * t] = t % 2 * 2 - 1, e[3 * t + 1] = t > 1 ? 1 : -1, e[3 * t + 2] = 1; const n = Es.newInstance({ numberOfComponents: 3, values: e }); n.setName("points"); const r = new Uint16Array(8); r[0] = 3, r[1] = 0, r[2] = 1, r[3] = 3, r[4] = 3, r[5] = 0, r[6] = 3, r[7] = 2; const o = Es.newInstance({ numberOfComponents: 1, values: r }); t.tris.getCABO().createVBO(o, "polys", rs.SURFACE, { points: n, cellOffset: 0 }) } t.renderable.getFormat() !== t.lastFormat && (t.lastFormat = t.renderable.getFormat(), "box" === t.lastFormat && t.tris.setProgram(t._openGLRenderWindow.getShaderCache().readyShaderProgramArray("//VTK::System::Dec\n             attribute vec3 vertexMC;\n             uniform mat4 IMCPCMatrix;\n             varying vec3 TexCoords;\n             void main () {\n              gl_Position = vec4(vertexMC.xyz, 1.0);\n              vec4 wpos = IMCPCMatrix * gl_Position;\n              TexCoords = wpos.xyz/wpos.w;\n             }", "//VTK::System::Dec\n             //VTK::Output::Dec\n             varying vec3 TexCoords;\n             uniform samplerCube sbtexture;\n             uniform vec3 camPos;\n             void main () {\n               // skybox looks from inside out\n               // which means we have to adjust\n               // our tcoords. Otherwise text would\n               // be flipped\n               vec3 tc = normalize(TexCoords - camPos);\n               if (abs(tc.z) < max(abs(tc.x),abs(tc.y)))\n               {\n                 tc = vec3(1.0, 1.0, -1.0) * tc;\n               }\n               else\n               {\n                 tc = vec3(-1.0, 1.0, 1.0) * tc;\n               }\n               gl_FragData[0] = textureCube(sbtexture, tc);\n             }", "")), "background" === t.lastFormat && t.tris.setProgram(t._openGLRenderWindow.getShaderCache().readyShaderProgramArray("//VTK::System::Dec\n             attribute vec3 vertexMC;\n             uniform mat4 IMCPCMatrix;\n             varying vec2 TexCoords;\n             void main () {\n              gl_Position = vec4(vertexMC.xyz, 1.0);\n              vec4 wpos = IMCPCMatrix * gl_Position;\n              TexCoords = vec2(vertexMC.x, vertexMC.y)*0.5 + 0.5;\n             }", "//VTK::System::Dec\n             //VTK::Output::Dec\n             varying vec2 TexCoords;\n             uniform sampler2D sbtexture;\n             void main () {\n               gl_FragData[0] = texture2D(sbtexture, TexCoords);\n             }", "")), t.tris.getShaderSourceTime().modified(), t.tris.getVAO().bind(), t.tris.getVAO().addAttributeArray(t.tris.getProgram(), t.tris.getCABO(), "vertexMC", t.tris.getCABO().getVertexOffset(), t.tris.getCABO().getStride(), t.context.FLOAT, 3, t.context.FALSE) || Ep("Error setting vertexMC in shader VAO.")); const e = t.renderable.getTextures(); e.length || Ep("vtkSkybox requires a texture map"), t.openGLTexture.getRenderable() !== e[0] && (t.openGLTexture.releaseGraphicsResources(t._openGLRenderWindow), t.openGLTexture.setRenderable(e[0])) } } const Lp = { context: null }; const Bp = Et((function (e, t) { let n = arguments.length > 2 && void 0 !== arguments[2] ? arguments[2] : {}; Object.assign(t, Lp, n), Zt.extend(e, t, n), t.openGLTexture = Nd.newInstance(), t.tris = yd.newInstance(), t.keyMatrixTime = {}, yt(t.keyMatrixTime, { mtime: 0 }), t.keyMatrices = { normalMatrix: pe(new Float64Array(9)), mcwc: g(new Float64Array(16)) }, At(e, t, ["context"]), bt(e, t, ["activeTextures"]), Vp(e, t) })); rn("vtkSkybox", Bp); const { FieldAssociations: Np } = ol; function _p(e, t) { t.classHierarchy.push("vtkHardwareSelector"), e.getSourceDataAsync = async (e, t, n, r, o) => { }, e.selectAsync = async (t, n, r, o, a) => { const i = await e.getSourceDataAsync(t, n, r, o, a); return i ? i.generateSelection(n, r, o, a) : [] } } const Fp = { fieldAssociation: Np.FIELD_ASSOCIATION_CELLS, captureZValues: !1 }; function kp(e, t) { let n = arguments.length > 2 && void 0 !== arguments[2] ? arguments[2] : {}; Object.assign(t, Fp, n), jt.obj(e, t), jt.setGet(e, t, ["fieldAssociation", "captureZValues"]), _p(e, t) } var Gp = { newInstance: jt.newInstance(kp, "vtkHardwareSelector"), extend: kp }; function Up(e, t) { t.classHierarchy.push("vtkFramebuffer"), e.getBothMode = () => t.context.FRAMEBUFFER, e.saveCurrentBindingsAndBuffers = t => { const n = void 0 !== t ? t : e.getBothMode(); e.saveCurrentBindings(n), e.saveCurrentBuffers(n) }, e.saveCurrentBindings = e => { if (!t.context) return void et("you must set the OpenGLRenderWindow before calling saveCurrentBindings"); const n = t.context; t.previousDrawBinding = n.getParameter(t.context.FRAMEBUFFER_BINDING), t.previousActiveFramebuffer = t._openGLRenderWindow.getActiveFramebuffer() }, e.saveCurrentBuffers = e => { }, e.restorePreviousBindingsAndBuffers = t => { const n = void 0 !== t ? t : e.getBothMode(); e.restorePreviousBindings(n), e.restorePreviousBuffers(n) }, e.restorePreviousBindings = e => { if (!t.context) return void et("you must set the OpenGLRenderWindow before calling restorePreviousBindings"); const n = t.context; n.bindFramebuffer(n.FRAMEBUFFER, t.previousDrawBinding), t._openGLRenderWindow.setActiveFramebuffer(t.previousActiveFramebuffer) }, e.restorePreviousBuffers = e => { }, e.bind = function () { let n = arguments.length > 0 && void 0 !== arguments[0] ? arguments[0] : null, r = n; null === r && (r = t.context.FRAMEBUFFER), t.context.bindFramebuffer(r, t.glFramebuffer); for (let e = 0; e < t.colorBuffers.length; e++)t.colorBuffers[e].bind(); t._openGLRenderWindow.setActiveFramebuffer(e) }, e.create = (e, n) => { t.context ? (t.glFramebuffer = t.context.createFramebuffer(), t.glFramebuffer.width = e, t.glFramebuffer.height = n) : et("you must set the OpenGLRenderWindow before calling create") }, e.setColorBuffer = function (e) { let n = arguments.length > 1 && void 0 !== arguments[1] ? arguments[1] : 0; const r = t.context; if (!r) return void et("you must set the OpenGLRenderWindow before calling setColorBuffer"); let o = r.COLOR_ATTACHMENT0; if (n > 0) { if (!t._openGLRenderWindow.getWebgl2()) return void et("Using multiple framebuffer attachments requires WebGL 2"); o += n } t.colorBuffers[n] = e, r.framebufferTexture2D(r.FRAMEBUFFER, o, r.TEXTURE_2D, e.getHandle(), 0) }, e.removeColorBuffer = function () { let e = arguments.length > 0 && void 0 !== arguments[0] ? arguments[0] : 0; const n = t.context; if (!n) return void et("you must set the OpenGLRenderWindow before calling removeColorBuffer"); let r = n.COLOR_ATTACHMENT0; if (e > 0) { if (!t._openGLRenderWindow.getWebgl2()) return void et("Using multiple framebuffer attachments requires WebGL 2"); r += e } n.framebufferTexture2D(n.FRAMEBUFFER, r, n.TEXTURE_2D, null, 0), t.colorBuffers = t.colorBuffers.splice(e, 1) }, e.setDepthBuffer = e => { if (t.context) if (t._openGLRenderWindow.getWebgl2()) { const n = t.context; n.framebufferTexture2D(n.FRAMEBUFFER, n.DEPTH_ATTACHMENT, n.TEXTURE_2D, e.getHandle(), 0) } else et("Attaching depth buffer textures to fbo requires WebGL 2"); else et("you must set the OpenGLRenderWindow before calling setDepthBuffer") }, e.removeDepthBuffer = () => { if (t.context) if (t._openGLRenderWindow.getWebgl2()) { const e = t.context; e.framebufferTexture2D(e.FRAMEBUFFER, e.DEPTH_ATTACHMENT, e.TEXTURE_2D, null, 0) } else et("Attaching depth buffer textures to framebuffers requires WebGL 2"); else et("you must set the OpenGLRenderWindow before calling removeDepthBuffer") }, e.getGLFramebuffer = () => t.glFramebuffer, e.setOpenGLRenderWindow = n => { t._openGLRenderWindow !== n && (e.releaseGraphicsResources(), t._openGLRenderWindow = n, t.context = null, n && (t.context = t._openGLRenderWindow.getContext())) }, e.releaseGraphicsResources = () => { t.glFramebuffer && t.context.deleteFramebuffer(t.glFramebuffer) }, e.getSize = () => { const e = [0, 0]; return null !== t.glFramebuffer && (e[0] = t.glFramebuffer.width, e[1] = t.glFramebuffer.height), e }, e.populateFramebuffer = () => { if (!t.context) return void et("you must set the OpenGLRenderWindow before calling populateFrameBuffer"); e.bind(); const n = t.context, r = Nd.newInstance(); r.setOpenGLRenderWindow(t._openGLRenderWindow), r.setMinificationFilter(bd.LINEAR), r.setMagnificationFilter(bd.LINEAR), r.create2DFromRaw(t.glFramebuffer.width, t.glFramebuffer.height, 4, ys.UNSIGNED_CHAR, null), e.setColorBuffer(r), t.depthTexture = n.createRenderbuffer(), n.bindRenderbuffer(n.RENDERBUFFER, t.depthTexture), n.renderbufferStorage(n.RENDERBUFFER, n.DEPTH_COMPONENT16, t.glFramebuffer.width, t.glFramebuffer.height), n.framebufferRenderbuffer(n.FRAMEBUFFER, n.DEPTH_ATTACHMENT, n.RENDERBUFFER, t.depthTexture) }, e.getColorTexture = () => t.colorBuffers[0] } const zp = { glFramebuffer: null, colorBuffers: null, depthTexture: null, previousDrawBinding: 0, previousReadBinding: 0, previousDrawBuffer: 0, previousReadBuffer: 0, previousActiveFramebuffer: null }; function Wp(e, t) { let n = arguments.length > 2 && void 0 !== arguments[2] ? arguments[2] : {}; Object.assign(t, zp, n), yt(e, t), t.colorBuffers && et("you cannot initialize colorBuffers through the constructor. You should call setColorBuffer() instead."), t.colorBuffers = [], It(e, t, ["colorBuffers"]), Up(e, t) } var Hp = { newInstance: Et(Wp, "vtkFramebuffer"), extend: Wp }; function jp(e, t) { t.classHierarchy.push("vtkSelectionNode"), e.getBounds = () => t.points.getBounds() } const Kp = { contentType: -1, fieldType: -1, properties: null, selectionList: [] }; function $p(e, t) { let n = arguments.length > 2 && void 0 !== arguments[2] ? arguments[2] : {}; Object.assign(t, Kp, n), jt.obj(e, t), t.properties = {}, jt.setGet(e, t, ["contentType", "fieldType", "properties", "selectionList"]), jp(e, t) } var qp = { newInstance: jt.newInstance($p, "vtkSelectionNode"), extend: $p, SelectionContent: { GLOBALIDS: 0, PEDIGREEIDS: 1, VALUES: 2, INDICES: 3, FRUSTUM: 4, LOCATIONS: 5, THRESHOLDS: 6, BLOCKS: 7, QUERY: 8 }, SelectionField: { CELL: 0, POINT: 1, FIELD: 2, VERTEX: 3, EDGE: 4, ROW: 5 } }; const { PassTypes: Xp } = Wl, { SelectionContent: Yp, SelectionField: Zp } = qp, { FieldAssociations: Qp } = ol, { vtkErrorMacro: Jp } = jt; function ef(e) { return `${e.propID} ${e.compositeID}` } function tf(e, t, n, r) { return n ? n[4 * (t * (r[2] - r[0] + 1) + e) + 3] : 0 } function nf(e, t, n, r) { if (!n) return 0; const o = 4 * (t * (r[2] - r[0] + 1) + e), a = n[o], i = n[o + 1]; return 256 * (256 * n[o + 2] + i) + a } function rf(e, t) { let n = t; return n <<= 24, n |= e, n } function of(e, t, n, r) { const o = n < 0 ? 0 : n; if (0 === o) { if (r[0] = t[0], r[1] = t[1], t[0] < e.area[0] || t[0] > e.area[2] || t[1] < e.area[1] || t[1] > e.area[3]) return null; const n = [t[0] - e.area[0], t[1] - e.area[1]], o = nf(n[0], n[1], e.pixBuffer[Xp.ACTOR_PASS], e.area); if (o <= 0 || o - 1 >= e.props.length) return null; const a = { valid: !0 }; a.propID = o - 1, a.prop = e.props[a.propID]; let i = nf(n[0], n[1], e.pixBuffer[Xp.COMPOSITE_INDEX_PASS], e.area); if ((i < 0 || i > 16777215) && (i = 0), a.compositeID = i - 1, e.captureZValues) { const r = 4 * (n[1] * (e.area[2] - e.area[0] + 1) + n[0]); a.zValue = (256 * e.zBuffer[r] + e.zBuffer[r + 1]) / 65535, a.displayPosition = t } if (e.pixBuffer[Xp.ID_LOW24] && 0 === tf(n[0], n[1], e.pixBuffer[Xp.ID_LOW24], e.area)) return a; const s = nf(n[0], n[1], e.pixBuffer[Xp.ID_LOW24], e.area), l = nf(n[0], n[1], e.pixBuffer[Xp.ID_HIGH24], e.area); return a.attributeID = rf(s, l), a } const a = [t[0], t[1]], i = [0, 0]; let s = of(e, t, 0, r); if (s && s.valid) return s; for (let t = 1; t < o; ++t) { for (let n = a[1] > t ? a[1] - t : 0; n <= a[1] + t; ++n) { if (i[1] = n, a[0] >= t && (i[0] = a[0] - t, s = of(e, i, 0, r), s && s.valid)) return s; if (i[0] = a[0] + t, s = of(e, i, 0, r), s && s.valid) return s } for (let n = a[0] >= t ? a[0] - (t - 1) : 0; n <= a[0] + (t - 1); ++n) { if (i[0] = n, a[1] >= t && (i[1] = a[1] - t, s = of(e, i, 0, r), s && s.valid)) return s; if (i[1] = a[1] + t, s = of(e, i, 0, r), s && s.valid) return s } } return r[0] = t[0], r[1] = t[1], null } function af(e, t, n, r, o) { const a = []; let i = 0; return t.forEach(((t, s) => { const l = qp.newInstance(); switch (l.setContentType(Yp.INDICES), e) { case Qp.FIELD_ASSOCIATION_CELLS: l.setFieldType(Zp.CELL); break; case Qp.FIELD_ASSOCIATION_POINTS: l.setFieldType(Zp.POINT); break; default: Jp("Unknown field association") }l.getProperties().propID = t.info.propID, l.getProperties().prop = t.info.prop, l.getProperties().compositeID = t.info.compositeID, l.getProperties().attributeID = t.info.attributeID, l.getProperties().pixelCount = t.pixelCount, n && (l.getProperties().displayPosition = [t.info.displayPosition[0], t.info.displayPosition[1], t.info.zValue], l.getProperties().worldPosition = o.displayToWorld(t.info.displayPosition[0], t.info.displayPosition[1], t.info.zValue, r)), l.setSelectionList(t.attributeIDs), a[i] = l, i++ })), a } function sf(e, t, n, r, o) { const a = Math.floor(t), i = Math.floor(n), s = Math.floor(r), l = Math.floor(o), c = new Map, u = [0, 0]; for (let t = i; t <= l; t++)for (let n = a; n <= s; n++) { const r = of(e, [n, t], 0, u); if (r && r.valid) { const t = ef(r); if (c.has(t)) { const n = c.get(t); n.pixelCount++, e.captureZValues && r.zValue < n.info.zValue && (n.info = r), -1 === n.attributeIDs.indexOf(r.attributeID) && n.attributeIDs.push(r.attributeID) } else c.set(t, { info: r, pixelCount: 1, attributeIDs: [r.attributeID] }) } } return af(e.fieldAssociation, c, e.captureZValues, e.renderer, e.openGLRenderWindow) } function lf(e, t) { t.classHierarchy.push("vtkOpenGLHardwareSelector"), e.releasePixBuffers = () => { t.rawPixBuffer = [], t.pixBuffer = [], t.zBuffer = null }, e.beginSelection = () => { t._openGLRenderer = t._openGLRenderWindow.getViewNodeFor(t._renderer), t.maxAttributeId = 0; const n = t._openGLRenderWindow.getSize(); if (t.framebuffer) { t.framebuffer.setOpenGLRenderWindow(t._openGLRenderWindow), t.framebuffer.saveCurrentBindingsAndBuffers(); const e = t.framebuffer.getSize(); e[0] !== n[0] || e[1] !== n[1] ? (t.framebuffer.create(n[0], n[1]), t.framebuffer.populateFramebuffer()) : t.framebuffer.bind() } else t.framebuffer = Hp.newInstance(), t.framebuffer.setOpenGLRenderWindow(t._openGLRenderWindow), t.framebuffer.saveCurrentBindingsAndBuffers(), t.framebuffer.create(n[0], n[1]), t.framebuffer.populateFramebuffer(); if (t._openGLRenderer.clear(), t._openGLRenderer.setSelector(e), t.hitProps = {}, t.propPixels = {}, t.props = [], e.releasePixBuffers(), t.fieldAssociation === Qp.FIELD_ASSOCIATION_POINTS) { const e = t._openGLRenderWindow.getContext(), n = e.isEnabled(e.BLEND); e.disable(e.BLEND), t._openGLRenderWindow.traverseAllPasses(), n && e.enable(e.BLEND) } }, e.endSelection = () => { t.hitProps = {}, t._openGLRenderer.setSelector(null), t.framebuffer.restorePreviousBindingsAndBuffers() }, e.preCapturePass = () => { const e = t._openGLRenderWindow.getContext(); t.originalBlending = e.isEnabled(e.BLEND), e.disable(e.BLEND) }, e.postCapturePass = () => { const e = t._openGLRenderWindow.getContext(); t.originalBlending && e.enable(e.BLEND) }, e.select = () => { let n = null; return e.captureBuffers() && (n = e.generateSelection(t.area[0], t.area[1], t.area[2], t.area[3]), e.releasePixBuffers()), n }, e.getSourceDataAsync = async (n, r, o, a, i) => { if (t._renderer = n, void 0 === r) { const n = t._openGLRenderWindow.getSize(); e.setArea(0, 0, n[0] - 1, n[1] - 1) } else e.setArea(r, o, a, i); if (!e.captureBuffers()) return !1; const s = { area: [...t.area], pixBuffer: [...t.pixBuffer], captureZValues: t.captureZValues, zBuffer: t.zBuffer, props: [...t.props], fieldAssociation: t.fieldAssociation, renderer: n, openGLRenderWindow: t._openGLRenderWindow, generateSelection: function () { for (var e = arguments.length, t = new Array(e), n = 0; n < e; n++)t[n] = arguments[n]; return sf(s, ...t) } }; return s }, e.captureBuffers = () => { if (!t._renderer || !t._openGLRenderWindow) return Jp("Renderer and view must be set before calling Select."), !1; t._openGLRenderer = t._openGLRenderWindow.getViewNodeFor(t._renderer), t._openGLRenderWindow.getRenderable().preRender(), e.invokeEvent({ type: "StartEvent" }), t.originalBackground = t._renderer.getBackgroundByReference(), t._renderer.setBackground(0, 0, 0, 0); const n = t._openGLRenderWindow.getRenderPasses(); for (e.beginSelection(), t.currentPass = Xp.MIN_KNOWN_PASS; t.currentPass <= Xp.MAX_KNOWN_PASS; t.currentPass++)e.passRequired(t.currentPass) && (e.preCapturePass(t.currentPass), t.captureZValues && t.currentPass === Xp.ACTOR_PASS && "function" == typeof n[0].requestDepth && "function" == typeof n[0].getFramebuffer ? (n[0].requestDepth(), t._openGLRenderWindow.traverseAllPasses()) : t._openGLRenderWindow.traverseAllPasses(), e.postCapturePass(t.currentPass), e.savePixelBuffer(t.currentPass), e.processPixelBuffers()); return e.endSelection(), t._renderer.setBackground(t.originalBackground), e.invokeEvent({ type: "EndEvent" }), !0 }, e.processPixelBuffers = () => { t.props.forEach(((n, r) => { e.isPropHit(r) && n.processSelectorPixelBuffers(e, t.propPixels[r]) })) }, e.passRequired = e => { if (e === Xp.ID_HIGH24) { if (t.fieldAssociation === Qp.FIELD_ASSOCIATION_POINTS) return t.maximumPointId > 16777215; if (t.fieldAssociation === Qp.FIELD_ASSOCIATION_CELLS) return t.maximumCellId > 16777215 } return !0 }, e.savePixelBuffer = n => { if (t.pixBuffer[n] = t._openGLRenderWindow.getPixelData(t.area[0], t.area[1], t.area[2], t.area[3]), !t.rawPixBuffer[n]) { const e = (t.area[2] - t.area[0] + 1) * (t.area[3] - t.area[1] + 1) * 4; t.rawPixBuffer[n] = new Uint8Array(e), t.rawPixBuffer[n].set(t.pixBuffer[n]) } if (n === Xp.ACTOR_PASS) { if (t.captureZValues) { const e = t._openGLRenderWindow.getRenderPasses(); if ("function" == typeof e[0].requestDepth && "function" == typeof e[0].getFramebuffer) { const n = e[0].getFramebuffer(); n.saveCurrentBindingsAndBuffers(), n.bind(), t.zBuffer = t._openGLRenderWindow.getPixelData(t.area[0], t.area[1], t.area[2], t.area[3]), n.restorePreviousBindingsAndBuffers() } } e.buildPropHitList(t.rawPixBuffer[n]) } }, e.buildPropHitList = e => { let n = 0; for (let r = 0; r <= t.area[3] - t.area[1]; r++)for (let o = 0; o <= t.area[2] - t.area[0]; o++) { let a = nf(o, r, e, t.area); a > 0 && (a--, a in t.hitProps || (t.hitProps[a] = !0, t.propPixels[a] = []), t.propPixels[a].push(4 * n)), ++n } }, e.renderProp = n => { t.currentPass === Xp.ACTOR_PASS && (e.setPropColorValueFromInt(t.props.length + 1), t.props.push(n)) }, e.renderCompositeIndex = n => { t.currentPass === Xp.COMPOSITE_INDEX_PASS && e.setPropColorValueFromInt(n + 1) }, e.renderAttributeId = e => { e < 0 || (t.maxAttributeId = e > t.maxAttributeId ? e : t.maxAttributeId) }, e.passTypeToString = e => jt.enumToString(Xp, e), e.isPropHit = e => Boolean(t.hitProps[e]), e.setPropColorValueFromInt = e => { t.propColorValue[0] = e % 256 / 255, t.propColorValue[1] = Math.floor(e / 256) % 256 / 255, t.propColorValue[2] = Math.floor(e / 65536) % 256 / 255 }, e.getPixelInformation = (n, r, o) => { const a = r < 0 ? 0 : r; if (0 === a) { if (o[0] = n[0], o[1] = n[1], n[0] < t.area[0] || n[0] > t.area[2] || n[1] < t.area[1] || n[1] > t.area[3]) return null; const e = [n[0] - t.area[0], n[1] - t.area[1]], r = nf(e[0], e[1], t.pixBuffer[Xp.ACTOR_PASS], t.area); if (r <= 0 || r - 1 >= t.props.length) return null; const a = { valid: !0 }; a.propID = r - 1, a.prop = t.props[a.propID]; let i = nf(e[0], e[1], t.pixBuffer[Xp.COMPOSITE_INDEX_PASS], t.area); if ((i < 0 || i > 16777215) && (i = 0), a.compositeID = i - 1, t.captureZValues) { const r = 4 * (e[1] * (t.area[2] - t.area[0] + 1) + e[0]); a.zValue = (256 * t.zBuffer[r] + t.zBuffer[r + 1]) / 65535, a.displayPosition = n } if (t.pixBuffer[Xp.ID_LOW24] && 0 === tf(e[0], e[1], t.pixBuffer[Xp.ID_LOW24], t.area)) return a; const s = nf(e[0], e[1], t.pixBuffer[Xp.ID_LOW24], t.area), l = nf(e[0], e[1], t.pixBuffer[Xp.ID_HIGH24], t.area); return a.attributeID = rf(s, l), a } const i = [n[0], n[1]], s = [0, 0]; let l = e.getPixelInformation(n, 0, o); if (l && l.valid) return l; for (let t = 1; t < a; ++t) { for (let n = i[1] > t ? i[1] - t : 0; n <= i[1] + t; ++n) { if (s[1] = n, i[0] >= t && (s[0] = i[0] - t, l = e.getPixelInformation(s, 0, o), l && l.valid)) return l; if (s[0] = i[0] + t, l = e.getPixelInformation(s, 0, o), l && l.valid) return l } for (let n = i[0] >= t ? i[0] - (t - 1) : 0; n <= i[0] + (t - 1); ++n) { if (s[0] = n, i[1] >= t && (s[1] = i[1] - t, l = e.getPixelInformation(s, 0, o), l && l.valid)) return l; if (s[1] = i[1] + t, l = e.getPixelInformation(s, 0, o), l && l.valid) return l } } return o[0] = n[0], o[1] = n[1], null }, e.generateSelection = (n, r, o, a) => { const i = Math.floor(n), s = Math.floor(r), l = Math.floor(o), c = Math.floor(a), u = new Map, d = [0, 0]; for (let n = s; n <= c; n++)for (let r = i; r <= l; r++) { const o = [r, n], a = e.getPixelInformation(o, 0, d); if (a && a.valid) { const e = ef(a); if (u.has(e)) { const n = u.get(e); n.pixelCount++, t.captureZValues && a.zValue < n.info.zValue && (n.info = a), -1 === n.attributeIDs.indexOf(a.attributeID) && n.attributeIDs.push(a.attributeID) } else u.set(e, { info: a, pixelCount: 1, attributeIDs: [a.attributeID] }) } } return af(t.fieldAssociation, u, t.captureZValues, t._renderer, t._openGLRenderWindow) }, e.getRawPixelBuffer = e => t.rawPixBuffer[e], e.getPixelBuffer = e => t.pixBuffer[e], e.attach = (e, n) => { t._openGLRenderWindow = e, t._renderer = n }; const n = e.setArea; e.setArea = function () { return !!n(...arguments) && (t.area[0] = Math.floor(t.area[0]), t.area[1] = Math.floor(t.area[1]), t.area[2] = Math.floor(t.area[2]), t.area[3] = Math.floor(t.area[3]), !0) } } const cf = { area: void 0, currentPass: -1, propColorValue: null, props: null, maximumPointId: 0, maximumCellId: 0, idOffset: 1 }; function uf(e, t) { let n = arguments.length > 2 && void 0 !== arguments[2] ? arguments[2] : {}; Object.assign(t, cf, n), Gp.extend(e, t, n), t.propColorValue = [0, 0, 0], t.props = [], t.area || (t.area = [0, 0, 0, 0]), jt.setGetArray(e, t, ["area"], 4), jt.setGet(e, t, ["_renderer", "currentPass", "_openGLRenderWindow", "maximumPointId", "maximumCellId"]), jt.setGetArray(e, t, ["propColorValue"], 3), jt.moveToProtected(e, t, ["renderer", "openGLRenderWindow"]), jt.event(e, t, "event"), lf(e, t) } var df = { newInstance: jt.newInstance(uf, "vtkOpenGLHardwareSelector"), extend: uf, ...Wl }; const { vtkErrorMacro: pf } = Kt, { Representation: ff } = ds, { ObjectType: gf } = qu, { PassTypes: mf } = df, hf = { type: "StartEvent" }, vf = { type: "EndEvent" }; function yf(e, t) { t.classHierarchy.push("vtkOpenGLGlyph3DMapper"); const n = { ...e }; e.renderPiece = (n, r) => { if (e.invokeEvent(hf), t.renderable.getStatic() || t.renderable.update(), t.currentInput = t.renderable.getInputData(1), e.invokeEvent(vf), !t.currentInput) return void pf("No input!"); if (!t.currentInput.getPoints || !t.currentInput.getPoints().getNumberOfValues()) return; const o = t.context; t._openGLRenderWindow.getWebgl2() ? (t.hardwareSupport = !0, t.extension = null) : t.extension || (t.extension = t.context.getExtension("ANGLE_instanced_arrays"), t.hardwareSupport = !!t.extension); const a = r.getProperty().getBackfaceCulling(), i = r.getProperty().getFrontfaceCulling(); a || i ? i ? (t._openGLRenderWindow.enableCullFace(), o.cullFace(o.FRONT)) : (t._openGLRenderWindow.enableCullFace(), o.cullFace(o.BACK)) : t._openGLRenderWindow.disableCullFace(), e.renderPieceStart(n, r), e.renderPieceDraw(n, r), e.renderPieceFinish(n, r) }, e.multiply4x4WithOffset = (e, t, n, r) => { const o = t[0], a = t[1], i = t[2], s = t[3], l = t[4], c = t[5], u = t[6], d = t[7], p = t[8], f = t[9], g = t[10], m = t[11], h = t[12], v = t[13], y = t[14], T = t[15]; let b = n[r], x = n[r + 1], C = n[r + 2], S = n[r + 3]; e[0] = b * o + x * l + C * p + S * h, e[1] = b * a + x * c + C * f + S * v, e[2] = b * i + x * u + C * g + S * y, e[3] = b * s + x * d + C * m + S * T, b = n[r + 4], x = n[r + 5], C = n[r + 6], S = n[r + 7], e[4] = b * o + x * l + C * p + S * h, e[5] = b * a + x * c + C * f + S * v, e[6] = b * i + x * u + C * g + S * y, e[7] = b * s + x * d + C * m + S * T, b = n[r + 8], x = n[r + 9], C = n[r + 10], S = n[r + 11], e[8] = b * o + x * l + C * p + S * h, e[9] = b * a + x * c + C * f + S * v, e[10] = b * i + x * u + C * g + S * y, e[11] = b * s + x * d + C * m + S * T, b = n[r + 12], x = n[r + 13], C = n[r + 14], S = n[r + 15], e[12] = b * o + x * l + C * p + S * h, e[13] = b * a + x * c + C * f + S * v, e[14] = b * i + x * u + C * g + S * y, e[15] = b * s + x * d + C * m + S * T }, e.replaceShaderNormal = (e, r, o) => { if (t.hardwareSupport && t.lastBoundBO.getReferenceByName("lastLightComplexity") > 0) { let n = e.Vertex; t.lastBoundBO.getCABO().getNormalOffset() && (n = cd.substitute(n, "//VTK::Normal::Dec", ["attribute vec3 normalMC;", "attribute mat3 gNormal;", "uniform mat3 normalMatrix;", "varying vec3 normalVCVSOutput;"]).result, n = cd.substitute(n, "//VTK::Normal::Impl", ["normalVCVSOutput = normalMatrix * gNormal * normalMC;"]).result), e.Vertex = n } n.replaceShaderNormal(e, r, o) }, e.replaceShaderColor = (e, r, o) => { if (t.hardwareSupport && t.renderable.getColorArray()) { let n = e.Vertex, r = e.Geometry, o = e.Fragment; const a = t.lastBoundBO.getReferenceByName("lastLightComplexity"); let i = ["uniform float ambient;", "uniform float diffuse;", "uniform float specular;", "uniform float opacityUniform; // the fragment opacity"]; a && (i = i.concat(["uniform vec3 specularColorUniform;", "uniform float specularPowerUniform;"])); let s = ["vec3 ambientColor;", "  vec3 diffuseColor;", "  float opacity;"]; a && (s = s.concat(["  vec3 specularColor;", "  float specularPower;"])), s = s.concat(["  opacity = opacityUniform;"]), a && (s = s.concat(["  specularColor = specularColorUniform;", "  specularPower = specularPowerUniform;"])), t.drawingEdges || (i = i.concat(["varying vec4 vertexColorVSOutput;"]), n = cd.substitute(n, "//VTK::Color::Dec", ["attribute vec4 gColor;", "varying vec4 vertexColorVSOutput;"]).result, n = cd.substitute(n, "//VTK::Color::Impl", ["vertexColorVSOutput = gColor;"]).result, r = cd.substitute(r, "//VTK::Color::Dec", ["in vec4 vertexColorVSOutput[];", "out vec4 vertexColorGSOutput;"]).result, r = cd.substitute(r, "//VTK::Color::Impl", ["vertexColorGSOutput = vertexColorVSOutput[i];"]).result, s = s.concat(["  diffuseColor = vertexColorVSOutput.rgb;", "  ambientColor = vertexColorVSOutput.rgb;", "  opacity = opacity*vertexColorVSOutput.a;"])), o = cd.substitute(o, "//VTK::Color::Impl", s).result, o = cd.substitute(o, "//VTK::Color::Dec", i).result, e.Vertex = n, e.Geometry = r, e.Fragment = o } n.replaceShaderColor(e, r, o) }, e.replaceShaderPositionVC = (e, r, o) => { if (t.hardwareSupport) { let n = e.Vertex; t.lastBoundBO.getReferenceByName("lastLightComplexity") > 0 ? (n = cd.substitute(n, "//VTK::PositionVC::Impl", ["vec4 gVertexMC = gMatrix * vertexMC;", "vertexVCVSOutput = MCVCMatrix * gVertexMC;", "  gl_Position = MCPCMatrix * gVertexMC;"]).result, n = cd.substitute(n, "//VTK::Camera::Dec", ["attribute mat4 gMatrix;", "uniform mat4 MCPCMatrix;", "uniform mat4 MCVCMatrix;"]).result) : (n = cd.substitute(n, "//VTK::Camera::Dec", ["attribute mat4 gMatrix;", "uniform mat4 MCPCMatrix;"]).result, n = cd.substitute(n, "//VTK::PositionVC::Impl", ["vec4 gVertexMC = gMatrix * vertexMC;", "  gl_Position = MCPCMatrix * gVertexMC;"]).result), e.Vertex = n } n.replaceShaderPositionVC(e, r, o) }, e.replaceShaderPicking = (e, r, o) => { if (t.hardwareSupport) { let t = e.Fragment, n = e.Vertex; n = cd.substitute(n, "//VTK::Picking::Dec", ["attribute vec3 mapperIndexVS;", "varying vec3 mapperIndexVSOutput;"]).result, n = cd.substitute(n, "//VTK::Picking::Impl", "  mapperIndexVSOutput = mapperIndexVS;").result, e.Vertex = n, t = cd.substitute(t, "//VTK::Picking::Dec", ["varying vec3 mapperIndexVSOutput;", "uniform vec3 mapperIndex;", "uniform int picking;"]).result, t = cd.substitute(t, "//VTK::Picking::Impl", ["  vec4 pickColor = picking == 2 ? vec4(mapperIndexVSOutput,1.0) : vec4(mapperIndex,1.0);", "  gl_FragData[0] = picking != 0 ? pickColor : gl_FragData[0];"]).result, e.Fragment = t } else n.replaceShaderPicking(e, r, o) }, e.updateGlyphShaderParameters = (n, r, o, a, i, s, l, c) => { const u = o.getProgram(); if (n) { const e = t.normalMatrix, n = s, r = 9 * l, o = t.tmpMat3, a = e[0], i = e[1], c = e[2], d = e[3], p = e[4], f = e[5], g = e[6], m = e[7], h = e[8], v = n[r], y = n[r + 1], T = n[r + 2], b = n[r + 3], x = n[r + 4], C = n[r + 5], S = n[r + 6], A = n[r + 7], I = n[r + 8]; o[0] = v * a + y * d + T * g, o[1] = v * i + y * p + T * m, o[2] = v * c + y * f + T * h, o[3] = b * a + x * d + C * g, o[4] = b * i + x * p + C * m, o[5] = b * c + x * f + C * h, o[6] = S * a + A * d + I * g, o[7] = S * i + A * p + I * m, o[8] = S * c + A * f + I * h, u.setUniformMatrix3x3("normalMatrix", t.tmpMat3) } if (e.multiply4x4WithOffset(t.tmpMat4, t.mcpcMatrix, i, 16 * l), u.setUniformMatrix("MCPCMatrix", t.tmpMat4), r && (e.multiply4x4WithOffset(t.tmpMat4, t.mcvcMatrix, i, 16 * l), u.setUniformMatrix("MCVCMatrix", t.tmpMat4)), a) { const e = a.getData(); t.tmpColor[0] = e[4 * l] / 255, t.tmpColor[1] = e[4 * l + 1] / 255, t.tmpColor[2] = e[4 * l + 2] / 255, u.setUniform3fArray("ambientColorUniform", t.tmpColor), u.setUniform3fArray("diffuseColorUniform", t.tmpColor) } c && u.setUniform3fArray("mapperIndex", c.getPropColorValue()) }, e.renderPieceDraw = (n, r) => { const o = r.getProperty().getRepresentation(), a = t.context, i = r.getProperty().getEdgeVisibility() && o === ff.SURFACE, s = t.openGLCamera.getKeyMatrices(n), l = t.openGLActor.getKeyMatrices(); ve(t.normalMatrix, s.normalMatrix, l.normalMatrix), T(t.mcpcMatrix, s.wcpc, l.mcwc), T(t.mcvcMatrix, s.wcvc, l.mcwc); const c = t.renderable.getMatrixArray(), u = t.renderable.getNormalArray(), d = t.renderable.getColorArray(), p = c.length / 16; let f = !1; t._openGLRenderer.getSelector() && t._openGLRenderer.getSelector().getCurrentPass() === mf.COMPOSITE_INDEX_PASS && (f = !0); for (let s = t.primTypes.Start; s < t.primTypes.End; s++) { const l = t.primitives[s].getCABO(); if (l.getElementCount()) { t.drawingEdges = i && (s === t.primTypes.TrisEdges || s === t.primTypes.TriStripsEdges), t.lastBoundBO = t.primitives[s], t.primitives[s].updateShaders(n, r, e); const g = t.primitives[s].getProgram(), m = t.primitives[s].getOpenGLMode(o), h = g.isUniformUsed("normalMatrix"), v = g.isUniformUsed("MCVCMatrix"); if (t.hardwareSupport) t.extension ? t.extension.drawArraysInstancedANGLE(m, 0, l.getElementCount(), p) : a.drawArraysInstanced(m, 0, l.getElementCount(), p); else for (let n = 0; n < p; ++n)f && t._openGLRenderer.getSelector().renderCompositeIndex(n), e.updateGlyphShaderParameters(h, v, t.primitives[s], d, c, u, n, f ? t._openGLRenderer.getSelector() : null), a.drawArrays(m, 0, l.getElementCount()) } } }, e.setMapperShaderParameters = (e, r, o) => { if (e.getCABO().getElementCount() && (t.glyphBOBuildTime.getMTime() > e.getAttributeUpdateTime().getMTime() || e.getShaderSourceTime().getMTime() > e.getAttributeUpdateTime().getMTime())) return e.getProgram().isAttributeUsed("gMatrix") ? e.getVAO().addAttributeMatrixWithDivisor(e.getProgram(), t.matrixBuffer, "gMatrix", 0, 64, t.context.FLOAT, 4, !1, 1) || pf("Error setting gMatrix in shader VAO.") : e.getVAO().removeAttributeArray("gMatrix"), e.getProgram().isAttributeUsed("gNormal") ? e.getVAO().addAttributeMatrixWithDivisor(e.getProgram(), t.normalBuffer, "gNormal", 0, 36, t.context.FLOAT, 3, !1, 1) || pf("Error setting gNormal in shader VAO.") : e.getVAO().removeAttributeArray("gNormal"), e.getProgram().isAttributeUsed("gColor") ? e.getVAO().addAttributeArrayWithDivisor(e.getProgram(), t.colorBuffer, "gColor", 0, 4, t.context.UNSIGNED_BYTE, 4, !0, 1, !1) || pf("Error setting gColor in shader VAO.") : e.getVAO().removeAttributeArray("gColor"), e.getProgram().isAttributeUsed("mapperIndexVS") ? e.getVAO().addAttributeArrayWithDivisor(e.getProgram(), t.pickBuffer, "mapperIndexVS", 0, 4, t.context.UNSIGNED_BYTE, 4, !0, 1, !1) || pf("Error setting mapperIndexVS in shader VAO.") : e.getVAO().removeAttributeArray("mapperIndexVS"), n.setMapperShaderParameters(e, r, o), void e.getAttributeUpdateTime().modified(); n.setMapperShaderParameters(e, r, o) }, e.getNeedToRebuildBufferObjects = (e, r) => (t.renderable.buildArrays(), t.VBOBuildTime.getMTime() < t.renderable.getBuildTime().getMTime() || n.getNeedToRebuildBufferObjects(e, r)), e.getNeedToRebuildShaders = (e, r, o) => !!(n.getNeedToRebuildShaders(e, r, o) || e.getShaderSourceTime().getMTime() < t.renderable.getMTime() || e.getShaderSourceTime().getMTime() < t.currentInput.getMTime()), e.buildBufferObjects = (e, r) => { if (t.hardwareSupport) { const e = t.renderable.getMatrixArray(), n = t.renderable.getNormalArray(), r = t.renderable.getColorArray(); if (t.matrixBuffer || (t.matrixBuffer = qu.newInstance(), t.matrixBuffer.setOpenGLRenderWindow(t._openGLRenderWindow), t.normalBuffer = qu.newInstance(), t.normalBuffer.setOpenGLRenderWindow(t._openGLRenderWindow), t.colorBuffer = qu.newInstance(), t.colorBuffer.setOpenGLRenderWindow(t._openGLRenderWindow), t.pickBuffer = qu.newInstance(), t.pickBuffer.setOpenGLRenderWindow(t._openGLRenderWindow)), t.renderable.getBuildTime().getMTime() > t.glyphBOBuildTime.getMTime()) { t.matrixBuffer.upload(e, gf.ARRAY_BUFFER), t.normalBuffer.upload(n, gf.ARRAY_BUFFER), r ? t.colorBuffer.upload(r.getData(), gf.ARRAY_BUFFER) : t.colorBuffer.releaseGraphicsResources(); const o = e.length / 16, a = new Uint8Array(4 * o); for (let e = 0; e < o; ++e) { let t = e + 1; const n = 4 * e; a[n] = t % 256, t -= a[n], t /= 256, a[n + 1] = t % 256, t -= a[n + 1], t /= 256, a[n + 2] = t % 256, a[n + 3] = 255 } t.pickBuffer.upload(a, gf.ARRAY_BUFFER), t.glyphBOBuildTime.modified() } } return n.buildBufferObjects(e, r) } } const Tf = { normalMatrix: null, mcpcMatrix: null, mcwcMatrix: null }; const bf = Et((function (e, t) { let n = arguments.length > 2 && void 0 !== arguments[2] ? arguments[2] : {}; Object.assign(t, Tf, n), np.extend(e, t, n), t.tmpMat3 = pe(new Float64Array(9)), t.normalMatrix = pe(new Float64Array(9)), t.mcpcMatrix = g(new Float64Array(16)), t.mcvcMatrix = g(new Float64Array(16)), t.tmpColor = [], t.glyphBOBuildTime = {}, yt(t.glyphBOBuildTime, { mtime: 0 }), yf(e, t) }), "vtkOpenGLGlyph3DMapper"); rn("vtkGlyph3DMapper", bf); const { vtkErrorMacro: xf } = jt; class Cf { constructor() { this.segmentMapping = {}, this.segments = [null], this.faces = [] } addSegment(e) { const t = e[0], n = e[e.length - 1]; if (t === n || e.length < 2) return; const r = this.segmentMapping[t], o = this.segmentMapping[n]; if (void 0 !== r && void 0 !== o) if (Math.abs(r) === Math.abs(o)) { const a = r < o ? o : r, i = this.segments[a]; if (r > 0) for (let t = 1; t < e.length - 1; t++)i.push(e[t]); else for (let t = 1; t < e.length - 1; t++)i.unshift(e[e.length - 1 - t]); this.faces.push(i), this.segments[a] = null, this.segmentMapping[t] = void 0, this.segmentMapping[n] = void 0 } else { const t = Math.abs(r), n = Math.abs(o), a = this.segments[t], i = this.segments[n]; this.segments[t] = null, this.segments[n] = null, this.segmentMapping[a[0]] = void 0, this.segmentMapping[i[0]] = void 0, this.segmentMapping[a[a.length - 1]] = void 0, this.segmentMapping[i[i.length - 1]] = void 0, this.addSegment(e), this.addSegment(a), this.addSegment(i) } else if (void 0 !== r) { if (r > 0) { const t = this.segments[r]; for (let n = 1; n < e.length; n++)t.push(e[n]); this.segmentMapping[n] = r } else { const t = this.segments[-r]; this.segmentMapping[n] = r; for (let n = 1; n < e.length; n++)t.unshift(e[n]) } this.segmentMapping[t] = void 0 } else if (void 0 !== o) { if (o > 0) { const n = this.segments[o]; for (let t = 1; t < e.length; t++)n.push(e[e.length - 1 - t]); this.segmentMapping[t] = o } else { const n = this.segments[-o]; this.segmentMapping[t] = o; for (let t = 1; t < e.length; t++)n.unshift(e[e.length - t - 1]) } this.segmentMapping[n] = void 0 } else { const r = this.segments.length; this.segments.push(e), this.segmentMapping[t] = -r, this.segmentMapping[n] = r } } } function Sf(e, t) { t.classHierarchy.push("vtkClosedPolyLineToSurfaceFilter"), e.requestData = (e, t) => { const n = e[0]; if (!n) return void xf("Invalid or missing input"); const r = gu.newInstance(); r.shallowCopy(n); const o = new Cf, a = n.getLines().getData(); let i = 0; for (; i < a.length;) { const e = a[i++], t = []; for (let n = 0; n < e; n++)t.push(a[i + n]); o.addSegment(t), i += e } const { faces: s } = o; let l = s.length; for (let e = 0; e < s.length; e++)l += s[e].length; const c = new Uint16Array(l); i = 0; for (let e = 0; e < s.length; e++) { const t = s[e]; c[i++] = t.length; for (let e = 0; e < t.length; e++)c[i++] = t[e] } r.setPolys(cc.newInstance({ values: c, name: "faces" })), t[0] = r } } const Af = {}; function If(e, t) { let n = arguments.length > 2 && void 0 !== arguments[2] ? arguments[2] : {}; Object.assign(t, Af, n), jt.obj(e, t), jt.algo(e, t, 1, 1), Sf(e, t) } var wf = { newInstance: jt.newInstance(If, "vtkClosedPolyLineToSurfaceFilter"), extend: If }; const { vtkErrorMacro: Pf } = Kt; function Of(e, t) { t.classHierarchy.push("vtkCutter"); const n = { ...e }; e.getMTime = () => { let e = n.getMTime(); return t.cutFunction ? (e = Math.max(e, t.cutFunction.getMTime()), e) : e }, e.requestData = (e, n) => { const r = e[0]; if (!r) return void Pf("Invalid or missing input"); if (!t.cutFunction) return void Pf("Missing cut function"); const o = gu.newInstance(); (function (e, n) { const r = e.getPoints(), o = r.getData(), a = r.getNumberOfPoints(), i = [], s = [], l = []; (!t.cutScalars || t.cutScalars.length < a) && (t.cutScalars = new Float32Array(a)); let c = 0, u = 0; for (; c < o.length;)t.cutScalars[u++] = t.cutFunction.evaluateFunction(o[c++], o[c++], o[c++]); const d = [], p = new Array(3), f = new Array(3), g = []; for (const n = function (e) { const t = e.getPolys().getData(), n = e.getStrips().getData(), r = { cellSize: 0, cell: [], done: !1, polyIdx: 0, stripIdx: 0, remainingStripLength: 0, next() { if (r.polyIdx < t.length) { r.cellSize = t[r.polyIdx]; const e = r.polyIdx + 1, n = e + r.cellSize; r.polyIdx = n; let o = 0; for (let a = e; a < n; ++a)r.cell[o++] = t[a] } else if (r.stripIdx < n.length) { r.cellSize = 3, 0 === r.remainingStripLength && (r.remainingStripLength = n[r.stripIdx] - 2, r.stripIdx += 3); const e = r.stripIdx - 2, t = r.stripIdx + 1; r.stripIdx++, r.remainingStripLength--; let o = 0; for (let a = e; a < t; ++a)r.cell[o++] = n[a] } else { if (r.done) throw new Error("Iterator is done"); r.done = !0 } } }; return r.next(), r }(e); !n.done; n.next()) { if (n.cellSize <= 2) continue; for (let e = 0; e < n.cellSize;)g[e] = t.cutScalars[n.cell[e++]]; const e = g[0] > 0; let r = !0; for (let t = 1; t < n.cell.length; t++)if (g[t] > 0 !== e) { r = !1; break } if (r) continue; const a = []; for (let e = 0; e < n.cellSize; e++) { const r = e + 1 === n.cellSize ? 0 : e + 1, i = g[e] > 0; if (g[r] > 0 === i) continue; let s = e, l = r, c = g[l] - g[s]; c <= 0 && (s = r, l = e, c *= -1); let u = 0; 0 !== c && (u = (t.cutValue - g[s]) / c); const d = n.cell[s], m = n.cell[l]; p[0] = o[3 * d], p[1] = o[3 * d + 1], p[2] = o[3 * d + 2], f[0] = o[3 * m], f[1] = o[3 * m + 1], f[2] = o[3 * m + 2]; const h = [p[0] + u * (f[0] - p[0]), p[1] + u * (f[1] - p[1]), p[2] + u * (f[2] - p[2])]; a.push({ pointEdge1: d, pointEdge2: m, intersectedPoint: h, newPointID: -1 }) } for (let e = 0; e < a.length; e++) { const t = a[e]; let n = !1; for (let r = 0; r < d.length; r++) { const o = d[r], i = t.pointEdge1 === o.pointEdge1 && t.pointEdge2 === o.pointEdge2, s = t.intersectedPoint[0] === o.intersectedPoint[0] && t.intersectedPoint[1] === o.intersectedPoint[1] && t.intersectedPoint[2] === o.intersectedPoint[2]; if (i || s) { n = !0, a[e].newPointID = d[r].newPointID; break } } n || (i.push(t.intersectedPoint[0]), i.push(t.intersectedPoint[1]), i.push(t.intersectedPoint[2]), a[e].newPointID = i.length / 3 - 1, d.push(a[e])) } const c = a.length; 2 === c ? s.push(c, a[0].newPointID, a[1].newPointID) : c > 2 && (l.push(c), a.forEach((e => { l.push(e.newPointID) }))) } n.getPoints().setData(it(r.getDataType(), i), 3), 0 !== s.length && n.getLines().setData(Uint16Array.from(s)), 0 !== l.length && n.getPolys().setData(Uint16Array.from(l)) })(r, o), n[0] = o } } const Rf = { cutFunction: null, cutScalars: null, cutValue: 0 }; function Mf(e, t) { let n = arguments.length > 2 && void 0 !== arguments[2] ? arguments[2] : {}; Object.assign(t, Rf, n), yt(e, t), Rt(e, t, 1, 1), At(e, t, ["cutFunction", "cutValue"]), Of(e, t) } var Df = { newInstance: Et(Mf, "vtkCutter"), extend: Mf }; const Ef = e => e, Vf = 1e-6; class Lf { constructor() { let e = arguments.length > 0 && void 0 !== arguments[0] && arguments[0]; this.matrix = g(new Float64Array(16)), this.tmp = new Float64Array(3), this.angleConv = e ? l : Ef } rotateFromDirections(e, t) { const n = new Float64Array(3), r = new Float64Array(3), o = new Float64Array(16); In(n, e[0], e[1], e[2]), In(r, t[0], t[1], t[2]), Mn(n, n), Mn(r, r); const a = Dn(n, r); return a >= 1 || (En(this.tmp, n, r), Sn(this.tmp) < Vf && (En(this.tmp, [1, 0, 0], e), Sn(this.tmp) < Vf && En(this.tmp, [0, 1, 0], e)), O(o, Math.acos(a), this.tmp), T(this.matrix, this.matrix, o)), this } rotate(e, t) { return In(this.tmp, ...t), Mn(this.tmp, this.tmp), C(this.matrix, this.matrix, this.angleConv(e), this.tmp), this } rotateX(e) { return S(this.matrix, this.matrix, this.angleConv(e)), this } rotateY(e) { return A(this.matrix, this.matrix, this.angleConv(e)), this } rotateZ(e) { return I(this.matrix, this.matrix, this.angleConv(e)), this } translate(e, t, n) { return In(this.tmp, e, t, n), b(this.matrix, this.matrix, this.tmp), this } scale(e, t, n) { return In(this.tmp, e, t, n), x(this.matrix, this.matrix, this.tmp), this } multiply(e) { return T(this.matrix, this.matrix, e), this } multiply3x3(e) { return T(this.matrix, this.matrix, [e[0], e[1], e[2], 0, e[3], e[4], e[5], 0, e[6], e[7], e[8], 0, 0, 0, 0, 1]), this } invert() { return h(this.matrix, this.matrix), this } identity() { return g(this.matrix), this } apply(e) { let t = arguments.length > 1 && void 0 !== arguments[1] ? arguments[1] : 0, n = arguments.length > 2 && void 0 !== arguments[2] ? arguments[2] : -1; if (aa(vo, this.matrix)) return this; const r = -1 === n ? e.length : t + 3 * n; for (let n = t; n < r; n += 3)In(this.tmp, e[n], e[n + 1], e[n + 2]), Vn(this.tmp, this.tmp, this.matrix), e[n] = this.tmp[0], e[n + 1] = this.tmp[1], e[n + 2] = this.tmp[2]; return this } getMatrix() { return this.matrix } setMatrix(e) { return e && 16 === e.length && d(this.matrix, e), this } } var Bf = function () { return new Lf(!0) }, Nf = function () { return new Lf(!1) }; const _f = [2, 0, 1, 2, 2, 3, 2, 4, 5, 2, 6, 7, 2, 0, 2, 2, 1, 3, 2, 4, 6, 2, 5, 7, 2, 0, 4, 2, 1, 5, 2, 2, 6, 2, 3, 7], Ff = [4, 0, 1, 3, 2, 4, 4, 6, 7, 5, 4, 8, 10, 11, 9, 4, 12, 13, 15, 14, 4, 16, 18, 19, 17, 4, 20, 21, 23, 22]; function kf(e, t) { t.classHierarchy.push("vtkCubeSource"), e.setBounds = function () { let t = []; if (Array.isArray(arguments.length <= 0 ? void 0 : arguments[0])) t = arguments.length <= 0 ? void 0 : arguments[0]; else for (let e = 0; e < arguments.length; e++)t.push(e < 0 || arguments.length <= e ? void 0 : arguments[e]); 6 === t.length && (e.setXLength(t[1] - t[0]), e.setYLength(t[3] - t[2]), e.setZLength(t[5] - t[4]), e.setCenter([(t[0] + t[1]) / 2, (t[2] + t[3]) / 2, (t[4] + t[5]) / 2])) }, e.requestData = function (e, n) { if (t.deleted) return; const r = gu.newInstance(); n[0] = r; const o = jt.newTypedArray(t.pointType, 72); r.getPoints().setData(o, 3); const a = jt.newTypedArray(t.pointType, 72), i = Es.newInstance({ name: "Normals", values: a, numberOfComponents: 3 }); r.getPointData().setNormals(i); let s = 2; !0 === t.generate3DTextureCoordinates && (s = 3); const l = jt.newTypedArray(t.pointType, 24 * s), c = Es.newInstance({ name: "TextureCoordinates", values: l, numberOfComponents: s }); r.getPointData().setTCoords(c); const u = [0, 0, 0], d = [0, 0, 0], p = [0, 0]; let f = 0; u[0] = -t.xLength / 2, d[0] = -1, d[1] = 0, d[2] = 0; for (let e = 0; e < 2; e++) { u[1] = -t.yLength / 2; for (let n = 0; n < 2; n++) { p[1] = u[1] + .5, u[2] = -t.zLength / 2; for (let r = 0; r < 2; r++)p[0] = (u[2] + .5) * (1 - 2 * e), o[3 * f] = u[0], o[3 * f + 1] = u[1], o[3 * f + 2] = u[2], a[3 * f] = d[0], a[3 * f + 1] = d[1], a[3 * f + 2] = d[2], 2 === s ? (l[f * s] = p[0], l[f * s + 1] = p[1]) : (l[f * s] = 2 * e - 1, l[f * s + 1] = 2 * n - 1, l[f * s + 2] = 2 * r - 1), f++, u[2] += t.zLength; u[1] += t.yLength } u[0] += t.xLength, d[0] += 2 } u[1] = -t.yLength / 2, d[1] = -1, d[0] = 0, d[2] = 0; for (let e = 0; e < 2; e++) { u[0] = -t.xLength / 2; for (let n = 0; n < 2; n++) { p[0] = (u[0] + .5) * (2 * e - 1), u[2] = -t.zLength / 2; for (let r = 0; r < 2; r++)p[1] = -1 * (u[2] + .5), o[3 * f] = u[0], o[3 * f + 1] = u[1], o[3 * f + 2] = u[2], a[3 * f] = d[0], a[3 * f + 1] = d[1], a[3 * f + 2] = d[2], 2 === s ? (l[f * s] = p[0], l[f * s + 1] = p[1]) : (l[f * s] = 2 * n - 1, l[f * s + 1] = 2 * e - 1, l[f * s + 2] = 2 * r - 1), f++, u[2] += t.zLength; u[0] += t.xLength } u[1] += t.yLength, d[1] += 2 } u[2] = -t.zLength / 2, d[2] = -1, d[0] = 0, d[1] = 0; for (let e = 0; e < 2; e++) { u[1] = -t.yLength / 2; for (let n = 0; n < 2; n++) { p[1] = u[1] + .5, u[0] = -t.xLength / 2; for (let r = 0; r < 2; r++)p[0] = (u[0] + .5) * (2 * e - 1), o[3 * f] = u[0], o[3 * f + 1] = u[1], o[3 * f + 2] = u[2], a[3 * f] = d[0], a[3 * f + 1] = d[1], a[3 * f + 2] = d[2], 2 === s ? (l[f * s] = p[0], l[f * s + 1] = p[1]) : (l[f * s] = 2 * r - 1, l[f * s + 1] = 2 * n - 1, l[f * s + 2] = 2 * e - 1), f++, u[0] += t.xLength; u[1] += t.yLength } u[2] += t.zLength, d[2] += 2 } if (t.rotations && Bf().rotateX(t.rotations[0]).rotateY(t.rotations[1]).rotateZ(t.rotations[2]).apply(o).apply(a), t.center && Nf().translate(...t.center).apply(o), t.matrix) { Nf().setMatrix(t.matrix).apply(o); const e = [t.matrix[0], t.matrix[1], t.matrix[2], 0, t.matrix[4], t.matrix[5], t.matrix[6], 0, t.matrix[8], t.matrix[9], t.matrix[10], 0, 0, 0, 0, 1]; Nf().setMatrix(e).apply(a) } t.generateFaces ? r.getPolys().deepCopy(t._polys) : r.getPolys().initialize(), t.generateLines ? (r.getLines().deepCopy(t._lineCells), r.getPointData().setNormals(null)) : r.getLines().initialize(), r.modified() } } const Gf = { xLength: 1, yLength: 1, zLength: 1, pointType: "Float64Array", generate3DTextureCoordinates: !1, generateFaces: !0, generateLines: !1 }; function Uf(e, t) { let n = arguments.length > 2 && void 0 !== arguments[2] ? arguments[2] : {}; Object.assign(t, Gf, n), jt.obj(e, t), jt.setGet(e, t, ["xLength", "yLength", "zLength", "generate3DTextureCoordinates", "generateFaces", "generateLines"]), jt.setGetArray(e, t, ["center", "rotations"], 3), jt.setGetArray(e, t, ["matrix"], 16), t._polys = cc.newInstance({ values: Uint16Array.from(Ff) }), t._lineCells = cc.newInstance({ values: Uint16Array.from(_f) }), jt.moveToProtected(e, t, ["polys", "lineCells"]), jt.algo(e, t, 0, 1), kf(e, t) } var zf = { newInstance: jt.newInstance(Uf, "vtkCubeSource"), extend: Uf }; const { vtkErrorMacro: Wf } = jt; function Hf(e, t) { t.classHierarchy.push("vtkImageDataOutlineFilter"); const n = { ...e }; e.requestData = (e, n) => { const r = e[0]; if (!r || !r.isA("vtkImageData")) return void Wf("Invalid or missing input"); const o = r.getSpatialExtent(); o ? (t._cubeSource.setBounds(o), t._cubeSource.setMatrix(r.getIndexToWorld()), n[0] = t._cubeSource.getOutputData()) : Wf("Unable to fetch spatial extents of input image.") }, e.getMTime = () => Math.max(n.getMTime(), t._cubeSource.getMTime()), e.setGenerateFaces = t._cubeSource.setGenerateFaces, e.setGenerateLines = t._cubeSource.setGenerateLines, e.getGenerateFaces = t._cubeSource.getGenerateFaces, e.getGenerateLines = t._cubeSource.getGenerateLines } const jf = {}; function Kf(e, t) { let n = arguments.length > 2 && void 0 !== arguments[2] ? arguments[2] : {}; Object.assign(t, jf, n), jt.obj(e, t), jt.algo(e, t, 1, 1), t._cubeSource = zf.newInstance(), jt.moveToProtected(e, t, ["cubeSource", "tmpOut"]), Hf(e, t) } var $f = { newInstance: jt.newInstance(Kf, "vtkImageDataOutlineFilter"), extend: Kf }; let qf; function Xf(e, t) { t.classHierarchy.push("vtkAbstractTransform", "vtkHomogeneousTransform", "vtkTransform"), e.transformPoint = (e, n) => (Vn(n, e, t.matrix), n), e.transformPoints = (e, n) => { const r = new Float64Array(3), o = new Float64Array(3); for (let a = 0; a < e.length; a += 3)r[0] = e[a], r[1] = e[a + 1], r[2] = e[a + 2], Vn(o, r, t.matrix), n[a] = o[0], n[a + 1] = o[1], n[a + 2] = o[2]; return n }, e.preMultiply = () => { e.setPreMultiplyFlag(!0) }, e.postMultiply = () => { e.setPreMultiplyFlag(!1) }, e.transformMatrix = (e, n) => (t.preMultiplyFlag ? T(n, t.matrix, e) : T(n, e, t.matrix), n), e.transformMatrices = (e, n) => { const r = new Float64Array(16), o = new Float64Array(16), a = t.preMultiplyFlag ? () => T(o, t.matrix, r) : () => T(o, r, t.matrix); for (let t = 0; t < e.length; t += 16) { for (let n = 0; n < 16; ++n)r[n] = e[t + n]; a(); for (let e = 0; e < 16; ++e)n[t + e] = o[e] } return n }, e.getInverse = () => qf({ matrix: za.invertMatrix(Array.from(t.matrix), [], 4), preMultiplyFlag: t.preMultiplyFlag }) } const Yf = { preMultiplyFlag: !1, matrix: [...vo] }; function Zf(e, t) { let n = arguments.length > 2 && void 0 !== arguments[2] ? arguments[2] : {}; Object.assign(t, Yf, n), jt.obj(e, t), jt.setGet(e, t, ["preMultiplyFlag"]), jt.setGetArray(e, t, ["matrix"], 16), Xf(e, t) } qf = jt.newInstance(Zf, "vtkTransform"); var Qf = { newInstance: qf, extend: Zf }; const Jf = { NEAREST: 0, LINEAR: 1 }; var eg = { InterpolationType: Jf }; const { vtkErrorMacro: tg } = Kt; function ng(e, t, n) { if (t) { const r = e.getIndependentComponents(); return `${t.getMTime()}-${r}-${n}` } return "0" } function rg(e, t, n) { return t.identity(n), e.reduce(((e, n, r) => 0 === r ? n ? t.copy(e, n) : t.identity(e) : n ? t.multiply(e, e, n) : e), n) } function og(e, t) { t.classHierarchy.push("vtkOpenGLImageResliceMapper"), e.buildPass = n => { if (n) { t.currentRenderPass = null, t._openGLImageSlice = e.getFirstAncestorOfType("vtkOpenGLImageSlice"), t._openGLRenderer = e.getFirstAncestorOfType("vtkOpenGLRenderer"); const n = t._openGLRenderer.getRenderable(); t._openGLCamera = t._openGLRenderer.getViewNodeFor(n.getActiveCamera()), t._openGLRenderWindow = t._openGLRenderer.getParent(), t.context = t._openGLRenderWindow.getContext(), t.tris.setOpenGLRenderWindow(t._openGLRenderWindow) } }, e.translucentPass = (n, r) => { n && (t.currentRenderPass = r, e.render()) }, e.zBufferPass = n => { n && (t.haveSeenDepthRequest = !0, t.renderDepth = !0, e.render(), t.renderDepth = !1) }, e.opaqueZBufferPass = t => e.zBufferPass(t), e.opaquePass = t => { t && e.render() }, e.getCoincidentParameters = (e, n) => t.renderable.getResolveCoincidentTopology() ? t.renderable.getCoincidentTopologyPolygonOffsetParameters() : null, e.render = () => { const n = t._openGLImageSlice.getRenderable(), r = t._openGLRenderer.getRenderable(); e.renderPiece(r, n) }, e.renderPiece = (n, r) => { e.invokeEvent({ type: "StartEvent" }), t.renderable.update(), t.currentInput = t.renderable.getInputData(), t.currentInput ? (e.updateResliceGeometry(), e.renderPieceStart(n, r), e.renderPieceDraw(n, r), e.renderPieceFinish(n, r), e.invokeEvent({ type: "EndEvent" })) : tg("No input!") }, e.renderPieceStart = (n, r) => { e.updateBufferObjects(n, r), r.getProperty().getInterpolationType() === Jf.NEAREST ? (t.openGLTexture.setMinificationFilter(bd.NEAREST), t.openGLTexture.setMagnificationFilter(bd.NEAREST), t.colorTexture.setMinificationFilter(bd.NEAREST), t.colorTexture.setMagnificationFilter(bd.NEAREST), t.pwfTexture.setMinificationFilter(bd.NEAREST), t.pwfTexture.setMagnificationFilter(bd.NEAREST)) : (t.openGLTexture.setMinificationFilter(bd.LINEAR), t.openGLTexture.setMagnificationFilter(bd.LINEAR), t.colorTexture.setMinificationFilter(bd.LINEAR), t.colorTexture.setMagnificationFilter(bd.LINEAR), t.pwfTexture.setMinificationFilter(bd.LINEAR), t.pwfTexture.setMagnificationFilter(bd.LINEAR)), t.lastBoundBO = null }, e.renderPieceDraw = (n, r) => { const o = t.context; t.openGLTexture.activate(), t.colorTexture.activate(), t.pwfTexture.activate(), e.updateShaders(t.tris, n, r), o.drawArrays(o.TRIANGLES, 0, t.tris.getCABO().getElementCount()), t.tris.getVAO().release(), t.openGLTexture.deactivate(), t.colorTexture.deactivate(), t.pwfTexture.deactivate() }, e.renderPieceFinish = (e, t) => { }, e.updateBufferObjects = (t, n) => { e.getNeedToRebuildBufferObjects(t, n) && e.buildBufferObjects(t, n) }, e.getNeedToRebuildBufferObjects = (n, r) => t.VBOBuildTime.getMTime() < e.getMTime() || t.VBOBuildTime.getMTime() < r.getMTime() || t.VBOBuildTime.getMTime() < t.renderable.getMTime() || t.VBOBuildTime.getMTime() < r.getProperty().getMTime() || t.VBOBuildTime.getMTime() < t.currentInput.getMTime() || t.VBOBuildTime.getMTime() < t.resliceGeom.getMTime(), e.buildBufferObjects = (e, n) => { const r = t.currentInput; if (!r) return; const o = r.getPointData()?.getScalars(); if (!o) return; t._scalars !== o && (t._openGLRenderWindow.releaseGraphicsResourcesForObject(t._scalars), t._scalars = o); const a = o.getNumberOfComponents(); let i = `${r.getMTime()}A${o.getMTime()}`; const s = t._openGLRenderWindow.getGraphicsResourceForObject(o); if (s?.vtkObj && s?.hash === i && t.openGLTextureString === i) t.openGLTexture = s.vtkObj, t.openGLTextureString = s.hash; else { t.openGLTexture || (t.openGLTexture = Nd.newInstance(), t.openGLTexture.setOpenGLRenderWindow(t._openGLRenderWindow)); const e = r.getDimensions(); t.openGLTexture.setOglNorm16Ext(t.context.getExtension("EXT_texture_norm16")), t.openGLTexture.releaseGraphicsResources(t._openGLRenderWindow), t.openGLTexture.resetFormatAndType(), t.openGLTexture.create3DFilterableFromDataArray(e[0], e[1], e[2], o), t.openGLTextureString = i, o && t._openGLRenderWindow.setGraphicsResourceForObject(o, t.openGLTexture, t.openGLTextureString) } const l = n.getProperty(), c = l.getIndependentComponents(), u = c ? a : 1, d = c ? 2 * u : 1, p = l.getRGBTransferFunction(); i = ng(l, p, u); const f = t._openGLRenderWindow.getGraphicsResourceForObject(p); if (f?.vtkObj && f?.hash === i && t.colorTextureString === i) t.colorTexture = f.vtkObj, t.colorTextureString = f.hash; else { const e = 1024, n = new Uint8ClampedArray(e * d * 3); if (t.colorTexture || (t.colorTexture = Nd.newInstance(), t.colorTexture.setOpenGLRenderWindow(t._openGLRenderWindow)), p) { const r = new Float32Array(3 * e); for (let t = 0; t < u; t++) { const o = l.getRGBTransferFunction(t), a = o.getRange(); if (o.getTable(a[0], a[1], e, r, 1), c) for (let o = 0; o < 3 * e; o++)n[t * e * 6 + o] = 255 * r[o], n[t * e * 6 + o + 3 * e] = 255 * r[o]; else for (let o = 0; o < 3 * e; o++)n[t * e * 6 + o] = 255 * r[o] } t.colorTexture.releaseGraphicsResources(t._openGLRenderWindow), t.colorTexture.resetFormatAndType(), t.colorTexture.create2DFromRaw(e, d, 3, ys.UNSIGNED_CHAR, n) } else { for (let t = 0; t < 3 * e; ++t)n[t] = 255 * t / (3 * (e - 1)), n[t + 1] = 255 * t / (3 * (e - 1)), n[t + 2] = 255 * t / (3 * (e - 1)); t.colorTexture.releaseGraphicsResources(t._openGLRenderWindow), t.colorTexture.resetFormatAndType(), t.colorTexture.create2DFromRaw(e, 1, 3, ys.UNSIGNED_CHAR, n) } t.colorTextureString = i, p && t._openGLRenderWindow.setGraphicsResourceForObject(p, t.colorTexture, t.colorTextureString) } const g = l.getPiecewiseFunction(); i = ng(l, g, u); const m = t._openGLRenderWindow.getGraphicsResourceForObject(g); if (m?.vtkObj && m?.hash === i && t.pwfTextureString === i) t.pwfTexture = m.vtkObj, t.pwfTextureString = m.hash; else { const e = 1024, n = e * d, r = new Uint8ClampedArray(n); if (t.pwfTexture || (t.pwfTexture = Nd.newInstance(), t.pwfTexture.setOpenGLRenderWindow(t._openGLRenderWindow)), g) { const r = new Float32Array(n), o = new Float32Array(e); for (let t = 0; t < u; ++t) { const n = l.getPiecewiseFunction(t); if (null === n) r.fill(1); else { const a = n.getRange(); if (n.getTable(a[0], a[1], e, o, 1), c) for (let n = 0; n < e; n++)r[t * e * 2 + n] = o[n], r[t * e * 2 + n + e] = o[n]; else for (let n = 0; n < e; n++)r[t * e * 2 + n] = o[n] } } t.pwfTexture.releaseGraphicsResources(t._openGLRenderWindow), t.pwfTexture.resetFormatAndType(), t.pwfTexture.create2DFromRaw(e, d, 1, ys.FLOAT, r) } else r.fill(255), t.pwfTexture.releaseGraphicsResources(t._openGLRenderWindow), t.pwfTexture.resetFormatAndType(), t.pwfTexture.create2DFromRaw(e, 1, 1, ys.UNSIGNED_CHAR, r); t.pwfTextureString = i, g && t._openGLRenderWindow.setGraphicsResourceForObject(g, t.pwfTexture, t.pwfTextureString) } const h = `${t.resliceGeom.getMTime()}A${t.renderable.getSlabThickness()}`; if (!t.tris.getCABO().getElementCount() || t.VBOBuildString !== h) { const e = Es.newInstance({ numberOfComponents: 3, values: t.resliceGeom.getPoints().getData() }); e.setName("points"); const n = Es.newInstance({ numberOfComponents: 1, values: t.resliceGeom.getPolys().getData() }), r = { points: e, cellOffset: 0 }; if (t.renderable.getSlabThickness() > 0) { const e = t.resliceGeom.getPointData().getNormals(); e ? r.normals = e : tg("Slab mode requested without normals") } t.tris.getCABO().createVBO(n, "polys", rs.SURFACE, r) } t.VBOBuildString = h, t.VBOBuildTime.modified() }, e.updateShaders = (n, r, o) => { if (t.lastBoundBO = n, e.getNeedToRebuildShaders(n, r, o)) { const a = { Vertex: null, Fragment: null, Geometry: null }; e.buildShaders(a, r, o); const i = t._openGLRenderWindow.getShaderCache().readyShaderProgramArray(a.Vertex, a.Fragment, a.Geometry); i !== n.getProgram() && (n.setProgram(i), n.getVAO().releaseGraphicsResources()), n.getShaderSourceTime().modified() } else t._openGLRenderWindow.getShaderCache().readyShaderProgram(n.getProgram()); n.getVAO().bind(), e.setMapperShaderParameters(n, r, o), e.setCameraShaderParameters(n, r, o), e.setPropertyShaderParameters(n, r, o) }, e.setMapperShaderParameters = (n, r, o) => { const a = n.getProgram(); if (n.getCABO().getElementCount() && (t.VBOBuildTime.getMTime() > n.getAttributeUpdateTime().getMTime() || n.getShaderSourceTime().getMTime() > n.getAttributeUpdateTime().getMTime())) { a.isUniformUsed("texture1") && a.setUniformi("texture1", t.openGLTexture.getTextureUnit()), a.isAttributeUsed("vertexWC") && (n.getVAO().addAttributeArray(a, n.getCABO(), "vertexWC", n.getCABO().getVertexOffset(), n.getCABO().getStride(), t.context.FLOAT, 3, t.context.FALSE) || tg("Error setting vertexWC in shader VAO.")), a.isAttributeUsed("normalWC") && (n.getVAO().addAttributeArray(a, n.getCABO(), "normalWC", n.getCABO().getNormalOffset(), n.getCABO().getStride(), t.context.FLOAT, 3, t.context.FALSE) || tg("Error setting normalWC in shader VAO.")), a.isUniformUsed("slabThickness") && a.setUniformf("slabThickness", t.renderable.getSlabThickness()), a.isUniformUsed("spacing") && a.setUniform3fv("spacing", t.currentInput.getSpacing()), a.isUniformUsed("slabType") && a.setUniformi("slabType", t.renderable.getSlabType()), a.isUniformUsed("slabType") && a.setUniformi("slabType", t.renderable.getSlabType()), a.isUniformUsed("slabTrapezoid") && a.setUniformi("slabTrapezoid", t.renderable.getSlabTrapezoidIntegration()); const e = n.getCABO().getCoordShiftAndScaleEnabled() ? n.getCABO().getInverseShiftAndScaleMatrix() : null; if (a.isUniformUsed("WCTCMatrix")) { const n = t.currentInput, r = n.getDimensions(); d(t.tmpMat4, n.getIndexToWorld()), x(t.tmpMat4, t.tmpMat4, r), h(t.tmpMat4, t.tmpMat4), e && T(t.tmpMat4, t.tmpMat4, e), a.setUniformMatrix("WCTCMatrix", t.tmpMat4) } a.isUniformUsed("vboScaling") && a.setUniform3fv("vboScaling", n.getCABO().getCoordScale()), n.getAttributeUpdateTime().modified() } if (t.haveSeenDepthRequest && n.getProgram().setUniformi("depthRequest", t.renderDepth ? 1 : 0), n.getProgram().isUniformUsed("coffset")) { const t = e.getCoincidentParameters(r, o); n.getProgram().setUniformf("coffset", t.offset), n.getProgram().isUniformUsed("cfactor") && n.getProgram().setUniformf("cfactor", t.factor) } }, e.setCameraShaderParameters = (e, n, o) => { const a = t._openGLCamera.getKeyMatrices(n), i = t._openGLImageSlice.getKeyMatrices(), s = e.getCABO().getCoordShiftAndScaleEnabled() ? e.getCABO().getInverseShiftAndScaleMatrix() : null, l = e.getProgram(); l.isUniformUsed("MCPCMatrix") && (g(t.tmpMat4), l.setUniformMatrix("MCPCMatrix", rg([a.wcpc, i.mcwc, s], r, t.tmpMat4))), l.isUniformUsed("MCVCMatrix") && (g(t.tmpMat4), l.setUniformMatrix("MCVCMatrix", rg([a.wcvc, i.mcwc, s], r, t.tmpMat4))) }, e.setPropertyShaderParameters = (e, n, r) => { const o = e.getProgram(), a = r.getProperty(), i = a.getOpacity(); o.setUniformf("opacity", i); const s = t.openGLTexture.getComponents(), l = a.getIndependentComponents(); if (l) for (let e = 0; e < s; ++e)o.setUniformf(`mix${e}`, a.getComponentWeight(e)); const c = t.openGLTexture.getVolumeInfo(); for (let e = 0; e < s; e++) { let t = a.getColorWindow(), n = a.getColorLevel(); const r = l ? e : 0, i = a.getRGBTransferFunction(r); if (i && a.getUseLookupTableScalarRange()) { const e = i.getRange(); t = e[1] - e[0], n = .5 * (e[1] + e[0]) } const s = c.scale[e] / t, u = (c.offset[e] - n) / t + .5; o.setUniformf(`cshift${e}`, u), o.setUniformf(`cscale${e}`, s) } const u = t.colorTexture.getTextureUnit(); o.setUniformi("colorTexture1", u); for (let e = 0; e < s; e++) { let t = 1, n = 0; const r = l ? e : 0, i = a.getPiecewiseFunction(r); if (i) { const r = i.getRange(), o = r[1] - r[0], a = .5 * (r[0] + r[1]); t = c.scale[e] / o, n = (c.offset[e] - a) / o + .5 } o.setUniformf(`pwfshift${e}`, n), o.setUniformf(`pwfscale${e}`, t) } const d = t.pwfTexture.getTextureUnit(); o.setUniformi("pwfTexture1", d), o.setUniform4fv("backgroundColor", t.renderable.getBackgroundColor()) }, e.getNeedToRebuildShaders = (e, n, r) => { const o = t.openGLTexture.getComponents(), a = r.getProperty().getIndependentComponents(), i = t.renderable.getSlabThickness(), s = t.renderable.getSlabType(), l = t.renderable.getSlabTrapezoidIntegration(); let c = !1; return (!t.currentRenderPass && t.lastRenderPassShaderReplacement || t.currentRenderPass && t.currentRenderPass.getShaderReplacement() !== t.lastRenderPassShaderReplacement) && (c = !0), !(!c && t.lastHaveSeenDepthRequest === t.haveSeenDepthRequest && 0 !== e.getProgram()?.getHandle() && t.lastTextureComponents === o && t.lastIndependentComponents === a && t.lastSlabThickness === i && t.lastSlabType === s && t.lastSlabTrapezoidIntegration === l || (t.lastHaveSeenDepthRequest = t.haveSeenDepthRequest, t.lastTextureComponents = o, t.lastIndependentComponents = a, t.lastSlabThickness = i, t.lastSlabType = s, t.lastSlabTrapezoidIntegration = l, 0)) }, e.getShaderTemplate = (e, t, n) => { e.Vertex = "//VTK::System::Dec\n\n/*=========================================================================\n\n  Program:   Visualization Toolkit\n  Module:    vtkImageResliceMapperVS.glsl\n\n  Copyright (c) Ken Martin, Will Schroeder, Bill Lorensen\n  All rights reserved.\n  See Copyright.txt or http://www.kitware.com/Copyright.htm for details.\n\n     This software is distributed WITHOUT ANY WARRANTY; without even\n     the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR\n     PURPOSE.  See the above copyright notice for more information.\n\n=========================================================================*/\n\n// all variables that represent positions or directions have a suffix\n// indicating the coordinate system they are in. The possible values are\n// MC - Model coordinates\n// WC - World coordinates\n// VC - View coordinates\n// DC - Display coordinates\n// TC - Texture coordinates\n\n// frag position in VC\n//VTK::PositionVC::Dec\n\n// Texture coordinates\n//VTK::TCoord::Dec\n\n// picking support\n//VTK::Picking::Dec\n\n// camera and actor matrix values\n//VTK::Camera::Dec\n\nvoid main()\n{\n  //VTK::PositionVC::Impl\n\n  //VTK::TCoord::Impl\n\n  //VTK::Picking::Impl\n}\n", e.Fragment = "//VTK::System::Dec\n\n/*=========================================================================\n\n  Program:   Visualization Toolkit\n  Module:    vtkImageResliceMapperFS.glsl\n\n  Copyright (c) Ken Martin, Will Schroeder, Bill Lorensen\n  All rights reserved.\n  See Copyright.txt or http://www.kitware.com/Copyright.htm for details.\n\n     This software is distributed WITHOUT ANY WARRANTY; without even\n     the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR\n     PURPOSE.  See the above copyright notice for more information.\n\n=========================================================================*/\n// Template for the gpu image mapper fragment shader\n\n// VC position of this fragment\n//VTK::PositionVC::Dec\n\n// Texture coordinates\n//VTK::TCoord::Dec\n\n// picking support\n//VTK::Picking::Dec\n\n// handle coincident offsets\n//VTK::Coincident::Dec\n\n//VTK::ZBuffer::Dec\n\n// the output of this shader\n//VTK::Output::Dec\n\nvoid main()\n{\n  // VC position of this fragment. This should not branch/return/discard.\n  //VTK::PositionVC::Impl\n\n  // Place any calls that require uniform flow (e.g. dFdx) here.\n  //VTK::UniformFlow::Impl\n\n  // Set gl_FragDepth here (gl_FragCoord.z by default)\n  //VTK::Depth::Impl\n\n  // Early depth peeling abort:\n  //VTK::DepthPeeling::PreColor\n\n  //VTK::TCoord::Impl\n\n  if (gl_FragData[0].a <= 0.0)\n    {\n    discard;\n    }\n\n  //VTK::DepthPeeling::Impl\n\n  //VTK::Picking::Impl\n\n  // handle coincident offsets\n  //VTK::Coincident::Impl\n\n  //VTK::ZBuffer::Impl\n\n  //VTK::RenderPassFragmentShader::Impl\n}\n", e.Geometry = "" }, e.replaceShaderValues = (n, r, o) => { if (e.replaceShaderTCoord(n, r, o), e.replaceShaderPositionVC(n, r, o), t.haveSeenDepthRequest) { let e = n.Fragment; e = cd.substitute(e, "//VTK::ZBuffer::Dec", "uniform int depthRequest;").result, e = cd.substitute(e, "//VTK::ZBuffer::Impl", ["if (depthRequest == 1) {", "float iz = floor(gl_FragCoord.z*65535.0 + 0.1);", "float rf = floor(iz/256.0)/255.0;", "float gf = mod(iz,256.0)/255.0;", "gl_FragData[0] = vec4(rf, gf, 0.0, 1.0); }"]).result, n.Fragment = e } e.replaceShaderCoincidentOffset(n, r, o) }, e.replaceShaderTCoord = (e, n, r) => { let o = e.Vertex; const a = e.Geometry; let i = e.Fragment; const s = t.renderable.getSlabThickness(); o = cd.substitute(o, "//VTK::TCoord::Dec", ["uniform mat4 WCTCMatrix;", "out vec3 fragTexCoord;"]).result, o = cd.substitute(o, "//VTK::TCoord::Impl", ["fragTexCoord = (WCTCMatrix * vertexWC).xyz;"]).result; const l = t.openGLTexture.getComponents(), c = r.getProperty().getIndependentComponents(); let u = ["in vec3 fragTexCoord;", "uniform highp sampler3D texture1;", "uniform mat4 WCTCMatrix;", "uniform float cshift0;", "uniform float cscale0;", "uniform float pwfshift0;", "uniform float pwfscale0;", "uniform sampler2D colorTexture1;", "uniform sampler2D pwfTexture1;", "uniform float opacity;", "uniform vec4 backgroundColor;"]; if (c) { for (let e = 1; e < l; e++)u = u.concat([`uniform float cshift${e};`, `uniform float cscale${e};`, `uniform float pwfshift${e};`, `uniform float pwfscale${e};`]); switch (l) { case 1: u = u.concat(["uniform float mix0;", "#define height0 0.5"]); break; case 2: u = u.concat(["uniform float mix0;", "uniform float mix1;", "#define height0 0.25", "#define height1 0.75"]); break; case 3: u = u.concat(["uniform float mix0;", "uniform float mix1;", "uniform float mix2;", "#define height0 0.17", "#define height1 0.5", "#define height2 0.83"]); break; case 4: u = u.concat(["uniform float mix0;", "uniform float mix1;", "uniform float mix2;", "uniform float mix3;", "#define height0 0.125", "#define height1 0.375", "#define height2 0.625", "#define height3 0.875"]); break; default: tg("Unsupported number of independent coordinates.") } } s > 0 && (u = u.concat(["uniform vec3 spacing;", "uniform float slabThickness;", "uniform int slabType;", "uniform int slabTrapezoid;", "uniform vec3 vboScaling;"]), u = u.concat(["vec4 compositeValue(vec4 currVal, vec4 valToComp, int trapezoid)", "{", "  vec4 retVal = vec4(1.0);", "  if (slabType == 0) // min", "  {", "    retVal = min(currVal, valToComp);", "  }", "  else if (slabType == 1) // max", "  {", "    retVal = max(currVal, valToComp);", "  }", "  else if (slabType == 3) // sum", "  {", "    retVal = currVal + (trapezoid > 0 ? 0.5 * valToComp : valToComp); ", "  }", "  else // mean", "  {", "    retVal = currVal + (trapezoid > 0 ? 0.5 * valToComp : valToComp); ", "  }", "  return retVal;", "}"])), i = cd.substitute(i, "//VTK::TCoord::Dec", u).result; let d = ["if (any(greaterThan(fragTexCoord, vec3(1.0))) || any(lessThan(fragTexCoord, vec3(0.0))))", "{", "  // set the background color and exit", "  gl_FragData[0] = backgroundColor;", "  return;", "}", "vec4 tvalue = texture(texture1, fragTexCoord);"]; if (s > 0 && (d = d.concat(["// Get the first and last samples", "int numSlices = 1;", "float scaling = min(min(spacing.x, spacing.y), spacing.z) * 0.5;", "vec3 normalxspacing = scaling * normalWCVSOutput;", "float distTraveled = length(normalxspacing);", "int trapezoid = 0;", "while (distTraveled < slabThickness * 0.5)", "{", "  distTraveled += length(normalxspacing);", "  float fnumSlices = float(numSlices);", "  if (distTraveled > slabThickness * 0.5)", "  {", "    // Before stepping outside the slab, sample at the boundaries", "    normalxspacing = normalWCVSOutput * slabThickness * 0.5 / fnumSlices;", "    trapezoid = slabTrapezoid;", "  }", "  vec3 fragTCoordNeg = (WCTCMatrix * vec4(vertexWCVSOutput.xyz - fnumSlices * normalxspacing * vboScaling, 1.0)).xyz;", "  if (!any(greaterThan(fragTCoordNeg, vec3(1.0))) && !any(lessThan(fragTCoordNeg, vec3(0.0))))", "  {", "    vec4 newVal = texture(texture1, fragTCoordNeg);", "    tvalue = compositeValue(tvalue, newVal, trapezoid);", "    numSlices += 1;", "  }", "  vec3 fragTCoordPos = (WCTCMatrix * vec4(vertexWCVSOutput.xyz + fnumSlices * normalxspacing * vboScaling, 1.0)).xyz;", "  if (!any(greaterThan(fragTCoordNeg, vec3(1.0))) && !any(lessThan(fragTCoordNeg, vec3(0.0))))", "  {", "    vec4 newVal = texture(texture1, fragTCoordPos);", "    tvalue = compositeValue(tvalue, newVal, trapezoid);", "    numSlices += 1;", "  }", "}", "// Finally, if slab type is *mean*, divide the sum by the numSlices", "if (slabType == 2)", "{", "  tvalue = tvalue / float(numSlices);", "}"])), c) { const e = ["r", "g", "b", "a"]; for (let t = 0; t < l; ++t)d = d.concat([`vec3 tcolor${t} = mix${t} * texture2D(colorTexture1, vec2(tvalue.${e[t]} * cscale${t} + cshift${t}, height${t})).rgb;`, `float compWeight${t} = mix${t} * texture2D(pwfTexture1, vec2(tvalue.${e[t]} * pwfscale${t} + pwfshift${t}, height${t})).r;`]); switch (l) { case 1: d = d.concat(["gl_FragData[0] = vec4(tcolor0.rgb, compWeight0 * opacity);"]); break; case 2: d = d.concat(["float weightSum = compWeight0 + compWeight1;", "gl_FragData[0] = vec4(vec3((tcolor0.rgb * (compWeight0 / weightSum)) + (tcolor1.rgb * (compWeight1 / weightSum))), opacity);"]); break; case 3: d = d.concat(["float weightSum = compWeight0 + compWeight1 + compWeight2;", "gl_FragData[0] = vec4(vec3((tcolor0.rgb * (compWeight0 / weightSum)) + (tcolor1.rgb * (compWeight1 / weightSum)) + (tcolor2.rgb * (compWeight2 / weightSum))), opacity);"]); break; case 4: d = d.concat(["float weightSum = compWeight0 + compWeight1 + compWeight2 + compWeight3;", "gl_FragData[0] = vec4(vec3((tcolor0.rgb * (compWeight0 / weightSum)) + (tcolor1.rgb * (compWeight1 / weightSum)) + (tcolor2.rgb * (compWeight2 / weightSum)) + (tcolor3.rgb * (compWeight3 / weightSum))), opacity);"]); break; default: tg("Unsupported number of independent coordinates.") } } else switch (l) { case 1: d = d.concat(["// Dependent components", "float intensity = tvalue.r;", "vec3 tcolor = texture2D(colorTexture1, vec2(intensity * cscale0 + cshift0, 0.5)).rgb;", "float scalarOpacity = texture2D(pwfTexture1, vec2(intensity * pwfscale0 + pwfshift0, 0.5)).r;", "gl_FragData[0] = vec4(tcolor, scalarOpacity * opacity);"]); break; case 2: d = d.concat(["float intensity = tvalue.r*cscale0 + cshift0;", "gl_FragData[0] = vec4(texture2D(colorTexture1, vec2(intensity, 0.5)).rgb, pwfscale0*tvalue.g + pwfshift0);"]); break; case 3: d = d.concat(["vec4 tcolor = cscale0*tvalue + cshift0;", "gl_FragData[0] = vec4(texture2D(colorTexture1, vec2(tcolor.r,0.5)).r,", "  texture2D(colorTexture1, vec2(tcolor.g,0.5)).r,", "  texture2D(colorTexture1, vec2(tcolor.b,0.5)).r, opacity);"]); break; default: d = d.concat(["vec4 tcolor = cscale0*tvalue + cshift0;", "gl_FragData[0] = vec4(texture2D(colorTexture1, vec2(tcolor.r,0.5)).r,", "  texture2D(colorTexture1, vec2(tcolor.g,0.5)).r,", "  texture2D(colorTexture1, vec2(tcolor.b,0.5)).r, tcolor.a);"]) }i = cd.substitute(i, "//VTK::TCoord::Impl", d).result, e.Vertex = o, e.Fragment = i, e.Geometry = a }, e.replaceShaderPositionVC = (n, r, o) => { let a = n.Vertex; const i = n.Geometry; let s = n.Fragment; const l = t.renderable.getSlabThickness(); let c = ["attribute vec4 vertexWC;"]; c = c.concat([`//${e.getMTime()}${t.resliceGeomUpdateString}`]), l > 0 && (c = c.concat(["attribute vec3 normalWC;", "varying vec3 normalWCVSOutput;", "varying vec4 vertexWCVSOutput;"])), a = cd.substitute(a, "//VTK::PositionVC::Dec", c).result; let u = ["gl_Position = MCPCMatrix * vertexWC;"]; l > 0 && (u = u.concat(["normalWCVSOutput = normalWC;", "vertexWCVSOutput = vertexWC;"])), a = cd.substitute(a, "//VTK::PositionVC::Impl", u).result, a = cd.substitute(a, "//VTK::Camera::Dec", ["uniform mat4 MCPCMatrix;", "uniform mat4 MCVCMatrix;"]).result; let d = []; l > 0 && (d = d.concat(["varying vec3 normalWCVSOutput;", "varying vec4 vertexWCVSOutput;"])), s = cd.substitute(s, "//VTK::PositionVC::Dec", d).result, n.Vertex = a, n.Geometry = i, n.Fragment = s }, e.updateResliceGeometry = () => { let e = ""; const n = t.currentInput, r = n?.getBounds(); let o = !0, a = 2; const i = t.renderable.getSlicePolyData(), s = t.renderable.getSlicePlane(); if (i) e = e.concat(`PolyData${i.getMTime()}`); else if (s) { e = e.concat(`Plane${s.getMTime()}`), n && (e = e.concat(`Image${n.getMTime()}`)); const t = ue(n?.getDirection()); ge(t, t); const r = [...s.getNormal()]; Ln(r, r, t), [o, a] = function (e) { za.normalize(e); const t = [0, 0, 0]; for (let r = 0; r < 3; ++r) { (n = t)[0] = 0, n[1] = 0, n[2] = 0, t[r] = 1; const o = za.dot(e, t); if (o < -.999 || o > .999) return [!0, r] } var n; return [!1, 2] }(r) } else { const o = ni.newInstance(); o.setNormal(0, 0, 1); let a = [0, 1, 0, 1, 0, 1]; n && (a = r), o.setOrigin(a[0], a[2], .5 * (a[5] + a[4])), t.renderable.setSlicePlane(o), e = e.concat(`Plane${s?.getMTime()}`), n && (e = e.concat(`Image${n.getMTime()}`)) } if (!t.resliceGeom || t.resliceGeomUpdateString !== e) { if (i) t.resliceGeom || (t.resliceGeom = gu.newInstance()), t.resliceGeom.getPoints().setData(i.getPoints().getData(), 3), t.resliceGeom.getPolys().setData(i.getPolys().getData(), 1), t.resliceGeom.getPointData().setNormals(i.getPointData().getNormals()); else if (s) if (o) { const e = new Float32Array(12), r = n.worldToIndex(s.getOrigin(), [0, 0, 0]), o = [(a + 1) % 3, (a + 2) % 3].sort(), i = n.getDimensions(), l = [0, i[0] - 1, 0, i[1] - 1, 0, i[2] - 1]; let c = 0; for (let t = 0; t < 2; ++t)for (let n = 0; n < 2; ++n)e[c + a] = r[a], e[c + o[0]] = l[2 * o[0] + n], e[c + o[1]] = l[2 * o[1] + t], c += 3; t.transform.setMatrix(n.getIndexToWorld()), t.transform.transformPoints(e, e); const u = new Uint16Array(8); u[0] = 3, u[1] = 0, u[2] = 1, u[3] = 3, u[4] = 3, u[5] = 0, u[6] = 3, u[7] = 2; const d = s.getNormal(); za.normalize(d); const p = new Float32Array(12); for (let e = 0; e < 4; ++e)p[3 * e] = d[0], p[3 * e + 1] = d[1], p[3 * e + 2] = d[2]; t.resliceGeom || (t.resliceGeom = gu.newInstance()), t.resliceGeom.getPoints().setData(e, 3), t.resliceGeom.getPolys().setData(u, 1); const f = Es.newInstance({ numberOfComponents: 3, values: p, name: "Normals" }); t.resliceGeom.getPointData().setNormals(f) } else { t.outlineFilter.setInputData(n), t.cutter.setInputConnection(t.outlineFilter.getOutputPort()), t.cutter.setCutFunction(s), t.lineToSurfaceFilter.setInputConnection(t.cutter.getOutputPort()), t.lineToSurfaceFilter.update(), t.resliceGeom || (t.resliceGeom = gu.newInstance()); const e = t.lineToSurfaceFilter.getOutputData(); t.resliceGeom.getPoints().setData(e.getPoints().getData(), 3), t.resliceGeom.getPolys().setData(e.getPolys().getData(), 1), t.resliceGeom.getPointData().setNormals(e.getPointData().getNormals()); const r = s.getNormal(), o = t.resliceGeom.getNumberOfPoints(); za.normalize(r); const a = new Float32Array(3 * o); for (let e = 0; e < o; ++e)a[3 * e] = r[0], a[3 * e + 1] = r[1], a[3 * e + 2] = r[2]; const i = Es.newInstance({ numberOfComponents: 3, values: a, name: "Normals" }); t.resliceGeom.getPointData().setNormals(i) } else tg("Something went wrong.", "A default slice plane should have been created in the beginning of", "updateResliceGeometry."); t.resliceGeomUpdateString = e, t.resliceGeom?.modified() } }, e.setOpenGLTexture = e => { e && (t.openGLTexture = e, t._externalOpenGLTexture = !0) } } const ag = { VBOBuildTime: {}, VBOBuildString: null, haveSeenDepthRequest: !1, lastHaveSeenDepthRequest: !1, lastIndependentComponents: !1, lastTextureComponents: 0, lastSlabThickness: 0, lastSlabTrapezoidIntegration: 0, lastSlabType: -1, openGLTexture: null, openGLTextureString: null, colorTextureString: null, pwfTextureString: null, resliceGeom: null, resliceGeomUpdateString: null, tris: null, colorTexture: null, pwfTexture: null, _externalOpenGLTexture: !1, _scalars: null }; const ig = Et((function (e, t) { let n = arguments.length > 2 && void 0 !== arguments[2] ? arguments[2] : {}; Object.assign(t, ag, n), Zt.extend(e, t, n), kd(e, t, n), Gd(e, t, n), t.tris = yd.newInstance(), t.openGLTexture = null, t.colorTexture = null, t.pwfTexture = null, t.VBOBuildTime = {}, yt(t.VBOBuildTime), t.tmpMat4 = g(new Float64Array(16)), t.outlineFilter = $f.newInstance(), t.outlineFilter.setGenerateFaces(!0), t.outlineFilter.setGenerateLines(!1), t.cubePolyData = gu.newInstance(), t.cutter = Df.newInstance(), t.lineToSurfaceFilter = wf.newInstance(), t.transform = Qf.newInstance(), bt(e, t, ["openGLTexture"]), og(e, t) }), "vtkOpenGLImageResliceMapper"); rn("vtkImageResliceMapper", ig); var sg = { SlicingMode: { NONE: -1, I: 0, J: 1, K: 2, X: 3, Y: 4, Z: 5 } }; const { vtkErrorMacro: lg } = Kt, { SlicingMode: cg } = sg; function ug(e, t, n) { if (t) { const r = e.getIndependentComponents(); return `${t.getMTime()}-${r}-${n}` } return "0" } function dg(e) { const t = e.split("\n"), n = []; for (let e = 0; e < t.length; ++e) { const r = t[e].trim(); r.length > 0 && n.push(r) } return n } function pg(e, t) { t.classHierarchy.push("vtkOpenGLImageMapper"), e.buildPass = n => { if (n) { t.currentRenderPass = null, t.openGLImageSlice = e.getFirstAncestorOfType("vtkOpenGLImageSlice"), t._openGLRenderer = e.getFirstAncestorOfType("vtkOpenGLRenderer"), t._openGLRenderWindow = t._openGLRenderer.getParent(), t.context = t._openGLRenderWindow.getContext(), t.tris.setOpenGLRenderWindow(t._openGLRenderWindow); const n = t._openGLRenderer.getRenderable(); t.openGLCamera = t._openGLRenderer.getViewNodeFor(n.getActiveCamera()), t.renderable.isA("vtkImageMapper") && t.renderable.getSliceAtFocalPoint() && t.renderable.setSliceFromCamera(n.getActiveCamera()) } }, e.translucentPass = (n, r) => { n && (t.currentRenderPass = r, e.render()) }, e.zBufferPass = n => { n && (t.haveSeenDepthRequest = !0, t.renderDepth = !0, e.render(), t.renderDepth = !1) }, e.opaqueZBufferPass = t => e.zBufferPass(t), e.opaquePass = t => { t && e.render() }, e.getCoincidentParameters = (e, n) => t.renderable.getResolveCoincidentTopology() ? t.renderable.getCoincidentTopologyPolygonOffsetParameters() : null, e.render = () => { const n = t.openGLImageSlice.getRenderable(), r = t._openGLRenderer.getRenderable(); e.renderPiece(r, n) }, e.getShaderTemplate = (e, t, n) => { e.Vertex = _d, e.Fragment = Fd, e.Geometry = "" }, e.replaceShaderValues = (n, r, o) => { let a = n.Vertex, i = n.Fragment; a = cd.substitute(a, "//VTK::Camera::Dec", ["uniform mat4 MCPCMatrix;"]).result, a = cd.substitute(a, "//VTK::PositionVC::Impl", ["  gl_Position = MCPCMatrix * vertexMC;"]).result, a = cd.substitute(a, "//VTK::TCoord::Impl", "tcoordVCVSOutput = tcoordMC;").result, a = cd.substitute(a, "//VTK::TCoord::Dec", "attribute vec2 tcoordMC; varying vec2 tcoordVCVSOutput;").result; const s = t.openGLTexture.getComponents(), l = o.getProperty().getIndependentComponents(); let c = ["varying vec2 tcoordVCVSOutput;", "uniform float cshift0;", "uniform float cscale0;", "uniform float pwfshift0;", "uniform float pwfscale0;", "uniform sampler2D texture1;", "uniform sampler2D colorTexture1;", "uniform sampler2D pwfTexture1;", "uniform sampler2D labelOutlineTexture1;", "uniform float opacity;", "uniform float outlineOpacity;"]; if (l) { for (let e = 1; e < s; e++)c = c.concat([`uniform float cshift${e};`, `uniform float cscale${e};`, `uniform float pwfshift${e};`, `uniform float pwfscale${e};`]); switch (s) { case 1: c = c.concat(["uniform float mix0;", "#define height0 0.5"]); break; case 2: c = c.concat(["uniform float mix0;", "uniform float mix1;", "#define height0 0.25", "#define height1 0.75"]); break; case 3: c = c.concat(["uniform float mix0;", "uniform float mix1;", "uniform float mix2;", "#define height0 0.17", "#define height1 0.5", "#define height2 0.83"]); break; case 4: c = c.concat(["uniform float mix0;", "uniform float mix1;", "uniform float mix2;", "uniform float mix3;", "#define height0 0.125", "#define height1 0.375", "#define height2 0.625", "#define height3 0.875"]); break; default: lg("Unsupported number of independent coordinates.") } } if (i = cd.substitute(i, "//VTK::TCoord::Dec", c).result, !0 === o.getProperty().getUseLabelOutline() && (i = cd.substitute(i, "//VTK::LabelOutline::Dec", ["uniform int outlineThickness;", "uniform float vpWidth;", "uniform float vpHeight;", "uniform float vpOffsetX;", "uniform float vpOffsetY;", "uniform mat4 PCWCMatrix;", "uniform mat4 vWCtoIDX;", "uniform ivec3 imageDimensions;"]).result, i = cd.substitute(i, "//VTK::ImageLabelOutlineOn", "#define vtkImageLabelOutlineOn").result, i = cd.substitute(i, "//VTK::LabelOutlineHelperFunction", ["#ifdef vtkImageLabelOutlineOn", "vec3 fragCoordToIndexSpace(vec4 fragCoord) {", "  vec4 pcPos = vec4(", "    (fragCoord.x / vpWidth - vpOffsetX - 0.5) * 2.0,", "    (fragCoord.y / vpHeight - vpOffsetY - 0.5) * 2.0,", "    (fragCoord.z - 0.5) * 2.0,", "    1.0);", "", "  vec4 worldCoord = PCWCMatrix * pcPos;", "  vec4 vertex = (worldCoord/worldCoord.w);", "", "  vec3 index = (vWCtoIDX * vertex).xyz;", "", "  // half voxel fix for labelmapOutline", "  return (index + vec3(0.5)) / vec3(imageDimensions);", "}", "#endif"]).result), l) { const e = ["r", "g", "b", "a"]; let t = ["vec4 tvalue = texture2D(texture1, tcoordVCVSOutput);"]; for (let n = 0; n < s; n++)t = t.concat([`vec3 tcolor${n} = mix${n} * texture2D(colorTexture1, vec2(tvalue.${e[n]} * cscale${n} + cshift${n}, height${n})).rgb;`, `float compWeight${n} = mix${n} * texture2D(pwfTexture1, vec2(tvalue.${e[n]} * pwfscale${n} + pwfshift${n}, height${n})).r;`]); switch (s) { case 1: t = t.concat(["gl_FragData[0] = vec4(tcolor0.rgb, opacity);"]); break; case 2: t = t.concat(["float weightSum = compWeight0 + compWeight1;", "gl_FragData[0] = vec4(vec3((tcolor0.rgb * (compWeight0 / weightSum)) + (tcolor1.rgb * (compWeight1 / weightSum))), opacity);"]); break; case 3: t = t.concat(["float weightSum = compWeight0 + compWeight1 + compWeight2;", "gl_FragData[0] = vec4(vec3((tcolor0.rgb * (compWeight0 / weightSum)) + (tcolor1.rgb * (compWeight1 / weightSum)) + (tcolor2.rgb * (compWeight2 / weightSum))), opacity);"]); break; case 4: t = t.concat(["float weightSum = compWeight0 + compWeight1 + compWeight2 + compWeight3;", "gl_FragData[0] = vec4(vec3((tcolor0.rgb * (compWeight0 / weightSum)) + (tcolor1.rgb * (compWeight1 / weightSum)) + (tcolor2.rgb * (compWeight2 / weightSum)) + (tcolor3.rgb * (compWeight3 / weightSum))), opacity);"]); break; default: lg("Unsupported number of independent coordinates.") }i = cd.substitute(i, "//VTK::TCoord::Impl", t).result } else switch (s) { case 1: i = cd.substitute(i, "//VTK::TCoord::Impl", [...dg("\n                #ifdef vtkImageLabelOutlineOn\n                  vec3 centerPosIS = fragCoordToIndexSpace(gl_FragCoord); \n                  float centerValue = texture2D(texture1, centerPosIS.xy).r;\n                  bool pixelOnBorder = false;\n                  vec3 tColor = texture2D(colorTexture1, vec2(centerValue * cscale0 + cshift0, 0.5)).rgb;\n                  float scalarOpacity = texture2D(pwfTexture1, vec2(centerValue * pwfscale0 + pwfshift0, 0.5)).r;\n                  float opacityToUse = scalarOpacity * opacity;\n                  int segmentIndex = int(centerValue * 255.0);\n                  float textureCoordinate = float(segmentIndex - 1) / 1024.0;\n                  float textureValue = texture2D(labelOutlineTexture1, vec2(textureCoordinate, 0.5)).r;\n                  int actualThickness = int(textureValue * 255.0);\n\n                  if (actualThickness == 0) {\n                    gl_FragData[0] = vec4(0.0, 0.0, 1.0, 1.0);\n                    return;\n                  }\n                  if (opacityToUse > 0.01) {\n                    for (int i = -actualThickness; i <= actualThickness; i++) {\n                      for (int j = -actualThickness; j <= actualThickness; j++) {\n                        if (i == 0 || j == 0) {\n                          continue;\n                        }\n                        vec4 neighborPixelCoord = vec4(gl_FragCoord.x + float(i),\n                          gl_FragCoord.y + float(j),\n                          gl_FragCoord.z, gl_FragCoord.w);\n                        vec3 neighborPosIS = fragCoordToIndexSpace(neighborPixelCoord);\n                        float value = texture2D(texture1, neighborPosIS.xy).r;\n                        if (value != centerValue) {\n                          pixelOnBorder = true;\n                          break;\n                        }\n                      }\n                      if (pixelOnBorder == true) {\n                        break;\n                      }\n                    }\n                    if (pixelOnBorder == true) {\n                      gl_FragData[0] = vec4(tColor, outlineOpacity);\n                    }\n                    else {\n                      gl_FragData[0] = vec4(tColor, opacityToUse);\n                    }\n                  }\n                #else\n                  float intensity = texture2D(texture1, tcoordVCVSOutput).r;\n                  vec3 tcolor = texture2D(colorTexture1, vec2(intensity * cscale0 + cshift0, 0.5)).rgb;\n                  float scalarOpacity = texture2D(pwfTexture1, vec2(intensity * pwfscale0 + pwfshift0, 0.5)).r;\n                  gl_FragData[0] = vec4(tcolor, scalarOpacity * opacity);\n                #endif\n                ")]).result; break; case 2: i = cd.substitute(i, "//VTK::TCoord::Impl", ["vec4 tcolor = texture2D(texture1, tcoordVCVSOutput);", "float intensity = tcolor.r*cscale0 + cshift0;", "gl_FragData[0] = vec4(texture2D(colorTexture1, vec2(intensity, 0.5)).rgb, pwfscale0*tcolor.g + pwfshift0);"]).result; break; case 3: i = cd.substitute(i, "//VTK::TCoord::Impl", ["vec4 tcolor = cscale0*texture2D(texture1, tcoordVCVSOutput.st) + cshift0;", "gl_FragData[0] = vec4(texture2D(colorTexture1, vec2(tcolor.r,0.5)).r,", "  texture2D(colorTexture1, vec2(tcolor.g,0.5)).r,", "  texture2D(colorTexture1, vec2(tcolor.b,0.5)).r, opacity);"]).result; break; default: i = cd.substitute(i, "//VTK::TCoord::Impl", ["vec4 tcolor = cscale0*texture2D(texture1, tcoordVCVSOutput.st) + cshift0;", "gl_FragData[0] = vec4(texture2D(colorTexture1, vec2(tcolor.r,0.5)).r,", "  texture2D(colorTexture1, vec2(tcolor.g,0.5)).r,", "  texture2D(colorTexture1, vec2(tcolor.b,0.5)).r, tcolor.a);"]).result }t.haveSeenDepthRequest && (i = cd.substitute(i, "//VTK::ZBuffer::Dec", "uniform int depthRequest;").result, i = cd.substitute(i, "//VTK::ZBuffer::Impl", ["if (depthRequest == 1) {", "float iz = floor(gl_FragCoord.z*65535.0 + 0.1);", "float rf = floor(iz/256.0)/255.0;", "float gf = mod(iz,256.0)/255.0;", "gl_FragData[0] = vec4(rf, gf, 0.0, 1.0); }"]).result), n.Vertex = a, n.Fragment = i, e.replaceShaderClip(n, r, o), e.replaceShaderCoincidentOffset(n, r, o) }, e.replaceShaderClip = (e, n, r) => { let o = e.Vertex, a = e.Fragment; if (t.renderable.getNumberOfClippingPlanes()) { let e = t.renderable.getNumberOfClippingPlanes(); e > 6 && (et("OpenGL has a limit of 6 clipping planes"), e = 6), o = cd.substitute(o, "//VTK::Clip::Dec", ["uniform int numClipPlanes;", "uniform vec4 clipPlanes[6];", "varying float clipDistancesVSOutput[6];"]).result, o = cd.substitute(o, "//VTK::Clip::Impl", ["for (int planeNum = 0; planeNum < 6; planeNum++)", "    {", "    if (planeNum >= numClipPlanes)", "        {", "        break;", "        }", "    clipDistancesVSOutput[planeNum] = dot(clipPlanes[planeNum], vertexMC);", "    }"]).result, a = cd.substitute(a, "//VTK::Clip::Dec", ["uniform int numClipPlanes;", "varying float clipDistancesVSOutput[6];"]).result, a = cd.substitute(a, "//VTK::Clip::Impl", ["for (int planeNum = 0; planeNum < 6; planeNum++)", "    {", "    if (planeNum >= numClipPlanes)", "        {", "        break;", "        }", "    if (clipDistancesVSOutput[planeNum] < 0.0) discard;", "    }"]).result } e.Vertex = o, e.Fragment = a }, e.getNeedToRebuildShaders = (e, n, r) => { const o = t.openGLTexture.getComponents(), a = r.getProperty().getIndependentComponents(); let i = !1; return (!t.currentRenderPass && t.lastRenderPassShaderReplacement || t.currentRenderPass && t.currentRenderPass.getShaderReplacement() !== t.lastRenderPassShaderReplacement) && (i = !0), !(!i && t.lastHaveSeenDepthRequest === t.haveSeenDepthRequest && 0 !== e.getProgram()?.getHandle() && t.lastTextureComponents === o && t.lastIndependentComponents === a || (t.lastHaveSeenDepthRequest = t.haveSeenDepthRequest, t.lastTextureComponents = o, t.lastIndependentComponents = a, 0)) }, e.updateShaders = (n, r, o) => { if (t.lastBoundBO = n, e.getNeedToRebuildShaders(n, r, o)) { const a = { Vertex: null, Fragment: null, Geometry: null }; e.buildShaders(a, r, o); const i = t._openGLRenderWindow.getShaderCache().readyShaderProgramArray(a.Vertex, a.Fragment, a.Geometry); i !== n.getProgram() && (n.setProgram(i), n.getVAO().releaseGraphicsResources()), n.getShaderSourceTime().modified() } else t._openGLRenderWindow.getShaderCache().readyShaderProgram(n.getProgram()); n.getVAO().bind(), e.setMapperShaderParameters(n, r, o), e.setCameraShaderParameters(n, r, o), e.setPropertyShaderParameters(n, r, o) }, e.setMapperShaderParameters = (n, r, o) => { n.getCABO().getElementCount() && (t.VBOBuildTime > n.getAttributeUpdateTime().getMTime() || n.getShaderSourceTime().getMTime() > n.getAttributeUpdateTime().getMTime()) && (n.getProgram().isAttributeUsed("vertexMC") && (n.getVAO().addAttributeArray(n.getProgram(), n.getCABO(), "vertexMC", n.getCABO().getVertexOffset(), n.getCABO().getStride(), t.context.FLOAT, 3, t.context.FALSE) || lg("Error setting vertexMC in shader VAO.")), n.getProgram().isAttributeUsed("tcoordMC") && n.getCABO().getTCoordOffset() && (n.getVAO().addAttributeArray(n.getProgram(), n.getCABO(), "tcoordMC", n.getCABO().getTCoordOffset(), n.getCABO().getStride(), t.context.FLOAT, n.getCABO().getTCoordComponents(), t.context.FALSE) || lg("Error setting tcoordMC in shader VAO.")), n.getAttributeUpdateTime().modified()); const a = t.openGLTexture.getTextureUnit(); n.getProgram().setUniformi("texture1", a); const i = t.openGLTexture.getComponents(), s = o.getProperty().getIndependentComponents(); if (s) for (let e = 0; e < i; e++)n.getProgram().setUniformf(`mix${e}`, o.getProperty().getComponentWeight(e)); const l = t.openGLTexture.getShiftAndScale(); for (let e = 0; e < i; e++) { let t = o.getProperty().getColorWindow(), r = o.getProperty().getColorLevel(); const a = s ? e : 0, i = o.getProperty().getRGBTransferFunction(a); if (i && o.getProperty().getUseLookupTableScalarRange()) { const e = i.getRange(); t = e[1] - e[0], r = .5 * (e[1] + e[0]) } const c = l.scale / t, u = (l.shift - r) / t + .5; n.getProgram().setUniformf(`cshift${e}`, u), n.getProgram().setUniformf(`cscale${e}`, c) } for (let e = 0; e < i; e++) { let t = 1, r = 0; const a = s ? e : 0, i = o.getProperty().getPiecewiseFunction(a); if (i) { const e = i.getRange(), n = e[1] - e[0], o = .5 * (e[0] + e[1]); t = l.scale / n, r = (l.shift - o) / n + .5 } n.getProgram().setUniformf(`pwfshift${e}`, r), n.getProgram().setUniformf(`pwfscale${e}`, t) } if (t.haveSeenDepthRequest && n.getProgram().setUniformi("depthRequest", t.renderDepth ? 1 : 0), n.getProgram().isUniformUsed("coffset")) { const t = e.getCoincidentParameters(r, o); n.getProgram().setUniformf("coffset", t.offset), n.getProgram().isUniformUsed("cfactor") && n.getProgram().setUniformf("cfactor", t.factor) } const c = t.colorTexture.getTextureUnit(); n.getProgram().setUniformi("colorTexture1", c); const u = t.pwfTexture.getTextureUnit(); n.getProgram().setUniformi("pwfTexture1", u); const p = t.labelOutlineThicknessTexture.getTextureUnit(); if (n.getProgram().setUniformi("labelOutlineTexture1", p), t.renderable.getNumberOfClippingPlanes()) { let e = t.renderable.getNumberOfClippingPlanes(); e > 6 && (et("OpenGL has a limit of 6 clipping planes"), e = 6); const r = n.getCABO().getCoordShiftAndScaleEnabled() ? n.getCABO().getInverseShiftAndScaleMatrix() : null, a = r ? d(t.imagematinv, o.getMatrix()) : o.getMatrix(); r && (m(a, a), T(a, a, r), m(a, a)), m(t.imagemat, t.currentInput.getIndexToWorld()), T(t.imagematinv, a, t.imagemat); const i = []; for (let n = 0; n < e; n++) { const e = []; t.renderable.getClippingPlaneInDataCoords(t.imagematinv, n, e); for (let t = 0; t < 4; t++)i.push(e[t]) } n.getProgram().setUniformi("numClipPlanes", e), n.getProgram().setUniform4fv("clipPlanes", i) } if (!0 === o.getProperty().getUseLabelOutline()) { const e = o.getProperty().getLabelOutlineOpacity(); n.getProgram().setUniformf("outlineOpacity", e) } }, e.setCameraShaderParameters = (n, r, o) => { const a = n.getProgram(), i = t.openGLImageSlice.getKeyMatrices(), s = t.currentInput, l = s.getIndexToWorld(); T(t.imagemat, i.mcwc, l); const c = t.openGLCamera.getKeyMatrices(r); if (T(t.imagemat, c.wcpc, t.imagemat), n.getCABO().getCoordShiftAndScaleEnabled()) { const e = n.getCABO().getInverseShiftAndScaleMatrix(); T(t.imagemat, t.imagemat, e) } if (a.setUniformMatrix("MCPCMatrix", t.imagemat), !0 === o.getProperty().getUseLabelOutline()) { const n = s.getWorldToIndex(), o = s.getDimensions(); a.setUniform3i("imageDimensions", o[0], o[1], 1), a.setUniformMatrix("vWCtoIDX", n); const i = t.openGLCamera.getKeyMatrices(r); h(t.projectionToWorld, i.wcpc), t.openGLCamera.getKeyMatrices(r), a.setUniformMatrix("PCWCMatrix", t.projectionToWorld); const l = e.getRenderTargetSize(); a.setUniformf("vpWidth", l[0]), a.setUniformf("vpHeight", l[1]); const c = e.getRenderTargetOffset(); a.setUniformf("vpOffsetX", c[0] / l[0]), a.setUniformf("vpOffsetY", c[1] / l[1]) } }, e.setPropertyShaderParameters = (e, t, n) => { const r = e.getProgram(), o = n.getProperty().getOpacity(); r.setUniformf("opacity", o) }, e.renderPieceStart = (n, r) => { e.updateBufferObjects(n, r), t.lastBoundBO = null }, e.renderPieceDraw = (n, r) => { const o = t.context; t.openGLTexture.activate(), t.colorTexture.activate(), t.labelOutlineThicknessTexture.activate(), t.pwfTexture.activate(), t.tris.getCABO().getElementCount() && (e.updateShaders(t.tris, n, r), o.drawArrays(o.TRIANGLES, 0, t.tris.getCABO().getElementCount()), t.tris.getVAO().release()), t.openGLTexture.deactivate(), t.colorTexture.deactivate(), t.labelOutlineThicknessTexture.deactivate(), t.pwfTexture.deactivate() }, e.renderPieceFinish = (e, t) => { }, e.renderPiece = (n, r) => { e.invokeEvent({ type: "StartEvent" }), t.renderable.update(), t.currentInput = t.renderable.getCurrentImage(), e.invokeEvent({ type: "EndEvent" }), t.currentInput ? (e.renderPieceStart(n, r), e.renderPieceDraw(n, r), e.renderPieceFinish(n, r)) : lg("No input!") }, e.computeBounds = (n, r) => { e.getInput() ? t.bounds = e.getInput().getBounds() : Oa(t.bounds) }, e.updateBufferObjects = (t, n) => { e.getNeedToRebuildBufferObjects(t, n) && e.buildBufferObjects(t, n) }, e.getNeedToRebuildBufferObjects = (n, r) => t.VBOBuildTime.getMTime() < e.getMTime() || t.VBOBuildTime.getMTime() < r.getMTime() || t.VBOBuildTime.getMTime() < t.renderable.getMTime() || t.VBOBuildTime.getMTime() < r.getProperty().getMTime() || t.VBOBuildTime.getMTime() < t.currentInput.getMTime(), e.buildBufferObjects = (n, r) => { const o = t.currentInput; if (!o) return; const a = o.getPointData() && o.getPointData().getScalars(); if (!a) return; const i = a.getDataType(), s = a.getNumberOfComponents(), l = r.getProperty(), c = l.getInterpolationType(), u = l.getIndependentComponents(), d = u ? s : 1, p = u ? 2 * d : 1, f = l.getRGBTransferFunction(), g = ug(l, f, d), m = t._openGLRenderWindow.getGraphicsResourceForObject(f); if (m?.vtkObj && m?.hash === g && t.colorTextureString === g) t.colorTexture = m.vtkObj, t.colorTextureString = m.hash; else { const e = 1024, n = new Uint8ClampedArray(e * p * 3); if (t.colorTexture || (t.colorTexture = Nd.newInstance({ resizable: !0 }), t.colorTexture.setOpenGLRenderWindow(t._openGLRenderWindow)), c === Jf.NEAREST ? (t.colorTexture.setMinificationFilter(bd.NEAREST), t.colorTexture.setMagnificationFilter(bd.NEAREST)) : (t.colorTexture.setMinificationFilter(bd.LINEAR), t.colorTexture.setMagnificationFilter(bd.LINEAR)), f) { const r = new Float32Array(3 * e); for (let t = 0; t < d; t++) { const o = l.getRGBTransferFunction(t), a = o.getRange(); if (o.getTable(a[0], a[1], e, r, 1), u) for (let o = 0; o < 3 * e; o++)n[t * e * 6 + o] = 255 * r[o], n[t * e * 6 + o + 3 * e] = 255 * r[o]; else for (let o = 0; o < 3 * e; o++)n[t * e * 6 + o] = 255 * r[o] } t.colorTexture.releaseGraphicsResources(t._openGLRenderWindow), t.colorTexture.resetFormatAndType(), t.colorTexture.create2DFromRaw(e, p, 3, ys.UNSIGNED_CHAR, n) } else { for (let t = 0; t < 3 * e; ++t)n[t] = 255 * t / (3 * (e - 1)), n[t + 1] = 255 * t / (3 * (e - 1)), n[t + 2] = 255 * t / (3 * (e - 1)); t.colorTexture.create2DFromRaw(e, 1, 3, ys.UNSIGNED_CHAR, n) } t.colorTextureString = g, f && t._openGLRenderWindow.setGraphicsResourceForObject(f, t.colorTexture, t.colorTextureString) } const h = l.getPiecewiseFunction(), v = ug(l, h, d), y = t._openGLRenderWindow.getGraphicsResourceForObject(h); if (y?.vtkObj && y?.hash === v && t.pwfTextureString === v) t.pwfTexture = y.vtkObj, t.pwfTextureString = y.hash; else { const e = 1024, n = e * p, r = new Uint8ClampedArray(n); if (t.pwfTexture || (t.pwfTexture = Nd.newInstance({ resizable: !0 }), t.pwfTexture.setOpenGLRenderWindow(t._openGLRenderWindow)), c === Jf.NEAREST ? (t.pwfTexture.setMinificationFilter(bd.NEAREST), t.pwfTexture.setMagnificationFilter(bd.NEAREST)) : (t.pwfTexture.setMinificationFilter(bd.LINEAR), t.pwfTexture.setMagnificationFilter(bd.LINEAR)), h) { const r = new Float32Array(n), o = new Float32Array(e); for (let t = 0; t < d; ++t) { const n = l.getPiecewiseFunction(t); if (null === n) r.fill(1); else { const a = n.getRange(); if (n.getTable(a[0], a[1], e, o, 1), u) for (let n = 0; n < e; n++)r[t * e * 2 + n] = o[n], r[t * e * 2 + n + e] = o[n]; else for (let n = 0; n < e; n++)r[t * e * 2 + n] = o[n] } } t.pwfTexture.releaseGraphicsResources(t._openGLRenderWindow), t.pwfTexture.resetFormatAndType(), t.pwfTexture.create2DFromRaw(e, p, 1, ys.FLOAT, r) } else r.fill(255), t.pwfTexture.create2DFromRaw(e, 1, 1, ys.UNSIGNED_CHAR, r); t.pwfTextureString = v, h && t._openGLRenderWindow.setGraphicsResourceForObject(h, t.pwfTexture, t.pwfTextureString) } e.updatelabelOutlineThicknessTexture(r); const { ijkMode: T } = t.renderable.getClosestIJKAxis(); let b = t.renderable.getSlice(); T !== t.renderable.getSlicingMode() && (b = t.renderable.getSliceAtPosition(b)); const x = t.renderable.isA("vtkImageArrayMapper") ? t.renderable.getSubSlice() : Math.round(b), C = o.getExtent(); let S; T === cg.I && (S = x - C[0]), T === cg.J && (S = x - C[2]), T !== cg.K && T !== cg.NONE || (S = x - C[4]); const A = `${b}A${o.getMTime()}A${a.getMTime()}B${e.getMTime()}C${t.renderable.getSlicingMode()}D${r.getProperty().getInterpolationType()}`; if (t.VBOBuildString !== A) { const e = o.getDimensions(); t.openGLTexture || (t.openGLTexture = Nd.newInstance({ resizable: !0 }), t.openGLTexture.setOpenGLRenderWindow(t._openGLRenderWindow)), t.openGLTexture.setOglNorm16Ext(t.context.getExtension("EXT_texture_norm16")), c === Jf.NEAREST ? (new Set([1, 3, 4]).has(s) && i === ys.UNSIGNED_CHAR && !u ? (t.openGLTexture.setGenerateMipmap(!0), t.openGLTexture.setMinificationFilter(bd.NEAREST)) : t.openGLTexture.setMinificationFilter(bd.NEAREST), t.openGLTexture.setMagnificationFilter(bd.NEAREST)) : (4 !== s || i !== ys.UNSIGNED_CHAR || u ? t.openGLTexture.setMinificationFilter(bd.LINEAR) : (t.openGLTexture.setGenerateMipmap(!0), t.openGLTexture.setMinificationFilter(bd.LINEAR_MIPMAP_LINEAR)), t.openGLTexture.setMagnificationFilter(bd.LINEAR)), t.openGLTexture.setWrapS(Td.CLAMP_TO_EDGE), t.openGLTexture.setWrapT(Td.CLAMP_TO_EDGE); const n = e[0] * e[1] * s, r = new Float32Array(12), l = new Float32Array(8); for (let e = 0; e < 4; e++)l[2 * e] = e % 2 ? 1 : 0, l[2 * e + 1] = e > 1 ? 1 : 0; const d = [cg.X, cg.Y, cg.Z].includes(t.renderable.getSlicingMode()) ? b : x, p = o.getSpatialExtent(), f = a.getData(); let g = null; if (T === cg.I) { g = new f.constructor(e[2] * e[1] * s); let t = 0; for (let n = 0; n < e[2]; n++)for (let r = 0; r < e[1]; r++) { let o = (S + r * e[0] + n * e[0] * e[1]) * s; t = (n * e[1] + r) * s; const a = o + s; for (; o < a;)g[t++] = f[o++] } e[0] = e[1], e[1] = e[2], r[0] = d, r[1] = p[2], r[2] = p[4], r[3] = d, r[4] = p[3], r[5] = p[4], r[6] = d, r[7] = p[2], r[8] = p[5], r[9] = d, r[10] = p[3], r[11] = p[5] } else if (T === cg.J) { g = new f.constructor(e[2] * e[0] * s); let t = 0; for (let n = 0; n < e[2]; n++)for (let r = 0; r < e[0]; r++) { let o = (r + S * e[0] + n * e[0] * e[1]) * s; t = (n * e[0] + r) * s; const a = o + s; for (; o < a;)g[t++] = f[o++] } e[1] = e[2], r[0] = p[0], r[1] = d, r[2] = p[4], r[3] = p[1], r[4] = d, r[5] = p[4], r[6] = p[0], r[7] = d, r[8] = p[5], r[9] = p[1], r[10] = d, r[11] = p[5] } else T === cg.K || T === cg.NONE ? (g = f.subarray(S * n, (S + 1) * n), r[0] = p[0], r[1] = p[2], r[2] = d, r[3] = p[1], r[4] = p[2], r[5] = d, r[6] = p[0], r[7] = p[3], r[8] = d, r[9] = p[1], r[10] = p[3], r[11] = d) : lg("Reformat slicing not yet supported."); const m = t._openGLRenderWindow.getGraphicsResourceForObject(g); m?.vtkObj ? (t.openGLTexture = m.vtkObj, t.VBOBuildString = m.hash) : (t._scalars !== g && (t._openGLRenderWindow.releaseGraphicsResourcesForObject(t._scalars), t._scalars = g), t.openGLTexture.resetFormatAndType(), t.openGLTexture.create2DFilterableFromRaw(e[0], e[1], s, a.getDataType(), g, t.renderable.getPreferSizeOverAccuracy?.()), t._openGLRenderWindow.setGraphicsResourceForObject(g, t.openGLTexture, t.VBOBuildString)), t.openGLTexture.activate(), t.openGLTexture.sendParameters(), t.openGLTexture.deactivate(); const h = Es.newInstance({ numberOfComponents: 3, values: r }); h.setName("points"); const v = Es.newInstance({ numberOfComponents: 2, values: l }); v.setName("tcoords"); const y = new Uint16Array(8); y[0] = 3, y[1] = 0, y[2] = 1, y[3] = 3, y[4] = 3, y[5] = 0, y[6] = 3, y[7] = 2; const C = Es.newInstance({ numberOfComponents: 1, values: y }); t.tris.getCABO().createVBO(C, "polys", rs.SURFACE, { points: h, tcoords: v, cellOffset: 0 }), t.VBOBuildTime.modified(), t.VBOBuildString = A } }, e.updatelabelOutlineThicknessTexture = e => { t.labelOutlineThicknessTexture || (t.labelOutlineThicknessTexture = Nd.newInstance({ resizable: !1 }), t.labelOutlineThicknessTexture.setOpenGLRenderWindow(t._openGLRenderWindow)); const n = e.getProperty().getLabelOutlineThickness(), r = t._openGLRenderWindow.getGraphicsResourceForObject(n), o = `${n.join("-")}`; if (r?.vtkObj && r?.hash === o && t.labelOutlineThicknessTextureString === o) t.labelOutlineThicknessTexture = r.vtkObj, t.labelOutlineThicknessTextureString = r.hash; else { const e = 1024, r = 1, a = new Uint8Array(e * r); for (let t = 0; t < e; ++t) { const e = n[t] || n[0]; a[t] = e } t.labelOutlineThicknessTexture.releaseGraphicsResources(t._openGLRenderWindow), t.labelOutlineThicknessTexture.resetFormatAndType(), t.labelOutlineThicknessTexture.setMinificationFilter(bd.NEAREST), t.labelOutlineThicknessTexture.setMagnificationFilter(bd.NEAREST), t.labelOutlineThicknessTexture.create2DFromRaw(e, r, 1, ys.UNSIGNED_CHAR, a), t.labelOutlineThicknessTextureString = o, n && t._openGLRenderWindow.setGraphicsResourceForObject(n, t.labelOutlineThicknessTexture, t.labelOutlineThicknessTextureString) } }, e.getRenderTargetSize = () => { if (t._useSmallViewport) return [t._smallViewportWidth, t._smallViewportHeight]; const { usize: e, vsize: n } = t._openGLRenderer.getTiledSizeAndOrigin(); return [e, n] }, e.getRenderTargetOffset = () => { const { lowerLeftU: e, lowerLeftV: n } = t._openGLRenderer.getTiledSizeAndOrigin(); return [e, n] } } const fg = { VBOBuildTime: 0, VBOBuildString: null, openGLTexture: null, tris: null, imagemat: null, imagematinv: null, colorTexture: null, pwfTexture: null, labelOutlineThicknessTexture: null, labelOutlineThicknessTextureString: null, lastHaveSeenDepthRequest: !1, haveSeenDepthRequest: !1, lastTextureComponents: 0, _scalars: null }; const gg = Et((function (e, t) { let n = arguments.length > 2 && void 0 !== arguments[2] ? arguments[2] : {}; Object.assign(t, fg, n), Zt.extend(e, t, n), kd(e, t, n), Gd(e, t, n), t.tris = yd.newInstance(), t.imagemat = g(new Float64Array(16)), t.imagematinv = g(new Float64Array(16)), t.projectionToWorld = g(new Float64Array(16)), t.idxToView = g(new Float64Array(16)), t.idxNormalMatrix = pe(new Float64Array(9)), t.modelToView = g(new Float64Array(16)), t.projectionToView = g(new Float64Array(16)), At(e, t, []), t.VBOBuildTime = {}, yt(t.VBOBuildTime), pg(e, t) }), "vtkOpenGLImageMapper"); rn("vtkAbstractImageMapper", gg); const { vtkErrorMacro: mg } = jt; function hg(e, t, n) { if (t.apply(e)) { const t = e.getIndependentComponents(); return `${e.getMTime()}-${t}-${n}` } return "0" } function vg(e, t) { t.classHierarchy.push("vtkOpenGLImageCPRMapper"), e.buildPass = n => { n && (t.currentRenderPass = null, t.openGLImageSlice = e.getFirstAncestorOfType("vtkOpenGLImageSlice"), t._openGLRenderer = e.getFirstAncestorOfType("vtkOpenGLRenderer"), t._openGLRenderWindow = t._openGLRenderer.getParent(), t.context = t._openGLRenderWindow.getContext(), t.openGLCamera = t._openGLRenderer.getViewNodeFor(t._openGLRenderer.getRenderable().getActiveCamera()), t.tris.setOpenGLRenderWindow(t._openGLRenderWindow), t.volumeTexture.setOpenGLRenderWindow(t._openGLRenderWindow), t.colorTexture.setOpenGLRenderWindow(t._openGLRenderWindow), t.pwfTexture.setOpenGLRenderWindow(t._openGLRenderWindow)) }, e.opaquePass = (n, r) => { n && (t.currentRenderPass = r, e.render()) }, e.opaqueZBufferPass = n => { n && (t.haveSeenDepthRequest = !0, t.renderDepth = !0, e.render(), t.renderDepth = !1) }, e.getCoincidentParameters = (e, n) => t.renderable.getResolveCoincidentTopology() ? t.renderable.getCoincidentTopologyPolygonOffsetParameters() : null, e.render = () => { const n = t.openGLImageSlice.getRenderable(), r = t._openGLRenderer.getRenderable(); e.renderPiece(r, n) }, e.renderPiece = (n, r) => { e.invokeEvent({ type: "StartEvent" }), t.renderable.update(), e.invokeEvent({ type: "EndEvent" }), t.renderable.preRenderCheck() && (t.currentImageDataInput = t.renderable.getInputData(0), t.currentCenterlineInput = t.renderable.getOrientedCenterline(), e.renderPieceStart(n, r), e.renderPieceDraw(n, r), e.renderPieceFinish(n, r)) }, e.renderPieceStart = (t, n) => { e.updateBufferObjects(t, n) }, e.renderPieceDraw = (n, r) => { const o = t.context; t.volumeTexture.activate(), t.colorTexture.activate(), t.pwfTexture.activate(), t.tris.getCABO().getElementCount() && (e.updateShaders(t.tris, n, r), o.drawArrays(o.TRIANGLES, 0, t.tris.getCABO().getElementCount()), t.tris.getVAO().release()), t.volumeTexture.deactivate(), t.colorTexture.deactivate(), t.pwfTexture.deactivate() }, e.renderPieceFinish = (e, t) => { }, e.updateBufferObjects = (t, n) => { e.getNeedToRebuildBufferObjects(t, n) && e.buildBufferObjects(t, n) }, e.getNeedToRebuildBufferObjects = (n, r) => { const o = t.VBOBuildTime.getMTime(); return o < e.getMTime() || o < t.renderable.getMTime() || o < r.getMTime() || o < t.currentImageDataInput.getMTime() || o < t.currentCenterlineInput.getMTime() }, e.buildBufferObjects = (e, n) => { const r = t.currentImageDataInput, o = t.currentCenterlineInput; n.getProperty().getInterpolationType() === Jf.NEAREST ? (t.volumeTexture.setMinificationFilter(bd.NEAREST), t.volumeTexture.setMagnificationFilter(bd.NEAREST), t.colorTexture.setMinificationFilter(bd.NEAREST), t.colorTexture.setMagnificationFilter(bd.NEAREST), t.pwfTexture.setMinificationFilter(bd.NEAREST), t.pwfTexture.setMagnificationFilter(bd.NEAREST)) : (t.volumeTexture.setMinificationFilter(bd.LINEAR), t.volumeTexture.setMagnificationFilter(bd.LINEAR), t.colorTexture.setMinificationFilter(bd.LINEAR), t.colorTexture.setMagnificationFilter(bd.LINEAR), t.pwfTexture.setMinificationFilter(bd.LINEAR), t.pwfTexture.setMagnificationFilter(bd.LINEAR)); const a = r.getMTime(); if (t.volumeTextureTime !== a) { const e = r.getDimensions(), n = r.getPointData().getScalars(); if (!n) return; t.volumeTexture.setOglNorm16Ext(t.context.getExtension("EXT_texture_norm16")), t.volumeTexture.releaseGraphicsResources(t._openGLRenderWindow), t.volumeTexture.resetFormatAndType(), t.volumeTexture.create3DFilterableFromRaw(e[0], e[1], e[2], n.getNumberOfComponents(), n.getDataType(), n.getData(), t.renderable.getPreferSizeOverAccuracy()), t.volumeTextureTime = a } const i = r.getPointData() && r.getPointData().getScalars(); if (!i) return; const s = i.getNumberOfComponents(), l = n.getProperty(), c = l.getIndependentComponents(), u = c ? s : 1, d = c ? 2 * u : 1, p = hg(l, l.getRGBTransferFunction, u); if (t.colorTextureString !== p) { const e = 1024, n = new Uint8ClampedArray(e * d * 3); let r = l.getRGBTransferFunction(); if (r) { const o = new Float32Array(3 * e); for (let t = 0; t < u; t++) { r = l.getRGBTransferFunction(t); const a = r.getRange(); if (r.getTable(a[0], a[1], e, o, 1), c) for (let r = 0; r < 3 * e; r++)n[t * e * 6 + r] = 255 * o[r], n[t * e * 6 + r + 3 * e] = 255 * o[r]; else for (let r = 0; r < 3 * e; r++)n[t * e * 6 + r] = 255 * o[r] } t.colorTexture.releaseGraphicsResources(t._openGLRenderWindow), t.colorTexture.resetFormatAndType(), t.colorTexture.create2DFromRaw(e, d, 3, ys.UNSIGNED_CHAR, n) } else { for (let t = 0; t < 3 * e; ++t)n[t] = 255 * t / (3 * (e - 1)), n[t + 1] = 255 * t / (3 * (e - 1)), n[t + 2] = 255 * t / (3 * (e - 1)); t.colorTexture.create2DFromRaw(e, 1, 3, ys.UNSIGNED_CHAR, n) } t.colorTextureString = p } const f = hg(l, l.getPiecewiseFunction, u); if (t.pwfTextureString !== f) { const e = 1024, n = e * d, r = new Uint8ClampedArray(n); let o = l.getPiecewiseFunction(); if (t.pwfTexture.releaseGraphicsResources(t._openGLRenderWindow), t.pwfTexture.resetFormatAndType(), o) { const r = new Float32Array(n), a = new Float32Array(e); for (let t = 0; t < u; ++t)if (o = l.getPiecewiseFunction(t), null === o) r.fill(1); else { const n = o.getRange(); if (o.getTable(n[0], n[1], e, a, 1), c) for (let n = 0; n < e; n++)r[t * e * 2 + n] = a[n], r[t * e * 2 + n + e] = a[n]; else for (let n = 0; n < e; n++)r[t * e * 2 + n] = a[n] } t.pwfTexture.create2DFromRaw(e, d, 1, ys.FLOAT, r) } else r.fill(255), t.pwfTexture.create2DFromRaw(e, 1, 1, ys.UNSIGNED_CHAR, r); t.pwfTextureString = f } if (t.VBOBuildTime.getMTime() < t.renderable.getMTime() || t.VBOBuildTime.getMTime() < o.getMTime()) { const e = o.getNumberOfPoints(), n = e <= 1 ? 0 : e - 1, r = o.getDistancesToFirstPoint(), a = t.renderable.getHeight(), i = 4 * n, s = new Float32Array(3 * i), l = t.renderable.getWidth(); for (let e = 0, t = 0; e < n; ++e)s.set([0, a - r[e], 0], t), t += 3, s.set([l, a - r[e], 0], t), t += 3, s.set([l, a - r[e + 1], 0], t), t += 3, s.set([0, a - r[e + 1], 0], t), t += 3; const c = Es.newInstance({ numberOfComponents: 3, values: s }); c.setName("points"); const u = new Uint16Array(5 * n); for (let e = 0, t = 0, r = 0; e < n; ++e)u.set([4, r + 3, r + 2, r + 1, r], t), t += 5, r += 4; const d = Es.newInstance({ numberOfComponents: 1, values: u }), p = o.getPoints(), f = new Float32Array(3 * i), g = new Array(3), m = new Array(3); for (let e = 0, t = 0; e < n; ++e)p.getPoint(e, g), p.getPoint(e + 1, m), f.set(g, t), t += 3, f.set(g, t), t += 3, f.set(m, t), t += 3, f.set(m, t), t += 3; const h = Es.newInstance({ numberOfComponents: 3, values: f, name: "centerlinePosition" }), v = new Float32Array(i); for (let e = 0, t = 0; e < n; ++e)v.set([0, 1, 3, 2], t), t += 4; const y = [h, Es.newInstance({ numberOfComponents: 1, values: v, name: "quadIndex" })]; if (!t.renderable.getUseUniformOrientation()) { const e = t.renderable.getCenterlineTangentDirections(), r = new Float32Array(3 * i), o = new Float32Array(3 * i); for (let t = 0, a = 0; t < n; ++t) { const n = 3 * t; for (let t = 0; t < 4; ++t)r[a + 0] = e[n + 0], r[a + 1] = e[n + 1], r[a + 2] = e[n + 2], o[a + 0] = e[n + 3], o[a + 1] = e[n + 4], o[a + 2] = e[n + 5], a += 3 } const a = Es.newInstance({ numberOfComponents: 3, values: r, name: "centerlineTopDirection" }), s = Es.newInstance({ numberOfComponents: 3, values: o, name: "centerlineBotDirection" }); y.push(a, s) } t.tris.getCABO().createVBO(d, "polys", rs.SURFACE, { points: c, customAttributes: y }), t.VBOBuildTime.modified() } }, e.getNeedToRebuildShaders = (e, n, r) => { const o = t.volumeTexture.getComponents(), a = r.getProperty().getIndependentComponents(), i = !!t.renderable.getCenterPoint(), s = t.renderable.getUseUniformOrientation(); return (0 === e.getProgram() || t.lastUseCenterPoint !== i || t.lastUseUniformOrientation !== s || t.lastHaveSeenDepthRequest !== t.haveSeenDepthRequest || t.lastTextureComponents !== o || t.lastIndependentComponents !== a) && (t.lastUseCenterPoint = i, t.lastUseUniformOrientation = s, t.lastHaveSeenDepthRequest = t.haveSeenDepthRequest, t.lastTextureComponents = o, t.lastIndependentComponents = a, !0) }, e.buildShaders = (t, n, r) => { e.getShaderTemplate(t, n, r), e.replaceShaderValues(t, n, r) }, e.replaceShaderValues = (n, r, o) => { let a = n.Vertex, i = n.Fragment; a = cd.substitute(a, "//VTK::Camera::Dec", ["uniform mat4 MCPCMatrix;"]).result, a = cd.substitute(a, "//VTK::PositionVC::Impl", ["  gl_Position = MCPCMatrix * vertexMC;"]).result; const s = ["attribute vec3 centerlinePosition;", "attribute float quadIndex;", "uniform float width;", "out vec2 quadOffsetVSOutput;", "out vec3 centerlinePosVSOutput;"], l = t.renderable.getUseUniformOrientation(); l ? s.push("out vec3 centerlineDirVSOutput;", "uniform vec3 centerlineDirection;") : s.push("out vec3 centerlineTopDirVSOutput;", "out vec3 centerlineBotDirVSOutput;", "out float centerlineAngleVSOutput;", "attribute vec3 centerlineTopDirection;", "attribute vec3 centerlineBotDirection;"), a = cd.substitute(a, "//VTK::Color::Dec", s).result; const c = ["quadOffsetVSOutput = vec2(width * (mod(quadIndex, 2.0) == 0.0 ? -0.5 : 0.5), quadIndex > 1.0 ? 0.0 : 1.0);", "centerlinePosVSOutput = centerlinePosition;"]; l ? c.push("centerlineDirVSOutput = centerlineDirection;") : c.push("vec3 sumVec = centerlineTopDirection + centerlineBotDirection;", "float sumLen2 = dot(sumVec, sumVec);", "float diffLen2 = 4.0 - sumLen2;", "if (diffLen2 < 0.001) {", "  // vectors are too close to each other, use lerp", "  centerlineAngleVSOutput = -1.0; // use negative angle as a flag for lerp", "  centerlineTopDirVSOutput = centerlineTopDirection;", "  centerlineBotDirVSOutput = centerlineBotDirection;", "} else if (sumLen2 == 0.0) {", "  // vector are opposite to each other, don't make a choice for the user", "  // use slerp without direction, it will display the centerline color on each row of pixel", "  centerlineAngleVSOutput = 0.0;", "  centerlineTopDirVSOutput = vec3(0.0);", "  centerlineBotDirVSOutput = vec3(0.0);", "} else {", "  // use slerp", "  centerlineAngleVSOutput = 2.0 * atan(sqrt(diffLen2/sumLen2));", "  float sinAngle = sin(centerlineAngleVSOutput);", "  centerlineTopDirVSOutput = centerlineTopDirection / sinAngle;", "  centerlineBotDirVSOutput = centerlineBotDirection / sinAngle;", "}"), a = cd.substitute(a, "//VTK::Color::Impl", c).result; const u = t.volumeTexture.getComponents(), d = o.getProperty().getIndependentComponents(); let p = ["uniform mat4 MCTCMatrix; // Model coordinates to texture coordinates", "in vec2 quadOffsetVSOutput;", "in vec3 centerlinePosVSOutput;", "uniform highp sampler3D volumeTexture;", "uniform sampler2D colorTexture1;", "uniform sampler2D pwfTexture1;", "uniform float opacity;", "uniform vec4 backgroundColor;", "uniform float cshift0;", "uniform float cscale0;", "uniform float pwfshift0;", "uniform float pwfscale0;"]; l ? p.push("in vec3 centerlineDirVSOutput;") : p.push("in vec3 centerlineTopDirVSOutput;", "in vec3 centerlineBotDirVSOutput;", "in float centerlineAngleVSOutput;"); const f = t.renderable.getCenterPoint(); if (f && p.push("uniform vec3 globalCenterPoint;"), d) { for (let e = 1; e < u; e++)p = p.concat([`uniform float cshift${e};`, `uniform float cscale${e};`, `uniform float pwfshift${e};`, `uniform float pwfscale${e};`]); switch (u) { case 1: p = p.concat(["uniform float mix0;", "#define height0 0.5"]); break; case 2: p = p.concat(["uniform float mix0;", "uniform float mix1;", "#define height0 0.25", "#define height1 0.75"]); break; case 3: p = p.concat(["uniform float mix0;", "uniform float mix1;", "uniform float mix2;", "#define height0 0.17", "#define height1 0.5", "#define height2 0.83"]); break; case 4: p = p.concat(["uniform float mix0;", "uniform float mix1;", "uniform float mix2;", "uniform float mix3;", "#define height0 0.125", "#define height1 0.375", "#define height2 0.625", "#define height3 0.875"]); break; default: mg("Unsupported number of independent coordinates.") } } i = cd.substitute(i, "//VTK::TCoord::Dec", p).result; let g = []; if (l ? g.push("vec3 interpolatedCenterlineDir = centerlineDirVSOutput;") : g.push("vec3 interpolatedCenterlineDir;", "if (centerlineAngleVSOutput < 0.0) {", "  // Lerp", "  interpolatedCenterlineDir = quadOffsetVSOutput.y * centerlineTopDirVSOutput + (1.0 - quadOffsetVSOutput.y) * centerlineBotDirVSOutput;", "} else {", "  // Slerp", "  float topInterpolationAngle = quadOffsetVSOutput.y * centerlineAngleVSOutput;", "  float botInterpolationAngle = centerlineAngleVSOutput - topInterpolationAngle;", "  interpolatedCenterlineDir = sin(topInterpolationAngle) * centerlineTopDirVSOutput + sin(botInterpolationAngle) * centerlineBotDirVSOutput;", "}", "// Slerp should give a normalized vector but when sin(angle) is small, rounding error occurs", "// Normalize for both lerp and slerp", "interpolatedCenterlineDir = normalize(interpolatedCenterlineDir);"), f ? g.push("float baseOffset = dot(interpolatedCenterlineDir, globalCenterPoint - centerlinePosVSOutput);", "float horizontalOffset = quadOffsetVSOutput.x + baseOffset;") : g.push("float horizontalOffset = quadOffsetVSOutput.x;"), g.push("vec3 volumePosMC = centerlinePosVSOutput + horizontalOffset * interpolatedCenterlineDir;", "vec3 volumePosTC = (MCTCMatrix * vec4(volumePosMC, 1.0)).xyz;", "if (any(lessThan(volumePosTC, vec3(0.0))) || any(greaterThan(volumePosTC, vec3(1.0))))", "{", "  // set the background color and exit", "  gl_FragData[0] = backgroundColor;", "  return;", "}", "vec4 tvalue = texture(volumeTexture, volumePosTC);"), d) { const e = ["r", "g", "b", "a"]; for (let t = 0; t < u; ++t)g = g.concat([`vec3 tcolor${t} = mix${t} * texture2D(colorTexture1, vec2(tvalue.${e[t]} * cscale${t} + cshift${t}, height${t})).rgb;`, `float compWeight${t} = mix${t} * texture2D(pwfTexture1, vec2(tvalue.${e[t]} * pwfscale${t} + pwfshift${t}, height${t})).r;`]); switch (u) { case 1: g = g.concat(["gl_FragData[0] = vec4(tcolor0.rgb, compWeight0 * opacity);"]); break; case 2: g = g.concat(["float weightSum = compWeight0 + compWeight1;", "gl_FragData[0] = vec4(vec3((tcolor0.rgb * (compWeight0 / weightSum)) + (tcolor1.rgb * (compWeight1 / weightSum))), opacity);"]); break; case 3: g = g.concat(["float weightSum = compWeight0 + compWeight1 + compWeight2;", "gl_FragData[0] = vec4(vec3((tcolor0.rgb * (compWeight0 / weightSum)) + (tcolor1.rgb * (compWeight1 / weightSum)) + (tcolor2.rgb * (compWeight2 / weightSum))), opacity);"]); break; case 4: g = g.concat(["float weightSum = compWeight0 + compWeight1 + compWeight2 + compWeight3;", "gl_FragData[0] = vec4(vec3((tcolor0.rgb * (compWeight0 / weightSum)) + (tcolor1.rgb * (compWeight1 / weightSum)) + (tcolor2.rgb * (compWeight2 / weightSum)) + (tcolor3.rgb * (compWeight3 / weightSum))), opacity);"]); break; default: mg("Unsupported number of independent coordinates.") } } else switch (u) { case 1: g = g.concat(["// Dependent components", "float intensity = tvalue.r;", "vec3 tcolor = texture2D(colorTexture1, vec2(intensity * cscale0 + cshift0, 0.5)).rgb;", "float scalarOpacity = texture2D(pwfTexture1, vec2(intensity * pwfscale0 + pwfshift0, 0.5)).r;", "gl_FragData[0] = vec4(tcolor, scalarOpacity * opacity);"]); break; case 2: g = g.concat(["float intensity = tvalue.r*cscale0 + cshift0;", "gl_FragData[0] = vec4(texture2D(colorTexture1, vec2(intensity, 0.5)).rgb, pwfscale0*tvalue.g + pwfshift0);"]); break; case 3: g = g.concat(["vec4 tcolor = cscale0*tvalue + cshift0;", "gl_FragData[0] = vec4(texture2D(colorTexture1, vec2(tcolor.r,0.5)).r,", "  texture2D(colorTexture1, vec2(tcolor.g,0.5)).r,", "  texture2D(colorTexture1, vec2(tcolor.b,0.5)).r, opacity);"]); break; default: g = g.concat(["vec4 tcolor = cscale0*tvalue + cshift0;", "gl_FragData[0] = vec4(texture2D(colorTexture1, vec2(tcolor.r,0.5)).r,", "  texture2D(colorTexture1, vec2(tcolor.g,0.5)).r,", "  texture2D(colorTexture1, vec2(tcolor.b,0.5)).r, tcolor.a);"]) }i = cd.substitute(i, "//VTK::TCoord::Impl", g).result, t.haveSeenDepthRequest && (i = cd.substitute(i, "//VTK::ZBuffer::Dec", "uniform int depthRequest;").result, i = cd.substitute(i, "//VTK::ZBuffer::Impl", ["if (depthRequest == 1) {", "float iz = floor(gl_FragCoord.z*65535.0 + 0.1);", "float rf = floor(iz/256.0)/255.0;", "float gf = mod(iz,256.0)/255.0;", "gl_FragData[0] = vec4(rf, gf, 0.0, 1.0); }"]).result), n.Vertex = a, n.Fragment = i, e.replaceShaderClip(n, r, o), e.replaceShaderCoincidentOffset(n, r, o) }, e.replaceShaderClip = (e, n, r) => { let o = e.Vertex, a = e.Fragment; if (t.renderable.getNumberOfClippingPlanes()) { let e = t.renderable.getNumberOfClippingPlanes(); e > 6 && (jt.vtkErrorMacro("OpenGL has a limit of 6 clipping planes"), e = 6), o = cd.substitute(o, "//VTK::Clip::Dec", ["uniform int numClipPlanes;", "uniform vec4 clipPlanes[6];", "varying float clipDistancesVSOutput[6];"]).result, o = cd.substitute(o, "//VTK::Clip::Impl", ["for (int planeNum = 0; planeNum < 6; planeNum++)", "    {", "    if (planeNum >= numClipPlanes)", "        {", "        break;", "        }", "    clipDistancesVSOutput[planeNum] = dot(clipPlanes[planeNum], vertexMC);", "    }"]).result, a = cd.substitute(a, "//VTK::Clip::Dec", ["uniform int numClipPlanes;", "varying float clipDistancesVSOutput[6];"]).result, a = cd.substitute(a, "//VTK::Clip::Impl", ["for (int planeNum = 0; planeNum < 6; planeNum++)", "    {", "    if (planeNum >= numClipPlanes)", "        {", "        break;", "        }", "    if (clipDistancesVSOutput[planeNum] < 0.0) discard;", "    }"]).result } e.Vertex = o, e.Fragment = a }, e.getShaderTemplate = (e, t, n) => { e.Vertex = _d, e.Fragment = Fd, e.Geometry = "" }, e.setMapperShaderParameters = (n, r, o) => { n.getCABO().getElementCount() && (t.VBOBuildTime.getMTime() > n.getAttributeUpdateTime().getMTime() || n.getShaderSourceTime().getMTime() > n.getAttributeUpdateTime().getMTime()) && (n.getProgram().isAttributeUsed("vertexMC") && (n.getVAO().addAttributeArray(n.getProgram(), n.getCABO(), "vertexMC", n.getCABO().getVertexOffset(), n.getCABO().getStride(), t.context.FLOAT, 3, t.context.FALSE) || mg("Error setting vertexMC in shader VAO.")), n.getCABO().getCustomData().forEach((e => { e && n.getProgram().isAttributeUsed(e.name) && !n.getVAO().addAttributeArray(n.getProgram(), n.getCABO(), e.name, e.offset, n.getCABO().getStride(), t.context.FLOAT, e.components, t.context.FALSE) && mg(`Error setting ${e.name} in shader VAO.`) })), n.getAttributeUpdateTime().modified()); const a = t.volumeTexture.getTextureUnit(); if (n.getProgram().setUniformi("volumeTexture", a), n.getProgram().setUniformf("width", t.renderable.getWidth()), n.getProgram().setUniform4f("backgroundColor", ...t.renderable.getBackgroundColor()), n.getProgram().isUniformUsed("centerlineDirection")) { const e = t.renderable.getUniformDirection(); n.getProgram().setUniform3fArray("centerlineDirection", e) } if (n.getProgram().isUniformUsed("globalCenterPoint")) { const e = t.renderable.getCenterPoint(); n.getProgram().setUniform3fArray("globalCenterPoint", e) } const i = t.currentImageDataInput, s = i.getWorldToIndex(), l = P(new Float32Array(16), Rn([], i.getDimensions())), c = oe(l, l, s); if (n.getProgram().setUniformMatrix("MCTCMatrix", c), t.haveSeenDepthRequest && n.getProgram().setUniformi("depthRequest", t.renderDepth ? 1 : 0), t.renderable.getNumberOfClippingPlanes()) { let e = t.renderable.getNumberOfClippingPlanes(); e > 6 && (jt.vtkErrorMacro("OpenGL has a limit of 6 clipping planes"), e = 6); const r = n.getCABO().getCoordShiftAndScaleEnabled() ? n.getCABO().getInverseShiftAndScaleMatrix() : null, a = r ? d(t.imagematinv, o.getMatrix()) : o.getMatrix(); r && (m(a, a), T(a, a, r), m(a, a)), m(t.imagemat, t.currentImageDataInput.getIndexToWorld()), T(t.imagematinv, a, t.imagemat); const i = []; for (let n = 0; n < e; n++) { const e = []; t.renderable.getClippingPlaneInDataCoords(t.imagematinv, n, e); for (let t = 0; t < 4; t++)i.push(e[t]) } n.getProgram().setUniformi("numClipPlanes", e), n.getProgram().setUniform4fv("clipPlanes", i) } if (n.getProgram().isUniformUsed("coffset")) { const t = e.getCoincidentParameters(r, o); n.getProgram().setUniformf("coffset", t.offset), n.getProgram().isUniformUsed("cfactor") && n.getProgram().setUniformf("cfactor", t.factor) } }, e.setCameraShaderParameters = (e, n, r) => { const o = t.openGLImageSlice.getKeyMatrices().mcwc, a = t.openGLCamera.getKeyMatrices(n).wcpc; if (T(t.imagemat, a, o), e.getCABO().getCoordShiftAndScaleEnabled()) { const n = e.getCABO().getInverseShiftAndScaleMatrix(); T(t.imagemat, t.imagemat, n) } e.getProgram().setUniformMatrix("MCPCMatrix", t.imagemat) }, e.setPropertyShaderParameters = (e, n, r) => { const o = e.getProgram(), a = r.getProperty(), i = a.getOpacity(); o.setUniformf("opacity", i); const s = t.volumeTexture.getComponents(), l = a.getIndependentComponents(); if (l) for (let e = 0; e < s; ++e)o.setUniformf(`mix${e}`, a.getComponentWeight(e)); const c = t.volumeTexture.getVolumeInfo(); for (let e = 0; e < s; e++) { let t = a.getColorWindow(), n = a.getColorLevel(); const r = l ? e : 0, i = a.getRGBTransferFunction(r); if (i && a.getUseLookupTableScalarRange()) { const e = i.getRange(); t = e[1] - e[0], n = .5 * (e[1] + e[0]) } const s = c.scale[e] / t, u = (c.offset[e] - n) / t + .5; o.setUniformf(`cshift${e}`, u), o.setUniformf(`cscale${e}`, s) } const u = t.colorTexture.getTextureUnit(); o.setUniformi("colorTexture1", u); for (let e = 0; e < s; e++) { let t = 1, n = 0; const r = l ? e : 0, i = a.getPiecewiseFunction(r); if (i) { const r = i.getRange(), o = r[1] - r[0], a = .5 * (r[0] + r[1]); t = c.scale[e] / o, n = (c.offset[e] - a) / o + .5 } o.setUniformf(`pwfshift${e}`, n), o.setUniformf(`pwfscale${e}`, t) } const d = t.pwfTexture.getTextureUnit(); o.setUniformi("pwfTexture1", d) }, e.updateShaders = (n, r, o) => { if (e.getNeedToRebuildShaders(n, r, o)) { const a = { Vertex: null, Fragment: null, Geometry: null }; e.buildShaders(a, r, o); const i = t._openGLRenderWindow.getShaderCache().readyShaderProgramArray(a.Vertex, a.Fragment, a.Geometry); i !== n.getProgram() && (n.setProgram(i), n.getVAO().releaseGraphicsResources()), n.getShaderSourceTime().modified() } else t._openGLRenderWindow.getShaderCache().readyShaderProgram(n.getProgram()); n.getVAO().bind(), e.setMapperShaderParameters(n, r, o), e.setCameraShaderParameters(n, r, o), e.setPropertyShaderParameters(n, r, o) } } const yg = { currentRenderPass: null, volumeTexture: null, volumeTextureTime: 0, colorTexture: null, colorTextureString: null, pwfTexture: null, pwfTextureString: null, tris: null, lastHaveSeenDepthRequest: !1, haveSeenDepthRequest: !1, lastTextureComponents: 0, lastIndependentComponents: 0, imagemat: null, imagematinv: null }; const Tg = jt.newInstance((function (e, t) { let n = arguments.length > 2 && void 0 !== arguments[2] ? arguments[2] : {}; Object.assign(t, yg, n), Zt.extend(e, t, n), kd(e, t, n), jt.algo(e, t, 2, 0), t.tris = yd.newInstance(), t.volumeTexture = Nd.newInstance(), t.colorTexture = Nd.newInstance(), t.pwfTexture = Nd.newInstance(), t.imagemat = g(new Float64Array(16)), t.imagematinv = g(new Float64Array(16)), t.VBOBuildTime = {}, jt.obj(t.VBOBuildTime, { mtime: 0 }), vg(e, t) }), "vtkOpenGLImageCPRMapper"); function bg(e, t) { t.classHierarchy.push("vtkOpenGLImageSlice"), e.buildPass = n => { if (t.renderable && t.renderable.getVisibility() && n) { if (!t.renderable) return; t._openGLRenderWindow = e.getFirstAncestorOfType("vtkOpenGLRenderWindow"), t._openGLRenderer = e.getFirstAncestorOfType("vtkOpenGLRenderer"), t.context = t._openGLRenderWindow.getContext(), e.prepareNodes(), e.addMissingNode(t.renderable.getMapper()), e.removeUnusedNodes() } }, e.traverseZBufferPass = n => { t.renderable && t.renderable.getNestedVisibility() && (!t._openGLRenderer.getSelector() || t.renderable.getNestedPickable()) && (e.apply(n, !0), t.children.forEach((e => { e.traverse(n) })), e.apply(n, !1)) }, e.traverseOpaqueZBufferPass = t => e.traverseOpaquePass(t), e.traverseOpaquePass = n => { t.renderable && t.renderable.getNestedVisibility() && t.renderable.getIsOpaque() && (!t._openGLRenderer.getSelector() || t.renderable.getNestedPickable()) && (e.apply(n, !0), t.children.forEach((e => { e.traverse(n) })), e.apply(n, !1)) }, e.traverseTranslucentPass = n => { !t.renderable || !t.renderable.getNestedVisibility() || t.renderable.getIsOpaque() || t._openGLRenderer.getSelector() && !t.renderable.getNestedPickable() || (e.apply(n, !0), t.children.forEach((e => { e.traverse(n) })), e.apply(n, !1)) }, e.queryPass = (e, n) => { if (e) { if (!t.renderable || !t.renderable.getVisibility()) return; t.renderable.getIsOpaque() ? n.incrementOpaqueActorCount() : n.incrementTranslucentActorCount() } }, e.zBufferPass = (t, n) => e.opaquePass(t, n), e.opaqueZBufferPass = (t, n) => e.opaquePass(t, n), e.opaquePass = (e, n) => { e && t.context.depthMask(!0) }, e.translucentPass = (e, n) => { t.context.depthMask(!e) }, e.getKeyMatrices = () => (t.renderable.getMTime() > t.keyMatrixTime.getMTime() && (d(t.keyMatrices.mcwc, t.renderable.getMatrix()), m(t.keyMatrices.mcwc, t.keyMatrices.mcwc), t.keyMatrixTime.modified()), t.keyMatrices) } rn("vtkImageCPRMapper", Tg); const xg = { context: null, keyMatrixTime: null, keyMatrices: null }; const Cg = Et((function (e, t) { let n = arguments.length > 2 && void 0 !== arguments[2] ? arguments[2] : {}; Object.assign(t, xg, n), Zt.extend(e, t, n), t.keyMatrixTime = {}, yt(t.keyMatrixTime, { mtime: 0 }), t.keyMatrices = { mcwc: g(new Float64Array(16)) }, At(e, t, ["context"]), bg(e, t) }), "vtkOpenGLImageSlice"); function Sg(e, t) { t.classHierarchy.push("vtkOpenGLVolume"), e.buildPass = n => { t.renderable && t.renderable.getVisibility() && n && (t._openGLRenderWindow = e.getFirstAncestorOfType("vtkOpenGLRenderWindow"), t._openGLRenderer = e.getFirstAncestorOfType("vtkOpenGLRenderer"), t.context = t._openGLRenderWindow.getContext(), e.prepareNodes(), e.addMissingNode(t.renderable.getMapper()), e.removeUnusedNodes()) }, e.queryPass = (e, n) => { if (e) { if (!t.renderable || !t.renderable.getVisibility()) return; n.incrementVolumeCount() } }, e.traverseVolumePass = n => { t.renderable && t.renderable.getNestedVisibility() && (!t._openGLRenderer.getSelector() || t.renderable.getNestedPickable()) && (e.apply(n, !0), t.children[0].traverse(n), e.apply(n, !1)) }, e.volumePass = e => { t.renderable && t.renderable.getVisibility() && t.context.depthMask(!e) }, e.getKeyMatrices = () => (t.renderable.getMTime() > t.keyMatrixTime.getMTime() && (t.renderable.computeMatrix(), d(t.MCWCMatrix, t.renderable.getMatrix()), m(t.MCWCMatrix, t.MCWCMatrix), t.renderable.getIsIdentity() ? pe(t.normalMatrix) : (se(t.normalMatrix, t.MCWCMatrix), ge(t.normalMatrix, t.normalMatrix), fe(t.normalMatrix, t.normalMatrix)), t.keyMatrixTime.modified()), { mcwc: t.MCWCMatrix, normalMatrix: t.normalMatrix }) } rn("vtkImageSlice", Cg); const Ag = {}; const Ig = Et((function (e, t) { let n = arguments.length > 2 && void 0 !== arguments[2] ? arguments[2] : {}; Object.assign(t, Ag, n), Zt.extend(e, t, n), t.keyMatrixTime = {}, yt(t.keyMatrixTime, { mtime: 0 }), t.normalMatrix = new Float64Array(9), t.MCWCMatrix = new Float64Array(16), At(e, t, ["context"]), Sg(e, t) }), "vtkOpenGLVolume"); rn("vtkVolume", Ig); const wg = { NEAREST: 0, LINEAR: 1, FAST_LINEAR: 2 }, Pg = { FRACTIONAL: 0, PROPORTIONAL: 1 }; var Og = { InterpolationType: wg, OpacityMode: Pg }; const Rg = { COMPOSITE_BLEND: 0, MAXIMUM_INTENSITY_BLEND: 1, MINIMUM_INTENSITY_BLEND: 2, AVERAGE_INTENSITY_BLEND: 3, ADDITIVE_INTENSITY_BLEND: 4, RADON_TRANSFORM_BLEND: 5 }; var Mg = { BlendMode: Rg, FilterMode: { OFF: 0, NORMALIZED: 1, RAW: 2 } }; const { vtkWarningMacro: Dg, vtkErrorMacro: Eg } = Kt; function Vg(e, t, n) { if (t) { const r = e.getIndependentComponents(); return `${t.getMTime()}-${r}-${n}` } return "0" } function Lg(e, t) { t.classHierarchy.push("vtkOpenGLVolumeMapper"), e.buildPass = () => { t.zBufferTexture = null }, e.zBufferPass = (e, n) => { if (e) { const e = n.getZBufferTexture(); e !== t.zBufferTexture && (t.zBufferTexture = e) } }, e.opaqueZBufferPass = (t, n) => e.zBufferPass(t, n), e.volumePass = (n, r) => { if (n) { t._openGLRenderWindow = e.getFirstAncestorOfType("vtkOpenGLRenderWindow"), t.context = t._openGLRenderWindow.getContext(), t.tris.setOpenGLRenderWindow(t._openGLRenderWindow), t.jitterTexture.setOpenGLRenderWindow(t._openGLRenderWindow), t.framebuffer.setOpenGLRenderWindow(t._openGLRenderWindow), t.scalarTexture.setOpenGLRenderWindow(t._openGLRenderWindow), t.colorTexture.setOpenGLRenderWindow(t._openGLRenderWindow), t.opacityTexture.setOpenGLRenderWindow(t._openGLRenderWindow), t.labelOutlineThicknessTexture.setOpenGLRenderWindow(t._openGLRenderWindow), t.openGLVolume = e.getFirstAncestorOfType("vtkOpenGLVolume"); const n = t.openGLVolume.getRenderable(); t._openGLRenderer = e.getFirstAncestorOfType("vtkOpenGLRenderer"); const r = t._openGLRenderer.getRenderable(); t.openGLCamera = t._openGLRenderer.getViewNodeFor(r.getActiveCamera()), e.renderPiece(r, n) } }, e.buildShaders = (t, n, r) => { e.getShaderTemplate(t, n, r), e.replaceShaderValues(t, n, r) }, e.getShaderTemplate = (e, t, n) => { e.Vertex = "//VTK::System::Dec\n\n/*=========================================================================\n\n  Program:   Visualization Toolkit\n  Module:    vtkPolyDataVS.glsl\n\n  Copyright (c) Ken Martin, Will Schroeder, Bill Lorensen\n  All rights reserved.\n  See Copyright.txt or http://www.kitware.com/Copyright.htm for details.\n\n     This software is distributed WITHOUT ANY WARRANTY; without even\n     the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR\n     PURPOSE.  See the above copyright notice for more information.\n\n=========================================================================*/\n\nattribute vec4 vertexDC;\n\nvarying vec3 vertexVCVSOutput;\nuniform mat4 PCVCMatrix;\n\nuniform float dcxmin;\nuniform float dcxmax;\nuniform float dcymin;\nuniform float dcymax;\n\nvoid main()\n{\n  // dcsmall is the device coords reduced to the\n  // x y area covered by the volume\n  vec4 dcsmall = vec4(\n    dcxmin + 0.5 * (vertexDC.x + 1.0) * (dcxmax - dcxmin),\n    dcymin + 0.5 * (vertexDC.y + 1.0) * (dcymax - dcymin),\n    vertexDC.z,\n    vertexDC.w);\n  vec4 vcpos = PCVCMatrix * dcsmall;\n  vertexVCVSOutput = vcpos.xyz/vcpos.w;\n  gl_Position = dcsmall;\n}\n", e.Fragment = "//VTK::System::Dec\n\n/*=========================================================================\n\n  Program:   Visualization Toolkit\n  Module:    vtkVolumeFS.glsl\n\n  Copyright (c) Ken Martin, Will Schroeder, Bill Lorensen\n  All rights reserved.\n  See Copyright.txt or http://www.kitware.com/Copyright.htm for details.\n\n     This software is distributed WITHOUT ANY WARRANTY; without even\n     the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR\n     PURPOSE.  See the above copyright notice for more information.\n\n=========================================================================*/\n// Template for the volume mappers fragment shader\n\n// the output of this shader\n//VTK::Output::Dec\n\nvarying vec3 vertexVCVSOutput;\n\n// first declare the settings from the mapper\n// that impact the code paths in here\n\n// always set vtkNumComponents 1,2,3,4\n//VTK::NumComponents\n\n// possibly define vtkTrilinearOn\n//VTK::TrilinearOn\n\n// possibly define vtkIndependentComponents\n//VTK::IndependentComponentsOn\n\n// possibly define any \"proportional\" components\n//VTK::vtkProportionalComponents\n\n// Define the blend mode to use\n#define vtkBlendMode //VTK::BlendMode\n\n// Possibly define vtkImageLabelOutlineOn\n//VTK::ImageLabelOutlineOn\n\n#ifdef vtkImageLabelOutlineOn\n\nuniform float outlineOpacity;\nuniform float vpWidth;\nuniform float vpHeight;\nuniform float vpOffsetX;\nuniform float vpOffsetY;\nuniform mat4 PCWCMatrix;\nuniform mat4 vWCtoIDX;\n#endif\n\n// define vtkLightComplexity\n//VTK::LightComplexity\n#if vtkLightComplexity > 0\nuniform float vSpecularPower;\nuniform float vAmbient;\nuniform float vDiffuse;\nuniform float vSpecular;\n//VTK::Light::Dec\n#endif\n\n//VTK::VolumeShadowOn\n//VTK::SurfaceShadowOn\n//VTK::localAmbientOcclusionOn\n//VTK::LAO::Dec\n//VTK::VolumeShadow::Dec\n\n// define vtkComputeNormalFromOpacity\n//VTK::vtkComputeNormalFromOpacity\n\n// possibly define vtkGradientOpacityOn\n//VTK::GradientOpacityOn\n#ifdef vtkGradientOpacityOn\nuniform float goscale0;\nuniform float goshift0;\nuniform float gomin0;\nuniform float gomax0;\n#if defined(vtkIndependentComponentsOn) && (vtkNumComponents > 1)\nuniform float goscale1;\nuniform float goshift1;\nuniform float gomin1;\nuniform float gomax1;\n#if vtkNumComponents >= 3\nuniform float goscale2;\nuniform float goshift2;\nuniform float gomin2;\nuniform float gomax2;\n#endif\n#if vtkNumComponents >= 4\nuniform float goscale3;\nuniform float goshift3;\nuniform float gomin3;\nuniform float gomax3;\n#endif\n#endif\n#endif\n\n// if you want to see the raw tiled\n// data in webgl1 uncomment the following line\n// #define debugtile\n\n// camera values\nuniform float camThick;\nuniform float camNear;\nuniform float camFar;\nuniform int cameraParallel;\n\n// values describing the volume geometry\nuniform vec3 vOriginVC;\nuniform vec3 vSpacing;\nuniform ivec3 volumeDimensions; // 3d texture dimensions\nuniform vec3 vPlaneNormal0;\nuniform float vPlaneDistance0;\nuniform vec3 vPlaneNormal1;\nuniform float vPlaneDistance1;\nuniform vec3 vPlaneNormal2;\nuniform float vPlaneDistance2;\nuniform vec3 vPlaneNormal3;\nuniform float vPlaneDistance3;\nuniform vec3 vPlaneNormal4;\nuniform float vPlaneDistance4;\nuniform vec3 vPlaneNormal5;\nuniform float vPlaneDistance5;\n\n//VTK::ClipPlane::Dec\n\n// opacity and color textures\nuniform sampler2D otexture;\nuniform float oshift0;\nuniform float oscale0;\nuniform sampler2D ctexture;\nuniform float cshift0;\nuniform float cscale0;\n\n// jitter texture\nuniform sampler2D jtexture;\nuniform sampler2D ttexture;\n\n\n// some 3D texture values\nuniform float sampleDistance;\nuniform vec3 vVCToIJK;\n\n// the heights defined below are the locations\n// for the up to four components of the tfuns\n// the tfuns have a height of 2XnumComps pixels so the\n// values are computed to hit the middle of the two rows\n// for that component\n#ifdef vtkIndependentComponentsOn\n#if vtkNumComponents == 2\nuniform float mix0;\nuniform float mix1;\n#define height0 0.25\n#define height1 0.75\n#endif\n#if vtkNumComponents == 3\nuniform float mix0;\nuniform float mix1;\nuniform float mix2;\n#define height0 0.17\n#define height1 0.5\n#define height2 0.83\n#endif\n#if vtkNumComponents == 4\nuniform float mix0;\nuniform float mix1;\nuniform float mix2;\nuniform float mix3;\n#define height0 0.125\n#define height1 0.375\n#define height2 0.625\n#define height3 0.875\n#endif\n#endif\n\n#if vtkNumComponents >= 2\nuniform float oshift1;\nuniform float oscale1;\nuniform float cshift1;\nuniform float cscale1;\n#endif\n#if vtkNumComponents >= 3\nuniform float oshift2;\nuniform float oscale2;\nuniform float cshift2;\nuniform float cscale2;\n#endif\n#if vtkNumComponents >= 4\nuniform float oshift3;\nuniform float oscale3;\nuniform float cshift3;\nuniform float cscale3;\n#endif\n\nuniform vec4 ipScalarRangeMin;\nuniform vec4 ipScalarRangeMax;\n\n// declaration for intermixed geometry\n//VTK::ZBuffer::Dec\n\n//=======================================================================\n// global and custom variables (a temporary section before photorealistics rendering module is complete)\nvec3 rayDirVC;\nfloat sampleDistanceISVS;\nfloat sampleDistanceIS;\n\n#define SQRT3    1.7321\n#define INV4PI   0.0796\n#define EPSILON  0.001\n#define PI       3.1415\n#define PI2      9.8696\n\n//=======================================================================\n// Webgl2 specific version of functions\n#if __VERSION__ == 300\n\nuniform highp sampler3D texture1;\n\nvec4 getTextureValue(vec3 pos)\n{\n  vec4 tmp = texture(texture1, pos);\n#if vtkNumComponents == 1\n  tmp.a = tmp.r;\n#endif\n#if vtkNumComponents == 2\n  tmp.a = tmp.g;\n#endif\n#if vtkNumComponents == 3\n  tmp.a = length(tmp.rgb);\n#endif\n  return tmp;\n}\n\n//=======================================================================\n// WebGL1 specific version of functions\n#else\n\nuniform sampler2D texture1;\n\nuniform float texWidth;\nuniform float texHeight;\nuniform int xreps;\nuniform int xstride;\nuniform int ystride;\n\n// if computing trilinear values from multiple z slices\n#ifdef vtkTrilinearOn\nvec4 getTextureValue(vec3 ijk)\n{\n  float zoff = 1.0/float(volumeDimensions.z);\n  vec4 val1 = getOneTextureValue(ijk);\n  vec4 val2 = getOneTextureValue(vec3(ijk.xy, ijk.z + zoff));\n\n  float indexZ = float(volumeDimensions)*ijk.z;\n  float zmix =  indexZ - floor(indexZ);\n\n  return mix(val1, val2, zmix);\n}\n\nvec4 getOneTextureValue(vec3 ijk)\n#else // nearest or fast linear\nvec4 getTextureValue(vec3 ijk)\n#endif\n{\n  vec3 tdims = vec3(volumeDimensions);\n\n#ifdef debugtile\n  vec2 tpos = vec2(ijk.x, ijk.y);\n  vec4 tmp = texture2D(texture1, tpos);\n  tmp.a = 1.0;\n\n#else\n  int z = int(ijk.z * tdims.z);\n  int yz = z / xreps;\n  int xz = z - yz*xreps;\n\n  int tileWidth = volumeDimensions.x/xstride;\n  int tileHeight = volumeDimensions.y/ystride;\n\n  xz *= tileWidth;\n  yz *= tileHeight;\n\n  float ni = float(xz) + (ijk.x*float(tileWidth));\n  float nj = float(yz) + (ijk.y*float(tileHeight));\n\n  vec2 tpos = vec2(ni/texWidth, nj/texHeight);\n\n  vec4 tmp = texture2D(texture1, tpos);\n\n#if vtkNumComponents == 1\n  tmp.a = tmp.r;\n#endif\n#if vtkNumComponents == 2\n  tmp.g = tmp.a;\n#endif\n#if vtkNumComponents == 3\n  tmp.a = length(tmp.rgb);\n#endif\n#endif\n\n  return tmp;\n}\n\n// End of Webgl1 specific code\n//=======================================================================\n#endif\n\n//=======================================================================\n// transformation between VC and IS space\n\n// convert vector position from idx to vc\n#if (vtkLightComplexity > 0) || (defined vtkClippingPlanesOn)\nvec3 IStoVC(vec3 posIS){\n  vec3 posVC = posIS / vVCToIJK;\n  return posVC.x * vPlaneNormal0 +\n         posVC.y * vPlaneNormal2 +\n         posVC.z * vPlaneNormal4 +\n         vOriginVC;\n}\n\n// convert vector position from vc to idx\nvec3 VCtoIS(vec3 posVC){\n  posVC = posVC - vOriginVC;\n  posVC = vec3(\n    dot(posVC, vPlaneNormal0),\n    dot(posVC, vPlaneNormal2),\n    dot(posVC, vPlaneNormal4));\n  return posVC * vVCToIJK;\n}\n#endif\n\n//Rotate vector to view coordinate\n#if (vtkLightComplexity > 0) || (defined vtkGradientOpacityOn)\nvoid rotateToViewCoord(inout vec3 dirIS){\n  dirIS.xyz =\n    dirIS.x * vPlaneNormal0 +\n    dirIS.y * vPlaneNormal2 +\n    dirIS.z * vPlaneNormal4;\n}\n\n//Rotate vector to idx coordinate\nvec3 rotateToIDX(vec3 dirVC){\n  vec3 dirIS;\n  dirIS.xyz = vec3(\n    dot(dirVC, vPlaneNormal0),\n    dot(dirVC, vPlaneNormal2),\n    dot(dirVC, vPlaneNormal4));\n  return dirIS;\n}\n#endif\n\n//=======================================================================\n// Given a normal compute the gradient opacity factors\nfloat computeGradientOpacityFactor(\n  float normalMag, float goscale, float goshift, float gomin, float gomax)\n{\n#if defined(vtkGradientOpacityOn)\n  return clamp(normalMag * goscale + goshift, gomin, gomax);\n#else\n  return 1.0;\n#endif\n}\n\n//=======================================================================\n// compute the normal and gradient magnitude for a position, uses forward difference\n#if (vtkLightComplexity > 0) || (defined vtkGradientOpacityOn)\n#ifdef vtkClippingPlanesOn\n  void adjustClippedVoxelValues(vec3 pos, vec3 texPos[3], inout vec3 g1)\n  {\n    vec3 g1VC[3];\n    for (int i = 0; i < 3; ++i)\n    {\n      g1VC[i] = IStoVC(texPos[i]);\n    }\n    vec3 posVC = IStoVC(pos);\n    for (int i = 0; i < clip_numPlanes; ++i)\n    {\n      for (int j = 0; j < 3; ++j)\n      {\n        if(dot(vec3(vClipPlaneOrigins[i] - g1VC[j].xyz), vClipPlaneNormals[i]) > 0.0)\n        {\n          g1[j] = 0.0;\n        }\n      }\n    }\n  }\n#endif\n\n  #ifdef vtkComputeNormalFromOpacity\n    #ifdef vtkGradientOpacityOn\n      vec4 computeDensityNormal(float gradientMag, vec3 scalarInterp[2])\n      {\n    #else\n      //if gradient opacity not on but using density gradient\n      vec4 computeDensityNormal(vec3 scalarInterp[2])\n      {\n    #endif\n        vec3 opacityG1, opacityG2;\n        opacityG1.x = texture2D(otexture, vec2(scalarInterp[0].x * oscale0 + oshift0, 0.5)).r;\n        opacityG1.y = texture2D(otexture, vec2(scalarInterp[0].y * oscale0 + oshift0, 0.5)).r;\n        opacityG1.z = texture2D(otexture, vec2(scalarInterp[0].z * oscale0 + oshift0, 0.5)).r;\n        opacityG2.x = texture2D(otexture, vec2(scalarInterp[1].x * oscale0 + oshift0, 0.5)).r;\n        opacityG2.y = texture2D(otexture, vec2(scalarInterp[1].y * oscale0 + oshift0, 0.5)).r;\n        opacityG2.z = texture2D(otexture, vec2(scalarInterp[1].z * oscale0 + oshift0, 0.5)).r;\n    #ifdef vtkGradientOpacityOn\n        float gradOpacityFactor = 1.0f;\n        if (gradientMag >= 0.0){\n          gradOpacityFactor = computeGradientOpacityFactor(gradientMag, goscale0, goshift0, gomin0, gomax0);\n        }\n        opacityG1.xyz *= gradOpacityFactor;\n        opacityG2.xyz *= gradOpacityFactor;\n    #endif\n\n        vec4 opacityG = vec4(opacityG1 - opacityG2, 1.0f);\n        // divide by spacing\n        opacityG.xyz /= vSpacing;\n        opacityG.w = length(opacityG.xyz);\n        // rotate to View Coords\n        rotateToViewCoord(opacityG.xyz);\n        if (length(opacityG.xyz) > 0.0) {\n          return vec4(normalize(opacityG.xyz),opacityG.w);\n        } else {\n          return vec4(0.0);\n        }\n      }\n\n      vec4 computeNormalForDensity(vec3 pos, vec3 tstep, out vec3 scalarInterp[2])\n      {\n        vec3 xvec = vec3(tstep.x, 0.0, 0.0);\n        vec3 yvec = vec3(0.0, tstep.y, 0.0);\n        vec3 zvec = vec3(0.0, 0.0, tstep.z);\n        vec3 texPosPVec[3];\n        texPosPVec[0] = pos + xvec;\n        texPosPVec[1] = pos + yvec;\n        texPosPVec[2] = pos + zvec;\n        vec3 texPosNVec[3];\n        texPosNVec[0] = pos - xvec;\n        texPosNVec[1] = pos - yvec;\n        texPosNVec[2] = pos - zvec;\n        vec3 g1, g2;\n\n        scalarInterp[0].x = getTextureValue(texPosPVec[0]).a;\n        scalarInterp[0].y = getTextureValue(texPosPVec[1]).a;\n        scalarInterp[0].z = getTextureValue(texPosPVec[2]).a;\n        scalarInterp[1].x = getTextureValue(texPosNVec[0]).a;\n        scalarInterp[1].y = getTextureValue(texPosNVec[1]).a;\n        scalarInterp[1].z = getTextureValue(texPosNVec[2]).a;\n\n        #ifdef vtkClippingPlanesOn\n          adjustClippedVoxelValues(pos, texPosPVec, scalarInterp[0]);\n          adjustClippedVoxelValues(pos, texPosNVec, scalarInterp[1]);\n        #endif\n        vec4 result;\n        result.x = scalarInterp[0].x - scalarInterp[1].x;\n        result.y = scalarInterp[0].y - scalarInterp[1].y;\n        result.z = scalarInterp[0].z - scalarInterp[1].z;\n        // divide by spacing\n        result.xyz /= vSpacing;\n        result.w = length(result.xyz);\n        // rotate to View Coords\n        rotateToViewCoord(result.xyz);\n        if (length(result.xyz) > 0.0) {\n          return vec4(normalize(result.xyz),result.w);\n        } else {\n          return vec4(0.0);\n        }\n      }\n  #endif\n\n  vec4 computeNormal(vec3 pos, vec3 tstep)\n  {\n    vec3 xvec = vec3(tstep.x, 0.0, 0.0);\n    vec3 yvec = vec3(0.0, tstep.y, 0.0);\n    vec3 zvec = vec3(0.0, 0.0, tstep.z);\n    vec3 texPosPVec[3];\n    texPosPVec[0] = pos + xvec;\n    texPosPVec[1] = pos + yvec;\n    texPosPVec[2] = pos + zvec;\n    vec3 texPosNVec[3];\n    texPosNVec[0] = pos - xvec;\n    texPosNVec[1] = pos - yvec;\n    texPosNVec[2] = pos - zvec;\n    vec3 g1, g2;\n    g1.x = getTextureValue(texPosPVec[0]).a;\n    g1.y = getTextureValue(texPosPVec[1]).a;\n    g1.z = getTextureValue(texPosPVec[2]).a;\n    g2.x = getTextureValue(texPosNVec[0]).a;\n    g2.y = getTextureValue(texPosNVec[1]).a;\n    g2.z = getTextureValue(texPosNVec[2]).a;\n    #ifdef vtkClippingPlanesOn\n      adjustClippedVoxelValues(pos, texPosPVec, g1);\n      adjustClippedVoxelValues(pos, texPosNVec, g2);\n    #endif\n    vec4 result;\n    result = vec4(g1 - g2, -1.0);\n    // divide by spacing\n    result.xyz /= vSpacing;\n    result.w = length(result.xyz);\n    if (result.w > 0.0){\n      // rotate to View Coords\n      rotateToViewCoord(result.xyz);\n      return vec4(normalize(result.xyz),result.w);\n    } else {\n      return vec4(0.0);\n    }\n  }\n#endif\n\n#ifdef vtkImageLabelOutlineOn\nvec3 fragCoordToIndexSpace(vec4 fragCoord) {\n  vec4 pcPos = vec4(\n    (fragCoord.x / vpWidth - vpOffsetX - 0.5) * 2.0,\n    (fragCoord.y / vpHeight - vpOffsetY - 0.5) * 2.0,\n    (fragCoord.z - 0.5) * 2.0,\n    1.0);\n\n  vec4 worldCoord = PCWCMatrix * pcPos;\n  vec4 vertex = (worldCoord/worldCoord.w);\n\n  vec3 index = (vWCtoIDX * vertex).xyz;\n\n  // half voxel fix for labelmapOutline\n  return (index + vec3(0.5)) / vec3(volumeDimensions);\n}\n#endif\n\n//=======================================================================\n// compute the normals and gradient magnitudes for a position\n// for independent components\nmat4 computeMat4Normal(vec3 pos, vec4 tValue, vec3 tstep)\n{\n  mat4 result;\n  vec4 distX = getTextureValue(pos + vec3(tstep.x, 0.0, 0.0)) - tValue;\n  vec4 distY = getTextureValue(pos + vec3(0.0, tstep.y, 0.0)) - tValue;\n  vec4 distZ = getTextureValue(pos + vec3(0.0, 0.0, tstep.z)) - tValue;\n\n  // divide by spacing\n  distX /= vSpacing.x;\n  distY /= vSpacing.y;\n  distZ /= vSpacing.z;\n\n  mat3 rot;\n  rot[0] = vPlaneNormal0;\n  rot[1] = vPlaneNormal2;\n  rot[2] = vPlaneNormal4;\n\n#if !defined(vtkComponent0Proportional)\n  result[0].xyz = vec3(distX.r, distY.r, distZ.r);\n  result[0].a = length(result[0].xyz);\n  result[0].xyz *= rot;\n  if (result[0].w > 0.0)\n  {\n    result[0].xyz /= result[0].w;\n  }\n#endif\n\n// optionally compute the 2nd component\n#if vtkNumComponents >= 2 && !defined(vtkComponent1Proportional)\n  result[1].xyz = vec3(distX.g, distY.g, distZ.g);\n  result[1].a = length(result[1].xyz);\n  result[1].xyz *= rot;\n  if (result[1].w > 0.0)\n  {\n    result[1].xyz /= result[1].w;\n  }\n#endif\n\n// optionally compute the 3rd component\n#if vtkNumComponents >= 3 && !defined(vtkComponent2Proportional)\n  result[2].xyz = vec3(distX.b, distY.b, distZ.b);\n  result[2].a = length(result[2].xyz);\n  result[2].xyz *= rot;\n  if (result[2].w > 0.0)\n  {\n    result[2].xyz /= result[2].w;\n  }\n#endif\n\n// optionally compute the 4th component\n#if vtkNumComponents >= 4 && !defined(vtkComponent3Proportional)\n  result[3].xyz = vec3(distX.a, distY.a, distZ.a);\n  result[3].a = length(result[3].xyz);\n  result[3].xyz *= rot;\n  if (result[3].w > 0.0)\n  {\n    result[3].xyz /= result[3].w;\n  }\n#endif\n\n  return result;\n}\n\n//=======================================================================\n// global shadow - secondary ray\n#if defined(VolumeShadowOn) || defined(localAmbientOcclusionOn)\nfloat random()\n{\n  float rand = fract(sin(dot(gl_FragCoord.xy,vec2(12.9898,78.233)))*43758.5453123);\n  float jitter=texture2D(jtexture,gl_FragCoord.xy/32.).r;\n  uint pcg_state = floatBitsToUint(jitter);\n  uint state = pcg_state;\n  pcg_state = pcg_state * uint(747796405) + uint(2891336453);\n  uint word = ((state >> ((state >> uint(28)) + uint(4))) ^ state) * uint(277803737);\n  return (float((((word >> uint(22)) ^ word) >> 1 ))/float(2147483647) + rand)/2.0;\n}\n#endif\n\n#ifdef VolumeShadowOn\n// henyey greenstein phase function\nfloat phase_function(float cos_angle)\n{\n  // divide by 2.0 instead of 4pi to increase intensity\n  return ((1.0-anisotropy2)/pow(1.0+anisotropy2-2.0*anisotropy*cos_angle, 1.5))/2.0;\n}\n\n// Computes the intersection between a ray and a box\nstruct Hit\n{\n  float tmin;\n  float tmax;\n};\n\nstruct Ray\n{\n  vec3 origin;\n  vec3 dir;\n  vec3 invDir;\n};\n\nbool BBoxIntersect(vec3 boundMin, vec3 boundMax, const Ray r, out Hit hit)\n{\n  vec3 tbot = r.invDir * (boundMin - r.origin);\n  vec3 ttop = r.invDir * (boundMax - r.origin);\n  vec3 tmin = min(ttop, tbot);\n  vec3 tmax = max(ttop, tbot);\n  vec2 t = max(tmin.xx, tmin.yz);\n  float t0 = max(t.x, t.y);\n  t = min(tmax.xx, tmax.yz);\n  float t1 = min(t.x, t.y);\n  hit.tmin = t0;\n  hit.tmax = t1;\n  return t1 > max(t0,0.0);\n}\n\n// As BBoxIntersect requires the inverse of the ray coords,\n// this function is used to avoid numerical issues\nvoid safe_0_vector(inout Ray ray)\n{\n  if(abs(ray.dir.x) < EPSILON) ray.dir.x = sign(ray.dir.x) * EPSILON;\n  if(abs(ray.dir.y) < EPSILON) ray.dir.y = sign(ray.dir.y) * EPSILON;\n  if(abs(ray.dir.z) < EPSILON) ray.dir.z = sign(ray.dir.z) * EPSILON;\n}\n\nfloat volume_shadow(vec3 posIS, vec3 lightDirNormIS)\n{\n  float shadow = 1.0;\n  float opacity = 0.0;\n\n  // modify sample distance with a random number between 1.5 and 3.0\n  float sampleDistanceISVS_jitter = sampleDistanceISVS * mix(1.5, 3.0, random());\n  float opacityPrev = texture2D(otexture, vec2(getTextureValue(posIS).r * oscale0 + oshift0, 0.5)).r;\n\n  // in case the first sample near surface has a very tiled light ray, we need to offset start position\n  posIS += sampleDistanceISVS_jitter * lightDirNormIS;\n\n  // compute the start and end points for the ray\n  Ray ray;\n  Hit hit;\n  ray.origin = posIS;\n  ray.dir = lightDirNormIS;\n  safe_0_vector(ray);\n  ray.invDir = 1.0/ray.dir;\n\n  if(!BBoxIntersect(vec3(0.0),vec3(1.0), ray, hit))\n  {\n    return 1.0;\n  }\n  float maxdist = hit.tmax;\n\n  // interpolate shadow ray length between: 1 unit of sample distance in IS to SQRT3, based on globalIlluminationReach\n  float maxgi = mix(sampleDistanceISVS_jitter,SQRT3,giReach);\n  maxdist = min(maxdist,maxgi);\n  if(maxdist < EPSILON) {\n    return 1.0;\n  }\n\n  // support gradient opacity\n  #ifdef vtkGradientOpacityOn\n    vec4 normal;\n  #endif\n\n  float current_dist = 0.0;\n  float current_step = length(sampleDistanceISVS_jitter * lightDirNormIS);\n  float clamped_step = 0.0;\n\n  vec4 scalar = vec4(0.0);\n  while(current_dist < maxdist)\n  {\n#ifdef vtkClippingPlanesOn\n    vec3 posVC = IStoVC(posIS);\n    for (int i = 0; i < clip_numPlanes; ++i)\n    {\n      if (dot(vec3(vClipPlaneOrigins[i] - posVC), vClipPlaneNormals[i]) > 0.0)\n      {\n        current_dist = maxdist;\n      }\n    }\n#endif\n    scalar = getTextureValue(posIS);\n    opacity = texture2D(otexture, vec2(scalar.r * oscale0 + oshift0, 0.5)).r;\n    #ifdef vtkGradientOpacityOn\n      normal = computeNormal(posIS, vec3(1.0/vec3(volumeDimensions)));\n      opacity *= computeGradientOpacityFactor(normal.w, goscale0, goshift0, gomin0, gomax0);\n    #endif\n    shadow *= 1.0 - opacity;\n\n    // optimization: early termination\n    if (shadow < EPSILON){\n      return 0.0;\n    }\n\n    clamped_step = min(maxdist - current_dist, current_step);\n    posIS += clamped_step * lightDirNormIS;\n    current_dist += current_step;\n  }\n\n  return shadow;\n}\n\nvec3 applyShadowRay(vec3 tColor, vec3 posIS, vec3 viewDirectionVC)\n{\n  vec3 vertLight = vec3(0.0);\n  vec3 secondary_contrib = vec3(0.0);\n  // here we assume only positional light, no effect of cones\n  for (int i = 0; i < lightNum; i++)\n  {\n    #if(vtkLightComplexity==3)\n      if (lightPositional[i] == 1){\n        vertLight = lightPositionVC[i] - IStoVC(posIS);\n      }else{\n        vertLight = - lightDirectionVC[i];\n      }\n    #else\n      vertLight = - lightDirectionVC[i];\n    #endif\n    // here we assume achromatic light, only intensity\n    float dDotL = dot(viewDirectionVC, normalize(vertLight));\n    // isotropic scatter returns 0.5 instead of 1/4pi to increase intensity\n    float phase_attenuation = 0.5;\n    if (abs(anisotropy) > EPSILON){\n      phase_attenuation = phase_function(dDotL);\n    }\n    float vol_shadow = volume_shadow(posIS, normalize(rotateToIDX(vertLight)));\n    secondary_contrib += tColor * vDiffuse * lightColor[i] * vol_shadow * phase_attenuation;\n    secondary_contrib += tColor * vAmbient;\n  }\n  return secondary_contrib;\n}\n#endif\n\n//=======================================================================\n// local ambient occlusion\n#ifdef localAmbientOcclusionOn\nvec3 sample_direction_uniform(int i)\n{\n  float rand = random() * 0.5;\n  float theta = PI2 * (kernelSample[i][0] + rand);\n  float phi = acos(2.0 * (kernelSample[i][1] + rand) -1.0) / 2.5;\n  return normalize(vec3(cos(theta)*sin(phi), sin(theta)*sin(phi), cos(phi)));\n}\n\n// return a matrix that transform startDir into z axis; startDir should be normalized\nmat3 zBaseRotationalMatrix(vec3 startDir){\n  vec3 axis = cross(startDir, vec3(0.0,0.0,1.0));\n  float cosA = startDir.z;\n  float k = 1.0 / (1.0 + cosA);\n  mat3 matrix = mat3((axis.x * axis.x * k) + cosA, (axis.y * axis.x * k) - axis.z, (axis.z * axis.x * k) + axis.y,\n              (axis.x * axis.y * k) + axis.z, (axis.y * axis.y * k) + cosA, (axis.z * axis.y * k) - axis.x,\n              (axis.x * axis.z * k) - axis.y, (axis.y * axis.z * k) + axis.x, (axis.z * axis.z * k) + cosA);\n  return matrix;\n}\n\nfloat computeLAO(vec3 posIS, float op, vec3 lightDir, vec4 normal){\n  // apply LAO only at selected locations, otherwise return full brightness\n  if (normal.w > 0.0 && op > 0.05){\n    float total_transmittance = 0.0;\n    mat3 inverseRotateBasis = inverse(zBaseRotationalMatrix(normalize(-normal.xyz)));\n    vec3 currPos, randomDirStep;\n    float weight, transmittance, opacity;\n    for (int i = 0; i < kernelSize; i++)\n    {\n      randomDirStep = inverseRotateBasis * sample_direction_uniform(i) * sampleDistanceIS;\n      weight = 1.0 - dot(normalize(lightDir), normalize(randomDirStep));\n      currPos = posIS;\n      transmittance = 1.0;\n      for (int j = 0; j < kernelRadius ; j++){\n        currPos += randomDirStep;\n        // check if it's at clipping plane, if so return full brightness\n        if (all(greaterThan(currPos, vec3(EPSILON))) && all(lessThan(currPos,vec3(1.0-EPSILON)))){\n          opacity = texture2D(otexture, vec2(getTextureValue(currPos).r * oscale0 + oshift0, 0.5)).r;\n          #ifdef vtkGradientOpacityOn\n             opacity *= computeGradientOpacityFactor(normal.w, goscale0, goshift0, gomin0, gomax0);\n          #endif\n          transmittance *= 1.0 - opacity;\n        }\n        else{\n          break;\n        }\n      }\n      total_transmittance += transmittance / float(kernelRadius) * weight;\n\n      // early termination if fully translucent\n      if (total_transmittance > 1.0 - EPSILON){\n        return 1.0;\n      }\n    }\n    // average transmittance and reduce variance\n    return clamp(total_transmittance / float(kernelSize), 0.3, 1.0);\n  } else {\n    return 1.0;\n  }\n}\n#endif\n\n//=======================================================================\n// surface light contribution\n#if vtkLightComplexity > 0\n  void applyLighting(inout vec3 tColor, vec4 normal)\n  {\n    vec3 diffuse = vec3(0.0, 0.0, 0.0);\n    vec3 specular = vec3(0.0, 0.0, 0.0);\n    float df, sf = 0.0;\n    for (int i = 0; i < lightNum; i++){\n        df = abs(dot(normal.rgb, -lightDirectionVC[i]));\n        diffuse += df * lightColor[i];\n        sf = pow( abs(dot(lightHalfAngleVC[i],normal.rgb)), vSpecularPower);\n        specular += sf * lightColor[i];\n    }\n    tColor.rgb = tColor.rgb*(diffuse*vDiffuse + vAmbient) + specular*vSpecular;\n  }\n  #ifdef SurfaceShadowOn\n  #if vtkLightComplexity < 3\n    vec3 applyLightingDirectional(vec3 posIS, vec4 tColor, vec4 normal)\n    {\n      // everything in VC\n      vec3 diffuse = vec3(0.0);\n      vec3 specular = vec3(0.0);\n      #ifdef localAmbientOcclusionOn\n        vec3 ambient = vec3(0.0);\n      #endif\n      vec3 vertLightDirection;\n      for (int i = 0; i < lightNum; i++){\n        float ndotL,vdotR;\n        vertLightDirection = lightDirectionVC[i];\n        ndotL = dot(normal.xyz, vertLightDirection);\n        if (ndotL < 0.0 && twoSidedLighting)\n        {\n          ndotL = -ndotL;\n        }\n        if (ndotL > 0.0)\n        {\n          diffuse += ndotL * lightColor[i];\n          //specular\n          vdotR = dot(-rayDirVC, normalize(2.0 * ndotL * -normal.xyz + vertLightDirection));\n          if (vdotR > 0.0)\n          {\n            specular += pow(vdotR, vSpecularPower) * lightColor[i];\n          }\n        }\n        #ifdef localAmbientOcclusionOn\n            ambient += computeLAO(posIS, tColor.a, vertLightDirection, normal);\n        #endif\n      }\n      #ifdef localAmbientOcclusionOn\n        return tColor.rgb * (diffuse * vDiffuse + vAmbient * ambient) + specular*vSpecular;\n      #else\n        return tColor.rgb * (diffuse * vDiffuse + vAmbient) + specular*vSpecular;\n      #endif\n    }\n  #else\n    vec3 applyLightingPositional(vec3 posIS, vec4 tColor, vec4 normal, vec3 posVC)\n    {\n      // everything in VC\n      vec3 diffuse = vec3(0.0);\n      vec3 specular = vec3(0.0);\n      #ifdef localAmbientOcclusionOn\n        vec3 ambient = vec3(0.0);\n      #endif\n      vec3 vertLightDirection;\n      for (int i = 0; i < lightNum; i++){\n        float distance,attenuation,ndotL,vdotR;\n        vec3 lightDir;\n        if (lightPositional[i] == 1){\n          lightDir = lightDirectionVC[i];\n          vertLightDirection = posVC - lightPositionVC[i];\n          distance = length(vertLightDirection);\n          vertLightDirection = normalize(vertLightDirection);\n          attenuation = 1.0 / (lightAttenuation[i].x\n                              + lightAttenuation[i].y * distance\n                              + lightAttenuation[i].z * distance * distance);\n          // per OpenGL standard cone angle is 90 or less for a spot light\n          if (lightConeAngle[i] <= 90.0){\n            float coneDot = dot(vertLightDirection, lightDir);\n            if (coneDot >= cos(radians(lightConeAngle[i]))){  // if inside cone\n              attenuation = attenuation * pow(coneDot, lightExponent[i]);\n            }\n            else {\n              attenuation = 0.0;\n            }\n          }\n          ndotL = dot(normal.xyz, vertLightDirection);\n          if (ndotL < 0.0 && twoSidedLighting)\n          {\n            ndotL = -ndotL;\n          }\n          if (ndotL > 0.0)\n          {\n            diffuse += ndotL * attenuation * lightColor[i];\n            //specular\n            vdotR = dot(-rayDirVC, normalize(2.0 * ndotL * -normal.xyz + vertLightDirection));\n            if (vdotR > 0.0)\n            {\n              specular += pow(vdotR, vSpecularPower) * attenuation * lightColor[i];\n            }\n          }\n          #ifdef localAmbientOcclusionOn\n            ambient += computeLAO(posIS, tColor.a, vertLightDirection, normal);\n          #endif\n        } else {\n          vertLightDirection = lightDirectionVC[i];\n          ndotL = dot(normal.xyz, vertLightDirection);\n          if (ndotL < 0.0 && twoSidedLighting)\n          {\n            ndotL = -ndotL;\n          }\n          if (ndotL > 0.0)\n          {\n            diffuse += ndotL * lightColor[i];\n            //specular\n            vdotR = dot(-rayDirVC, normalize(2.0 * ndotL * -normal.xyz + vertLightDirection));\n            if (vdotR > 0.0)\n            {\n              specular += pow(vdotR, vSpecularPower) * lightColor[i];\n            }\n          }\n          #ifdef localAmbientOcclusionOn\n            ambient += computeLAO(posIS, tColor.a, vertLightDirection, normal);\n          #endif\n        }\n      }\n      #ifdef localAmbientOcclusionOn\n        return tColor.rgb * (diffuse * vDiffuse + vAmbient * ambient) + specular*vSpecular;\n      #else\n        return tColor.rgb * (diffuse * vDiffuse + vAmbient) + specular*vSpecular;\n      #endif\n    }\n  #endif\n  #endif\n#endif\n\n//=======================================================================\n// Given a texture value compute the color and opacity\n//\nvec4 getColorForValue(vec4 tValue, vec3 posIS, vec3 tstep)\n{\n#ifdef vtkImageLabelOutlineOn\n  vec3 centerPosIS = fragCoordToIndexSpace(gl_FragCoord); // pos in texture space\n  vec4 centerValue = getTextureValue(centerPosIS);\n  bool pixelOnBorder = false;\n  vec4 tColor = texture2D(ctexture, vec2(centerValue.r * cscale0 + cshift0, 0.5));\n\n  // Get alpha of segment from opacity function.\n  tColor.a = texture2D(otexture, vec2(centerValue.r * oscale0 + oshift0, 0.5)).r;\n\n  int segmentIndex = int(centerValue.r * 255.0);\n  \n  // Use texture sampling for outlineThickness\n  float textureCoordinate = float(segmentIndex - 1) / 1024.0;\n  float textureValue = texture2D(ttexture, vec2(textureCoordinate, 0.5)).r;\n\n  int actualThickness = int(textureValue * 255.0);\n\n  if (actualThickness == 0) {\n    return vec4(0, 0, 1, 1);\n  }\n\n  // Only perform outline check on fragments rendering voxels that aren't invisible.\n  // Saves a bunch of needless checks on the background.\n  // TODO define epsilon when building shader?\n  if (float(tColor.a) > 0.01) {\n    for (int i = -actualThickness; i <= actualThickness; i++) {\n      for (int j = -actualThickness; j <= actualThickness; j++) {\n        if (i == 0 || j == 0) {\n          continue;\n        }\n\n        vec4 neighborPixelCoord = vec4(gl_FragCoord.x + float(i),\n          gl_FragCoord.y + float(j),\n          gl_FragCoord.z, gl_FragCoord.w);\n\n        vec3 neighborPosIS = fragCoordToIndexSpace(neighborPixelCoord);\n        vec4 value = getTextureValue(neighborPosIS);\n\n        // If any of my neighbours are not the same value as I\n        // am, this means I am on the border of the segment.\n        // We can break the loops\n        if (any(notEqual(value, centerValue))) {\n          pixelOnBorder = true;\n          break;\n        }\n      }\n\n      if (pixelOnBorder == true) {\n        break;\n      }\n    }\n\n    // If I am on the border, I am displayed at full opacity\n    if (pixelOnBorder == true) {\n      tColor.a = outlineOpacity;\n    }\n  }\n\n#else\n  // compute the normal and gradient magnitude if needed\n  // We compute it as a vec4 if possible otherwise a mat4\n  //\n  vec4 goFactor = vec4(1.0,1.0,1.0,1.0);\n\n  // compute the normal vectors as needed\n  #if (vtkLightComplexity > 0) || defined(vtkGradientOpacityOn)\n    #if defined(vtkIndependentComponentsOn) && (vtkNumComponents > 1)\n      mat4 normalMat = computeMat4Normal(posIS, tValue, tstep);\n      #if !defined(vtkComponent0Proportional)\n        vec4 normal0 = normalMat[0];\n      #endif\n      #if !defined(vtkComponent1Proportional)\n        vec4 normal1 = normalMat[1];\n      #endif\n      #if vtkNumComponents > 2\n        #if !defined(vtkComponent2Proportional)\n          vec4 normal2 = normalMat[2];\n        #endif\n        #if vtkNumComponents > 3\n          #if !defined(vtkComponent3Proportional)\n            vec4 normal3 = normalMat[3];\n          #endif\n        #endif\n      #endif\n    #else\n      vec4 normalLight;\n      #ifdef vtkComputeNormalFromOpacity\n        vec3 scalarInterp[2];\n        vec4 normal0 = computeNormalForDensity(posIS, tstep, scalarInterp);\n        if (length(normal0)>0.0){\n          #ifdef vtkGradientOpacityOn\n            normalLight = computeDensityNormal(normal0.w, scalarInterp);\n          #else\n            normalLight = computeDensityNormal(scalarInterp);\n          #endif\n          if (length(normalLight) == 0.0){\n            normalLight = normal0;\n          }\n        }\n      #else\n        vec4 normal0 = computeNormal(posIS, tstep);\n        normalLight = normal0;\n      #endif\n    #endif\n  #endif\n\n  // compute gradient opacity factors as needed\n  #if defined(vtkGradientOpacityOn)\n    #if !defined(vtkComponent0Proportional)\n      goFactor.x =\n        computeGradientOpacityFactor(normal0.a, goscale0, goshift0, gomin0, gomax0);\n    #endif\n    #if defined(vtkIndependentComponentsOn) && (vtkNumComponents > 1)\n      #if !defined(vtkComponent1Proportional)\n        goFactor.y =\n          computeGradientOpacityFactor(normal1.a, goscale1, goshift1, gomin1, gomax1);\n      #endif\n      #if vtkNumComponents > 2\n        #if !defined(vtkComponent2Proportional)\n          goFactor.z =\n            computeGradientOpacityFactor(normal2.a, goscale2, goshift2, gomin2, gomax2);\n        #endif\n        #if vtkNumComponents > 3\n          #if !defined(vtkComponent3Proportional)\n            goFactor.w =\n              computeGradientOpacityFactor(normal3.a, goscale3, goshift3, gomin3, gomax3);\n          #endif\n        #endif\n      #endif\n    #endif\n  #endif\n\n  // single component is always independent\n  #if vtkNumComponents == 1\n    vec4 tColor = texture2D(ctexture, vec2(tValue.r * cscale0 + cshift0, 0.5));\n    tColor.a = goFactor.x*texture2D(otexture, vec2(tValue.r * oscale0 + oshift0, 0.5)).r;\n    if (tColor.a < EPSILON){\n      return vec4(0.0);\n    }\n  #endif\n\n  #if defined(vtkIndependentComponentsOn) && vtkNumComponents >= 2\n    vec4 tColor = mix0*texture2D(ctexture, vec2(tValue.r * cscale0 + cshift0, height0));\n    #if !defined(vtkComponent0Proportional)\n      tColor.a = goFactor.x*mix0*texture2D(otexture, vec2(tValue.r * oscale0 + oshift0, height0)).r;\n    #else\n      float pwfValue = texture2D(otexture, vec2(tValue.r * oscale0 + oshift0, height0)).r;\n      tColor *= pwfValue;\n      tColor.a *= mix(pwfValue, 1.0, (1.0 - mix0));\n    #endif\n\n    vec3 tColor1 = mix1*texture2D(ctexture, vec2(tValue.g * cscale1 + cshift1, height1)).rgb;\n    #if !defined(vtkComponent1Proportional)\n      tColor.a += goFactor.y*mix1*texture2D(otexture, vec2(tValue.g * oscale1 + oshift1, height1)).r;\n    #else\n      float pwfValue = texture2D(otexture, vec2(tValue.g * oscale1 + oshift1, height1)).r;\n      tColor1 *= pwfValue;\n      tColor.a *= mix(pwfValue, 1.0, (1.0 - mix1));\n    #endif\n\n    #if vtkNumComponents >= 3\n      vec3 tColor2 = mix2*texture2D(ctexture, vec2(tValue.b * cscale2 + cshift2, height2)).rgb;\n      #if !defined(vtkComponent2Proportional)\n        tColor.a += goFactor.z*mix2*texture2D(otexture, vec2(tValue.b * oscale2 + oshift2, height2)).r;\n      #else\n        float pwfValue = texture2D(otexture, vec2(tValue.b * oscale2 + oshift2, height2)).r;\n        tColor2 *= pwfValue;\n        tColor.a *= mix(pwfValue, 1.0, (1.0 - mix2));\n      #endif\n\n      #if vtkNumComponents >= 4\n        vec3 tColor3 = mix3*texture2D(ctexture, vec2(tValue.a * cscale3 + cshift3, height3)).rgb;\n        #if !defined(vtkComponent3Proportional)\n          tColor.a += goFactor.w*mix3*texture2D(otexture, vec2(tValue.a * oscale3 + oshift3, height3)).r;\n        #else\n          float pwfValue = texture2D(otexture, vec2(tValue.a * oscale3 + oshift3, height3)).r;\n          tColor3 *= pwfValue;\n          tColor.a *= mix(pwfValue, 1.0, (1.0 - mix3));\n        #endif\n      #endif\n    #endif\n  #else // then not independent\n\n  #if vtkNumComponents == 2\n    float lum = tValue.r * cscale0 + cshift0;\n    float alpha = goFactor.x*texture2D(otexture, vec2(tValue.a * oscale1 + oshift1, 0.5)).r;\n    vec4 tColor = vec4(lum, lum, lum, alpha);\n  #endif\n  #if vtkNumComponents == 3\n    vec4 tColor;\n    tColor.r = tValue.r * cscale0 + cshift0;\n    tColor.g = tValue.g * cscale1 + cshift1;\n    tColor.b = tValue.b * cscale2 + cshift2;\n    tColor.a = goFactor.x*texture2D(otexture, vec2(tValue.a * oscale0 + oshift0, 0.5)).r;\n  #endif\n  #if vtkNumComponents == 4\n    vec4 tColor;\n    tColor.r = tValue.r * cscale0 + cshift0;\n    tColor.g = tValue.g * cscale1 + cshift1;\n    tColor.b = tValue.b * cscale2 + cshift2;\n    tColor.a = goFactor.x*texture2D(otexture, vec2(tValue.a * oscale3 + oshift3, 0.5)).r;\n  #endif\n  #endif // dependent\n\n  // apply lighting if requested as appropriate\n  #if vtkLightComplexity > 0\n    #if !defined(vtkComponent0Proportional)\n      #if vtkNumComponents == 1\n        #ifdef SurfaceShadowOn\n            #if vtkLightComplexity < 3\n                vec3 tColorS = applyLightingDirectional(posIS, tColor, normalLight);\n            #else\n                vec3 tColorS = applyLightingPositional(posIS, tColor, normalLight, IStoVC(posIS));\n            #endif\n        #endif\n\n        #ifdef VolumeShadowOn\n          vec3 tColorVS = applyShadowRay(tColor.rgb, posIS, rayDirVC);\n          #ifdef SurfaceShadowOn\n            float vol_coef = volumetricScatteringBlending * (1.0 - tColor.a / 2.0) * (1.0 - atan(normalLight.w) * INV4PI);\n            tColor.rgb = (1.0-vol_coef) * tColorS + vol_coef * tColorVS;\n          #else\n            tColor.rgb = tColorVS;\n          #endif\n        #else\n            tColor.rgb = tColorS;\n        #endif\n\n      #else\n        applyLighting(tColor.rgb, normal0);\n      #endif\n    #endif\n\n    #if defined(vtkIndependentComponentsOn) && vtkNumComponents >= 2\n      #if !defined(vtkComponent1Proportional)\n        applyLighting(tColor1, normal1);\n      #endif\n    #if vtkNumComponents >= 3\n      #if !defined(vtkComponent2Proportional)\n        applyLighting(tColor2, normal2);\n      #endif\n    #if vtkNumComponents >= 4\n      #if !defined(vtkComponent3Proportional)\n        applyLighting(tColor3, normal3);\n      #endif\n    #endif\n    #endif\n    #endif\n  #endif\n\n// perform final independent blend as needed\n#if defined(vtkIndependentComponentsOn) && vtkNumComponents >= 2\n  tColor.rgb += tColor1;\n#if vtkNumComponents >= 3\n  tColor.rgb += tColor2;\n#if vtkNumComponents >= 4\n  tColor.rgb += tColor3;\n#endif\n#endif\n#endif\n\n#endif\nreturn tColor;\n}\n\nbool valueWithinScalarRange(vec4 val, vec4 min, vec4 max) {\n  bool withinRange = false;\n  #if vtkNumComponents == 1\n    if (val.r >= min.r && val.r <= max.r) {\n      withinRange = true;\n    }\n  #endif\n  #if defined(vtkIndependentComponentsOn) && vtkNumComponents == 2\n     if (val.r >= min.r && val.r <= max.r &&\n        val.g >= min.g && val.g <= max.g) {\n      withinRange = true;\n    }\n  #endif\n  #if defined(vtkIndependentComponentsOn) && vtkNumComponents >= 3\n    if (all(greaterThanEqual(val, ipScalarRangeMin)) &&\n        all(lessThanEqual(val, ipScalarRangeMax))) {\n      withinRange = true;\n    }\n  #endif\n  return withinRange;\n}\n\n//=======================================================================\n// Apply the specified blend mode operation along the ray's path.\n//\nvoid applyBlend(vec3 posIS, vec3 endIS, vec3 tdims)\n{\n  vec3 tstep = 1.0/tdims;\n\n  // start slightly inside and apply some jitter\n  vec3 delta = endIS - posIS;\n  vec3 stepIS = normalize(delta)*sampleDistanceIS;\n  float raySteps = length(delta)/sampleDistanceIS;\n\n  // avoid 0.0 jitter\n  float jitter = 0.01 + 0.99*texture2D(jtexture, gl_FragCoord.xy/32.0).r;\n  float stepsTraveled = jitter;\n\n  // local vars for the loop\n  vec4 color = vec4(0.0, 0.0, 0.0, 0.0);\n  vec4 tValue;\n  vec4 tColor;\n\n  // if we have less than one step then pick the middle point\n  // as our value\n  // if (raySteps <= 1.0)\n  // {\n  //   posIS = (posIS + endIS)*0.5;\n  // }\n\n  // Perform initial step at the volume boundary\n  // compute the scalar\n  tValue = getTextureValue(posIS);\n\n  #if vtkBlendMode == 0 // COMPOSITE_BLEND\n    // now map through opacity and color\n    tColor = getColorForValue(tValue, posIS, tstep);\n\n    // handle very thin volumes\n    if (raySteps <= 1.0)\n    {\n      tColor.a = 1.0 - pow(1.0 - tColor.a, raySteps);\n      gl_FragData[0] = tColor;\n      return;\n    }\n\n    tColor.a = 1.0 - pow(1.0 - tColor.a, jitter);\n    color = vec4(tColor.rgb*tColor.a, tColor.a);\n    posIS += (jitter*stepIS);\n\n    for (int i = 0; i < //VTK::MaximumSamplesValue ; ++i)\n    {\n      if (stepsTraveled + 1.0 >= raySteps) { break; }\n\n      // compute the scalar\n      tValue = getTextureValue(posIS);\n\n      // now map through opacity and color\n      tColor = getColorForValue(tValue, posIS, tstep);\n\n      float mix = (1.0 - color.a);\n\n      // this line should not be needed but nvidia seems to not handle\n      // the break correctly on windows/chrome 58 angle\n      //mix = mix * sign(max(raySteps - stepsTraveled - 1.0, 0.0));\n\n      color = color + vec4(tColor.rgb*tColor.a, tColor.a)*mix;\n      stepsTraveled++;\n      posIS += stepIS;\n      if (color.a > 0.99) { color.a = 1.0; break; }\n    }\n\n    if (color.a < 0.99 && (raySteps - stepsTraveled) > 0.0)\n    {\n      posIS = endIS;\n\n      // compute the scalar\n      tValue = getTextureValue(posIS);\n\n      // now map through opacity and color\n      tColor = getColorForValue(tValue, posIS, tstep);\n      tColor.a = 1.0 - pow(1.0 - tColor.a, raySteps - stepsTraveled);\n\n      float mix = (1.0 - color.a);\n      color = color + vec4(tColor.rgb*tColor.a, tColor.a)*mix;\n    }\n\n    gl_FragData[0] = vec4(color.rgb/color.a, color.a);\n  #endif\n  #if vtkBlendMode == 1 || vtkBlendMode == 2\n    // MAXIMUM_INTENSITY_BLEND || MINIMUM_INTENSITY_BLEND\n    // Find maximum/minimum intensity along the ray.\n\n    // Define the operation we will use (min or max)\n    #if vtkBlendMode == 1\n    #define OP max\n    #else\n    #define OP min\n    #endif\n\n    // If the clipping range is shorter than the sample distance\n    // we can skip the sampling loop along the ray.\n    if (raySteps <= 1.0)\n    {\n      gl_FragData[0] = getColorForValue(tValue, posIS, tstep);\n      return;\n    }\n\n    vec4 value = tValue;\n    posIS += (jitter*stepIS);\n\n    // Sample along the ray until MaximumSamplesValue,\n    // ending slightly inside the total distance\n    for (int i = 0; i < //VTK::MaximumSamplesValue ; ++i)\n    {\n      // If we have reached the last step, break\n      if (stepsTraveled + 1.0 >= raySteps) { break; }\n\n      // compute the scalar\n      tValue = getTextureValue(posIS);\n\n      // Update the maximum value if necessary\n      value = OP(tValue, value);\n\n      // Otherwise, continue along the ray\n      stepsTraveled++;\n      posIS += stepIS;\n    }\n\n    // Perform the last step along the ray using the\n    // residual distance\n    posIS = endIS;\n    tValue = getTextureValue(posIS);\n    value = OP(tValue, value);\n\n    // Now map through opacity and color\n    gl_FragData[0] = getColorForValue(value, posIS, tstep);\n  #endif\n  #if vtkBlendMode == 3 || vtkBlendMode == 4 //AVERAGE_INTENSITY_BLEND || ADDITIVE_BLEND\n    vec4 sum = vec4(0.);\n\n    if (valueWithinScalarRange(tValue, ipScalarRangeMin, ipScalarRangeMax)) {\n      sum += tValue;\n    }\n\n    if (raySteps <= 1.0) {\n      gl_FragData[0] = getColorForValue(sum, posIS, tstep);\n      return;\n    }\n\n    posIS += (jitter*stepIS);\n\n    // Sample along the ray until MaximumSamplesValue,\n    // ending slightly inside the total distance\n    for (int i = 0; i < //VTK::MaximumSamplesValue ; ++i)\n    {\n      // If we have reached the last step, break\n      if (stepsTraveled + 1.0 >= raySteps) { break; }\n\n      // compute the scalar\n      tValue = getTextureValue(posIS);\n\n      // One can control the scalar range by setting the AverageIPScalarRange to disregard scalar values, not in the range of interest, from the average computation.\n      // Notes:\n      // - We are comparing all values in the texture to see if any of them\n      //   are outside of the scalar range. In the future we might want to allow\n      //   scalar ranges for each component.\n      if (valueWithinScalarRange(tValue, ipScalarRangeMin, ipScalarRangeMax)) {\n        // Sum the values across each step in the path\n        sum += tValue;\n      }\n      stepsTraveled++;\n      posIS += stepIS;\n    }\n\n    // Perform the last step along the ray using the\n    // residual distance\n    posIS = endIS;\n\n    // compute the scalar\n    tValue = getTextureValue(posIS);\n\n    // One can control the scalar range by setting the IPScalarRange to disregard scalar values, not in the range of interest, from the average computation\n    if (valueWithinScalarRange(tValue, ipScalarRangeMin, ipScalarRangeMax)) {\n      sum += tValue;\n\n      stepsTraveled++;\n    }\n\n    #if vtkBlendMode == 3 // Average\n      sum /= vec4(stepsTraveled, stepsTraveled, stepsTraveled, 1.0);\n    #endif\n\n    gl_FragData[0] = getColorForValue(sum, posIS, tstep);\n  #endif\n  #if vtkBlendMode == 5 // RADON\n    float normalizedRayIntensity = 1.0;\n\n    // handle very thin volumes\n    if (raySteps <= 1.0)\n    {\n      tValue = getTextureValue(posIS);\n      normalizedRayIntensity = normalizedRayIntensity - sampleDistance*texture2D(otexture, vec2(tValue.r * oscale0 + oshift0, 0.5)).r;\n      gl_FragData[0] = texture2D(ctexture, vec2(normalizedRayIntensity, 0.5));\n      return;\n    }\n\n    posIS += (jitter*stepIS);\n\n    for (int i = 0; i < //VTK::MaximumSamplesValue ; ++i)\n    {\n      if (stepsTraveled + 1.0 >= raySteps) { break; }\n\n      // compute the scalar value\n      tValue = getTextureValue(posIS);\n\n      // Convert scalar value to normalizedRayIntensity coefficient and accumulate normalizedRayIntensity\n      normalizedRayIntensity = normalizedRayIntensity - sampleDistance*texture2D(otexture, vec2(tValue.r * oscale0 + oshift0, 0.5)).r;\n\n      posIS += stepIS;\n      stepsTraveled++;\n    }\n\n    // map normalizedRayIntensity to color\n    gl_FragData[0] = texture2D(ctexture, vec2(normalizedRayIntensity , 0.5));\n\n  #endif\n}\n\n//=======================================================================\n// Compute a new start and end point for a given ray based\n// on the provided bounded clipping plane (aka a rectangle)\nvoid getRayPointIntersectionBounds(\n  vec3 rayPos, vec3 rayDir,\n  vec3 planeDir, float planeDist,\n  inout vec2 tbounds, vec3 vPlaneX, vec3 vPlaneY,\n  float vSize1, float vSize2)\n{\n  float result = dot(rayDir, planeDir);\n  if (abs(result) < 1e-6)\n  {\n    return;\n  }\n  result = -1.0 * (dot(rayPos, planeDir) + planeDist) / result;\n  vec3 xposVC = rayPos + rayDir*result;\n  vec3 vxpos = xposVC - vOriginVC;\n  vec2 vpos = vec2(\n    dot(vxpos, vPlaneX),\n    dot(vxpos, vPlaneY));\n\n  // on some apple nvidia systems this does not work\n  // if (vpos.x < 0.0 || vpos.x > vSize1 ||\n  //     vpos.y < 0.0 || vpos.y > vSize2)\n  // even just\n  // if (vpos.x < 0.0 || vpos.y < 0.0)\n  // fails\n  // so instead we compute a value that represents in and out\n  //and then compute the return using this value\n  float xcheck = max(0.0, vpos.x * (vpos.x - vSize1)); //  0 means in bounds\n  float check = sign(max(xcheck, vpos.y * (vpos.y - vSize2))); //  0 means in bounds, 1 = out\n\n  tbounds = mix(\n   vec2(min(tbounds.x, result), max(tbounds.y, result)), // in value\n   tbounds, // out value\n   check);  // 0 in 1 out\n}\n\n//=======================================================================\n// given a\n// - ray direction (rayDir)\n// - starting point (vertexVCVSOutput)\n// - bounding planes of the volume\n// - optionally depth buffer values\n// - far clipping plane\n// compute the start/end distances of the ray we need to cast\nvec2 computeRayDistances(vec3 rayDir, vec3 tdims)\n{\n  vec2 dists = vec2(100.0*camFar, -1.0);\n\n  vec3 vSize = vSpacing*tdims;\n\n  // all this is in View Coordinates\n  getRayPointIntersectionBounds(vertexVCVSOutput, rayDir,\n    vPlaneNormal0, vPlaneDistance0, dists, vPlaneNormal2, vPlaneNormal4,\n    vSize.y, vSize.z);\n  getRayPointIntersectionBounds(vertexVCVSOutput, rayDir,\n    vPlaneNormal1, vPlaneDistance1, dists, vPlaneNormal2, vPlaneNormal4,\n    vSize.y, vSize.z);\n  getRayPointIntersectionBounds(vertexVCVSOutput, rayDir,\n    vPlaneNormal2, vPlaneDistance2, dists, vPlaneNormal0, vPlaneNormal4,\n    vSize.x, vSize.z);\n  getRayPointIntersectionBounds(vertexVCVSOutput, rayDir,\n    vPlaneNormal3, vPlaneDistance3, dists, vPlaneNormal0, vPlaneNormal4,\n    vSize.x, vSize.z);\n  getRayPointIntersectionBounds(vertexVCVSOutput, rayDir,\n    vPlaneNormal4, vPlaneDistance4, dists, vPlaneNormal0, vPlaneNormal2,\n    vSize.x, vSize.y);\n  getRayPointIntersectionBounds(vertexVCVSOutput, rayDir,\n    vPlaneNormal5, vPlaneDistance5, dists, vPlaneNormal0, vPlaneNormal2,\n    vSize.x, vSize.y);\n\n  //VTK::ClipPlane::Impl\n\n  // do not go behind front clipping plane\n  dists.x = max(0.0,dists.x);\n\n  // do not go PAST far clipping plane\n  float farDist = -camThick/rayDir.z;\n  dists.y = min(farDist,dists.y);\n\n  // Do not go past the zbuffer value if set\n  // This is used for intermixing opaque geometry\n  //VTK::ZBuffer::Impl\n\n  return dists;\n}\n\n//=======================================================================\n// Compute the index space starting position (pos) and end\n// position\n//\nvoid computeIndexSpaceValues(out vec3 pos, out vec3 endPos, vec3 rayDir, vec2 dists)\n{\n  // compute starting and ending values in volume space\n  pos = vertexVCVSOutput + dists.x*rayDir;\n  pos = pos - vOriginVC;\n  // convert to volume basis and origin\n  pos = vec3(\n    dot(pos, vPlaneNormal0),\n    dot(pos, vPlaneNormal2),\n    dot(pos, vPlaneNormal4));\n\n  endPos = vertexVCVSOutput + dists.y*rayDir;\n  endPos = endPos - vOriginVC;\n  endPos = vec3(\n    dot(endPos, vPlaneNormal0),\n    dot(endPos, vPlaneNormal2),\n    dot(endPos, vPlaneNormal4));\n\n  float delta = length(endPos - pos);\n\n  pos *= vVCToIJK;\n  endPos *= vVCToIJK;\n\n  float delta2 = length(endPos - pos);\n  sampleDistanceIS = sampleDistance*delta2/delta;\n  #ifdef VolumeShadowOn\n    sampleDistanceISVS = sampleDistanceIS * volumeShadowSamplingDistFactor;\n  #endif\n}\n\nvoid main()\n{\n\n  if (cameraParallel == 1)\n  {\n    // Camera is parallel, so the rayDir is just the direction of the camera.\n    rayDirVC = vec3(0.0, 0.0, -1.0);\n  } else {\n    // camera is at 0,0,0 so rayDir for perspective is just the vc coord\n    rayDirVC = normalize(vertexVCVSOutput);\n  }\n\n  vec3 tdims = vec3(volumeDimensions);\n\n  // compute the start and end points for the ray\n  vec2 rayStartEndDistancesVC = computeRayDistances(rayDirVC, tdims);\n\n  // do we need to composite? aka does the ray have any length\n  // If not, bail out early\n  if (rayStartEndDistancesVC.y <= rayStartEndDistancesVC.x)\n  {\n    discard;\n  }\n\n  // IS = Index Space\n  vec3 posIS;\n  vec3 endIS;\n  computeIndexSpaceValues(posIS, endIS, rayDirVC, rayStartEndDistancesVC);\n\n  // Perform the blending operation along the ray\n  applyBlend(posIS, endIS, tdims);\n}\n", e.Geometry = "" }, e.replaceShaderValues = (n, r, o) => { let a = n.Fragment; o.getProperty().getInterpolationType() === wg.LINEAR && (a = cd.substitute(a, "//VTK::TrilinearOn", "#define vtkTrilinearOn").result), !0 === o.getProperty().getUseLabelOutline() && (a = cd.substitute(a, "//VTK::ImageLabelOutlineOn", "#define vtkImageLabelOutlineOn").result); const i = t.scalarTexture.getComponents(); a = cd.substitute(a, "//VTK::NumComponents", `#define vtkNumComponents ${i}`).result; const s = o.getProperty().getIndependentComponents(); if (s) { a = cd.substitute(a, "//VTK::IndependentComponentsOn", "#define vtkIndependentComponentsOn").result; const e = []; for (let t = 0; t < i; t++)o.getProperty().getOpacityMode(t) === Pg.PROPORTIONAL && e.push(`#define vtkComponent${t}Proportional`); e.length > 0 && (a = cd.substitute(a, "//VTK::vtkProportionalComponents", e.join("\n")).result) } const l = t.currentInput.getSpatialExtent(), c = t.currentInput.getSpacing(), u = new Float64Array(3); In(u, (l[1] - l[0]) * c[0], (l[3] - l[2]) * c[1], (l[5] - l[4]) * c[2]); const d = Sn(u) / e.getCurrentSampleDistance(r); a = cd.substitute(a, "//VTK::MaximumSamplesValue", `${Math.ceil(d)}`).result, a = cd.substitute(a, "//VTK::LightComplexity", `#define vtkLightComplexity ${t.lastLightComplexity}`).result, t.lastLightComplexity > 0 && (t.renderable.getVolumetricScatteringBlending() > 0 && (a = cd.substitute(a, "//VTK::VolumeShadowOn", "#define VolumeShadowOn").result), t.renderable.getVolumetricScatteringBlending() < 1 && (a = cd.substitute(a, "//VTK::SurfaceShadowOn", "#define SurfaceShadowOn").result), t.renderable.getLocalAmbientOcclusion() && o.getProperty().getAmbient() > 0 && (a = cd.substitute(a, "//VTK::localAmbientOcclusionOn", "#define localAmbientOcclusionOn").result)), t.gopacity = o.getProperty().getUseGradientOpacity(0); for (let e = 1; s && !t.gopacity && e < i; ++e)o.getProperty().getUseGradientOpacity(e) && (t.gopacity = !0); t.gopacity && (a = cd.substitute(a, "//VTK::GradientOpacityOn", "#define vtkGradientOpacityOn").result), t.renderable.getComputeNormalFromOpacity() && (a = cd.substitute(a, "//VTK::vtkComputeNormalFromOpacity", "#define vtkComputeNormalFromOpacity").result), null !== t.zBufferTexture && (a = cd.substitute(a, "//VTK::ZBuffer::Dec", ["uniform sampler2D zBufferTexture;", "uniform float vpZWidth;", "uniform float vpZHeight;"]).result, a = cd.substitute(a, "//VTK::ZBuffer::Impl", ["vec4 depthVec = texture2D(zBufferTexture, vec2(gl_FragCoord.x / vpZWidth, gl_FragCoord.y/vpZHeight));", "float zdepth = (depthVec.r*256.0 + depthVec.g)/257.0;", "zdepth = zdepth * 2.0 - 1.0;", "if (cameraParallel == 0) {", "zdepth = -2.0 * camFar * camNear / (zdepth*(camFar-camNear)-(camFar+camNear)) - camNear;}", "else {", "zdepth = (zdepth + 1.0) * 0.5 * (camFar - camNear);}\n", "zdepth = -zdepth/rayDir.z;", "dists.y = min(zdepth,dists.y);"]).result), a = cd.substitute(a, "//VTK::BlendMode", `${t.renderable.getBlendMode()}`).result, n.Fragment = a, e.replaceShaderLight(n, r, o), e.replaceShaderClippingPlane(n, r, o) }, e.replaceShaderLight = (e, n, r) => { if (0 === t.lastLightComplexity) return; let o = e.Fragment, a = 0; n.getLights().forEach((e => { e.getSwitch() && (a += 1) })), o = cd.substitute(o, "//VTK::Light::Dec", ["uniform int lightNum;", "uniform bool twoSidedLighting;", `uniform vec3 lightColor[${a}];`, `uniform vec3 lightDirectionVC[${a}]; // normalized`, `uniform vec3 lightHalfAngleVC[${a}];`, "//VTK::Light::Dec"], !1).result, 3 === t.lastLightComplexity && (o = cd.substitute(o, "//VTK::Light::Dec", [`uniform vec3 lightPositionVC[${a}];`, `uniform vec3 lightAttenuation[${a}];`, `uniform float lightConeAngle[${a}];`, `uniform float lightExponent[${a}];`, `uniform int lightPositional[${a}];`], !1).result), t.renderable.getVolumetricScatteringBlending() > 0 && (o = cd.substitute(o, "//VTK::VolumeShadow::Dec", ["uniform float volumetricScatteringBlending;", "uniform float giReach;", "uniform float volumeShadowSamplingDistFactor;", "uniform float anisotropy;", "uniform float anisotropy2;"], !1).result), t.renderable.getLocalAmbientOcclusion() && r.getProperty().getAmbient() > 0 && (o = cd.substitute(o, "//VTK::LAO::Dec", ["uniform int kernelRadius;", `uniform vec2 kernelSample[${t.renderable.getLAOKernelRadius()}];`, "uniform int kernelSize;"], !1).result), e.Fragment = o }, e.replaceShaderClippingPlane = (e, n, r) => { let o = e.Fragment; if (t.renderable.getClippingPlanes().length > 0) { const e = t.renderable.getClippingPlanes().length; o = cd.substitute(o, "//VTK::ClipPlane::Dec", ["uniform vec3 vClipPlaneNormals[6];", "uniform float vClipPlaneDistances[6];", "uniform vec3 vClipPlaneOrigins[6];", "uniform int clip_numPlanes;", "//VTK::ClipPlane::Dec", "#define vtkClippingPlanesOn"], !1).result, o = cd.substitute(o, "//VTK::ClipPlane::Impl", [`for(int i = 0; i < ${e}; i++) {`, "  float rayDirRatio = dot(rayDir, vClipPlaneNormals[i]);", "  float equationResult = dot(vertexVCVSOutput, vClipPlaneNormals[i]) + vClipPlaneDistances[i];", "  if (rayDirRatio == 0.0)", "  {", "    if (equationResult < 0.0) dists.x = dists.y;", "    continue;", "  }", "  float result = -1.0 * equationResult / rayDirRatio;", "  if (rayDirRatio < 0.0) dists.y = min(dists.y, result);", "  else dists.x = max(dists.x, result);", "}", "//VTK::ClipPlane::Impl"], !1).result } e.Fragment = o }, e.getNeedToRebuildShaders = (n, r, o) => { let a = 0; o.getProperty().getShade() && t.renderable.getBlendMode() === Rg.COMPOSITE_BLEND && (a = 0, t.numberOfLights = 0, r.getLights().forEach((e => { e.getSwitch() > 0 && (t.numberOfLights++, 0 === a && (a = 1)), 1 === a && (t.numberOfLights > 1 || 1 !== e.getIntensity() || !e.lightTypeIsHeadLight()) && (a = 2), a < 3 && e.getPositional() && (a = 3) }))); let i = !1; t.lastLightComplexity !== a && (t.lastLightComplexity = a, i = !0); const s = t.scalarTexture.getComponents(), l = o.getProperty().getIndependentComponents(); let c = !1; const u = []; if (l) { for (let e = 0; e < s; e++)u.push(o.getProperty().getOpacityMode(e)); u.length > 0 && (c = !0) } const d = t.currentInput.getSpatialExtent(), p = t.currentInput.getSpacing(), f = new Float64Array(3); In(f, (d[1] - d[0]) * p[0], (d[3] - d[2]) * p[1], (d[5] - d[4]) * p[2]); const g = Sn(f) / e.getCurrentSampleDistance(r), m = { interpolationType: o.getProperty().getInterpolationType(), useLabelOutline: o.getProperty().getUseLabelOutline(), numComp: s, usesProportionalComponents: c, iComps: l, maxSamples: g, useGradientOpacity: o.getProperty().getUseGradientOpacity(0), blendMode: t.renderable.getBlendMode(), proportionalComponents: u }; return t.previousState && t.previousState.interpolationType === m.interpolationType && t.previousState.useLabelOutline === m.useLabelOutline && t.previousState.numComp === m.numComp && t.previousState.usesProportionalComponents === m.usesProportionalComponents && t.previousState.iComps === m.iComps && t.previousState.maxSamples === m.maxSamples && t.previousState.useGradientOpacity === m.useGradientOpacity && t.previousState.blendMode === m.blendMode && function (e, t) { if (e.length !== t.length) return !1; for (let n = 0; n < e.length; ++n)if (e[n] !== t[n]) return !1; return !0 }(t.previousState.proportionalComponents, m.proportionalComponents) ? !!(0 === n.getProgram()?.getHandle() || i || t.lastHaveSeenDepthRequest !== t.haveSeenDepthRequest || !!t.lastZBufferTexture != !!t.zBufferTexture || n.getShaderSourceTime().getMTime() < e.getMTime() || n.getShaderSourceTime().getMTime() < t.renderable.getMTime()) && (t.lastZBufferTexture = t.zBufferTexture, !0) : (t.previousState = { ...m }, !0) }, e.updateShaders = (n, r, o) => { if (t.lastBoundBO = n, e.getNeedToRebuildShaders(n, r, o)) { const a = { Vertex: null, Fragment: null, Geometry: null }; e.buildShaders(a, r, o); const i = t._openGLRenderWindow.getShaderCache().readyShaderProgramArray(a.Vertex, a.Fragment, a.Geometry); i !== n.getProgram() && (n.setProgram(i), n.getVAO().releaseGraphicsResources()), n.getShaderSourceTime().modified() } else t._openGLRenderWindow.getShaderCache().readyShaderProgram(n.getProgram()); n.getVAO().bind(), e.setMapperShaderParameters(n, r, o), e.setCameraShaderParameters(n, r, o), e.setPropertyShaderParameters(n, r, o), e.getClippingPlaneShaderParameters(n, r, o) }, e.setMapperShaderParameters = (n, r, o) => { const a = n.getProgram(); n.getCABO().getElementCount() && (t.VBOBuildTime.getMTime() > n.getAttributeUpdateTime().getMTime() || n.getShaderSourceTime().getMTime() > n.getAttributeUpdateTime().getMTime()) && (a.isAttributeUsed("vertexDC") && (n.getVAO().addAttributeArray(a, n.getCABO(), "vertexDC", n.getCABO().getVertexOffset(), n.getCABO().getStride(), t.context.FLOAT, 3, t.context.FALSE) || Eg("Error setting vertexDC in shader VAO.")), n.getAttributeUpdateTime().modified()), a.setUniformi("texture1", t.scalarTexture.getTextureUnit()), a.setUniformf("sampleDistance", e.getCurrentSampleDistance(r)); const i = t.scalarTexture.getVolumeInfo(), s = t.renderable.getIpScalarRange(), l = [], c = []; for (let e = 0; e < 4; e++)l[e] = s[0] * i.dataComputedScale[e] + i.dataComputedOffset[e], c[e] = s[1] * i.dataComputedScale[e] + i.dataComputedOffset[e], l[e] = (l[e] - i.offset[e]) / i.scale[e], c[e] = (c[e] - i.offset[e]) / i.scale[e]; if (a.setUniform4f("ipScalarRangeMin", l[0], l[1], l[2], l[3]), a.setUniform4f("ipScalarRangeMax", c[0], c[1], c[2], c[3]), null !== t.zBufferTexture) { a.setUniformi("zBufferTexture", t.zBufferTexture.getTextureUnit()); const e = t._useSmallViewport ? [t._smallViewportWidth, t._smallViewportHeight] : t._openGLRenderWindow.getFramebufferSize(); a.setUniformf("vpZWidth", e[0]), a.setUniformf("vpZHeight", e[1]) } }, e.setCameraShaderParameters = (n, r, o) => { const a = t.openGLCamera.getKeyMatrices(r), i = t.openGLVolume.getKeyMatrices(); T(t.modelToView, a.wcvc, i.mcwc); const s = n.getProgram(), l = t.openGLCamera.getRenderable(), c = l.getClippingRange(); s.setUniformf("camThick", c[1] - c[0]), s.setUniformf("camNear", c[0]), s.setUniformf("camFar", c[1]); const u = t.currentInput.getBounds(), d = t.currentInput.getDimensions(), p = new Float64Array(3), f = new Float64Array(3); let g = 1, m = -1, v = 1, y = -1; for (let e = 0; e < 8; ++e)In(p, u[e % 2], u[2 + Math.floor(e / 2) % 2], u[4 + Math.floor(e / 4)]), Vn(p, p, t.modelToView), l.getParallelProjection() || (Mn(f, p), On(p, f, -c[0] / p[2])), Vn(p, p, a.vcpc), g = Math.min(p[0], g), m = Math.max(p[0], m), v = Math.min(p[1], v), y = Math.max(p[1], y); s.setUniformf("dcxmin", g), s.setUniformf("dcxmax", m), s.setUniformf("dcymin", v), s.setUniformf("dcymax", y), s.isUniformUsed("cameraParallel") && s.setUniformi("cameraParallel", l.getParallelProjection()); const b = t.currentInput.getSpatialExtent(), x = t.currentInput.getSpacing(), C = new Float64Array(3); In(C, (b[1] - b[0]) * x[0], (b[3] - b[2]) * x[1], (b[5] - b[4]) * x[2]), s.setUniform3f("vSpacing", x[0], x[1], x[2]), In(p, b[0], b[2], b[4]), t.currentInput.indexToWorldVec3(p, p), Vn(p, p, t.modelToView), s.setUniform3f("vOriginVC", p[0], p[1], p[2]); const S = t.currentInput.getIndexToWorld(); T(t.idxToView, t.modelToView, S), ve(t.idxNormalMatrix, a.normalMatrix, i.normalMatrix), ve(t.idxNormalMatrix, t.idxNormalMatrix, t.currentInput.getDirectionByReference()); const A = Sn(C) / e.getCurrentSampleDistance(r); A > t.renderable.getMaximumSamplesPerRay() && Dg(`The number of steps required ${Math.ceil(A)} is larger than the\n        specified maximum number of steps ${t.renderable.getMaximumSamplesPerRay()}.\n        Please either change the\n        volumeMapper sampleDistance or its maximum number of samples.`); const I = new Float64Array(3); if (In(I, 1, 1, 1), function (e, t, n) { e[0] = t[0] / n[0], e[1] = t[1] / n[1], e[2] = t[2] / n[2] }(I, I, C), s.setUniform3f("vVCToIJK", I[0], I[1], I[2]), s.setUniform3i("volumeDimensions", d[0], d[1], d[2]), !t._openGLRenderWindow.getWebgl2()) { const e = t.scalarTexture.getVolumeInfo(); s.setUniformf("texWidth", t.scalarTexture.getWidth()), s.setUniformf("texHeight", t.scalarTexture.getHeight()), s.setUniformi("xreps", e.xreps), s.setUniformi("xstride", e.xstride), s.setUniformi("ystride", e.ystride) } const w = new Float64Array(3), P = new Float64Array(3); for (let e = 0; e < 6; ++e) { switch (e) { case 1: In(w, -1, 0, 0), In(P, b[0], b[2], b[4]); break; case 2: In(w, 0, 1, 0), In(P, b[1], b[3], b[5]); break; case 3: In(w, 0, -1, 0), In(P, b[0], b[2], b[4]); break; case 4: In(w, 0, 0, 1), In(P, b[1], b[3], b[5]); break; case 5: In(w, 0, 0, -1), In(P, b[0], b[2], b[4]); break; default: In(w, 1, 0, 0), In(P, b[1], b[3], b[5]) }Ln(w, w, t.idxNormalMatrix), Vn(P, P, t.idxToView); const n = -1 * Dn(P, w); s.setUniform3f(`vPlaneNormal${e}`, w[0], w[1], w[2]), s.setUniformf(`vPlaneDistance${e}`, n) } if (o.getProperty().getUseLabelOutline()) { const n = t.currentInput.getWorldToIndex(); s.setUniformMatrix("vWCtoIDX", n); const o = r.getActiveCamera(), [a, i] = o.getClippingRange(), l = o.getDistance(); o.setClippingRange(l, l + .1); const c = t.openGLCamera.getKeyMatrices(r); h(t.projectionToWorld, c.wcpc), o.setClippingRange(a, i), t.openGLCamera.getKeyMatrices(r), s.setUniformMatrix("PCWCMatrix", t.projectionToWorld); const u = e.getRenderTargetSize(); s.setUniformf("vpWidth", u[0]), s.setUniformf("vpHeight", u[1]); const d = e.getRenderTargetOffset(); s.setUniformf("vpOffsetX", d[0] / u[0]), s.setUniformf("vpOffsetY", d[1] / u[1]) } if (h(t.projectionToView, a.vcpc), s.setUniformMatrix("PCVCMatrix", t.projectionToView), 0 === t.lastLightComplexity) return; let O = 0; const R = [], M = [], D = []; if (r.getLights().forEach((e => { if (e.getSwitch() > 0) { const t = e.getColor(), n = e.getIntensity(); R[0 + 3 * O] = t[0] * n, R[1 + 3 * O] = t[1] * n, R[2 + 3 * O] = t[2] * n; const r = e.getDirection(); In(w, r[0], r[1], r[2]), Ln(w, w, a.normalMatrix), Mn(w, w), M[0 + 3 * O] = w[0], M[1 + 3 * O] = w[1], M[2 + 3 * O] = w[2], D[0 + 3 * O] = -.5 * w[0], D[1 + 3 * O] = -.5 * w[1], D[2 + 3 * O] = -.5 * (w[2] - 1), O++ } })), s.setUniformi("twoSidedLighting", r.getTwoSidedLighting()), s.setUniformi("lightNum", O), s.setUniform3fv("lightColor", R), s.setUniform3fv("lightDirectionVC", M), s.setUniform3fv("lightHalfAngleVC", D), 3 === t.lastLightComplexity) { O = 0; const e = [], n = [], o = [], a = [], i = []; r.getLights().forEach((r => { if (r.getSwitch() > 0) { const s = r.getAttenuationValues(); n[0 + 3 * O] = s[0], n[1 + 3 * O] = s[1], n[2 + 3 * O] = s[2], a[O] = r.getExponent(), o[O] = r.getConeAngle(), i[O] = r.getPositional(); const l = r.getTransformedPosition(); Vn(l, l, t.modelToView), e[0 + 3 * O] = l[0], e[1 + 3 * O] = l[1], e[2 + 3 * O] = l[2], O += 1 } })), s.setUniform3fv("lightPositionVC", e), s.setUniform3fv("lightAttenuation", n), s.setUniformfv("lightConeAngle", o), s.setUniformfv("lightExponent", a), s.setUniformiv("lightPositional", i) } if (t.renderable.getVolumetricScatteringBlending() > 0 && (s.setUniformf("giReach", t.renderable.getGlobalIlluminationReach()), s.setUniformf("volumetricScatteringBlending", t.renderable.getVolumetricScatteringBlending()), s.setUniformf("volumeShadowSamplingDistFactor", t.renderable.getVolumeShadowSamplingDistFactor()), s.setUniformf("anisotropy", t.renderable.getAnisotropy()), s.setUniformf("anisotropy2", t.renderable.getAnisotropy() ** 2)), t.renderable.getLocalAmbientOcclusion() && o.getProperty().getAmbient() > 0) { const e = t.renderable.getLAOKernelSize(); s.setUniformi("kernelSize", e); const n = []; for (let t = 0; t < e; t++)n[2 * t] = .5 * Math.random(), n[2 * t + 1] = .5 * Math.random(); s.setUniform2fv("kernelSample", n), s.setUniformi("kernelRadius", t.renderable.getLAOKernelRadius()) } }, e.setPropertyShaderParameters = (e, n, r) => { const o = e.getProgram(); o.setUniformi("ctexture", t.colorTexture.getTextureUnit()), o.setUniformi("otexture", t.opacityTexture.getTextureUnit()), o.setUniformi("jtexture", t.jitterTexture.getTextureUnit()), o.setUniformi("ttexture", t.labelOutlineThicknessTexture.getTextureUnit()); const a = t.scalarTexture.getVolumeInfo(), i = r.getProperty(), s = t.scalarTexture.getComponents(), l = r.getProperty().getIndependentComponents(); if (l && s >= 2) for (let e = 0; e < s; e++)o.setUniformf(`mix${e}`, r.getProperty().getComponentWeight(e)); for (let e = 0; e < s; e++) { const t = l ? e : 0, n = a.scale[e], r = i.getScalarOpacity(t).getRange(), s = n / (r[1] - r[0]), c = (a.offset[e] - r[0]) / (r[1] - r[0]); o.setUniformf(`oshift${e}`, c), o.setUniformf(`oscale${e}`, s); const u = i.getRGBTransferFunction(t).getRange(), d = (a.offset[e] - u[0]) / (u[1] - u[0]), p = n / (u[1] - u[0]); o.setUniformf(`cshift${e}`, d), o.setUniformf(`cscale${e}`, p) } if (t.gopacity) if (l) for (let e = 0; e < s; ++e) { const t = a.scale[e]; if (i.getUseGradientOpacity(e)) { const n = i.getGradientOpacityMinimumOpacity(e), r = i.getGradientOpacityMaximumOpacity(e); o.setUniformf(`gomin${e}`, n), o.setUniformf(`gomax${e}`, r); const a = [i.getGradientOpacityMinimumValue(e), i.getGradientOpacityMaximumValue(e)]; o.setUniformf(`goscale${e}`, t * (r - n) / (a[1] - a[0])), o.setUniformf(`goshift${e}`, -a[0] * (r - n) / (a[1] - a[0]) + n) } else o.setUniformf(`gomin${e}`, 1), o.setUniformf(`gomax${e}`, 1), o.setUniformf(`goscale${e}`, 0), o.setUniformf(`goshift${e}`, 1) } else { const e = a.scale[s - 1], t = i.getGradientOpacityMinimumOpacity(0), n = i.getGradientOpacityMaximumOpacity(0); o.setUniformf("gomin0", t), o.setUniformf("gomax0", n); const r = [i.getGradientOpacityMinimumValue(0), i.getGradientOpacityMaximumValue(0)]; o.setUniformf("goscale0", e * (n - t) / (r[1] - r[0])), o.setUniformf("goshift0", -r[0] * (n - t) / (r[1] - r[0]) + t) } if (!0 === r.getProperty().getUseLabelOutline()) { const e = r.getProperty().getLabelOutlineOpacity(); o.setUniformf("outlineOpacity", e) } t.lastLightComplexity > 0 && (o.setUniformf("vAmbient", i.getAmbient()), o.setUniformf("vDiffuse", i.getDiffuse()), o.setUniformf("vSpecular", i.getSpecular()), o.setUniformf("vSpecularPower", i.getSpecularPower())) }, e.getClippingPlaneShaderParameters = (e, n, r) => { if (t.renderable.getClippingPlanes().length > 0) { const r = t.openGLCamera.getKeyMatrices(n), o = [], a = [], i = [], s = t.renderable.getClippingPlanes(), l = s.length; for (let e = 0; e < l; ++e) { const t = s[e].getNormal(), n = s[e].getOrigin(); Ln(t, t, r.normalMatrix), Vn(n, n, r.wcvc); const l = -1 * Dn(n, t); o.push(t[0]), o.push(t[1]), o.push(t[2]), a.push(l), i.push(n[0]), i.push(n[1]), i.push(n[2]) } const c = e.getProgram(); c.setUniform3fv("vClipPlaneNormals", o), c.setUniformfv("vClipPlaneDistances", a), c.setUniform3fv("vClipPlaneOrigins", i), c.setUniformi("clip_numPlanes", l) } }, e.delete = Vt((() => { t._animationRateSubscription && (t._animationRateSubscription.unsubscribe(), t._animationRateSubscription = null) }), e.delete), e.getRenderTargetSize = () => { if (t._useSmallViewport) return [t._smallViewportWidth, t._smallViewportHeight]; const { usize: e, vsize: n } = t._openGLRenderer.getTiledSizeAndOrigin(); return [e, n] }, e.getRenderTargetOffset = () => { const { lowerLeftU: e, lowerLeftV: n } = t._openGLRenderer.getTiledSizeAndOrigin(); return [e, n] }, e.getCurrentSampleDistance = e => { const n = e.getVTKWindow().getInteractor(), r = t.renderable.getSampleDistance(); return n.isAnimating() ? r * t.renderable.getInteractionSampleDistanceFactor() : r }, e.renderPieceStart = (n, r) => { const o = n.getVTKWindow().getInteractor(); if (t._lastScale || (t._lastScale = t.renderable.getInitialInteractionScale()), t._useSmallViewport = !1, o.isAnimating() && t._lastScale > 1.5 && (t._useSmallViewport = !0), t._animationRateSubscription || (t._animationRateSubscription = o.onAnimationFrameRateUpdate((() => { if (t.renderable.getAutoAdjustSampleDistances()) { const e = o.getRecentAnimationFrameRate(), n = o.getDesiredUpdateRate() / e; (n > 1.15 || n < .85) && (t._lastScale *= n), t._lastScale > 400 && (t._lastScale = 400), t._lastScale < 1.5 && (t._lastScale = 1.5) } else t._lastScale = t.renderable.getImageSampleDistance() * t.renderable.getImageSampleDistance() }))), t._useSmallViewport) { const e = t._openGLRenderWindow.getFramebufferSize(), n = 1 / Math.sqrt(t._lastScale); if (t._smallViewportWidth = Math.ceil(n * e[0]), t._smallViewportHeight = Math.ceil(n * e[1]), t._smallViewportHeight > e[1] && (t._smallViewportHeight = e[1]), t._smallViewportWidth > e[0] && (t._smallViewportWidth = e[0]), t.framebuffer.saveCurrentBindingsAndBuffers(), null === t.framebuffer.getGLFramebuffer()) t.framebuffer.create(e[0], e[1]), t.framebuffer.populateFramebuffer(); else { const n = t.framebuffer.getSize(); n[0] === e[0] && n[1] === e[1] || (t.framebuffer.create(e[0], e[1]), t.framebuffer.populateFramebuffer()) } t.framebuffer.bind(); const r = t.context; r.clearColor(0, 0, 0, 0), r.colorMask(!0, !0, !0, !0), r.clear(r.COLOR_BUFFER_BIT), r.viewport(0, 0, t._smallViewportWidth, t._smallViewportHeight), t.fvp = [t._smallViewportWidth / e[0], t._smallViewportHeight / e[1]] } t.context.disable(t.context.DEPTH_TEST), e.updateBufferObjects(n, r), r.getProperty().getInterpolationType() === wg.NEAREST ? (t.scalarTexture.setMinificationFilter(bd.NEAREST), t.scalarTexture.setMagnificationFilter(bd.NEAREST)) : (t.scalarTexture.setMinificationFilter(bd.LINEAR), t.scalarTexture.setMagnificationFilter(bd.LINEAR)), t.lastBoundBO = null, null !== t.zBufferTexture && t.zBufferTexture.activate() }, e.renderPieceDraw = (n, r) => { const o = t.context; t.scalarTexture.activate(), t.opacityTexture.activate(), t.labelOutlineThicknessTexture.activate(), t.colorTexture.activate(), t.jitterTexture.activate(), e.updateShaders(t.tris, n, r), o.drawArrays(o.TRIANGLES, 0, t.tris.getCABO().getElementCount()), t.tris.getVAO().release(), t.scalarTexture.deactivate(), t.colorTexture.deactivate(), t.opacityTexture.deactivate(), t.labelOutlineThicknessTexture.deactivate(), t.jitterTexture.deactivate() }, e.renderPieceFinish = (e, n) => { if (null !== t.zBufferTexture && t.zBufferTexture.deactivate(), t._useSmallViewport) { if (t.framebuffer.restorePreviousBindingsAndBuffers(), null === t.copyShader) { t.copyShader = t._openGLRenderWindow.getShaderCache().readyShaderProgramArray(["//VTK::System::Dec", "attribute vec4 vertexDC;", "uniform vec2 tfactor;", "varying vec2 tcoord;", "void main() { tcoord = vec2(vertexDC.x*0.5 + 0.5, vertexDC.y*0.5 + 0.5) * tfactor; gl_Position = vertexDC; }"].join("\n"), ["//VTK::System::Dec", "//VTK::Output::Dec", "uniform sampler2D texture1;", "varying vec2 tcoord;", "void main() { gl_FragData[0] = texture2D(texture1,tcoord); }"].join("\n"), ""); const e = t.copyShader; t.copyVAO = fd.newInstance(), t.copyVAO.setOpenGLRenderWindow(t._openGLRenderWindow), t.tris.getCABO().bind(), t.copyVAO.addAttributeArray(e, t.tris.getCABO(), "vertexDC", t.tris.getCABO().getVertexOffset(), t.tris.getCABO().getStride(), t.context.FLOAT, 3, t.context.FALSE) || Eg("Error setting vertexDC in copy shader VAO.") } else t._openGLRenderWindow.getShaderCache().readyShaderProgram(t.copyShader); const e = t._openGLRenderWindow.getFramebufferSize(); t.context.viewport(0, 0, e[0], e[1]); const n = t.framebuffer.getColorTexture(); n.activate(), t.copyShader.setUniformi("texture", n.getTextureUnit()), t.copyShader.setUniform2f("tfactor", t.fvp[0], t.fvp[1]); const r = t.context; r.blendFuncSeparate(r.ONE, r.ONE_MINUS_SRC_ALPHA, r.ONE, r.ONE_MINUS_SRC_ALPHA), t.context.drawArrays(t.context.TRIANGLES, 0, t.tris.getCABO().getElementCount()), n.deactivate(), r.blendFuncSeparate(r.SRC_ALPHA, r.ONE_MINUS_SRC_ALPHA, r.ONE, r.ONE_MINUS_SRC_ALPHA) } }, e.renderPiece = (n, r) => { e.invokeEvent({ type: "StartEvent" }), t.renderable.update(), t.currentInput = t.renderable.getInputData(), e.invokeEvent({ type: "EndEvent" }), t.currentInput ? (e.renderPieceStart(n, r), e.renderPieceDraw(n, r), e.renderPieceFinish(n, r)) : Eg("No input!") }, e.computeBounds = (n, r) => { e.getInput() ? t.bounds = e.getInput().getBounds() : Oa(t.Bounds) }, e.updateBufferObjects = (t, n) => { e.getNeedToRebuildBufferObjects(t, n) && e.buildBufferObjects(t, n) }, e.getNeedToRebuildBufferObjects = (n, r) => t.VBOBuildTime.getMTime() < e.getMTime() || t.VBOBuildTime.getMTime() < r.getMTime() || t.VBOBuildTime.getMTime() < t.renderable.getMTime() || t.VBOBuildTime.getMTime() < r.getProperty().getMTime() || t.VBOBuildTime.getMTime() < t.currentInput.getMTime(), e.buildBufferObjects = (n, r) => { const o = t.currentInput; if (!o) return; const a = o.getPointData() && o.getPointData().getScalars(); if (!a) return; t._scalars !== a && (t._openGLRenderWindow.releaseGraphicsResourcesForObject(t._scalars), t._scalars = a); const i = r.getProperty(); if (!t.jitterTexture.getHandle()) { const e = new Uint8Array(1024); for (let t = 0; t < 1024; ++t)e[t] = 255 * Math.random(); t.jitterTexture.setMinificationFilter(bd.LINEAR), t.jitterTexture.setMagnificationFilter(bd.LINEAR), t.jitterTexture.create2DFromRaw(32, 32, 1, ys.UNSIGNED_CHAR, e) } const s = a.getNumberOfComponents(), l = i.getIndependentComponents() ? s : 1, c = i.getScalarOpacity(), u = t._openGLRenderWindow.getGraphicsResourceForObject(c); let d = Vg(i, c, l); if (u.vtkObj && u.hash === d && t.opacityTextureString === d) t.opacityTexture = u.vtkObj, t.opacityTextureString = u.hash; else { const r = 1024, o = 2 * r * l, a = new Float32Array(o), s = new Float32Array(r); for (let t = 0; t < l; ++t) { const o = i.getScalarOpacity(t), l = e.getCurrentSampleDistance(n) / i.getScalarOpacityUnitDistance(t), c = o.getRange(); o.getTable(c[0], c[1], r, s, 1); for (let e = 0; e < r; ++e)a[t * r * 2 + e] = 1 - (1 - s[e]) ** l, a[t * r * 2 + e + r] = a[t * r * 2 + e] } if (t.opacityTexture.releaseGraphicsResources(t._openGLRenderWindow), t.opacityTexture.resetFormatAndType(), t.opacityTexture.setMinificationFilter(bd.LINEAR), t.opacityTexture.setMagnificationFilter(bd.LINEAR), t._openGLRenderWindow.getWebgl2() || t.context.getExtension("OES_texture_float") && t.context.getExtension("OES_texture_float_linear")) t.opacityTexture.create2DFromRaw(r, 2 * l, 1, ys.FLOAT, a); else { const e = new Uint8ClampedArray(o); for (let t = 0; t < o; ++t)e[t] = 255 * a[t]; t.opacityTexture.create2DFromRaw(r, 2 * l, 1, ys.UNSIGNED_CHAR, e) } t.opacityTextureString = d, c && t._openGLRenderWindow.setGraphicsResourceForObject(c, t.opacityTexture, t.opacityTextureString) } const p = i.getRGBTransferFunction(); d = Vg(i, p, l); const f = t._openGLRenderWindow.getGraphicsResourceForObject(p); if (f?.vtkObj && f?.hash === d && t.colorTextureString === d) t.colorTexture = f.vtkObj, t.colorTextureString = f.hash; else { const e = 1024, n = new Uint8ClampedArray(2 * e * l * 3), r = new Float32Array(3 * e); for (let t = 0; t < l; ++t) { const o = i.getRGBTransferFunction(t), a = o.getRange(); o.getTable(a[0], a[1], e, r, 1); for (let o = 0; o < 3 * e; ++o)n[t * e * 6 + o] = 255 * r[o], n[t * e * 6 + o + 3 * e] = 255 * r[o] } t.colorTexture.releaseGraphicsResources(t._openGLRenderWindow), t.colorTexture.resetFormatAndType(), t.colorTexture.setMinificationFilter(bd.LINEAR), t.colorTexture.setMagnificationFilter(bd.LINEAR), t.colorTexture.create2DFromRaw(e, 2 * l, 3, ys.UNSIGNED_CHAR, n), t.colorTextureString = d, p && t._openGLRenderWindow.setGraphicsResourceForObject(p, t.colorTexture, t.colorTextureString) } e.updateLabelOutlineThicknessTexture(r); const g = t._openGLRenderWindow.getGraphicsResourceForObject(a); if (d = `${o.getMTime()}A${a.getMTime()}`, g?.vtkObj && g?.hash === d && t.scalarTextureString === d) t.scalarTexture = g.vtkObj, t.scalarTextureString = g.hash; else { const e = o.getDimensions(); t.scalarTexture.setOglNorm16Ext(t.context.getExtension("EXT_texture_norm16")), t.scalarTexture.releaseGraphicsResources(t._openGLRenderWindow), t.scalarTexture.resetFormatAndType(), t.scalarTexture.create3DFilterableFromDataArray(e[0], e[1], e[2], a, t.renderable.getPreferSizeOverAccuracy()), t.scalarTextureString = d, a && t._openGLRenderWindow.setGraphicsResourceForObject(a, t.scalarTexture, t.scalarTextureString) } if (!t.tris.getCABO().getElementCount()) { const e = new Float32Array(12); for (let t = 0; t < 4; t++)e[3 * t] = t % 2 * 2 - 1, e[3 * t + 1] = t > 1 ? 1 : -1, e[3 * t + 2] = -1; const n = new Uint16Array(8); n[0] = 3, n[1] = 0, n[2] = 1, n[3] = 3, n[4] = 3, n[5] = 0, n[6] = 3, n[7] = 2; const r = Es.newInstance({ numberOfComponents: 3, values: e }); r.setName("points"); const o = Es.newInstance({ numberOfComponents: 1, values: n }); t.tris.getCABO().createVBO(o, "polys", rs.SURFACE, { points: r, cellOffset: 0 }) } t.VBOBuildTime.modified() }, e.updateLabelOutlineThicknessTexture = e => { const n = e.getProperty().getLabelOutlineThickness(), r = t._openGLRenderWindow.getGraphicsResourceForObject(n), o = `${n.join("-")}`; if (r?.vtkObj && r?.hash === o && t.labelOutlineThicknessTextureString === o) t.labelOutlineThicknessTexture = r.vtkObj, t.labelOutlineThicknessTextureString = r.hash; else { const e = 1024, r = 1, a = new Uint8Array(e * r); for (let t = 0; t < e; ++t) { const e = n[t] || n[0]; a[t] = e } t.labelOutlineThicknessTexture.releaseGraphicsResources(t._openGLRenderWindow), t.labelOutlineThicknessTexture.resetFormatAndType(), t.labelOutlineThicknessTexture.setMinificationFilter(bd.NEAREST), t.labelOutlineThicknessTexture.setMagnificationFilter(bd.NEAREST), t.labelOutlineThicknessTexture.create2DFromRaw(e, r, 1, ys.UNSIGNED_CHAR, a), t.labelOutlineThicknessTextureString = o, n && t._openGLRenderWindow.setGraphicsResourceForObject(n, t.labelOutlineThicknessTexture, t.labelOutlineThicknessTextureString) } } } const Bg = { context: null, VBOBuildTime: null, scalarTexture: null, scalarTextureString: null, opacityTexture: null, opacityTextureString: null, colorTexture: null, colorTextureString: null, jitterTexture: null, labelOutlineThicknessTexture: null, labelOutlineThicknessTextureString: null, tris: null, framebuffer: null, copyShader: null, copyVAO: null, lastXYF: 1, targetXYF: 1, zBufferTexture: null, lastZBufferTexture: null, lastLightComplexity: 0, fullViewportTime: 1, idxToView: null, idxNormalMatrix: null, modelToView: null, projectionToView: null, avgWindowArea: 0, avgFrameTime: 0, _scalars: null }; const Ng = Et((function (e, t) { let n = arguments.length > 2 && void 0 !== arguments[2] ? arguments[2] : {}; Object.assign(t, Bg, n), Zt.extend(e, t, n), t.VBOBuildTime = {}, yt(t.VBOBuildTime, { mtime: 0 }), t.tris = yd.newInstance(), t.scalarTexture = Nd.newInstance(), t.opacityTexture = Nd.newInstance(), t.colorTexture = Nd.newInstance(), t.jitterTexture = Nd.newInstance(), t.jitterTexture.setWrapS(Td.REPEAT), t.jitterTexture.setWrapT(Td.REPEAT), t.labelOutlineThicknessTexture = Nd.newInstance(), t.framebuffer = Hp.newInstance(), t.idxToView = g(new Float64Array(16)), t.idxNormalMatrix = pe(new Float64Array(9)), t.modelToView = g(new Float64Array(16)), t.projectionToView = g(new Float64Array(16)), t.projectionToWorld = g(new Float64Array(16)), At(e, t, ["context"]), Lg(e, t) }), "vtkOpenGLVolumeMapper"); rn("vtkVolumeMapper", Ng); const { vtkDebugMacro: _g } = Kt; function Fg(e, t) { t.classHierarchy.push("vtkOpenGLPixelSpaceCallbackMapper"), e.opaquePass = (n, r) => { t._openGLRenderer = e.getFirstAncestorOfType("vtkOpenGLRenderer"), t._openGLRenderWindow = t._openGLRenderer.getParent(); const o = t._openGLRenderer.getAspectRatio(), a = t._openGLRenderer ? t._openGLRenderer.getRenderable().getActiveCamera() : null, i = t._openGLRenderer.getTiledSizeAndOrigin(); let s = null; if (t.renderable.getUseZValues()) { const e = r.getZBufferTexture(), n = Math.floor(e.getWidth()), o = Math.floor(e.getHeight()), a = t._openGLRenderWindow.getContext(); e.bind(); const i = r.getFramebuffer(); i ? i.saveCurrentBindingsAndBuffers() : _g("No framebuffer to save/restore"); const l = a.createFramebuffer(); a.bindFramebuffer(a.FRAMEBUFFER, l), a.framebufferTexture2D(a.FRAMEBUFFER, a.COLOR_ATTACHMENT0, a.TEXTURE_2D, e.getHandle(), 0), a.checkFramebufferStatus(a.FRAMEBUFFER) === a.FRAMEBUFFER_COMPLETE && (s = new Uint8Array(n * o * 4), a.viewport(0, 0, n, o), a.readPixels(0, 0, n, o, a.RGBA, a.UNSIGNED_BYTE, s)), i && i.restorePreviousBindingsAndBuffers(), a.deleteFramebuffer(l) } t.renderable.invokeCallback(t.renderable.getInputData(), a, o, i, s) }, e.queryPass = (e, n) => { e && t.renderable.getUseZValues() && n.requestDepth() } } const kg = {}; const Gg = Et((function (e, t) { let n = arguments.length > 2 && void 0 !== arguments[2] ? arguments[2] : {}; Object.assign(t, kg, n), Zt.extend(e, t, n), Fg(e, t) }), "vtkOpenGLPixelSpaceCallbackMapper"); rn("vtkPixelSpaceCallbackMapper", Gg); var Ug = "//VTK::System::Dec\n\n/*=========================================================================\n\n  Program:   Visualization Toolkit\n  Module:    vtktextureObjectVS.glsl\n\n  Copyright (c) Ken Martin, Will Schroeder, Bill Lorensen\n  All rights reserved.\n  See Copyright.txt or http://www.kitware.com/Copyright.htm for details.\n\n     This software is distributed WITHOUT ANY WARRANTY; without even\n     the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR\n     PURPOSE.  See the above copyright notice for more information.\n\n=========================================================================*/\n\nattribute vec4 vertexDC;\nattribute vec2 tcoordDC;\nvarying vec2 tcoordVC;\n\nvoid main()\n{\n  tcoordVC = tcoordDC;\n  gl_Position = vertexDC;\n}\n"; const { Representation: zg } = ds; function Wg(e, t, n, r) { let [o, a] = t; const i = e.getContext(), s = Nd.newInstance({ autoParameters: !1, wrapS: r, wrapT: r, minificationFilter: n, magnificationFilter: n, generateMipmap: !1, openGLDataType: i.FLOAT, baseLevel: 0, maxLevel: 0 }); return s.setOpenGLRenderWindow(e), s.setInternalFormat(i.RGBA32F), s.create2DFromRaw(o, a, 4, "Float32Array", null), s.activate(), s.sendParameters(), s.deactivate(), s } function Hg(e, t) { return Wg(e, t, Nd.Filter.NEAREST, Nd.Wrap.CLAMP_TO_EDGE) } function jg(e, t) { t.classHierarchy.push("vtkLICPingPongBufferManager"), t._openGLRenderWindow ? (t.quad = function (e) { const t = yd.newInstance(); t.setOpenGLRenderWindow(e); const n = new Float32Array(12); for (let e = 0; e < 4; e++)n[3 * e] = e % 2 * 2 - 1, n[3 * e + 1] = e > 1 ? 1 : -1, n[3 * e + 2] = 0; const r = new Float32Array([0, 0, 1, 0, 0, 1, 1, 1]), o = new Uint16Array(8); o[0] = 3, o[1] = 0, o[2] = 1, o[3] = 3, o[4] = 3, o[5] = 0, o[6] = 3, o[7] = 2; const a = Es.newInstance({ numberOfComponents: 3, values: n }); a.setName("points"); const i = Es.newInstance({ numberOfComponents: 1, values: o }), s = Es.newInstance({ numberOfComponents: 2, values: r }); return t.getCABO().createVBO(i, "polys", zg.SURFACE, { points: a, cellOffset: 0, tcoords: s }), t }(t._openGLRenderWindow), t.context = t._openGLRenderWindow.getContext(), t.licTexture0 = Hg(t._openGLRenderWindow, t.size), t.seedTexture0 = Hg(t._openGLRenderWindow, t.size), t.licTexture1 = Hg(t._openGLRenderWindow, t.size), t.seedTexture1 = Hg(t._openGLRenderWindow, t.size), t.eeTexture = t.doEEPass ? Wg(t._openGLRenderWindow, t.size, Nd.Filter.NEAREST, Nd.Wrap.CLAMP_TO_EDGE) : null, t.imageVectorTexture = t.doVTPass ? function (e, t) { return Wg(e, t, Nd.Filter.LINEAR, Nd.Wrap.CLAMP_TO_EDGE) }(t._openGLRenderWindow, t.size) : null, t.pingTextures[0] = t.licTexture0, t.pingTextures[1] = t.seedTexture0, t.pongTextures[0] = t.licTexture1, t.pongTextures[1] = t.seedTexture1, t.textures[0] = t.pingTextures, t.textures[1] = t.pongTextures, e.swap = () => { t.readIndex = 1 - t.readIndex }, e.renderQuad = (e, n) => { const r = t.quad, o = t.context; let a = t.quadVAO; a || (a = fd.newInstance(), a.setOpenGLRenderWindow(t._openGLRenderWindow), t.quadVAO = a), t.previousProgramHash !== n.getMd5Hash() && (a.shaderProgramChanged(), r.getCABO().bind(), a.addAttributeArray(n, r.getCABO(), "vertexDC", r.getCABO().getVertexOffset(), r.getCABO().getStride(), t.context.FLOAT, 3, t.context.FALSE), a.addAttributeArray(n, r.getCABO(), "tcoordDC", r.getCABO().getTCoordOffset(), r.getCABO().getStride(), t.context.FLOAT, 2, t.context.FALSE), t.previousProgramHash = n.getMd5Hash()), o.drawArrays(o.TRIANGLES, 0, r.getCABO().getElementCount()), a.release() }, e.getLastLICBuffer = () => 0 === t.readIndex ? t.licTexture0 : t.licTexture1, e.getLastSeedBuffer = () => 0 === t.readIndex ? t.seedTexture0 : t.seedTexture1, e.getLICBuffer = () => 1 - t.readIndex == 0 ? t.licTexture0 : t.licTexture1, e.getSeedBuffer = () => 1 - t.readIndex == 0 ? t.seedTexture0 : t.seedTexture1, e.getLICTextureUnit = () => { const e = t.textures[t.readIndex][0]; return e.activate(), e.getTextureUnit() }, e.getSeedTextureUnit = () => { const e = t.textures[t.readIndex][1]; return e.activate(), e.getTextureUnit() }, e.getNoiseTextureUnit = function () { let e = arguments.length > 0 && void 0 !== arguments[0] ? arguments[0] : 0; return 0 === e ? (t.noiseTexture.activate(), t.noiseTexture.getTextureUnit()) : (t.eeTexture.activate(), t.eeTexture.getTextureUnit()) }, e.getVectorTextureUnit = () => (t.vectorTexture.activate(), t.vectorTexture.getTextureUnit()), e.getImageVectorTextureUnit = () => t.imageVectorTexture ? (t.imageVectorTexture.activate(), t.imageVectorTexture.getTextureUnit()) : e.getVectorTextureUnit(), e.getMaskVectorTextureUnit = () => t.maskVectorTexture ? (t.maskVectorTexture.activate(), t.maskVectorTexture.getTextureUnit()) : e.getImageVectorTextureUnit(), e.clearBuffers = function () { let e = arguments.length > 0 && void 0 !== arguments[0] && arguments[0]; const n = t.framebuffer, r = t.context; n.removeColorBuffer(0), n.removeColorBuffer(1), n.removeColorBuffer(2), n.removeColorBuffer(3), n.setColorBuffer(t.licTexture0, 0), n.setColorBuffer(t.seedTexture0, 1), n.setColorBuffer(t.licTexture1, 2), n.setColorBuffer(t.seedTexture1, 3); const o = [r.COLOR_ATTACHMENT0, r.COLOR_ATTACHMENT1, r.COLOR_ATTACHMENT2, r.COLOR_ATTACHMENT3]; e && (n.removeColorBuffer(4), n.setColorBuffer(t.eeTexture, 4), o.push(r.COLOR_ATTACHMENT4)), r.drawBuffers(o), r.clearColor(0, 1, 0, 0), r.disable(r.SCISSOR_TEST), r.disable(r.BLEND), r.clear(r.COLOR_BUFFER_BIT), n.removeColorBuffer(0), n.removeColorBuffer(1), n.removeColorBuffer(2), n.removeColorBuffer(3), e && n.removeColorBuffer(4), r.drawBuffers([r.NONE]) }, e.clearBuffer = e => { const n = t.framebuffer, r = t.context; n.removeColorBuffer(0), n.setColorBuffer(e, 0), r.drawBuffers([r.COLOR_ATTACHMENT0]), r.clearColor(0, 1, 0, 0), r.disable(r.SCISSOR_TEST), r.disable(r.BLEND), r.clear(r.COLOR_BUFFER_BIT), n.removeColorBuffer(e, 0), r.drawBuffers([r.NONE]) }, e.activateVectorTextures = () => { t.imageVectorTexture ? t.imageVectorTexture.activate() : t.vectorTexture.activate(), t.maskVectorTexture && t.maskVectorTexture.activate() }, e.deactivateVectorTextures = () => { t.imageVectorTexture ? t.imageVectorTexture.deactivate() : t.vectorTexture.deactivate(), t.maskVectorTexture && t.maskVectorTexture.deactivate() }, e.activateNoiseTexture = function () { let e = arguments.length > 0 && void 0 !== arguments[0] ? arguments[0] : 0; switch (e) { case 0: t.noiseTexture.activate(); break; case 1: t.eeTexture.activate(); break; default: console.error("Wrong LIC pass number") } }, e.deactivateNoiseTexture = function () { let e = arguments.length > 0 && void 0 !== arguments[0] ? arguments[0] : 0; switch (e) { case 0: t.noiseTexture.deactivate(); break; case 1: t.eeTexture.deactivate(); break; default: console.error("Wrong LIC pass number") } }, e.attachLICBuffers = () => { const e = t.textures[t.readIndex], n = t.textures[1 - t.readIndex], r = t.framebuffer, o = t.context; e[0].activate(), e[1].activate(), r.removeColorBuffer(0), r.removeColorBuffer(1), r.setColorBuffer(n[0], 0), r.setColorBuffer(n[1], 1), o.drawBuffers([o.COLOR_ATTACHMENT0, o.COLOR_ATTACHMENT1]) }, e.detachLICBuffers = () => { const e = t.textures[t.readIndex], n = t.context, r = t.framebuffer; e[0].deactivate(), e[1].deactivate(), r.removeColorBuffer(0), r.removeColorBuffer(1), n.drawBuffers([n.NONE]) }, e.attachImageVectorBuffer = () => { const e = t.framebuffer, n = t.context; t.vectorTexture.activate(), e.removeColorBuffer(0), e.setColorBuffer(t.imageVectorTexture, 0), n.drawBuffers([n.COLOR_ATTACHMENT0]) }, e.detachImageVectorBuffer = () => { const e = t.context, n = t.framebuffer; t.vectorTexture.deactivate(), n.removeColorBuffer(0), e.drawBuffers([e.NONE]) }, e.attachEEBuffer = () => { t.textures[t.readIndex][0].activate(), t.framebuffer.removeColorBuffer(0), t.framebuffer.setColorBuffer(t.eeTexture, 0); const e = t.context; e.drawBuffers([e.COLOR_ATTACHMENT0]) }, e.detachEEBuffer = () => { const e = t.context; t.framebuffer.removeColorBuffer(0), e.drawBuffers([e.NONE]), t.textures[t.readIndex][0].deactivate() }, e.detachBuffers = () => { const e = t.context, n = t.framebuffer; n.removeColorBuffer(0), n.removeColorBuffer(1), e.drawBuffers([e.NONE]); const r = t.textures[t.readIndex], o = t.textures[1 - t.readIndex]; r[0] && r[0].deactivate(), r[1] && r[1].deactivate(), o[0] && o[0].deactivate(), o[1] && o[1].deactivate(), t.eeTexture && t.eeTexture.deactivate(), t.noiseTexture && t.noiseTexture.deactivate() }, e.getWriteIndex = () => 1 - t.readIndex, e.detachBuffers()) : console.error("Pass renderwindow to ping pong manager") } const Kg = { vectorTexture: null, maskVectorTexture: null, noiseTexture: null, doEEPass: !1, doVTPass: !1, readIndex: 0, quad: null, lastProgramHash: null, framebuffer: null, size: null, pingTextures: [], pongTextures: [], textures: [] }; function $g(e, t) { let n = arguments.length > 2 && void 0 !== arguments[2] ? arguments[2] : {}; Object.assign(t, Kg, n), jt.obj(e, t), jt.get(e, t, ["readIndex"]), jt.setGet(e, t, ["doEEPass", "doVTPass", "_openGLRenderWindow", "vectorTexture", "maskVectorTexture", "noiseTexture", "framebuffer", "size"]), jt.moveToProtected(e, t, ["openGLRenderWindow"]), jg(e, t) } var qg = { newInstance: jt.newInstance($g, "vtkLICPingPongBufferManager"), extend: $g }; const Xg = 0, Yg = 1, Zg = 2, Qg = 3, Jg = 1; function em(e, t) { function n(e, t) { e.setUniformi("texLIC", t.getLICTextureUnit()), e.setUniformi("texSeedPts", t.getSeedTextureUnit()) } function r(e, t, n) { e.attachLICBuffers(), e.renderQuad(t, n), e.detachLICBuffers(), e.swap() } t.classHierarchy.push("vtkLineIntegralConvolution2D"), e.buildAShader = e => t._openGLRenderWindow.getShaderCache().readyShaderProgramArray(Ug, e, ""), e.dumpTextureValues = function (e, n) { let [r, o] = n, a = arguments.length > 2 && void 0 !== arguments[2] ? arguments[2] : t.context, i = arguments.length > 3 && void 0 !== arguments[3] ? arguments[3] : t._openGLRenderWindow, s = arguments.length > 4 && void 0 !== arguments[4] ? arguments[4] : 4; const l = Hp.newInstance(), c = a; let u = null; return l.setOpenGLRenderWindow(i), l.saveCurrentBindingsAndBuffers(), l.create(r, o), l.populateFramebuffer(), l.setColorBuffer(e), u = new Float32Array(r * o * s), c.readPixels(0, 0, r, o, 4 === s ? c.RGBA : c.RGB, c.FLOAT, u), l.restorePreviousBindingsAndBuffers(), u }, e.getTextureMinMax = function (n, r) { let o = arguments.length > 2 && void 0 !== arguments[2] ? arguments[2] : t.context, a = arguments.length > 3 && void 0 !== arguments[3] ? arguments[3] : t._openGLRenderWindow; const i = e.dumpTextureValues(n, r, o, a, 4); let s = Number.MAX_VALUE, l = Number.MIN_VALUE; for (let e = 0; e < i.length; e += 4)if (0 === i[e + 1]) { const t = i[e]; t < s && (s = t), t > l && (l = t) } return { min: s, max: l } }, e.getComponentSelectionProgram = e => { const t = "xyzw"; return `.${t[e[0]]}${t[e[1]]}` }, e.buildShaders = () => { t.LIC0ShaderProgram = e.buildAShader("//VTK::System::Dec\n\n//=========================================================================\n//\n//  Program:   Visualization Toolkit\n//  Module:    vtkLineIntegralConvolution2D_LIC0.glsl\n//\n//  Copyright (c) Ken Martin, Will Schroeder, Bill Lorensen\n//  All rights reserved.\n//  See Copyright.txt or http://www.kitware.com/Copyright.htm for details.\n//\n//     This software is distributed WITHOUT ANY WARRANTY; without even\n//     the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR\n//     PURPOSE.  See the above copyright notice for more information.\n//\n//=========================================================================\n\n/**\nThis shader initializes the convolution for the LIC computation.\n*/\n\n// the output of this shader\nlayout(location = 0) out vec4 LICOutput;\nlayout(location = 1) out vec4 SeedOutput;\n\nuniform sampler2D texMaskVectors;\nuniform sampler2D texNoise;\nuniform sampler2D texLIC;\n\nuniform int   uStepNo;         // in step 0 initialize lic and seeds, else just seeds\nuniform int   uPassNo;         // in pass 1 hpf of pass 0 is convolved.\nuniform float uMaskThreshold;  // if |V| < uMaskThreshold render transparent\nuniform vec2  uNoiseBoundsPt1; // tc of upper right pt of noise texture\n\nin vec2 tcoordVC;\n\n// convert from vector coordinate space to noise coordinate space.\n// the noise texture is tiled across the *whole* domain\nvec2 VectorTCToNoiseTC(vec2 vectc)\n{\n  return vectc/uNoiseBoundsPt1;\n}\n\n// get the texture coordidnate to lookup noise value. this\n// depends on the pass number.\nvec2 getNoiseTC(vec2 vectc)\n{\n  // in pass 1 : convert from vector tc to noise tc\n  // in pass 2 : use vector tc\n  if (uPassNo == 0)\n    {\n    return VectorTCToNoiseTC(vectc);\n    }\n  else\n    {\n    return vectc;\n    }\n}\n\n// look up noise value at the given location. The location\n// is supplied in vector texture coordinates, hence the\n// need to convert to noise texture coordinates.\nfloat getNoise(vec2 vectc)\n{\n  return texture2D(texNoise, getNoiseTC(vectc)).r;\n}\n\nvoid main(void)\n{\n  vec2 vectc = tcoordVC.st;\n\n  // lic => (convolution, mask, 0, step count)\n  if (uStepNo == 0)\n    {\n    float maskCriteria = length(texture2D(texMaskVectors, vectc).xyz);\n    float maskFlag;\n    if (maskCriteria <= uMaskThreshold)\n      {\n      maskFlag = 1.0;\n      }\n    else\n      {\n      maskFlag = 0.0;\n      }\n    float noise = getNoise(vectc);\n    LICOutput = vec4(noise, maskFlag, 0.0, 1.0);\n    }\n  else\n    {\n    LICOutput = texture2D(texLIC, vectc);\n    }\n\n  // initial seed\n  SeedOutput = vec4(vectc, 0.0, 1.0);\n}\n"); const n = cd.substitute("//VTK::System::Dec\n\n//=========================================================================\n//\n//  Program:   Visualization Toolkit\n//  Module:    vtkLineIntegralConvolution2D_VT.glsl\n//\n//  Copyright (c) Ken Martin, Will Schroeder, Bill Lorensen\n//  All rights reserved.\n//  See Copyright.txt or http://www.kitware.com/Copyright.htm for details.\n//\n//     This software is distributed WITHOUT ANY WARRANTY; without even\n//     the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR\n//     PURPOSE.  See the above copyright notice for more information.\n//\n//=========================================================================\n\n// move vector field to normalized image space\n// pre-processing for vtkLineIntegralConvolution2D\n\n// the output of this shader\n//VTK::Output::Dec\n\n// Fragment shader used by the gaussian blur filter render pass.\n\nuniform sampler2D texVectors; // input texture\nuniform vec2      uTexSize;   // size of texture\n\nin vec2 tcoordVC;\n\nvoid main(void)\n{\n  //VTK::LICComponentSelection::Impl\n  V = V/uTexSize;\n  gl_FragData[0] = vec4(V, 0.0, 1.0);\n}\n", "//VTK::LICComponentSelection::Impl", `vec2 V = texture2D(texVectors, tcoordVC.st)${e.getComponentSelectionProgram(t.componentIds)};`).result; t.VTProgram = e.buildAShader(n); const r = cd.substitute("//VTK::System::Dec\n\n//=========================================================================\n//\n//  Program:   Visualization Toolkit\n//  Module:    vtkLineIntegralConvolution2D_fs1.glsl\n//\n//  Copyright (c) Ken Martin, Will Schroeder, Bill Lorensen\n//  All rights reserved.\n//  See Copyright.txt or http://www.kitware.com/Copyright.htm for details.\n//\n//     This software is distributed WITHOUT ANY WARRANTY; without even\n//     the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR\n//     PURPOSE.  See the above copyright notice for more information.\n//\n//=========================================================================\n\n// the output of this shader\nlayout(location = 0) out vec4 LICOutput;\nlayout(location = 1) out vec4 SeedOutput;\n\nuniform sampler2D  texVectors;\nuniform sampler2D  texNoise;\nuniform sampler2D  texLIC;\nuniform sampler2D  texSeedPts;\n\nuniform int   uPassNo;          // in pass 1 hpf of pass 0 is convolved.\nuniform float uStepSize;        // step size in parametric space\n\nuniform vec2  uNoiseBoundsPt1;  // tc of upper right pt of noise texture\n\nin vec2 tcoordVC;\n\n//VTK::LICVectorLookup::Impl\n\n// We need to do this manually since CLAMP_TO_BORDER and and borderColor\n// are very poorly supported in webgl\nvec2 clampToBorder(vec2 uv){\n  if(uv.x < 0.0 || uv.x > 1.0 || uv.y < 0.0 || uv.y > 1.0)\n  {\n    return vec2(0.0, 0.0);\n  }\n  return getVector(uv);\n}\n\n// convert from vector coordinate space to noise coordinate space.\n// the noise texture is tiled across the whole domain\nvec2 VectorTCToNoiseTC(vec2 vectc)\n{\n  return vectc/uNoiseBoundsPt1;\n}\n\n// get the texture coordidnate to lookup noise value.\n// in pass 1 repeatedly tile the noise texture across\n// the computational domain.\nvec2 getNoiseTC(vec2 tc)\n{\n  if (uPassNo == 0)\n    {\n    return VectorTCToNoiseTC(tc);\n    }\n  else\n    {\n    return tc;\n    }\n}\n\n// look up noise value at the given location. The location\n// is supplied in vector texture coordinates, hence the need\n// to convert to either noise or lic texture coordinates in\n// pass 1 and 2 respectively.\nfloat getNoise(vec2 vectc)\n{\n  return texture2D(texNoise, getNoiseTC(vectc)).r;\n}\n\n// fourth-order Runge-Kutta streamline integration\n// no bounds checks are made, therefore it's essential\n// to have the entire texture initialized to 0\n// and set clamp to border and have border color 0\n// an integer is set if the step was taken, keeping\n// an accurate step count is necessary to prevent\n// boundary artifacts. Don't count the step if\n// all vector lookups are identically 0. This is\n// a proxy for \"stepped outside valid domain\"\nvec2 rk4(vec2 pt0, float dt, out bool count)\n{\n  count=true;\n  float dtHalf = dt * 0.5;\n  vec2 pt1;\n\n  vec2 v0 = clampToBorder(pt0);\n  pt1 = pt0 + v0 * dtHalf;\n\n  vec2 v1 = clampToBorder(pt1);\n  pt1 = pt0 + v1 * dtHalf;\n\n  vec2 v2 = clampToBorder(pt1);\n  pt1 = pt0 + v2 * dt;\n\n  vec2 v3 = clampToBorder(pt1);\n  vec2 vSum = v0 + v1 + v1 + v2 + v2 + v3;\n\n  if (vSum == vec2(0.0, 0.0))\n    {\n      count = false;\n    }\n\n  pt1 = pt0 + (vSum) * (dt * (1.0/6.0));\n\n return pt1;\n}\n\nvoid main(void)\n{\n  vec2 lictc = tcoordVC.st;\n  vec4 lic = texture2D(texLIC, lictc);\n  vec2 pt0 = texture2D(texSeedPts, lictc).st;\n\n  bool count;\n  vec2 pt1 = rk4(pt0, uStepSize, count);\n\n  if (count)\n    {\n    // accumulate lic step\n    // (lic, mask, 0, step count)\n    float noise = getNoise(pt1);\n    LICOutput = vec4(lic.r + noise, lic.g, 0.0, lic.a + 1.0);\n    SeedOutput = vec4(pt1, 0.0, 1.0);\n    }\n  else\n    {\n    // keep existing values\n    LICOutput = lic;\n    SeedOutput = vec4(pt0, 0.0, 1.0);\n    }\n}\n", "//VTK::LICVectorLookup::Impl", function () { const e = "\n    vec2 getVector( vec2 vectc )\n\n      {\n\n      vec2 V = texture2D( texVectors, vectc ).xy;\n\n      // normalize if |V| not 0\n\n      float lenV = length( V );\n\n      if ( lenV > 1.0e-8 )\n\n        {\n\n        return V/lenV;\n\n        }\n\n      else\n\n        {\n\n        return vec2( 0.0, 0.0 );\n\n        }\n\n      }\n\n    ", t = "\n    vec2 getVector( vec2 vectc )\n\n      {\n\n      return texture2D( texVectors, vectc ).xy;\n\n      }\n\n    "; return arguments.length > 0 && void 0 !== arguments[0] && !arguments[0] ? t : e }(t.normalizeVectors), !0).result; t.LICIShaderProgram = e.buildAShader(r), t.LICNShaderProgram = e.buildAShader(" //VTK::System::Dec\n\n//=========================================================================\n//\n//  Program:   Visualization Toolkit\n//  Module:    vtkLineIntegralConvolution2D_LICN.glsl\n//\n//  Copyright (c) Ken Martin, Will Schroeder, Bill Lorensen\n//  All rights reserved.\n//  See Copyright.txt or http://www.kitware.com/Copyright.htm for details.\n//\n//     This software is distributed WITHOUT ANY WARRANTY; without even\n//     the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR\n//     PURPOSE.  See the above copyright notice for more information.\n//\n//=========================================================================\n\n// the output of this shader\nlayout(location = 0) out vec4 LICOutput;\nlayout(location = 1) out vec4 SeedOutput;\n\n/**\nThis shader finalizes the convolution for the LIC computation\napplying the normalization. eg. if box kernel is used the this\nis the number of steps taken.\n*/\n\nuniform sampler2D texLIC;\n\nin vec2 tcoordVC;\n\nvoid main(void)\n{\n  vec4 conv = texture2D(texLIC, tcoordVC.st);\n  conv.r = conv.r/conv.a;\n  // lic => (convolution, mask, 0, 1)\n  LICOutput = vec4(conv.rg , 0.0, 1.0);\n  SeedOutput = vec4(0.0, 0.0, 0.0, 0.0);\n}\n"), t.CEProgram = e.buildAShader("//VTK::System::Dec\n\n//=========================================================================\n//\n//  Program:   Visualization Toolkit\n//  Module:    vtkLineIntegralConvolution2D_CE.glsl\n//\n//  Copyright (c) Ken Martin, Will Schroeder, Bill Lorensen\n//  All rights reserved.\n//  See Copyright.txt or http://www.kitware.com/Copyright.htm for details.\n//\n//     This software is distributed WITHOUT ANY WARRANTY; without even\n//     the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR\n//     PURPOSE.  See the above copyright notice for more information.\n//\n//=========================================================================\n\n// gray scale contrast enhance stage implemented via histogram stretching\n// if the min and max are tweaked it can generate out-of-range values\n// these will be clamped in 0 to 1\n\n// the output of this shader\nlayout(location = 0) out vec4 LICOutput;\nlayout(location = 1) out vec4 SeedOutput;\n\n\nuniform sampler2D texLIC;  // most recent lic pass\nuniform float uMin;        // min gray scale color value\nuniform float uMaxMinDiff; // max-min\n\nin vec2 tcoordVC;\n\nvoid main( void )\n{\n  vec4 lic = texture2D(texLIC, tcoordVC.st);\n  if (lic.g!=0.0)\n    {\n    LICOutput = lic;\n    }\n  else\n    {\n    float CElic = clamp((lic.r - uMin)/uMaxMinDiff, 0.0, 1.0);\n    LICOutput = vec4(CElic, lic.gb, 1.0);\n    }\n    SeedOutput = vec4(0.0, 0.0, 0.0, 0.0);\n}\n"), t.EEProgram = e.buildAShader("//VTK::System::Dec\n\n//=========================================================================\n//\n//  Program:   Visualization Toolkit\n//  Module:    vtkLineIntegralConvolution2D_fs2.glsl\n//\n//  Copyright (c) Ken Martin, Will Schroeder, Bill Lorensen\n//  All rights reserved.\n//  See Copyright.txt or http://www.kitware.com/Copyright.htm for details.\n//\n//     This software is distributed WITHOUT ANY WARRANTY; without even\n//     the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR\n//     PURPOSE.  See the above copyright notice for more information.\n//\n//=========================================================================\n\n// high-pass filter stage employed by vtkLineIntegralConvolution2D\n// between LIC pass 1 and LIC pass 2. filtered LIC pass 1, becomes\n// noise for pass2.\n\n// the output of this shader\nlayout(location = 0) out vec4 EEOutput;\n\nuniform sampler2D texLIC; // most recent lic pass\nuniform float     uDx;    // fragment size\nuniform float     uDy;    // fragment size\n\nin vec2 tcoordVC;\n\n// kernel for simple laplace edge enhancement.\n// p=Laplace(p)+p\nfloat K[9] = float[9](\n  -1.0, -1.0, -1.0,\n  -1.0,  9.0, -1.0,\n  -1.0, -1.0, -1.0\n  );\n\n// determine if the fragment was masked\nbool Masked(float val) { return val != 0.0; }\n\nvoid main(void)\n{\n  // tex coord neighbor offsets\n  vec2 fragDx[9] = vec2[9](\n    vec2(-uDx, uDy), vec2(0.0, uDy), vec2(uDx, uDy),\n    vec2(-uDx, 0.0), vec2(0.0, 0.0), vec2(uDx, 0.0),\n    vec2(-uDx,-uDy), vec2(0.0,-uDy), vec2(uDx,-uDy)\n    );\n\n  vec2 lictc = tcoordVC.st;\n\n  // compute the convolution but don't use convovled values if\n  // any masked fragments on the stencil. Fragments outside\n  // the valid domain are masked during initialization, and\n  // texture wrap parameters are clamp to border with border\n  // color that contains masked flag\n  float conv = 0.0;\n  bool dontUse = false;\n  for (int i=0; i<9; ++i)\n    {\n    vec2 tc = lictc + fragDx[i];\n    vec4 lic = texture2D(texLIC, tc);\n    dontUse = dontUse || Masked(lic.g);\n    conv = conv + K[i] * lic.r;\n    }\n\n  if (dontUse)\n    {\n    EEOutput = vec4(texture2D(texLIC, lictc).rg, 0.0, 1.0);\n    }\n  else\n    {\n    conv = clamp(conv, 0.0, 1.0);\n    EEOutput = vec4(conv,texture2D(texLIC, lictc).g, 0.0, 1.0);\n    }\n\n}\n"), t.AAHProgram = e.buildAShader("//VTK::System::Dec\n\n//=========================================================================\n//\n//  Program:   Visualization Toolkit\n//  Module:    vtkLineIntegralConvolution2D_AAH.glsl\n//\n//  Copyright (c) Ken Martin, Will Schroeder, Bill Lorensen\n//  All rights reserved.\n//  See Copyright.txt or http://www.kitware.com/Copyright.htm for details.\n//\n//     This software is distributed WITHOUT ANY WARRANTY; without even\n//     the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR\n//     PURPOSE.  See the above copyright notice for more information.\n//\n//=========================================================================\n\n// Anti-alias stage in vtkLineIntegralConvolution2D\n// horizontal pass of a Gaussian convolution\n\n// the output of this shader\nlayout(location = 0) out vec4 LICOutput;\nlayout(location = 1) out vec4 SeedOutput;\n\nuniform sampler2D texLIC; // input texture\nuniform float     uDx;    // fragment size\n\nin vec2 tcoordVC;\n\n// factored 3x3 Gaussian kernel\n// K^T*K = G\nfloat K[3] = float[3](0.141421356, 0.707106781, 0.141421356);\n\n// determine if the fragment was masked\nbool Masked(float val){ return val != 0.0; }\n\nvoid main(void)\n{\n// neighbor offsets\nvec2 fragDx[3] = vec2[3](vec2(-uDx,0.0), vec2(0.0,0.0), vec2(uDx,0.0));\n\n  vec2 lictc = tcoordVC.st;\n  vec4 lic[3];\n  bool dontUse = false;\n  float conv = 0.0;\n  for (int i=0; i<3; ++i)\n    {\n    vec2 tc = lictc + fragDx[i];\n    lic[i] = texture2D(texLIC, tc);\n    dontUse = dontUse || Masked(lic[i].g);\n    conv = conv + K[i] * lic[i].r;\n    }\n  // output is (conv, mask, skip, 1)\n  if (dontUse)\n    {\n    LICOutput = vec4(lic[1].rg, 1.0, 1.0);\n    }\n  else\n    {\n    LICOutput = vec4(conv, lic[1].gb, 1.0);\n    }\n  SeedOutput = vec4(0.0, 0.0, 0.0, 0.0);\n}\n"), t.AAVProgram = e.buildAShader("//VTK::System::Dec\n\n//=========================================================================\n//\n//  Program:   Visualization Toolkit\n//  Module:    vtkLineIntegralConvolution2D_AAV.glsl\n//\n//  Copyright (c) Ken Martin, Will Schroeder, Bill Lorensen\n//  All rights reserved.\n//  See Copyright.txt or http://www.kitware.com/Copyright.htm for details.\n//\n//     This software is distributed WITHOUT ANY WARRANTY; without even\n//     the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR\n//     PURPOSE.  See the above copyright notice for more information.\n//\n//=========================================================================\n\n// Anti-alias stage in vtkLineIntegralConvolution2D\n// vertical pass of a Gaussian convolution\n\n// the output of this shader\nlayout(location = 0) out vec4 LICOutput;\nlayout(location = 1) out vec4 SeedOutput;\n\nuniform sampler2D texLIC; // input texture\nuniform float     uDy;    // fragment size\n\nin vec2 tcoordVC;\n\n\n// factored 3x3 Gaussian kernel\n// K^T*K = G\nfloat K[3] = float[3](0.141421356, 0.707106781, 0.141421356);\n\n// determine if the fragment was masked\nbool Masked(float val){ return val != 0.0; }\n\nvoid main(void)\n{\n// neighbor offsets\nvec2 fragDy[3] = vec2[3](vec2(0.0,-uDy), vec2(0.0,0.0), vec2(0.0,uDy));\n\n\n  vec2 lictc = tcoordVC.st;\n  vec4 lic[3];\n  bool dontUse = false;\n  float conv = 0.0;\n  for (int i=0; i<3; ++i)\n    {\n    vec2 tc = lictc + fragDy[i];\n    lic[i] = texture2D(texLIC, tc);\n    dontUse = dontUse || Masked(lic[i].g);\n    conv = conv + K[i] * lic[i].r;\n    }\n  // output is (conv, mask, skip, 1)\n  if (dontUse)\n    {\n    LICOutput = vec4(lic[1].rg, 1.0, 1.0);\n    }\n  else\n    {\n    LICOutput = vec4(conv, lic[1].gb, 1.0);\n    }\n  SeedOutput = vec4(0.0, 0.0, 0.0, 0.0);\n}\n") }, e.executeLIC = (o, a, i, s, l, c) => { if (t._openGLRenderWindow = l, t.context = l.getContext(), Object.assign(t, c), o[0] <= 0 || o[1] <= 0) return null; const u = [1 / o[0], 1 / o[1]]; let d = t.stepSize * Math.sqrt(u[0] * u[0] + u[1] * u[1]); d <= 0 && (d = 1e-10); const p = t.context; let f = t.framebuffer; f && o[0] === f.getSize()[0] && o[1] === f.getSize()[1] || (f = Hp.newInstance(), f.setOpenGLRenderWindow(t._openGLRenderWindow), f.saveCurrentBindingsAndBuffers(), f.create(...o), f.populateFramebuffer(), f.restorePreviousBindingsAndBuffers(), t.framebuffer = f), f.saveCurrentBindingsAndBuffers(), f.bind(), p.viewport(0, 0, ...o), p.scissor(0, 0, ...o), t.shadersNeedBuild && (e.buildShaders(), t.shadersNeedBuild = !1), t.bufs ? (t.bufs.setVectorTexture(a), t.bufs.setMaskVectorTexture(i), t.bufs.setNoiseTexture(s)) : t.bufs = qg.newInstance({ openGLRenderWindow: l, doEEPass: t.enhancedLIC, doVTPass: t.transformVectors, vectorTexture: a, maskVectorTexture: i, noiseTexture: s, framebuffer: f, size: o }); const g = [(s.getWidth() + 1) / o[0], (s.getHeight() + 1) / o[1]], m = 1 / o[0], h = 1 / o[1], v = t._openGLRenderWindow.getShaderCache(); if (t.transformVectors) { const e = t.VTProgram; v.readyShaderProgram(e), t.bufs.attachImageVectorBuffer(), e.setUniform2f("uTexSize", ...o), e.setUniformi("texVectors", t.bufs.getVectorTextureUnit()), p.clearColor(0, 0, 0, 0), p.clear(p.COLOR_BUFFER_BIT), t.bufs.renderQuad(o, e), t.bufs.detachImageVectorBuffer() } t.bufs.clearBuffers(t.enhancedLIC), t.bufs.activateVectorTextures(), t.bufs.activateNoiseTexture(0); const { LIC0ShaderProgram: y } = t; v.readyShaderProgram(y), y.setUniformi("uStepNo", 0), y.setUniformi("uPassNo", 0), y.setUniformf("uMaskThreshold", t.maskThreshold), y.setUniform2f("uNoiseBoundsPt1", ...g), y.setUniformi("texMaskVectors", t.bufs.getMaskVectorTextureUnit()), y.setUniformi("texLIC", t.bufs.getLICTextureUnit()), y.setUniformi("texNoise", t.bufs.getNoiseTextureUnit(0)), r(t.bufs, o, y); const { LICIShaderProgram: T } = t; v.readyShaderProgram(T), T.setUniformi("uPassNo", 0), T.setUniformf("uStepSize", -d), T.setUniform2f("uNoiseBoundsPt1", ...g), T.setUniformi("texVectors", t.bufs.getImageVectorTextureUnit()), T.setUniformi("texNoise", t.bufs.getNoiseTextureUnit(0)); for (let e = 0; e < t.numberOfSteps; ++e)n(T, t.bufs), r(t.bufs, o, T); v.readyShaderProgram(y), y.setUniformi("uStepNo", 1), n(y, t.bufs), r(t.bufs, o, y), v.readyShaderProgram(T), T.setUniformf("uStepSize", d); for (let e = 0; e < t.numberOfSteps; ++e)n(T, t.bufs), r(t.bufs, o, T); t.bufs.deactivateNoiseTexture(0), t.bufs.deactivateVectorTextures(); const { LICNShaderProgram: b } = t; if (v.readyShaderProgram(b), b.setUniformi("texLIC", t.bufs.getLICTextureUnit()), r(t.bufs, o, b), t.enhancedLIC) { t.enhanceContrast !== Yg && t.enhanceContrast !== Qg || e.contrastEnhance(!1, o), t.bufs.attachEEBuffer(); const { EEProgram: a } = t; v.readyShaderProgram(a), a.setUniformi("texLIC", t.bufs.getLICTextureUnit()), a.setUniformf("uDx", m), a.setUniformf("uDy", h), t.bufs.renderQuad(o, a), t.bufs.detachEEBuffer(), t.bufs.detachBuffers(), t.bufs.clearBuffers(!1), t.bufs.activateVectorTextures(), t.bufs.activateNoiseTexture(1), v.readyShaderProgram(y), y.setUniformi("uStepNo", 0), y.setUniformi("uPassNo", 1), n(y, t.bufs), y.setUniformi("texNoise", t.bufs.getNoiseTextureUnit(1)), r(t.bufs, o, y), v.readyShaderProgram(T), T.setUniformi("uPassNo", 1), T.setUniformf("uStepSize", -d), T.setUniformi("texNoise", t.bufs.getNoiseTextureUnit(1)); const i = t.numberOfSteps / 2; for (let e = 0; e < i; ++e)n(T, t.bufs), r(t.bufs, o, T); v.readyShaderProgram(y), y.setUniformi("uStepNo", 1), n(y, t.bufs), r(t.bufs, o, y), v.readyShaderProgram(T), T.setUniformf("uStepSize", d); for (let e = 0; e < i; ++e)n(T, t.bufs), r(t.bufs, o, T); t.bufs.deactivateNoiseTexture(1), t.bufs.deactivateVectorTextures(), v.readyShaderProgram(b), b.setUniformi("texLIC", t.bufs.getLICTextureUnit()), b.setUniformi("texSeedPts", t.bufs.getSeedTextureUnit()), r(t.bufs, o, b) } if (t.antiAlias) { const e = t.AAHProgram; v.readyShaderProgram(e), e.setUniformi("texLIC", t.bufs.getLICTextureUnit()), e.setUniformf("uDx", m); const a = t.AAVProgram; v.readyShaderProgram(a), a.setUniformi("texLIC", t.bufs.getLICTextureUnit()), a.setUniformf("uDy", h); for (let i = 0; i < t.antiAlias; ++i)v.readyShaderProgram(e), n(e, t.bufs), r(t.bufs, o, e), v.readyShaderProgram(a), n(a, t.bufs), r(t.bufs, o, a) } return t.enhanceContrast !== Yg && t.enhanceContrast !== Qg || e.contrastEnhance(!0, o), t.bufs.detachBuffers(), f.restorePreviousBindingsAndBuffers(), t.bufs.getLastLICBuffer() }, e.contrastEnhance = (n, o) => { const a = t._openGLRenderWindow.getShaderCache(); let { min: i, max: s } = e.getTextureMinMax(t.bufs.getLastLICBuffer(), o, t.context, t._openGLRenderWindow); (s <= i || s > 1 || i < 0) && (console.error("Invalid color range: ", i, s), i = 0, s = 1); let l = s - i; n && (i += l * t.lowLICContrastEnhancementFactor, s -= l * t.highLICContrastEnhancementFactor, l = s - i); const { CEProgram: c } = t; a.readyShaderProgram(c), c.setUniformi("texLIC", t.bufs.getLICTextureUnit()), c.setUniformf("uMin", i), c.setUniformf("uMaxMinDiff", l), r(t.bufs, o, c) } } const tm = { shadersNeedBuild: !0, stepSize: 1, numberOfSteps: 10, enhancedLIC: !0, enhanceContrast: !1, lowContrastEnhancementFactor: 0, highContrastEnhancementFactor: 0, antiAlias: 0, componentIds: [0, 1], normalizeVectors: !0, maskThreshold: 0, transformVectors: !0, bufs: null, isComposite: !0 }; function nm(e, t) { let n = arguments.length > 2 && void 0 !== arguments[2] ? arguments[2] : {}; Object.assign(t, tm, n), jt.obj(e, t), jt.setGet(e, t, ["context", "_openGLRenderWindow", "nuberOfSteps", "stepSize", "normalizeVectors", "maskThreshold", "enhancedLIC", "enhanceContrast", "lowLICContrastEnhancementFactor", "highLICContrastEnhancementFactor", "antiAlias", "componentIds", "isComposite"]), jt.moveToProtected(e, t, ["openGLRenderWindow"]), em(e, t) } var rm = { newInstance: jt.newInstance(nm, "vtkLineIntegralConvolution2D"), extend: nm }; function om(e, t) { t.classHierarchy.push("vtkSurfaceLICInterface") } const am = { enableLIC: !1, nuberOfSteps: 40, stepSize: .25, transformVectors: !0, normalizeVectors: !0, maskOnSurface: !1, maskThreshold: 0, maskColor: [0, 0, 0], maskIntensity: 0, enhancedLIC: !0, enhanceContrast: Xg, lowLICContrastEnhancementFactor: 0, highLICContrastEnhancementFactor: 0, lowColorContrastEnhancementFactor: 0, highColorContrastEnhancementFactor: 0, antiAlias: 0, colorMode: 0, LICIntensity: 1, mapModeBias: 0, noiseTextureSize: 200, noiseTextureType: Jg, noiseGrainSize: 8, noiseImpulseProbability: .1, noiseImpulseBackgroundValue: 0, noiseGeneratorSeed: 0, minNoiseValue: 0, maxNoiseValue: 1, numberOfNoiseLevels: 2, shadersNeedBuilding: !0, reallocateTextures: !0, rebuildNoiseTexture: !1, viewPortScale: 1 }; function im(e, t) { let n = arguments.length > 2 && void 0 !== arguments[2] ? arguments[2] : {}; Object.assign(t, am, n), jt.obj(e, t), jt.setGet(e, t, ["enableLIC", "numberOfSteps", "stepSize", "normalizeVectors", "transformVectors", "maskOnSurface", "maskThreshold", "maskColor", "maskIntensity", "enhancedLIC", "enhanceContrast", "lowLICContrastEnhancementFactor", "highLICContrastEnhancementFactor", "lowColorContrastEnhancementFactor", "highColorContrastEnhancementFactor", "antiAlias", "colorMode", "LICIntensity", "mapModeBias", "noiseTextureSize", "noiseTextureType", "noiseGrainSize", "minNoiseValue", "maxNoiseValue", "numberOfNoiseLevels", "noiseImpulseProbability", "noiseImpulseBackgroundValue", "noiseGeneratorSeed", "viewPortScale", "rebuildNoiseTexture"]), om(0, t) } var sm = { newInstance: jt.newInstance(im, "vtkSurfaceLICInterface"), extend: im }; const { Representation: lm } = ds; function cm(e, t) { t.classHierarchy.push("vtkOpenGLSurfaceLICInterface"), e.renderQuad = (e, n) => { const r = t.licQuad, o = t.context; let a = t.licQuadVAO; a || (a = fd.newInstance(), a.setOpenGLRenderWindow(t._openGLRenderWindow), t.licQuadVAO = a), t.previousProgramHash !== n.getMd5Hash() && (a.shaderProgramChanged(), r.getCABO().bind(), a.addAttributeArray(n, r.getCABO(), "vertexDC", r.getCABO().getVertexOffset(), r.getCABO().getStride(), t.context.FLOAT, 3, t.context.FALSE), a.addAttributeArray(n, r.getCABO(), "tcoordDC", r.getCABO().getTCoordOffset(), r.getCABO().getStride(), t.context.FLOAT, 2, t.context.FALSE), t.previousProgramHash = n.getMd5Hash()), o.drawArrays(o.TRIANGLES, 0, r.getCABO().getElementCount()), a.release() }, e.generateNoiseTexture = e => { if (!t.noiseTexture || t.licInterface.getRebuildNoiseTexture()) { t.licInterface.setRebuildNoiseTexture(!1), t.noiseTexture && t.noiseTexture.releaseGraphicsResources(), ho()(t.noiseGeneratorSeed, { global: !0 }); let n = []; const { noiseTextureType: r, noiseGrainSize: o, numberOfNoiseLevels: a, noiseImpulseProbability: i, noiseImpulseBackgroundValue: s, minNoiseValue: l, maxNoiseValue: c } = t.licInterface.get("noiseTextureType", "noiseGrainSize", "numberOfNoiseLevels", "noiseImpulseProbability", "noiseImpulseBackgroundValue", "minNoiseValue", "maxNoiseValue"); n = r === Jg ? function (e, t, n, r, o, a) { const i = Math.max(0, Math.min(1, n)), s = Float32Array.from({ length: e * e }, (() => { let e = 0; if (1 === i || Math.random() > 1 - i) for (let t = 0; t < 2048; ++t)e += Math.random(); return e })); let l = 0, c = 2049; s.forEach((e => { c = 1 === i ? e < c ? e : c : e < c && e > 0 ? e : c, l = e > l ? e : l })); let u = l - c; 0 === u && (c = 0, u = 0 === l ? 1 : l); const d = t - 1, p = 0 !== d ? 1 / d : 0, f = a - o; return s.map((e => { const n = e < c ? e : (e - c) / u, i = Math.floor(n * t); return e >= c ? 1 === t ? a : o + (i > d ? d : i) * p * f : r })) }(Math.floor(e / o), a, i, s, l, c) : function (e, t, n, r) { let [o, a] = e; const i = r - n; return Float32Array.from({ length: o * a }, (() => { let e = Math.random(); return e = Math.floor(e * t) / t, e = e * i + n, e > 1 ? 1 : e < 0 ? 0 : e })) }([Math.ceil(e / o), Math.ceil(e / o)], a, l, c); const u = 1 / o, d = Float32Array.from({ length: e * e * 4 }, ((t, r) => { const a = r / 4; if (r % 4 == 0) { const t = Math.floor(a % e * u), r = Math.floor(a / e * u); return n[r * (e / o) + t] } return r % 4 == 1 || r % 4 == 3 ? 1 : 0 })), p = Nd.newInstance({ wrapS: Nd.Wrap.REPEAT, wrapT: Nd.Wrap.REPEAT, minificationFilter: Nd.Filter.NEAREST, magnificationFilter: Nd.Filter.NEAREST, generateMipMap: !1, openGLDataType: t.context.FLOAT, baseLevel: 0, maxLevel: 0, autoParameters: !1 }); p.setOpenGLRenderWindow(t._openGLRenderWindow), p.create2DFromRaw(e, e, 4, "Float32Array", d), p.activate(), p.sendParameters(), p.deactivate(), t.noiseTexture = p } }, e.buildAShader = e => t._openGLRenderWindow.getShaderCache().readyShaderProgramArray(Ug, e, ""), e.allocateTextures = () => { const n = Nd.Filter.NEAREST, r = Nd.Filter.LINEAR, o = t._openGLRenderWindow; t.geometryImage || (t.geometryImage = e.allocateTexture(o, n)), t.vectorImage || (t.vectorImage = e.allocateTexture(o, r)), t.maskVectorImage || (t.maskVectorImage = e.allocateTexture(o, r)), t.LICImage || (t.LICImage = e.allocateTexture(o, n)), t.RGBColorImage || (t.RGBColorImage = e.allocateTexture(o, n)), t.HSLColorImage || (t.HSLColorImage = e.allocateTexture(o, n)), t.depthTexture || (t.depthTexture = e.allocateDepthTexture(o)) }, e.allocateTexture = (e, n) => { const r = t.context, o = Nd.newInstance({ wrapS: Nd.Wrap.CLAMP_TO_EDGE, wrapT: Nd.Wrap.CLAMP_TO_EDGE, minificationFilter: n, magnificationFilter: n, generateMipmap: !1, openGLDataType: r.FLOAT, baseLevel: 0, maxLevel: 0, autoParameters: !1 }); return o.setOpenGLRenderWindow(e), o.setInternalFormat(r.RGBA32F), o.create2DFromRaw(...t.size, 4, "Float32Array", null), o.activate(), o.sendParameters(), o.deactivate(), o }, e.allocateDepthTexture = e => { const n = t.context, r = Nd.newInstance({ generateMipmap: !1, openGLDataType: n.FLOAT, autoParameters: !1 }); return r.setOpenGLRenderWindow(e), r.createDepthFromRaw(...t.size, "Float32Array", null), r.activate(), r.sendParameters(), r.deactivate(), r }, e.createFBO = () => { if (!t.framebuffer) { t.licHelper = null; const e = Hp.newInstance(); e.setOpenGLRenderWindow(t._openGLRenderWindow), e.saveCurrentBindingsAndBuffers(), e.create(...t.size), e.populateFramebuffer(), t.framebuffer = e, e.restorePreviousBindingsAndBuffers() } }, e.completedGeometry = () => { const e = t.context, n = t.framebuffer; n.removeColorBuffer(0), n.removeColorBuffer(1), n.removeColorBuffer(2), n.removeDepthBuffer(), e.drawBuffers([e.NONE]), n.restorePreviousBindingsAndBuffers() }, e.buildAllShaders = () => { t.shadersNeedBuilding && (t.licColorPass = e.buildAShader("//VTK::System::Dec\n\n//=========================================================================\n//\n//  Program:   Visualization Toolkit\n//  Module:    vtkSurfaceLICMapper_fs2.glsl\n//\n//  Copyright (c) Ken Martin, Will Schroeder, Bill Lorensen\n//  All rights reserved.\n//  See Copyright.txt or http://www.kitware.com/Copyright.htm for details.\n//\n//     This software is distributed WITHOUT ANY WARRANTY; without even\n//     the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR\n//     PURPOSE.  See the above copyright notice for more information.\n//\n//=========================================================================\n\n// This shader combines surface geometry, LIC, and  scalar colors.\n\n// the output of this shader\nlayout(location = 0) out vec4 RGBOutput;\nlayout(location = 1) out vec4 HSLOutput;\n\nuniform sampler2D texVectors;       // vectors, depth\nuniform sampler2D texGeomColors;    // scalar colors + lighting\nuniform sampler2D texLIC;           // image lic\nuniform int       uScalarColorMode; // select between blend, and map shader\nuniform float     uLICIntensity;    // blend shader: blending factor for lic'd colors\nuniform float     uMapBias;         // map shader: adjust the brightness of the result\nuniform float     uMaskIntensity;   // blending factor for mask color\nuniform vec3      uMaskColor;       // color for the masked out fragments\n\nin vec2 tcoordVC;\n\n/**\nConvert from RGB color space into HSL colorspace.\n*/\nvec3 RGBToHSL(vec3 RGB)\n{\n  vec3 HSL = vec3(0.0, 0.0, 0.0);\n\n  float RGBMin = min(min(RGB.r, RGB.g), RGB.b);\n  float RGBMax = max(max(RGB.r, RGB.g), RGB.b);\n  float RGBMaxMinDiff = RGBMax - RGBMin;\n\n  HSL.z = (RGBMax + RGBMin) / 2.0;\n\n  if (RGBMaxMinDiff == 0.0)\n    {\n    // Gray scale\n    HSL.x = 0.0;\n    HSL.y = 0.0;\n    }\n  else\n    {\n    // Color\n    if (HSL.z < 0.5)\n      HSL.y = RGBMaxMinDiff / (RGBMax + RGBMin);\n    else\n      HSL.y = RGBMaxMinDiff / (2.0 - RGBMax - RGBMin);\n\n    float dR\n      = (((RGBMax - RGB.r) / 6.0) + (RGBMaxMinDiff / 2.0)) / RGBMaxMinDiff;\n    float dG\n      = (((RGBMax - RGB.g) / 6.0) + (RGBMaxMinDiff / 2.0)) / RGBMaxMinDiff;\n    float dB\n      = (((RGBMax - RGB.b) / 6.0) + (RGBMaxMinDiff / 2.0)) / RGBMaxMinDiff;\n\n    if (RGB.r == RGBMax)\n      HSL.x = dB - dG;\n    else\n    if (RGB.g == RGBMax)\n      HSL.x = (1.0 / 3.0) + dR - dB;\n    else\n    if (RGB.b == RGBMax)\n      HSL.x = (2.0 / 3.0) + dG - dR;\n\n    if (HSL.x < 0.0)\n      HSL.x += 1.0;\n\n    if (HSL.x > 1.0)\n      HSL.x -= 1.0;\n    }\n\n  return HSL;\n}\n\n/**\nHelper for HSL to RGB conversion.\n*/\nfloat Util(float v1, float v2, float vH)\n{\n  if (vH < 0.0)\n    vH += 1.0;\n\n  if (vH > 1.0)\n     vH -= 1.0;\n\n  if ((6.0 * vH) < 1.0)\n    return (v1 + (v2 - v1) * 6.0 * vH);\n\n  if ((2.0 * vH) < 1.0)\n    return (v2);\n\n  if ((3.0 * vH) < 2.0)\n    return (v1 + (v2 - v1) * ((2.0 / 3.0) - vH) * 6.0);\n\n  return v1;\n}\n\n/**\nConvert from HSL space into RGB space.\n*/\nvec3 HSLToRGB(vec3 HSL)\n{\n  vec3 RGB;\n  if (HSL.y == 0.0)\n    {\n    // Gray\n    RGB.r = HSL.z;\n    RGB.g = HSL.z;\n    RGB.b = HSL.z;\n    }\n  else\n    {\n    // Chromatic\n    float v2;\n    if (HSL.z < 0.5)\n      v2 = HSL.z * (1.0 + HSL.y);\n    else\n      v2 = (HSL.z + HSL.y) - (HSL.y * HSL.z);\n\n    float v1 = 2.0 * HSL.z - v2;\n\n    RGB.r = Util(v1, v2, HSL.x + (1.0 / 3.0));\n    RGB.g = Util(v1, v2, HSL.x);\n    RGB.b = Util(v1, v2, HSL.x - (1.0 / 3.0));\n    }\n\n  return RGB.rgb;\n}\n\nvoid main()\n{\n  vec4 lic = texture2D(texLIC, tcoordVC.st);\n  vec4 geomColor = texture2D(texGeomColors, tcoordVC.st);\n\n  // depth is used to determine which fragment belong to us\n  // and we can change\n  float depth = texture2D(texVectors, tcoordVC.st).a;\n\n  vec3 fragColorRGB;\n  float valid;\n  if (depth > 1.0e-3)\n    {\n    // we own it\n    // shade LIC'ed geometry, or apply mask\n    if (lic.g!=0.0)\n      {\n      // it's masked\n      // apply fragment mask\n      fragColorRGB = uMaskIntensity * uMaskColor + (1.0 - uMaskIntensity) * geomColor.rgb;\n      valid = 0.0;\n      }\n    else\n      {\n      if (uScalarColorMode==0)\n        {\n        // blend with scalars\n        fragColorRGB = lic.rrr * uLICIntensity + geomColor.rgb * (1.0 - uLICIntensity);\n        }\n      else\n        {\n        // multiply with scalars\n        fragColorRGB = geomColor.rgb * clamp((uMapBias + lic.r), 0.0, 1.0);\n        }\n      if (lic.b != 0.0)\n        {\n        // didn't have the required guard pixels\n        // don't consider it in min max estimation\n        // for histpgram stretching\n        valid = 0.0;\n        }\n      else\n        {\n        // ok to use in min/max estimates for histogram\n        // stretching\n        valid = 1.0;\n        }\n      }\n    }\n  else\n    {\n    // we don't own it\n    // pass through scalars\n    fragColorRGB = geomColor.rgb;\n    valid = 0.0;\n    }\n\n  // if no further stages this texture is\n  // copied to the screen\n  RGBOutput = vec4(fragColorRGB, geomColor.a);\n\n  // if further stages, move to hsl space for contrast\n  // enhancement. encoding validity saves moving a texture to the cpu\n  vec3 fragColorHSL = RGBToHSL(fragColorRGB);\n  HSLOutput = vec4(fragColorHSL, valid);\n}\n"), t.licCopyPass = e.buildAShader("//VTK::System::Dec\n\n//=========================================================================\n//\n//  Program:   Visualization Toolkit\n//  Module:    vtkSurfaceLICMapper_DCpy.glsl\n//\n//  Copyright (c) Ken Martin, Will Schroeder, Bill Lorensen\n//  All rights reserved.\n//  See Copyright.txt or http://www.kitware.com/Copyright.htm for details.\n//\n//     This software is distributed WITHOUT ANY WARRANTY; without even\n//     the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR\n//     PURPOSE.  See the above copyright notice for more information.\n//\n//=========================================================================\n\n// This shader copies fragments and depths to the output buffer\n\n// the output of this shader\n//VTK::Output::Dec\n\nuniform sampler2D texDepth;     // z values from vertex shader\nuniform sampler2D texRGBColors; // final rgb LIC colors\n\nin vec2 tcoordVC;\n\nvoid main()\n{\n  gl_FragDepth = texture2D(texDepth, tcoordVC).x;\n  gl_FragData[0] = texture2D(texRGBColors, tcoordVC);\n\n  // since we render a screen aligned quad\n  // we're going to be writing fragments\n  // not touched by the original geometry\n  // it's critical not to modify those\n  // fragments.\n  if (gl_FragDepth == 1.0)\n    {\n    discard;\n    }\n}\n"), t.enhanceContrastPass = e.buildAShader("//VTK::System::Dec\n\n//=========================================================================\n//\n//  Program:   Visualization Toolkit\n//  Module:    vtkSurfaceLICMapper_CE.glsl\n//\n//  Copyright (c) Ken Martin, Will Schroeder, Bill Lorensen\n//  All rights reserved.\n//  See Copyright.txt or http://www.kitware.com/Copyright.htm for details.\n//\n//     This software is distributed WITHOUT ANY WARRANTY; without even\n//     the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR\n//     PURPOSE.  See the above copyright notice for more information.\n//\n//=========================================================================\n\n// color contrast enhance stage implemented via histogram stretching\n// on lightness channel. if the min and max are tweaked it can generate\n// out-of-range values these will be clamped in 0 to 1\n\n// the output of this shader\n//VTK::Output::Dec\n\nuniform sampler2D texGeomColors; // scalars + lighting\nuniform sampler2D texLIC;        // image lic, mask\nuniform sampler2D texHSLColors;  // hsla colors\n\nuniform float     uLMin;         // min lightness over all fragments\nuniform float     uLMaxMinDiff;  // max - min lightness over all fragments\n\nin vec2 tcoordVC;\n\nvec3 HSLToRGB(vec3 HSL)\n{\n  vec3 RGB;\n  float v;\n  float h = HSL.x;\n  float sl = HSL.y;\n  float l = HSL.z;\n\n  v = (l <= 0.5) ? (l * (1.0 + sl)) : (l + sl - l * sl);\n  if (v <= 0.0) {\n    RGB = vec3(0.0,0.0,0.0);\n  } else {\n    float m;\n    int sextant;\n    float fract, vsf, mid1, mid2;\n\n    m = l + l - v;\n    h *= 6.0;\n    sextant = int(h);\n    fract = h - float(sextant);\n\n    vsf = (v - m) * fract;\n    mid1 = m + vsf;\n    mid2 = v - vsf;\n    switch (sextant) {\n      case 0: RGB.r = v; RGB.g = mid1; RGB.b = m; break;\n      case 1: RGB.r = mid2; RGB.g = v; RGB.b = m; break;\n      case 2: RGB.r = m; RGB.g = v; RGB.b = mid1; break;\n      case 3: RGB.r = m; RGB.g = mid2; RGB.b = v; break;\n      case 4: RGB.r = mid1; RGB.g = m; RGB.b = v; break;\n      case 5: RGB.r = v; RGB.g = m; RGB.b = mid2; break;\n    }\n  }\n  return RGB;\n}\n\nvoid main()\n{\n  // lookup hsl color , mask\n  vec4 fragColor = texture2D(texHSLColors, tcoordVC.st);\n\n  // don't modify masked fragments (masked => lic.g==1)\n  vec4 lic = texture2D(texLIC, tcoordVC.st);\n  if (lic.g==0.0)\n    {\n    // normalize lightness channel\n    fragColor.z = clamp((fragColor.z - uLMin)/uLMaxMinDiff, 0.0, 1.0);\n    }\n\n  // back into rgb space\n  fragColor.rgb = HSLToRGB(fragColor.xyz);\n\n  // add alpha\n  vec4 geomColor = texture2D(texGeomColors, tcoordVC.st);\n  fragColor.a = geomColor.a;\n\n  gl_FragData[0] = fragColor;\n}\n"), t.shadersNeedBuilding = !1) }, e.initializeResources = () => { e.createFBO(), e.generateNoiseTexture(t.licInterface.getNoiseTextureSize()), e.allocateTextures(), e.buildAllShaders(), t.licQuad || (t.licQuad = function (e) { const t = yd.newInstance(); t.setOpenGLRenderWindow(e); const n = new Float32Array(12); for (let e = 0; e < 4; e++)n[3 * e] = e % 2 * 2 - 1, n[3 * e + 1] = e > 1 ? 1 : -1, n[3 * e + 2] = 0; const r = new Float32Array([0, 0, 1, 0, 0, 1, 1, 1]), o = new Uint16Array(8); o[0] = 3, o[1] = 0, o[2] = 1, o[3] = 3, o[4] = 3, o[5] = 0, o[6] = 3, o[7] = 2; const a = Es.newInstance({ numberOfComponents: 3, values: n }); a.setName("points"); const i = Es.newInstance({ numberOfComponents: 1, values: o }), s = Es.newInstance({ numberOfComponents: 2, values: r }); return t.getCABO().createVBO(i, "polys", lm.SURFACE, { points: a, cellOffset: 0, tcoords: s }), t }(t._openGLRenderWindow)), t.licHelper || (t.licHelper = rm.newInstance()) }, e.prepareForGeometry = () => { const e = t.framebuffer; e.saveCurrentBindingsAndBuffers(), e.bind(), t.geometryImage.activate(), t.vectorImage.activate(), t.maskVectorImage.activate(), e.removeColorBuffer(0), e.removeColorBuffer(2), e.removeColorBuffer(3), e.setColorBuffer(t.geometryImage, 0), e.setColorBuffer(t.vectorImage, 2), e.setColorBuffer(t.maskVectorImage, 3), e.setDepthBuffer(t.depthTexture); const n = t.context; n.drawBuffers([n.COLOR_ATTACHMENT0, n.NONE, n.COLOR_ATTACHMENT2, n.COLOR_ATTACHMENT3]), n.viewport(0, 0, ...t.size), n.scissor(0, 0, ...t.size), n.disable(n.BLEND), n.disable(n.DEPTH_TEST), n.disable(n.SCISSOR_TEST), n.clearColor(0, 0, 0, 0), n.clear(n.DEPTH_BUFFER_BIT | n.COLOR_BUFFER_BIT) }, e.copyToScreen = n => { t.RGBColorImage.activate(), t.depthTexture.activate(), t.licCopyPass || e.initializeResources(); const r = t.licCopyPass; t._openGLRenderWindow.getShaderCache().readyShaderProgram(r); const o = t.context; o.viewport(0, 0, ...n), o.scissor(0, 0, ...n), o.disable(o.BLEND), o.enable(o.DEPTH_TEST), o.disable(o.SCISSOR_TEST), r.setUniformi("texDepth", t.depthTexture.getTextureUnit()), r.setUniformi("texRGBColors", t.RGBColorImage.getTextureUnit()), e.renderQuad(n, r), t.RGBColorImage.deactivate(), t.depthTexture.deactivate() }, e.combineColorsAndLIC = () => { const n = t.context, r = t.framebuffer; r.saveCurrentBindingsAndBuffers(), r.bind(), r.create(...t.size), r.removeColorBuffer(0), r.removeColorBuffer(1), r.setColorBuffer(t.RGBColorImage, 0), r.setColorBuffer(t.HSLColorImage, 1), n.drawBuffers([n.COLOR_ATTACHMENT0, n.COLOR_ATTACHMENT1]), n.disable(n.DEPTH_TEST), n.clearColor(0, 0, 0, 0), n.clear(n.COLOR_BUFFER_BIT), t.vectorImage.activate(), t.geometryImage.activate(), t.LICImage.activate(), t.licColorPass || e.initializeResources(); const o = t.licColorPass; t._openGLRenderWindow.getShaderCache().readyShaderProgram(o), o.setUniformi("texVectors", t.vectorImage.getTextureUnit()), o.setUniformi("texGeomColors", t.geometryImage.getTextureUnit()); const { colorMode: a, LICIntensity: i, mapModeBias: s, maskIntensity: l, maskColor: c, enhanceContrast: u, lowColorContrastEnhancementFactor: d, highColorContrastEnhancementFactor: p } = t.licInterface.get("colorMode", "LICIntensity", "mapModeBias", "maskIntensity", "maskColor", "enhanceContrast", "lowColorContrastEnhancementFactor", "highColorContrastEnhancementFactor"); if (o.setUniformi("texLIC", t.LICImage.getTextureUnit()), o.setUniformi("uScalarColorMode", a), o.setUniformf("uLICIntensity", i), o.setUniformf("uMapBias", s), o.setUniformf("uMaskIntensity", l), o.setUniform3f("uMaskColor", ...c), e.renderQuad(t.size, o), t.vectorImage.deactivate(), t.geometryImage.deactivate(), t.LICImage.deactivate(), r.removeColorBuffer(0), r.removeColorBuffer(1), n.drawBuffers([n.NONE]), u === Zg || u === Qg) { let o = 0, a = 1, i = a - o; o += i * d, a -= i * p, i = a - o, r.setColorBuffer(t.RGBColorImage), n.drawBuffers([n.COLOR_ATTACHMENT0]), t.geometryImage.activate(), t.HSLColorImage.activate(), t.LICImage.activate(), t.enhanceContrastPass || e.initializeResources(); const { enhanceContrastPass: s } = t; t._openGLRenderWindow.getShaderCache().readyShaderProgram(s), s.setUniformi("texGeomColors", t.geometryImage.getTextureUnit()), s.setUniformi("texHSLColors", t.HSLColorImage.getTextureUnit()), s.setUniformi("texLIC", t.LICImage.getTextureUnit()), s.setUniformf("uLMin", o), s.setUniformf("uLMaxMinDiff", i), e.renderQuad(t.size, s), t.geometryImage.deactivate(), t.HSLColorImage.deactivate(), t.LICImage.deactivate(), r.removeColorBuffer(0), n.drawBuffers([n.NONE]) } r.restorePreviousBindingsAndBuffers() }, e.applyLIC = () => { const e = t.licInterface.get("stepSize", "numberOfSteps", "enhancedLIC", "enhanceContrast", "lowLICContrastEnhancementFactor", "highLICContrastEnhancementFactor", "antiAlias", "normalizeVectors", "maskThreshold", "transformVectors"), n = t.licHelper.executeLIC(t.size, t.vectorImage, t.maskVectorImage, t.noiseTexture, t._openGLRenderWindow, e); if (!n) return console.error("Failed to compute image LIC"), void (t.LICImage = null); t.LICImage = n }, e.setSize = n => { Array.isArray(n) && 2 === n.length && (t.size && t.size[0] === n[0] && t.size[1] === n[1] || (t.size = n, e.releaseGraphicsResources())) }, e.releaseGraphicsResources = () => { t.geometryImage && (t.geometryImage.releaseGraphicsResources(), t.geometryImage = null), t.vectorImage && (t.vectorImage.releaseGraphicsResources(), t.vectorImage = null), t.maskVectorImage && (t.maskVectorImage.releaseGraphicsResources(), t.maskVectorImage = null), t.LICImage && (t.LICImage.releaseGraphicsResources(), t.LICImage = null), t.RGBColorImage && (t.RGBColorImage.releaseGraphicsResources(), t.RGBColorImage = null), t.HSLColorImage && (t.HSLColorImage.releaseGraphicsResources(), t.HSLColorImage = null), t.depthTexture && (t.depthTexture.releaseGraphicsResources(), t.depthTexture = null), t.framebuffer && (t.framebuffer.releaseGraphicsResources(), t.framebuffer = null) } } const um = { context: null, shadersNeedBuilding: !0, reallocateTextures: !0, size: null, licInterface: null }; function dm(e, t) { let n = arguments.length > 2 && void 0 !== arguments[2] ? arguments[2] : {}; Object.assign(t, um, n), sm.extend(e, t, n), jt.obj(e, t), jt.setGet(e, t, ["context", "_openGLRenderWindow", "reallocateTextures", "licInterface", "size"]), jt.moveToProtected(e, t, ["openGLRenderWindow"]), cm(e, t) } var pm = { newInstance: jt.newInstance(dm, "vtkSurfaceLICInterface"), extend: dm }; const { vtkErrorMacro: fm } = Kt; function gm(e, t) { t.classHierarchy.push("vtkOpenGLSurfaceLICMapper"); const n = { ...e }; e.getNeedToRebuildShaders = (e, r, o) => t.rebuildLICShaders || n.getNeedToRebuildShaders(e, r, o), e.replaceShaderValues = (e, r, o) => { const a = t.lastBoundBO.getReferenceByName("lastLightComplexity"); let i = e.Vertex, s = e.Fragment; const l = t.renderable.getInputArrayToProcess(0); if (l && t.canDrawLIC) { s = cd.substitute(s, "//VTK::Output::Dec", ["//VTK::Output::Dec", "layout(location = 2) out vec4 vectorTexture;", "layout(location = 3) out vec4 maskVectorTexture;"]).result; const n = `${l.getName()}MC`; 0 === a && t.lastBoundBO.set({ lastLightComplexity: 1 }, !0), i = cd.substitute(i, "//VTK::TCoord::Dec", [`attribute vec3 ${n};`, "out vec3 licOutput;", "//VTK::TCoord::Dec"]).result, i = cd.substitute(i, "//VTK::TCoord::Impl", [`licOutput = ${n};`, "//VTK::TCoord::Impl"]).result, s = cd.substitute(s, "//VTK::TCoord::Dec", ["uniform int uMaskOnSurface;", "uniform mat3 normalMatrix;", "in vec3 licOutput;", "//VTK::TCoord::Dec"]).result, s = cd.substitute(s, "//VTK::TCoord::Impl", ["// projected vectors", "  vec3 tcoordLIC = normalMatrix * licOutput;", "  vec3 normN = normalize(normalVCVSOutput);", "  float k = dot(tcoordLIC, normN);", "  vec3 projected = (tcoordLIC - k*normN);", "  vectorTexture = vec4(projected.x, projected.y, 0.0 , 1.0);", "// vectors for fragment masking", "  if (uMaskOnSurface == 0)", "    {", "    maskVectorTexture = vec4(licOutput, 1.0);", "    }", "  else", "    {", "    maskVectorTexture = vec4(projected.x, projected.y, 0.0 , 1.0);", "    }", "//VTK::TCoord::Impl"], !1).result, e.Vertex = i } t.rebuildLICShaders = !1, e.Fragment = s, n.replaceShaderValues(e, r, o), a > 0 && t.lastBoundBO.set({ lastLightComplexity: a }, !0) }, e.setMapperShaderParameters = (e, r, o) => { n.setMapperShaderParameters(e, r, o), t.canDrawLIC && e.getProgram().setUniformi("uMaskOnSurface", t.maskOnSurface) }, e.getNeedToRebuildBufferObjects = (e, r) => t.rebuildLICBuffers || n.getNeedToRebuildBufferObjects(e, r), e.buildBufferObjects = (e, r) => { if (t.canDrawLIC) { const e = t.renderable.getInputArrayToProcess(0); e && e.getNumberOfComponents() > 1 && t.renderable.setCustomShaderAttributes([e.getName()]) } t.rebuildLICBuffers = !1, n.buildBufferObjects(e, r) }, e.pushState = e => { t.stateCache = { [e.BLEND]: e.isEnabled(e.BLEND), [e.DEPTH_TEST]: e.isEnabled(e.DEPTH_TEST), [e.SCISSOR_TEST]: e.isEnabled(e.SCISSOR_TEST), [e.CULL_FACE]: e.isEnabled(e.CULL_FACE) } }, e.popState = e => { const n = n => t.stateCache[n] ? e.enable(n) : e.disable(n); n(e.BLEND), n(e.DEPTH_TEST), n(e.SCISSOR_TEST), n(e.CULL_FACE) }, e.renderPiece = (r, o) => { let a = !0; t._openGLRenderWindow.getWebgl2() || (fm("SurfaceLICMapper Requires WebGL 2"), a = !1), t.context.getExtension("EXT_color_buffer_float") && t.context.getExtension("OES_texture_float_linear") || (fm("SurfaceLICMapper requires the EXT_color_buffer_float and OES_texture_float_linear WebGL2 extensions."), a = !1), t.currentInput = t.renderable.getInputData(), t.currentInput || (fm("No input"), a = !1); let i = t.renderable.getLicInterface(); i || (i = sm.newInstance(), t.renderable.setLicInterface(i)), t.openGLLicInterface || (t.openGLLicInterface = pm.newInstance()), i !== t.openGLLicInterface.getLicInterface() && t.openGLLicInterface.setLicInterface(i); const s = t.renderable.getInputArrayToProcess(0); if (i.getEnableLIC() && (!s || s.getNumberOfComponents() < 2) && (fm("No vector input array"), a = !1), i.getEnableLIC() || (a = !1), t.canDrawLIC !== a && (t.rebuildLICShaders = !0, t.rebuildLICBuffers = !0), t.canDrawLIC = a, !a || !i.getEnableLIC()) return void n.renderPiece(r, o); const l = t.context, c = o.getProperty().getBackfaceCulling(), u = o.getProperty().getFrontfaceCulling(); c || u ? u ? (t._openGLRenderWindow.enableCullFace(), l.cullFace(l.FRONT)) : (t._openGLRenderWindow.enableCullFace(), l.cullFace(l.BACK)) : t._openGLRenderWindow.disableCullFace(); const d = t._openGLRenderWindow.getSize(), p = d.map((e => Math.round(e * i.getViewPortScale()))); t.openGLLicInterface.setSize(p), t.openGLLicInterface.setOpenGLRenderWindow(t._openGLRenderWindow), t.openGLLicInterface.setContext(t.context), e.pushState(t.context), t.openGLLicInterface.initializeResources(), t.openGLLicInterface.prepareForGeometry(), e.popState(t.context), n.renderPieceStart(r, o), n.renderPieceDraw(r, o), n.renderPieceFinish(r, o), e.pushState(t.context), t.VBOBuildTime.modified(), t.openGLLicInterface.completedGeometry(), t.context.disable(t.context.CULL_FACE), t.openGLLicInterface.applyLIC(), t.openGLLicInterface.combineColorsAndLIC(), t.openGLLicInterface.copyToScreen(d), e.popState(t.context) } } const mm = { canDrawLIC: !1, rebuildLICShaders: !1, rebuildLICBuffers: !1, openGLLicInterface: null }; const hm = Et((function (e, t) { let n = arguments.length > 2 && void 0 !== arguments[2] ? arguments[2] : {}; Object.assign(t, mm, n), np.extend(e, t, n), gm(e, t), At(e, t, ["openGLLicInterface"]) }), "vtkOpenGLSurfaceLICMapper"); rn("vtkSurfaceLICMapper", hm); const { vtkErrorMacro: vm } = Kt; function ym(e, t) { t.classHierarchy.push("vtkOpenGLSphereMapper"); const n = { ...e }; e.getShaderTemplate = (e, t, n) => { e.Vertex = "//VTK::System::Dec\n\n/*=========================================================================\n\n  Program:   Visualization Toolkit\n  Module:    vtkSphereMapperVS.glsl\n\n  Copyright (c) Ken Martin, Will Schroeder, Bill Lorensen\n  All rights reserved.\n  See Copyright.txt or http://www.kitware.com/Copyright.htm for details.\n\n     This software is distributed WITHOUT ANY WARRANTY; without even\n     the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR\n     PURPOSE.  See the above copyright notice for more information.\n\n=========================================================================*/\n// this shader implements imposters in OpenGL for Spheres\n\nattribute vec4 vertexMC;\nattribute vec2 offsetMC;\n\n// optional normal declaration\n//VTK::Normal::Dec\n\n//VTK::Picking::Dec\n\n// Texture coordinates\n//VTK::TCoord::Dec\n\nuniform mat3 normalMatrix; // transform model coordinate directions to view coordinates\n\n// material property values\n//VTK::Color::Dec\n\n// clipping plane vars\n//VTK::Clip::Dec\n\n// camera and actor matrix values\n//VTK::Camera::Dec\n\nvarying vec4 vertexVCVSOutput;\nvarying float radiusVCVSOutput;\nvarying vec3 centerVCVSOutput;\n\nuniform int cameraParallel;\nuniform float scaleFactor;\n\nvoid main()\n{\n  //VTK::Picking::Impl\n\n  //VTK::Color::Impl\n\n  //VTK::Normal::Impl\n\n  //VTK::TCoord::Impl\n\n  //VTK::Clip::Impl\n\n  // compute the projected vertex position\n  vec2 scaledOffsetMC = scaleFactor * offsetMC;\n  vertexVCVSOutput = MCVCMatrix * vertexMC;\n  centerVCVSOutput = vertexVCVSOutput.xyz;\n  radiusVCVSOutput = length(scaledOffsetMC)*0.5;\n\n  // make the triangle face the camera\n  if (cameraParallel == 0)\n    {\n    vec3 dir = normalize(-vertexVCVSOutput.xyz);\n    vec3 base2 = normalize(cross(dir,vec3(1.0,0.0,0.0)));\n    vec3 base1 = cross(base2,dir);\n    vertexVCVSOutput.xyz = vertexVCVSOutput.xyz + scaledOffsetMC.x*base1 + scaledOffsetMC.y*base2;\n    }\n  else\n    {\n    // add in the offset\n    vertexVCVSOutput.xy = vertexVCVSOutput.xy + scaledOffsetMC;\n    }\n\n  gl_Position = VCPCMatrix * vertexVCVSOutput;\n}\n", e.Fragment = Fd, e.Geometry = "" }, e.replaceShaderValues = (e, r, o) => { let a = e.Vertex, i = e.Fragment; a = cd.substitute(a, "//VTK::Camera::Dec", ["uniform mat4 VCPCMatrix;\n", "uniform mat4 MCVCMatrix;"]).result, i = cd.substitute(i, "//VTK::PositionVC::Dec", ["varying vec4 vertexVCVSOutput;"]).result, i = cd.substitute(i, "//VTK::PositionVC::Impl", ["vec4 vertexVC = vertexVCVSOutput;\n"]).result, i = cd.substitute(i, "//VTK::Normal::Dec", ["uniform float invertedDepth;\n", "uniform int cameraParallel;\n", "varying float radiusVCVSOutput;\n", "varying vec3 centerVCVSOutput;\n", "uniform mat4 VCPCMatrix;\n"]).result; let s = ""; t.context.getExtension("EXT_frag_depth") && (s = "gl_FragDepthEXT = (pos.z / pos.w + 1.0) / 2.0;\n"), t._openGLRenderWindow.getWebgl2() && (s = "gl_FragDepth = (pos.z / pos.w + 1.0) / 2.0;\n"), i = cd.substitute(i, "//VTK::Depth::Impl", ["  vec3 EyePos;\n", "  vec3 EyeDir;\n", "  if (cameraParallel != 0) {\n", "    EyePos = vec3(vertexVC.x, vertexVC.y, vertexVC.z + 3.0*radiusVCVSOutput);\n", "    EyeDir = vec3(0.0,0.0,-1.0); }\n", "  else {\n", "    EyeDir = vertexVC.xyz;\n", "    EyePos = vec3(0.0,0.0,0.0);\n", "    float lengthED = length(EyeDir);\n", "    EyeDir = normalize(EyeDir);\n", "    if (lengthED > radiusVCVSOutput*3.0) {\n", "      EyePos = vertexVC.xyz - EyeDir*3.0*radiusVCVSOutput; }\n", "    }\n", "  EyePos = EyePos - centerVCVSOutput;\n", "  EyePos = EyePos/radiusVCVSOutput;\n", "  float b = 2.0*dot(EyePos,EyeDir);\n", "  float c = dot(EyePos,EyePos) - 1.0;\n", "  float d = b*b - 4.0*c;\n", "  vec3 normalVCVSOutput = vec3(0.0,0.0,1.0);\n", "  if (d < 0.0) { discard; }\n", "  else {\n", "    float t = (-b - invertedDepth*sqrt(d))*0.5;\n", "    normalVCVSOutput = invertedDepth*normalize(EyePos + t*EyeDir);\n", "    vertexVC.xyz = normalVCVSOutput*radiusVCVSOutput + centerVCVSOutput;\n", "    }\n", "  vec4 pos = VCPCMatrix * vertexVC;\n", s]).result, i = cd.substitute(i, "//VTK::Normal::Impl", "").result, t.haveSeenDepthRequest && (i = cd.substitute(i, "//VTK::ZBuffer::Impl", ["if (depthRequest == 1) {", "float computedZ = (pos.z / pos.w + 1.0) / 2.0;", "float iz = floor(computedZ * 65535.0 + 0.1);", "float rf = floor(iz/256.0)/255.0;", "float gf = mod(iz,256.0)/255.0;", "gl_FragData[0] = vec4(rf, gf, 0.0, 1.0); }"]).result), e.Vertex = a, e.Fragment = i, n.replaceShaderValues(e, r, o) }, e.setMapperShaderParameters = (e, r, o) => { if (e.getCABO().getElementCount() && (t.VBOBuildTime > e.getAttributeUpdateTime().getMTime() || e.getShaderSourceTime().getMTime() > e.getAttributeUpdateTime().getMTime()) && e.getProgram().isAttributeUsed("offsetMC") && (e.getVAO().addAttributeArray(e.getProgram(), e.getCABO(), "offsetMC", 12, e.getCABO().getStride(), t.context.FLOAT, 2, !1) || vm("Error setting 'offsetMC' in shader VAO.")), e.getProgram().isUniformUsed("invertedDepth") && e.getProgram().setUniformf("invertedDepth", t.invert ? -1 : 1), e.getProgram().isUniformUsed("scaleFactor")) { const n = t.currentInput.getPointData(); null != t.renderable.getScaleArray() && n.hasArray(t.renderable.getScaleArray()) ? e.getProgram().setUniformf("scaleFactor", t.renderable.getScaleFactor()) : e.getProgram().setUniformf("scaleFactor", 1) } n.setMapperShaderParameters(e, r, o) }, e.setCameraShaderParameters = (e, n, r) => { const o = e.getProgram(), a = n.getActiveCamera(), i = t.openGLCamera.getKeyMatrices(n); if (o.isUniformUsed("VCPCMatrix") && o.setUniformMatrix("VCPCMatrix", i.vcpc), o.isUniformUsed("MCVCMatrix")) if (r.getIsIdentity()) o.setUniformMatrix("MCVCMatrix", i.wcvc); else { const e = t.openGLActor.getKeyMatrices(), n = new Float64Array(16); T(n, i.wcvc, e.mcwc), o.setUniformMatrix("MCVCMatrix", n) } o.isUniformUsed("cameraParallel") && e.getProgram().setUniformi("cameraParallel", a.getParallelProjection()) }, e.getOpenGLMode = (e, n) => t.context.TRIANGLES, e.buildBufferObjects = (e, n) => { const r = t.currentInput; if (null === r) return; t.renderable.mapScalars(r, 1); const o = t.renderable.getColorMapColors(), a = t.primitives[t.primTypes.Tris].getCABO(), i = r.getPointData(), s = r.getPoints(), l = s.getNumberOfPoints(), c = s.getData(); let u = null; null != t.renderable.getScaleArray() && i.hasArray(t.renderable.getScaleArray()) && (u = i.getArray(t.renderable.getScaleArray()).getData()); let d = null, p = 0, f = null; o ? (p = o.getNumberOfComponents(), a.setColorOffset(0), a.setColorBOStride(4), d = o.getData(), f = new Uint8Array(3 * l * 4), a.getColorBO() || a.setColorBO(qu.newInstance()), a.getColorBO().setOpenGLRenderWindow(t._openGLRenderWindow)) : a.getColorBO() && a.setColorBO(null), a.setColorComponents(p); const g = new Float32Array(5 * l * 3); a.setStride(20); const m = Math.cos(Oo(30)); let h = 0, v = 0, y = 0, T = 0; for (let e = 0; e < l; ++e) { let n = t.renderable.getRadius(); u && (n = u[e]), h = 3 * e, g[y++] = c[h++], g[y++] = c[h++], g[y++] = c[h++], g[y++] = -2 * n * m, g[y++] = -n, d && (v = e * p, f[T++] = d[v], f[T++] = d[v + 1], f[T++] = d[v + 2], f[T++] = d[v + 3]), h = 3 * e, g[y++] = c[h++], g[y++] = c[h++], g[y++] = c[h++], g[y++] = 2 * n * m, g[y++] = -n, d && (f[T++] = d[v], f[T++] = d[v + 1], f[T++] = d[v + 2], f[T++] = d[v + 3]), h = 3 * e, g[y++] = c[h++], g[y++] = c[h++], g[y++] = c[h++], g[y++] = 0, g[y++] = 2 * n, d && (f[T++] = d[v], f[T++] = d[v + 1], f[T++] = d[v + 2], f[T++] = d[v + 3]) } a.setElementCount(y / 5), a.upload(g, zu.ARRAY_BUFFER), o && a.getColorBO().upload(f, zu.ARRAY_BUFFER), t.VBOBuildTime.modified() } } const Tm = {}; const bm = Et((function (e, t) { let n = arguments.length > 2 && void 0 !== arguments[2] ? arguments[2] : {}; Object.assign(t, Tm, n), np.extend(e, t, n), ym(e, t) }), "vtkOpenGLSphereMapper"); rn("vtkSphereMapper", bm); const { vtkErrorMacro: xm } = Kt; function Cm(e, t) { t.classHierarchy.push("vtkOpenGLStickMapper"); const n = { ...e }; e.getShaderTemplate = (e, t, n) => { e.Vertex = "//VTK::System::Dec\n\n/*=========================================================================\n\n  Program:   Visualization Toolkit\n  Module:    vtkStickMapperVS.glsl\n\n  Copyright (c) Ken Martin, Will Schroeder, Bill Lorensen\n  All rights reserved.\n  See Copyright.txt or http://www.kitware.com/Copyright.htm for details.\n\n     This software is distributed WITHOUT ANY WARRANTY; without even\n     the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR\n     PURPOSE.  See the above copyright notice for more information.\n\n=========================================================================*/\n// this shader implements imposters in OpenGL for Sticks\n\nattribute vec4 vertexMC;\nattribute vec3 orientMC;\nattribute vec4 offsetMC;\nattribute float radiusMC;\n\n// optional normal declaration\n//VTK::Normal::Dec\n\n//VTK::Picking::Dec\n\n// Texture coordinates\n//VTK::TCoord::Dec\n\nuniform mat3 normalMatrix; // transform model coordinate directions to view coordinates\n\n// material property values\n//VTK::Color::Dec\n\n// clipping plane vars\n//VTK::Clip::Dec\n\n// camera and actor matrix values\n//VTK::Camera::Dec\n\nvarying vec4 vertexVCVSOutput;\nvarying float radiusVCVSOutput;\nvarying float lengthVCVSOutput;\nvarying vec3 centerVCVSOutput;\nvarying vec3 orientVCVSOutput;\n\nuniform int cameraParallel;\n\nvoid main()\n{\n  //VTK::Picking::Impl\n\n  //VTK::Color::Impl\n\n  //VTK::Normal::Impl\n\n  //VTK::TCoord::Impl\n\n  //VTK::Clip::Impl\n\n  vertexVCVSOutput = MCVCMatrix * vertexMC;\n  centerVCVSOutput = vertexVCVSOutput.xyz;\n  radiusVCVSOutput = radiusMC;\n  lengthVCVSOutput = length(orientMC);\n  orientVCVSOutput = normalMatrix * normalize(orientMC);\n\n  // make sure it is pointing out of the screen\n  if (orientVCVSOutput.z < 0.0)\n    {\n    orientVCVSOutput = -orientVCVSOutput;\n    }\n\n  // make the basis\n  vec3 xbase;\n  vec3 ybase;\n  vec3 dir = vec3(0.0,0.0,1.0);\n  if (cameraParallel == 0)\n    {\n    dir = normalize(-vertexVCVSOutput.xyz);\n    }\n  if (abs(dot(dir,orientVCVSOutput)) == 1.0)\n    {\n    xbase = normalize(cross(vec3(0.0,1.0,0.0),orientVCVSOutput));\n    ybase = cross(xbase,orientVCVSOutput);\n    }\n  else\n    {\n    xbase = normalize(cross(orientVCVSOutput,dir));\n    ybase = cross(orientVCVSOutput,xbase);\n    }\n\n  vec3 offsets = offsetMC.xyz*2.0-1.0;\n  vertexVCVSOutput.xyz = vertexVCVSOutput.xyz +\n    radiusVCVSOutput*offsets.x*xbase +\n    radiusVCVSOutput*offsets.y*ybase +\n    0.5*lengthVCVSOutput*offsets.z*orientVCVSOutput;\n\n  gl_Position = VCPCMatrix * vertexVCVSOutput;\n}\n", e.Fragment = Fd, e.Geometry = "" }, e.replaceShaderValues = (e, r, o) => { let a = e.Vertex, i = e.Fragment; a = cd.substitute(a, "//VTK::Camera::Dec", ["uniform mat4 VCPCMatrix;\n", "uniform mat4 MCVCMatrix;"]).result, i = cd.substitute(i, "//VTK::PositionVC::Dec", "varying vec4 vertexVCVSOutput;").result, i = cd.substitute(i, "//VTK::PositionVC::Impl", "  vec4 vertexVC = vertexVCVSOutput;\n").result, i = cd.substitute(i, "//VTK::Normal::Dec", ["uniform int cameraParallel;\n", "varying float radiusVCVSOutput;\n", "varying vec3 orientVCVSOutput;\n", "varying float lengthVCVSOutput;\n", "varying vec3 centerVCVSOutput;\n", "uniform mat4 VCPCMatrix;\n"]).result; let s = ""; t.context.getExtension("EXT_frag_depth") && (s = "  gl_FragDepthEXT = (pos.z / pos.w + 1.0) / 2.0;\n"), t._openGLRenderWindow.getWebgl2() && (s = "gl_FragDepth = (pos.z / pos.w + 1.0) / 2.0;\n"), i = cd.substitute(i, "//VTK::Depth::Impl", ["  vec3 EyePos;\n", "  vec3 EyeDir;\n", "  if (cameraParallel != 0) {\n", "    EyePos = vec3(vertexVC.x, vertexVC.y, vertexVC.z + 3.0*radiusVCVSOutput);\n", "    EyeDir = vec3(0.0,0.0,-1.0); }\n", "  else {\n", "    EyeDir = vertexVC.xyz;\n", "    EyePos = vec3(0.0,0.0,0.0);\n", "    float lengthED = length(EyeDir);\n", "    EyeDir = normalize(EyeDir);\n", "    if (lengthED > radiusVCVSOutput*3.0) {\n", "      EyePos = vertexVC.xyz - EyeDir*3.0*radiusVCVSOutput; }\n", "    }\n", "  EyePos = EyePos - centerVCVSOutput;\n", "  vec3 base1;\n", "  if (abs(orientVCVSOutput.z) < 0.99) {\n", "    base1 = normalize(cross(orientVCVSOutput,vec3(0.0,0.0,1.0))); }\n", "  else {\n", "    base1 = normalize(cross(orientVCVSOutput,vec3(0.0,1.0,0.0))); }\n", "  vec3 base2 = cross(orientVCVSOutput,base1);\n", "  EyePos = vec3(dot(EyePos,base1),dot(EyePos,base2),dot(EyePos,orientVCVSOutput));\n", "  EyeDir = vec3(dot(EyeDir,base1),dot(EyeDir,base2),dot(EyeDir,orientVCVSOutput));\n", "  EyePos = EyePos/radiusVCVSOutput;\n", "  float a = EyeDir.x*EyeDir.x + EyeDir.y*EyeDir.y;\n", "  float b = 2.0*(EyePos.x*EyeDir.x + EyePos.y*EyeDir.y);\n", "  float c = EyePos.x*EyePos.x + EyePos.y*EyePos.y - 1.0;\n", "  float d = b*b - 4.0*a*c;\n", "  vec3 normalVCVSOutput = vec3(0.0,0.0,1.0);\n", "  if (d < 0.0) { discard; }\n", "  else {\n", "    float t =  (-b - sqrt(d))/(2.0*a);\n", "    float tz = EyePos.z + t*EyeDir.z;\n", "    vec3 iPoint = EyePos + t*EyeDir;\n", "    if (abs(iPoint.z)*radiusVCVSOutput > lengthVCVSOutput*0.5) {\n", "      float t2 = (-b + sqrt(d))/(2.0*a);\n", "      float tz2 = EyePos.z + t2*EyeDir.z;\n", "      if (tz2*radiusVCVSOutput > lengthVCVSOutput*0.5 || tz*radiusVCVSOutput < -0.5*lengthVCVSOutput) { discard; }\n", "      else {\n", "        normalVCVSOutput = orientVCVSOutput;\n", "        float t3 = (lengthVCVSOutput*0.5/radiusVCVSOutput - EyePos.z)/EyeDir.z;\n", "        iPoint = EyePos + t3*EyeDir;\n", "        vertexVC.xyz = radiusVCVSOutput*(iPoint.x*base1 + iPoint.y*base2 + iPoint.z*orientVCVSOutput) + centerVCVSOutput;\n", "        }\n", "      }\n", "    else {\n", "      normalVCVSOutput = iPoint.x*base1 + iPoint.y*base2;\n", "      vertexVC.xyz = radiusVCVSOutput*(normalVCVSOutput + iPoint.z*orientVCVSOutput) + centerVCVSOutput;\n", "      }\n", "    }\n", "  vec4 pos = VCPCMatrix * vertexVC;\n", s]).result, i = cd.substitute(i, "//VTK::Normal::Impl", "").result, t.haveSeenDepthRequest && (i = cd.substitute(i, "//VTK::ZBuffer::Impl", ["if (depthRequest == 1) {", "float computedZ = (pos.z / pos.w + 1.0) / 2.0;", "float iz = floor(computedZ * 65535.0 + 0.1);", "float rf = floor(iz/256.0)/255.0;", "float gf = mod(iz,256.0)/255.0;", "gl_FragData[0] = vec4(rf, gf, 0.0, 1.0); }"]).result), e.Vertex = a, e.Fragment = i, n.replaceShaderValues(e, r, o) }, e.setMapperShaderParameters = (e, r, o) => { e.getCABO().getElementCount() && (t.VBOBuildTime > e.getAttributeUpdateTime().getMTime() || e.getShaderSourceTime().getMTime() > e.getAttributeUpdateTime().getMTime()) && (e.getProgram().isAttributeUsed("orientMC") && (e.getVAO().addAttributeArray(e.getProgram(), e.getCABO(), "orientMC", 12, e.getCABO().getStride(), t.context.FLOAT, 3, !1) || xm("Error setting 'orientMC' in shader VAO.")), e.getProgram().isAttributeUsed("offsetMC") && (e.getVAO().addAttributeArray(e.getProgram(), e.getCABO().getColorBO(), "offsetMC", 0, e.getCABO().getColorBOStride(), t.context.UNSIGNED_BYTE, 3, !0) || xm("Error setting 'offsetMC' in shader VAO.")), e.getProgram().isAttributeUsed("radiusMC") && (e.getVAO().addAttributeArray(e.getProgram(), e.getCABO(), "radiusMC", 24, e.getCABO().getStride(), t.context.FLOAT, 1, !1) || xm("Error setting 'radiusMC' in shader VAO."))), n.setMapperShaderParameters(e, r, o) }, e.setCameraShaderParameters = (e, n, r) => { const o = e.getProgram(), a = n.getActiveCamera(), i = t.openGLCamera.getKeyMatrices(n); if (o.isUniformUsed("VCPCMatrix") && o.setUniformMatrix("VCPCMatrix", i.vcpc), r.getIsIdentity()) o.isUniformUsed("MCVCMatrix") && o.setUniformMatrix("MCVCMatrix", i.wcvc), o.isUniformUsed("normalMatrix") && o.setUniformMatrix3x3("normalMatrix", i.normalMatrix); else { const e = t.openGLActor.getKeyMatrices(); if (o.isUniformUsed("MCVCMatrix")) { const t = new Float64Array(16); T(t, i.wcvc, e.mcwc), o.setUniformMatrix("MCVCMatrix", t) } if (o.isUniformUsed("normalMatrix")) { const t = new Float64Array(9); ve(t, i.normalMatrix, e.normalMatrix), o.setUniformMatrix3x3("normalMatrix", t) } } o.isUniformUsed("cameraParallel") && e.getProgram().setUniformi("cameraParallel", a.getParallelProjection()) }, e.getOpenGLMode = (e, n) => t.context.TRIANGLES, e.buildBufferObjects = (e, n) => { const r = t.currentInput; if (null === r) return; t.renderable.mapScalars(r, 1); const o = t.renderable.getColorMapColors(), a = t.primitives[t.primTypes.Tris].getCABO(), i = r.getPointData(), s = r.getPoints(), l = s.getNumberOfPoints(), c = s.getData(); let u = 3; u += 4; let d = null, p = 0; a.setColorBOStride(4), a.getColorBO() || a.setColorBO(qu.newInstance()), a.getColorBO().setOpenGLRenderWindow(t._openGLRenderWindow), o && (p = o.getNumberOfComponents(), a.setColorOffset(4), d = o.getData(), a.setColorBOStride(8)), a.setColorComponents(p), a.setStride(28); const f = new Float32Array(7 * l * 12), g = new Uint8Array(12 * l * (d ? 8 : 4)); let m = null, h = null; null != t.renderable.getScaleArray() && i.hasArray(t.renderable.getScaleArray()) && (m = i.getArray(t.renderable.getScaleArray()).getData()), null != t.renderable.getOrientationArray() && i.hasArray(t.renderable.getOrientationArray()) ? h = i.getArray(t.renderable.getOrientationArray()).getData() : xm(["Error setting orientationArray.\n", "You have to specify the stick orientation"]); const v = [0, 1, 3, 0, 3, 2, 2, 3, 5, 2, 5, 4]; let y = 0, T = 0, b = 0, x = 0; for (let e = 0; e < l; ++e) { let n = t.renderable.getLength(), r = t.renderable.getRadius(); m && (n = m[2 * e], r = m[2 * e + 1]); for (let t = 0; t < v.length; ++t)y = 3 * e, f[b++] = c[y++], f[b++] = c[y++], f[b++] = c[y++], y = 3 * e, f[b++] = h[y++] * n, f[b++] = h[y++] * n, f[b++] = h[y++] * n, f[b++] = r, g[x++] = v[t] % 2 * 255, g[x++] = v[t] >= 4 ? 255 : 0, g[x++] = v[t] >= 2 ? 255 : 0, g[x++] = 255, T = e * p, d && (g[x++] = d[T], g[x++] = d[T + 1], g[x++] = d[T + 2], g[x++] = d[T + 3]) } a.setElementCount(b / 7), a.upload(f, zu.ARRAY_BUFFER), a.getColorBO().upload(g, zu.ARRAY_BUFFER), t.VBOBuildTime.modified() } } const Sm = {}; const Am = Et((function (e, t) { let n = arguments.length > 2 && void 0 !== arguments[2] ? arguments[2] : {}; Object.assign(t, Sm, n), np.extend(e, t, n), Cm(e, t) }), "vtkOpenGLStickMapper"); rn("vtkStickMapper", Am); const Im = []; Im["-".charCodeAt(0)] = 62, Im["_".charCodeAt(0)] = 63; const wm = "ABCDEFGHIJKLMNOPQRSTUVWXYZabcdefghijklmnopqrstuvwxyz0123456789+/"; for (let e = 0; e < wm.length; e++)Im[wm.charCodeAt(e)] = e; function Pm(e) { return void 0 !== Im[e.charCodeAt(0)] } function Om(e, t, n, r) { const { start: o, count: a } = t, i = a % 4, s = Math.floor(a / 4); let l = o, c = null, u = n; for (let t = 0; t < s; t++) { for (; !Pm(e[l]);)l++; for (c = Im[e.charCodeAt(l++)] << 18; !Pm(e[l]);)l++; for (c |= Im[e.charCodeAt(l++)] << 12; !Pm(e[l]);)l++; for (c |= Im[e.charCodeAt(l++)] << 6; !Pm(e[l]);)l++; c |= Im[e.charCodeAt(l++)], r[u++] = c >> 16 & 255, r[u++] = c >> 8 & 255, r[u++] = 255 & c } switch (i) { case 3: for (; !Pm(e[l]);)l++; for (c = Im[e.charCodeAt(l++)] << 10; !Pm(e[l]);)l++; for (c |= Im[e.charCodeAt(l++)] << 4; !Pm(e[l]);)l++; c |= Im[e.charCodeAt(l++)] >> 2, r[u++] = c >> 8 & 255, r[u++] = 255 & c; break; case 2: for (; !Pm(e[l]);)l++; for (c = Im[e.charCodeAt(l++)] << 2; !Pm(e[l]);)l++; c |= Im[e.charCodeAt(l++)] >> 4, r[u++] = 255 & c; break; case 1: throw new Error("BASE64: remain 1 should not happen") }return u } function Rm(e, t, n) { const r = (e << 16) + (t << 8) + n; return wm[r >> 18] + wm[r >> 12 & 63] + wm[r >> 6 & 63] + wm[63 & r] } function Mm(e) { const t = new Uint8Array(e), n = e.byteLength % 3, r = e.byteLength - n, o = Array(r / 3); for (let e = 0; e < o.length; e++) { const n = 3 * e; o[e] = Rm(t[n], t[n + 1], t[n + 2]) } if (n > 0) { const e = Rm(t[r], t[r + 1] || 0, t[r + 2] || 0); 1 === n ? o.push(`${e.substr(0, 2)}==`) : 2 === n && o.push(`${e.substr(0, 3)}=`) } return o.join("") } var Dm = function (e) { const t = function (e) { const t = e.length, n = []; let r = null; for (let o = 0; o < t; o++)Pm(e[o]) ? (r || (r = { start: o, count: 0 }), r.count++, r.end = o) : "=" === e[o] && r && (n.push(r), r = null); return r && n.push(r), n }(e), n = t[t.length - 1].end + 1, r = (4 - n % 4) % 4, o = new ArrayBuffer(3 * (n + r) / 4 - r), a = new Uint8Array(o); let i = 0; for (let n = 0; n < t.length; n++)i += Om(e, t[n], i, a), i += (4 - t[n].count % 4) % 4; return o }; const Em = {}; function Vm(e, t) { Em[e] = t } var Lm = function () { let e = arguments.length > 0 && void 0 !== arguments[0] ? arguments[0] : "http", t = arguments.length > 1 && void 0 !== arguments[1] ? arguments[1] : {}; return Em[e](t) }, Bm = Uint8Array, Nm = Uint16Array, _m = Uint32Array, Fm = new Bm([0, 0, 0, 0, 0, 0, 0, 0, 1, 1, 1, 1, 2, 2, 2, 2, 3, 3, 3, 3, 4, 4, 4, 4, 5, 5, 5, 5, 0, 0, 0, 0]), km = new Bm([0, 0, 0, 0, 1, 1, 2, 2, 3, 3, 4, 4, 5, 5, 6, 6, 7, 7, 8, 8, 9, 9, 10, 10, 11, 11, 12, 12, 13, 13, 0, 0]), Gm = new Bm([16, 17, 18, 0, 8, 7, 9, 6, 10, 5, 11, 4, 12, 3, 13, 2, 14, 1, 15]), Um = function (e, t) { for (var n = new Nm(31), r = 0; r < 31; ++r)n[r] = t += 1 << e[r - 1]; var o = new _m(n[30]); for (r = 1; r < 30; ++r)for (var a = n[r]; a < n[r + 1]; ++a)o[a] = a - n[r] << 5 | r; return [n, o] }, zm = Um(Fm, 2), Wm = zm[0], Hm = zm[1]; Wm[28] = 258, Hm[258] = 28; for (var jm = Um(km, 0), Km = jm[0], $m = (jm[1], new Nm(32768)), qm = 0; qm < 32768; ++qm) { var Xm = (43690 & qm) >>> 1 | (21845 & qm) << 1; Xm = (61680 & (Xm = (52428 & Xm) >>> 2 | (13107 & Xm) << 2)) >>> 4 | (3855 & Xm) << 4, $m[qm] = ((65280 & Xm) >>> 8 | (255 & Xm) << 8) >>> 1 } var Ym = function (e, t, n) { for (var r = e.length, o = 0, a = new Nm(t); o < r; ++o)e[o] && ++a[e[o] - 1]; var i, s = new Nm(t); for (o = 0; o < t; ++o)s[o] = s[o - 1] + a[o - 1] << 1; if (n) { i = new Nm(1 << t); var l = 15 - t; for (o = 0; o < r; ++o)if (e[o]) for (var c = o << 4 | e[o], u = t - e[o], d = s[e[o] - 1]++ << u, p = d | (1 << u) - 1; d <= p; ++d)i[$m[d] >>> l] = c } else for (i = new Nm(r), o = 0; o < r; ++o)e[o] && (i[o] = $m[s[e[o] - 1]++] >>> 15 - e[o]); return i }, Zm = new Bm(288); for (qm = 0; qm < 144; ++qm)Zm[qm] = 8; for (qm = 144; qm < 256; ++qm)Zm[qm] = 9; for (qm = 256; qm < 280; ++qm)Zm[qm] = 7; for (qm = 280; qm < 288; ++qm)Zm[qm] = 8; var Qm = new Bm(32); for (qm = 0; qm < 32; ++qm)Qm[qm] = 5; var Jm = Ym(Zm, 9, 1), eh = Ym(Qm, 5, 1), th = function (e) { for (var t = e[0], n = 1; n < e.length; ++n)e[n] > t && (t = e[n]); return t }, nh = function (e, t, n) { var r = t / 8 | 0; return (e[r] | e[r + 1] << 8) >> (7 & t) & n }, rh = function (e, t) { var n = t / 8 | 0; return (e[n] | e[n + 1] << 8 | e[n + 2] << 16) >> (7 & t) }, oh = function (e, t, n) { (null == t || t < 0) && (t = 0), (null == n || n > e.length) && (n = e.length); var r = new (2 == e.BYTES_PER_ELEMENT ? Nm : 4 == e.BYTES_PER_ELEMENT ? _m : Bm)(n - t); return r.set(e.subarray(t, n)), r }, ah = ["unexpected EOF", "invalid block type", "invalid length/literal", "invalid distance", "stream finished", "no stream handler", , "no callback", "invalid UTF-8 data", "extra field too long", "date not in range 1980-2099", "filename too long", "stream finishing", "invalid zip data"], ih = function (e, t, n) { var r = new Error(t || ah[e]); if (r.code = e, Error.captureStackTrace && Error.captureStackTrace(r, ih), !n) throw r; return r }, sh = function (e, t, n) { var r = e.length; if (!r || n && n.f && !n.l) return t || new Bm(0); var o = !t || n, a = !n || n.i; n || (n = {}), t || (t = new Bm(3 * r)); var i, s = function (e) { var n = t.length; if (e > n) { var r = new Bm(Math.max(2 * n, e)); r.set(t), t = r } }, l = n.f || 0, c = n.p || 0, u = n.b || 0, d = n.l, p = n.d, f = n.m, g = n.n, m = 8 * r; do { if (!d) { l = nh(e, c, 1); var h = nh(e, c + 1, 3); if (c += 3, !h) { var v = e[(i = c, (O = 4 + ((i + 7) / 8 | 0)) - 4)] | e[O - 3] << 8, y = O + v; if (y > r) { a && ih(0); break } o && s(u + v), t.set(e.subarray(O, y), u), n.b = u += v, n.p = c = 8 * y, n.f = l; continue } if (1 == h) d = Jm, p = eh, f = 9, g = 5; else if (2 == h) { var T = nh(e, c, 31) + 257, b = nh(e, c + 10, 15) + 4, x = T + nh(e, c + 5, 31) + 1; c += 14; for (var C = new Bm(x), S = new Bm(19), A = 0; A < b; ++A)S[Gm[A]] = nh(e, c + 3 * A, 7); c += 3 * b; var I = th(S), w = (1 << I) - 1, P = Ym(S, I, 1); for (A = 0; A < x;) { var O, R = P[nh(e, c, w)]; if (c += 15 & R, (O = R >>> 4) < 16) C[A++] = O; else { var M = 0, D = 0; for (16 == O ? (D = 3 + nh(e, c, 3), c += 2, M = C[A - 1]) : 17 == O ? (D = 3 + nh(e, c, 7), c += 3) : 18 == O && (D = 11 + nh(e, c, 127), c += 7); D--;)C[A++] = M } } var E = C.subarray(0, T), V = C.subarray(T); f = th(E), g = th(V), d = Ym(E, f, 1), p = Ym(V, g, 1) } else ih(1); if (c > m) { a && ih(0); break } } o && s(u + 131072); for (var L = (1 << f) - 1, B = (1 << g) - 1, N = c; ; N = c) { var _ = (M = d[rh(e, c) & L]) >>> 4; if ((c += 15 & M) > m) { a && ih(0); break } if (M || ih(2), _ < 256) t[u++] = _; else { if (256 == _) { N = c, d = null; break } var F = _ - 254; if (_ > 264) { var k = Fm[A = _ - 257]; F = nh(e, c, (1 << k) - 1) + Wm[A], c += k } var G = p[rh(e, c) & B], U = G >>> 4; if (G || ih(3), c += 15 & G, V = Km[U], U > 3 && (k = km[U], V += rh(e, c) & (1 << k) - 1, c += k), c > m) { a && ih(0); break } o && s(u + 131072); for (var z = u + F; u < z; u += 4)t[u] = t[u - V], t[u + 1] = t[u + 1 - V], t[u + 2] = t[u + 2 - V], t[u + 3] = t[u + 3 - V]; u = z } } n.l = d, n.p = N, n.b = u, n.f = l, d && (l = 1, n.m = f, n.d = p, n.n = g) } while (!l); return u == t.length ? t : oh(t, 0, u) }, lh = new Bm(0), ch = function (e, t) { return e[t] | e[t + 1] << 8 }, uh = function (e, t) { return (e[t] | e[t + 1] << 8 | e[t + 2] << 16 | e[t + 3] << 24) >>> 0 }, dh = function (e, t) { return uh(e, t) + 4294967296 * uh(e, t + 4) }; function ph(e, t) { return sh(e, t) } function fh(e, t) { return sh(e.subarray(function (e) { 31 == e[0] && 139 == e[1] && 8 == e[2] || ih(6, "invalid gzip data"); var t = e[3], n = 10; 4 & t && (n += e[10] | 2 + (e[11] << 8)); for (var r = (t >> 3 & 1) + (t >> 4 & 1); r > 0; r -= !e[n++]); return n + (2 & t) }(e), -8), t || new Bm((r = (n = e).length, (n[r - 4] | n[r - 3] << 8 | n[r - 2] << 16 | n[r - 1] << 24) >>> 0))); var n, r } function gh(e, t) { return sh(((8 != (15 & (n = e)[0]) || n[0] >>> 4 > 7 || (n[0] << 8 | n[1]) % 31) && ih(6, "invalid zlib data"), 32 & n[1] && ih(6, "invalid zlib data: preset dictionaries not supported"), e.subarray(2, -4)), t); var n } function mh(e, t) { return 31 == e[0] && 139 == e[1] && 8 == e[2] ? fh(e, t) : 8 != (15 & e[0]) || e[0] >> 4 > 7 || (e[0] << 8 | e[1]) % 31 ? ph(e, t) : gh(e, t) } var hh = "undefined" != typeof TextEncoder && new TextEncoder, vh = "undefined" != typeof TextDecoder && new TextDecoder; try { vh.decode(lh, { stream: !0 }) } catch (e) { } function yh(e, t) { if (t) { for (var n = "", r = 0; r < e.length; r += 16384)n += String.fromCharCode.apply(null, e.subarray(r, r + 16384)); return n } if (vh) return vh.decode(e); var o = function (e) { for (var t = "", n = 0; ;) { var r = e[n++], o = (r > 127) + (r > 223) + (r > 239); if (n + o > e.length) return [t, oh(e, n - 1)]; o ? 3 == o ? (r = ((15 & r) << 18 | (63 & e[n++]) << 12 | (63 & e[n++]) << 6 | 63 & e[n++]) - 65536, t += String.fromCharCode(55296 | r >> 10, 56320 | 1023 & r)) : t += 1 & o ? String.fromCharCode((31 & r) << 6 | 63 & e[n++]) : String.fromCharCode((15 & r) << 12 | (63 & e[n++]) << 6 | 63 & e[n++]) : t += String.fromCharCode(r) } }(e), a = o[0]; return o[1].length && ih(8), a } var Th = function (e, t) { return t + 30 + ch(e, t + 26) + ch(e, t + 28) }, bh = function (e, t, n) { var r = ch(e, t + 28), o = yh(e.subarray(t + 46, t + 46 + r), !(2048 & ch(e, t + 8))), a = t + 46 + r, i = uh(e, t + 20), s = n && 4294967295 == i ? xh(e, a) : [i, uh(e, t + 24), uh(e, t + 42)], l = s[0], c = s[1], u = s[2]; return [ch(e, t + 10), l, c, o, a + ch(e, t + 30) + ch(e, t + 32), u] }, xh = function (e, t) { for (; 1 != ch(e, t); t += 4 + ch(e, t + 2)); return [dh(e, t + 12), dh(e, t + 4), dh(e, t + 20)] }; function Ch(e, t) { for (var n = {}, r = e.length - 22; 101010256 != uh(e, r); --r)(!r || e.length - r > 65558) && ih(13); var o = ch(e, r + 8); if (!o) return {}; var a = uh(e, r + 16), i = 4294967295 == a; i && (r = uh(e, r - 12), 101075792 != uh(e, r) && ih(13), o = uh(e, r + 32), a = uh(e, r + 48)); for (var s = t && t.filter, l = 0; l < o; ++l) { var c = bh(e, a, i), u = c[0], d = c[1], p = c[2], f = c[3], g = c[4], m = c[5], h = Th(e, m); a = g, s && !s({ name: f, size: d, originalSize: p, compression: u }) || (u ? 8 == u ? n[f] = ph(e.subarray(h, h + d), new Bm(p)) : ih(14, "unknown compression type " + u) : n[f] = oh(e, h, h + d)) } return n } function Sh() { const e = new ArrayBuffer(4), t = new Uint8Array(e), n = new Uint32Array(e); return t[0] = 161, t[1] = 178, t[2] = 195, t[3] = 212, 3569595041 === n[0] ? "LittleEndian" : 2712847316 === n[0] ? "BigEndian" : null } "function" == typeof queueMicrotask ? queueMicrotask : "function" == typeof setTimeout && setTimeout; var Ah = Sh(), Ih = function (e, t) { if (t < 2) return; const n = new Int8Array(e), r = n.length, o = []; for (let e = 0; e < r; e += t) { for (let r = 0; r < t; r++)o.push(n[e + r]); for (let r = 0; r < t; r++)n[e + r] = o.pop() } }; const { vtkErrorMacro: wh, vtkDebugMacro: Ph } = jt; let Oh = 0; function Rh(e, t) { let n = arguments.length > 2 && void 0 !== arguments[2] ? arguments[2] : {}; const r = new XMLHttpRequest; return r.open(e, t, !0), n.headers && Object.entries(n.headers).forEach((e => { let [t, n] = e; return r.setRequestHeader(t, n) })), n.progressCallback && r.addEventListener("progress", n.progressCallback), r } const Mh = { fetchArray: function (e, t, n) { let r = arguments.length > 3 && void 0 !== arguments[3] ? arguments[3] : {}; return n.ref && !n.ref.pending ? new Promise(((o, a) => { let i = null; i = n.ref.url ? n.ref.url : [t, n.ref.basepath, r.compression ? `${n.ref.id}.gz` : n.ref.id].join("/"); const s = Rh("GET", i, r); s.onreadystatechange = t => { 1 === s.readyState && (n.ref.pending = !0, 1 == ++Oh && e?.invokeBusy && e.invokeBusy(!0)), 4 === s.readyState && (n.ref.pending = !1, 200 === s.status || 0 === s.status ? (n.buffer = s.response, r.compression && ("string" === n.dataType || "JSON" === n.dataType ? n.buffer = yh(mh(new Uint8Array(n.buffer))) : n.buffer = mh(new Uint8Array(n.buffer)).buffer), "JSON" === n.ref.encode ? n.values = JSON.parse(n.buffer) : (Ah !== n.ref.encode && Ah && (Ph(`Swap bytes of ${n.name}`), Ih(n.buffer, vs[n.dataType])), n.values = jt.newTypedArray(n.dataType, n.buffer)), n.values.length !== n.size && wh(`Error in FetchArray: ${n.name}, does not have the proper array size. Got ${n.values.length}, instead of ${n.size}`), delete n.ref, 0 == --Oh && e?.invokeBusy && e.invokeBusy(!1), e?.modified && e.modified(), o(n)) : a({ xhr: s, e: t })) }, s.responseType = r.compression || "string" !== n.dataType ? "arraybuffer" : "text", s.send() })) : Promise.resolve(n) }, fetchJSON: function (e, t) { let n = arguments.length > 2 && void 0 !== arguments[2] ? arguments[2] : {}; return new Promise(((r, o) => { const a = Rh("GET", t, n); a.onreadystatechange = t => { 1 === a.readyState && 1 == ++Oh && e?.invokeBusy && e.invokeBusy(!0), 4 === a.readyState && (0 == --Oh && e?.invokeBusy && e.invokeBusy(!1), 200 === a.status || 0 === a.status ? n.compression ? r(JSON.parse(yh(mh(new Uint8Array(a.response))))) : r(JSON.parse(a.responseText)) : o({ xhr: a, e: t })) }, a.responseType = n.compression ? "arraybuffer" : "text", a.send() })) }, fetchText: function (e, t) { let n = arguments.length > 2 && void 0 !== arguments[2] ? arguments[2] : {}; return n && n.compression && "gz" !== n.compression && (wh("Supported algorithms are: [gz]"), wh(`Unkown compression algorithm: ${n.compression}`)), new Promise(((r, o) => { const a = Rh("GET", t, n); a.onreadystatechange = t => { 1 === a.readyState && 1 == ++Oh && e?.invokeBusy && e.invokeBusy(!0), 4 === a.readyState && (0 == --Oh && e?.invokeBusy && e.invokeBusy(!1), 200 === a.status || 0 === a.status ? n.compression ? r(yh(mh(new Uint8Array(a.response)))) : r(a.responseText) : o({ xhr: a, e: t })) }, a.responseType = n.compression ? "arraybuffer" : "text", a.send() })) }, fetchBinary: function (e) { let t = arguments.length > 1 && void 0 !== arguments[1] ? arguments[1] : {}; return t && t.compression && "gz" !== t.compression && (wh("Supported algorithms are: [gz]"), wh(`Unkown compression algorithm: ${t.compression}`)), new Promise(((n, r) => { const o = Rh("GET", e, t); o.onreadystatechange = e => { 4 === o.readyState && (200 === o.status || 0 === o.status ? t.compression ? n(mh(new Uint8Array(o.response)).buffer) : n(o.response) : r({ xhr: o, e: e })) }, o.responseType = "arraybuffer", o.send() })) }, fetchImage: function (e, t) { let n = arguments.length > 2 && void 0 !== arguments[2] ? arguments[2] : {}; return new Promise(((e, r) => { const o = new Image; n.crossOrigin && (o.crossOrigin = n.crossOrigin), o.onload = () => e(o), o.onerror = r, o.src = t })) } }; Vm("http", (e => Mh)); const { vtkDebugMacro: Dh } = jt; function Eh(e, t) { t.classHierarchy.push("vtkCamera"); const n = new Float64Array(3), r = new Float64Array([0, 0, -1]), o = new Float64Array([0, 1, 0]), a = g(new Float64Array(16)), i = g(new Float64Array(16)), s = new Float64Array(3), l = new Float64Array(3), c = new Float64Array(3), u = g(new Float64Array(16)), p = g(new Float64Array(16)), f = new Float64Array(3), v = new Float64Array(3); function y() { t.viewPlaneNormal[0] = -t.directionOfProjection[0], t.viewPlaneNormal[1] = -t.directionOfProjection[1], t.viewPlaneNormal[2] = -t.directionOfProjection[2] } e.orthogonalizeViewUp = () => { const n = e.getViewMatrix(); t.viewUp[0] = n[4], t.viewUp[1] = n[5], t.viewUp[2] = n[6], e.modified() }, e.setPosition = (n, r, o) => { n === t.position[0] && r === t.position[1] && o === t.position[2] || (t.position[0] = n, t.position[1] = r, t.position[2] = o, e.computeDistance(), e.modified()) }, e.setFocalPoint = (n, r, o) => { n === t.focalPoint[0] && r === t.focalPoint[1] && o === t.focalPoint[2] || (t.focalPoint[0] = n, t.focalPoint[1] = r, t.focalPoint[2] = o, e.computeDistance(), e.modified()) }, e.setDistance = n => { if (t.distance === n) return; t.distance = n, t.distance < 1e-20 && (t.distance = 1e-20, Dh("Distance is set to minimum.")); const r = t.directionOfProjection; t.focalPoint[0] = t.position[0] + r[0] * t.distance, t.focalPoint[1] = t.position[1] + r[1] * t.distance, t.focalPoint[2] = t.position[2] + r[2] * t.distance, e.modified() }, e.computeDistance = () => { const e = t.focalPoint[0] - t.position[0], n = t.focalPoint[1] - t.position[1], r = t.focalPoint[2] - t.position[2]; if (t.distance = Math.sqrt(e * e + n * n + r * r), t.distance < 1e-20) { t.distance = 1e-20, Dh("Distance is set to minimum."); const e = t.directionOfProjection; t.focalPoint[0] = t.position[0] + e[0] * t.distance, t.focalPoint[1] = t.position[1] + e[1] * t.distance, t.focalPoint[2] = t.position[2] + e[2] * t.distance } t.directionOfProjection[0] = e / t.distance, t.directionOfProjection[1] = n / t.distance, t.directionOfProjection[2] = r / t.distance, y() }, e.dolly = n => { if (n <= 0) return; const r = t.distance / n; e.setPosition(t.focalPoint[0] - r * t.directionOfProjection[0], t.focalPoint[1] - r * t.directionOfProjection[1], t.focalPoint[2] - r * t.directionOfProjection[2]) }, e.roll = n => { const r = t.position, o = t.focalPoint, a = t.viewUp, i = new Float64Array([a[0], a[1], a[2], 0]); g(u); const s = new Float64Array([o[0] - r[0], o[1] - r[1], o[2] - r[2]]); C(u, u, Oo(n), s), Gi(i, i, u), t.viewUp[0] = i[0], t.viewUp[1] = i[1], t.viewUp[2] = i[2], e.modified() }, e.azimuth = n => { const r = t.focalPoint; g(p), b(p, p, r), C(p, p, Oo(n), t.viewUp), b(p, p, [-r[0], -r[1], -r[2]]), Vn(f, t.position, p), e.setPosition(f[0], f[1], f[2]) }, e.yaw = n => { const r = t.position; g(p), b(p, p, r), C(p, p, Oo(n), t.viewUp), b(p, p, [-r[0], -r[1], -r[2]]), Vn(v, t.focalPoint, p), e.setFocalPoint(v[0], v[1], v[2]) }, e.elevation = n => { const r = t.focalPoint, o = e.getViewMatrix(), a = [-o[0], -o[1], -o[2]]; g(p), b(p, p, r), C(p, p, Oo(n), a), b(p, p, [-r[0], -r[1], -r[2]]), Vn(f, t.position, p), e.setPosition(f[0], f[1], f[2]) }, e.pitch = n => { const r = t.position, o = e.getViewMatrix(), a = [o[0], o[1], o[2]]; g(p), b(p, p, r), C(p, p, Oo(n), a), b(p, p, [-r[0], -r[1], -r[2]]), Vn(v, t.focalPoint, p), e.setFocalPoint(...v) }, e.zoom = n => { n <= 0 || (t.parallelProjection ? t.parallelScale /= n : t.viewAngle /= n, e.modified()) }, e.translate = (n, r, o) => { const a = [n, r, o]; Go(t.position, a, t.position), Go(t.focalPoint, a, t.focalPoint), e.computeDistance(), e.modified() }, e.applyTransform = n => { const r = [...t.viewUp, 1], o = [], a = [], i = []; r[0] += t.position[0], r[1] += t.position[1], r[2] += t.position[2], Gi(o, [...t.position, 1], n), Gi(a, [...t.focalPoint, 1], n), Gi(i, r, n), i[0] -= o[0], i[1] -= o[1], i[2] -= o[2], e.setPosition(...o.slice(0, 3)), e.setFocalPoint(...a.slice(0, 3)), e.setViewUp(...i.slice(0, 3)) }, e.getThickness = () => t.clippingRange[1] - t.clippingRange[0], e.setThickness = n => { let r = n; r < 1e-20 && (r = 1e-20, Dh("Thickness is set to minimum.")), e.setClippingRange(t.clippingRange[0], t.clippingRange[0] + r) }, e.setThicknessFromFocalPoint = n => { let r = n; r < 1e-20 && (r = 1e-20, Dh("Thickness is set to minimum.")), e.setClippingRange(t.distance - r / 2, t.distance + r / 2) }, e.setRoll = e => { }, e.getRoll = () => { }, e.setObliqueAngles = (e, t) => { }, e.getOrientation = () => { }, e.getOrientationWXYZ = () => { }, e.getFrustumPlanes = e => { }, e.getCameraLightTransformMatrix = e => (d(e, t.cameraLightTransform), e), e.computeCameraLightTransform = () => { d(a, e.getViewMatrix()), h(a, a), P(i, [t.distance, t.distance, t.distance]), T(a, a, i), g(t.cameraLightTransform), b(t.cameraLightTransform, a, [0, 0, -1]) }, e.deepCopy = e => { }, e.physicalOrientationToWorldDirection = e => { const t = Hi(e[0], e[1], e[2], e[3]), n = Ui(), r = Hi(0, 0, 1, 0); var o, a; return a = t, (o = n)[0] = -a[0], o[1] = -a[1], o[2] = -a[2], o[3] = a[3], Wi(r, t, r), Wi(r, r, n), [r[0], r[1], r[2]] }, e.getPhysicalToWorldMatrix = t => { e.getWorldToPhysicalMatrix(t), h(t, t) }, e.getWorldToPhysicalMatrix = e => { g(e); const n = [3]; Ko(t.physicalViewNorth, t.physicalViewUp, n), e[0] = n[0], e[1] = n[1], e[2] = n[2], e[4] = t.physicalViewUp[0], e[5] = t.physicalViewUp[1], e[6] = t.physicalViewUp[2], e[8] = -t.physicalViewNorth[0], e[9] = -t.physicalViewNorth[1], e[10] = -t.physicalViewNorth[2], m(e, e), In(s, 1 / t.physicalScale, 1 / t.physicalScale, 1 / t.physicalScale), x(e, e, s), b(e, e, t.physicalTranslation) }, e.computeViewParametersFromViewMatrix = i => { h(a, i), Vn(s, n, a), e.computeDistance(); const u = t.distance; e.setPosition(s[0], s[1], s[2]), Vn(l, r, a), Pn(l, l, s), Mn(l, l), e.setDirectionOfProjection(l[0], l[1], l[2]), Vn(c, o, a), Pn(c, c, s), Mn(c, c), e.setViewUp(c[0], c[1], c[2]), e.setDistance(u) }, e.computeViewParametersFromPhysicalMatrix = t => { e.getWorldToPhysicalMatrix(a), T(a, t, a), e.computeViewParametersFromViewMatrix(a) }, e.setViewMatrix = n => { t.viewMatrix = n, t.viewMatrix && (d(a, t.viewMatrix), e.computeViewParametersFromViewMatrix(a), m(t.viewMatrix, t.viewMatrix)) }, e.getViewMatrix = () => { if (t.viewMatrix) return t.viewMatrix; q(a, t.position, t.focalPoint, t.viewUp), m(a, a); const e = new Float64Array(16); return d(e, a), e }, e.setProjectionMatrix = e => { t.projectionMatrix = e }, e.getProjectionMatrix = (e, n, r) => { const o = new Float64Array(16); if (g(o), t.projectionMatrix) { const e = 1 / t.physicalScale; return In(s, e, e, e), d(o, t.projectionMatrix), x(o, o, s), m(o, o), o } g(a); const i = t.clippingRange[1] - t.clippingRange[0], l = [t.clippingRange[0] + (n + 1) * i / 2, t.clippingRange[0] + (r + 1) * i / 2]; if (t.parallelProjection) { const n = t.parallelScale * e, r = t.parallelScale, o = (t.windowCenter[0] - 1) * n, i = (t.windowCenter[0] + 1) * n, s = (t.windowCenter[1] - 1) * r, c = (t.windowCenter[1] + 1) * r; K(a, o, i, s, c, l[0], l[1]), m(a, a) } else { if (t.useOffAxisProjection) throw new Error("Off-Axis projection is not supported at this time"); { const n = Math.tan(Oo(t.viewAngle) / 2); let r, o; !0 === t.useHorizontalViewAngle ? (r = t.clippingRange[0] * n, o = t.clippingRange[0] * n / e) : (r = t.clippingRange[0] * n * e, o = t.clippingRange[0] * n); const i = (t.windowCenter[0] - 1) * r, s = (t.windowCenter[0] + 1) * r, c = (t.windowCenter[1] - 1) * o, u = (t.windowCenter[1] + 1) * o, d = l[0], p = l[1]; a[0] = 2 * d / (s - i), a[5] = 2 * d / (u - c), a[2] = (i + s) / (s - i), a[6] = (c + u) / (u - c), a[10] = -(d + p) / (p - d), a[14] = -1, a[11] = -2 * d * p / (p - d), a[15] = 0 } } return d(o, a), o }, e.getCompositeProjectionMatrix = (t, n, r) => { const o = e.getViewMatrix(), a = e.getProjectionMatrix(t, n, r); return T(a, o, a), a }, e.setDirectionOfProjection = (e, n, r) => { if (t.directionOfProjection[0] === e && t.directionOfProjection[1] === n && t.directionOfProjection[2] === r) return; t.directionOfProjection[0] = e, t.directionOfProjection[1] = n, t.directionOfProjection[2] = r; const o = t.directionOfProjection; t.focalPoint[0] = t.position[0] + o[0] * t.distance, t.focalPoint[1] = t.position[1] + o[1] * t.distance, t.focalPoint[2] = t.position[2] + o[2] * t.distance, y() }, e.setDeviceAngles = (n, r, o, a) => { const i = [3]; Ko(t.physicalViewNorth, t.physicalViewUp, i); const s = g(new Float64Array(16)); C(s, s, Oo(n), t.physicalViewUp), C(s, s, Oo(r), i), C(s, s, Oo(o), t.physicalViewNorth), C(s, s, Oo(-a), t.physicalViewUp); const l = new Float64Array([-t.physicalViewUp[0], -t.physicalViewUp[1], -t.physicalViewUp[2]]), c = new Float64Array(t.physicalViewNorth); Vn(l, l, s), Vn(c, c, s), e.setDirectionOfProjection(l[0], l[1], l[2]), e.setViewUp(c[0], c[1], c[2]), e.modified() }, e.setOrientationWXYZ = (t, n, r, o) => { const a = g(new Float64Array(16)); if (0 !== t && (0 !== n || 0 !== r || 0 !== o)) { const e = Oo(t), i = Ui(); zi(i, [n, r, o], e), k(a, i) } const i = new Float64Array(3); Vn(i, [0, 0, -1], a); const s = new Float64Array(3); Vn(s, [0, 1, 0], a), e.setDirectionOfProjection(...i), e.setViewUp(...s), e.modified() }, e.computeClippingRange = e => { let n = null, r = null; n = t.viewPlaneNormal, r = t.position; const o = -n[0], a = -n[1], i = -n[2], s = -(o * r[0] + a * r[1] + i * r[2]), l = [o * e[0] + a * e[2] + i * e[4] + s, 1e-18]; for (let t = 0; t < 2; t++)for (let n = 0; n < 2; n++)for (let r = 0; r < 2; r++) { const c = o * e[r] + a * e[2 + n] + i * e[4 + t] + s; l[0] = c < l[0] ? c : l[0], l[1] = c > l[1] ? c : l[1] } return l } } const Vh = { position: [0, 0, 1], focalPoint: [0, 0, 0], viewUp: [0, 1, 0], directionOfProjection: [0, 0, -1], parallelProjection: !1, useHorizontalViewAngle: !1, viewAngle: 30, parallelScale: 1, clippingRange: [.01, 1000.01], windowCenter: [0, 0], viewPlaneNormal: [0, 0, 1], useOffAxisProjection: !1, screenBottomLeft: [-.5, -.5, -.5], screenBottomRight: [.5, -.5, -.5], screenTopRight: [.5, .5, -.5], freezeFocalPoint: !1, projectionMatrix: null, viewMatrix: null, cameraLightTransform: c(), physicalTranslation: [0, 0, 0], physicalScale: 1, physicalViewUp: [0, 1, 0], physicalViewNorth: [0, 0, -1] }; function Lh(e, t) { let n = arguments.length > 2 && void 0 !== arguments[2] ? arguments[2] : {}; Object.assign(t, Vh, n), jt.obj(e, t), jt.get(e, t, ["distance"]), jt.setGet(e, t, ["parallelProjection", "useHorizontalViewAngle", "viewAngle", "parallelScale", "useOffAxisProjection", "freezeFocalPoint", "physicalScale"]), jt.getArray(e, t, ["directionOfProjection", "viewPlaneNormal", "position", "focalPoint"]), jt.setGetArray(e, t, ["clippingRange", "windowCenter"], 2), jt.setGetArray(e, t, ["viewUp", "screenBottomLeft", "screenBottomRight", "screenTopRight", "physicalTranslation", "physicalViewUp", "physicalViewNorth"], 3), Eh(e, t) } var Bh = { newInstance: jt.newInstance(Lh, "vtkCamera"), extend: Lh }; function Nh(e, t) { t.classHierarchy.push("vtkLight"); const n = new Float64Array(3); e.getTransformedPosition = () => (t.transformMatrix ? Vn(n, t.position, t.transformMatrix) : In(n, t.position[0], t.position[1], t.position[2]), n), e.getTransformedFocalPoint = () => (t.transformMatrix ? Vn(n, t.focalPoint, t.transformMatrix) : In(n, t.focalPoint[0], t.focalPoint[1], t.focalPoint[2]), n), e.getDirection = () => (t.directionMTime < t.mtime && (_n(t.direction, t.focalPoint, t.position), qo(t.direction), t.directionMTime = t.mtime), t.direction), e.setDirection = e => { const n = new Float64Array(3); _n(n, t.position, e), t.focalPoint = n }, e.setDirectionAngle = (t, n) => { const r = Oo(t), o = Oo(n); e.setPosition(Math.cos(r) * Math.sin(o), Math.sin(r), Math.cos(r) * Math.cos(o)), e.setFocalPoint(0, 0, 0), e.setPositional(0) }, e.setLightTypeToHeadLight = () => { e.setLightType("HeadLight") }, e.setLightTypeToCameraLight = () => { e.setLightType("CameraLight") }, e.setLightTypeToSceneLight = () => { e.setTransformMatrix(null), e.setLightType("SceneLight") }, e.lightTypeIsHeadLight = () => "HeadLight" === t.lightType, e.lightTypeIsSceneLight = () => "SceneLight" === t.lightType, e.lightTypeIsCameraLight = () => "CameraLight" === t.lightType } const _h = { switch: !0, intensity: 1, color: [1, 1, 1], position: [0, 0, 1], focalPoint: [0, 0, 0], positional: !1, exponent: 1, coneAngle: 30, coneFalloff: 5, attenuationValues: [1, 0, 0], transformMatrix: null, lightType: "SceneLight", shadowAttenuation: 1, direction: [0, 0, 0], directionMTime: 0 }; function Fh(e, t) { let n = arguments.length > 2 && void 0 !== arguments[2] ? arguments[2] : {}; Object.assign(t, _h, n), jt.obj(e, t), jt.setGet(e, t, ["intensity", "switch", "positional", "exponent", "coneAngle", "coneFalloff", "transformMatrix", "lightType", "shadowAttenuation", "attenuationValues"]), jt.setGetArray(e, t, ["color", "position", "focalPoint", "attenuationValues"], 3), Nh(e, t) } var kh = { newInstance: jt.newInstance(Fh, "vtkLight"), extend: Fh, LIGHT_TYPES: ["HeadLight", "CameraLight", "SceneLight"] }; const { vtkErrorMacro: Gh } = jt; function Uh(e, t) { function n(e) { let t = arguments.length > 1 && void 0 !== arguments[1] ? arguments[1] : []; t.push(e); const r = e.getNestedProps(); if (r && r.length) for (let e = 0; e < r.length; e++)n(r[e], t); return t } t.classHierarchy.push("vtkViewport"), e.getViewProps = () => t.props, e.hasViewProp = e => t.props.includes(e), e.addViewProp = n => { n && !e.hasViewProp(n) && t.props.push(n) }, e.removeViewProp = e => { const n = t.props.filter((t => t !== e)); t.props.length !== n.length && (t.props = n) }, e.removeAllViewProps = () => { t.props = [] }, e.getViewPropsWithNestedProps = () => { const e = []; for (let r = 0; r < t.props.length; r++)n(t.props[r], e); return e }, e.addActor2D = e.addViewProp, e.removeActor2D = t => { e.removeViewProp(t) }, e.getActors2D = () => (t.actors2D = [], t.props.forEach((e => { t.actors2D = t.actors2D.concat(e.getActors2D()) })), t.actors2D), e.displayToView = () => Gh("call displayToView on your view instead"), e.viewToDisplay = () => Gh("callviewtodisplay on your view instead"), e.getSize = () => Gh("call getSize on your View instead"), e.normalizedDisplayToProjection = (t, n, r) => { const o = e.normalizedDisplayToNormalizedViewport(t, n, r); return e.normalizedViewportToProjection(o[0], o[1], o[2]) }, e.normalizedDisplayToNormalizedViewport = (e, n, r) => { const o = [t.viewport[2] - t.viewport[0], t.viewport[3] - t.viewport[1]]; return [(e - t.viewport[0]) / o[0], (n - t.viewport[1]) / o[1], r] }, e.normalizedViewportToProjection = (e, t, n) => [2 * e - 1, 2 * t - 1, 2 * n - 1], e.projectionToNormalizedDisplay = (t, n, r) => { const o = e.projectionToNormalizedViewport(t, n, r); return e.normalizedViewportToNormalizedDisplay(o[0], o[1], o[2]) }, e.normalizedViewportToNormalizedDisplay = (e, n, r) => { const o = [t.viewport[2] - t.viewport[0], t.viewport[3] - t.viewport[1]]; return [e * o[0] + t.viewport[0], n * o[1] + t.viewport[1], r] }, e.projectionToNormalizedViewport = (e, t, n) => [.5 * (e + 1), .5 * (t + 1), .5 * (n + 1)], e.PickPropFrom = ("PickPropFrom", () => Gh("vtkViewport::PickPropFrom - NOT IMPLEMENTED")) } const zh = { background: [0, 0, 0], background2: [.2, .2, .2], gradientBackground: !1, viewport: [0, 0, 1, 1], aspect: [1, 1], pixelAspect: [1, 1], props: [], actors2D: [] }; function Wh(e, t) { let n = arguments.length > 2 && void 0 !== arguments[2] ? arguments[2] : {}; Object.assign(t, zh, n), jt.obj(e, t), jt.event(e, t, "event"), jt.setGetArray(e, t, ["viewport"], 4), jt.setGetArray(e, t, ["background", "background2"], 3), Uh(e, t) } var Hh = { newInstance: jt.newInstance(Wh, "vtkViewport"), extend: Wh }; const { vtkDebugMacro: jh, vtkErrorMacro: Kh, vtkWarningMacro: $h } = Kt; function qh(e) { return () => Kh(`vtkRenderer::${e} - NOT IMPLEMENTED`) } function Xh(e, t) { t.classHierarchy.push("vtkRenderer"); const n = { type: "ComputeVisiblePropBoundsEvent", renderer: e }, r = { type: "ResetCameraClippingRangeEvent", renderer: e }, o = { type: "ResetCameraEvent", renderer: e }; e.updateCamera = () => (t.activeCamera || (jh("No cameras are on, creating one."), e.getActiveCameraAndResetIfCreated()), t.activeCamera.render(e), !0), e.updateLightsGeometryToFollowCamera = () => { const n = e.getActiveCameraAndResetIfCreated(); t.lights.forEach((e => { e.lightTypeIsSceneLight() || (e.lightTypeIsHeadLight() ? (e.setPositionFrom(n.getPositionByReference()), e.setFocalPointFrom(n.getFocalPointByReference()), e.modified(n.getMTime())) : e.lightTypeIsCameraLight() ? e.setTransformMatrix(n.getCameraLightTransformMatrix(c())) : Kh("light has unknown light type", e.get())) })) }, e.updateLightGeometry = () => !t.lightFollowCamera || e.updateLightsGeometryToFollowCamera(), e.allocateTime = qh("allocateTime"), e.updateGeometry = qh("updateGeometry"), e.getVTKWindow = () => t._renderWindow, e.setLayer = n => { jh(e.getClassName(), e, "setting Layer to ", n), t.layer !== n && (t.layer = n, e.modified()), e.setPreserveColorBuffer(!!n) }, e.setActiveCamera = n => t.activeCamera !== n && (t.activeCamera = n, e.modified(), e.invokeEvent({ type: "ActiveCameraEvent", camera: n }), !0), e.makeCamera = () => { const t = Bh.newInstance(); return e.invokeEvent({ type: "CreateCameraEvent", camera: t }), t }, e.getActiveCamera = () => (t.activeCamera || (t.activeCamera = e.makeCamera()), t.activeCamera), e.getActiveCameraAndResetIfCreated = () => (t.activeCamera || (e.getActiveCamera(), e.resetCamera()), t.activeCamera), e.getActors = () => (t.actors = [], t.props.forEach((e => { t.actors = t.actors.concat(e.getActors()) })), t.actors), e.addActor = e.addViewProp, e.removeActor = n => { t.actors = t.actors.filter((e => e !== n)), e.removeViewProp(n), e.modified() }, e.removeAllActors = () => { e.getActors().forEach((t => { e.removeViewProp(t) })), t.actors = [], e.modified() }, e.getVolumes = () => (t.volumes = [], t.props.forEach((e => { t.volumes = t.volumes.concat(e.getVolumes()) })), t.volumes), e.addVolume = e.addViewProp, e.removeVolume = n => { t.volumes = t.volumes.filter((e => e !== n)), e.removeViewProp(n), e.modified() }, e.removeAllVolumes = () => { e.getVolumes().forEach((t => { e.removeViewProp(t) })), t.volumes = [], e.modified() }, e.hasLight = e => t.lights.includes(e), e.addLight = n => { n && !e.hasLight(n) && (t.lights.push(n), e.modified()) }, e.removeLight = n => { t.lights = t.lights.filter((e => e !== n)), e.modified() }, e.removeAllLights = () => { t.lights = [], e.modified() }, e.setLightCollection = n => { t.lights = n, e.modified() }, e.makeLight = kh.newInstance, e.createLight = () => { t.automaticLightCreation && (t._createdLight && (e.removeLight(t._createdLight), t._createdLight.delete(), t._createdLight = null), t._createdLight = e.makeLight(), e.addLight(t._createdLight), t._createdLight.setLightTypeToHeadLight(), t._createdLight.setPosition(e.getActiveCamera().getPosition()), t._createdLight.setFocalPoint(e.getActiveCamera().getFocalPoint())) }, e.normalizedDisplayToWorld = (t, n, r, o) => { let a = e.normalizedDisplayToProjection(t, n, r); return a = e.projectionToView(a[0], a[1], a[2], o), e.viewToWorld(a[0], a[1], a[2]) }, e.worldToNormalizedDisplay = (t, n, r, o) => { let a = e.worldToView(t, n, r); return a = e.viewToProjection(a[0], a[1], a[2], o), e.projectionToNormalizedDisplay(a[0], a[1], a[2]) }, e.viewToWorld = (e, n, r) => { if (null === t.activeCamera) return Kh("ViewToWorld: no active camera, cannot compute view to world, returning 0,0,0"), [0, 0, 0]; const o = t.activeCamera.getViewMatrix(); h(o, o), m(o, o); const a = new Float64Array([e, n, r]); return Vn(a, a, o), a }, e.projectionToView = (e, n, r, o) => { if (null === t.activeCamera) return Kh("ProjectionToView: no active camera, cannot compute projection to view, returning 0,0,0"), [0, 0, 0]; const a = t.activeCamera.getProjectionMatrix(o, -1, 1); h(a, a), m(a, a); const i = new Float64Array([e, n, r]); return Vn(i, i, a), i }, e.worldToView = (e, n, r) => { if (null === t.activeCamera) return Kh("WorldToView: no active camera, cannot compute view to world, returning 0,0,0"), [0, 0, 0]; const o = t.activeCamera.getViewMatrix(); m(o, o); const a = new Float64Array([e, n, r]); return Vn(a, a, o), a }, e.viewToProjection = (e, n, r, o) => { if (null === t.activeCamera) return Kh("ViewToProjection: no active camera, cannot compute view to projection, returning 0,0,0"), [0, 0, 0]; const a = t.activeCamera.getProjectionMatrix(o, -1, 1); m(a, a); const i = new Float64Array([e, n, r]); return Vn(i, i, a), i }, e.computeVisiblePropBounds = () => { t.allBounds[0] = ki.INIT_BOUNDS[0], t.allBounds[1] = ki.INIT_BOUNDS[1], t.allBounds[2] = ki.INIT_BOUNDS[2], t.allBounds[3] = ki.INIT_BOUNDS[3], t.allBounds[4] = ki.INIT_BOUNDS[4], t.allBounds[5] = ki.INIT_BOUNDS[5]; let r = !0; e.invokeEvent(n); for (let e = 0; e < t.props.length; ++e) { const n = t.props[e]; if (n.getVisibility() && n.getUseBounds()) { const e = n.getBounds(); e && Ra(e) && (r = !1, e[0] < t.allBounds[0] && (t.allBounds[0] = e[0]), e[1] > t.allBounds[1] && (t.allBounds[1] = e[1]), e[2] < t.allBounds[2] && (t.allBounds[2] = e[2]), e[3] > t.allBounds[3] && (t.allBounds[3] = e[3]), e[4] < t.allBounds[4] && (t.allBounds[4] = e[4]), e[5] > t.allBounds[5] && (t.allBounds[5] = e[5])) } } return r && (Oa(t.allBounds), jh("Can't compute bounds, no 3D props are visible")), t.allBounds }, e.resetCamera = function () { let n = arguments.length > 0 && void 0 !== arguments[0] ? arguments[0] : null; const r = n || e.computeVisiblePropBounds(), a = [0, 0, 0]; if (!Ra(r)) return jh("Cannot reset camera!"), !1; let i = null; if (!e.getActiveCamera()) return Kh("Trying to reset non-existent camera"), !1; i = t.activeCamera.getViewPlaneNormal(), t.activeCamera.setViewAngle(30), a[0] = (r[0] + r[1]) / 2, a[1] = (r[2] + r[3]) / 2, a[2] = (r[4] + r[5]) / 2; let s = r[1] - r[0], l = r[3] - r[2], c = r[5] - r[4]; s *= s, l *= l, c *= c; let u = s + l + c; u = 0 === u ? 1 : u, u = .5 * Math.sqrt(u); const d = Oo(t.activeCamera.getViewAngle()), p = u, f = u / Math.sin(.5 * d), g = t.activeCamera.getViewUp(); return Math.abs(jo(g, i)) > .999 && ($h("Resetting view-up since view plane normal is parallel"), t.activeCamera.setViewUp(-g[2], g[0], g[1])), t.activeCamera.setFocalPoint(a[0], a[1], a[2]), t.activeCamera.setPosition(a[0] + f * i[0], a[1] + f * i[1], a[2] + f * i[2]), e.resetCameraClippingRange(r), t.activeCamera.setParallelScale(p), t.activeCamera.setPhysicalScale(u), t.activeCamera.setPhysicalTranslation(-a[0], -a[1], -a[2]), e.invokeEvent(o), !0 }, e.resetCameraClippingRange = function () { let n = arguments.length > 0 && void 0 !== arguments[0] ? arguments[0] : null; const o = n || e.computeVisiblePropBounds(); if (!Ra(o)) return jh("Cannot reset camera clipping range!"), !1; if (e.getActiveCameraAndResetIfCreated(), !t.activeCamera) return Kh("Trying to reset clipping range of non-existent camera"), !1; const a = t.activeCamera.computeClippingRange(o); let i = 0; if (t.activeCamera.getParallelProjection()) i = .2 * t.activeCamera.getParallelScale(); else { const e = Oo(t.activeCamera.getViewAngle()); i = .2 * Math.tan(e / 2) * a[1] } return a[1] - a[0] < i && (i = i - a[1] + a[0], a[1] += i / 2, a[0] -= i / 2), a[0] < 0 && (a[0] = 0), a[0] = .99 * a[0] - (a[1] - a[0]) * t.clippingRangeExpansion, a[1] = 1.01 * a[1] + (a[1] - a[0]) * t.clippingRangeExpansion, a[0] = a[0] >= a[1] ? .01 * a[1] : a[0], t.nearClippingPlaneTolerance || (t.nearClippingPlaneTolerance = .01), a[0] < t.nearClippingPlaneTolerance * a[1] && (a[0] = t.nearClippingPlaneTolerance * a[1]), t.activeCamera.setClippingRange(a[0], a[1]), e.invokeEvent(r), !1 }, e.setRenderWindow = e => { e !== t._renderWindow && (t._vtkWindow = e, t._renderWindow = e) }, e.visibleActorCount = () => t.props.filter((e => e.getVisibility())).length, e.visibleVolumeCount = e.visibleActorCount, e.getMTime = () => { let e = t.mtime; const n = t.activeCamera ? t.activeCamera.getMTime() : 0; n > e && (e = n); const r = t._createdLight ? t._createdLight.getMTime() : 0; return r > e && (e = r), e }, e.getTransparent = () => !!t.preserveColorBuffer, e.isActiveCameraCreated = () => !!t.activeCamera } const Yh = { pickedProp: null, activeCamera: null, allBounds: [], ambient: [1, 1, 1], allocatedRenderTime: 100, timeFactor: 1, automaticLightCreation: !0, twoSidedLighting: !0, lastRenderTimeInSeconds: -1, renderWindow: null, lights: [], actors: [], volumes: [], lightFollowCamera: !0, numberOfPropsRendered: 0, propArray: null, pathArray: null, layer: 0, preserveColorBuffer: !1, preserveDepthBuffer: !1, computeVisiblePropBounds: Fa(), interactive: !0, nearClippingPlaneTolerance: 0, clippingRangeExpansion: .05, erase: !0, draw: !0, useShadows: !1, useDepthPeeling: !1, occlusionRatio: 0, maximumNumberOfPeels: 4, selector: null, delegate: null, texturedBackground: !1, backgroundTexture: null, environmentTexture: null, environmentTextureDiffuseStrength: 1, environmentTextureSpecularStrength: 1, useEnvironmentTextureAsBackground: !1, pass: 0 }; function Zh(e, t) { let n = arguments.length > 2 && void 0 !== arguments[2] ? arguments[2] : {}; for (Object.assign(t, Yh, n), Hh.extend(e, t, n), t.background || (t.background = [0, 0, 0, 1]); t.background.length < 3;)t.background.push(0); 3 === t.background.length && t.background.push(1), bt(e, t, ["_renderWindow", "allocatedRenderTime", "timeFactor", "lastRenderTimeInSeconds", "numberOfPropsRendered", "lastRenderingUsedDepthPeeling", "selector"]), At(e, t, ["twoSidedLighting", "lightFollowCamera", "automaticLightCreation", "erase", "draw", "nearClippingPlaneTolerance", "clippingRangeExpansion", "backingStore", "interactive", "layer", "preserveColorBuffer", "preserveDepthBuffer", "useDepthPeeling", "occlusionRatio", "maximumNumberOfPeels", "delegate", "backgroundTexture", "texturedBackground", "environmentTexture", "environmentTextureDiffuseStrength", "environmentTextureSpecularStrength", "useEnvironmentTextureAsBackground", "useShadows", "pass"]), It(e, t, ["actors", "volumes", "lights"]), Pt(e, t, ["background"], 4, 1), Ot(0, t, ["renderWindow"]), Xh(e, t) } var Qh = { newInstance: Et(Zh, "vtkRenderer"), extend: Zh }; const Jh = Object.create(null); function ev(e, t) { Jh[e] = t } function tv(e) { let t = arguments.length > 1 && void 0 !== arguments[1] ? arguments[1] : {}; return Jh[e] && Jh[e](t) } function nv(e, t) { t.classHierarchy.push("vtkRenderWindow"), e.addRenderer = n => { e.hasRenderer(n) || (n.setRenderWindow(e), t.renderers.push(n), e.modified()) }, e.removeRenderer = n => { t.renderers = t.renderers.filter((e => e !== n)), e.modified() }, e.hasRenderer = e => -1 !== t.renderers.indexOf(e), e.newAPISpecificView = function (e) { let n = arguments.length > 1 && void 0 !== arguments[1] ? arguments[1] : {}; return tv(e || t.defaultViewAPI, n) }, e.addView = n => { e.hasView(n) || (n.setRenderable(e), t._views.push(n), e.modified()) }, e.removeView = n => { t._views = t._views.filter((e => e !== n)), e.modified() }, e.hasView = e => -1 !== t._views.indexOf(e), e.preRender = () => { t.renderers.forEach((e => { e.isActiveCameraCreated() || e.resetCamera() })) }, e.render = () => { e.preRender(), t.interactor ? t.interactor.render() : t._views.forEach((e => e.traverseAllPasses())) }, e.getStatistics = () => { const e = { propCount: 0, invisiblePropCount: 0, gpuMemoryMB: 0 }; return t._views.forEach((t => { t.getGraphicsMemoryInfo && (e.gpuMemoryMB += t.getGraphicsMemoryInfo() / 1e6) })), t.renderers.forEach((n => { const r = n.getViewProps(), o = t._views[0].getViewNodeFor(n); r.forEach((t => { if (t.getVisibility()) { e.propCount += 1; const n = t.getMapper && t.getMapper(); if (n && n.getPrimitiveCount) { const t = o.getViewNodeFor(n); if (t) { t.getAllocatedGPUMemoryInBytes && (e.gpuMemoryMB += t.getAllocatedGPUMemoryInBytes() / 1e6); const r = n.getPrimitiveCount(); Object.keys(r).forEach((t => { e[t] || (e[t] = 0), e[t] += r[t] })) } } } else e.invisiblePropCount += 1 })) })), e.str = Object.keys(e).map((t => `${t}: ${e[t]}`)).join("\n"), e }, e.captureImages = function () { let n = arguments.length > 0 && void 0 !== arguments[0] ? arguments[0] : "image/png", r = arguments.length > 1 && void 0 !== arguments[1] ? arguments[1] : {}; return jt.setImmediate(e.render), t._views.map((e => e.captureNextImage ? e.captureNextImage(n, r) : void 0)).filter((e => !!e)) } } const rv = { defaultViewAPI: "WebGL", renderers: [], views: [], interactor: null, neverRendered: !0, numberOfLayers: 1 }; function ov(e, t) { let n = arguments.length > 2 && void 0 !== arguments[2] ? arguments[2] : {}; Object.assign(t, rv, n), jt.obj(e, t), jt.setGet(e, t, ["interactor", "numberOfLayers", "_views", "defaultViewAPI"]), jt.get(e, t, ["neverRendered"]), jt.getArray(e, t, ["renderers"]), jt.moveToProtected(e, t, ["views"]), jt.event(e, t, "completion"), nv(e, t) } var av = { newInstance: jt.newInstance(ov, "vtkRenderWindow"), extend: ov, registerViewConstructor: ev, listViewAPIs: function () { return Object.keys(Jh) }, newAPISpecificView: tv }; const iv = { Unknown: 0, LeftController: 1, RightController: 2 }, sv = { Unknown: 0, Trigger: 1, TrackPad: 2, Grip: 3, Thumbstick: 4, A: 5, B: 6, ApplicationMenu: 7 }; var lv = { Device: iv, Input: sv, Axis: { Unknown: 0, TouchpadX: 1, TouchpadY: 2, ThumbstickX: 3, ThumbstickY: 4 } }; const { Device: cv, Input: uv } = lv, { vtkWarningMacro: dv, vtkErrorMacro: pv, normalizeWheel: fv, vtkOnceErrorMacro: gv } = jt, mv = { ctrlKey: !1, altKey: !1, shiftKey: !1 }, hv = { "xr-standard": [uv.Trigger, uv.Grip, uv.TrackPad, uv.Thumbstick, uv.A, uv.B] }, vv = ["StartAnimation", "Animation", "EndAnimation", "PointerEnter", "PointerLeave", "MouseEnter", "MouseLeave", "StartMouseMove", "MouseMove", "EndMouseMove", "LeftButtonPress", "LeftButtonRelease", "MiddleButtonPress", "MiddleButtonRelease", "RightButtonPress", "RightButtonRelease", "KeyPress", "KeyDown", "KeyUp", "StartMouseWheel", "MouseWheel", "EndMouseWheel", "StartPinch", "Pinch", "EndPinch", "StartPan", "Pan", "EndPan", "StartRotate", "Rotate", "EndRotate", "Button3D", "Move3D", "StartPointerLock", "EndPointerLock", "StartInteraction", "Interaction", "EndInteraction", "AnimationFrameRateUpdate"]; function yv(e) { e.cancelable && e.preventDefault() } function Tv(e) { const t = Object.create(null); return e.forEach((e => { let { pointerId: n, position: r } = e; t[n] = r })), t } function bv(e, t) { t.classHierarchy.push("vtkRenderWindowInteractor"); const n = { ...e }, r = new Set, o = new Map; let a = 1; function i(n, r) { t._forcedRenderer || (t.currentRenderer = e.findPokedRenderer(n, r)) } e.start = () => { (t.initialized || (e.initialize(), t.initialized)) && e.startEventLoop() }, e.setRenderWindow = e => { pv("you want to call setView(view) instead of setRenderWindow on a vtk.js interactor") }, e.setInteractorStyle = n => { t.interactorStyle !== n && (null != t.interactorStyle && t.interactorStyle.setInteractor(null), t.interactorStyle = n, null != t.interactorStyle && t.interactorStyle.getInteractor() !== e && t.interactorStyle.setInteractor(e)) }, e.initialize = () => { t.initialized = !0, e.enable(), e.render() }, e.enable = () => e.setEnabled(!0), e.disable = () => e.setEnabled(!1), e.startEventLoop = () => dv("empty event loop"), e.getCurrentRenderer = () => (t.currentRenderer || i(0, 0), t.currentRenderer); const s = t._getScreenEventPositionFor || function (e) { const n = t._view.getCanvas(), r = n.getBoundingClientRect(), a = n.width / r.width, s = n.height / r.height, l = { x: a * (e.clientX - r.left), y: s * (r.height - e.clientY + r.top), z: 0 }; return (o.size <= 1 || !t.currentRenderer) && i(l.x, l.y), l }; function l(e) { return { controlKey: e.ctrlKey, altKey: e.altKey, shiftKey: e.shiftKey } } function c(e) { const t = l(e); return { key: e.key, keyCode: e.charCode, ...t } } function u(e) { return e.pointerType || "" } const d = () => { if (null === t.container) return; const { container: n } = t; n.addEventListener("contextmenu", yv), n.addEventListener("wheel", e.handleWheel), n.addEventListener("DOMMouseScroll", e.handleWheel), n.addEventListener("pointerenter", e.handlePointerEnter), n.addEventListener("pointerleave", e.handlePointerLeave), n.addEventListener("pointermove", e.handlePointerMove, { passive: !1 }), n.addEventListener("pointerdown", e.handlePointerDown, { passive: !1 }), n.addEventListener("pointerup", e.handlePointerUp), n.addEventListener("pointercancel", e.handlePointerCancel), document.addEventListener("keypress", e.handleKeyPress), document.addEventListener("keydown", e.handleKeyDown), document.addEventListener("keyup", e.handleKeyUp), document.addEventListener("pointerlockchange", e.handlePointerLockChange), n.style.touchAction = "none", n.style.userSelect = "none", n.style.webkitTapHighlightColor = "rgba(0,0,0,0)" }; e.bindEvents = e => { null !== e && n.setContainer(e) && d() }; const p = () => { clearTimeout(t.moveTimeoutID), clearTimeout(t.wheelTimeoutID), t.moveTimeoutID = 0, t.wheelTimeoutID = 0, a = 1; const { container: n } = t; n && (n.removeEventListener("contextmenu", yv), n.removeEventListener("wheel", e.handleWheel), n.removeEventListener("DOMMouseScroll", e.handleWheel), n.removeEventListener("pointerenter", e.handlePointerEnter), n.removeEventListener("pointerleave", e.handlePointerLeave), n.removeEventListener("pointermove", e.handlePointerMove, { passive: !1 }), n.removeEventListener("pointerdown", e.handlePointerDown, { passive: !1 }), n.removeEventListener("pointerup", e.handlePointerUp), n.removeEventListener("pointercancel", e.handlePointerCancel)), document.removeEventListener("keypress", e.handleKeyPress), document.removeEventListener("keydown", e.handleKeyDown), document.removeEventListener("keyup", e.handleKeyUp), document.removeEventListener("pointerlockchange", e.handlePointerLockChange), o.clear() }; function f() { t._view && t.enabled && t.enableRender && (t.inRender = !0, t._view.traverseAllPasses(), t.inRender = !1), e.invokeRenderEvent() } e.unbindEvents = () => { p(), n.setContainer(null) }, e.handleKeyPress = t => { const n = c(t); e.keyPressEvent(n) }, e.handleKeyDown = t => { const n = c(t); e.keyDownEvent(n) }, e.handleKeyUp = t => { const n = c(t); e.keyUpEvent(n) }, e.handlePointerEnter = t => { const n = { ...l(t), position: s(t), deviceType: u(t) }; e.pointerEnterEvent(n), "mouse" === n.deviceType && e.mouseEnterEvent(n) }, e.handlePointerLeave = t => { const n = { ...l(t), position: s(t), deviceType: u(t) }; e.pointerLeaveEvent(n), "mouse" === n.deviceType && e.mouseLeaveEvent(n) }, e.handlePointerDown = n => { if (!(n.button > 2 || e.isPointerLocked())) switch (t.preventDefaultOnPointerDown && yv(n), n.target.hasPointerCapture(n.pointerId) && n.target.releasePointerCapture(n.pointerId), t.container.setPointerCapture(n.pointerId), o.has(n.pointerId) && dv("[RenderWindowInteractor] duplicate pointerId detected"), o.set(n.pointerId, { pointerId: n.pointerId, position: s(n) }), n.pointerType) { case "pen": case "touch": e.handleTouchStart(n); break; default: e.handleMouseDown(n) } }, e.handlePointerUp = n => { if (o.has(n.pointerId)) switch (t.preventDefaultOnPointerUp && yv(n), o.delete(n.pointerId), t.container.releasePointerCapture(n.pointerId), n.pointerType) { case "pen": case "touch": e.handleTouchEnd(n); break; default: e.handleMouseUp(n) } }, e.handlePointerCancel = t => { if (o.has(t.pointerId)) switch (o.delete(t.pointerId), t.pointerType) { case "pen": case "touch": e.handleTouchEnd(t); break; default: e.handleMouseUp(t) } }, e.handlePointerMove = t => { switch (o.has(t.pointerId) && (o.get(t.pointerId).position = s(t)), t.pointerType) { case "pen": case "touch": e.handleTouchMove(t); break; default: e.handleMouseMove(t) } }, e.handleMouseDown = t => { const n = { ...l(t), position: s(t), deviceType: u(t) }; switch (t.button) { case 0: e.leftButtonPressEvent(n); break; case 1: e.middleButtonPressEvent(n); break; case 2: e.rightButtonPressEvent(n); break; default: pv(`Unknown mouse button pressed: ${t.button}`) } }, e.requestPointerLock = () => { t.container && t.container.requestPointerLock() }, e.exitPointerLock = () => document.exitPointerLock?.(), e.isPointerLocked = () => !!t.container && document.pointerLockElement === t.container, e.handlePointerLockChange = () => { e.isPointerLocked() ? e.startPointerLockEvent() : e.endPointerLockEvent() }, e.requestAnimation = n => { void 0 !== n ? r.has(n) ? dv("requester is already registered for animating") : (r.add(n), t.animationRequest || 1 !== r.size || t.xrAnimation || (t._animationStartTime = Date.now(), t._animationFrameCount = 0, t.animationRequest = requestAnimationFrame(e.handleAnimation), e.startAnimationEvent())) : pv("undefined requester, can not start animating") }, e.extendAnimation = n => { const o = Date.now() + n; t._animationExtendedEnd = Math.max(t._animationExtendedEnd, o), t.animationRequest || 0 !== r.size || t.xrAnimation || (t._animationStartTime = Date.now(), t._animationFrameCount = 0, t.animationRequest = requestAnimationFrame(e.handleAnimation), e.startAnimationEvent()) }, e.isAnimating = () => t.xrAnimation || null !== t.animationRequest, e.cancelAnimation = function (n) { let o = arguments.length > 1 && void 0 !== arguments[1] && arguments[1]; if (r.has(n)) r.delete(n), t.animationRequest && 0 === r.size && Date.now() > t._animationExtendedEnd && (cancelAnimationFrame(t.animationRequest), t.animationRequest = null, e.endAnimationEvent(), e.render()); else if (!o) { const e = n && n.getClassName ? n.getClassName() : n; dv(`${e} did not request an animation`) } }, e.switchToXRAnimation = () => { t.animationRequest && (cancelAnimationFrame(t.animationRequest), t.animationRequest = null), t.xrAnimation = !0 }, e.returnFromXRAnimation = () => { t.xrAnimation = !1, 0 !== r.size && (t.recentAnimationFrameRate = 10, t.animationRequest = requestAnimationFrame(e.handleAnimation)) }, e.updateXRGamepads = (n, r, o) => { n.inputSources.forEach((n => { const a = null == n.gripSpace ? null : r.getPose(n.gripSpace, o), i = n.gamepad, s = n.handedness; if (i) { i.index in t.lastGamepadValues || (t.lastGamepadValues[i.index] = { left: { buttons: {} }, right: { buttons: {} }, none: { buttons: {} } }); for (let r = 0; r < i.buttons.length; ++r)r in t.lastGamepadValues[i.index][s].buttons || (t.lastGamepadValues[i.index][s].buttons[r] = !1), t.lastGamepadValues[i.index][s].buttons[r] !== i.buttons[r].pressed && null != a && (e.button3DEvent({ gamepad: i, position: a.transform.position, orientation: a.transform.orientation, pressed: i.buttons[r].pressed, device: "left" === n.handedness ? cv.LeftController : cv.RightController, input: hv[i.mapping] && hv[i.mapping][r] ? hv[i.mapping][r] : uv.Trigger }), t.lastGamepadValues[i.index][s].buttons[r] = i.buttons[r].pressed), t.lastGamepadValues[i.index][s].buttons[r] && null != a && e.move3DEvent({ gamepad: i, position: a.transform.position, orientation: a.transform.orientation, device: "left" === n.handedness ? cv.LeftController : cv.RightController }) } })) }, e.handleMouseMove = n => { const r = { ...l(n), position: s(n), deviceType: u(n) }; 0 === t.moveTimeoutID ? e.startMouseMoveEvent(r) : (e.mouseMoveEvent(r), clearTimeout(t.moveTimeoutID)), t.moveTimeoutID = setTimeout((() => { e.endMouseMoveEvent(), t.moveTimeoutID = 0 }), 200) }, e.handleAnimation = () => { const n = Date.now(); t._animationFrameCount++, n - t._animationStartTime > 1e3 && t._animationFrameCount > 1 && (t.recentAnimationFrameRate = 1e3 * (t._animationFrameCount - 1) / (n - t._animationStartTime), t.lastFrameTime = 1 / t.recentAnimationFrameRate, e.animationFrameRateUpdateEvent(), t._animationStartTime = n, t._animationFrameCount = 1), e.animationEvent(), f(), r.size > 0 || Date.now() < t._animationExtendedEnd ? t.animationRequest = requestAnimationFrame(e.handleAnimation) : (cancelAnimationFrame(t.animationRequest), t.animationRequest = null, e.endAnimationEvent(), e.render()) }, e.handleWheel = n => { yv(n); const r = { ...fv(n), ...l(n), position: s(n), deviceType: u(n) }; 0 === t.wheelTimeoutID && (a = Math.abs(r.spinY) >= .3 ? Math.abs(r.spinY) : 1), r.spinY /= a, 0 === t.wheelTimeoutID ? (e.startMouseWheelEvent(r), e.mouseWheelEvent(r)) : (e.mouseWheelEvent(r), clearTimeout(t.wheelTimeoutID)), t.mouseScrollDebounceByPass ? (e.extendAnimation(600), e.endMouseWheelEvent(), t.wheelTimeoutID = 0) : t.wheelTimeoutID = setTimeout((() => { e.extendAnimation(600), e.endMouseWheelEvent(), t.wheelTimeoutID = 0 }), 200) }, e.handleMouseUp = t => { const n = { ...l(t), position: s(t), deviceType: u(t) }; switch (t.button) { case 0: e.leftButtonReleaseEvent(n); break; case 1: e.middleButtonReleaseEvent(n); break; case 2: e.rightButtonReleaseEvent(n); break; default: pv(`Unknown mouse button released: ${t.button}`) } }, e.handleTouchStart = n => { const r = [...o.values()]; if (t.recognizeGestures && r.length > 1) { const t = Tv(o); if (2 === r.length) { const t = { ...l(mv), position: r[0].position, deviceType: u(n) }; e.leftButtonReleaseEvent(t) } e.recognizeGesture("TouchStart", t) } else if (1 === r.length) { const t = { ...l(mv), position: s(n), deviceType: u(n) }; e.leftButtonPressEvent(t) } }, e.handleTouchMove = n => { const r = [...o.values()]; if (t.recognizeGestures && r.length > 1) { const t = Tv(o); e.recognizeGesture("TouchMove", t) } else if (1 === r.length) { const t = { ...l(mv), position: r[0].position, deviceType: u(n) }; e.mouseMoveEvent(t) } }, e.handleTouchEnd = n => { const r = [...o.values()]; if (t.recognizeGestures) if (0 === r.length) { const t = { ...l(mv), position: s(n), deviceType: u(n) }; e.leftButtonReleaseEvent(t) } else if (1 === r.length) { const t = Tv(o); e.recognizeGesture("TouchEnd", t); const a = { ...l(mv), position: r[0].position, deviceType: u(n) }; e.leftButtonPressEvent(a) } else { const t = Tv(o); e.recognizeGesture("TouchMove", t) } else if (1 === r.length) { const t = { ...l(mv), position: r[0].position, deviceType: u(n) }; e.leftButtonReleaseEvent(t) } }, e.setView = n => { t._view !== n && (t._view = n, t._view.getRenderable().setInteractor(e), e.modified()) }, e.getFirstRenderer = () => t._view?.getRenderable()?.getRenderersByReference()?.[0], e.findPokedRenderer = function () { let e = arguments.length > 0 && void 0 !== arguments[0] ? arguments[0] : 0, n = arguments.length > 1 && void 0 !== arguments[1] ? arguments[1] : 0; if (!t._view) return null; const r = t._view?.getRenderable()?.getRenderers(); if (!r || 0 === r.length) return null; r.sort(((e, t) => e.getLayer() - t.getLayer())); let o = null, a = null, i = null, s = r.length; for (; s--;) { const l = r[s]; if (t._view.isInViewport(e, n, l) && l.getInteractive()) { i = l; break } null === o && l.getInteractive() && (o = l), null === a && t._view.isInViewport(e, n, l) && (a = l) } return null === i && (i = o), null === i && (i = a), null == i && (i = r[0]), i }, e.render = () => { e.isAnimating() || t.inRender || f() }, vv.forEach((n => { const r = n.charAt(0).toLowerCase() + n.slice(1); e[`${r}Event`] = r => { if (!t.enabled) return; if (!e.getCurrentRenderer()) return void gv("\n          Can not forward events without a current renderer on the interactor.\n        "); const o = { type: n, pokedRenderer: t.currentRenderer, firstRenderer: e.getFirstRenderer(), ...r }; e[`invoke${n}`](o) } })), e.recognizeGesture = (n, r) => { if (Object.keys(r).length > 2) return; if (t.startingEventPositions || (t.startingEventPositions = {}), "TouchStart" === n) return Object.keys(r).forEach((e => { t.startingEventPositions[e] = r[e] })), void (t.currentGesture = "Start"); if ("TouchEnd" === n) return "Pinch" === t.currentGesture && (e.render(), e.endPinchEvent()), "Rotate" === t.currentGesture && (e.render(), e.endRotateEvent()), "Pan" === t.currentGesture && (e.render(), e.endPanEvent()), t.currentGesture = "Start", void (t.startingEventPositions = {}); let o = 0; const a = [], i = []; Object.keys(r).forEach((e => { a[o] = r[e], i[o] = t.startingEventPositions[e], o++ })); const s = Math.sqrt((i[0].x - i[1].x) * (i[0].x - i[1].x) + (i[0].y - i[1].y) * (i[0].y - i[1].y)), l = Math.sqrt((a[0].x - a[1].x) * (a[0].x - a[1].x) + (a[0].y - a[1].y) * (a[0].y - a[1].y)); let c = Ro(Math.atan2(i[1].y - i[0].y, i[1].x - i[0].x)), u = Ro(Math.atan2(a[1].y - a[0].y, a[1].x - a[0].x)), d = u - c; u = u + 180 >= 360 ? u - 180 : u + 180, c = c + 180 >= 360 ? c - 180 : c + 180, Math.abs(u - c) < Math.abs(d) && (d = u - c); const p = []; if (p[0] = (a[0].x - i[0].x + a[1].x - i[1].x) / 2, p[1] = (a[0].y - i[0].y + a[1].y - i[1].y) / 2, "TouchMove" === n) if ("Start" === t.currentGesture) { let n = .01 * Math.sqrt(t.container.clientWidth * t.container.clientWidth + t.container.clientHeight * t.container.clientHeight); n < 15 && (n = 15); const o = Math.abs(l - s), a = 3.1415926 * l * Math.abs(d) / 360, i = Math.sqrt(p[0] * p[0] + p[1] * p[1]); if (o > n && o > a && o > i) { t.currentGesture = "Pinch"; const n = { scale: 1, touches: r }; e.startPinchEvent(n) } else if (a > n && a > i) { t.currentGesture = "Rotate"; const n = { rotation: 0, touches: r }; e.startRotateEvent(n) } else if (i > n) { t.currentGesture = "Pan"; const n = { translation: [0, 0], touches: r }; e.startPanEvent(n) } } else { if ("Rotate" === t.currentGesture) { const t = { rotation: d, touches: r }; e.rotateEvent(t) } if ("Pinch" === t.currentGesture) { const t = { scale: l / s, touches: r }; e.pinchEvent(t) } if ("Pan" === t.currentGesture) { const t = { translation: p, touches: r }; e.panEvent(t) } } }, e.handleVisibilityChange = () => { t._animationStartTime = Date.now(), t._animationFrameCount = 0 }, e.setCurrentRenderer = e => { t._forcedRenderer = !!e, t.currentRenderer = e }, e.setContainer = e => { p(); const t = n.setContainer(e ?? null); return t && d(), t }, e.delete = () => { for (; r.size;)e.cancelAnimation(r.values().next().value); void 0 !== document.hidden && document.removeEventListener("visibilitychange", e.handleVisibilityChange), t.container && e.setContainer(null), n.delete() }, void 0 !== document.hidden && document.addEventListener("visibilitychange", e.handleVisibilityChange, !1) } const xv = { renderWindow: null, interactorStyle: null, picker: null, pickingManager: null, initialized: !1, enabled: !1, enableRender: !0, currentRenderer: null, lightFollowCamera: !0, desiredUpdateRate: 30, stillUpdateRate: 2, container: null, recognizeGestures: !0, currentGesture: "Start", animationRequest: null, lastFrameTime: .1, recentAnimationFrameRate: 10, wheelTimeoutID: 0, moveTimeoutID: 0, lastGamepadValues: {}, preventDefaultOnPointerDown: !1, preventDefaultOnPointerUp: !1, mouseScrollDebounceByPass: !1 }; function Cv(e, t) { let n = arguments.length > 2 && void 0 !== arguments[2] ? arguments[2] : {}; Object.assign(t, xv, n), jt.obj(e, t), t._animationExtendedEnd = 0, jt.event(e, t, "RenderEvent"), vv.forEach((n => jt.event(e, t, n))), jt.get(e, t, ["initialized", "interactorStyle", "lastFrameTime", "recentAnimationFrameRate", "_view"]), jt.setGet(e, t, ["container", "lightFollowCamera", "enabled", "enableRender", "recognizeGestures", "desiredUpdateRate", "stillUpdateRate", "picker", "preventDefaultOnPointerDown", "preventDefaultOnPointerUp", "mouseScrollDebounceByPass"]), jt.moveToProtected(e, t, ["view"]), bv(e, t) } var Sv = { newInstance: jt.newInstance(Cv, "vtkRenderWindowInteractor"), extend: Cv, handledEvents: vv, ...lv }; const { vtkErrorMacro: Av, VOID: Iv } = jt; function wv(e, t) { t.classHierarchy.push("vtkInteractorObserver"); const n = { ...e }; function r() { for (; t.subscribedEvents.length;)t.subscribedEvents.pop().unsubscribe() } function o() { Sv.handledEvents.forEach((n => { e[`handle${n}`] && t.subscribedEvents.push(t._interactor[`on${n}`]((r => t.processEvents ? e[`handle${n}`](r) : Iv), t.priority)) })) } e.setInteractor = n => { n !== t._interactor && (r(), t._interactor = n, n && t.enabled && o(), e.modified()) }, e.setEnabled = n => { n !== t.enabled && (r(), n && (t._interactor ? o() : Av("\n          The interactor must be set before subscribing to events\n        ")), t.enabled = n, e.modified()) }, e.computeDisplayToWorld = (e, n, r, o) => e ? t._interactor.getView().displayToWorld(n, r, o, e) : null, e.computeWorldToDisplay = (e, n, r, o) => e ? t._interactor.getView().worldToDisplay(n, r, o, e) : null, e.setPriority = e => { n.setPriority(e) && t._interactor && (r(), o()) } } const Pv = { enabled: !0, priority: 0, processEvents: !0, subscribedEvents: [] }; function Ov(e, t) { let n = arguments.length > 2 && void 0 !== arguments[2] ? arguments[2] : {}; Object.assign(t, Pv, n), jt.obj(e, t), jt.event(e, t, "InteractionEvent"), jt.event(e, t, "StartInteractionEvent"), jt.event(e, t, "EndInteractionEvent"), jt.get(e, t, ["_interactor", "enabled"]), jt.setGet(e, t, ["priority", "processEvents"]), jt.moveToProtected(e, t, ["interactor"]), wv(e, t) } var Rv = { newInstance: jt.newInstance(Ov, "vtkInteractorObserver"), extend: Ov, computeWorldToDisplay: function (e, t, n, r) { return e.getRenderWindow().getViews()[0].worldToDisplay(t, n, r, e) }, computeDisplayToWorld: function (e, t, n, r) { return e.getRenderWindow().getViews()[0].displayToWorld(t, n, r, e) } }, Mv = { States: { IS_START: 0, IS_NONE: 0, IS_ROTATE: 1, IS_PAN: 2, IS_SPIN: 3, IS_DOLLY: 4, IS_CAMERA_POSE: 11, IS_WINDOW_LEVEL: 1024, IS_SLICE: 1025 } }; const { States: Dv } = Mv, Ev = { Rotate: Dv.IS_ROTATE, Pan: Dv.IS_PAN, Spin: Dv.IS_SPIN, Dolly: Dv.IS_DOLLY, CameraPose: Dv.IS_CAMERA_POSE, WindowLevel: Dv.IS_WINDOW_LEVEL, Slice: Dv.IS_SLICE }; function Vv(e, t) { t.classHierarchy.push("vtkInteractorStyle"), Object.keys(Ev).forEach((n => { jt.event(e, t, `Start${n}Event`), e[`start${n}`] = () => { t.state === Dv.IS_NONE && (t.state = Ev[n], t._interactor.requestAnimation(e), e.invokeStartInteractionEvent({ type: "StartInteractionEvent" }), e[`invokeStart${n}Event`]({ type: `Start${n}Event` })) }, jt.event(e, t, `End${n}Event`), e[`end${n}`] = () => { t.state === Ev[n] && (t.state = Dv.IS_NONE, t._interactor.cancelAnimation(e), e.invokeEndInteractionEvent({ type: "EndInteractionEvent" }), e[`invokeEnd${n}Event`]({ type: `End${n}Event` }), t._interactor.render()) } })), e.handleKeyPress = e => { const n = t._interactor; let r = null; switch (e.key) { case "r": case "R": e.pokedRenderer.resetCamera(), n.render(); break; case "w": case "W": r = e.pokedRenderer.getActors(), r.forEach((e => { const t = e.getProperty(); t.setRepresentationToWireframe && t.setRepresentationToWireframe() })), n.render(); break; case "s": case "S": r = e.pokedRenderer.getActors(), r.forEach((e => { const t = e.getProperty(); t.setRepresentationToSurface && t.setRepresentationToSurface() })), n.render(); break; case "v": case "V": r = e.pokedRenderer.getActors(), r.forEach((e => { const t = e.getProperty(); t.setRepresentationToPoints && t.setRepresentationToPoints() })), n.render() } } } const Lv = { state: Dv.IS_NONE, handleObservers: 1, autoAdjustCameraClippingRange: 1 }; function Bv(e, t) { let n = arguments.length > 2 && void 0 !== arguments[2] ? arguments[2] : {}; Object.assign(t, Lv, n), Rv.extend(e, t, n), Vv(e, t) } var Nv = { newInstance: jt.newInstance(Bv, "vtkInteractorStyle"), extend: Bv, ...Mv }; const { States: _v } = Mv; function Fv(e, t) { t.classHierarchy.push("vtkInteractorStyleTrackballCamera"), e.handleMouseMove = n => { const r = n.position, o = n.pokedRenderer; switch (t.state) { case _v.IS_ROTATE: e.handleMouseRotate(o, r), e.invokeInteractionEvent({ type: "InteractionEvent" }); break; case _v.IS_PAN: e.handleMousePan(o, r), e.invokeInteractionEvent({ type: "InteractionEvent" }); break; case _v.IS_DOLLY: e.handleMouseDolly(o, r), e.invokeInteractionEvent({ type: "InteractionEvent" }); break; case _v.IS_SPIN: e.handleMouseSpin(o, r), e.invokeInteractionEvent({ type: "InteractionEvent" }) }t.previousPosition = r }, e.handleButton3D = n => { !n || !n.pressed || n.device !== iv.RightController || n.input !== sv.Trigger && n.input !== sv.TrackPad ? !n || n.pressed || n.device !== iv.RightController || n.input !== sv.Trigger && n.input !== sv.TrackPad || t.state !== _v.IS_CAMERA_POSE || e.endCameraPose() : e.startCameraPose() }, e.handleMove3D = n => { t.state === _v.IS_CAMERA_POSE && e.updateCameraPose(n) }, e.updateCameraPose = e => { const t = e.pokedRenderer.getActiveCamera(), n = t.getPhysicalTranslation(), r = .025 * t.getPhysicalScale(), o = t.physicalOrientationToWorldDirection([e.orientation.x, e.orientation.y, e.orientation.z, e.orientation.w]); t.setPhysicalTranslation(n[0] + o[0] * r, n[1] + o[1] * r, n[2] + o[2] * r) }, e.handleLeftButtonPress = n => { const r = n.position; t.previousPosition = r, n.shiftKey ? n.controlKey || n.altKey ? e.startDolly() : e.startPan() : n.controlKey || n.altKey ? e.startSpin() : e.startRotate() }, e.handleLeftButtonRelease = () => { switch (t.state) { case _v.IS_DOLLY: e.endDolly(); break; case _v.IS_PAN: e.endPan(); break; case _v.IS_SPIN: e.endSpin(); break; case _v.IS_ROTATE: e.endRotate() } }, e.handleStartMouseWheel = () => { e.startDolly() }, e.handleEndMouseWheel = () => { e.endDolly() }, e.handleStartPinch = n => { t.previousScale = n.scale, e.startDolly() }, e.handleEndPinch = () => { e.endDolly() }, e.handleStartRotate = n => { t.previousRotation = n.rotation, e.startRotate() }, e.handleEndRotate = () => { e.endRotate() }, e.handleStartPan = n => { t.previousTranslation = n.translation, e.startPan() }, e.handleEndPan = () => { e.endPan() }, e.handlePinch = n => { e.dollyByFactor(n.pokedRenderer, n.scale / t.previousScale), t.previousScale = n.scale }, e.handlePan = n => { const r = n.pokedRenderer.getActiveCamera(); let o = r.getFocalPoint(); o = e.computeWorldToDisplay(n.pokedRenderer, o[0], o[1], o[2]); const a = o[2], i = n.translation, s = t.previousTranslation, l = e.computeDisplayToWorld(n.pokedRenderer, o[0] + i[0] - s[0], o[1] + i[1] - s[1], a), c = e.computeDisplayToWorld(n.pokedRenderer, o[0], o[1], a), u = []; u[0] = c[0] - l[0], u[1] = c[1] - l[1], u[2] = c[2] - l[2], o = r.getFocalPoint(); const d = r.getPosition(); r.setFocalPoint(u[0] + o[0], u[1] + o[1], u[2] + o[2]), r.setPosition(u[0] + d[0], u[1] + d[1], u[2] + d[2]), t._interactor.getLightFollowCamera() && n.pokedRenderer.updateLightsGeometryToFollowCamera(), r.orthogonalizeViewUp(), t.previousTranslation = n.translation }, e.handleRotate = e => { const n = e.pokedRenderer.getActiveCamera(); n.roll(e.rotation - t.previousRotation), n.orthogonalizeViewUp(), t.previousRotation = e.rotation }, e.handleMouseRotate = (e, n) => { if (!t.previousPosition) return; const r = t._interactor, o = n.x - t.previousPosition.x, a = n.y - t.previousPosition.y, i = r.getView().getViewportSize(e); let s = -.1, l = -.1; i[0] && i[1] && (s = -20 / i[1], l = -20 / i[0]); const c = o * l * t.motionFactor, u = a * s * t.motionFactor, d = e.getActiveCamera(); Number.isNaN(c) || Number.isNaN(u) || (d.azimuth(c), d.elevation(u), d.orthogonalizeViewUp()), t.autoAdjustCameraClippingRange && e.resetCameraClippingRange(), r.getLightFollowCamera() && e.updateLightsGeometryToFollowCamera() }, e.handleMouseSpin = (e, n) => { if (!t.previousPosition) return; const r = t._interactor, o = e.getActiveCamera(), a = r.getView().getViewportCenter(e), i = Ro(Math.atan2(t.previousPosition.y - a[1], t.previousPosition.x - a[0])), s = Ro(Math.atan2(n.y - a[1], n.x - a[0])) - i; Number.isNaN(s) || (o.roll(s), o.orthogonalizeViewUp()) }, e.handleMousePan = (n, r) => { if (!t.previousPosition) return; const o = n.getActiveCamera(); let a = o.getFocalPoint(); a = e.computeWorldToDisplay(n, a[0], a[1], a[2]); const i = a[2], s = e.computeDisplayToWorld(n, r.x, r.y, i), l = e.computeDisplayToWorld(n, t.previousPosition.x, t.previousPosition.y, i), c = []; c[0] = l[0] - s[0], c[1] = l[1] - s[1], c[2] = l[2] - s[2], a = o.getFocalPoint(); const u = o.getPosition(); o.setFocalPoint(c[0] + a[0], c[1] + a[1], c[2] + a[2]), o.setPosition(c[0] + u[0], c[1] + u[1], c[2] + u[2]), t._interactor.getLightFollowCamera() && n.updateLightsGeometryToFollowCamera() }, e.handleMouseDolly = (n, r) => { if (!t.previousPosition) return; const o = r.y - t.previousPosition.y, a = t._interactor.getView().getViewportCenter(n), i = t.motionFactor * o / a[1]; e.dollyByFactor(n, 1.1 ** i) }, e.handleMouseWheel = n => { const r = 1 - n.spinY / t.zoomFactor; e.dollyByFactor(n.pokedRenderer, r) }, e.dollyByFactor = (e, n) => { if (Number.isNaN(n)) return; const r = e.getActiveCamera(); r.getParallelProjection() ? r.setParallelScale(r.getParallelScale() / n) : (r.dolly(n), t.autoAdjustCameraClippingRange && e.resetCameraClippingRange()), t._interactor.getLightFollowCamera() && e.updateLightsGeometryToFollowCamera() } } const kv = { motionFactor: 10, zoomFactor: 10 }; function Gv(e, t) { let n = arguments.length > 2 && void 0 !== arguments[2] ? arguments[2] : {}; Object.assign(t, kv, n), Nv.extend(e, t, n), jt.setGet(e, t, ["motionFactor", "zoomFactor"]), Fv(e, t) } var Uv = { newInstance: jt.newInstance(Gv, "vtkInteractorStyleTrackballCamera"), extend: Gv }; function zv(e) { return e } function Wv(e) { return null === e || "null" === e ? null : "true" === e || "false" !== e && (void 0 !== e && "undefined" !== e ? "[" === e[0] && "]" === e[e.length - 1] ? e.substring(1, e.length - 1).split(",").map((e => Wv(e.trim()))) : "" === e || Number.isNaN(Number(e)) ? e : Number(e) : void 0) } var Hv = function () { let e = !(arguments.length > 0 && void 0 !== arguments[0]) || arguments[0], t = arguments.length > 1 && void 0 !== arguments[1] ? arguments[1] : window.location.search; const n = {}, r = e ? Wv : zv, o = (t || "").replace(/#.*/, "").replace("?", "").split("&"); return o.forEach((e => { const [t, o] = e.split("=").map((e => decodeURIComponent(e))); t && (n[t] = !o || r(o)) })), n }; function jv(e, t) { t.classHierarchy.push("vtkRenderPass"), e.getOperation = () => t.currentOperation, e.setCurrentOperation = e => { t.currentOperation = e, t.currentTraverseOperation = `traverse${jt.capitalize(t.currentOperation)}` }, e.getTraverseOperation = () => t.currentTraverseOperation, e.traverse = function (n) { let r = arguments.length > 1 && void 0 !== arguments[1] ? arguments[1] : null; t.deleted || (t._currentParent = r, t.preDelegateOperations.forEach((t => { e.setCurrentOperation(t), n.traverse(e) })), t.delegates.forEach((t => { t.traverse(n, e) })), t.postDelegateOperations.forEach((t => { e.setCurrentOperation(t), n.traverse(e) }))) } } const Kv = { delegates: [], currentOperation: null, preDelegateOperations: [], postDelegateOperations: [], currentParent: null }; function $v(e, t) { let n = arguments.length > 2 && void 0 !== arguments[2] ? arguments[2] : {}; Object.assign(t, Kv, n), jt.obj(e, t), jt.get(e, t, ["currentOperation"]), jt.setGet(e, t, ["delegates", "_currentParent", "preDelegateOperations", "postDelegateOperations"]), jt.moveToProtected(e, t, ["currentParent"]), jv(e, t) } var qv = { newInstance: jt.newInstance($v, "vtkRenderPass"), extend: $v }; const { Representation: Xv } = ds, { vtkErrorMacro: Yv } = jt; function Zv(e) { const t = cd.substitute(e.Fragment, "//VTK::RenderPassFragmentShader::Impl", "\n      float weight = gl_FragData[0].a * pow(max(1.1 - gl_FragCoord.z, 0.0), 2.0);\n      gl_FragData[0] = vec4(gl_FragData[0].rgb*weight, gl_FragData[0].a);\n      gl_FragData[1].r = weight;\n    ", !1); e.Fragment = t.result } function Qv(e, t) { t.classHierarchy.push("vtkOpenGLOrderIndependentTranslucentPass"), e.createVertexBuffer = () => { const e = new Float32Array([-1, -1, -1, 1, -1, -1, -1, 1, -1, 1, 1, -1]), n = new Float32Array([0, 0, 1, 0, 0, 1, 1, 1]), r = new Uint16Array([4, 0, 1, 3, 2]), o = Es.newInstance({ numberOfComponents: 3, values: e }); o.setName("points"); const a = Es.newInstance({ numberOfComponents: 2, values: n }); a.setName("tcoords"); const i = Es.newInstance({ numberOfComponents: 1, values: r }); t.tris.getCABO().createVBO(i, "polys", Xv.SURFACE, { points: o, tcoords: a, cellOffset: 0 }), t.VBOBuildTime.modified() }, e.createFramebuffer = e => { const n = e.getSize(), r = e.getContext(); t.framebuffer = Hp.newInstance(), t.framebuffer.setOpenGLRenderWindow(e), t.framebuffer.create(...n), t.framebuffer.saveCurrentBindingsAndBuffers(), t.framebuffer.bind(), t.translucentRGBATexture = Nd.newInstance(), t.translucentRGBATexture.setInternalFormat(r.RGBA16F), t.translucentRGBATexture.setFormat(r.RGBA), t.translucentRGBATexture.setOpenGLDataType(r.HALF_FLOAT), t.translucentRGBATexture.setOpenGLRenderWindow(e), t.translucentRGBATexture.create2DFromRaw(n[0], n[1], 4, "Float32Array", null), t.translucentRTexture = Nd.newInstance(), t.translucentRTexture.setInternalFormat(r.R16F), t.translucentRTexture.setFormat(r.RED), t.translucentRTexture.setOpenGLDataType(r.HALF_FLOAT), t.translucentRTexture.setOpenGLRenderWindow(e), t.translucentRTexture.create2DFromRaw(n[0], n[1], 1, "Float32Array", null), t.translucentZTexture = Nd.newInstance(), t.translucentZTexture.setOpenGLRenderWindow(e), t.translucentZTexture.createDepthFromRaw(n[0], n[1], "Float32Array", null), t.framebuffer.setColorBuffer(t.translucentRGBATexture, 0), t.framebuffer.setColorBuffer(t.translucentRTexture, 1), t.framebuffer.setDepthBuffer(t.translucentZTexture) }, e.createCopyShader = e => { t.copyShader = e.getShaderCache().readyShaderProgramArray(["//VTK::System::Dec", "attribute vec4 vertexDC;", "attribute vec2 tcoordTC;", "varying vec2 tcoord;", "void main() { tcoord = tcoordTC; gl_Position = vertexDC; }"].join("\n"), "//VTK::System::Dec\n\nin vec2 tcoord;\n\nuniform sampler2D translucentRTexture;\nuniform sampler2D translucentRGBATexture;\n\n// the output of this shader\n//VTK::Output::Dec\n\nvoid main()\n{\n  vec4 t1Color = texture(translucentRGBATexture, tcoord);\n  float t2Color = texture(translucentRTexture, tcoord).r;\n  gl_FragData[0] = vec4(t1Color.rgb/max(t2Color,0.01), 1.0 - t1Color.a);\n}\n", "") }, e.createVBO = n => { const r = n.getContext(); t.tris.setOpenGLRenderWindow(n), e.createVertexBuffer(); const o = t.copyShader; t.tris.getCABO().bind(), t.copyVAO.addAttributeArray(o, t.tris.getCABO(), "vertexDC", t.tris.getCABO().getVertexOffset(), t.tris.getCABO().getStride(), r.FLOAT, 3, r.FALSE) || Yv("Error setting vertexDC in copy shader VAO."), t.copyVAO.addAttributeArray(o, t.tris.getCABO(), "tcoordTC", t.tris.getCABO().getTCoordOffset(), t.tris.getCABO().getStride(), r.FLOAT, 2, r.FALSE) || Yv("Error setting vertexDC in copy shader VAO.") }, e.traverse = (n, r, o) => { if (t.deleted) return; const a = n.getSize(), i = n.getContext(); if (t._supported = !1, r.getSelector() || !i || !n.getWebgl2() || !i.getExtension("EXT_color_buffer_half_float") && !i.getExtension("EXT_color_buffer_float")) return e.setCurrentOperation("translucentPass"), void r.traverse(e); if (t._supported = !0, null === t.framebuffer) e.createFramebuffer(n); else { const r = t.framebuffer.getSize(); null === r || r[0] !== a[0] || r[1] !== a[1] ? (t.framebuffer.releaseGraphicsResources(), t.translucentRGBATexture.releaseGraphicsResources(n), t.translucentRTexture.releaseGraphicsResources(n), t.translucentZTexture.releaseGraphicsResources(n), e.createFramebuffer(n)) : (t.framebuffer.saveCurrentBindingsAndBuffers(), t.framebuffer.bind()) } i.drawBuffers([i.COLOR_ATTACHMENT0]), i.clearBufferfv(i.COLOR, 0, [0, 0, 0, 0]), i.clearBufferfv(i.DEPTH, 0, [1]), i.colorMask(!1, !1, !1, !1), o.getOpaqueActorCount() > 0 && (o.setCurrentOperation("opaqueZBufferPass"), r.traverse(o)), i.colorMask(!0, !0, !0, !0), i.drawBuffers([i.COLOR_ATTACHMENT0, i.COLOR_ATTACHMENT1]), i.viewport(0, 0, a[0], a[1]), i.scissor(0, 0, a[0], a[1]), i.clearBufferfv(i.COLOR, 0, [0, 0, 0, 1]), i.clearBufferfv(i.COLOR, 1, [0, 0, 0, 0]), i.enable(i.DEPTH_TEST), i.enable(i.BLEND), i.blendFuncSeparate(i.ONE, i.ONE, i.ZERO, i.ONE_MINUS_SRC_ALPHA), e.setCurrentOperation("translucentPass"), r.traverse(e), i.drawBuffers([i.NONE]), t.framebuffer.restorePreviousBindingsAndBuffers(), null === t.copyShader ? e.createCopyShader(n) : n.getShaderCache().readyShaderProgram(t.copyShader), t.copyVAO || (t.copyVAO = fd.newInstance(), t.copyVAO.setOpenGLRenderWindow(n)), t.copyVAO.bind(), t.VBOBuildTime.getMTime() < e.getMTime() && e.createVBO(n), i.blendFuncSeparate(i.SRC_ALPHA, i.ONE_MINUS_SRC_ALPHA, i.ONE, i.ONE_MINUS_SRC_ALPHA), i.depthMask(!1), i.depthFunc(i.ALWAYS), i.viewport(0, 0, a[0], a[1]), i.scissor(0, 0, a[0], a[1]), t.translucentRGBATexture.activate(), t.copyShader.setUniformi("translucentRGBATexture", t.translucentRGBATexture.getTextureUnit()), t.translucentRTexture.activate(), t.copyShader.setUniformi("translucentRTexture", t.translucentRTexture.getTextureUnit()), i.drawArrays(i.TRIANGLES, 0, t.tris.getCABO().getElementCount()), i.depthMask(!0), i.depthFunc(i.LEQUAL), t.translucentRGBATexture.deactivate(), t.translucentRTexture.deactivate() }, e.getShaderReplacement = () => t._supported ? Zv : null, e.releaseGraphicsResources = n => { t.framebuffer && (t.framebuffer.releaseGraphicsResources(n), t.framebuffer = null), t.translucentRGBATexture && (t.translucentRGBATexture.releaseGraphicsResources(n), t.translucentRGBATexture = null), t.translucentRTexture && (t.translucentRTexture.releaseGraphicsResources(n), t.translucentRTexture = null), t.translucentZTexture && (t.translucentZTexture.releaseGraphicsResources(n), t.translucentZTexture = null), t.copyVAO && (t.copyVAO.releaseGraphicsResources(n), t.copyVAO = null), t.copyShader && (t.copyShader.releaseGraphicsResources(n), t.copyShader = null), t.tris && (t.tris.releaseGraphicsResources(n), t.tris = null), e.modified() } } const Jv = { framebuffer: null, copyShader: null, tris: null }; function ey(e, t) { let n = arguments.length > 2 && void 0 !== arguments[2] ? arguments[2] : {}; Object.assign(t, Jv, n), qv.extend(e, t, n), t.VBOBuildTime = {}, jt.obj(t.VBOBuildTime, { mtime: 0 }), t.tris = yd.newInstance(), jt.get(e, t, ["framebuffer"]), Qv(e, t) } var ty = { newInstance: jt.newInstance(ey, "vtkOpenGLOrderIndependentTranslucentPass"), extend: ey }; function ny(e, t) { t.classHierarchy.push("vtkForwardPass"), e.traverse = function (n) { let r = arguments.length > 1 && void 0 !== arguments[1] ? arguments[1] : null; if (t.deleted) return; t._currentParent = r, e.setCurrentOperation("buildPass"), n.traverse(e); const o = n.getRenderable().getNumberOfLayers(), a = n.getChildren(); for (let r = 0; r < o; r++)for (let o = 0; o < a.length; o++) { const i = a[o], s = n.getRenderable().getRenderers()[o]; if (s.getDraw() && s.getLayer() === r) { if (t.opaqueActorCount = 0, t.translucentActorCount = 0, t.volumeCount = 0, t.overlayActorCount = 0, e.setCurrentOperation("queryPass"), i.traverse(e), (t.opaqueActorCount > 0 || t.translucentActorCount > 0) && t.volumeCount > 0 || t.depthRequested) { const r = n.getFramebufferSize(); null === t.framebuffer && (t.framebuffer = Hp.newInstance()), t.framebuffer.setOpenGLRenderWindow(n), t.framebuffer.saveCurrentBindingsAndBuffers(); const o = t.framebuffer.getSize(); null !== o && o[0] === r[0] && o[1] === r[1] || (t.framebuffer.create(r[0], r[1]), t.framebuffer.populateFramebuffer()), t.framebuffer.bind(), e.setCurrentOperation("zBufferPass"), i.traverse(e), t.framebuffer.restorePreviousBindingsAndBuffers(), t.depthRequested = !1 } e.setCurrentOperation("cameraPass"), i.traverse(e), t.opaqueActorCount > 0 && (e.setCurrentOperation("opaquePass"), i.traverse(e)), t.translucentActorCount > 0 && (t.translucentPass || (t.translucentPass = ty.newInstance()), t.translucentPass.traverse(n, i, e)), t.volumeCount > 0 && (e.setCurrentOperation("volumePass"), i.traverse(e)), t.overlayActorCount > 0 && (e.setCurrentOperation("overlayPass"), i.traverse(e)) } } }, e.getZBufferTexture = () => t.framebuffer ? t.framebuffer.getColorTexture() : null, e.requestDepth = () => { t.depthRequested = !0 }, e.incrementOpaqueActorCount = () => t.opaqueActorCount++, e.incrementTranslucentActorCount = () => t.translucentActorCount++, e.incrementVolumeCount = () => t.volumeCount++, e.incrementOverlayActorCount = () => t.overlayActorCount++ } const ry = { opaqueActorCount: 0, translucentActorCount: 0, volumeCount: 0, overlayActorCount: 0, framebuffer: null, depthRequested: !1 }; function oy(e, t) { let n = arguments.length > 2 && void 0 !== arguments[2] ? arguments[2] : {}; Object.assign(t, ry, n), qv.extend(e, t, n), jt.get(e, t, ["framebuffer", "opaqueActorCount", "translucentActorCount", "volumeCount"]), ny(e, t) } var ay = { newInstance: jt.newInstance(oy, "vtkForwardPass"), extend: oy }, iy = n(594), sy = n.n(iy); const ly = ["lastShaderProgramBound", "context", "_openGLRenderWindow"]; function cy(e, t) { t.classHierarchy.push("vtkShaderCache"), e.replaceShaderValues = (e, n, r) => { let o = n; r.length > 0 && (o = cd.substitute(o, "VSOut", "GSOut").result); const a = t._openGLRenderWindow.getWebgl2(); let i = "\n", s = "#version 100\n"; a ? s = "#version 300 es\n#define attribute in\n#define textureCube texture\n#define texture2D texture\n#define textureCubeLod textureLod\n#define texture2DLod textureLod\n" : (t.context.getExtension("OES_standard_derivatives"), t.context.getExtension("EXT_frag_depth") && (i = "#extension GL_EXT_frag_depth : enable\n"), t.context.getExtension("EXT_shader_texture_lod") && (i += "#extension GL_EXT_shader_texture_lod : enable\n#define textureCubeLod textureCubeLodEXT\n#define texture2DLod texture2DLodEXT")), o = cd.substitute(o, "//VTK::System::Dec", [`${s}\n`, a ? "" : "#extension GL_OES_standard_derivatives : enable\n", i, "#ifdef GL_FRAGMENT_PRECISION_HIGH", "precision highp float;", "precision highp int;", "#else", "precision mediump float;", "precision mediump int;", "#endif"]).result; let l = cd.substitute(e, "//VTK::System::Dec", [`${s}\n`, "#ifdef GL_FRAGMENT_PRECISION_HIGH", "precision highp float;", "precision highp int;", "#else", "precision mediump float;", "precision mediump int;", "#endif"]).result; if (a) { l = cd.substitute(l, "varying", "out").result, o = cd.substitute(o, "varying", "in").result; let e = "", t = 0; for (; o.includes(`gl_FragData[${t}]`);)o = cd.substitute(o, `gl_FragData\\[${t}\\]`, `fragOutput${t}`).result, e += `layout(location = ${t}) out vec4 fragOutput${t};\n`, t++; o = cd.substitute(o, "//VTK::Output::Dec", e).result } return { VSSource: l, FSSource: o, GSSource: cd.substitute(r, "//VTK::System::Dec", s).result } }, e.readyShaderProgramArray = (t, n, r) => { const o = e.replaceShaderValues(t, n, r), a = e.getShaderProgram(o.VSSource, o.FSSource, o.GSSource); return e.readyShaderProgram(a) }, e.readyShaderProgram = t => t && (t.getCompiled() || t.compileShader()) && e.bindShaderProgram(t) ? t : null, e.getShaderProgram = (e, n, r) => { const o = `${e}${n}${r}`, a = sy().hash(o); if (!(a in t.shaderPrograms)) { const o = cd.newInstance(); return o.setContext(t.context), o.getVertexShader().setSource(e), o.getFragmentShader().setSource(n), r && o.getGeometryShader().setSource(r), o.setMd5Hash(a), t.shaderPrograms[a] = o, o } return t.shaderPrograms[a] }, e.releaseGraphicsResources = n => { e.releaseCurrentShaderProgram(), Object.keys(t.shaderPrograms).map((e => t.shaderPrograms[e])).forEach((e => e.cleanup())), t.shaderPrograms = {} }, e.releaseCurrentShaderProgram = () => { t.lastShaderProgramBound && (t.lastShaderProgramBound.cleanup(), t.lastShaderProgramBound = null) }, e.bindShaderProgram = e => (t.lastShaderProgramBound === e || (t.lastShaderProgramBound && t.lastShaderProgramBound.release(), e.bind(), t.lastShaderProgramBound = e), 1) } const uy = { lastShaderProgramBound: null, shaderPrograms: null, context: null }; function dy(e, t) { let n = arguments.length > 2 && void 0 !== arguments[2] ? arguments[2] : {}; Object.assign(t, uy, n), t.shaderPrograms = {}, jt.obj(e, t), jt.setGet(e, t, ly), jt.moveToProtected(e, t, ["openGLRenderWindow"]), cy(e, t) } var py = { newInstance: jt.newInstance(dy, "vtkShaderCache"), extend: dy }; const { vtkErrorMacro: fy } = jt; function gy(e, t) { t.classHierarchy.push("vtkOpenGLTextureUnitManager"), e.deleteTable = () => { for (let e = 0; e < t.numberOfTextureUnits; ++e)!0 === t.textureUnits[e] && fy("some texture units  were not properly released"); t.textureUnits = [], t.numberOfTextureUnits = 0 }, e.setContext = n => { if (t.context !== n) { if (0 !== t.context && e.deleteTable(), t.context = n, t.context) { t.numberOfTextureUnits = n.getParameter(n.MAX_TEXTURE_IMAGE_UNITS); for (let e = 0; e < t.numberOfTextureUnits; ++e)t.textureUnits[e] = !1 } e.modified() } }, e.allocate = () => { for (let n = 0; n < t.numberOfTextureUnits; n++)if (!e.isAllocated(n)) return t.textureUnits[n] = !0, n; return -1 }, e.allocateUnit = n => e.isAllocated(n) ? -1 : (t.textureUnits[n] = !0, n), e.isAllocated = e => t.textureUnits[e], e.free = e => { t.textureUnits[e] = !1 }, e.freeAll = () => { for (let e = 0; e < t.numberOfTextureUnits; ++e)t.textureUnits[e] = !1 } } const my = { context: null, numberOfTextureUnits: 0, textureUnits: 0 }; function hy(e, t) { let n = arguments.length > 2 && void 0 !== arguments[2] ? arguments[2] : {}; Object.assign(t, my, n), jt.obj(e, t), t.textureUnits = [], jt.get(e, t, ["numberOfTextureUnits"]), jt.setGet(e, t, ["context"]), gy(e, t) } var vy = { newInstance: jt.newInstance(hy, "vtkOpenGLTextureUnitManager"), extend: hy }; function yy(e, t) { t.classHierarchy.push("vtkRenderWindowViewNode"), e.getViewNodeFactory = () => null, e.getAspectRatio = () => t.size[0] / t.size[1], e.getAspectRatioForRenderer = e => { const n = e.getViewportByReference(); return t.size[0] * (n[2] - n[0]) / ((n[3] - n[1]) * t.size[1]) }, e.isInViewport = (t, n, r) => { const o = r.getViewportByReference(), a = e.getFramebufferSize(); return o[0] * a[0] <= t && o[2] * a[0] >= t && o[1] * a[1] <= n && o[3] * a[1] >= n }, e.getViewportSize = t => { const n = t.getViewportByReference(), r = e.getFramebufferSize(); return [(n[2] - n[0]) * r[0], (n[3] - n[1]) * r[1]] }, e.getViewportCenter = t => { const n = e.getViewportSize(t); return [.5 * n[0], .5 * n[1]] }, e.displayToNormalizedDisplay = (t, n, r) => { const o = e.getFramebufferSize(); return [t / o[0], n / o[1], r] }, e.normalizedDisplayToDisplay = (t, n, r) => { const o = e.getFramebufferSize(); return [t * o[0], n * o[1], r] }, e.worldToView = (e, t, n, r) => r.worldToView(e, t, n), e.viewToWorld = (e, t, n, r) => r.viewToWorld(e, t, n), e.worldToDisplay = (t, n, r, o) => { const a = o.worldToView(t, n, r), i = e.getViewportSize(o), s = o.viewToProjection(a[0], a[1], a[2], i[0] / i[1]), l = o.projectionToNormalizedDisplay(s[0], s[1], s[2]); return e.normalizedDisplayToDisplay(l[0], l[1], l[2]) }, e.displayToWorld = (t, n, r, o) => { const a = e.displayToNormalizedDisplay(t, n, r), i = o.normalizedDisplayToProjection(a[0], a[1], a[2]), s = e.getViewportSize(o), l = o.projectionToView(i[0], i[1], i[2], s[0] / s[1]); return o.viewToWorld(l[0], l[1], l[2]) }, e.normalizedDisplayToViewport = (t, n, r, o) => { let a = o.getViewportByReference(); a = e.normalizedDisplayToDisplay(a[0], a[1], 0); const i = e.normalizedDisplayToDisplay(t, n, r); return [i[0] - a[0] - .5, i[1] - a[1] - .5, r] }, e.viewportToNormalizedViewport = (t, n, r, o) => { const a = e.getViewportSize(o); return a && 0 !== a[0] && 0 !== a[1] ? [t / (a[0] - 1), n / (a[1] - 1), r] : [t, n, r] }, e.normalizedViewportToViewport = (t, n, r, o) => { const a = e.getViewportSize(o); return [t * (a[0] - 1), n * (a[1] - 1), r] }, e.displayToLocalDisplay = (t, n, r) => [t, e.getFramebufferSize()[1] - n - 1, r], e.viewportToNormalizedDisplay = (t, n, r, o) => { let a = o.getViewportByReference(); a = e.normalizedDisplayToDisplay(a[0], a[1], 0); const i = t + a[0] + .5, s = n + a[1] + .5; return e.displayToNormalizedDisplay(i, s, r) }, e.getComputedDevicePixelRatio = () => t.size[0] / e.getContainerSize()[0], e.getContainerSize = () => { jt.vtkErrorMacro("not implemented") }, e.getPixelData = (e, t, n, r) => { jt.vtkErrorMacro("not implemented") }, e.createSelector = () => { jt.vtkErrorMacro("not implemented") } } const Ty = { size: void 0, selector: void 0 }; function by(e, t) { let n = arguments.length > 2 && void 0 !== arguments[2] ? arguments[2] : {}; Object.assign(t, Ty, n), t.size || (t.size = [300, 300]), jt.getArray(e, t, ["size"], 2), jt.get(e, t, ["selector"]), Zt.extend(e, t, n), yy(e, t) } var xy = { newInstance: jt.newInstance(by, "vtkRenderWindowViewNode"), extend: by }; const { vtkDebugMacro: Cy, vtkErrorMacro: Sy } = jt, Ay = { position: "absolute", top: 0, left: 0, width: "100%", height: "100%" }; function Iy(e, t, n) { const r = e.createFramebuffer(), o = e.createTexture(); e.bindTexture(e.TEXTURE_2D, o), e.texImage2D(e.TEXTURE_2D, 0, t, 2, 2, 0, t, n, null), e.bindFramebuffer(e.FRAMEBUFFER, r), e.framebufferTexture2D(e.FRAMEBUFFER, e.COLOR_ATTACHMENT0, e.TEXTURE_2D, o, 0); const a = e.checkFramebufferStatus(e.FRAMEBUFFER); return e.bindFramebuffer(e.FRAMEBUFFER, null), e.bindTexture(e.TEXTURE_2D, null), a === e.FRAMEBUFFER_COMPLETE } let wy = 0; const Py = []; function Oy() { wy++, Py.forEach((e => e(wy))) } function Ry() { wy--, Py.forEach((e => e(wy))) } function My(e) { e.preventDefault() } function Dy(e, t) { t.classHierarchy.push("vtkOpenGLRenderWindow"); const n = function () { const e = new Map, t = { apply: (t, n, r) => e.has(r[0]) ? e.get(r[0]) : t.apply(n, r) }, n = Object.create(null); return n.getParameter = (e, n, r, o) => new Proxy(o.bind(e), t), n.depthMask = (t, n, r, o) => { return new Proxy(o.bind(t), (a = t.DEPTH_WRITEMASK, { apply: (t, n, r) => (e.set(a, r[0]), t.apply(n, r)) })); var a }, { get(e, t, r) { if ("__getUnderlyingContext" === t) return () => e; let o = Reflect.get(e, t, e); o instanceof Function && (o = o.bind(e)); const a = n[t]; return a ? a(e, t, r, o) : o } } }(); e.getViewNodeFactory = () => t.myFactory, t.canvas.addEventListener("webglcontextlost", My, !1), t.canvas.addEventListener("webglcontextrestored", e.restoreContext, !1); const r = [0, 0]; let o; e.onModified((function () { t.renderable && (t.size[0] === r[0] && t.size[1] === r[1] || (r[0] = t.size[0], r[1] = t.size[1], t.canvas.setAttribute("width", t.size[0]), t.canvas.setAttribute("height", t.size[1]))), t.viewStream && t.viewStream.setSize(t.size[0], t.size[1]), t.canvas.style.display = t.useOffScreen ? "none" : "block", t.el && (t.el.style.cursor = t.cursorVisibility ? t.cursor : "none"), t.containerSize = null })), e.buildPass = n => { if (n) { if (!t.renderable) return; e.prepareNodes(), e.addMissingNodes(t.renderable.getRenderersByReference()), e.removeUnusedNodes(), e.initialize(), t.children.forEach((t => { t.setOpenGLRenderWindow(e) })) } }, e.initialize = () => { if (!t.initialized) { t.context = e.get3DContext(), t.textureUnitManager = vy.newInstance(), t.textureUnitManager.setContext(t.context), t.shaderCache.setContext(t.context); const n = t.context; n.blendFuncSeparate(n.SRC_ALPHA, n.ONE_MINUS_SRC_ALPHA, n.ONE, n.ONE_MINUS_SRC_ALPHA), n.depthFunc(n.LEQUAL), n.enable(n.BLEND), t.initialized = !0 } }, e.makeCurrent = () => { t.context.makeCurrent() }, e.setContainer = n => { t.el && t.el !== n && (t.canvas.parentNode !== t.el && Sy("Error: canvas parent node does not match container"), t.el.removeChild(t.canvas), t.el.contains(t.bgImage) && t.el.removeChild(t.bgImage)), t.el !== n && (t.el = n, t.el && (t.el.appendChild(t.canvas), t.useBackgroundImage && t.el.appendChild(t.bgImage)), e.modified()) }, e.getContainer = () => t.el, e.getContainerSize = () => { if (!t.containerSize && t.el) { const { width: e, height: n } = t.el.getBoundingClientRect(); t.containerSize = [e, n] } return t.containerSize || t.size }, e.getFramebufferSize = () => t.activeFramebuffer ? t.activeFramebuffer.getSize() : t.size, e.getPixelData = (e, n, r, o) => { const a = new Uint8Array((r - e + 1) * (o - n + 1) * 4); return t.context.readPixels(e, n, r - e + 1, o - n + 1, t.context.RGBA, t.context.UNSIGNED_BYTE, a), a }, e.get3DContext = function () { let e = arguments.length > 0 && void 0 !== arguments[0] ? arguments[0] : { preserveDrawingBuffer: !1, depth: !0, alpha: !0, powerPreference: "high-performance" }, r = null; const o = "undefined" != typeof WebGL2RenderingContext; return t.webgl2 = !1, t.defaultToWebgl2 && o && (r = t.canvas.getContext("webgl2", e), r && (t.webgl2 = !0, Cy("using webgl2"))), r || (Cy("using webgl1"), r = t.canvas.getContext("webgl", e) || t.canvas.getContext("experimental-webgl", e)), new Proxy(r, n) }, e.restoreContext = () => { const t = qv.newInstance(); t.setCurrentOperation("Release"), t.traverse(e, null) }, e.activateTexture = n => { const r = t._textureResourceIds.get(n); if (void 0 !== r) return void t.context.activeTexture(t.context.TEXTURE0 + r); const o = e.getTextureUnitManager().allocate(); o < 0 ? Sy("Hardware does not support the number of textures defined.") : (t._textureResourceIds.set(n, o), t.context.activeTexture(t.context.TEXTURE0 + o)) }, e.deactivateTexture = n => { const r = t._textureResourceIds.get(n); void 0 !== r && (e.getTextureUnitManager().free(r), t._textureResourceIds.delete(n)) }, e.getTextureUnitForTexture = e => { const n = t._textureResourceIds.get(e); return void 0 !== n ? n : -1 }, e.getDefaultTextureByteSize = function (e) { let n = arguments.length > 1 && void 0 !== arguments[1] ? arguments[1] : null, r = arguments.length > 2 && void 0 !== arguments[2] && arguments[2]; if (t.webgl2) switch (e) { case ys.CHAR: case ys.SIGNED_CHAR: case ys.UNSIGNED_CHAR: return 1; case n: case r: case ys.UNSIGNED_SHORT: case ys.SHORT: case ys.VOID: return 2; default: return 4 }return 1 }, e.getDefaultTextureInternalFormat = function (e, n) { let r = arguments.length > 2 && void 0 !== arguments[2] ? arguments[2] : null, o = arguments.length > 3 && void 0 !== arguments[3] && arguments[3]; if (t.webgl2) switch (e) { case ys.UNSIGNED_CHAR: switch (n) { case 1: return t.context.R8; case 2: return t.context.RG8; case 3: return t.context.RGB8; default: return t.context.RGBA8 }case r && !o && ys.UNSIGNED_SHORT: switch (n) { case 1: return r.R16_EXT; case 2: return r.RG16_EXT; case 3: return r.RGB16_EXT; default: return r.RGBA16_EXT }case r && !o && ys.SHORT: switch (n) { case 1: return r.R16_SNORM_EXT; case 2: return r.RG16_SNORM_EXT; case 3: return r.RGB16_SNORM_EXT; default: return r.RGBA16_SNORM_EXT }default: switch (n) { case 1: return o ? t.context.R16F : t.context.R32F; case 2: return o ? t.context.RG16F : t.context.RG32F; case 3: return o ? t.context.RGB16F : t.context.RGB32F; default: return o ? t.context.RGBA16F : t.context.RGBA32F } }switch (n) { case 1: return t.context.LUMINANCE; case 2: return t.context.LUMINANCE_ALPHA; case 3: return t.context.RGB; default: return t.context.RGBA } }, e.setBackgroundImage = e => { t.bgImage.src = e.src }, e.setUseBackgroundImage = e => { t.useBackgroundImage = e, t.useBackgroundImage && !t.el.contains(t.bgImage) ? t.el.appendChild(t.bgImage) : !t.useBackgroundImage && t.el.contains(t.bgImage) && t.el.removeChild(t.bgImage) }, e.captureNextImage = function () { let n = arguments.length > 0 && void 0 !== arguments[0] ? arguments[0] : "image/png", { resetCamera: r = !1, size: o = null, scale: a = 1 } = arguments.length > 1 && void 0 !== arguments[1] ? arguments[1] : {}; if (t.deleted) return null; t.imageFormat = n; const i = t.notifyStartCaptureImage; return t.notifyStartCaptureImage = !0, t._screenshot = { size: o || 1 !== a ? o || t.size.map((e => e * a)) : null }, new Promise(((n, o) => { const a = e.onImageReady((o => { if (null === t._screenshot.size) t.notifyStartCaptureImage = i, a.unsubscribe(), t._screenshot.placeHolder && (t.size = t._screenshot.originalSize, e.modified(), t._screenshot.cameras && t._screenshot.cameras.forEach((e => { let { restoreParamsFn: t, arg: n } = e; return t(n) })), e.traverseAllPasses(), t.el.removeChild(t._screenshot.placeHolder), t._screenshot.placeHolder.remove(), t._screenshot = null), n(o); else { const n = document.createElement("img"); if (n.style = Ay, n.src = o, t._screenshot.placeHolder = t.el.appendChild(n), t.canvas.style.display = "none", t._screenshot.originalSize = t.size, t.size = t._screenshot.size, t._screenshot.size = null, e.modified(), r) { const e = !0 !== r; t._screenshot.cameras = t.renderable.getRenderers().map((t => { const n = t.getActiveCamera(), o = n.get("focalPoint", "position", "parallelScale"); return { resetCameraArgs: e ? { renderer: t } : void 0, resetCameraFn: e ? r : t.resetCamera, restoreParamsFn: n.set, arg: JSON.parse(JSON.stringify(o)) } })), t._screenshot.cameras.forEach((e => { let { resetCameraFn: t, resetCameraArgs: n } = e; return t(n) })) } e.traverseAllPasses() } })) })) }, e.getHardwareMaximumLineWidth = () => { if (null != o) return o; const t = e.get3DContext(), n = t.getParameter(t.ALIASED_LINE_WIDTH_RANGE); return o = n[1], n[1] }, e.getGLInformations = () => { if (t._glInformation) return t._glInformation; const n = e.get3DContext(), r = n.getExtension("OES_texture_float"), o = n.getExtension("OES_texture_half_float"), a = n.getExtension("WEBGL_debug_renderer_info"), i = n.getExtension("WEBGL_draw_buffers"), s = n.getExtension("EXT_texture_filter_anisotropic") || n.getExtension("WEBKIT_EXT_texture_filter_anisotropic"), l = [["Max Vertex Attributes", "MAX_VERTEX_ATTRIBS", n.getParameter(n.MAX_VERTEX_ATTRIBS)], ["Max Varying Vectors", "MAX_VARYING_VECTORS", n.getParameter(n.MAX_VARYING_VECTORS)], ["Max Vertex Uniform Vectors", "MAX_VERTEX_UNIFORM_VECTORS", n.getParameter(n.MAX_VERTEX_UNIFORM_VECTORS)], ["Max Fragment Uniform Vectors", "MAX_FRAGMENT_UNIFORM_VECTORS", n.getParameter(n.MAX_FRAGMENT_UNIFORM_VECTORS)], ["Max Fragment Texture Image Units", "MAX_TEXTURE_IMAGE_UNITS", n.getParameter(n.MAX_TEXTURE_IMAGE_UNITS)], ["Max Vertex Texture Image Units", "MAX_VERTEX_TEXTURE_IMAGE_UNITS", n.getParameter(n.MAX_VERTEX_TEXTURE_IMAGE_UNITS)], ["Max Combined Texture Image Units", "MAX_COMBINED_TEXTURE_IMAGE_UNITS", n.getParameter(n.MAX_COMBINED_TEXTURE_IMAGE_UNITS)], ["Max 2D Texture Size", "MAX_TEXTURE_SIZE", n.getParameter(n.MAX_TEXTURE_SIZE)], ["Max Cube Texture Size", "MAX_CUBE_MAP_TEXTURE_SIZE", n.getParameter(n.MAX_CUBE_MAP_TEXTURE_SIZE)], ["Max Texture Anisotropy", "MAX_TEXTURE_MAX_ANISOTROPY_EXT", s && n.getParameter(s.MAX_TEXTURE_MAX_ANISOTROPY_EXT)], ["Point Size Range", "ALIASED_POINT_SIZE_RANGE", n.getParameter(n.ALIASED_POINT_SIZE_RANGE).join(" - ")], ["Line Width Range", "ALIASED_LINE_WIDTH_RANGE", n.getParameter(n.ALIASED_LINE_WIDTH_RANGE).join(" - ")], ["Max Viewport Dimensions", "MAX_VIEWPORT_DIMS", n.getParameter(n.MAX_VIEWPORT_DIMS).join(" - ")], ["Max Renderbuffer Size", "MAX_RENDERBUFFER_SIZE", n.getParameter(n.MAX_RENDERBUFFER_SIZE)], ["Framebuffer Red Bits", "RED_BITS", n.getParameter(n.RED_BITS)], ["Framebuffer Green Bits", "GREEN_BITS", n.getParameter(n.GREEN_BITS)], ["Framebuffer Blue Bits", "BLUE_BITS", n.getParameter(n.BLUE_BITS)], ["Framebuffer Alpha Bits", "ALPHA_BITS", n.getParameter(n.ALPHA_BITS)], ["Framebuffer Depth Bits", "DEPTH_BITS", n.getParameter(n.DEPTH_BITS)], ["Framebuffer Stencil Bits", "STENCIL_BITS", n.getParameter(n.STENCIL_BITS)], ["Framebuffer Subpixel Bits", "SUBPIXEL_BITS", n.getParameter(n.SUBPIXEL_BITS)], ["MSAA Samples", "SAMPLES", n.getParameter(n.SAMPLES)], ["MSAA Sample Buffers", "SAMPLE_BUFFERS", n.getParameter(n.SAMPLE_BUFFERS)], ["Supported Formats for UByte Render Targets     ", "UNSIGNED_BYTE RENDER TARGET FORMATS", [r && Iy(n, n.RGBA, n.UNSIGNED_BYTE) ? "RGBA" : "", r && Iy(n, n.RGB, n.UNSIGNED_BYTE) ? "RGB" : "", r && Iy(n, n.LUMINANCE, n.UNSIGNED_BYTE) ? "LUMINANCE" : "", r && Iy(n, n.ALPHA, n.UNSIGNED_BYTE) ? "ALPHA" : "", r && Iy(n, n.LUMINANCE_ALPHA, n.UNSIGNED_BYTE) ? "LUMINANCE_ALPHA" : ""].join(" ")], ["Supported Formats for Half Float Render Targets", "HALF FLOAT RENDER TARGET FORMATS", [o && Iy(n, n.RGBA, o.HALF_FLOAT_OES) ? "RGBA" : "", o && Iy(n, n.RGB, o.HALF_FLOAT_OES) ? "RGB" : "", o && Iy(n, n.LUMINANCE, o.HALF_FLOAT_OES) ? "LUMINANCE" : "", o && Iy(n, n.ALPHA, o.HALF_FLOAT_OES) ? "ALPHA" : "", o && Iy(n, n.LUMINANCE_ALPHA, o.HALF_FLOAT_OES) ? "LUMINANCE_ALPHA" : ""].join(" ")], ["Supported Formats for Full Float Render Targets", "FLOAT RENDER TARGET FORMATS", [r && Iy(n, n.RGBA, n.FLOAT) ? "RGBA" : "", r && Iy(n, n.RGB, n.FLOAT) ? "RGB" : "", r && Iy(n, n.LUMINANCE, n.FLOAT) ? "LUMINANCE" : "", r && Iy(n, n.ALPHA, n.FLOAT) ? "ALPHA" : "", r && Iy(n, n.LUMINANCE_ALPHA, n.FLOAT) ? "LUMINANCE_ALPHA" : ""].join(" ")], ["Max Multiple Render Targets Buffers", "MAX_DRAW_BUFFERS_WEBGL", i ? n.getParameter(i.MAX_DRAW_BUFFERS_WEBGL) : 0], ["High Float Precision in Vertex Shader", "HIGH_FLOAT VERTEX_SHADER", [n.getShaderPrecisionFormat(n.VERTEX_SHADER, n.HIGH_FLOAT).precision, " (-2<sup>", n.getShaderPrecisionFormat(n.VERTEX_SHADER, n.HIGH_FLOAT).rangeMin, "</sup> - 2<sup>", n.getShaderPrecisionFormat(n.VERTEX_SHADER, n.HIGH_FLOAT).rangeMax, "</sup>)"].join("")], ["Medium Float Precision in Vertex Shader", "MEDIUM_FLOAT VERTEX_SHADER", [n.getShaderPrecisionFormat(n.VERTEX_SHADER, n.MEDIUM_FLOAT).precision, " (-2<sup>", n.getShaderPrecisionFormat(n.VERTEX_SHADER, n.MEDIUM_FLOAT).rangeMin, "</sup> - 2<sup>", n.getShaderPrecisionFormat(n.VERTEX_SHADER, n.MEDIUM_FLOAT).rangeMax, "</sup>)"].join("")], ["Low Float Precision in Vertex Shader", "LOW_FLOAT VERTEX_SHADER", [n.getShaderPrecisionFormat(n.VERTEX_SHADER, n.LOW_FLOAT).precision, " (-2<sup>", n.getShaderPrecisionFormat(n.VERTEX_SHADER, n.LOW_FLOAT).rangeMin, "</sup> - 2<sup>", n.getShaderPrecisionFormat(n.VERTEX_SHADER, n.LOW_FLOAT).rangeMax, "</sup>)"].join("")], ["High Float Precision in Fragment Shader", "HIGH_FLOAT FRAGMENT_SHADER", [n.getShaderPrecisionFormat(n.FRAGMENT_SHADER, n.HIGH_FLOAT).precision, " (-2<sup>", n.getShaderPrecisionFormat(n.FRAGMENT_SHADER, n.HIGH_FLOAT).rangeMin, "</sup> - 2<sup>", n.getShaderPrecisionFormat(n.FRAGMENT_SHADER, n.HIGH_FLOAT).rangeMax, "</sup>)"].join("")], ["Medium Float Precision in Fragment Shader", "MEDIUM_FLOAT FRAGMENT_SHADER", [n.getShaderPrecisionFormat(n.FRAGMENT_SHADER, n.MEDIUM_FLOAT).precision, " (-2<sup>", n.getShaderPrecisionFormat(n.FRAGMENT_SHADER, n.MEDIUM_FLOAT).rangeMin, "</sup> - 2<sup>", n.getShaderPrecisionFormat(n.FRAGMENT_SHADER, n.MEDIUM_FLOAT).rangeMax, "</sup>)"].join("")], ["Low Float Precision in Fragment Shader", "LOW_FLOAT FRAGMENT_SHADER", [n.getShaderPrecisionFormat(n.FRAGMENT_SHADER, n.LOW_FLOAT).precision, " (-2<sup>", n.getShaderPrecisionFormat(n.FRAGMENT_SHADER, n.LOW_FLOAT).rangeMin, "</sup> - 2<sup>", n.getShaderPrecisionFormat(n.FRAGMENT_SHADER, n.LOW_FLOAT).rangeMax, "</sup>)"].join("")], ["High Int Precision in Vertex Shader", "HIGH_INT VERTEX_SHADER", [n.getShaderPrecisionFormat(n.VERTEX_SHADER, n.HIGH_INT).precision, " (-2<sup>", n.getShaderPrecisionFormat(n.VERTEX_SHADER, n.HIGH_INT).rangeMin, "</sup> - 2<sup>", n.getShaderPrecisionFormat(n.VERTEX_SHADER, n.HIGH_INT).rangeMax, "</sup>)"].join("")], ["Medium Int Precision in Vertex Shader", "MEDIUM_INT VERTEX_SHADER", [n.getShaderPrecisionFormat(n.VERTEX_SHADER, n.MEDIUM_INT).precision, " (-2<sup>", n.getShaderPrecisionFormat(n.VERTEX_SHADER, n.MEDIUM_INT).rangeMin, "</sup> - 2<sup>", n.getShaderPrecisionFormat(n.VERTEX_SHADER, n.MEDIUM_INT).rangeMax, "</sup>)"].join("")], ["Low Int Precision in Vertex Shader", "LOW_INT VERTEX_SHADER", [n.getShaderPrecisionFormat(n.VERTEX_SHADER, n.LOW_INT).precision, " (-2<sup>", n.getShaderPrecisionFormat(n.VERTEX_SHADER, n.LOW_INT).rangeMin, "</sup> - 2<sup>", n.getShaderPrecisionFormat(n.VERTEX_SHADER, n.LOW_INT).rangeMax, "</sup>)"].join("")], ["High Int Precision in Fragment Shader", "HIGH_INT FRAGMENT_SHADER", [n.getShaderPrecisionFormat(n.FRAGMENT_SHADER, n.HIGH_INT).precision, " (-2<sup>", n.getShaderPrecisionFormat(n.FRAGMENT_SHADER, n.HIGH_INT).rangeMin, "</sup> - 2<sup>", n.getShaderPrecisionFormat(n.FRAGMENT_SHADER, n.HIGH_INT).rangeMax, "</sup>)"].join("")], ["Medium Int Precision in Fragment Shader", "MEDIUM_INT FRAGMENT_SHADER", [n.getShaderPrecisionFormat(n.FRAGMENT_SHADER, n.MEDIUM_INT).precision, " (-2<sup>", n.getShaderPrecisionFormat(n.FRAGMENT_SHADER, n.MEDIUM_INT).rangeMin, "</sup> - 2<sup>", n.getShaderPrecisionFormat(n.FRAGMENT_SHADER, n.MEDIUM_INT).rangeMax, "</sup>)"].join("")], ["Low Int Precision in Fragment Shader", "LOW_INT FRAGMENT_SHADER", [n.getShaderPrecisionFormat(n.FRAGMENT_SHADER, n.LOW_INT).precision, " (-2<sup>", n.getShaderPrecisionFormat(n.FRAGMENT_SHADER, n.LOW_INT).rangeMin, "</sup> - 2<sup>", n.getShaderPrecisionFormat(n.FRAGMENT_SHADER, n.LOW_INT).rangeMax, "</sup>)"].join("")], ["Supported Extensions", "EXTENSIONS", n.getSupportedExtensions().join("<br/>\t\t\t\t\t    ")], ["WebGL Renderer", "RENDERER", n.getParameter(n.RENDERER)], ["WebGL Vendor", "VENDOR", n.getParameter(n.VENDOR)], ["WebGL Version", "VERSION", n.getParameter(n.VERSION)], ["Shading Language Version", "SHADING_LANGUAGE_VERSION", n.getParameter(n.SHADING_LANGUAGE_VERSION)], ["Unmasked Renderer", "UNMASKED_RENDERER", a && n.getParameter(a.UNMASKED_RENDERER_WEBGL)], ["Unmasked Vendor", "UNMASKED_VENDOR", a && n.getParameter(a.UNMASKED_VENDOR_WEBGL)], ["WebGL Version", "WEBGL_VERSION", t.webgl2 ? 2 : 1]], c = {}; for (; l.length;) { const [e, t, n] = l.pop(); t && (c[t] = { label: e, value: n }) } return t._glInformation = c, c }, e.traverseAllPasses = () => { if (t.renderPasses) for (let n = 0; n < t.renderPasses.length; ++n)t.renderPasses[n].traverse(e, null); t.notifyStartCaptureImage && function () { let n = arguments.length > 0 && void 0 !== arguments[0] ? arguments[0] : t.imageFormat; const r = document.createElement("canvas"), o = r.getContext("2d"); r.width = t.canvas.width, r.height = t.canvas.height, o.drawImage(t.canvas, 0, 0); const a = t.canvas.getBoundingClientRect(), i = t.renderable; i.getRenderers().forEach((e => { e.getViewProps().forEach((e => { if (e.getContainer) { const t = e.getContainer().getElementsByTagName("canvas"); for (let e = 0; e < t.length; e++) { const n = t[e], r = n.getBoundingClientRect(), i = r.x - a.x, s = r.y - a.y; o.drawImage(n, i, s) } } })) })); const s = r.toDataURL(n); r.remove(), e.invokeImageReady(s) }() }, e.disableCullFace = () => { t.cullFaceEnabled && (t.context.disable(t.context.CULL_FACE), t.cullFaceEnabled = !1) }, e.enableCullFace = () => { t.cullFaceEnabled || (t.context.enable(t.context.CULL_FACE), t.cullFaceEnabled = !0) }, e.setViewStream = n => t.viewStream !== n && (t.subscription && (t.subscription.unsubscribe(), t.subscription = null), t.viewStream = n, t.viewStream && (t.renderable.getRenderers()[0].getBackgroundByReference()[3] = 0, e.setUseBackgroundImage(!0), t.subscription = t.viewStream.onImageReady((t => e.setBackgroundImage(t.image))), t.viewStream.setSize(t.size[0], t.size[1]), t.viewStream.invalidateCache(), t.viewStream.render(), e.modified()), !0), e.createSelector = () => { const t = df.newInstance(); return t.setOpenGLRenderWindow(e), t }, e.delete = jt.chain((function () { t.canvas.removeEventListener("webglcontextlost", My), t.canvas.removeEventListener("webglcontextrestored", e.restoreContext) }), e.delete, e.setViewStream, Ry), e.setActiveFramebuffer = e => { t.activeFramebuffer = e }; const a = e.setSize; e.setSize = (t, n) => { const r = a(t, n); return r && e.invokeWindowResizeEvent({ width: t, height: n }), r }, e.getGraphicsResourceForObject = e => e ? { vtkObj: t._graphicsResources.get(e), hash: t._graphicsResourceHash.get(e) } : null, e.setGraphicsResourceForObject = (e, n, r) => { e && (t._graphicsResources.set(e, n), t._graphicsResourceHash.set(e, r)) }, e.getGraphicsMemoryInfo = () => { let e = 0; return t._graphicsResources.forEach(((t, n) => { e += t.getAllocatedGPUMemoryInBytes() })), e }, e.releaseGraphicsResourcesForObject = n => !!n && (t._graphicsResources.get(n)?.releaseGraphicsResources(e), t._graphicsResources.delete(n) && t._graphicsResourceHash.delete(n)), e.releaseGraphicsResources = () => { null !== t.shaderCache && t.shaderCache.releaseGraphicsResources(e), t._graphicsResources.forEach(((t, n) => { t.releaseGraphicsResources(e) })), t._graphicsResources.clear(), t._graphicsResourceHash.clear(), null !== t.textureUnitManager && t.textureUnitManager.freeAll(), t.renderable.getRenderersByReference().forEach((t => { e.getViewNodeFor(t)?.releaseGraphicsResources() })) } } const Ey = { cullFaceEnabled: !1, shaderCache: null, initialized: !1, context: null, canvas: null, cursorVisibility: !0, cursor: "pointer", textureUnitManager: null, textureResourceIds: null, containerSize: null, renderPasses: [], notifyStartCaptureImage: !1, webgl2: !1, defaultToWebgl2: !0, activeFramebuffer: null, imageFormat: "image/png", useOffScreen: !1, useBackgroundImage: !1 }; const Vy = jt.newInstance((function (e, t) { let n = arguments.length > 2 && void 0 !== arguments[2] ? arguments[2] : {}; Object.assign(t, Ey, n), xy.extend(e, t, n), t.canvas = document.createElement("canvas"), t.canvas.style.width = "100%", Oy(), t.selector || (t.selector = df.newInstance(), t.selector.setOpenGLRenderWindow(e)), t.bgImage = new Image, t.bgImage.style.position = "absolute", t.bgImage.style.left = "0", t.bgImage.style.top = "0", t.bgImage.style.width = "100%", t.bgImage.style.height = "100%", t.bgImage.style.zIndex = "-1", t._textureResourceIds = new Map, t._graphicsResources = new Map, t._graphicsResourceHash = new Map, t._glInformation = null, t.myFactory = ln.newInstance(), t.myFactory.registerOverride("vtkRenderWindow", Vy), t.shaderCache = py.newInstance(), t.shaderCache.setOpenGLRenderWindow(e), t.renderPasses[0] = ay.newInstance(), jt.event(e, t, "imageReady"), jt.get(e, t, ["shaderCache", "textureUnitManager", "webgl2", "useBackgroundImage", "activeFramebuffer"]), jt.setGet(e, t, ["initialized", "context", "canvas", "renderPasses", "notifyStartCaptureImage", "defaultToWebgl2", "cursor", "useOffScreen"]), jt.setGetArray(e, t, ["size"], 2), jt.event(e, t, "windowResizeEvent"), Dy(e, t) }), "vtkOpenGLRenderWindow"); function Ly(e, t) { t.classHierarchy.push("vtkWebGPUShaderModule"), e.initialize = (e, n) => { t.device = e, t.handle = t.device.getHandle().createShaderModule({ code: n.getCode() }) } } ev("WebGL", Vy); const By = { device: null, handle: null }; function Ny(e, t) { let n = arguments.length > 2 && void 0 !== arguments[2] ? arguments[2] : {}; Object.assign(t, By, n), jt.obj(e, t), jt.get(e, t, ["lastCameraMTime"]), jt.setGet(e, t, ["device", "handle"]), Ly(e, t) } var _y = { newInstance: jt.newInstance(Ny, "vtkWebGPUShaderModule"), extend: Ny }; function Fy(e, t) { t.classHierarchy.push("vtkWebGPUShaderCache"), e.getShaderModule = e => { const n = e.getType(), r = e.getHash(), o = t._shaderModules.keys(); for (let e = 0; e < o.length; e++) { const a = o[e]; if (a.getHash() === r && a.getType() === n) return t._shaderModules.get(a) } const a = _y.newInstance(); return a.initialize(t.device, e), t._shaderModules.set(e, a), a } } const ky = { shaderModules: null, device: null, window: null }; function Gy(e, t) { let n = arguments.length > 2 && void 0 !== arguments[2] ? arguments[2] : {}; Object.assign(t, ky, n), t._shaderModules = new Map, jt.obj(e, t), jt.setGet(e, t, ["device", "window"]), Fy(e, t) } var Uy = { newInstance: jt.newInstance(Gy, "vtkWebGPUShaderCache"), extend: Gy, substitute: function (e, t, n) { let r = !(arguments.length > 3 && void 0 !== arguments[3]) || arguments[3]; const o = Array.isArray(n) ? n.join("\n") : n; let a = !1; -1 !== e.search(t) && (a = !0); let i = ""; r && (i = "g"); const s = new RegExp(t, i), l = e.replace(s, o); return { replace: a, result: l } } }; function zy(e, t) { t.classHierarchy.push("vtkWebGPUBindGroup"), e.setBindables = n => { if (t.bindables.length === n.length) { let e = !0; for (let r = 0; r < t.bindables.length; r++)t.bindables[r] !== n[r] && (e = !1); if (e) return } t.bindables = n, e.modified() }, e.getBindGroupLayout = e => { const n = []; for (let e = 0; e < t.bindables.length; e++) { const r = t.bindables[e].getBindGroupLayoutEntry(); r.binding = e, n.push(r) } return e.getBindGroupLayout({ entries: n }) }, e.getBindGroup = n => { let r = e.getMTime(); for (let e = 0; e < t.bindables.length; e++) { const n = t.bindables[e].getBindGroupTime().getMTime(); r = n > r ? n : r } if (r < t.bindGroupTime.getMTime()) return t.bindGroup; const o = []; for (let e = 0; e < t.bindables.length; e++) { const n = t.bindables[e].getBindGroupEntry(); n.binding = e, o.push(n) } return t.bindGroup = n.getHandle().createBindGroup({ layout: e.getBindGroupLayout(n), entries: o, label: t.label }), t.bindGroupTime.modified(), t.bindGroup }, e.getShaderCode = e => { const n = [], r = e.getBindGroupLayoutCount(t.label); for (let e = 0; e < t.bindables.length; e++)n.push(t.bindables[e].getShaderCode(e, r)); return n.join("\n") } } const Wy = { device: null, handle: null, label: null }; function Hy(e, t) { let n = arguments.length > 2 && void 0 !== arguments[2] ? arguments[2] : {}; Object.assign(t, Wy, n), jt.obj(e, t), t.bindables = [], t.bindGroupTime = {}, jt.obj(t.bindGroupTime, { mtime: 0 }), jt.get(e, t, ["bindGroupTime", "handle", "sizeInBytes", "usage"]), jt.setGet(e, t, ["label", "device", "arrayInformation"]), zy(e, t) } var jy = { newInstance: jt.newInstance(Hy), extend: Hy }; function Ky(e, t) { t.classHierarchy.push("vtkWebGPUPipeline"), e.getShaderDescriptions = () => t.shaderDescriptions, e.initialize = (e, n) => { t.pipelineDescription = t.renderEncoder.getPipelineSettings(), t.pipelineDescription.primitive.topology = t.topology, t.pipelineDescription.vertex = t.vertexState, t.pipelineDescription.label = n; const r = []; for (let e = 0; e < t.layouts.length; e++)r.push(t.layouts[e].layout); t.pipelineLayout = e.getHandle().createPipelineLayout({ bindGroupLayouts: r }), t.pipelineDescription.layout = t.pipelineLayout; for (let n = 0; n < t.shaderDescriptions.length; n++) { const r = t.shaderDescriptions[n], o = e.getShaderModule(r); "vertex" === r.getType() && (t.pipelineDescription.vertex.module = o.getHandle(), t.pipelineDescription.vertex.entryPoint = "main"), "fragment" === r.getType() && (t.pipelineDescription.fragment.module = o.getHandle(), t.pipelineDescription.fragment.entryPoint = "main") } t.handle = e.getHandle().createRenderPipeline(t.pipelineDescription) }, e.getShaderDescription = e => { for (let n = 0; n < t.shaderDescriptions.length; n++)if (t.shaderDescriptions[n].getType() === e) return t.shaderDescriptions[n]; return null }, e.addBindGroupLayout = e => { e && t.layouts.push({ layout: e.getBindGroupLayout(t.device), label: e.getLabel() }) }, e.getBindGroupLayout = e => t.layouts[e].layout, e.getBindGroupLayoutCount = e => { for (let n = 0; n < t.layouts.length; n++)if (t.layouts[n].label === e) return n; return 0 }, e.bindVertexInput = (e, t) => { t.bindBuffers(e) } } const $y = { handle: null, layouts: null, renderEncoder: null, shaderDescriptions: null, vertexState: null, topology: null, pipelineDescription: null }; function qy(e, t) { let n = arguments.length > 2 && void 0 !== arguments[2] ? arguments[2] : {}; Object.assign(t, $y, n), yt(e, t), t.layouts = [], t.shaderDescriptions = [], bt(e, t, ["handle", "pipelineDescription"]), At(e, t, ["device", "renderEncoder", "topology", "vertexState"]), Ky(e, t) } var Xy = { newInstance: Et(qy, "vtkWebGPUPipeline"), extend: qy }; function Yy(e, t) { t.classHierarchy.push("vtkWebGPUShaderDescription"), e.hasOutput = e => t.outputNames.includes(e), e.addOutput = function (e, n) { let r = arguments.length > 2 && void 0 !== arguments[2] ? arguments[2] : void 0; t.outputTypes.push(e), t.outputNames.push(n), t.outputInterpolations.push(r) }, e.addBuiltinOutput = (e, n) => { t.builtinOutputTypes.push(e), t.builtinOutputNames.push(n) }, e.addBuiltinInput = (e, n) => { t.builtinInputTypes.push(e), t.builtinInputNames.push(n) }, e.replaceShaderCode = (e, n) => { const r = []; let o = []; if (n && r.push(n.getShaderCode()), e || t.builtinInputNames.length) { const n = []; if (n.push(`struct ${t.type}Input\n{`), e) { const t = e.getOutputNamesByReference(), r = e.getOutputTypesByReference(), o = e.getOutputInterpolationsByReference(); for (let e = 0; e < t.length; e++)void 0 !== o[e] ? n.push(`  @location(${e}) @interpolate(${o[e]}) ${t[e]} : ${r[e]},`) : n.push(`  @location(${e}) ${t[e]} : ${r[e]},`) } for (let e = 0; e < t.builtinInputNames.length; e++)n.push(`  ${t.builtinInputNames[e]} : ${t.builtinInputTypes[e]},`); n.length > 1 && (n.push("};"), o = n, r[r.length - 1] += ",", r.push(`input: ${t.type}Input`)) } if (r.length && (t.code = Uy.substitute(t.code, "//VTK::IOStructs::Input", r).result), t.outputNames.length + t.builtinOutputNames.length) { const e = [`struct ${t.type}Output\n{`]; for (let n = 0; n < t.outputNames.length; n++)void 0 !== t.outputInterpolations[n] ? e.push(`  @location(${n}) @interpolate(${t.outputInterpolations[n]}) ${t.outputNames[n]} : ${t.outputTypes[n]},`) : e.push(`  @location(${n}) ${t.outputNames[n]} : ${t.outputTypes[n]},`); for (let n = 0; n < t.builtinOutputNames.length; n++)e.push(`  ${t.builtinOutputNames[n]} : ${t.builtinOutputTypes[n]},`); e.push("};"), o = o.concat(e), t.code = Uy.substitute(t.code, "//VTK::IOStructs::Output", [`-> ${t.type}Output`]).result } t.code = Uy.substitute(t.code, "//VTK::IOStructs::Dec", o).result } } const Zy = { type: null, hash: null, code: null, outputNames: null, outputTypes: null }; function Qy(e, t) { let n = arguments.length > 2 && void 0 !== arguments[2] ? arguments[2] : {}; Object.assign(t, Zy, n), t.outputNames = [], t.outputTypes = [], t.outputInterpolations = [], t.builtinOutputNames = [], t.builtinOutputTypes = [], t.builtinInputNames = [], t.builtinInputTypes = [], jt.obj(e, t), jt.setGet(e, t, ["type", "hash", "code"]), jt.getArray(e, t, ["outputTypes", "outputNames", "outputInterpolations"]), Yy(e, t) } var Jy = { newInstance: jt.newInstance(Qy, "vtkWebGPUShaderDescription"), extend: Qy }; const eT = { r8unorm: { numComponents: 1, nativeType: Uint8Array, stride: 1, elementSize: 1, sampleType: "float" }, r8snorm: { numComponents: 1, nativeType: Int8Array, stride: 1, elementSize: 1, sampleType: "float" }, r8uint: { numComponents: 1, nativeType: Uint8Array, stride: 1, elementSize: 1, sampleType: "uint" }, r8sint: { numComponents: 1, nativeType: Int8Array, stride: 1, elementSize: 1, sampleType: "sint" }, r16uint: { numComponents: 1, nativeType: Uint16Array, stride: 2, elementSize: 2, sampleType: "uint" }, r16sint: { numComponents: 1, nativeType: Int16Array, stride: 2, elementSize: 2, sampleType: "sint" }, r16float: { numComponents: 1, nativeType: Float32Array, stride: 2, elementSize: 2, sampleType: "float" }, rg8unorm: { numComponents: 2, nativeType: Uint8Array, stride: 2, elementSize: 1, sampleType: "float" }, rg8snorm: { numComponents: 2, nativeType: Int8Array, stride: 2, elementSize: 1, sampleType: "float" }, rg8uint: { numComponents: 2, nativeType: Uint8Array, stride: 2, elementSize: 1, sampleType: "uint" }, rg8sint: { numComponents: 2, nativeType: Int8Array, stride: 2, elementSize: 1, sampleType: "sint" }, r32uint: { numComponents: 1, nativeType: Uint32Array, stride: 4, elementSize: 4, sampleType: "uint" }, r32sint: { numComponents: 1, nativeType: Int32Array, stride: 4, elementSize: 4, sampleType: "sint" }, r32float: { numComponents: 1, nativeType: Float32Array, stride: 4, elementSize: 4, sampleType: "unfilterable-float" }, rg16uint: { numComponents: 2, nativeType: Uint16Array, stride: 4, elementSize: 2, sampleType: "uint" }, rg16sint: { numComponents: 2, nativeType: Int16Array, stride: 4, elementSize: 2, sampleType: "sint" }, rg16float: { numComponents: 2, nativeType: Float32Array, stride: 4, elementSize: 2, sampleType: "float" }, rgba8unorm: { numComponents: 4, nativeType: Uint8Array, stride: 4, elementSize: 1, sampleType: "float" }, "rgba8unorm-srgb": { numComponents: 4, nativeType: Uint8Array, stride: 4, elementSize: 1, sampleType: "float" }, rgba8snorm: { numComponents: 4, nativeType: Int8Array, stride: 4, elementSize: 1, sampleType: "float" }, rgba8uint: { numComponents: 4, nativeType: Uint8Array, stride: 4, elementSize: 1, sampleType: "uint" }, rgba8sint: { numComponents: 4, nativeType: Int8Array, stride: 4, elementSize: 1, sampleType: "sint" }, bgra8unorm: { numComponents: 4, nativeType: Uint8Array, stride: 4, elementSize: 1, sampleType: "float" }, "bgra8unorm-srgb": { numComponents: 4, nativeType: Uint8Array, stride: 4, elementSize: 1, sampleType: "float" }, rgb9e5ufloat: { numComponents: 4, nativeType: Uint32Array, stride: 4, sampleType: "float" }, rgb10a2unorm: { numComponents: 4, nativeType: Uint32Array, stride: 4, sampleType: "float" }, rg11b10ufloat: { numComponents: 4, nativeType: Float32Array, stride: 4, sampleType: "float" }, rg32uint: { numComponents: 2, nativeType: Uint32Array, stride: 8, elementSize: 4, sampleType: "uint" }, rg32sint: { numComponents: 2, nativeType: Int32Array, stride: 8, elementSize: 4, sampleType: "sint" }, rg32float: { numComponents: 2, nativeType: Float32Array, stride: 8, elementSize: 4, sampleType: "unfilterable-float" }, rgba16uint: { numComponents: 4, nativeType: Uint16Array, stride: 8, elementSize: 2, sampleType: "uint" }, rgba16sint: { numComponents: 4, nativeType: Int16Array, stride: 8, elementSize: 2, sampleType: "sint" }, rgba16float: { numComponents: 4, nativeType: Float32Array, stride: 8, elementSize: 2, sampleType: "float" }, rgba32uint: { numComponents: 4, nativeType: Uint32Array, stride: 16, elementSize: 4, sampleType: "uint" }, rgba32sint: { numComponents: 4, nativeType: Int32Array, stride: 16, elementSize: 4, sampleType: "sint" }, rgba32float: { numComponents: 4, nativeType: Float32Array, stride: 16, elementSize: 4, sampleType: "unfilterable-float" }, stencil8: { numComponents: 1, nativeType: Uint8Array, stride: 1, elementSize: 1, sampleType: "uint" }, depth16unorm: { numComponents: 1, nativeType: Uint16Array, stride: 2, elementSize: 2, sampleType: "depth" }, depth24plus: { numComponents: 1, nativeType: Uint32Array, stride: 4, elementSize: 3, sampleType: "depth" }, "depth24plus-stencil8": { numComponents: 2, nativeType: Uint32Array, stride: 4, sampleType: "mixed" }, depth32float: { numComponents: 1, nativeType: Float32Array, stride: 4, elementSize: 4, sampleType: "depth" } }; var tT = function (e) { return !e || e.length < 6 ? 0 : e in eT == 1 ? eT[e] : (et(`unknown format ${e}`), null) }, nT = function (e) { if (!e || e.length < 5) return 0; let t = 1; "x" === e[e.length - 2] && (t = Number(e[e.length - 1])); const n = 1 === t ? e.length - 1 : e.length - 3, r = Number(e[n]); return Number.isNaN(r) ? (et(`unknown format ${e}`), 0) : t * (5 - r / 2) }, rT = function (e) { if (!e || e.length < 5) return 0; let t; if ("f" === e[0]) t = "Float"; else if ("s" === e[0]) t = "Int"; else { if ("u" !== e[0]) return void et(`unknown format ${e}`); t = "Uint" } const n = e.split("x")[0], r = Number(n[n.length - 1]); if (!Number.isNaN(r)) return t += 8 * (5 - r / 2), t += "Array", t; et(`unknown format ${e}`) }, oT = function (e) { let t; if ("f" === e[0] || "n" === e[1]) t = "f32"; else if ("s" === e[0] && "i" === e[1]) t = "i32"; else { if ("u" !== e[0] || "i" !== e[1]) return void et(`unknown format ${e}`); t = "u32" } let n = 1; return "x" === e[e.length - 2] && (n = Number(e[e.length - 1])), 4 === n ? `vec4<${t}>` : 3 === n ? `vec3<${t}>` : 2 === n ? `vec2<${t}>` : t }, aT = function (e) { if (!e) return 0; let t = 1; return "vec" === e.substring(0, 3) ? t = Number(e[3]) : "mat" === e.substring(0, 3) && (t = e[3] * e[5]), 4 * t }, iT = function (e) { if (e) return e.includes("f32") ? "Float32Array" : e.includes("i32") ? "Int32Array" : e.includes("u32") ? "Uint32Array" : void et(`unknown format ${e}`) }; function sT(e, t) { if (e === t) return !0; if (null == e || null == t) return !1; if (e.length !== t.length) return !1; for (let n = 0; n < e.length; ++n)if (!t.includes(e[n])) return !1; return !0 } function lT(e, t) { t.classHierarchy.push("vtkWebGPUVertexInput"), e.addBuffer = function (e, n) { let r = arguments.length > 2 && void 0 !== arguments[2] ? arguments[2] : "vertex", o = n; Array.isArray(o) || (o = [o]); for (let n = 0; n < t.inputs.length; n++)if (sT(t.inputs[n].names, o)) { if (t.inputs[n].buffer === e) return; return void (t.inputs[n].buffer = e) } t.inputs.push({ buffer: e, stepMode: r, names: o }), t.inputs = t.inputs.sort(((e, t) => e.names[0] < t.names[0] ? -1 : e.names[0] > t.names[0] ? 1 : 0)) }, e.removeBufferIfPresent = e => { for (let n = 0; n < t.inputs.length; n++)t.inputs[n].names.includes(e) && t.inputs.splice(n, 1) }, e.getBuffer = e => { for (let n = 0; n < t.inputs.length; n++)if (t.inputs[n].names.includes(e)) return t.inputs[n].buffer; return null }, e.hasAttribute = e => { for (let n = 0; n < t.inputs.length; n++)if (t.inputs[n].names.includes(e)) return !0; return !1 }, e.getAttributeTime = e => { for (let n = 0; n < t.inputs.length; n++)if (t.inputs[n].names.includes(e)) return t.inputs[n].buffer.getSourceTime(); return 0 }, e.getShaderCode = () => { let e = "", n = 0; for (let r = 0; r < t.inputs.length; r++)for (let o = 0; o < t.inputs[r].names.length; o++) { const a = t.inputs[r].buffer.getArrayInformation()[o], i = oT(a.format); n > 0 && (e += ",\n"), e = `${e}  @location(${n}) ${t.inputs[r].names[o]} : ${i}`, n++ } return e }, e.getVertexInputInformation = () => { const e = {}; if (t.inputs.length) { const n = []; let r = 0; for (let e = 0; e < t.inputs.length; e++) { const o = t.inputs[e].buffer, a = { arrayStride: o.getStrideInBytes(), stepMode: t.inputs[e].stepMode, attributes: [] }, i = o.getArrayInformation(); for (let n = 0; n < t.inputs[e].names.length; n++)a.attributes.push({ shaderLocation: r, offset: i[n].offset, format: i[n].format }), r++; n.push(a) } e.buffers = n } return e }, e.bindBuffers = e => { for (let n = 0; n < t.inputs.length; n++)e.setVertexBuffer(n, t.inputs[n].buffer.getHandle()); t.indexBuffer && e.setIndexBuffer(t.indexBuffer.getHandle(), t.indexBuffer.getArrayInformation()[0].format) }, e.getReady = () => { }, e.releaseGraphicsResources = () => { t.created && (t.inputs = [], t.bindingDescriptions = [], t.attributeDescriptions = []) } } const cT = { inputs: null, bindingDescriptions: !1, attributeDescriptions: null, indexBuffer: null }; function uT(e, t) { let n = arguments.length > 2 && void 0 !== arguments[2] ? arguments[2] : {}; Object.assign(t, cT, n), yt(e, t), t.bindingDescriptions = [], t.attributeDescriptions = [], t.inputs = [], At(e, t, ["created", "device", "handle", "indexBuffer"]), lT(e, t) } var dT = { newInstance: Et(uT, "vtkWebGPUVertexInput"), extend: uT }; const pT = "\n//VTK::Renderer::Dec\n\n//VTK::Color::Dec\n\n//VTK::Normal::Dec\n\n//VTK::TCoord::Dec\n\n//VTK::Select::Dec\n\n//VTK::Mapper::Dec\n\n//VTK::IOStructs::Dec\n\n@vertex\nfn main(\n//VTK::IOStructs::Input\n)\n//VTK::IOStructs::Output\n{\n  var output : vertexOutput;\n\n  // var vertex: vec4<f32> = vertexBC;\n\n  //VTK::Color::Impl\n\n  //VTK::Normal::Impl\n\n  //VTK::TCoord::Impl\n\n  //VTK::Select::Impl\n\n  //VTK::Position::Impl\n\n  return output;\n}\n", fT = "\n//VTK::Renderer::Dec\n\n//VTK::Color::Dec\n\n//VTK::Normal::Dec\n\n//VTK::TCoord::Dec\n\n//VTK::Select::Dec\n\n//VTK::RenderEncoder::Dec\n\n//VTK::Mapper::Dec\n\n//VTK::IOStructs::Dec\n\n@fragment\nfn main(\n//VTK::IOStructs::Input\n)\n//VTK::IOStructs::Output\n{\n  var output : fragmentOutput;\n\n  //VTK::Color::Impl\n\n  //VTK::Normal::Impl\n\n  //VTK::Light::Impl\n\n  //VTK::TCoord::Impl\n\n  //VTK::Select::Impl\n\n  // var computedColor:vec4<f32> = vec4<f32>(1.0,0.5,0.5,1.0);\n\n  //VTK::RenderEncoder::Impl\n  return output;\n}\n"; function gT(e, t) { t.classHierarchy.push("vtkWebGPUSimpleMapper"), e.generateShaderDescriptions = (n, r, o) => { const a = Jy.newInstance({ type: "vertex", hash: n, code: t.vertexShaderTemplate }), i = Jy.newInstance({ type: "fragment", hash: n, code: t.fragmentShaderTemplate }), s = r.getShaderDescriptions(); s.push(a), s.push(i); const l = t.vertexShaderTemplate + t.fragmentShaderTemplate, c = new RegExp("//VTK::[^:]*::", "g"), u = l.match(c).filter(((e, t, n) => n.indexOf(e) === t)), d = u.map((e => `replaceShader${e.substring(7, e.length - 2)}`)); for (let e = 0; e < d.length; e++) { const a = d[e]; "replaceShaderIOStructs" !== a && t.shaderReplacements.has(a) && t.shaderReplacements.get(a)(n, r, o) } e.replaceShaderIOStructs(n, r, o) }, e.replaceShaderIOStructs = (e, t, n) => { const r = t.getShaderDescription("vertex"); r.replaceShaderCode(null, n), t.getShaderDescription("fragment").replaceShaderCode(r) }, e.replaceShaderRenderEncoder = (e, n, r) => { t.renderEncoder.replaceShaderCode(n) }, t.shaderReplacements.set("replaceShaderRenderEncoder", e.replaceShaderRenderEncoder), e.replaceShaderRenderer = (e, n, r) => { if (!t.WebGPURenderer) return; const o = t.WebGPURenderer.getBindGroup().getShaderCode(n), a = n.getShaderDescription("vertex"); let i = a.getCode(); i = Uy.substitute(i, "//VTK::Renderer::Dec", [o]).result, a.setCode(i); const s = n.getShaderDescription("fragment"); i = s.getCode(), i = Uy.substitute(i, "//VTK::Renderer::Dec", [o]).result, s.setCode(i) }, t.shaderReplacements.set("replaceShaderRenderer", e.replaceShaderRenderer), e.replaceShaderMapper = (e, n, r) => { const o = t.bindGroup.getShaderCode(n), a = n.getShaderDescription("vertex"); let i = a.getCode(); i = Uy.substitute(i, "//VTK::Mapper::Dec", [o]).result, a.setCode(i); const s = n.getShaderDescription("fragment"); s.addBuiltinInput("bool", "@builtin(front_facing) frontFacing"), i = s.getCode(), i = Uy.substitute(i, "//VTK::Mapper::Dec", [o]).result, s.setCode(i) }, t.shaderReplacements.set("replaceShaderMapper", e.replaceShaderMapper), e.replaceShaderPosition = (e, t, n) => { const r = t.getShaderDescription("vertex"); r.addBuiltinOutput("vec4<f32>", "@builtin(position) Position"); let o = r.getCode(); o = Uy.substitute(o, "//VTK::Position::Impl", ["    output.Position = rendererUBO.SCPCMatrix*vertexBC;"]).result, r.setCode(o) }, t.shaderReplacements.set("replaceShaderPosition", e.replaceShaderPosition), e.replaceShaderTCoord = (e, t, n) => { t.getShaderDescription("vertex").addOutput("vec2<f32>", "tcoordVS") }, t.shaderReplacements.set("replaceShaderTCoord", e.replaceShaderTCoord), e.addTextureView = e => { t.textureViews.includes(e) || t.textureViews.push(e) }, e.prepareToDraw = n => { t.renderEncoder = n, e.updateInput(), e.updateBuffers(), e.updateBindings(), e.updatePipeline() }, e.updateInput = () => { }, e.updateBuffers = () => { }, e.updateBindings = () => { t.bindGroup.setBindables(e.getBindables()) }, e.computePipelineHash = () => { }, e.registerDrawCallback = n => { n.registerDrawCallback(t.pipeline, e.draw) }, e.prepareAndDraw = n => { e.prepareToDraw(n), n.setPipeline(t.pipeline), e.draw(n) }, e.draw = e => { const n = e.getBoundPipeline(); e.activateBindGroup(t.bindGroup), t.WebGPURenderer && t.WebGPURenderer.bindUBO(e), n.bindVertexInput(e, t.vertexInput); const r = t.vertexInput.getIndexBuffer(); r ? e.drawIndexed(r.getIndexCount(), t.numberOfInstances, 0, 0, 0) : e.draw(t.numberOfVertices, t.numberOfInstances, 0, 0) }, e.getBindables = () => { const e = [...t.additionalBindables]; t.UBO && e.push(t.UBO), t.SSBO && e.push(t.SSBO); for (let n = 0; n < t.textureViews.length; n++) { e.push(t.textureViews[n]); const r = t.textureViews[n].getSampler(); r && e.push(r) } return e }, e.updatePipeline = () => { e.computePipelineHash(), t.pipeline = t.device.getPipeline(t.pipelineHash), t.pipeline || (t.pipeline = Xy.newInstance(), t.pipeline.setDevice(t.device), t.WebGPURenderer && t.pipeline.addBindGroupLayout(t.WebGPURenderer.getBindGroup()), t.pipeline.addBindGroupLayout(t.bindGroup), e.generateShaderDescriptions(t.pipelineHash, t.pipeline, t.vertexInput), t.pipeline.setTopology(t.topology), t.pipeline.setRenderEncoder(t.renderEncoder), t.pipeline.setVertexState(t.vertexInput.getVertexInputInformation()), t.device.createPipeline(t.pipelineHash, t.pipeline)) } } const mT = { additionalBindables: void 0, bindGroup: null, device: null, fragmentShaderTemplate: null, numberOfInstances: 1, numberOfVertices: 0, pipelineHash: null, shaderReplacements: null, SSBO: null, textureViews: null, topology: "triangle-list", UBO: null, vertexShaderTemplate: null, WebGPURenderer: null }; function hT(e, t) { let n = arguments.length > 2 && void 0 !== arguments[2] ? arguments[2] : {}; Object.assign(t, mT, n), Zt.extend(e, t, n), t.textureViews = [], t.vertexInput = dT.newInstance(), t.bindGroup = jy.newInstance({ label: "mapperBG" }), t.additionalBindables = [], t.fragmentShaderTemplate = t.fragmentShaderTemplate || fT, t.vertexShaderTemplate = t.vertexShaderTemplate || pT, t.shaderReplacements = new Map, jt.get(e, t, ["pipeline", "vertexInput"]), jt.setGet(e, t, ["additionalBindables", "device", "fragmentShaderTemplate", "interpolate", "numberOfInstances", "numberOfVertices", "pipelineHash", "shaderReplacements", "SSBO", "textureViews", "topology", "UBO", "vertexShaderTemplate", "WebGPURenderer"]), gT(e, t) } var vT = { newInstance: jt.newInstance(hT, "vtkWebGPUSimpleMapper"), extend: hT }; function yT(e, t) { t.classHierarchy.push("vtkWebGPUFullScreenQuad"), e.replaceShaderPosition = (e, t, n) => { const r = t.getShaderDescription("vertex"); r.addBuiltinOutput("vec4<f32>", "@builtin(position) Position"), r.addOutput("vec4<f32>", "vertexVC"); let o = r.getCode(); o = Uy.substitute(o, "//VTK::Position::Impl", ["output.tcoordVS = vec2<f32>(vertexBC.x * 0.5 + 0.5, 1.0 - vertexBC.y * 0.5 - 0.5);", "output.Position = vec4<f32>(vertexBC, 1.0);", "output.vertexVC = vec4<f32>(vertexBC, 1);"]).result, r.setCode(o) }, t.shaderReplacements.set("replaceShaderPosition", e.replaceShaderPosition), e.updateBuffers = () => { const e = t.device.getBufferManager().getFullScreenQuadBuffer(); t.vertexInput.addBuffer(e, ["vertexBC"]), t.numberOfVertices = 6 } } const TT = {}; function bT(e, t) { let n = arguments.length > 2 && void 0 !== arguments[2] ? arguments[2] : {}; Object.assign(t, TT, n), vT.extend(e, t, n), yT(e, t) } var xT = { newInstance: jt.newInstance(bT, "vtkWebGPUFullScreenQuad"), extend: bT }; const CT = ["setBindGroup", "setIndexBuffer", "setVertexBuffer", "draw", "drawIndexed"]; function ST(e, t) { t.classHierarchy.push("vtkWebGPURenderEncoder"), e.begin = e => { t.drawCallbacks = [], t.handle = e.beginRenderPass(t.description), t.label && t.handle.pushDebugGroup(t.label) }, e.end = () => { for (let n = 0; n < t.drawCallbacks.length; n++) { const r = t.drawCallbacks[n], o = r.pipeline; e.setPipeline(o); for (let t = 0; t < r.callbacks.length; t++)r.callbacks[t](e) } t.label && t.handle.popDebugGroup(), t.handle.end(), t.boundPipeline = null }, e.setPipeline = e => { if (t.boundPipeline === e) return; t.handle.setPipeline(e.getHandle()); const n = e.getPipelineDescription(); if (t.colorTextureViews.length !== n.fragment.targets.length) console.log(`mismatched attachment counts on pipeline ${n.fragment.targets.length} while encoder has ${t.colorTextureViews.length}`), console.trace(); else for (let e = 0; e < t.colorTextureViews.length; e++) { const r = t.colorTextureViews[e].getTexture()?.getFormat(); r && r !== n.fragment.targets[e].format && (console.log(`mismatched attachments for attachment ${e} on pipeline ${n.fragment.targets[e].format} while encoder has ${r}`), console.trace()) } if (!t.depthTextureView != !("depthStencil" in n)) console.log("mismatched depth attachments"), console.trace(); else if (t.depthTextureView) { const e = t.depthTextureView.getTexture()?.getFormat(); e && e !== n.depthStencil.format && (console.log(`mismatched depth attachments on pipeline ${n.depthStencil.format} while encoder has ${e}`), console.trace()) } t.boundPipeline = e }, e.replaceShaderCode = e => { t.replaceShaderCodeFunction(e) }, e.setColorTextureView = (e, n) => { t.colorTextureViews[e] !== n && (t.colorTextureViews[e] = n) }, e.activateBindGroup = e => { const n = t.boundPipeline.getDevice(), r = t.boundPipeline.getBindGroupLayoutCount(e.getLabel()); t.handle.setBindGroup(r, e.getBindGroup(n)); const o = n.getBindGroupLayoutDescription(e.getBindGroupLayout(n)), a = n.getBindGroupLayoutDescription(t.boundPipeline.getBindGroupLayout(r)); o !== a && (console.log(`renderEncoder ${t.pipelineHash} mismatched bind group layouts bind group has\n${o}\n versus pipeline\n${a}\n`), console.trace()) }, e.attachTextureViews = () => { for (let e = 0; e < t.colorTextureViews.length; e++)t.description.colorAttachments[e] ? t.description.colorAttachments[e].view = t.colorTextureViews[e].getHandle() : t.description.colorAttachments[e] = { view: t.colorTextureViews[e].getHandle() }; t.depthTextureView && (t.description.depthStencilAttachment.view = t.depthTextureView.getHandle()) }, e.registerDrawCallback = (e, n) => { for (let r = 0; r < t.drawCallbacks.length; r++)if (t.drawCallbacks[r].pipeline === e) return void t.drawCallbacks[r].callbacks.push(n); t.drawCallbacks.push({ pipeline: e, callbacks: [n] }) }; for (let n = 0; n < CT.length; n++)e[CT[n]] = function () { return t.handle[CT[n]](...arguments) } } const AT = { description: null, handle: null, boundPipeline: null, pipelineHash: null, pipelineSettings: null, replaceShaderCodeFunction: null, depthTextureView: null, label: null }; function IT(e, t) { let n = arguments.length > 2 && void 0 !== arguments[2] ? arguments[2] : {}; Object.assign(t, AT, n), yt(e, t), t.description = { colorAttachments: [{ view: void 0, loadOp: "load", storeOp: "store" }], depthStencilAttachment: { view: void 0, depthLoadOp: "clear", depthClearValue: 0, depthStoreOp: "store" } }, t.replaceShaderCodeFunction = e => { const t = e.getShaderDescription("fragment"); t.addOutput("vec4<f32>", "outColor"); let n = t.getCode(); n = Uy.substitute(n, "//VTK::RenderEncoder::Impl", ["output.outColor = computedColor;"]).result, t.setCode(n) }, t.pipelineSettings = { primitive: { cullMode: "none" }, depthStencil: { depthWriteEnabled: !0, depthCompare: "greater-equal", format: "depth32float" }, fragment: { targets: [{ format: "rgba16float", blend: { color: { srcFactor: "src-alpha", dstFactor: "one-minus-src-alpha" }, alpha: { srcfactor: "one", dstFactor: "one-minus-src-alpha" } } }] } }, t.colorTextureViews = [], bt(e, t, ["boundPipeline", "colorTextureViews"]), At(e, t, ["depthTextureView", "description", "handle", "label", "pipelineHash", "pipelineSettings", "replaceShaderCodeFunction"]), ST(e, t) } var wT = { newInstance: Et(IT, "vtkWebGPURenderEncoder"), extend: IT }, PT = { BufferUsage: { Verts: 0, Lines: 1, Triangles: 2, Strips: 3, LinesFromStrips: 4, LinesFromTriangles: 5, Points: 6, UniformArray: 7, PointArray: 8, NormalsFromPoints: 9, Texture: 10, RawVertex: 11, Storage: 12, Index: 13 }, PrimitiveTypes: { Start: 0, Points: 0, Lines: 1, Triangles: 2, TriangleStrips: 3, TriangleEdges: 4, TriangleStripEdges: 5, End: 6 } }; const OT = ["getMappedRange", "mapAsync", "unmap"]; function RT(e, t) { t.classHierarchy.push("vtkWebGPUBuffer"), e.create = (e, n) => { t.handle = t.device.getHandle().createBuffer({ size: e, usage: n, label: t.label }), t.sizeInBytes = e, t.usage = n }, e.write = e => { !function (e, t, n, r) { const o = r.byteLength, a = e.createBuffer({ size: o, usage: GPUBufferUsage.COPY_SRC, mappedAtCreation: !0 }), i = a.getMappedRange(0, o); new Uint8Array(i).set(new Uint8Array(r)), a.unmap(); const s = e.createCommandEncoder(); s.copyBufferToBuffer(a, 0, t, 0, o); const l = s.finish(); e.queue.submit([l]), a.destroy() }(t.device.getHandle(), t.handle, 0, e.buffer) }, e.createAndWrite = (e, n) => { t.handle = t.device.getHandle().createBuffer({ size: e.byteLength, usage: n, mappedAtCreation: !0, label: t.label }), t.sizeInBytes = e.byteLength, t.usage = n, new Uint8Array(t.handle.getMappedRange()).set(new Uint8Array(e.buffer)), t.handle.unmap() }; for (let n = 0; n < OT.length; n++)e[OT[n]] = function () { return t.handle[OT[n]](...arguments) } } const MT = { device: null, handle: null, sizeInBytes: 0, strideInBytes: 0, arrayInformation: null, usage: null, label: null, sourceTime: null }; function DT(e, t) { let n = arguments.length > 2 && void 0 !== arguments[2] ? arguments[2] : {}; Object.assign(t, MT, n), jt.obj(e, t), jt.get(e, t, ["handle", "sizeInBytes", "usage"]), jt.setGet(e, t, ["strideInBytes", "device", "arrayInformation", "label", "sourceTime"]), RT(e, t) } var ET = { newInstance: jt.newInstance(DT), extend: DT, ...PT }; const { Representation: VT } = ds, { PrimitiveTypes: LT } = PT; class BT { constructor() { this.keys = new Uint32Array(10), this.values = new Uint32Array(10), this.count = 0 } clear() { this.count = 0 } has(e) { for (let t = 0; t < this.count; t++)if (this.keys[t] === e) return !0 } get(e) { for (let t = 0; t < this.count; t++)if (this.keys[t] === e) return this.values[t] } set(e, t) { this.count < 9 && (this.keys[this.count] = e, this.values[this.count++] = t) } } function NT(e, t, n) { let r = e.pointIdToFlatId[t]; return r < 0 && (r = e.flatId, e.pointIdToFlatId[t] = r, e.flatIdToPointId[e.flatId] = t, e.flatIdToCellId[e.flatId] = n, e.flatId++), r } function _T(e, t, n) { const r = e.length; for (let o = 0; o < r; o++) { let a = e[o]; if (n.cellProvokedMap.has(a)) { n.ibo[n.iboId++] = n.cellProvokedMap.get(a); for (let i = o + 1; i < o + r; i++) { a = e[i % r]; const o = NT(n, a, t); n.ibo[n.iboId++] = o } return } } for (let o = 0; o < r; o++) { let a = e[o]; if (!n.provokedPointIds[a]) { let i = NT(n, a, t); n.provokedPointIds[a] = 1, n.cellProvokedMap.set(a, i), n.flatIdToCellId[i] = t, n.ibo[n.iboId++] = i; for (let s = o + 1; s < o + r; s++)a = e[s % r], i = NT(n, a, t), n.ibo[n.iboId++] = i; return } } let o = e[0], a = n.flatId; n.cellProvokedMap.set(o, a), n.flatIdToPointId[n.flatId] = o, n.flatIdToCellId[n.flatId] = t, n.flatId++, n.ibo[n.iboId++] = a; for (let i = 1; i < r; i++)o = e[i], a = NT(n, o, t), n.ibo[n.iboId++] = a } function FT(e, t, n) { const r = e.length; n.iboSize += r; for (let t = 0; t < r; t++) { const r = e[t]; if (n.cellProvokedMap.has(r)) return } for (let t = 0; t < r; t++) { const r = e[t]; if (!n.provokedPointIds[r]) return n.provokedPointIds[r] = 1, void n.cellProvokedMap.set(r, 1) } n.cellProvokedMap.set(e[0], 1), n.extraPoints++ } let kT; const GT = new Uint32Array(1), UT = new Uint32Array(2), zT = new Uint32Array(3), WT = { anythingToPoints(e, t, n, r, o) { for (let a = 0; a < e; ++a)GT[0] = t[n + a], kT(GT, r, o) }, linesToWireframe(e, t, n, r, o) { for (let a = 0; a < e - 1; ++a)UT[0] = t[n + a], UT[1] = t[n + a + 1], kT(UT, r, o) }, polysToWireframe(e, t, n, r, o) { if (e > 2) for (let a = 0; a < e; ++a)UT[0] = t[n + a], UT[1] = t[n + (a + 1) % e], kT(UT, r, o) }, stripsToWireframe(e, t, n, r, o) { if (e > 2) { for (let a = 0; a < e - 1; ++a)UT[0] = t[n + a], UT[1] = t[n + a + 1], kT(UT, r, o); for (let a = 0; a < e - 2; a++)UT[0] = t[n + a], UT[1] = t[n + a + 2], kT(UT, r, o) } }, polysToSurface(e, t, n, r, o) { for (let a = 0; a < e - 2; a++)zT[0] = t[n], zT[1] = t[n + a + 1], zT[2] = t[n + a + 2], kT(zT, r, o) }, stripsToSurface(e, t, n, r, o) { for (let a = 0; a < e - 2; a++)zT[0] = t[n + a], zT[1] = t[n + a + 1 + a % 2], zT[2] = t[n + a + 1 + (a + 1) % 2], kT(zT, r, o) } }; function HT(e, t) { t.classHierarchy.push("vtkWebGPUIndexBuffer"), e.buildIndexBuffer = e => { const n = e.cells, r = e.primitiveType, o = e.representation, a = e.cellOffset, i = n.getData(), s = i.length, l = function (e) { switch (e) { case LT.Points: return "points"; case LT.Lines: return "lines"; case LT.Triangles: case LT.TriangleEdges: return "polys"; case LT.TriangleStripEdges: case LT.TriangleStrips: return "strips"; default: return "" } }(r), c = e.numberOfPoints, u = { provokedPointIds: new Uint8Array(c), extraPoints: 0, iboSize: 0, flatId: 0, iboId: 0, cellProvokedMap: new BT }; let d = null; d = o === VT.POINTS || r === LT.Points ? WT.anythingToPoints : o === VT.WIREFRAME || r === LT.Lines ? WT[`${l}ToWireframe`] : WT[`${l}ToSurface`], kT = FT; let p = a || 0; for (let e = 0; e < s;)u.cellProvokedMap.clear(), d(i[e], i, e + 1, p, u), e += i[e] + 1, p++; u.flatIdToPointId = c <= 65535 ? new Uint16Array(c + u.extraPoints) : new Uint32Array(c + u.extraPoints), c + u.extraPoints < 36863 ? u.pointIdToFlatId = new Int16Array(c) : u.pointIdToFlatId = new Int32Array(c), c + u.extraPoints <= 65535 ? (u.ibo = new Uint16Array(u.iboSize), e.format = "uint16") : (u.ibo = new Uint32Array(u.iboSize), e.format = "uint32"), u.flatIdToCellId = p <= 65535 ? new Uint16Array(c + u.extraPoints) : new Uint32Array(c + u.extraPoints), u.pointIdToFlatId.fill(-1), u.provokedPointIds.fill(0), kT = _T, p = a || 0; for (let e = 0; e < s;)u.cellProvokedMap.clear(), d(i[e], i, e + 1, p, u), e += i[e] + 1, p++; delete u.provokedPointIds, delete u.pointIdToFlatId, e.nativeArray = u.ibo, t.flatIdToPointId = u.flatIdToPointId, t.flatIdToCellId = u.flatIdToCellId, t.flatSize = u.flatId, t.indexCount = u.iboId } } const jT = { flatIdToPointId: null, flatIdToCellId: null, flatSize: 0, indexCount: 0 }; function KT(e, t) { let n = arguments.length > 2 && void 0 !== arguments[2] ? arguments[2] : {}; Object.assign(t, jT, n), ET.extend(e, t, n), jt.setGet(e, t, ["flatIdToPointId", "flatIdToCellId", "flatSize", "indexCount"]), HT(e, t) } var $T = { newInstance: jt.newInstance(KT), extend: KT, ...PT }; const { BufferUsage: qT } = PT, { vtkErrorMacro: XT } = Kt, { VtkDataTypes: YT } = Es; function ZT(e, t, n, r, o) { const a = {}, i = e.getFlatSize(); if (!i) return a; let s = [0, 0, 0, 0]; o.shift && (o.shift.length ? s = o.shift : s.fill(o.shift)); let l = [1, 1, 1, 1]; o.scale && (o.scale.length ? l = o.scale : l.fill(o.scale)); const c = !!Object.prototype.hasOwnProperty.call(o, "packExtra") && o.packExtra; let u, d = 0; const p = at(r, i * (n + (c ? 1 : 0))); let f = e.getFlatIdToPointId(); o.cellData && (f = e.getFlatIdToCellId()), 1 === n ? u = function (e) { p[d++] = l[0] * t[e] + s[0] } : 2 === n ? u = function (e) { p[d++] = l[0] * t[e] + s[0], p[d++] = l[1] * t[e + 1] + s[1] } : 3 !== n || c ? 3 === n && c ? u = function (e) { p[d++] = l[0] * t[e] + s[0], p[d++] = l[1] * t[e + 1] + s[1], p[d++] = l[2] * t[e + 2] + s[2], p[d++] = 1 * l[3] + s[3] } : 4 === n && (u = function (e) { p[d++] = l[0] * t[e] + s[0], p[d++] = l[1] * t[e + 1] + s[1], p[d++] = l[2] * t[e + 2] + s[2], p[d++] = l[3] * t[e + 3] + s[3] }) : u = function (e) { p[d++] = l[0] * t[e] + s[0], p[d++] = l[1] * t[e + 1] + s[1], p[d++] = l[2] * t[e + 2] + s[2] }; for (let e = 0; e < i; e++)u(n * f[e]); return a.nativeArray = p, a } function QT(e, t, n, r) { const o = []; return Ko([e[3 * r] - e[3 * n], e[3 * r + 1] - e[3 * n + 1], e[3 * r + 2] - e[3 * n + 2]], [e[3 * t] - e[3 * n], e[3 * t + 1] - e[3 * n + 1], e[3 * t + 2] - e[3 * n + 2]], o), qo(o), o } function JT(e, t) { function n(e) { let n, r; if (e.dataArray && !e.nativeArray && (e.nativeArray = e.dataArray.getData()), e.usage === qT.Index && (n = $T.newInstance({ label: e.label }), n.setDevice(t.device), r = GPUBufferUsage.INDEX | GPUBufferUsage.COPY_DST, n.buildIndexBuffer(e), n.createAndWrite(e.nativeArray, r), n.setArrayInformation([{ format: e.format }])), n || (n = ET.newInstance({ label: e.label }), n.setDevice(t.device)), e.usage === qT.UniformArray && (r = GPUBufferUsage.UNIFORM | GPUBufferUsage.COPY_DST, n.createAndWrite(e.nativeArray, r)), e.usage === qT.Storage && (r = GPUBufferUsage.STORAGE | GPUBufferUsage.COPY_DST, n.createAndWrite(e.nativeArray, r)), e.usage === qT.Texture && (r = GPUBufferUsage.COPY_SRC, n.createAndWrite(e.nativeArray, r)), e.usage === qT.PointArray) { r = GPUBufferUsage.VERTEX; const t = rT(e.format), o = ZT(e.indexBuffer, e.dataArray.getData(), e.dataArray.getNumberOfComponents(), t, { packExtra: e.packExtra, shift: e.shift, scale: e.scale, cellData: e.cellData, cellOffset: e.cellOffset }); n.createAndWrite(o.nativeArray, r), n.setStrideInBytes(nT(e.format)), n.setArrayInformation([{ offset: 0, format: e.format, interpolation: e.cellData ? "flat" : "perspective" }]) } if (e.usage === qT.NormalsFromPoints) { r = GPUBufferUsage.VERTEX; const t = rT(e.format), o = function (e, t) { const n = t.getData(), r = e.getData(); if (!r || !n) return null; const o = new Int8Array(4 * e.getNumberOfCells()), a = r.length; let i = 0; for (let e = 0; e < a;) { const t = QT(n, r[e + 1], r[e + 2], r[e + 3]); o[i++] = 127 * t[0], o[i++] = 127 * t[1], o[i++] = 127 * t[2], o[i++] = 127, e += r[e] + 1 } return o }(e.cells, e.dataArray), a = ZT(e.indexBuffer, o, 4, t, { cellData: !0 }); n.createAndWrite(a.nativeArray, r), n.setStrideInBytes(nT(e.format)), n.setArrayInformation([{ offset: 0, format: e.format, interpolation: "flat" }]) } return e.usage === qT.RawVertex && (r = GPUBufferUsage.VERTEX, n.createAndWrite(e.nativeArray, r), n.setStrideInBytes(nT(e.format)), n.setArrayInformation([{ offset: 0, format: e.format }])), n.setSourceTime(e.time), n } t.classHierarchy.push("vtkWebGPUBufferManager"), e.hasBuffer = e => t.device.hasCachedObject(e), e.getBuffer = e => e.hash ? t.device.getCachedObject(e.hash, n, e) : n(e), e.getBufferForPointArray = (t, n) => { const r = function (e) { let t; switch (e.getDataType()) { case YT.UNSIGNED_CHAR: t = "uint8"; break; case YT.FLOAT: t = "float32"; break; case YT.UNSIGNED_INT: t = "uint32"; break; case YT.INT: t = "sint32"; break; case YT.DOUBLE: t = "float32"; break; case YT.UNSIGNED_SHORT: t = "uint16"; break; case YT.SHORT: t = "sin16"; break; default: t = "float32" }switch (e.getNumberOfComponents()) { case 2: t += "x2"; break; case 3: t.includes("32") || XT(`unsupported x3 type for ${t}`), t += "x3"; break; case 4: t += "x4" }return t }(t), o = { hash: `${t.getMTime()}I${n.getMTime()}${r}`, usage: qT.PointArray, format: r, dataArray: t, indexBuffer: n }; return e.getBuffer(o) }, e.getFullScreenQuadBuffer = () => { if (t.fullScreenQuadBuffer) return t.fullScreenQuadBuffer; t.fullScreenQuadBuffer = ET.newInstance(), t.fullScreenQuadBuffer.setDevice(t.device); const e = new Float32Array([-1, -1, 0, 1, -1, 0, 1, 1, 0, -1, -1, 0, 1, 1, 0, -1, 1, 0]); return t.fullScreenQuadBuffer.createAndWrite(e, GPUBufferUsage.VERTEX), t.fullScreenQuadBuffer.setStrideInBytes(12), t.fullScreenQuadBuffer.setArrayInformation([{ offset: 0, format: "float32x3" }]), t.fullScreenQuadBuffer } } const eb = { device: null, fullScreenQuadBuffer: null }; function tb(e, t) { let n = arguments.length > 2 && void 0 !== arguments[2] ? arguments[2] : {}; Object.assign(t, eb, n), yt(e, t), At(e, t, ["device"]), JT(e, t) } var nb = { newInstance: Et(tb), extend: tb, ...PT }; function rb(e, t) { t.classHierarchy.push("vtkWebGPUSampler"), e.create = function (e) { let n = arguments.length > 1 && void 0 !== arguments[1] ? arguments[1] : {}; t.device = e, t.options.addressModeU = n.addressModeU ? n.addressModeU : "clamp-to-edge", t.options.addressModeV = n.addressModeV ? n.addressModeV : "clamp-to-edge", t.options.addressModeW = n.addressModeW ? n.addressModeW : "clamp-to-edge", t.options.magFilter = n.magFilter ? n.magFilter : "nearest", t.options.minFilter = n.minFilter ? n.minFilter : "nearest", t.options.mipmapFilter = n.mipmapFilter ? n.mipmapFilter : "nearest", t.options.label = t.label, t.handle = t.device.getHandle().createSampler(t.options), t.bindGroupTime.modified() }, e.getShaderCode = (e, n) => `@binding(${e}) @group(${n}) var ${t.label}: sampler;`, e.getBindGroupEntry = () => ({ resource: t.handle }) } const ob = { device: null, handle: null, label: null, options: null }; function ab(e, t) { let n = arguments.length > 2 && void 0 !== arguments[2] ? arguments[2] : {}; Object.assign(t, ob, n), jt.obj(e, t), t.options = {}, t.bindGroupLayoutEntry = { visibility: GPUShaderStage.VERTEX | GPUShaderStage.FRAGMENT, sampler: {} }, t.bindGroupTime = {}, jt.obj(t.bindGroupTime, { mtime: 0 }), jt.get(e, t, ["bindGroupTime", "handle", "options"]), jt.setGet(e, t, ["bindGroupLayoutEntry", "device", "label"]), rb(e, t) } var ib = { newInstance: jt.newInstance(ab), extend: ab }; function sb(e, t) { t.classHierarchy.push("vtkWebGPUTextureView"), e.create = (e, n) => { t.texture = e, t.options = n, t.options.dimension = t.options.dimension || "2d", t.options.label = t.label, t.textureHandle = e.getHandle(), t.handle = t.textureHandle.createView(t.options), t.bindGroupLayoutEntry.texture.viewDimension = t.options.dimension; const r = tT(t.texture.getFormat()); t.bindGroupLayoutEntry.texture.sampleType = r.sampleType }, e.createFromTextureHandle = (e, n) => { t.texture = null, t.options = n, t.options.dimension = t.options.dimension || "2d", t.options.label = t.label, t.textureHandle = e, t.handle = t.textureHandle.createView(t.options), t.bindGroupLayoutEntry.texture.viewDimension = t.options.dimension; const r = tT(n.format); t.bindGroupLayoutEntry.texture.sampleType = r.sampleType, t.bindGroupTime.modified() }, e.getBindGroupEntry = () => ({ resource: e.getHandle() }), e.getShaderCode = (e, n) => { let r = "f32"; "sint" === t.bindGroupLayoutEntry.texture.sampleType ? r = "i32" : "uint" === t.bindGroupLayoutEntry.texture.sampleType && (r = "u32"); let o = `@binding(${e}) @group(${n}) var ${t.label}: texture_${t.options.dimension}<${r}>;`; return "depth" === t.bindGroupLayoutEntry.texture.sampleType && (o = `@binding(${e}) @group(${n}) var ${t.label}: texture_depth_${t.options.dimension};`), o }, e.addSampler = (n, r) => { const o = ib.newInstance({ label: `${t.label}Sampler` }); o.create(n, r), e.setSampler(o) }, e.getBindGroupTime = () => (t.texture && t.texture.getHandle() !== t.textureHandle && (t.textureHandle = t.texture.getHandle(), t.handle = t.textureHandle.createView(t.options), t.bindGroupTime.modified()), t.bindGroupTime), e.getHandle = () => (t.texture && t.texture.getHandle() !== t.textureHandle && (t.textureHandle = t.texture.getHandle(), t.handle = t.textureHandle.createView(t.options), t.bindGroupTime.modified()), t.handle) } const lb = { texture: null, handle: null, sampler: null, label: null }; function cb(e, t) { let n = arguments.length > 2 && void 0 !== arguments[2] ? arguments[2] : {}; Object.assign(t, lb, n), jt.obj(e, t), t.bindGroupLayoutEntry = { visibility: GPUShaderStage.VERTEX | GPUShaderStage.FRAGMENT, texture: { sampleType: "float", viewDimension: "2d" } }, t.bindGroupTime = {}, jt.obj(t.bindGroupTime, { mtime: 0 }), jt.get(e, t, ["bindGroupTime", "texture"]), jt.setGet(e, t, ["bindGroupLayoutEntry", "label", "sampler"]), sb(e, t) } var ub = { newInstance: jt.newInstance(cb), extend: cb }; const { BufferUsage: db } = nb; function pb(e, t) { t.classHierarchy.push("vtkWebGPUTexture"), e.create = (e, n) => { t.device = e, t.width = n.width, t.height = n.height, t.depth = n.depth ? n.depth : 1; const r = 1 === t.depth ? "2d" : "3d"; t.format = n.format ? n.format : "rgba8unorm", t.mipLevel = n.mipLevel ? n.mipLevel : 0, t.usage = n.usage ? n.usage : GPUTextureUsage.TEXTURE_BINDING | GPUTextureUsage.COPY_DST, t.handle = t.device.getHandle().createTexture({ size: [t.width, t.height, t.depth], format: t.format, usage: t.usage, label: t.label, dimension: r, mipLevelCount: t.mipLevel + 1 }) }, e.assignFromHandle = (e, n, r) => { t.device = e, t.handle = n, t.width = r.width, t.height = r.height, t.depth = r.depth ? r.depth : 1, t.format = r.format ? r.format : "rgba8unorm", t.usage = r.usage ? r.usage : GPUTextureUsage.TEXTURE_BINDING | GPUTextureUsage.COPY_DST }, e.writeImageData = n => { let r = []; if (n.canvas) return t.device.getHandle().queue.copyExternalImageToTexture({ source: n.canvas, flipY: n.flip }, { texture: t.handle, premultipliedAlpha: !0 }, [t.width, t.height, t.depth]), void (t.ready = !0); n.jsImageData && !n.nativeArray && (n.width = n.jsImageData.width, n.height = n.jsImageData.height, n.depth = 1, n.format = "rgba8unorm", n.flip = !0, n.nativeArray = n.jsImageData.data); const o = tT(t.format); let a = t.width * o.stride; const i = (e, t, n) => { const r = e.length / (t * n) * e.BYTES_PER_ELEMENT, a = 2 === o.elementSize && "float" === o.sampleType; if (a || r % 256) { const i = e, s = r / i.BYTES_PER_ELEMENT, l = o.elementSize, c = 256 * Math.floor((s * l + 255) / 256), u = c / l, d = jt.newTypedArray(a ? "Uint16Array" : i.constructor.name, u * t * n); for (let e = 0; e < t * n; e++)if (a) for (let t = 0; t < s; t++)d[e * u + t] = Ad.toHalf(i[e * s + t]); else d.set(i.subarray(e * s, (e + 1) * s), e * u); return [d, c] } return [e, r] }; if (n.nativeArray && (r = n.nativeArray), n.image) { const e = document.createElement("canvas"); e.width = n.image.width, e.height = n.image.height; const t = e.getContext("2d"); t.translate(0, e.height), t.scale(1, -1), t.drawImage(n.image, 0, 0, n.image.width, n.image.height, 0, 0, e.width, e.height), r = t.getImageData(0, 0, n.image.width, n.image.height).data } const s = t.device.createCommandEncoder(); if (3 !== e.getDimensionality()) { const e = Tu.generateMipmaps(r, t.width, t.height, t.mipLevel); let o = t.width, l = t.height; for (let r = 0; r <= t.mipLevel; r++) { const c = i(e[r], l, 1); a = c[1]; const u = { dataArray: n.dataArray ? n.dataArray : null, nativeArray: c[0], usage: db.Texture }, d = t.device.getBufferManager().getBuffer(u); s.copyBufferToTexture({ buffer: d.getHandle(), offset: 0, bytesPerRow: a, rowsPerImage: l }, { texture: t.handle, mipLevel: r }, [o, l, 1]), o /= 2, l /= 2 } t.device.submitCommandEncoder(s), t.ready = !0 } else { const e = i(r, t.height, t.depth); a = e[1]; const o = { dataArray: n.dataArray ? n.dataArray : null, usage: db.Texture }; o.nativeArray = e[0]; const l = t.device.getBufferManager().getBuffer(o); s.copyBufferToTexture({ buffer: l.getHandle(), offset: 0, bytesPerRow: a, rowsPerImage: t.height }, { texture: t.handle }, [t.width, t.height, t.depth]), t.device.submitCommandEncoder(s), t.ready = !0 } }, e.getScale = () => { const e = tT(t.format); return 2 === e.elementSize && "float" === e.sampleType ? 1 : 255 }, e.getNumberOfComponents = () => tT(t.format).numComponents, e.getDimensionality = () => { let e = 0; return t.width > 1 && e++, t.height > 1 && e++, t.depth > 1 && e++, e }, e.resizeToMatch = e => { e.getWidth() === t.width && e.getHeight() === t.height && e.getDepth() === t.depth || (t.width = e.getWidth(), t.height = e.getHeight(), t.depth = e.getDepth(), t.handle = t.device.getHandle().createTexture({ size: [t.width, t.height, t.depth], format: t.format, usage: t.usage, label: t.label })) }, e.resize = function (e, n) { let r = arguments.length > 2 && void 0 !== arguments[2] ? arguments[2] : 1; e === t.width && n === t.height && r === t.depth || (t.width = e, t.height = n, t.depth = r, t.handle = t.device.getHandle().createTexture({ size: [t.width, t.height, t.depth], format: t.format, usage: t.usage, label: t.label })) }, e.createView = function (n) { let r = arguments.length > 1 && void 0 !== arguments[1] ? arguments[1] : {}; r.dimension || (r.dimension = 1 === t.depth ? "2d" : "3d"); const o = ub.newInstance({ label: n }); return o.create(e, r), o } } const fb = { device: null, handle: null, buffer: null, ready: !1, label: null }; function gb(e, t) { let n = arguments.length > 2 && void 0 !== arguments[2] ? arguments[2] : {}; Object.assign(t, fb, n), jt.obj(e, t), jt.get(e, t, ["handle", "ready", "width", "height", "depth", "format", "usage"]), jt.setGet(e, t, ["device", "label"]), pb(e, t) } var mb = { newInstance: jt.newInstance(gb), extend: gb }; function hb(e, t) { t.classHierarchy.push("vtkWebGPUOpaquePass"), e.traverse = (n, r) => { if (t.deleted) return; t._currentParent = r; const o = r.getDevice(); if (t.renderEncoder) t.colorTexture.resize(r.getCanvas().width, r.getCanvas().height), t.depthTexture.resize(r.getCanvas().width, r.getCanvas().height); else { e.createRenderEncoder(), t.colorTexture = mb.newInstance({ label: "opaquePassColor" }), t.colorTexture.create(o, { width: r.getCanvas().width, height: r.getCanvas().height, format: "rgba16float", usage: GPUTextureUsage.RENDER_ATTACHMENT | GPUTextureUsage.TEXTURE_BINDING | GPUTextureUsage.COPY_SRC }); const n = t.colorTexture.createView("opaquePassColorTexture"); t.renderEncoder.setColorTextureView(0, n), t.depthFormat = "depth32float", t.depthTexture = mb.newInstance({ label: "opaquePassDepth" }), t.depthTexture.create(o, { width: r.getCanvas().width, height: r.getCanvas().height, format: t.depthFormat, usage: GPUTextureUsage.RENDER_ATTACHMENT | GPUTextureUsage.TEXTURE_BINDING | GPUTextureUsage.COPY_SRC }); const a = t.depthTexture.createView("opaquePassDepthTexture"); t.renderEncoder.setDepthTextureView(a) } t.renderEncoder.attachTextureViews(), e.setCurrentOperation("opaquePass"), n.setRenderEncoder(t.renderEncoder), n.traverse(e) }, e.getColorTextureView = () => t.renderEncoder.getColorTextureViews()[0], e.getDepthTextureView = () => t.renderEncoder.getDepthTextureView(), e.createRenderEncoder = () => { t.renderEncoder = wT.newInstance({ label: "OpaquePass" }), t.renderEncoder.setPipelineHash("op") } } const vb = { renderEncoder: null, colorTexture: null, depthTexture: null }; function yb(e, t) { let n = arguments.length > 2 && void 0 !== arguments[2] ? arguments[2] : {}; Object.assign(t, vb, n), qv.extend(e, t, n), jt.get(e, t, ["colorTexture", "depthTexture"]), hb(e, t) } var Tb = { newInstance: jt.newInstance(yb, "vtkWebGPUOpaquePass"), extend: yb }; function bb(e, t) { t.classHierarchy.push("vtkWebGPUOrderIndependentTranslucentPass"), e.traverse = (n, r) => { if (t.deleted) return; t._currentParent = r; const o = r.getDevice(); if (t.translucentRenderEncoder) t.translucentColorTexture.resizeToMatch(t.colorTextureView.getTexture()), t.translucentAccumulateTexture.resizeToMatch(t.colorTextureView.getTexture()); else { e.createRenderEncoder(), e.createFinalEncoder(), t.translucentColorTexture = mb.newInstance({ label: "translucentPassColor" }), t.translucentColorTexture.create(o, { width: r.getCanvas().width, height: r.getCanvas().height, format: "rgba16float", usage: GPUTextureUsage.RENDER_ATTACHMENT | GPUTextureUsage.TEXTURE_BINDING }); const n = t.translucentColorTexture.createView("oitpColorTexture"); t.translucentRenderEncoder.setColorTextureView(0, n), t.translucentAccumulateTexture = mb.newInstance({ label: "translucentPassAccumulate" }), t.translucentAccumulateTexture.create(o, { width: r.getCanvas().width, height: r.getCanvas().height, format: "r16float", usage: GPUTextureUsage.RENDER_ATTACHMENT | GPUTextureUsage.TEXTURE_BINDING }); const a = t.translucentAccumulateTexture.createView("oitpAccumTexture"); t.translucentRenderEncoder.setColorTextureView(1, a), t.fullScreenQuad = xT.newInstance(), t.fullScreenQuad.setDevice(r.getDevice()), t.fullScreenQuad.setPipelineHash("oitpfsq"), t.fullScreenQuad.setTextureViews(t.translucentRenderEncoder.getColorTextureViews()), t.fullScreenQuad.setFragmentShaderTemplate("\n//VTK::Mapper::Dec\n\n//VTK::TCoord::Dec\n\n//VTK::RenderEncoder::Dec\n\n//VTK::IOStructs::Dec\n\n@fragment\nfn main(\n//VTK::IOStructs::Input\n)\n//VTK::IOStructs::Output\n{\n  var output: fragmentOutput;\n\n  var tcoord: vec2<i32> = vec2<i32>(i32(input.fragPos.x), i32(input.fragPos.y));\n  var reveal: f32 = textureLoad(oitpAccumTexture, tcoord, 0).r;\n  if (reveal == 1.0) { discard; }\n  var tcolor: vec4<f32> = textureLoad(oitpColorTexture, tcoord, 0);\n  var total: f32 = max(tcolor.a, 0.01);\n  var computedColor: vec4<f32> = vec4<f32>(tcolor.r/total, tcolor.g/total, tcolor.b/total, 1.0 - reveal);\n\n  //VTK::RenderEncoder::Impl\n  return output;\n}\n") } t.translucentRenderEncoder.setDepthTextureView(t.depthTextureView), t.translucentRenderEncoder.attachTextureViews(), e.setCurrentOperation("translucentPass"), n.setRenderEncoder(t.translucentRenderEncoder), n.traverse(e), e.finalPass(r, n) }, e.finalPass = (e, n) => { t.translucentFinalEncoder.setColorTextureView(0, t.colorTextureView), t.translucentFinalEncoder.attachTextureViews(), t.translucentFinalEncoder.begin(e.getCommandEncoder()), n.scissorAndViewport(t.translucentFinalEncoder), t.fullScreenQuad.prepareAndDraw(t.translucentFinalEncoder), t.translucentFinalEncoder.end() }, e.getTextures = () => [t.translucentColorTexture, t.translucentAccumulateTexture], e.createRenderEncoder = () => { t.translucentRenderEncoder = wT.newInstance({ label: "translucentRender" }); const e = t.translucentRenderEncoder.getDescription(); e.colorAttachments = [{ view: void 0, clearValue: [0, 0, 0, 0], loadOp: "clear", storeOp: "store" }, { view: void 0, clearValue: [1, 0, 0, 0], loadOp: "clear", storeOp: "store" }], e.depthStencilAttachment = { view: void 0, depthLoadOp: "load", depthStoreOp: "store" }, t.translucentRenderEncoder.setReplaceShaderCodeFunction((e => { const t = e.getShaderDescription("fragment"); t.addOutput("vec4<f32>", "outColor"), t.addOutput("f32", "outAccum"), t.addBuiltinInput("vec4<f32>", "@builtin(position) fragPos"); let n = t.getCode(); n = Uy.substitute(n, "//VTK::RenderEncoder::Impl", ["var w: f32 = computedColor.a * pow(0.1 + input.fragPos.z, 2.0);", "output.outColor = vec4<f32>(computedColor.rgb*w, w);", "output.outAccum = computedColor.a;"]).result, t.setCode(n) })), t.translucentRenderEncoder.setPipelineHash("oitpr"), t.translucentRenderEncoder.setPipelineSettings({ primitive: { cullMode: "none" }, depthStencil: { depthWriteEnabled: !1, depthCompare: "greater", format: "depth32float" }, fragment: { targets: [{ format: "rgba16float", blend: { color: { srcFactor: "one", dstFactor: "one" }, alpha: { srcfactor: "one", dstFactor: "one" } } }, { format: "r16float", blend: { color: { srcFactor: "zero", dstFactor: "one-minus-src" }, alpha: { srcfactor: "one", dstFactor: "one-minus-src-alpha" } } }] } }) }, e.createFinalEncoder = () => { t.translucentFinalEncoder = wT.newInstance({ label: "translucentFinal" }), t.translucentFinalEncoder.setDescription({ colorAttachments: [{ view: null, loadOp: "load", storeOp: "store" }] }), t.translucentFinalEncoder.setReplaceShaderCodeFunction((e => { const t = e.getShaderDescription("fragment"); t.addOutput("vec4<f32>", "outColor"), t.addBuiltinInput("vec4<f32>", "@builtin(position) fragPos"); let n = t.getCode(); n = Uy.substitute(n, "//VTK::RenderEncoder::Impl", ["output.outColor = vec4<f32>(computedColor.rgb, computedColor.a);"]).result, t.setCode(n) })), t.translucentFinalEncoder.setPipelineHash("oitpf"), t.translucentFinalEncoder.setPipelineSettings({ primitive: { cullMode: "none" }, fragment: { targets: [{ format: "rgba16float", blend: { color: { srcFactor: "src-alpha", dstFactor: "one-minus-src-alpha" }, alpha: { srcfactor: "one", dstFactor: "one-minus-src-alpha" } } }] } }) } } const xb = { colorTextureView: null, depthTextureView: null }; function Cb(e, t) { let n = arguments.length > 2 && void 0 !== arguments[2] ? arguments[2] : {}; Object.assign(t, xb, n), qv.extend(e, t, n), jt.setGet(e, t, ["colorTextureView", "depthTextureView"]), bb(e, t) } var Sb = { newInstance: jt.newInstance(Cb, "vtkWebGPUOrderIndependentTranslucentPass"), extend: Cb }; const { BufferUsage: Ab } = nb, { vtkErrorMacro: Ib } = jt; function wb(e, t) { t.classHierarchy.push("vtkWebGPUUniformBuffer"), e.addEntry = (e, n) => { t._bufferEntryNames.has(e) ? Ib(`entry named ${e} already exists`) : (t.sortDirty = !0, t._bufferEntryNames.set(e, t.bufferEntries.length), t.bufferEntries.push({ name: e, type: n, sizeInBytes: aT(n), offset: -1, nativeType: iT(n), packed: !1 })) }, e.sortBufferEntries = () => { if (!t.sortDirty) return; let e = 0; const n = []; let r = 4; for (let e = 0; e < t.bufferEntries.length; e++) { const n = t.bufferEntries[e]; n.sizeInBytes % 16 == 0 && (r = Math.max(16, r)), n.sizeInBytes % 8 == 0 && (r = Math.max(8, r)) } for (let r = 0; r < t.bufferEntries.length; r++) { const o = t.bufferEntries[r]; !1 === o.packed && o.sizeInBytes % 16 == 0 && (o.packed = !0, o.offset = e, n.push(o), e += o.sizeInBytes) } for (let r = 0; r < t.bufferEntries.length; r++) { const o = t.bufferEntries[r]; if (!1 === o.packed && 12 === o.sizeInBytes) for (let r = 0; r < t.bufferEntries.length; r++) { const a = t.bufferEntries[r]; if (!1 === a.packed && 4 === a.sizeInBytes) { o.packed = !0, o.offset = e, n.push(o), e += o.sizeInBytes, a.packed = !0, a.offset = e, n.push(a), e += a.sizeInBytes; break } } } for (let r = 0; r < t.bufferEntries.length; r++) { const o = t.bufferEntries[r]; if (!o.packed && o.sizeInBytes % 8 == 0) for (let a = r + 1; a < t.bufferEntries.length; a++) { const r = t.bufferEntries[a]; if (!r.packed && r.sizeInBytes % 8 == 0) { o.packed = !0, o.offset = e, n.push(o), e += o.sizeInBytes, r.packed = !0, r.offset = e, n.push(r), e += r.sizeInBytes; break } } } for (let r = 0; r < t.bufferEntries.length; r++) { const o = t.bufferEntries[r]; if (!o.packed && o.sizeInBytes % 8 == 0) { let r = !1; for (let a = 0; !r && a < t.bufferEntries.length; a++) { const i = t.bufferEntries[a]; if (!i.packed && 4 === i.sizeInBytes) for (let s = a + 1; s < t.bufferEntries.length; s++) { const a = t.bufferEntries[s]; if (!a.packed && 4 === a.sizeInBytes) { o.packed = !0, o.offset = e, n.push(o), e += o.sizeInBytes, i.packed = !0, i.offset = e, n.push(i), e += i.sizeInBytes, a.packed = !0, a.offset = e, n.push(a), e += a.sizeInBytes, r = !0; break } } } } } for (let r = 0; r < t.bufferEntries.length; r++) { const o = t.bufferEntries[r]; !o.packed && o.sizeInBytes > 4 && (o.packed = !0, o.offset = e, n.push(o), e += o.sizeInBytes) } for (let r = 0; r < t.bufferEntries.length; r++) { const o = t.bufferEntries[r]; o.packed || (o.packed = !0, o.offset = e, n.push(o), e += o.sizeInBytes) } t.bufferEntries = n, t._bufferEntryNames.clear(); for (let e = 0; e < t.bufferEntries.length; e++)t._bufferEntryNames.set(t.bufferEntries[e].name, e); t.sizeInBytes = e, t.sizeInBytes = r * Math.ceil(t.sizeInBytes / r), t.sortDirty = !1 }, e.sendIfNeeded = e => { if (!t.UBO) { const n = { nativeArray: t.Float32Array, usage: Ab.UniformArray, label: t.label }; t.UBO = e.getBufferManager().getBuffer(n), t.bindGroupTime.modified(), t.sendDirty = !1 } t.sendDirty && (e.getHandle().queue.writeBuffer(t.UBO.getHandle(), 0, t.arrayBuffer, 0, t.sizeInBytes), t.sendDirty = !1), t.sendTime.modified() }, e.createView = e => { e in t == 0 && (t.arrayBuffer || (t.arrayBuffer = new ArrayBuffer(t.sizeInBytes)), t[e] = jt.newTypedArray(e, t.arrayBuffer)) }, e.setValue = (n, r) => { e.sortBufferEntries(); const o = t._bufferEntryNames.get(n); if (void 0 === o) return void Ib(`entry named ${n} not found in UBO`); const a = t.bufferEntries[o]; e.createView(a.nativeType); const i = t[a.nativeType]; a.lastValue !== r && (i[a.offset / i.BYTES_PER_ELEMENT] = r, t.sendDirty = !0), a.lastValue = r }, e.setArray = (n, r) => { e.sortBufferEntries(); const o = t._bufferEntryNames.get(n); if (void 0 === o) return void Ib(`entry named ${n} not found in UBO`); const a = t.bufferEntries[o]; e.createView(a.nativeType); const i = t[a.nativeType]; let s = !1; for (let e = 0; e < r.length; e++)a.lastValue && a.lastValue[e] === r[e] || (i[a.offset / i.BYTES_PER_ELEMENT + e] = r[e], s = !0); s && (t.sendDirty = !0, a.lastValue = [...r]) }, e.getBindGroupEntry = () => ({ resource: { buffer: t.UBO.getHandle() } }), e.getSendTime = () => t.sendTime.getMTime(), e.getShaderCode = (n, r) => { e.sortBufferEntries(); const o = [`struct ${t.label}Struct\n{`]; for (let e = 0; e < t.bufferEntries.length; e++) { const n = t.bufferEntries[e]; o.push(`  ${n.name}: ${n.type},`) } return o.push(`};\n@binding(${n}) @group(${r}) var<uniform> ${t.label}: ${t.label}Struct;`), o.join("\n") } } const Pb = { bufferEntries: null, bufferEntryNames: null, sizeInBytes: 0, label: null, bindGroupLayoutEntry: null, bindGroupEntry: null }; function Ob(e, t) { let n = arguments.length > 2 && void 0 !== arguments[2] ? arguments[2] : {}; Object.assign(t, Pb, n), jt.obj(e, t), t._bufferEntryNames = new Map, t.bufferEntries = [], t.bindGroupLayoutEntry = t.bindGroupLayoutEntry || { buffer: { type: "uniform" } }, t.sendTime = {}, jt.obj(t.sendTime, { mtime: 0 }), t.bindGroupTime = {}, jt.obj(t.bindGroupTime, { mtime: 0 }), t.sendDirty = !0, t.sortDirty = !0, jt.get(e, t, ["binding", "bindGroupTime"]), jt.setGet(e, t, ["bindGroupLayoutEntry", "device", "label", "sizeInBytes"]), wb(e, t) } var Rb = { newInstance: jt.newInstance(Ob, "vtkWebGPUUniformBuffer"), extend: Ob }; const { BufferUsage: Mb } = nb, { vtkErrorMacro: Db } = jt; function Eb(e, t) { t.classHierarchy.push("vtkWebGPUStorageBuffer"), e.addEntry = (e, n) => { if (t._bufferEntryNames.has(e)) return void Db(`entry named ${e} already exists`); t._bufferEntryNames.set(e, t.bufferEntries.length); const r = aT(n); t.bufferEntries.push({ name: e, type: n, sizeInBytes: r, offset: t.sizeInBytes, nativeType: iT(n) }), t.sizeInBytes += r }, e.send = e => { if (!t._buffer) { const n = { nativeArray: t.Float32Array, usage: Mb.Storage, label: t.label }; return t._buffer = e.getBufferManager().getBuffer(n), t.bindGroupTime.modified(), void t._sendTime.modified() } e.getHandle().queue.writeBuffer(t._buffer.getHandle(), 0, t.arrayBuffer, 0, t.sizeInBytes * t.numberOfInstances), t._sendTime.modified() }, e.createView = e => { e in t == 0 && (t.arrayBuffer || (t.arrayBuffer = new ArrayBuffer(t.sizeInBytes * t.numberOfInstances)), t[e] = jt.newTypedArray(e, t.arrayBuffer)) }, e.setValue = (n, r, o) => { const a = t._bufferEntryNames.get(n); if (void 0 === a) return void Db(`entry named ${n} not found in UBO`); const i = t.bufferEntries[a]; e.createView(i.nativeType); const s = t[i.nativeType]; s[(i.offset + r * t.sizeInBytes) / s.BYTES_PER_ELEMENT] = o }, e.setArray = (n, r, o) => { const a = t._bufferEntryNames.get(n); if (void 0 === a) return void Db(`entry named ${n} not found in UBO`); const i = t.bufferEntries[a]; e.createView(i.nativeType); const s = t[i.nativeType], l = (i.offset + r * t.sizeInBytes) / s.BYTES_PER_ELEMENT; for (let e = 0; e < o.length; e++)s[l + e] = o[e] }, e.setAllInstancesFromArray = (n, r) => { const o = t._bufferEntryNames.get(n); if (void 0 === o) return void Db(`entry named ${n} not found in UBO`); const a = t.bufferEntries[o]; e.createView(a.nativeType); const i = t[a.nativeType], s = r.length / t.numberOfInstances; for (let e = 0; e < t.numberOfInstances; e++) { const n = (a.offset + e * t.sizeInBytes) / i.BYTES_PER_ELEMENT; for (let t = 0; t < s; t++)i[n + t] = r[e * s + t] } }, e.setAllInstancesFromArrayColorToFloat = (n, r) => { const o = t._bufferEntryNames.get(n); if (void 0 === o) return void Db(`entry named ${n} not found in UBO`); const a = t.bufferEntries[o]; e.createView(a.nativeType); const i = t[a.nativeType], s = r.length / t.numberOfInstances; for (let e = 0; e < t.numberOfInstances; e++) { const n = (a.offset + e * t.sizeInBytes) / i.BYTES_PER_ELEMENT; for (let t = 0; t < s; t++)i[n + t] = r[e * s + t] / 255 } }, e.setAllInstancesFromArray3x3To4x4 = (n, r) => { const o = t._bufferEntryNames.get(n); if (void 0 === o) return void Db(`entry named ${n} not found in UBO`); const a = t.bufferEntries[o]; e.createView(a.nativeType); const i = t[a.nativeType]; for (let e = 0; e < t.numberOfInstances; e++) { const n = (a.offset + e * t.sizeInBytes) / i.BYTES_PER_ELEMENT; for (let t = 0; t < 3; t++)for (let o = 0; o < 3; o++)i[n + 4 * t + o] = r[9 * e + 3 * t + o] } }, e.getSendTime = () => t._sendTime.getMTime(), e.getShaderCode = (e, n) => { const r = [`struct ${t.label}StructEntry\n{`]; for (let e = 0; e < t.bufferEntries.length; e++) { const n = t.bufferEntries[e]; r.push(`  ${n.name}: ${n.type},`) } return r.push(`\n};\nstruct ${t.label}Struct\n{\n  values: array<${t.label}StructEntry>,\n};\n@binding(${e}) @group(${n}) var<storage, read> ${t.label}: ${t.label}Struct;\n`), r.join("\n") }, e.getBindGroupEntry = () => ({ resource: { buffer: t._buffer.getHandle() } }), e.clearData = () => { t.numberOfInstances = 0, t.sizeInBytes = 0, t.bufferEntries = [], t._bufferEntryNames = new Map, t._buffer = null, delete t.arrayBuffer, delete t.Float32Array } } const Vb = { bufferEntries: null, bufferEntryNames: null, sizeInBytes: 0, label: null, numberOfInstances: 1 }; function Lb(e, t) { let n = arguments.length > 2 && void 0 !== arguments[2] ? arguments[2] : {}; Object.assign(t, Vb, n), jt.obj(e, t), t._bufferEntryNames = new Map, t.bufferEntries = [], t._sendTime = {}, jt.obj(t._sendTime, { mtime: 0 }), t.bindGroupTime = {}, jt.obj(t.bindGroupTime, { mtime: 0 }), t.bindGroupLayoutEntry = t.bindGroupLayoutEntry || { buffer: { type: "read-only-storage" } }, jt.get(e, t, ["bindGroupTime"]), jt.setGet(e, t, ["device", "bindGroupLayoutEntry", "label", "numberOfInstances", "sizeInBytes"]), Eb(e, t) } var Bb = { newInstance: jt.newInstance(Lb, "vtkWebGPUStorageBuffer"), extend: Lb }; const Nb = "\n//VTK::Renderer::Dec\n\n//VTK::Mapper::Dec\n\n//VTK::TCoord::Dec\n\n//VTK::Volume::TraverseDec\n\n//VTK::RenderEncoder::Dec\n\n//VTK::IOStructs::Dec\n\nfn getTextureValue(vTex: texture_3d<f32>, tpos: vec4<f32>) -> f32\n{\n  // todo multicomponent support\n  return textureSampleLevel(vTex, clampSampler, tpos.xyz, 0.0).r;\n}\n\nfn getGradient(vTex: texture_3d<f32>, tpos: vec4<f32>, vNum: i32, scalar: f32) -> vec4<f32>\n{\n  var result: vec4<f32>;\n\n  var tstep: vec4<f32> = volumeSSBO.values[vNum].tstep;\n  result.x = getTextureValue(vTex, tpos + vec4<f32>(tstep.x, 0.0, 0.0, 1.0)) - scalar;\n  result.y = getTextureValue(vTex, tpos + vec4<f32>(0.0, tstep.y, 0.0, 1.0)) - scalar;\n  result.z = getTextureValue(vTex, tpos + vec4<f32>(0.0, 0.0, tstep.z, 1.0)) - scalar;\n  result.w = 0.0;\n\n  // divide by spacing as that is our delta\n  result = result / volumeSSBO.values[vNum].spacing;\n  // now we have a gradient in unit tcoords\n\n  var grad: f32 = length(result.xyz);\n  if (grad > 0.0)\n  {\n    // rotate to View Coords, needed for lighting and shading\n    var nMat: mat4x4<f32> = rendererUBO.SCVCMatrix * volumeSSBO.values[vNum].planeNormals;\n    result = nMat * result;\n    result = result / length(result);\n  }\n\n  // store gradient magnitude in .w\n  result.w = grad;\n\n  return result;\n}\n\nfn processVolume(vTex: texture_3d<f32>, vNum: i32, cNum: i32, posSC: vec4<f32>, tfunRows: f32) -> vec4<f32>\n{\n  var outColor: vec4<f32> = vec4<f32>(0.0, 0.0, 0.0, 0.0);\n\n  // convert to tcoords and reject if outside the volume\n  var tpos: vec4<f32> = volumeSSBO.values[vNum].SCTCMatrix*posSC;\n  if (tpos.x < 0.0 || tpos.y < 0.0 || tpos.z < 0.0 ||\n      tpos.x > 1.0 || tpos.y > 1.0 || tpos.z > 1.0) { return outColor; }\n\n  var scalar: f32 = getTextureValue(vTex, tpos);\n\n  var coord: vec2<f32> =\n    vec2<f32>(scalar * componentSSBO.values[cNum].cScale + componentSSBO.values[cNum].cShift,\n      (0.5 + 2.0 * f32(vNum)) / tfunRows);\n  var color: vec4<f32> = textureSampleLevel(tfunTexture, clampSampler, coord, 0.0);\n\n  var gofactor: f32 = 1.0;\n  var normal: vec4<f32> = vec4<f32>(0.0,0.0,0.0,0.0);\n  if (componentSSBO.values[cNum].gomin <  1.0 || volumeSSBO.values[vNum].shade[0] > 0.0)\n  {\n    normal = getGradient(vTex, tpos, vNum, scalar);\n    if (componentSSBO.values[cNum].gomin <  1.0)\n    {\n      gofactor = clamp(normal.a*componentSSBO.values[cNum].goScale + componentSSBO.values[cNum].goShift,\n      componentSSBO.values[cNum].gomin, componentSSBO.values[cNum].gomax);\n    }\n  }\n\n  coord.x = (scalar * componentSSBO.values[cNum].oScale + componentSSBO.values[cNum].oShift);\n  var opacity: f32 = textureSampleLevel(ofunTexture, clampSampler, coord, 0.0).r;\n\n  if (volumeSSBO.values[vNum].shade[0] > 0.0)\n  {\n    color = color*abs(normal.z);\n  }\n\n  outColor = vec4<f32>(color.rgb, gofactor * opacity);\n\n  return outColor;\n}\n\n// adjust the start and end point of a raycast such that it intersects the unit cube.\n// This function is used to take a raycast starting point and step vector\n// and numSteps and return the startijng and ending steps for intersecting the\n// unit cube. Recall for a 3D texture, the unit cube is the range of texture coordsinates\n// that have valid values. So this funtion can be used to take a ray in texture coordinates\n// and bound it to intersecting the texture.\n//\nfn adjustBounds(tpos: vec4<f32>, tstep: vec4<f32>, numSteps: f32) -> vec2<f32>\n{\n  var result: vec2<f32> = vec2<f32>(0.0, numSteps);\n  var tpos2: vec4<f32> = tpos + tstep*numSteps;\n\n  // move tpos to the start of the volume\n  var adjust: f32 =\n    min(\n      max(tpos.x/tstep.x, (tpos.x - 1.0)/tstep.x),\n      min(\n        max((tpos.y - 1.0)/tstep.y, tpos.y/tstep.y),\n        max((tpos.z - 1.0)/tstep.z, tpos.z/tstep.z)));\n  if (adjust < 0.0)\n  {\n    result.x = result.x - adjust;\n  }\n\n  // adjust length to the end\n  adjust =\n    max(\n      min(tpos2.x/tstep.x, (tpos2.x - 1.0)/tstep.x),\n      max(\n        min((tpos2.y - 1.0)/tstep.y, tpos2.y/tstep.y),\n        min((tpos2.z - 1.0)/tstep.z, tpos2.z/tstep.z)));\n  if (adjust > 0.0)\n  {\n    result.y = result.y - adjust;\n  }\n\n  return result;\n}\n\nfn getSimpleColor(scalar: f32, vNum: i32, cNum: i32) -> vec4<f32>\n{\n  // how many rows (tfuns) do we have in our tfunTexture\n  var tfunRows: f32 = f32(textureDimensions(tfunTexture).y);\n\n  var coord: vec2<f32> =\n    vec2<f32>(scalar * componentSSBO.values[cNum].cScale + componentSSBO.values[cNum].cShift,\n      (0.5 + 2.0 * f32(vNum)) / tfunRows);\n  var color: vec4<f32> = textureSampleLevel(tfunTexture, clampSampler, coord, 0.0);\n  coord.x = (scalar * componentSSBO.values[cNum].oScale + componentSSBO.values[cNum].oShift);\n  var opacity: f32 = textureSampleLevel(ofunTexture, clampSampler, coord, 0.0).r;\n  return vec4<f32>(color.rgb, opacity);\n}\n\nfn traverseMax(vTex: texture_3d<f32>, vNum: i32, cNum: i32, rayLengthSC: f32, minPosSC: vec4<f32>, rayStepSC: vec4<f32>)\n{\n  // convert to tcoords and reject if outside the volume\n  var numSteps: f32 = rayLengthSC/mapperUBO.SampleDistance;\n  var tpos: vec4<f32> = volumeSSBO.values[vNum].SCTCMatrix*minPosSC;\n  var tpos2: vec4<f32> = volumeSSBO.values[vNum].SCTCMatrix*(minPosSC + rayStepSC);\n  var tstep: vec4<f32> = tpos2 - tpos;\n\n  var rayBounds: vec2<f32> = adjustBounds(tpos, tstep, numSteps);\n\n  // did we hit anything\n  if (rayBounds.x >= rayBounds.y)\n  {\n    traverseVals[vNum] = vec4<f32>(0.0,0.0,0.0,0.0);\n    return;\n  }\n\n  tpos = tpos + tstep*rayBounds.x;\n  var curDist: f32 = rayBounds.x;\n  var maxVal: f32 = -1.0e37;\n  loop\n  {\n    var scalar: f32 = getTextureValue(vTex, tpos);\n    if (scalar > maxVal)\n    {\n      maxVal = scalar;\n    }\n\n    // increment position\n    curDist = curDist + 1.0;\n    tpos = tpos + tstep;\n\n    // check if we have reached a terminating condition\n    if (curDist > rayBounds.y) { break; }\n  }\n\n  // process to get the color and opacity\n  traverseVals[vNum] = getSimpleColor(maxVal, vNum, cNum);\n}\n\nfn traverseMin(vTex: texture_3d<f32>, vNum: i32, cNum: i32, rayLengthSC: f32, minPosSC: vec4<f32>, rayStepSC: vec4<f32>)\n{\n  // convert to tcoords and reject if outside the volume\n  var numSteps: f32 = rayLengthSC/mapperUBO.SampleDistance;\n  var tpos: vec4<f32> = volumeSSBO.values[vNum].SCTCMatrix*minPosSC;\n  var tpos2: vec4<f32> = volumeSSBO.values[vNum].SCTCMatrix*(minPosSC + rayStepSC);\n  var tstep: vec4<f32> = tpos2 - tpos;\n\n  var rayBounds: vec2<f32> = adjustBounds(tpos, tstep, numSteps);\n\n  // did we hit anything\n  if (rayBounds.x >= rayBounds.y)\n  {\n    traverseVals[vNum] = vec4<f32>(0.0,0.0,0.0,0.0);\n    return;\n  }\n\n  tpos = tpos + tstep*rayBounds.x;\n  var curDist: f32 = rayBounds.x;\n  var minVal: f32 = 1.0e37;\n  loop\n  {\n    var scalar: f32 = getTextureValue(vTex, tpos);\n    if (scalar < minVal)\n    {\n      minVal = scalar;\n    }\n\n    // increment position\n    curDist = curDist + 1.0;\n    tpos = tpos + tstep;\n\n    // check if we have reached a terminating condition\n    if (curDist > rayBounds.y) { break; }\n  }\n\n  // process to get the color and opacity\n  traverseVals[vNum] = getSimpleColor(minVal, vNum, cNum);\n}\n\nfn traverseAverage(vTex: texture_3d<f32>, vNum: i32, cNum: i32, rayLengthSC: f32, minPosSC: vec4<f32>, rayStepSC: vec4<f32>)\n{\n  // convert to tcoords and reject if outside the volume\n  var numSteps: f32 = rayLengthSC/mapperUBO.SampleDistance;\n  var tpos: vec4<f32> = volumeSSBO.values[vNum].SCTCMatrix*minPosSC;\n  var tpos2: vec4<f32> = volumeSSBO.values[vNum].SCTCMatrix*(minPosSC + rayStepSC);\n  var tstep: vec4<f32> = tpos2 - tpos;\n\n  var rayBounds: vec2<f32> = adjustBounds(tpos, tstep, numSteps);\n\n  // did we hit anything\n  if (rayBounds.x >= rayBounds.y)\n  {\n    traverseVals[vNum] = vec4<f32>(0.0,0.0,0.0,0.0);\n    return;\n  }\n\n  let ipRange: vec4<f32> = volumeSSBO.values[vNum].ipScalarRange;\n  tpos = tpos + tstep*rayBounds.x;\n  var curDist: f32 = rayBounds.x;\n  var avgVal: f32 = 0.0;\n  var sampleCount: f32 = 0.0;\n  loop\n  {\n    var sample: f32 = getTextureValue(vTex, tpos);\n    // right now leave filtering off until WebGL changes get merged\n    // if (ipRange.z == 0.0 || sample >= ipRange.x && sample <= ipRange.y)\n    // {\n      avgVal = avgVal + sample;\n      sampleCount = sampleCount + 1.0;\n    // }\n\n    // increment position\n    curDist = curDist + 1.0;\n    tpos = tpos + tstep;\n\n    // check if we have reached a terminating condition\n    if (curDist > rayBounds.y) { break; }\n  }\n\n  if (sampleCount <= 0.0)\n  {\n    traverseVals[vNum] = vec4<f32>(0.0,0.0,0.0,0.0);\n  }\n\n  // process to get the color and opacity\n  traverseVals[vNum] = getSimpleColor(avgVal/sampleCount, vNum, cNum);\n}\n\nfn traverseAdditive(vTex: texture_3d<f32>, vNum: i32, cNum: i32, rayLengthSC: f32, minPosSC: vec4<f32>, rayStepSC: vec4<f32>)\n{\n  // convert to tcoords and reject if outside the volume\n  var numSteps: f32 = rayLengthSC/mapperUBO.SampleDistance;\n  var tpos: vec4<f32> = volumeSSBO.values[vNum].SCTCMatrix*minPosSC;\n  var tpos2: vec4<f32> = volumeSSBO.values[vNum].SCTCMatrix*(minPosSC + rayStepSC);\n  var tstep: vec4<f32> = tpos2 - tpos;\n\n  var rayBounds: vec2<f32> = adjustBounds(tpos, tstep, numSteps);\n\n  // did we hit anything\n  if (rayBounds.x >= rayBounds.y)\n  {\n    traverseVals[vNum] = vec4<f32>(0.0,0.0,0.0,0.0);\n    return;\n  }\n\n  let ipRange: vec4<f32> = volumeSSBO.values[vNum].ipScalarRange;\n  tpos = tpos + tstep*rayBounds.x;\n  var curDist: f32 = rayBounds.x;\n  var sumVal: f32 = 0.0;\n  loop\n  {\n    var sample: f32 = getTextureValue(vTex, tpos);\n    // right now leave filtering off until WebGL changes get merged\n    // if (ipRange.z == 0.0 || sample >= ipRange.x && sample <= ipRange.y)\n    // {\n      sumVal = sumVal + sample;\n    // }\n\n    // increment position\n    curDist = curDist + 1.0;\n    tpos = tpos + tstep;\n\n    // check if we have reached a terminating condition\n    if (curDist > rayBounds.y) { break; }\n  }\n\n  // process to get the color and opacity\n  traverseVals[vNum] = getSimpleColor(sumVal, vNum, cNum);\n}\n\nfn composite(rayLengthSC: f32, minPosSC: vec4<f32>, rayStepSC: vec4<f32>) -> vec4<f32>\n{\n  // initial ray position is at the beginning\n  var rayPosSC: vec4<f32> = minPosSC;\n\n  // how many rows (tfuns) do we have in our tfunTexture\n  var tfunRows: f32 = f32(textureDimensions(tfunTexture).y);\n\n  var curDist: f32 = 0.0;\n  var computedColor: vec4<f32> = vec4<f32>(0.0, 0.0, 0.0, 0.0);\n  var sampleColor: vec4<f32>;\n//VTK::Volume::TraverseCalls\n\n  loop\n  {\n    // for each volume, sample and accumulate color\n//VTK::Volume::CompositeCalls\n\n    // increment position\n    curDist = curDist + mapperUBO.SampleDistance;\n    rayPosSC = rayPosSC + rayStepSC;\n\n    // check if we have reached a terminating condition\n    if (curDist > rayLengthSC) { break; }\n    if (computedColor.a > 0.98) { break; }\n  }\n  return computedColor;\n}\n\n@fragment\nfn main(\n//VTK::IOStructs::Input\n)\n//VTK::IOStructs::Output\n{\n  var output: fragmentOutput;\n\n  var rayMax: f32 = textureSampleLevel(maxTexture, clampSampler, input.tcoordVS, 0.0).r;\n  var rayMin: f32 = textureSampleLevel(minTexture, clampSampler, input.tcoordVS, 0.0).r;\n\n  // discard empty rays\n  if (rayMax <= rayMin) { discard; }\n  else\n  {\n    // compute start and end ray positions in view coordinates\n    var minPosSC: vec4<f32> = rendererUBO.PCSCMatrix*vec4<f32>(2.0 * input.tcoordVS.x - 1.0, 1.0 - 2.0 * input.tcoordVS.y, rayMax, 1.0);\n    minPosSC = minPosSC * (1.0 / minPosSC.w);\n    var maxPosSC: vec4<f32> = rendererUBO.PCSCMatrix*vec4<f32>(2.0 * input.tcoordVS.x - 1.0, 1.0 - 2.0 * input.tcoordVS.y, rayMin, 1.0);\n    maxPosSC = maxPosSC * (1.0 / maxPosSC.w);\n\n    var rayLengthSC: f32 = distance(minPosSC.xyz, maxPosSC.xyz);\n    var rayStepSC: vec4<f32> = (maxPosSC - minPosSC)*(mapperUBO.SampleDistance/rayLengthSC);\n    rayStepSC.w = 0.0;\n\n    var computedColor: vec4<f32>;\n\n//VTK::Volume::Loop\n\n//VTK::RenderEncoder::Impl\n  }\n\n  return output;\n}\n", _b = new Float64Array(16), Fb = new Float64Array(16); function kb(e, t) { t.classHierarchy.push("vtkWebGPUVolumePassFSQ"), e.replaceShaderPosition = (e, t, n) => { const r = t.getShaderDescription("vertex"); r.addBuiltinOutput("vec4<f32>", "@builtin(position) Position"); let o = r.getCode(); o = Uy.substitute(o, "//VTK::Position::Impl", ["output.tcoordVS = vec2<f32>(vertexBC.x * 0.5 + 0.5, 1.0 - vertexBC.y * 0.5 - 0.5);", "output.Position = vec4<f32>(vertexBC, 1.0);"]).result, r.setCode(o), t.getShaderDescription("fragment").addBuiltinInput("vec4<f32>", "@builtin(position) fragPos") }, t.shaderReplacements.set("replaceShaderPosition", e.replaceShaderPosition), e.replaceShaderVolume = (e, n, r) => { const o = n.getShaderDescription("fragment"); let a = o.getCode(); const i = [], s = []; for (let e = 0; e < t.volumes.length; e++)t.volumes[e].getRenderable().getMapper().getBlendMode() === Rg.COMPOSITE_BLEND ? (i.push(`    sampleColor = processVolume(volTexture${e}, ${e}, ${t.rowStarts[e]}, rayPosSC, tfunRows);`), i.push("    computedColor = vec4<f32>(\n          sampleColor.a * sampleColor.rgb * (1.0 - computedColor.a) + computedColor.rgb,\n          (1.0 - computedColor.a)*sampleColor.a + computedColor.a);")) : (s.push(`  sampleColor = traverseVals[${e}];`), s.push("  computedColor = vec4<f32>(\n          sampleColor.a * sampleColor.rgb * (1.0 - computedColor.a) + computedColor.rgb,\n          (1.0 - computedColor.a)*sampleColor.a + computedColor.a);")); a = Uy.substitute(a, "//VTK::Volume::CompositeCalls", i).result, a = Uy.substitute(a, "//VTK::Volume::TraverseCalls", s).result, a = Uy.substitute(a, "//VTK::Volume::TraverseDec", [`var<private> traverseVals: array<vec4<f32>,${t.volumes.length}>;`]).result; let l = !1; for (let e = 0; e < t.volumes.length; e++) { const n = t.volumes[e].getRenderable().getMapper().getBlendMode(); n === Rg.COMPOSITE_BLEND ? l = !0 : n === Rg.MAXIMUM_INTENSITY_BLEND ? a = Uy.substitute(a, "//VTK::Volume::Loop", [`    traverseMax(volTexture${e}, ${e}, ${e}, rayLengthSC, minPosSC, rayStepSC);`, `    computedColor = traverseVals[${e}];`, "//VTK::Volume::Loop"]).result : n === Rg.MINIMUM_INTENSITY_BLEND ? a = Uy.substitute(a, "//VTK::Volume::Loop", [`    traverseMin(volTexture${e}, ${e}, ${e}, rayLengthSC, minPosSC, rayStepSC);`, `    computedColor = traverseVals[${e}];`, "//VTK::Volume::Loop"]).result : n === Rg.AVERAGE_INTENSITY_BLEND ? a = Uy.substitute(a, "//VTK::Volume::Loop", [`    traverseAverage(volTexture${e}, ${e}, ${e}, rayLengthSC, minPosSC, rayStepSC);`, `    computedColor = traverseVals[${e}];`, "//VTK::Volume::Loop"]).result : n === Rg.ADDITIVE_INTENSITY_BLEND && (a = Uy.substitute(a, "//VTK::Volume::Loop", [`    traverseAdditive(volTexture${e}, ${e}, ${e}, rayLengthSC, minPosSC, rayStepSC);`, `    computedColor = traverseVals[${e}];`, "//VTK::Volume::Loop"]).result) } l && (a = Uy.substitute(a, "//VTK::Volume::Loop", ["    computedColor = composite(rayLengthSC, minPosSC, rayStepSC);"]).result), o.setCode(a) }, t.shaderReplacements.set("replaceShaderVolume", e.replaceShaderVolume), e.updateLUTImage = n => { let r = e.getMTime(); for (let e = 0; e < t.volumes.length; e++) { const n = t.volumes[e].getRenderable(), o = n.getMapper().getInputData(); r = Math.max(r, n.getMTime(), o.getMTime()) } if (r < t.lutBuildTime.getMTime()) return; t.numRows = 0, t.rowStarts = []; for (let e = 0; e < t.volumes.length; e++) { t.rowStarts.push(t.numRows); const n = t.volumes[e].getRenderable(), r = n.getMapper(), o = n.getProperty(), a = r.getInputData(), i = (a.getPointData() && a.getPointData().getScalars()).getNumberOfComponents(), s = o.getIndependentComponents() ? i : 1; t.numRows += s } const o = new Uint8ClampedArray(2 * t.numRows * t.rowLength * 4), a = new Float32Array(2 * t.numRows * t.rowLength); let i = 0; const s = new Float32Array(3 * t.rowLength), l = t.rowLength; for (let e = 0; e < t.volumes.length; e++) { const n = t.volumes[e].getRenderable(), r = n.getMapper(), c = n.getProperty(), u = r.getInputData(), d = (u.getPointData() && u.getPointData().getScalars()).getNumberOfComponents(), p = c.getIndependentComponents() ? d : 1; for (let e = 0; e < p; ++e) { const n = c.getRGBTransferFunction(e), r = n.getRange(); n.getTable(r[0], r[1], l, s, 1); let u = i * l * 4; for (let e = 0; e < l; ++e) { o[u + 4 * e] = 255 * s[3 * e], o[u + 4 * e + 1] = 255 * s[3 * e + 1], o[u + 4 * e + 2] = 255 * s[3 * e + 2], o[u + 4 * e + 3] = 255; for (let t = 0; t < 4; t++)o[u + 4 * (l + e) + t] = o[u + 4 * e + t] } const d = c.getScalarOpacity(e), p = t.sampleDist / c.getScalarOpacityUnitDistance(e), f = d.getRange(); d.getTable(f[0], f[1], l, s, 1), u = i * l; for (let e = 0; e < l; ++e)a[u + e] = 1 - (1 - s[e]) ** p, a[u + e + l] = a[u + e]; i += 2 } } { const e = { nativeArray: o, width: t.rowLength, height: 2 * t.numRows, depth: 1, format: "rgba8unorm" }, r = n.getTextureManager().getTexture(e).createView("tfunTexture"); t.textureViews[2] = r } { const e = { nativeArray: a, width: t.rowLength, height: 2 * t.numRows, depth: 1, format: "r16float" }, r = n.getTextureManager().getTexture(e).createView("ofunTexture"); t.textureViews[3] = r } t.lutBuildTime.modified() }, e.updateSSBO = n => { let r = Math.max(e.getMTime(), t.WebGPURenderer.getStabilizedTime()); for (let e = 0; e < t.volumes.length; e++) { const n = t.volumes[e].getRenderable(), o = n.getMapper(), a = o.getInputData(); r = Math.max(r, n.getMTime(), a.getMTime(), o.getMTime()) } if (r < t.SSBO.getSendTime()) return; const o = t.WebGPURenderer.getStabilizedCenterByReference(); t.SSBO.clearData(), t.SSBO.setNumberOfInstances(t.volumes.length); const a = new Float64Array(16 * t.volumes.length), i = new Float64Array(16 * t.volumes.length), s = new Float64Array(4 * t.volumes.length), l = new Float64Array(4 * t.volumes.length), c = new Float64Array(4 * t.volumes.length), u = new Float64Array(4 * t.volumes.length); for (let e = 0; e < t.volumes.length; e++) { const n = t.volumes[e].getRenderable(), r = n.getMapper(), d = r.getInputData(); g(_b), b(_b, _b, o); const p = n.getMatrix(); m(Fb, p), h(Fb, Fb), T(_b, Fb, _b); const f = d.getWorldToIndex(); T(_b, f, _b); const v = d.getDimensions(); g(Fb), x(Fb, Fb, [1 / v[0], 1 / v[1], 1 / v[2]]), T(_b, Fb, _b); for (let t = 0; t < 16; t++)a[16 * e + t] = _b[t]; h(_b, _b); for (let t = 0; t < 4; t++)i[16 * e + 4 * t] = _b[4 * t], i[16 * e + 4 * t + 1] = _b[4 * t + 1], i[16 * e + 4 * t + 2] = _b[4 * t + 2], i[16 * e + 4 * t + 3] = 0; s[4 * e] = 1 / v[0], s[4 * e + 1] = 1 / v[1], s[4 * e + 2] = 1 / v[2], s[4 * e + 3] = 1, l[4 * e] = n.getProperty().getShade() ? 1 : 0; const y = d.getSpacing(); c[4 * e] = y[0], c[4 * e + 1] = y[1], c[4 * e + 2] = y[2], c[4 * e + 3] = 1; const C = t.textureViews[e + 4].getTexture().getScale(), S = r.getIpScalarRange(); u[4 * e] = S[0] / C, u[4 * e + 1] = S[1] / C, u[4 * e + 2] = r.getFilterMode() } t.SSBO.addEntry("SCTCMatrix", "mat4x4<f32>"), t.SSBO.addEntry("planeNormals", "mat4x4<f32>"), t.SSBO.addEntry("shade", "vec4<f32>"), t.SSBO.addEntry("tstep", "vec4<f32>"), t.SSBO.addEntry("spacing", "vec4<f32>"), t.SSBO.addEntry("ipScalarRange", "vec4<f32>"), t.SSBO.setAllInstancesFromArray("SCTCMatrix", a), t.SSBO.setAllInstancesFromArray("planeNormals", i), t.SSBO.setAllInstancesFromArray("shade", l), t.SSBO.setAllInstancesFromArray("tstep", s), t.SSBO.setAllInstancesFromArray("spacing", c), t.SSBO.setAllInstancesFromArray("ipScalarRange", u), t.SSBO.send(n), t.componentSSBO.clearData(), t.componentSSBO.setNumberOfInstances(t.numRows); const d = new Float64Array(t.numRows), p = new Float64Array(t.numRows), f = new Float64Array(t.numRows), v = new Float64Array(t.numRows), y = new Float64Array(t.numRows), C = new Float64Array(t.numRows), S = new Float64Array(t.numRows), A = new Float64Array(t.numRows); let I = 0; for (let e = 0; e < t.volumes.length; e++) { const n = t.volumes[e].getRenderable(), r = n.getMapper(), o = n.getProperty(), a = r.getInputData(), i = (a.getPointData() && a.getPointData().getScalars()).getNumberOfComponents(), s = o.getIndependentComponents(), l = t.textureViews[e + 4].getTexture().getFormat(), c = tT(l), u = { scale: [255], offset: [0] }; 2 === c.elementSize && "float" === c.sampleType && (u.scale[0] = 1); for (let e = 0; e < i; e++) { const t = s ? e : 0, n = u.scale[e], r = o.getScalarOpacity(t).getRange(), a = n / (r[1] - r[0]), i = (u.offset[e] - r[0]) / (r[1] - r[0]); v[I] = i, f[I] = a; const l = o.getRGBTransferFunction(t).getRange(); if (p[I] = (u.offset[e] - l[0]) / (l[1] - l[0]), d[I] = n / (l[1] - l[0]), o.getUseGradientOpacity(t)) { const e = o.getGradientOpacityMinimumOpacity(t), r = o.getGradientOpacityMaximumOpacity(t); y[I] = e, C[I] = r; const a = [o.getGradientOpacityMinimumValue(t), o.getGradientOpacityMaximumValue(t)]; A[I] = n * (r - e) / (a[1] - a[0]), S[I] = -a[0] * (r - e) / (a[1] - a[0]) + e } else y[I] = 1, C[I] = 1, A[I] = 0, S[I] = 1; I++ } } t.componentSSBO.addEntry("cScale", "f32"), t.componentSSBO.addEntry("cShift", "f32"), t.componentSSBO.addEntry("oScale", "f32"), t.componentSSBO.addEntry("oShift", "f32"), t.componentSSBO.addEntry("goShift", "f32"), t.componentSSBO.addEntry("goScale", "f32"), t.componentSSBO.addEntry("gomin", "f32"), t.componentSSBO.addEntry("gomax", "f32"), t.componentSSBO.setAllInstancesFromArray("cScale", d), t.componentSSBO.setAllInstancesFromArray("cShift", p), t.componentSSBO.setAllInstancesFromArray("oScale", f), t.componentSSBO.setAllInstancesFromArray("oShift", v), t.componentSSBO.setAllInstancesFromArray("goScale", A), t.componentSSBO.setAllInstancesFromArray("goShift", S), t.componentSSBO.setAllInstancesFromArray("gomin", y), t.componentSSBO.setAllInstancesFromArray("gomax", C), t.componentSSBO.send(n) }; const n = e.updateBuffers; e.updateBuffers = () => { n(); let r = t.volumes[0].getRenderable().getMapper().getSampleDistance(); for (let e = 0; e < t.volumes.length; e++) { const n = t.volumes[e].getRenderable().getMapper().getSampleDistance(); n < r && (r = n) } t.sampleDist !== r && (t.sampleDist = r, t.UBO.setValue("SampleDistance", r), t.UBO.sendIfNeeded(t.device)); for (let e = 0; e < t.volumes.length; e++) { const n = t.volumes[e].getRenderable().getMapper().getInputData(), r = t.device.getTextureManager().getTextureForImageData(n); if (!t.textureViews[e + 4] || t.textureViews[e + 4].getTexture() !== r) { const n = r.createView(`volTexture${e}`); t.textureViews[e + 4] = n } } if (t.volumes.length < t.lastVolumeLength) for (let e = t.volumes.length; e < t.lastVolumeLength; e++)t.textureViews.pop(); t.lastVolumeLength = t.volumes.length, e.updateLUTImage(t.device), e.updateSSBO(t.device), t.clampSampler || (t.clampSampler = ib.newInstance({ label: "clampSampler" }), t.clampSampler.create(t.device, { minFilter: "linear", magFilter: "linear" })) }, e.computePipelineHash = () => { t.pipelineHash = "volfsq"; for (let e = 0; e < t.volumes.length; e++) { const n = t.volumes[e].getRenderable().getMapper().getBlendMode(); t.pipelineHash += `${n}` } }, e.setVolumes = n => { if (!t.volumes || t.volumes.length !== n.length) return t.volumes = [...n], void e.modified(); for (let r = 0; r < n.length; r++)if (n[r] !== t.volumes[r]) return t.volumes = [...n], void e.modified() }; const r = e.getBindables; e.getBindables = () => { const e = r(); return e.push(t.componentSSBO), e.push(t.clampSampler), e } } const Gb = { volumes: null, rowLength: 1024, lastVolumeLength: 0 }; function Ub(e, t) { let n = arguments.length > 2 && void 0 !== arguments[2] ? arguments[2] : {}; Object.assign(t, Gb, n), xT.extend(e, t, n), t.fragmentShaderTemplate = Nb, t.UBO = Rb.newInstance({ label: "mapperUBO" }), t.UBO.addEntry("SampleDistance", "f32"), t.SSBO = Bb.newInstance({ label: "volumeSSBO" }), t.componentSSBO = Bb.newInstance({ label: "componentSSBO" }), t.lutBuildTime = {}, jt.obj(t.lutBuildTime, { mtime: 0 }), kb(e, t) } var zb = { newInstance: jt.newInstance(Ub, "vtkWebGPUVolumePassFSQ"), extend: Ub }; const { Representation: Wb } = ds, { BufferUsage: Hb, PrimitiveTypes: jb } = nb, Kb = [[0, 4, 6], [0, 6, 2], [1, 3, 7], [1, 7, 5], [0, 5, 4], [0, 1, 5], [2, 6, 7], [2, 7, 3], [0, 3, 1], [0, 2, 3], [4, 5, 7], [4, 7, 6]], $b = "\n//VTK::Renderer::Dec\n\n//VTK::Select::Dec\n\n//VTK::VolumePass::Dec\n\n//VTK::TCoord::Dec\n\n//VTK::RenderEncoder::Dec\n\n//VTK::Mapper::Dec\n\n//VTK::IOStructs::Dec\n\n@fragment\nfn main(\n//VTK::IOStructs::Input\n)\n//VTK::IOStructs::Output\n{\n  var output : fragmentOutput;\n\n  //VTK::Select::Impl\n\n  //VTK::TCoord::Impl\n\n  //VTK::VolumePass::Impl\n\n  // use the maximum (closest) of the current value and the zbuffer\n  // the blend func will then take the min to find the farthest stop value\n  var stopval: f32 = max(input.fragPos.z, textureLoad(opaquePassDepthTexture, vec2<i32>(i32(input.fragPos.x), i32(input.fragPos.y)), 0));\n\n  //VTK::RenderEncoder::Impl\n  return output;\n}\n"; function qb(e, t) { t.classHierarchy.push("vtkWebGPUVolumePass"), e.initialize = n => { t._clearEncoder || e.createClearEncoder(n), t._mergeEncoder || e.createMergeEncoder(n), t._copyEncoder || e.createCopyEncoder(n), t._depthRangeEncoder || e.createDepthRangeEncoder(n), t.fullScreenQuad || (t.fullScreenQuad = zb.newInstance(), t.fullScreenQuad.setDevice(n.getDevice()), t.fullScreenQuad.setTextureViews([...t._depthRangeEncoder.getColorTextureViews()])), t._volumeCopyQuad || (t._volumeCopyQuad = xT.newInstance(), t._volumeCopyQuad.setPipelineHash("volpassfsq"), t._volumeCopyQuad.setDevice(n.getDevice()), t._volumeCopyQuad.setFragmentShaderTemplate("\n//VTK::Renderer::Dec\n\n//VTK::Mapper::Dec\n\n//VTK::TCoord::Dec\n\n//VTK::RenderEncoder::Dec\n\n//VTK::IOStructs::Dec\n\n@fragment\nfn main(\n//VTK::IOStructs::Input\n)\n//VTK::IOStructs::Output\n{\n  var output: fragmentOutput;\n\n  var computedColor: vec4<f32> = textureSample(volumePassColorTexture,\n    volumePassColorTextureSampler, mapperUBO.tscale*input.tcoordVS);\n\n  //VTK::RenderEncoder::Impl\n  return output;\n}\n"), t._copyUBO = Rb.newInstance({ label: "mapperUBO" }), t._copyUBO.addEntry("tscale", "vec2<f32>"), t._volumeCopyQuad.setUBO(t._copyUBO), t._volumeCopyQuad.setTextureViews([t._colorTextureView])) }, e.traverse = (n, r) => { if (t.deleted) return; t._currentParent = r, e.initialize(r), e.computeTiming(r), e.renderDepthBounds(n, r), t._firstGroup = !0; const o = r.getDevice(), a = o.getHandle().limits.maxSampledTexturesPerShaderStage - 4; if (t.volumes.length > a) { const o = n.getRenderable().getActiveCamera().getPosition(), i = []; for (let e = 0; e < t.volumes.length; e++) { const n = t.volumes[e].getRenderable().getBounds(), r = [.5 * (n[1] + n[0]), .5 * (n[3] + n[2]), .5 * (n[5] + n[4])]; i[e] = Yo(r, o) } const s = [...Array(t.volumes.length).keys()]; s.sort(((e, t) => i[t] - i[e])); let l = [], c = s.length % a; for (let o = 0; o < s.length; o++)l.push(t.volumes[s[o]]), l.length >= c && (e.rayCastPass(r, n, l), l = [], c = a, t._firstGroup = !1) } else e.rayCastPass(r, n, t.volumes); if (t._volumeCopyQuad.setWebGPURenderer(n), t._useSmallViewport) { const e = t._colorTextureView.getTexture().getWidth(), n = t._colorTextureView.getTexture().getHeight(); t._copyUBO.setArray("tscale", [t._smallViewportWidth / e, t._smallViewportHeight / n]) } else t._copyUBO.setArray("tscale", [1, 1]); t._copyUBO.sendIfNeeded(o), t._copyEncoder.setColorTextureView(0, t.colorTextureView), t._copyEncoder.attachTextureViews(), t._copyEncoder.begin(r.getCommandEncoder()), n.scissorAndViewport(t._copyEncoder), t._volumeCopyQuad.prepareAndDraw(t._copyEncoder), t._copyEncoder.end() }, e.delete = jt.chain((() => { t._animationRateSubscription && (t._animationRateSubscription.unsubscribe(), t._animationRateSubscription = null) }), e.delete), e.computeTiming = e => { const n = e.getRenderable().getInteractor(); if (null == t._lastScale) { const e = t.volumes[0].getRenderable().getMapper(); t._lastScale = e.getInitialInteractionScale() || 1 } t._useSmallViewport = !1, n.isAnimating() && t._lastScale > 1.5 && (t._useSmallViewport = !0), t._colorTexture.resize(e.getCanvas().width, e.getCanvas().height), t._animationRateSubscription || (t._animationRateSubscription = n.onAnimationFrameRateUpdate((() => { const e = t.volumes[0].getRenderable().getMapper(); if (e.getAutoAdjustSampleDistances()) { const e = n.getRecentAnimationFrameRate(), r = t._lastScale * n.getDesiredUpdateRate() / e; t._lastScale = r, t._lastScale > 400 && (t._lastScale = 400) } else t._lastScale = e.getImageSampleDistance() * e.getImageSampleDistance(); t._lastScale < 1.5 && (t._lastScale = 1.5) }))) }, e.rayCastPass = (e, n, r) => { const o = t._firstGroup ? t._clearEncoder : t._mergeEncoder; o.attachTextureViews(), o.begin(e.getCommandEncoder()); let a = t._colorTextureView.getTexture().getWidth(), i = t._colorTextureView.getTexture().getHeight(); if (t._useSmallViewport) { const n = e.getCanvas(), r = 1 / Math.sqrt(t._lastScale); t._smallViewportWidth = Math.ceil(r * n.width), t._smallViewportHeight = Math.ceil(r * n.height), a = t._smallViewportWidth, i = t._smallViewportHeight } o.getHandle().setViewport(0, 0, a, i, 0, 1), o.getHandle().setScissorRect(0, 0, a, i), t.fullScreenQuad.setWebGPURenderer(n), t.fullScreenQuad.setVolumes(r), t.fullScreenQuad.prepareAndDraw(o), o.end() }, e.renderDepthBounds = (n, r) => { e.updateDepthPolyData(n); const o = t._boundsPoly, a = o.getPoints(), i = o.getPolys(); let s = { hash: `vp${i.getMTime()}`, usage: Hb.Index, cells: i, numberOfPoints: a.getNumberOfPoints(), primitiveType: jb.Triangles, representation: Wb.SURFACE }; const l = r.getDevice().getBufferManager().getBuffer(s); t._mapper.getVertexInput().setIndexBuffer(l), s = { usage: Hb.PointArray, format: "float32x4", hash: `vp${a.getMTime()}${i.getMTime()}`, dataArray: a, indexBuffer: l, packExtra: !0 }; const c = r.getDevice().getBufferManager().getBuffer(s); t._mapper.getVertexInput().addBuffer(c, ["vertexBC"]), t._mapper.setNumberOfVertices(c.getSizeInBytes() / c.getStrideInBytes()), e.drawDepthRange(n, r) }, e.updateDepthPolyData = e => { let n = !1; for (let e = 0; e < t.volumes.length; e++) { const r = t.volumes[e].getMTime(); t._lastMTimes[e] && r === t._lastMTimes[e] || (n = !0, t._lastMTimes[e] = r) } const r = e.getStabilizedTime(); if ((t._lastMTimes.length <= t.volumes.length || r !== t._lastMTimes[t.volumes.length]) && (n = !0, t._lastMTimes[t.volumes.length] = r), !n) return; const o = e.getStabilizedCenterByReference(), a = 8 * t.volumes.length, i = new Float64Array(3 * a), s = 12 * t.volumes.length, l = new Uint16Array(4 * s); for (let e = 0; e < t.volumes.length; e++) { t.volumes[e].getBoundingCubePoints(i, 24 * e); let n = 12 * e * 4; const r = 8 * e; for (let e = 0; e < 12; e++)l[n++] = 3, l[n++] = r + Kb[e][0], l[n++] = r + Kb[e][1], l[n++] = r + Kb[e][2] } for (let e = 0; e < i.length; e += 3)i[e] -= o[0], i[e + 1] -= o[1], i[e + 2] -= o[2]; t._boundsPoly.getPoints().setData(i, 3), t._boundsPoly.getPoints().modified(), t._boundsPoly.getPolys().setData(l, 1), t._boundsPoly.getPolys().modified(), t._boundsPoly.modified() }, e.drawDepthRange = (n, r) => { t._depthRangeTexture.resizeToMatch(t.colorTextureView.getTexture()), t._depthRangeTexture2.resizeToMatch(t.colorTextureView.getTexture()), t._depthRangeEncoder.attachTextureViews(), e.setCurrentOperation("volumeDepthRangePass"), n.setRenderEncoder(t._depthRangeEncoder), n.volumeDepthRangePass(!0), t._mapper.setWebGPURenderer(n), t._mapper.prepareToDraw(t._depthRangeEncoder), t._mapper.registerDrawCallback(t._depthRangeEncoder), n.volumeDepthRangePass(!1) }, e.createDepthRangeEncoder = e => { const n = e.getDevice(); t._depthRangeEncoder = wT.newInstance({ label: "VolumePass DepthRange" }), t._depthRangeEncoder.setPipelineHash("volr"), t._depthRangeEncoder.setReplaceShaderCodeFunction((e => { const t = e.getShaderDescription("fragment"); t.addOutput("vec4<f32>", "outColor1"), t.addOutput("vec4<f32>", "outColor2"); let n = t.getCode(); n = Uy.substitute(n, "//VTK::RenderEncoder::Impl", ["output.outColor1 = vec4<f32>(input.fragPos.z, 0.0, 0.0, 0.0);", "output.outColor2 = vec4<f32>(stopval, 0.0, 0.0, 0.0);"]).result, t.setCode(n) })), t._depthRangeEncoder.setDescription({ colorAttachments: [{ view: null, clearValue: [0, 0, 0, 0], loadOp: "clear", storeOp: "store" }, { view: null, clearValue: [1, 1, 1, 1], loadOp: "clear", storeOp: "store" }] }), t._depthRangeEncoder.setPipelineSettings({ primitive: { cullMode: "none" }, fragment: { targets: [{ format: "r16float", blend: { color: { srcFactor: "one", dstFactor: "one", operation: "max" }, alpha: { srcfactor: "one", dstFactor: "one", operation: "max" } } }, { format: "r16float", blend: { color: { srcFactor: "one", dstFactor: "one", operation: "min" }, alpha: { srcfactor: "one", dstFactor: "one", operation: "min" } } }] } }), t._depthRangeTexture = mb.newInstance({ label: "volumePassMaxDepth" }), t._depthRangeTexture.create(n, { width: e.getCanvas().width, height: e.getCanvas().height, format: "r16float", usage: GPUTextureUsage.RENDER_ATTACHMENT | GPUTextureUsage.TEXTURE_BINDING }); const r = t._depthRangeTexture.createView("maxTexture"); t._depthRangeEncoder.setColorTextureView(0, r), t._depthRangeTexture2 = mb.newInstance({ label: "volumePassDepthMin" }), t._depthRangeTexture2.create(n, { width: e.getCanvas().width, height: e.getCanvas().height, format: "r16float", usage: GPUTextureUsage.RENDER_ATTACHMENT | GPUTextureUsage.TEXTURE_BINDING }); const o = t._depthRangeTexture2.createView("minTexture"); t._depthRangeEncoder.setColorTextureView(1, o), t._mapper.setDevice(e.getDevice()), t._mapper.setTextureViews([t.depthTextureView]) }, e.createClearEncoder = e => { t._colorTexture = mb.newInstance({ label: "volumePassColor" }), t._colorTexture.create(e.getDevice(), { width: e.getCanvas().width, height: e.getCanvas().height, format: "bgra8unorm", usage: GPUTextureUsage.RENDER_ATTACHMENT | GPUTextureUsage.TEXTURE_BINDING | GPUTextureUsage.COPY_SRC }), t._colorTextureView = t._colorTexture.createView("volumePassColorTexture"), t._colorTextureView.addSampler(e.getDevice(), { minFilter: "linear", magFilter: "linear" }), t._clearEncoder = wT.newInstance({ label: "VolumePass Clear" }), t._clearEncoder.setColorTextureView(0, t._colorTextureView), t._clearEncoder.setDescription({ colorAttachments: [{ view: null, clearValue: [0, 0, 0, 0], loadOp: "clear", storeOp: "store" }] }), t._clearEncoder.setPipelineHash("volpf"), t._clearEncoder.setPipelineSettings({ primitive: { cullMode: "none" }, fragment: { targets: [{ format: "bgra8unorm", blend: { color: { srcFactor: "src-alpha", dstFactor: "one-minus-src-alpha" }, alpha: { srcfactor: "one", dstFactor: "one-minus-src-alpha" } } }] } }) }, e.createCopyEncoder = e => { t._copyEncoder = wT.newInstance({ label: "volumePassCopy" }), t._copyEncoder.setDescription({ colorAttachments: [{ view: null, loadOp: "load", storeOp: "store" }] }), t._copyEncoder.setPipelineHash("volcopypf"), t._copyEncoder.setPipelineSettings({ primitive: { cullMode: "none" }, fragment: { targets: [{ format: "rgba16float", blend: { color: { srcFactor: "one", dstFactor: "one-minus-src-alpha" }, alpha: { srcfactor: "one", dstFactor: "one-minus-src-alpha" } } }] } }) }, e.createMergeEncoder = e => { t._mergeEncoder = wT.newInstance({ label: "volumePassMerge" }), t._mergeEncoder.setColorTextureView(0, t._colorTextureView), t._mergeEncoder.setDescription({ colorAttachments: [{ view: null, loadOp: "load", storeOp: "store" }] }), t._mergeEncoder.setReplaceShaderCodeFunction((e => { const t = e.getShaderDescription("fragment"); t.addOutput("vec4<f32>", "outColor"); let n = t.getCode(); n = Uy.substitute(n, "//VTK::RenderEncoder::Impl", ["output.outColor = vec4<f32>(computedColor.rgb, computedColor.a);"]).result, t.setCode(n) })), t._mergeEncoder.setPipelineHash("volpf"), t._mergeEncoder.setPipelineSettings({ primitive: { cullMode: "none" }, fragment: { targets: [{ format: "bgra8unorm", blend: { color: { srcFactor: "src-alpha", dstFactor: "one-minus-src-alpha" }, alpha: { srcfactor: "one", dstFactor: "one-minus-src-alpha" } } }] } }) }, e.setVolumes = n => { if (!t.volumes || t.volumes.length !== n.length) return t.volumes = [...n], void e.modified(); for (let r = 0; r < n.length; r++)if (n[r] !== t.volumes[r]) return t.volumes = [...n], void e.modified() } } const Xb = { colorTextureView: null, depthTextureView: null, volumes: null }; function Yb(e, t) { let n = arguments.length > 2 && void 0 !== arguments[2] ? arguments[2] : {}; Object.assign(t, Xb, n), qv.extend(e, t, n), t._mapper = vT.newInstance(), t._mapper.setFragmentShaderTemplate($b), t._mapper.getShaderReplacements().set("replaceShaderVolumePass", ((e, t, n) => { t.getShaderDescription("fragment").addBuiltinInput("vec4<f32>", "@builtin(position) fragPos") })), t._boundsPoly = gu.newInstance(), t._lastMTimes = [], jt.setGet(e, t, ["colorTextureView", "depthTextureView"]), qb(e, t) } var Zb = { newInstance: jt.newInstance(Yb, "vtkWebGPUVolumePass"), extend: Yb }; function Qb(e, t) { t.classHierarchy.push("vtkForwardPass"), e.traverse = function (n) { let r = arguments.length > 1 && void 0 !== arguments[1] ? arguments[1] : null; if (t.deleted) return; t._currentParent = r, e.setCurrentOperation("buildPass"), n.traverse(e), t.opaquePass || (t.opaquePass = Tb.newInstance()); const o = n.getRenderable().getNumberOfLayers(), a = n.getChildren(); for (let r = 0; r < o; r++)for (let o = 0; o < a.length; o++) { const i = a[o], s = n.getRenderable().getRenderers()[o]; s.getDraw() && s.getLayer() === r && (t.opaqueActorCount = 0, t.translucentActorCount = 0, t.volumes = [], e.setCurrentOperation("queryPass"), i.traverse(e), e.setCurrentOperation("cameraPass"), i.traverse(e), t.opaquePass.traverse(i, n), t.translucentActorCount > 0 && (t.translucentPass || (t.translucentPass = Sb.newInstance()), t.translucentPass.setColorTextureView(t.opaquePass.getColorTextureView()), t.translucentPass.setDepthTextureView(t.opaquePass.getDepthTextureView()), t.translucentPass.traverse(i, n)), t.volumes.length > 0 && (t.volumePass || (t.volumePass = Zb.newInstance()), t.volumePass.setColorTextureView(t.opaquePass.getColorTextureView()), t.volumePass.setDepthTextureView(t.opaquePass.getDepthTextureView()), t.volumePass.setVolumes(t.volumes), t.volumePass.traverse(i, n)), e.finalPass(n, i)) } }, e.finalPass = (n, r) => { t._finalBlitEncoder || e.createFinalBlitEncoder(n), t._finalBlitOutputTextureView.createFromTextureHandle(n.getCurrentTexture(), { depth: 1, format: n.getPresentationFormat() }), t._finalBlitEncoder.attachTextureViews(), t._finalBlitEncoder.begin(n.getCommandEncoder()), r.scissorAndViewport(t._finalBlitEncoder), t._fullScreenQuad.prepareAndDraw(t._finalBlitEncoder), t._finalBlitEncoder.end() }, e.createFinalBlitEncoder = e => { t._finalBlitEncoder = wT.newInstance({ label: "forwardPassBlit" }), t._finalBlitEncoder.setDescription({ colorAttachments: [{ view: null, loadOp: "load", storeOp: "store" }] }), t._finalBlitEncoder.setPipelineHash("fpf"), t._finalBlitEncoder.setPipelineSettings({ primitive: { cullMode: "none" }, fragment: { targets: [{ format: e.getPresentationFormat(), blend: { color: { srcFactor: "src-alpha", dstFactor: "one-minus-src-alpha" }, alpha: { srcfactor: "one", dstFactor: "one-minus-src-alpha" } } }] } }), t._fsqSampler = ib.newInstance({ label: "finalPassSampler" }), t._fsqSampler.create(e.getDevice(), { minFilter: "linear", magFilter: "linear" }), t._fullScreenQuad = xT.newInstance(), t._fullScreenQuad.setDevice(e.getDevice()), t._fullScreenQuad.setPipelineHash("fpfsq"), t._fullScreenQuad.setTextureViews([t.opaquePass.getColorTextureView()]), t._fullScreenQuad.setAdditionalBindables([t._fsqSampler]), t._fullScreenQuad.setFragmentShaderTemplate("\n//VTK::Mapper::Dec\n\n//VTK::TCoord::Dec\n\n//VTK::RenderEncoder::Dec\n\n//VTK::IOStructs::Dec\n\n@fragment\nfn main(\n//VTK::IOStructs::Input\n)\n//VTK::IOStructs::Output\n{\n  var output: fragmentOutput;\n\n  var computedColor: vec4<f32> = clamp(textureSampleLevel(opaquePassColorTexture, finalPassSampler, input.tcoordVS, 0.0),vec4<f32>(0.0),vec4<f32>(1.0));\n\n  //VTK::RenderEncoder::Impl\n  return output;\n}\n"), t._finalBlitOutputTextureView = ub.newInstance(), t._finalBlitEncoder.setColorTextureView(0, t._finalBlitOutputTextureView) }, e.incrementOpaqueActorCount = () => t.opaqueActorCount++, e.incrementTranslucentActorCount = () => t.translucentActorCount++, e.addVolume = e => { t.volumes.push(e) } } const Jb = { opaqueActorCount: 0, translucentActorCount: 0, volumes: null, opaqueRenderEncoder: null, translucentPass: null, volumePass: null }; function ex(e, t) { let n = arguments.length > 2 && void 0 !== arguments[2] ? arguments[2] : {}; Object.assign(t, Jb, n), qv.extend(e, t, n), jt.setGet(e, t, ["opaquePass", "translucentPass", "volumePass"]), Qb(e, t) } var tx = { newInstance: jt.newInstance(ex, "vtkForwardPass"), extend: ex }; const { VtkDataTypes: nx } = Es; function rx(e, t) { function n(e) { if (e.imageData) { e.dataArray = e.imageData.getPointData().getScalars(), e.time = e.dataArray.getMTime(), e.nativeArray = e.dataArray.getData(); const t = e.imageData.getDimensions(); switch (e.width = t[0], e.height = t[1], e.depth = t[2], e.dataArray.getNumberOfComponents()) { case 1: e.format = "r"; break; case 2: e.format = "rg"; break; default: e.format = "rgba" }switch (e.dataArray.getDataType()) { case nx.UNSIGNED_CHAR: e.format += "8unorm"; break; case nx.FLOAT: case nx.UNSIGNED_INT: case nx.INT: case nx.DOUBLE: case nx.UNSIGNED_SHORT: case nx.SHORT: default: e.format += "16float" } } e.image && (e.width = e.image.width, e.height = e.image.height, e.depth = 1, e.format = "rgba8unorm"), e.jsImageData && (e.width = e.jsImageData.width, e.height = e.jsImageData.height, e.depth = 1, e.format = "rgba8unorm", e.flip = !0, e.nativeArray = e.jsImageData.data), e.canvas && (e.width = e.canvas.width, e.height = e.canvas.height, e.depth = 1, e.format = "rgba8unorm", e.flip = !0, e.usage = GPUTextureUsage.TEXTURE_BINDING | GPUTextureUsage.COPY_DST | GPUTextureUsage.RENDER_ATTACHMENT) } function r(e) { const n = mb.newInstance(); return n.create(t.device, { width: e.width, height: e.height, depth: e.depth, format: e.format, usage: e.usage, mipLevel: e.mipLevel }), (e.nativeArray || e.image || e.canvas) && n.writeImageData(e), n } t.classHierarchy.push("vtkWebGPUTextureManager"), e.getTexture = e => e.hash ? t.device.getCachedObject(e.hash, r, e) : r(e), e.getTextureForImageData = e => { const r = { time: e.getMTime() }; return r.imageData = e, n(r), r.hash = r.time + r.format + r.mipLevel, t.device.getTextureManager().getTexture(r) }, e.getTextureForVTKTexture = e => { const r = { time: e.getMTime() }; return e.getInputData() ? r.imageData = e.getInputData() : e.getImage() ? r.image = e.getImage() : e.getJsImageData() ? r.jsImageData = e.getJsImageData() : e.getCanvas() && (r.canvas = e.getCanvas()), n(r), r.mipLevel = e.getMipLevel(), r.hash = r.time + r.format + r.mipLevel, t.device.getTextureManager().getTexture(r) } } const ox = { handle: null, device: null }; function ax(e, t) { let n = arguments.length > 2 && void 0 !== arguments[2] ? arguments[2] : {}; Object.assign(t, ox, n), jt.obj(e, t), jt.setGet(e, t, ["device"]), rx(e, t) } var ix = { newInstance: jt.newInstance(ax), extend: ax }; class sx extends Map { constructor() { super(), this.registry = new FinalizationRegistry((e => { const t = super.get(e); t && t.deref && void 0 === t.deref() && super.delete(e) })) } getValue(e) { const t = super.get(e); if (t) { const n = t.deref(); if (void 0 !== n) return n; super.delete(e) } } setValue(e, t) { let n; return t && "object" == typeof t && (n = new WeakRef(t), this.registry.register(t, e), super.set(e, n)), n } } function lx(e, t) { t.classHierarchy.push("vtkWebGPUDevice"), e.initialize = e => { t.handle = e }, e.createCommandEncoder = () => t.handle.createCommandEncoder(), e.submitCommandEncoder = e => { t.handle.queue.submit([e.finish()]) }, e.getShaderModule = e => t.shaderCache.getShaderModule(e), e.getBindGroupLayout = e => { if (!e.entries) return null; for (let t = 0; t < e.entries.length; t++) { const n = e.entries[t]; n.binding = n.binding || 0, n.visibility = n.visibility || GPUShaderStage.VERTEX | GPUShaderStage.FRAGMENT } const n = JSON.stringify(e); for (let e = 0; e < t.bindGroupLayouts.length; e++)if (t.bindGroupLayouts[e].sval === n) return t.bindGroupLayouts[e].layout; const r = t.handle.createBindGroupLayout(e); return t.bindGroupLayouts.push({ sval: n, layout: r }), r }, e.getBindGroupLayoutDescription = e => { for (let n = 0; n < t.bindGroupLayouts.length; n++)if (t.bindGroupLayouts[n].layout === e) return t.bindGroupLayouts[n].sval; return vtkErrorMacro("layout not found"), console.trace(), null }, e.getPipeline = e => e in t.pipelines ? t.pipelines[e] : null, e.createPipeline = (n, r) => { r.initialize(e, n), t.pipelines[n] = r }, e.onSubmittedWorkDone = () => t.handle.queue.onSubmittedWorkDone(), e.hasCachedObject = e => t.objectCache.getValue(e), e.getCachedObject = function (e, n) { if (!e) return vtkErrorMacro("attempt to cache an object without a hash"), null; const r = t.objectCache.getValue(e); if (r) return r; for (var o = arguments.length, a = new Array(o > 2 ? o - 2 : 0), i = 2; i < o; i++)a[i - 2] = arguments[i]; const s = n(...a); return t.objectCache.setValue(e, s), s } } const cx = { handle: null, pipelines: null, shaderCache: null, bindGroupLayouts: null, bufferManager: null, textureManager: null }; function ux(e, t) { let n = arguments.length > 2 && void 0 !== arguments[2] ? arguments[2] : {}; Object.assign(t, cx, n), yt(e, t), At(e, t, ["handle"]), bt(e, t, ["bufferManager", "shaderCache", "textureManager"]), t.objectCache = new sx, t.shaderCache = Uy.newInstance(), t.shaderCache.setDevice(e), t.bindGroupLayouts = [], t.bufferManager = nb.newInstance(), t.bufferManager.setDevice(e), t.textureManager = ix.newInstance(), t.textureManager.setDevice(e), t.pipelines = {}, lx(e, t) } var dx = { newInstance: Et(ux, "vtkWebGPUDevice"), extend: ux }; function px(e, t) { t.classHierarchy.push("vtkWebGPUHardwareSelectionPass"), e.traverse = (n, r) => { if (t.deleted) return; t._currentParent = null, e.setCurrentOperation("buildPass"), n.traverse(e); const o = n.getDevice(); if (t.selectionRenderEncoder) t.colorTexture.resize(n.getCanvas().width, n.getCanvas().height), t.depthTexture.resizeToMatch(t.colorTexture); else { e.createRenderEncoder(), t.colorTexture = mb.newInstance({ label: "hardwareSelectorColor" }), t.colorTexture.create(o, { width: n.getCanvas().width, height: n.getCanvas().height, format: "rgba32uint", usage: GPUTextureUsage.RENDER_ATTACHMENT | GPUTextureUsage.COPY_SRC }); const r = t.colorTexture.createView("hardwareSelectColorTexture"); t.selectionRenderEncoder.setColorTextureView(0, r), t.depthTexture = mb.newInstance({ label: "hardwareSelectorDepth" }), t.depthTexture.create(o, { width: n.getCanvas().width, height: n.getCanvas().height, format: "depth32float", usage: GPUTextureUsage.RENDER_ATTACHMENT | GPUTextureUsage.COPY_SRC }); const a = t.depthTexture.createView("hardwareSelectDepthTexture"); t.selectionRenderEncoder.setDepthTextureView(a) } t.selectionRenderEncoder.attachTextureViews(), r.setRenderEncoder(t.selectionRenderEncoder), e.setCurrentOperation("cameraPass"), r.traverse(e), e.setCurrentOperation("opaquePass"), r.traverse(e) }, e.createRenderEncoder = () => { t.selectionRenderEncoder = wT.newInstance({ label: "HardwareSelectionPass" }), t.selectionRenderEncoder.setPipelineHash("sel"), t.selectionRenderEncoder.setReplaceShaderCodeFunction((e => { const t = e.getShaderDescription("fragment"); t.addOutput("vec4<u32>", "outColor"); let n = t.getCode(); n = Uy.substitute(n, "//VTK::RenderEncoder::Impl", ["output.outColor = vec4<u32>(mapperUBO.PropID, compositeID, 0u, 0u);"]).result, t.setCode(n) })), t.selectionRenderEncoder.getDescription().colorAttachments[0].clearValue = [0, 0, 0, 0], t.selectionRenderEncoder.setPipelineSettings({ primitive: { cullMode: "none" }, depthStencil: { depthWriteEnabled: !0, depthCompare: "greater", format: "depth32float" }, fragment: { targets: [{ format: "rgba32uint", blend: void 0 }] } }) } } const fx = { selectionRenderEncoder: null, colorTexture: null, depthTexture: null }; function gx(e, t) { let n = arguments.length > 2 && void 0 !== arguments[2] ? arguments[2] : {}; Object.assign(t, fx, n), qv.extend(e, t, n), jt.get(e, t, ["colorTexture", "depthTexture"]), px(e, t) } var mx = { newInstance: jt.newInstance(gx, "vtkWebGPUHardwareSelectionPass"), extend: gx }; const { SelectionContent: hx, SelectionField: vx } = qp, { FieldAssociations: yx } = ol, { vtkErrorMacro: Tx } = jt; function bx(e) { return `${e.propID} ${e.compositeID}` } function xx(e, t, n, r) { const o = 4 * ((n.height - t - 1) * n.colorBufferWidth + e) + r; return n.colorValues[o] } function Cx(e, t, n, r) { const o = n < 0 ? 0 : n; if (0 === o) { if (r[0] = t[0], r[1] = t[1], t[0] < 0 || t[0] >= e.width || t[1] < 0 || t[1] >= e.height) return null; const n = xx(t[0], t[1], e, 0); if (n <= 0) return null; const o = {}; o.propID = n; let a = xx(t[0], t[1], e, 1); if ((a < 0 || a > 16777215) && (a = 0), o.compositeID = a, e.captureZValues) { const n = (e.height - t[1] - 1) * e.zbufferBufferWidth + t[0]; o.zValue = e.depthValues[n], o.zValue = e.webGPURenderer.convertToOpenGLDepth(o.zValue), o.displayPosition = t } return o } const a = [t[0], t[1]], i = [0, 0]; let s = Cx(e, t, 0, r); if (s) return s; for (let t = 1; t < o; ++t) { for (let n = a[1] > t ? a[1] - t : 0; n <= a[1] + t; ++n) { if (i[1] = n, a[0] >= t && (i[0] = a[0] - t, s = Cx(e, i, 0, r), s)) return s; if (i[0] = a[0] + t, s = Cx(e, i, 0, r), s) return s } for (let n = a[0] >= t ? a[0] - (t - 1) : 0; n <= a[0] + (t - 1); ++n) { if (i[0] = n, a[1] >= t && (i[1] = a[1] - t, s = Cx(e, i, 0, r), s)) return s; if (i[1] = a[1] + t, s = Cx(e, i, 0, r), s) return s } } return r[0] = t[0], r[1] = t[1], null } function Sx(e, t) { t.classHierarchy.push("vtkWebGPUHardwareSelector"), e.endSelection = () => { t.WebGPURenderer.setSelector(null) }, e.getSourceDataAsync = async e => { if (!e || !t._WebGPURenderWindow) return Tx("Renderer and view must be set before calling Select."), !1; t._WebGPURenderWindow.getRenderable().preRender(), t._WebGPURenderWindow.getInitialized() || (t._WebGPURenderWindow.initialize(), await new Promise((e => { t._WebGPURenderWindow.onInitialized(e) }))); const n = t._WebGPURenderWindow.getViewNodeFor(e); if (!n) return !1; const r = n.getSuppressClear(); n.setSuppressClear(!0), t._selectionPass.traverse(t._WebGPURenderWindow, n), n.setSuppressClear(r); const o = t._WebGPURenderWindow.getDevice(), a = t._selectionPass.getColorTexture(), i = t._selectionPass.getDepthTexture(), s = { area: [0, 0, a.getWidth() - 1, a.getHeight() - 1], captureZValues: t.captureZValues, fieldAssociation: t.fieldAssociation, renderer: e, webGPURenderer: n, webGPURenderWindow: t._WebGPURenderWindow, width: a.getWidth(), height: a.getHeight() }; s.colorBufferWidth = 16 * Math.floor((s.width + 15) / 16), s.colorBufferSizeInBytes = s.colorBufferWidth * s.height * 4 * 4; const l = ET.newInstance({ label: "hardwareSelectColorBuffer" }); l.setDevice(o), l.create(s.colorBufferSizeInBytes, GPUBufferUsage.MAP_READ | GPUBufferUsage.COPY_DST); const c = t._WebGPURenderWindow.getCommandEncoder(); let u; c.copyTextureToBuffer({ texture: a.getHandle() }, { buffer: l.getHandle(), bytesPerRow: 16 * s.colorBufferWidth, rowsPerImage: s.height }, { width: s.width, height: s.height, depthOrArrayLayers: 1 }), t.captureZValues && (s.zbufferBufferWidth = 64 * Math.floor((s.width + 63) / 64), u = ET.newInstance({ label: "hardwareSelectDepthBuffer" }), u.setDevice(o), s.zbufferSizeInBytes = s.height * s.zbufferBufferWidth * 4, u.create(s.zbufferSizeInBytes, GPUBufferUsage.MAP_READ | GPUBufferUsage.COPY_DST), c.copyTextureToBuffer({ texture: i.getHandle(), aspect: "depth-only" }, { buffer: u.getHandle(), bytesPerRow: 4 * s.zbufferBufferWidth, rowsPerImage: s.height }, { width: s.width, height: s.height, depthOrArrayLayers: 1 })), o.submitCommandEncoder(c); const d = l.mapAsync(GPUMapMode.READ); if (t.captureZValues) { const e = u.mapAsync(GPUMapMode.READ); await Promise.all([d, e]), s.depthValues = new Float32Array(u.getMappedRange().slice()), u.unmap() } else await d; return s.colorValues = new Uint32Array(l.getMappedRange().slice()), l.unmap(), s.generateSelection = (e, t, n, r) => function (e, t, n, r, o) { const a = Math.floor(t), i = Math.floor(n), s = Math.floor(r), l = Math.floor(o), c = new Map, u = [0, 0]; for (let t = i; t <= l; t++)for (let n = a; n <= s; n++) { const r = Cx(e, [n, t], 0, u); if (r) { const t = bx(r); if (c.has(t)) { const n = c.get(t); n.pixelCount++, e.captureZValues && r.zValue < n.info.zValue && (n.info = r), -1 === n.attributeIDs.indexOf(r.attributeID) && n.attributeIDs.push(r.attributeID) } else c.set(t, { info: r, pixelCount: 1, attributeIDs: [r.attributeID] }) } } return function (e, t, n) { const r = []; let o = 0; return t.forEach(((t, a) => { const i = qp.newInstance(); switch (i.setContentType(hx.INDICES), e) { case yx.FIELD_ASSOCIATION_CELLS: i.setFieldType(vx.CELL); break; case yx.FIELD_ASSOCIATION_POINTS: i.setFieldType(vx.POINT); break; default: Tx("Unknown field association") }i.getProperties().propID = t.info.propID; const s = n.webGPURenderer.getPropFromID(t.info.propID); i.getProperties().prop = s.getRenderable(), i.getProperties().compositeID = t.info.compositeID, i.getProperties().pixelCount = t.pixelCount, n.captureZValues && (i.getProperties().displayPosition = [t.info.displayPosition[0], t.info.displayPosition[1], t.info.zValue], i.getProperties().worldPosition = n.webGPURenderWindow.displayToWorld(t.info.displayPosition[0], t.info.displayPosition[1], t.info.zValue, n.renderer)), i.setSelectionList(t.attributeIDs), r[o] = i, o++ })), r }(e.fieldAssociation, c, e) }(s, e, t, n, r), s } } const Ax = {}; function Ix(e, t) { let n = arguments.length > 2 && void 0 !== arguments[2] ? arguments[2] : {}; Object.assign(t, Ax, n), Gp.extend(e, t, n), t._selectionPass = mx.newInstance(), jt.setGet(e, t, ["_WebGPURenderWindow"]), jt.moveToProtected(e, t, ["WebGPURenderWindow"]), Sx(e, t) } var wx = { newInstance: jt.newInstance(Ix, "vtkWebGPUHardwareSelector"), extend: Ix }; const Px = Object.create(null); function Ox(e, t) { t.classHierarchy.push("vtkWebGPUViewNodeFactory") } const Rx = {}; function Mx(e, t) { let n = arguments.length > 2 && void 0 !== arguments[2] ? arguments[2] : {}; Object.assign(t, Rx, n), t.overrides = Px, tn.extend(e, t, n), Ox(0, t) } var Dx = { newInstance: jt.newInstance(Mx, "vtkWebGPUViewNodeFactory"), extend: Mx }; const { vtkErrorMacro: Ex } = jt, Vx = { position: "absolute", top: 0, left: 0, width: "100%", height: "100%" }; function Lx(e, t) { t.classHierarchy.push("vtkWebGPURenderWindow"), e.getViewNodeFactory = () => t.myFactory; const n = [0, 0]; e.onModified((function () { t.renderable && (t.size[0] === n[0] && t.size[1] === n[1] || (n[0] = t.size[0], n[1] = t.size[1], t.canvas.setAttribute("width", t.size[0]), t.canvas.setAttribute("height", t.size[1]), e.recreateSwapChain())), t.viewStream && t.viewStream.setSize(t.size[0], t.size[1]), t.canvas.style.display = t.useOffScreen ? "none" : "block", t.el && (t.el.style.cursor = t.cursorVisibility ? t.cursor : "none"), t.containerSize = null })), e.recreateSwapChain = () => { t.context && (t.context.unconfigure(), t.presentationFormat = navigator.gpu.getPreferredCanvasFormat(t.adapter), t.context.configure({ device: t.device.getHandle(), format: t.presentationFormat, alphaMode: "premultiplied", usage: GPUTextureUsage.RENDER_ATTACHMENT | GPUTextureUsage.COPY_DST, width: t.size[0], height: t.size[1] }), t._configured = !0) }, e.getCurrentTexture = () => t.context.getCurrentTexture(), e.buildPass = n => { if (n) { if (!t.renderable) return; e.prepareNodes(), e.addMissingNodes(t.renderable.getRenderersByReference()), e.removeUnusedNodes(), e.initialize() } else t.initialized && (t._configured || e.recreateSwapChain(), t.commandEncoder = t.device.createCommandEncoder()) }, e.initialize = () => { if (!t.initializing) { if (t.initializing = !0, !navigator.gpu) return void Ex("WebGPU is not enabled."); e.create3DContextAsync().then((() => { t.initialized = !0, t.deleted || e.invokeInitialized() })) } }, e.setContainer = n => { t.el && t.el !== n && (t.canvas.parentNode !== t.el && Ex("Error: canvas parent node does not match container"), t.el.removeChild(t.canvas), t.el.contains(t.bgImage) && t.el.removeChild(t.bgImage)), t.el !== n && (t.el = n, t.el && (t.el.appendChild(t.canvas), t.useBackgroundImage && t.el.appendChild(t.bgImage)), e.modified()) }, e.getContainer = () => t.el, e.getContainerSize = () => { if (!t.containerSize && t.el) { const { width: e, height: n } = t.el.getBoundingClientRect(); t.containerSize = [e, n] } return t.containerSize || t.size }, e.getFramebufferSize = () => t.size, e.create3DContextAsync = async () => { t.adapter = await navigator.gpu.requestAdapter({ powerPreference: "high-performance" }), t.deleted || (t.device = dx.newInstance(), t.device.initialize(await t.adapter.requestDevice()), t.deleted ? t.device = null : t.context = t.canvas.getContext("webgpu")) }, e.releaseGraphicsResources = () => { const n = qv.newInstance(); n.setCurrentOperation("Release"), n.traverse(e, null), t.adapter = null, t.device = null, t.context = null, t.initialized = !1, t.initializing = !1 }, e.setBackgroundImage = e => { t.bgImage.src = e.src }, e.setUseBackgroundImage = e => { t.useBackgroundImage = e, t.useBackgroundImage && !t.el.contains(t.bgImage) ? t.el.appendChild(t.bgImage) : !t.useBackgroundImage && t.el.contains(t.bgImage) && t.el.removeChild(t.bgImage) }, e.captureNextImage = function () { let n = arguments.length > 0 && void 0 !== arguments[0] ? arguments[0] : "image/png", { resetCamera: r = !1, size: o = null, scale: a = 1 } = arguments.length > 1 && void 0 !== arguments[1] ? arguments[1] : {}; if (t.deleted) return null; t.imageFormat = n; const i = t.notifyStartCaptureImage; return t.notifyStartCaptureImage = !0, t._screenshot = { size: o || 1 !== a ? o || t.size.map((e => e * a)) : null }, new Promise(((n, o) => { const a = e.onImageReady((o => { if (null === t._screenshot.size) t.notifyStartCaptureImage = i, a.unsubscribe(), t._screenshot.placeHolder && (t.size = t._screenshot.originalSize, e.modified(), t._screenshot.cameras && t._screenshot.cameras.forEach((e => { let { restoreParamsFn: t, arg: n } = e; return t(n) })), e.traverseAllPasses(), t.el.removeChild(t._screenshot.placeHolder), t._screenshot.placeHolder.remove(), t._screenshot = null), n(o); else { const n = document.createElement("img"); if (n.style = Vx, n.src = o, t._screenshot.placeHolder = t.el.appendChild(n), t.canvas.style.display = "none", t._screenshot.originalSize = t.size, t.size = t._screenshot.size, t._screenshot.size = null, e.modified(), r) { const e = !0 !== r; t._screenshot.cameras = t.renderable.getRenderers().map((t => { const n = t.getActiveCamera(), o = n.get("focalPoint", "position", "parallelScale"); return { resetCameraArgs: e ? { renderer: t } : void 0, resetCameraFn: e ? r : t.resetCamera, restoreParamsFn: n.set, arg: JSON.parse(JSON.stringify(o)) } })), t._screenshot.cameras.forEach((e => { let { resetCameraFn: t, resetCameraArgs: n } = e; return t(n) })) } e.traverseAllPasses() } })) })) }, e.traverseAllPasses = () => { if (!t.deleted) if (t.initialized) { if (t.renderPasses) for (let n = 0; n < t.renderPasses.length; ++n)t.renderPasses[n].traverse(e, null); t.commandEncoder && (t.device.submitCommandEncoder(t.commandEncoder), t.commandEncoder = null, t.notifyStartCaptureImage && t.device.onSubmittedWorkDone().then((() => { !async function () { let n = arguments.length > 0 && void 0 !== arguments[0] ? arguments[0] : t.imageFormat; const r = document.createElement("canvas"), o = r.getContext("2d"); r.width = t.canvas.width, r.height = t.canvas.height; const a = await e.getPixelsAsync(), i = new ImageData(a.colorValues, a.width, a.height); o.putImageData(i, 0, 0); const s = t.canvas.getBoundingClientRect(), l = t.renderable; l.getRenderers().forEach((e => { e.getViewProps().forEach((e => { if (e.getContainer) { const t = e.getContainer().getElementsByTagName("canvas"); for (let e = 0; e < t.length; e++) { const n = t[e], r = n.getBoundingClientRect(), a = r.x - s.x, i = r.y - s.y; o.drawImage(n, a, i) } } })) })); const c = r.toDataURL(n); r.remove(), e.invokeImageReady(c) }() }))) } else { e.initialize(); const t = e.onInitialized((() => { t.unsubscribe(), e.traverseAllPasses() })) } }, e.setViewStream = n => t.viewStream !== n && (t.subscription && (t.subscription.unsubscribe(), t.subscription = null), t.viewStream = n, t.viewStream && (t.renderable.getRenderers()[0].getBackgroundByReference()[3] = 0, e.setUseBackgroundImage(!0), t.subscription = t.viewStream.onImageReady((t => e.setBackgroundImage(t.image))), t.viewStream.setSize(t.size[0], t.size[1]), t.viewStream.invalidateCache(), t.viewStream.render(), e.modified()), !0), e.getUniquePropID = () => t.nextPropID++, e.getPropFromID = e => { for (let n = 0; n < t.children.length; n++) { const r = t.children[n].getPropFromID(e); if (null !== r) return r } return null }, e.getPixelsAsync = async () => { const e = t.device, n = t.renderPasses[0].getOpaquePass().getColorTexture(), r = { width: n.getWidth(), height: n.getHeight() }; r.colorBufferWidth = 32 * Math.floor((r.width + 31) / 32), r.colorBufferSizeInBytes = r.colorBufferWidth * r.height * 8; const o = ET.newInstance(); o.setDevice(e), o.create(r.colorBufferSizeInBytes, GPUBufferUsage.MAP_READ | GPUBufferUsage.COPY_DST); const a = t.device.createCommandEncoder(); a.copyTextureToBuffer({ texture: n.getHandle() }, { buffer: o.getHandle(), bytesPerRow: 8 * r.colorBufferWidth, rowsPerImage: r.height }, { width: r.width, height: r.height, depthOrArrayLayers: 1 }), e.submitCommandEncoder(a); const i = o.mapAsync(GPUMapMode.READ); await i, r.colorValues = new Uint16Array(o.getMappedRange().slice()), o.unmap(); const s = new Uint8ClampedArray(r.height * r.width * 4); for (let e = 0; e < r.height; e++)for (let t = 0; t < r.width; t++) { const n = 4 * (e * r.width + t), o = 4 * (e * r.colorBufferWidth + t); s[n] = 255 * Ad.fromHalf(r.colorValues[o]), s[n + 1] = 255 * Ad.fromHalf(r.colorValues[o + 1]), s[n + 2] = 255 * Ad.fromHalf(r.colorValues[o + 2]), s[n + 3] = 255 * Ad.fromHalf(r.colorValues[o + 3]) } return r.colorValues = s, r }, e.createSelector = () => { const t = wx.newInstance(); return t.setWebGPURenderWindow(e), t }; const r = e.setSize; e.setSize = (t, n) => { const o = r(t, n); return o && e.invokeWindowResizeEvent({ width: t, height: n }), o }, e.delete = jt.chain(e.delete, e.setViewStream) } const Bx = { initialized: !1, context: null, adapter: null, device: null, canvas: null, cursorVisibility: !0, cursor: "pointer", containerSize: null, renderPasses: [], notifyStartCaptureImage: !1, imageFormat: "image/png", useOffScreen: !1, useBackgroundImage: !1, nextPropID: 1, xrSupported: !1, presentationFormat: null }; const Nx = jt.newInstance((function (e, t) { let n = arguments.length > 2 && void 0 !== arguments[2] ? arguments[2] : {}; Object.assign(t, Bx, n), t.canvas = document.createElement("canvas"), t.canvas.style.width = "100%", t.bgImage = new Image, t.bgImage.style.position = "absolute", t.bgImage.style.left = "0", t.bgImage.style.top = "0", t.bgImage.style.width = "100%", t.bgImage.style.height = "100%", t.bgImage.style.zIndex = "-1", xy.extend(e, t, n), t.myFactory = Dx.newInstance(), t.myFactory.registerOverride("vtkRenderWindow", Nx), t.renderPasses[0] = tx.newInstance(), t.selector || (t.selector = wx.newInstance(), t.selector.setWebGPURenderWindow(e)), jt.event(e, t, "imageReady"), jt.event(e, t, "initialized"), jt.get(e, t, ["commandEncoder", "device", "presentationFormat", "useBackgroundImage", "xrSupported"]), jt.setGet(e, t, ["initialized", "context", "canvas", "device", "renderPasses", "notifyStartCaptureImage", "cursor", "useOffScreen"]), jt.setGetArray(e, t, ["size"], 2), jt.event(e, t, "windowResizeEvent"), Lx(e, t) }), "vtkWebGPURenderWindow"); ev("WebGPU", Nx); const _x = Hv(), Fx = { margin: "0", padding: "0", position: "absolute", top: "0", left: "0", width: "100%", height: "100%", overflow: "hidden" }, kx = { position: "absolute", left: "25px", top: "25px", backgroundColor: "white", borderRadius: "5px", listStyle: "none", padding: "5px 10px", margin: "0", display: "block", border: "solid 1px black", maxWidth: "calc(100% - 70px)", maxHeight: "calc(100% - 60px)", overflow: "auto" }; function Gx(e, t) { Object.keys(t).forEach((n => { e.style[n] = t[n] })) } function Ux(e, t) { t.classHierarchy.push("vtkFullScreenRenderWindow"); const n = document.querySelector("body"); t.rootContainer || (t.rootContainer = n), t.container || (t.container = document.createElement("div"), Gx(t.container, t.containerStyle || Fx), t.rootContainer.appendChild(t.container)), t.rootContainer === n && (document.documentElement.style.height = "100%", n.style.height = "100%", n.style.padding = "0", n.style.margin = "0"), t.renderWindow = av.newInstance(), t.renderer = Qh.newInstance(), t.renderWindow.addRenderer(t.renderer), t.apiSpecificRenderWindow = t.renderWindow.newAPISpecificView(_x.viewAPI ?? t.defaultViewAPI), t.apiSpecificRenderWindow.setContainer(t.container), t.renderWindow.addView(t.apiSpecificRenderWindow), t.interactor = Sv.newInstance(), t.interactor.setInteractorStyle(Uv.newInstance()), t.interactor.setView(t.apiSpecificRenderWindow), t.interactor.initialize(), t.interactor.bindEvents(t.container), e.setBackground = t.renderer.setBackground, e.removeController = () => { const e = t.controlContainer; e && e.parentNode.removeChild(e) }, e.setControllerVisibility = e => { t.controllerVisibility = e, t.controlContainer && (t.controlContainer.style.display = e ? "block" : "none") }, e.toggleControllerVisibility = () => { e.setControllerVisibility(!t.controllerVisibility) }, e.addController = n => { t.controlContainer = document.createElement("div"), Gx(t.controlContainer, t.controlPanelStyle || kx), t.rootContainer.appendChild(t.controlContainer), t.controlContainer.innerHTML = n, e.setControllerVisibility(t.controllerVisibility), t.rootContainer.addEventListener("keypress", (t => { "c" === String.fromCharCode(t.charCode) && e.toggleControllerVisibility() })) }, e.setBackground(...t.background), e.addRepresentation = e => { e.getActors().forEach((e => { t.renderer.addActor(e) })) }, e.removeRepresentation = e => { e.getActors().forEach((e => t.renderer.removeActor(e))) }, e.delete = jt.chain(e.setContainer, t.apiSpecificRenderWindow.delete, e.delete), e.resize = () => { const e = t.container.getBoundingClientRect(), n = window.devicePixelRatio || 1; t.apiSpecificRenderWindow.setSize(Math.floor(e.width * n), Math.floor(e.height * n)), t.resizeCallback && t.resizeCallback(e), t.renderWindow.render() }, e.setResizeCallback = n => { t.resizeCallback = n, e.resize() }, t.listenWindowResize && window.addEventListener("resize", e.resize), e.resize() } const zx = { background: [.32, .34, .43], containerStyle: null, controlPanelStyle: null, listenWindowResize: !0, resizeCallback: null, controllerVisibility: !0 }; function Wx(e, t) { let n = arguments.length > 2 && void 0 !== arguments[2] ? arguments[2] : {}; Object.assign(t, zx, n), jt.obj(e, t), jt.get(e, t, ["renderWindow", "renderer", "apiSpecificRenderWindow", "interactor", "rootContainer", "container", "controlContainer"]), Ux(e, t) } var Hx = { newInstance: jt.newInstance(Wx), extend: Wx }, jx = { ColorSpace: { RGB: 0, HSV: 1, LAB: 2, DIVERGING: 3 }, Scale: { LINEAR: 0, LOG10: 1 } }; const { ColorSpace: Kx, Scale: $x } = jx, { ScalarMappingTarget: qx } = Pl, { vtkDebugMacro: Xx, vtkErrorMacro: Yx, vtkWarningMacro: Zx } = jt; function Qx(e, t) { const n = e[0], r = e[1], o = e[2], a = Math.sqrt(n * n + r * r + o * o), i = a > .001 ? Math.acos(n / a) : 0, s = i > .001 ? Math.atan2(o, r) : 0; t[0] = a, t[1] = i, t[2] = s } function Jx(e, t) { if (e[0] >= t - .1) return e[2]; const n = e[1] * Math.sqrt(t * t - e[0] * e[0]) / (e[0] * Math.sin(e[1])); return e[2] > -.3 * Math.PI ? e[2] + n : e[2] - n } function eC(e, t, n, r) { const o = [], a = []; wa(t, o), wa(n, a); const i = [], s = []; Qx(o, i), Qx(a, s); let l = e; if (i[1] > .05 && s[1] > .05 && function (e, t) { let n = e - t; for (n < 0 && (n = -n); n >= 2 * Math.PI;)n -= 2 * Math.PI; return n > Math.PI && (n = 2 * Math.PI - n), n }(i[2], s[2]) > .33 * Math.PI) { let t = Math.max(i[0], s[0]); t = Math.max(88, t), e < .5 ? (s[0] = t, s[1] = 0, s[2] = 0, l *= 2) : (i[0] = t, i[1] = 0, i[2] = 0, l = 2 * l - 1) } i[1] < .05 && s[1] > .05 ? i[2] = Jx(s, i[0]) : s[1] < .05 && i[1] > .05 && (s[2] = Jx(i, s[0])); const c = []; c[0] = (1 - l) * i[0] + l * s[0], c[1] = (1 - l) * i[1] + l * s[1], c[2] = (1 - l) * i[2] + l * s[2]; const u = []; !function (e, t) { const n = e[0], r = e[1], o = e[2]; t[0] = n * Math.cos(r), t[1] = n * Math.sin(r) * Math.cos(o), t[2] = n * Math.sin(r) * Math.sin(o) }(c, u), Pa(u, r) } function tC(e, t) { t.classHierarchy.push("vtkColorTransferFunction"), e.getSize = () => t.nodes.length, e.addRGBPoint = (t, n, r, o) => e.addRGBPointLong(t, n, r, o, .5, 0), e.addRGBPointLong = function (n, r, o, a) { let i = arguments.length > 4 && void 0 !== arguments[4] ? arguments[4] : .5, s = arguments.length > 5 && void 0 !== arguments[5] ? arguments[5] : 0; if (i < 0 || i > 1) return Yx("Midpoint outside range [0.0, 1.0]"), -1; if (s < 0 || s > 1) return Yx("Sharpness outside range [0.0, 1.0]"), -1; t.allowDuplicateScalars || e.removePoint(n); const l = { x: n, r: r, g: o, b: a, midpoint: i, sharpness: s }; t.nodes.push(l), e.sortAndUpdateRange(); let c = 0; for (; c < t.nodes.length && t.nodes[c].x !== n; c++); return c < t.nodes.length ? c : -1 }, e.addHSVPoint = (t, n, r, o) => e.addHSVPointLong(t, n, r, o, .5, 0), e.addHSVPointLong = function (t, n, r, o) { let a = arguments.length > 4 && void 0 !== arguments[4] ? arguments[4] : .5, i = arguments.length > 5 && void 0 !== arguments[5] ? arguments[5] : 0; const s = [], l = [n, r, o]; return xa(l, s), e.addRGBPoint(t, s[0], s[1], s[2], a, i) }, e.setNodes = n => { if (t.nodes !== n) { const r = JSON.stringify(t.nodes); t.nodes = n; const o = JSON.stringify(t.nodes); if (e.sortAndUpdateRange() || r !== o) return e.modified(), !0 } return !1 }, e.sortAndUpdateRange = () => { const n = JSON.stringify(t.nodes); t.nodes.sort(((e, t) => e.x - t.x)); const r = JSON.stringify(t.nodes), o = e.updateRange(); return o || n === r ? o : (e.modified(), !0) }, e.updateRange = () => { const n = [2]; n[0] = t.mappingRange[0], n[1] = t.mappingRange[1]; const r = t.nodes.length; return r ? (t.mappingRange[0] = t.nodes[0].x, t.mappingRange[1] = t.nodes[r - 1].x) : (t.mappingRange[0] = 0, t.mappingRange[1] = 0), (n[0] !== t.mappingRange[0] || n[1] !== t.mappingRange[1]) && (e.modified(), !0) }, e.removePoint = n => { let r = 0; for (; r < t.nodes.length && t.nodes[r].x !== n; r++); const o = r; if (r >= t.nodes.length) return -1; let a = !1; return t.nodes.splice(r, 1), 0 !== r && r !== t.nodes.length || (a = e.updateRange()), a || e.modified(), o }, e.movePoint = (n, r) => { if (n !== r) { e.removePoint(r); for (let o = 0; o < t.nodes.length; o++)if (t.nodes[o].x === n) { t.nodes[o].x = r, e.sortAndUpdateRange(); break } } }, e.removeAllPoints = () => { t.nodes = [], e.sortAndUpdateRange() }, e.addRGBSegment = (n, r, o, a, i, s, l, c) => { e.sortAndUpdateRange(); for (let e = 0; e < t.nodes.length;)t.nodes[e].x >= n && t.nodes[e].x <= i ? t.nodes.splice(e, 1) : e++; e.addRGBPointLong(n, r, o, a, .5, 0), e.addRGBPointLong(i, s, l, c, .5, 0), e.modified() }, e.addHSVSegment = (t, n, r, o, a, i, s, l) => { const c = [i, s, l], u = [], d = []; xa([n, r, o], u), xa(c, d), e.addRGBSegment(t, u[0], u[1], u[2], a, d[0], d[1], d[2]) }, e.mapValue = t => { const n = []; return e.getColor(t, n), [Math.floor(255 * n[0] + .5), Math.floor(255 * n[1] + .5), Math.floor(255 * n[2] + .5), 255] }, e.getColor = (n, r) => { if (t.indexedLookup) { const t = e.getSize(), o = e.getAnnotatedValueIndexInternal(n); if (o < 0 || 0 === t) { const t = e.getNanColorByReference(); r[0] = t[0], r[1] = t[1], r[2] = t[2] } else { const n = []; e.getNodeValue(o % t, n), r[0] = n[1], r[1] = n[2], r[2] = n[3] } } else e.getTable(n, n, 1, r) }, e.getRedValue = t => { const n = []; return e.getColor(t, n), n[0] }, e.getGreenValue = t => { const n = []; return e.getColor(t, n), n[1] }, e.getBlueValue = t => { const n = []; return e.getColor(t, n), n[2] }, e.getTable = (n, r, o, a) => { const i = Number(n), s = Number(r); if (_a(i) || _a(s)) { for (let e = 0; e < o; e++)a[3 * e + 0] = t.nanColor[0], a[3 * e + 1] = t.nanColor[1], a[3 * e + 2] = t.nanColor[2]; return } let l = 0; const c = t.nodes.length; let u = 0, d = 0, p = 0; 0 !== c && (u = t.nodes[c - 1].r, d = t.nodes[c - 1].g, p = t.nodes[c - 1].b); let f = 0, g = 0, m = 0; const h = [0, 0, 0], v = [0, 0, 0]; let y = 0, T = 0; const b = []; let x = t.scale === $x.LOG10; x && (x = t.mappingRange[0] > 0); let C = 0, S = 0, A = 0; x && (C = Math.log10(i), S = Math.log10(s)); for (let n = 0; n < o; n++) { const r = 3 * n; if (o > 1 ? x ? (A = C + n / (o - 1) * (S - C), f = 10 ** A) : f = i + n / (o - 1) * (s - i) : x ? (A = .5 * (C + S), f = 10 ** A) : f = .5 * (i + s), t.discretize) { const e = t.mappingRange; if (f >= e[0] && f <= e[1]) { const n = t.numberOfValues, r = e[1] - e[0]; if (n <= 1) f = e[0] + r / 2; else { const t = (f - e[0]) / r, o = Do(n * t); f = e[0] + o / (n - 1) * r } } } for (; l < c && f > t.nodes[l].x;)l++, l < c && (g = t.nodes[l - 1].x, m = t.nodes[l].x, x && (g = Math.log10(g), m = Math.log10(m)), h[0] = t.nodes[l - 1].r, v[0] = t.nodes[l].r, h[1] = t.nodes[l - 1].g, v[1] = t.nodes[l].g, h[2] = t.nodes[l - 1].b, v[2] = t.nodes[l].b, y = t.nodes[l - 1].midpoint, T = t.nodes[l - 1].sharpness, y < 1e-5 && (y = 1e-5), y > .99999 && (y = .99999)); if (f > t.mappingRange[1]) a[r] = 0, a[r + 1] = 0, a[r + 2] = 0, t.clamping && (e.getUseAboveRangeColor() ? (a[r] = t.aboveRangeColor[0], a[r + 1] = t.aboveRangeColor[1], a[r + 2] = t.aboveRangeColor[2]) : (a[r] = u, a[r + 1] = d, a[r + 2] = p)); else if (f < t.mappingRange[0] || La(f) && f < 0) a[r] = 0, a[r + 1] = 0, a[r + 2] = 0, t.clamping && (e.getUseBelowRangeColor() ? (a[r] = t.belowRangeColor[0], a[r + 1] = t.belowRangeColor[1], a[r + 2] = t.belowRangeColor[2]) : c > 0 && (a[r] = t.nodes[0].r, a[r + 1] = t.nodes[0].g, a[r + 2] = t.nodes[0].b)); else if (0 === l && (Math.abs(f - i) < 1e-6 || t.discretize)) c > 0 ? (a[r] = t.nodes[0].r, a[r + 1] = t.nodes[0].g, a[r + 2] = t.nodes[0].b) : (a[r] = 0, a[r + 1] = 0, a[r + 2] = 0); else { let e = 0; if (e = x ? (A - g) / (m - g) : (f - g) / (m - g), e = e < y ? .5 * e / y : .5 + .5 * (e - y) / (1 - y), T > .99) { if (e < .5) { a[r] = h[0], a[r + 1] = h[1], a[r + 2] = h[2]; continue } a[r] = v[0], a[r + 1] = v[1], a[r + 2] = v[2]; continue } if (T < .01) { if (t.colorSpace === Kx.RGB) a[r] = (1 - e) * h[0] + e * v[0], a[r + 1] = (1 - e) * h[1] + e * v[1], a[r + 2] = (1 - e) * h[2] + e * v[2]; else if (t.colorSpace === Kx.HSV) { const n = [], o = []; ba(h, n), ba(v, o), t.hSVWrap && (n[0] - o[0] > .5 || o[0] - n[0] > .5) && (n[0] > o[0] ? n[0] -= 1 : o[0] -= 1); const i = []; i[0] = (1 - e) * n[0] + e * o[0], i[0] < 0 && (i[0] += 1), i[1] = (1 - e) * n[1] + e * o[1], i[2] = (1 - e) * n[2] + e * o[2], xa(i, b), a[r] = b[0], a[r + 1] = b[1], a[r + 2] = b[2] } else if (t.colorSpace === Kx.LAB) { const t = [], n = []; wa(h, t), wa(v, n); const o = []; o[0] = (1 - e) * t[0] + e * n[0], o[1] = (1 - e) * t[1] + e * n[1], o[2] = (1 - e) * t[2] + e * n[2], Pa(o, b), a[r] = b[0], a[r + 1] = b[1], a[r + 2] = b[2] } else t.colorSpace === Kx.DIVERGING ? (eC(e, h, v, b), a[r] = b[0], a[r + 1] = b[1], a[r + 2] = b[2]) : Yx("ColorSpace set to invalid value.", t.colorSpace); continue } e < .5 ? e = .5 * (2 * e) ** (1 + 10 * T) : e > .5 && (e = 1 - .5 * (2 * (1 - e)) ** (1 + 10 * T)); const n = e * e, o = n * e, i = 2 * o - 3 * n + 1, s = -2 * o + 3 * n, l = o - 2 * n + e, c = o - n; let u, d; if (t.colorSpace === Kx.RGB) for (let e = 0; e < 3; e++)u = v[e] - h[e], d = (1 - T) * u, a[r + e] = i * h[e] + s * v[e] + l * d + c * d; else if (t.colorSpace === Kx.HSV) { const e = [], n = []; ba(h, e), ba(v, n), t.hSVWrap && (e[0] - n[0] > .5 || n[0] - e[0] > .5) && (e[0] > n[0] ? e[0] -= 1 : n[0] -= 1); const o = []; for (let t = 0; t < 3; t++)u = n[t] - e[t], d = (1 - T) * u, o[t] = i * e[t] + s * n[t] + l * d + c * d, 0 === t && o[t] < 0 && (o[t] += 1); xa(o, b), a[r] = b[0], a[r + 1] = b[1], a[r + 2] = b[2] } else if (t.colorSpace === Kx.LAB) { const e = [], t = []; wa(h, e), wa(v, t); const n = []; for (let r = 0; r < 3; r++)u = t[r] - e[r], d = (1 - T) * u, n[r] = i * e[r] + s * t[r] + l * d + c * d; Pa(n, b), a[r] = b[0], a[r + 1] = b[1], a[r + 2] = b[2] } else t.colorSpace === Kx.DIVERGING ? (eC(e, h, v, b), a[r] = b[0], a[r + 1] = b[1], a[r + 2] = b[2]) : Yx("ColorSpace set to invalid value."); for (let e = 0; e < 3; e++)a[r + e] = a[r + e] < 0 ? 0 : a[r + e], a[r + e] = a[r + e] > 1 ? 1 : a[r + e] } } }, e.getUint8Table = function (n, r, o) { let a = arguments.length > 3 && void 0 !== arguments[3] && arguments[3]; if (e.getMTime() <= t.buildTime && t.tableSize === o && t.tableWithAlpha !== a) return t.table; if (0 === t.nodes.length) return Yx("Attempting to lookup a value with no points in the function"), t.table; const i = a ? 4 : 3; t.tableSize === o && t.tableWithAlpha === a || (t.table = new Uint8Array(o * i), t.tableSize = o, t.tableWithAlpha = a); const s = []; e.getTable(n, r, o, s); for (let e = 0; e < o; e++)t.table[e * i + 0] = Math.floor(255 * s[3 * e + 0] + .5), t.table[e * i + 1] = Math.floor(255 * s[3 * e + 1] + .5), t.table[e * i + 2] = Math.floor(255 * s[3 * e + 2] + .5), a && (t.table[e * i + 3] = 255); return t.buildTime.modified(), t.table }, e.buildFunctionFromArray = n => { e.removeAllPoints(); const r = n.getNumberOfComponents(); for (let e = 0; e < n.getNumberOfTuples(); e++)switch (r) { case 3: t.nodes.push({ x: e, r: n.getComponent(e, 0), g: n.getComponent(e, 1), b: n.getComponent(e, 2), midpoint: .5, sharpness: 0 }); break; case 4: t.nodes.push({ x: n.getComponent(e, 0), r: n.getComponent(e, 1), g: n.getComponent(e, 2), b: n.getComponent(e, 3), midpoint: .5, sharpness: 0 }); break; case 5: t.nodes.push({ x: e, r: n.getComponent(e, 0), g: n.getComponent(e, 1), b: n.getComponent(e, 2), midpoint: n.getComponent(e, 4), sharpness: n.getComponent(e, 5) }); break; case 6: t.nodes.push({ x: n.getComponent(e, 0), r: n.getComponent(e, 1), g: n.getComponent(e, 2), b: n.getComponent(e, 3), midpoint: n.getComponent(e, 4), sharpness: n.getComponent(e, 5) }) }e.sortAndUpdateRange() }, e.buildFunctionFromTable = (n, r, o, a) => { let i = 0; e.removeAllPoints(), o > 1 && (i = (r - n) / (o - 1)); for (let e = 0; e < o; e++) { const r = { x: n + i * e, r: a[3 * e], g: a[3 * e + 1], b: a[3 * e + 2], sharpness: 0, midpoint: .5 }; t.nodes.push(r) } e.sortAndUpdateRange() }, e.getNodeValue = (e, n) => e < 0 || e >= t.nodes.length ? (Yx("Index out of range!"), -1) : (n[0] = t.nodes[e].x, n[1] = t.nodes[e].r, n[2] = t.nodes[e].g, n[3] = t.nodes[e].b, n[4] = t.nodes[e].midpoint, n[5] = t.nodes[e].sharpness, 1), e.setNodeValue = (n, r) => { if (n < 0 || n >= t.nodes.length) return Yx("Index out of range!"), -1; const o = t.nodes[n].x; return t.nodes[n].x = r[0], t.nodes[n].r = r[1], t.nodes[n].g = r[2], t.nodes[n].b = r[3], t.nodes[n].midpoint = r[4], t.nodes[n].sharpness = r[5], o !== r[0] ? e.sortAndUpdateRange() : e.modified(), 1 }, e.getNumberOfAvailableColors = () => t.indexedLookup && e.getSize() ? e.getSize() : t.tableSize ? t.tableSize : 16777216, e.getIndexedColor = (t, n) => { const r = e.getSize(); if (r > 0 && t >= 0) { const o = []; e.getNodeValue(t % r, o); for (let e = 0; e < 3; ++e)n[e] = o[e + 1]; return void (n[3] = 1) } const o = e.getNanColorByReference(); n[0] = o[0], n[1] = o[1], n[2] = o[2], n[3] = 1 }, e.fillFromDataPointer = (t, n) => { if (!(t <= 0) && n) { e.removeAllPoints(); for (let r = 0; r < t; r++)e.addRGBPoint(n[4 * r], n[4 * r + 1], n[4 * r + 2], n[4 * r + 3]) } }, e.setMappingRange = (n, r) => { const o = [n, r], a = e.getRange(); if (a[1] === o[1] && a[0] === o[0]) return; if (o[1] === o[0]) return void Yx("attempt to set zero width color range"); const i = (o[1] - o[0]) / (a[1] - a[0]), s = o[0] - a[0] * i; for (let e = 0; e < t.nodes.length; ++e)t.nodes[e].x = t.nodes[e].x * i + s; t.mappingRange[0] = o[0], t.mappingRange[1] = o[1], e.modified() }, e.adjustRange = n => { const r = e.getRange(), o = []; r[0] < n[0] ? (e.getColor(n[0], o), e.addRGBPoint(n[0], o[0], o[1], o[2])) : (e.getColor(r[0], o), e.addRGBPoint(n[0], o[0], o[1], o[2])), r[1] > n[1] ? (e.getColor(n[1], o), e.addRGBPoint(n[1], o[0], o[1], o[2])) : (e.getColor(r[1], o), e.addRGBPoint(n[1], o[0], o[1], o[2])), e.sortAndUpdateRange(); for (let e = 0; e < t.nodes.length;)t.nodes[e].x >= n[0] && t.nodes[e].x <= n[1] ? t.nodes.splice(e, 1) : ++e; return 1 }, e.estimateMinNumberOfSamples = (t, n) => { const r = e.findMinimumXDistance(); return Math.ceil((n - t) / r) }, e.findMinimumXDistance = () => { if (t.nodes.length < 2) return -1; let e = Number.MAX_VALUE; for (let n = 0; n < t.nodes.length - 1; n++) { const r = t.nodes[n + 1].x - t.nodes[n].x; r < e && (e = r) } return e }, e.mapScalarsThroughTable = (n, r, o, a) => { 0 !== e.getSize() ? t.indexedLookup ? e.mapDataIndexed(n, r, o, a) : e.mapData(n, r, o, a) : Xx("Transfer Function Has No Points!") }, e.mapData = (t, n, r, o) => { if (0 === e.getSize()) return void Zx("Transfer Function Has No Points!"); const a = Math.floor(255 * e.getAlpha() + .5), i = t.getNumberOfTuples(), s = t.getNumberOfComponents(), l = n.getData(), c = t.getData(), u = []; if (r === qx.RGBA) for (let t = 0; t < i; t++) { const n = c[t * s + o]; e.getColor(n, u), l[4 * t] = Math.floor(255 * u[0] + .5), l[4 * t + 1] = Math.floor(255 * u[1] + .5), l[4 * t + 2] = Math.floor(255 * u[2] + .5), l[4 * t + 3] = a } if (r === qx.RGB) for (let t = 0; t < i; t++) { const n = c[t * s + o]; e.getColor(n, u), l[3 * t] = Math.floor(255 * u[0] + .5), l[3 * t + 1] = Math.floor(255 * u[1] + .5), l[3 * t + 2] = Math.floor(255 * u[2] + .5) } if (r === qx.LUMINANCE) for (let t = 0; t < i; t++) { const n = c[t * s + o]; e.getColor(n, u), l[t] = Math.floor(76.5 * u[0] + 150.45 * u[1] + 28.05 * u[2] + .5) } if (r === qx.LUMINANCE_ALPHA) for (let t = 0; t < i; t++) { const n = c[t * s + o]; e.getColor(n, u), l[2 * t] = Math.floor(76.5 * u[0] + 150.45 * u[1] + 28.05 * u[2] + .5), l[2 * t + 1] = a } }, e.applyColorMap = n => { const r = JSON.stringify(t.colorSpace); n.ColorSpace && (t.colorSpace = Kx[n.ColorSpace.toUpperCase()], void 0 === t.colorSpace && (Yx(`ColorSpace ${n.ColorSpace} not supported, using RGB instead`), t.colorSpace = Kx.RGB)); let o = r !== JSON.stringify(t.colorSpace); const a = o || JSON.stringify(t.nanColor); if (n.NanColor) for (t.nanColor = [].concat(n.NanColor); t.nanColor.length < 4;)t.nanColor.push(1); o = o || a !== JSON.stringify(t.nanColor); const i = o || JSON.stringify(t.nodes); if (n.RGBPoints) { const e = n.RGBPoints.length; t.nodes = []; const r = .5, o = 0; for (let a = 0; a < e; a += 4)t.nodes.push({ x: n.RGBPoints[a], r: n.RGBPoints[a + 1], g: n.RGBPoints[a + 2], b: n.RGBPoints[a + 3], midpoint: r, sharpness: o }) } const s = e.sortAndUpdateRange(), l = !s && (o || i !== JSON.stringify(t.nodes)); return l && e.modified(), s || l } } const nC = { clamping: !0, colorSpace: Kx.RGB, hSVWrap: !0, scale: $x.LINEAR, nanColor: null, belowRangeColor: null, aboveRangeColor: null, useAboveRangeColor: !1, useBelowRangeColor: !1, allowDuplicateScalars: !1, table: null, tableSize: 0, buildTime: null, nodes: null, discretize: !1, numberOfValues: 256 }; function rC(e, t) { let n = arguments.length > 2 && void 0 !== arguments[2] ? arguments[2] : {}; Object.assign(t, nC, n), Pl.extend(e, t, n), t.table = [], t.nodes = [], t.nanColor = [.5, 0, 0, 1], t.belowRangeColor = [0, 0, 0, 1], t.aboveRangeColor = [1, 1, 1, 1], t.buildTime = {}, jt.obj(t.buildTime), jt.get(e, t, ["buildTime", "mappingRange"]), jt.setGet(e, t, ["useAboveRangeColor", "useBelowRangeColor", "colorSpace", "discretize", "numberOfValues"]), jt.setArray(e, t, ["nanColor", "belowRangeColor", "aboveRangeColor"], 4), jt.getArray(e, t, ["nanColor", "belowRangeColor", "aboveRangeColor"]), tC(e, t) } var oC = { newInstance: jt.newInstance(rC, "vtkColorTransferFunction"), extend: rC, ...jx }, aC = { OrientationModes: { DIRECTION: 0, ROTATION: 1, MATRIX: 2 }, ScaleModes: { SCALE_BY_CONSTANT: 0, SCALE_BY_MAGNITUDE: 1, SCALE_BY_COMPONENTS: 2 } }; const { OrientationModes: iC, ScaleModes: sC } = aC, { vtkErrorMacro: lC } = jt; function cC(e, t) { t.classHierarchy.push("vtkGlyph3DMapper"), e.getOrientationModeAsString = () => jt.enumToString(iC, t.orientationMode), e.setOrientationModeToDirection = () => e.setOrientationMode(iC.DIRECTION), e.setOrientationModeToRotation = () => e.setOrientationMode(iC.ROTATION), e.setOrientationModeToMatrix = () => e.setOrientationMode(iC.MATRIX), e.getOrientationArrayData = () => { const n = e.getInputData(0); return n && n.getPointData() ? t.orientationArray ? n.getPointData().getArray(t.orientationArray) : n.getPointData().getVectors() : null }, e.getScaleModeAsString = () => jt.enumToString(sC, t.scaleMode), e.setScaleModeToScaleByMagnitude = () => e.setScaleMode(sC.SCALE_BY_MAGNITUDE), e.setScaleModeToScaleByComponents = () => e.setScaleMode(sC.SCALE_BY_COMPONENTS), e.setScaleModeToScaleByConstant = () => e.setScaleMode(sC.SCALE_BY_CONSTANT), e.getScaleArrayData = () => { const n = e.getInputData(0); return n && n.getPointData() ? t.scaleArray ? n.getPointData().getArray(t.scaleArray) : n.getPointData().getScalars() : null }, e.getBounds = () => { const n = e.getInputData(0), r = e.getInputData(1); return n && r ? (e.buildArrays(), t.bounds) : Fa() }, e.buildArrays = () => { const n = e.getInputData(0), r = e.getInputData(1); if (t.buildTime.getMTime() < r.getMTime() || t.buildTime.getMTime() < n.getMTime() || t.buildTime.getMTime() < e.getMTime()) { const o = n.getPoints().getData(); let a = e.getScaleArrayData(), i = null, s = 0; a && (i = a.getData(), s = a.getNumberOfComponents()), t.scaling && a && t.scaleMode === sC.SCALE_BY_COMPONENTS && 3 !== a.getNumberOfComponents() && (lC("Cannot scale by components since scale array does not have 3 components."), a = null); const l = r.getBounds(), c = []; ki.getCorners(l, c), t.bounds[0] = ki.INIT_BOUNDS[0], t.bounds[1] = ki.INIT_BOUNDS[1], t.bounds[2] = ki.INIT_BOUNDS[2], t.bounds[3] = ki.INIT_BOUNDS[3], t.bounds[4] = ki.INIT_BOUNDS[4], t.bounds[5] = ki.INIT_BOUNDS[5]; const u = new Float64Array(3), d = e.getOrientationArrayData(), p = g(new Float64Array(16)), f = [], m = [], h = o.length / 3; t.matrixArray = new Float32Array(16 * h); const v = t.matrixArray.buffer; t.normalArray = new Float32Array(9 * h); const y = t.normalArray.buffer, w = [], P = []; for (let e = 0; e < h; ++e) { const n = new Float32Array(v, 64 * e, 16); if (f[0] = o[3 * e], f[1] = o[3 * e + 1], f[2] = o[3 * e + 2], b(n, p, f), d) switch (d.getTuple(e, P), t.orientationMode) { case iC.MATRIX: T(n, n, [...P.slice(0, 3), 0, ...P.slice(3, 6), 0, ...P.slice(6, 9), 0, 0, 0, 0, 1]); break; case iC.ROTATION: I(n, n, P[2]), S(n, n, P[0]), A(n, n, P[1]); break; case iC.DIRECTION: if (0 === P[1] && 0 === P[2]) P[0] < 0 && A(n, n, 3.1415926); else { const e = $o(P), t = []; t[0] = (P[0] + e) / 2, t[1] = P[1] / 2, t[2] = P[2] / 2, C(n, n, 3.1415926, t) } }if (t.scaling) { if (m[0] = t.scaleFactor, m[1] = t.scaleFactor, m[2] = t.scaleFactor, a) switch (t.scaleMode) { case sC.SCALE_BY_MAGNITUDE: for (let t = 0; t < s; ++t)w[t] = i[e * s + t]; m[0] *= $o(w, s), m[1] = m[0], m[2] = m[0]; break; case sC.SCALE_BY_COMPONENTS: for (let t = 0; t < s; ++t)w[t] = i[e * s + t]; m[0] *= w[0], m[1] *= w[1], m[2] *= w[2]; case sC.SCALE_BY_CONSTANT: }0 === m[0] && (m[0] = 1e-10), 0 === m[1] && (m[1] = 1e-10), 0 === m[2] && (m[2] = 1e-10), x(n, n, m) } for (let e = 0; e < 8; ++e)Vn(u, c[e], n), u[0] < t.bounds[0] && (t.bounds[0] = u[0]), u[1] < t.bounds[2] && (t.bounds[2] = u[1]), u[2] < t.bounds[4] && (t.bounds[4] = u[2]), u[0] > t.bounds[1] && (t.bounds[1] = u[0]), u[1] > t.bounds[3] && (t.bounds[3] = u[1]), u[2] > t.bounds[5] && (t.bounds[5] = u[2]); const r = new Float32Array(y, 36 * e, 9); se(r, n), ge(r, r), fe(r, r) } const O = e.getAbstractScalars(n, t.scalarMode, t.arrayAccessMode, t.arrayId, t.colorByArrayName).scalars; t.useLookupTableScalarRange || e.getLookupTable().setRange(t.scalarRange[0], t.scalarRange[1]), t.colorArray = null; const R = e.getLookupTable(); R && O && (R.build(), t.colorArray = R.mapScalars(O, t.colorMode, 0)), t.buildTime.modified() } }, e.getPrimitiveCount = () => { const t = e.getInputData(1), n = e.getInputData().getPoints().getNumberOfValues() / 3; return { points: n * t.getPoints().getNumberOfValues() / 3, verts: n * (t.getVerts().getNumberOfValues() - t.getVerts().getNumberOfCells()), lines: n * (t.getLines().getNumberOfValues() - 2 * t.getLines().getNumberOfCells()), triangles: n * (t.getPolys().getNumberOfValues() - 3 * t.getLines().getNumberOfCells()) } }, e.setSourceConnection = t => e.setInputConnection(t, 1) } const uC = { orient: !0, orientationMode: iC.DIRECTION, orientationArray: null, scaling: !0, scaleFactor: 1, scaleMode: sC.SCALE_BY_MAGNITUDE, scaleArray: null, matrixArray: null, normalArray: null, colorArray: null }; function dC(e, t) { let n = arguments.length > 2 && void 0 !== arguments[2] ? arguments[2] : {}; Object.assign(t, uC, n), nc.extend(e, t, n), jt.algo(e, t, 2, 0), t.buildTime = {}, jt.obj(t.buildTime, { mtime: 0 }), t.boundsTime = {}, jt.obj(t.boundsTime, { mtime: 0 }), jt.setGet(e, t, ["orient", "orientationMode", "orientationArray", "scaleArray", "scaleFactor", "scaleMode", "scaling"]), jt.get(e, t, ["colorArray", "matrixArray", "normalArray", "buildTime"]), cC(e, t) } var pC = { newInstance: jt.newInstance(dC, "vtkGlyph3DMapper"), extend: dC, ...aC }; const { vtkErrorMacro: fC } = jt; function gC(e, t) { t.classHierarchy.push("vtkPiecewiseFunction"), e.getSize = () => t.nodes.length, e.getType = () => { let e, n = 0, r = 0; t.nodes.length > 0 && (n = t.nodes[0].y); for (let o = 1; o < t.nodes.length; o++) { if (e = t.nodes[o].y, e !== n) if (e > n) switch (r) { case 0: case 1: r = 1; break; default: r = 3 } else switch (r) { case 0: case 2: r = 2; break; default: r = 3 }if (n = e, 3 === r) break } switch (r) { case 0: return "Constant"; case 1: return "NonDecreasing"; case 2: return "NonIncreasing"; default: return "Varied" } }, e.getDataPointer = () => { const e = t.nodes.length; if (t.function = null, e > 0) { t.function = []; for (let n = 0; n < e; n++)t.function[2 * n] = t.nodes[n].x, t.function[2 * n + 1] = t.nodes[n].y } return t.function }, e.getFirstNonZeroValue = () => { if (0 === t.nodes.length) return 0; let e = 1, n = 0, r = 0; for (; r < t.nodes.length; r++)if (0 !== t.nodes[r].y) { e = 0; break } return n = e ? Number.MAX_VALUE : r > 0 ? t.nodes[r - 1].x : t.clamping ? -Number.MAX_VALUE : t.nodes[0].x, n }, e.getNodeValue = (e, n) => { const r = t.nodes.length; return e < 0 || e >= r ? (fC("Index out of range!"), -1) : (n[0] = t.nodes[e].x, n[1] = t.nodes[e].y, n[2] = t.nodes[e].midpoint, n[3] = t.nodes[e].sharpness, 1) }, e.setNodeValue = (n, r) => { const o = t.nodes.length; if (n < 0 || n >= o) return fC("Index out of range!"), -1; const a = t.nodes[n].x; return t.nodes[n].x = r[0], t.nodes[n].y = r[1], t.nodes[n].midpoint = r[2], t.nodes[n].sharpness = r[3], a !== r[0] ? e.sortAndUpdateRange() : e.modified(), 1 }, e.addPoint = (t, n) => e.addPointLong(t, n, .5, 0), e.addPointLong = (n, r, o, a) => { if (o < 0 || o > 1) return fC("Midpoint outside range [0.0, 1.0]"), -1; if (a < 0 || a > 1) return fC("Sharpness outside range [0.0, 1.0]"), -1; t.allowDuplicateScalars || e.removePoint(n); const i = { x: n, y: r, midpoint: o, sharpness: a }; let s; for (t.nodes.push(i), e.sortAndUpdateRange(), s = 0; s < t.nodes.length && t.nodes[s].x !== n; s++); return s < t.nodes.length ? s : -1 }, e.setNodes = n => { t.nodes !== n && (t.nodes = n, e.sortAndUpdateRange()) }, e.sortAndUpdateRange = () => { t.nodes.sort(((e, t) => e.x - t.x)), e.updateRange() || e.modified() }, e.updateRange = () => { const n = t.range.slice(), r = t.nodes.length; return r ? (t.range[0] = t.nodes[0].x, t.range[1] = t.nodes[r - 1].x) : (t.range[0] = 0, t.range[1] = 0), (n[0] !== t.range[0] || n[1] !== t.range[1]) && (e.modified(), !0) }, e.removePoint = n => { let r; for (r = 0; r < t.nodes.length && t.nodes[r].x !== n; r++); if (r >= t.nodes.length) return -1; const o = r; let a = !1; return t.nodes.splice(r, 1), 0 !== r && r !== t.nodes.length || (a = e.updateRange()), a || e.modified(), o }, e.removeAllPoints = () => { t.nodes = [], e.sortAndUpdateRange() }, e.addSegment = (n, r, o, a) => { e.sortAndUpdateRange(); for (let e = 0; e < t.nodes.length;)t.nodes[e].x >= n && t.nodes[e].x <= o ? t.nodes.splice(e, 1) : e++; e.addPoint(n, r, .5, 0), e.addPoint(o, a, .5, 0) }, e.getValue = t => { const n = []; return e.getTable(t, t, 1, n), n[0] }, e.adjustRange = n => { if (n.length < 2) return 0; const r = e.getRange(); r[0] < n[0] ? e.addPoint(n[0], e.getValue(n[0])) : e.addPoint(n[0], e.getValue(r[0])), r[1] > n[1] ? e.addPoint(n[1], e.getValue(n[1])) : e.addPoint(n[1], e.getValue(r[1])), e.sortAndUpdateRange(); for (let e = 0; e < t.nodes.length;)t.nodes[e].x >= n[0] && t.nodes[e].x <= n[1] ? t.nodes.splice(e, 1) : ++e; return e.sortAndUpdateRange(), 1 }, e.estimateMinNumberOfSamples = (t, n) => { const r = e.findMinimumXDistance(); return Math.ceil((n - t) / r) }, e.findMinimumXDistance = () => { const e = t.nodes.length; if (e < 2) return -1; let n = t.nodes[1].x - t.nodes[0].x; for (let r = 0; r < e - 1; r++) { const e = t.nodes[r + 1].x - t.nodes[r].x; e < n && (n = e) } return n }, e.getTable = function (e, n, r, o) { let a, i = arguments.length > 4 && void 0 !== arguments[4] ? arguments[4] : 1, s = 0; const l = t.nodes.length; let c = 0; 0 !== l && (c = t.nodes[l - 1].y); let u = 0, d = 0, p = 0, f = 0, g = 0, m = 0, h = 0; for (a = 0; a < r; a++) { const v = i * a; for (u = r > 1 ? e + a / (r - 1) * (n - e) : .5 * (e + n); s < l && u > t.nodes[s].x;)s++, s < l && (d = t.nodes[s - 1].x, p = t.nodes[s].x, f = t.nodes[s - 1].y, g = t.nodes[s].y, m = t.nodes[s - 1].midpoint, h = t.nodes[s - 1].sharpness, m < 1e-5 && (m = 1e-5), m > .99999 && (m = .99999)); if (s >= l) o[v] = t.clamping ? c : 0; else if (0 === s) o[v] = t.clamping ? t.nodes[0].y : 0; else { let e = (u - d) / (p - d); if (e = e < m ? .5 * e / m : .5 + .5 * (e - m) / (1 - m), h > .99) { if (e < .5) { o[v] = f; continue } o[v] = g; continue } if (h < .01) { o[v] = (1 - e) * f + e * g; continue } e < .5 ? e = .5 * (2 * e) ** (1 + 10 * h) : e > .5 && (e = 1 - .5 * (2 * (1 - e)) ** (1 + 10 * h)); const t = e * e, n = t * e, r = 2 * n - 3 * t + 1, a = -2 * n + 3 * t, i = n - 2 * t + e, s = n - t, l = (1 - h) * (g - f); o[v] = r * f + a * g + i * l + s * l; const c = f < g ? f : g, y = f > g ? f : g; o[v] = o[v] < c ? c : o[v], o[v] = o[v] > y ? y : o[v] } } } } const mC = { range: [0, 0], clamping: !0, allowDuplicateScalars: !1 }; function hC(e, t) { let n = arguments.length > 2 && void 0 !== arguments[2] ? arguments[2] : {}; Object.assign(t, mC, n), jt.obj(e, t), t.nodes = [], jt.setGet(e, t, ["allowDuplicateScalars", "clamping"]), jt.setArray(e, t, ["range"], 2), jt.getArray(e, t, ["range"]), gC(e, t) } var vC = { newInstance: jt.newInstance(hC, "vtkPiecewiseFunction"), extend: hC }; const { InterpolationType: yC, OpacityMode: TC } = Og, { vtkErrorMacro: bC } = jt; function xC(e, t) { t.classHierarchy.push("vtkVolumeProperty"), e.getMTime = () => { let e, n = t.mtime; for (let r = 0; r < 4; r++)1 === t.componentData[r].colorChannels ? t.componentData[r].grayTransferFunction && (e = t.componentData[r].grayTransferFunction.getMTime(), n = n > e ? n : e) : 3 === t.componentData[r].colorChannels && t.componentData[r].rGBTransferFunction && (e = t.componentData[r].rGBTransferFunction.getMTime(), n = n > e ? n : e), t.componentData[r].scalarOpacity && (e = t.componentData[r].scalarOpacity.getMTime(), n = n > e ? n : e), t.componentData[r].gradientOpacity && (t.componentData[r].disableGradientOpacity || (e = t.componentData[r].gradientOpacity.getMTime(), n = n > e ? n : e)); return n }, e.getColorChannels = e => e < 0 || e > 3 ? (bC("Bad index - must be between 0 and 3"), 0) : t.componentData[e].colorChannels, e.setGrayTransferFunction = function () { let n = arguments.length > 0 && void 0 !== arguments[0] ? arguments[0] : 0, r = arguments.length > 1 && void 0 !== arguments[1] ? arguments[1] : null, o = !1; return t.componentData[n].grayTransferFunction !== r && (t.componentData[n].grayTransferFunction = r, o = !0), 1 !== t.componentData[n].colorChannels && (t.componentData[n].colorChannels = 1, o = !0), o && e.modified(), o }, e.getGrayTransferFunction = function () { let n = arguments.length > 0 && void 0 !== arguments[0] ? arguments[0] : 0; return null === t.componentData[n].grayTransferFunction && (t.componentData[n].grayTransferFunction = vC.newInstance(), t.componentData[n].grayTransferFunction.addPoint(0, 0), t.componentData[n].grayTransferFunction.addPoint(1024, 1), 1 !== t.componentData[n].colorChannels && (t.componentData[n].colorChannels = 1), e.modified()), t.componentData[n].grayTransferFunction }, e.setRGBTransferFunction = function () { let n = arguments.length > 0 && void 0 !== arguments[0] ? arguments[0] : 0, r = arguments.length > 1 && void 0 !== arguments[1] ? arguments[1] : null, o = !1; return t.componentData[n].rGBTransferFunction !== r && (t.componentData[n].rGBTransferFunction = r, o = !0), 3 !== t.componentData[n].colorChannels && (t.componentData[n].colorChannels = 3, o = !0), o && e.modified(), o }, e.getRGBTransferFunction = function () { let n = arguments.length > 0 && void 0 !== arguments[0] ? arguments[0] : 0; return null === t.componentData[n].rGBTransferFunction && (t.componentData[n].rGBTransferFunction = oC.newInstance(), t.componentData[n].rGBTransferFunction.addRGBPoint(0, 0, 0, 0), t.componentData[n].rGBTransferFunction.addRGBPoint(1024, 1, 1, 1), 3 !== t.componentData[n].colorChannels && (t.componentData[n].colorChannels = 3), e.modified()), t.componentData[n].rGBTransferFunction }, e.setScalarOpacity = function () { let n = arguments.length > 0 && void 0 !== arguments[0] ? arguments[0] : 0, r = arguments.length > 1 && void 0 !== arguments[1] ? arguments[1] : null; return t.componentData[n].scalarOpacity !== r && (t.componentData[n].scalarOpacity = r, e.modified(), !0) }, e.getScalarOpacity = function () { let n = arguments.length > 0 && void 0 !== arguments[0] ? arguments[0] : 0; return null === t.componentData[n].scalarOpacity && (t.componentData[n].scalarOpacity = vC.newInstance(), t.componentData[n].scalarOpacity.addPoint(0, 1), t.componentData[n].scalarOpacity.addPoint(1024, 1), e.modified()), t.componentData[n].scalarOpacity }, e.setComponentWeight = function () { let n = arguments.length > 0 && void 0 !== arguments[0] ? arguments[0] : 0, r = arguments.length > 1 && void 0 !== arguments[1] ? arguments[1] : 1; if (n < 0 || n >= 4) return bC("Invalid index"), !1; const o = Math.min(1, Math.max(0, r)); return t.componentData[n].componentWeight !== o && (t.componentData[n].componentWeight = o, e.modified(), !0) }, e.getComponentWeight = function () { let e = arguments.length > 0 && void 0 !== arguments[0] ? arguments[0] : 0; return e < 0 || e >= 4 ? (bC("Invalid index"), 0) : t.componentData[e].componentWeight }, e.setInterpolationTypeToNearest = () => e.setInterpolationType(yC.NEAREST), e.setInterpolationTypeToLinear = () => e.setInterpolationType(yC.LINEAR), e.setInterpolationTypeToFastLinear = () => e.setInterpolationType(yC.FAST_LINEAR), e.getInterpolationTypeAsString = () => jt.enumToString(yC, t.interpolationType), ["useGradientOpacity", "scalarOpacityUnitDistance", "gradientOpacityMinimumValue", "gradientOpacityMinimumOpacity", "gradientOpacityMaximumValue", "gradientOpacityMaximumOpacity", "opacityMode"].forEach((n => { const r = jt.capitalize(n); e[`set${r}`] = (r, o) => t.componentData[r][`${n}`] !== o && (t.componentData[r][`${n}`] = o, e.modified(), !0) })), ["useGradientOpacity", "scalarOpacityUnitDistance", "gradientOpacityMinimumValue", "gradientOpacityMinimumOpacity", "gradientOpacityMaximumValue", "gradientOpacityMaximumOpacity", "opacityMode"].forEach((n => { const r = jt.capitalize(n); e[`get${r}`] = e => t.componentData[e][`${n}`] })) } const CC = { independentComponents: !0, interpolationType: yC.FAST_LINEAR, shade: !1, ambient: .1, diffuse: .7, specular: .2, specularPower: 10, useLabelOutline: !1, labelOutlineThickness: [1], labelOutlineOpacity: 1 }; function SC(e, t) { let n = arguments.length > 2 && void 0 !== arguments[2] ? arguments[2] : {}; if (Object.assign(t, CC, n), jt.obj(e, t), !t.componentData) { t.componentData = []; for (let e = 0; e < 4; ++e)t.componentData.push({ colorChannels: 1, grayTransferFunction: null, rGBTransferFunction: null, scalarOpacity: null, scalarOpacityUnitDistance: 1, opacityMode: TC.FRACTIONAL, gradientOpacityMinimumValue: 0, gradientOpacityMinimumOpacity: 0, gradientOpacityMaximumValue: 1, gradientOpacityMaximumOpacity: 1, useGradientOpacity: !1, componentWeight: 1 }) } jt.setGet(e, t, ["independentComponents", "interpolationType", "shade", "ambient", "diffuse", "specular", "specularPower", "useLabelOutline", "labelOutlineOpacity"]), jt.setGetArray(e, t, ["labelOutlineThickness"]), xC(e, t) } var AC = { newInstance: jt.newInstance(SC, "vtkVolumeProperty"), extend: SC, ...Og }; const { vtkDebugMacro: IC } = jt; function wC(e, t) { t.classHierarchy.push("vtkVolume"), e.getVolumes = () => e, e.makeProperty = AC.newInstance, e.getProperty = () => (null === t.property && (t.property = e.makeProperty()), t.property), e.getBounds = () => { if (null === t.mapper) return t.bounds; const n = t.mapper.getBounds(); if (!n || 6 !== n.length) return n; if (n[0] > n[1]) return t.mapperBounds = n.concat(), t.bounds = [1, -1, 1, -1, 1, -1], t.boundsMTime.modified(), n; if (!t.mapperBounds || !(r = [n, t.mapperBounds], r[0].map(((e, t) => r.map((e => e[t]))))).reduce(((e, t) => e && t[0] === t[1]), !0) || e.getMTime() > t.boundsMTime.getMTime()) { IC("Recomputing bounds..."), t.mapperBounds = n.map((e => e)); const r = []; ki.getCorners(n, r), e.computeMatrix(); const o = new Float64Array(16); m(o, t.matrix), r.forEach((e => Vn(e, e, o))), t.bounds[0] = t.bounds[2] = t.bounds[4] = Number.MAX_VALUE, t.bounds[1] = t.bounds[3] = t.bounds[5] = -Number.MAX_VALUE, t.bounds = t.bounds.map(((e, t) => t % 2 == 0 ? r.reduce(((e, n) => e > n[t / 2] ? n[t / 2] : e), e) : r.reduce(((e, n) => e < n[(t - 1) / 2] ? n[(t - 1) / 2] : e), e))), t.boundsMTime.modified() } var r; return t.bounds }, e.getMTime = () => { let e = t.mtime; if (null !== t.property) { const n = t.property.getMTime(); e = n > e ? n : e } return e }, e.getRedrawMTime = () => { let e = t.mtime; if (null !== t.mapper) { let n = t.mapper.getMTime(); e = n > e ? n : e, null !== t.mapper.getInput() && (t.mapper.getInputAlgorithm().update(), n = t.mapper.getInput().getMTime(), e = n > e ? n : e) } return e } } const PC = { mapper: null, property: null, bounds: [1, -1, 1, -1, 1, -1] }; function OC(e, t) { let n = arguments.length > 2 && void 0 !== arguments[2] ? arguments[2] : {}; Object.assign(t, PC, n), ts.extend(e, t, n), t.boundsMTime = {}, jt.obj(t.boundsMTime), jt.set(e, t, ["property"]), jt.setGet(e, t, ["mapper"]), jt.getArray(e, t, ["bounds"], 6), wC(e, t) } var RC = { newInstance: jt.newInstance(OC, "vtkVolume"), extend: OC }; const { BlendMode: MC, FilterMode: DC } = Mg, EC = { createRadonTransferFunction: function (e, t, n, r, o) { let a = null; return o ? (a = o, a.removeAllPoints()) : a = vC.newInstance(), a.addPointLong(-1024, 0, 1, 1), a.addPoint(e, t), a.addPoint(n, r), a } }; function VC(e, t) { t.classHierarchy.push("vtkVolumeMapper"); const n = { ...e }; e.getBounds = () => { const n = e.getInputData(); return n ? (t.static || e.update(), t.bounds = n.getBounds()) : t.bounds = Fa(), t.bounds }, e.update = () => { e.getInputData() }, e.setBlendModeToComposite = () => { e.setBlendMode(MC.COMPOSITE_BLEND) }, e.setBlendModeToMaximumIntensity = () => { e.setBlendMode(MC.MAXIMUM_INTENSITY_BLEND) }, e.setBlendModeToMinimumIntensity = () => { e.setBlendMode(MC.MINIMUM_INTENSITY_BLEND) }, e.setBlendModeToAverageIntensity = () => { e.setBlendMode(MC.AVERAGE_INTENSITY_BLEND) }, e.setBlendModeToAdditiveIntensity = () => { e.setBlendMode(MC.ADDITIVE_INTENSITY_BLEND) }, e.setBlendModeToRadonTransform = () => { e.setBlendMode(MC.RADON_TRANSFORM_BLEND) }, e.getBlendModeAsString = () => jt.enumToString(MC, t.blendMode), e.setAverageIPScalarRange = (t, n) => { console.warn("setAverageIPScalarRange is deprecated use setIpScalarRange"), e.setIpScalarRange(t, n) }, e.getFilterModeAsString = () => jt.enumToString(DC, t.filterMode), e.setFilterModeToOff = () => { e.setFilterMode(DC.OFF) }, e.setFilterModeToNormalized = () => { e.setFilterMode(DC.NORMALIZED) }, e.setFilterModeToRaw = () => { e.setFilterMode(DC.RAW) }, e.setGlobalIlluminationReach = e => n.setGlobalIlluminationReach(Ma(e, 0, 1)), e.setVolumetricScatteringBlending = e => n.setVolumetricScatteringBlending(Ma(e, 0, 1)), e.setVolumeShadowSamplingDistFactor = e => n.setVolumeShadowSamplingDistFactor(e >= 1 ? e : 1), e.setAnisotropy = e => n.setAnisotropy(Ma(e, -.99, .99)), e.setLAOKernelSize = e => n.setLAOKernelSize(Do(Ma(e, 1, 32))), e.setLAOKernelRadius = e => n.setLAOKernelRadius(e >= 1 ? e : 1) } const LC = { bounds: [1, -1, 1, -1, 1, -1], sampleDistance: 1, imageSampleDistance: 1, maximumSamplesPerRay: 1e3, autoAdjustSampleDistances: !0, initialInteractionScale: 1, interactionSampleDistanceFactor: 1, blendMode: MC.COMPOSITE_BLEND, ipScalarRange: [-1e6, 1e6], filterMode: DC.OFF, preferSizeOverAccuracy: !1, computeNormalFromOpacity: !1, volumetricScatteringBlending: 0, globalIlluminationReach: 0, volumeShadowSamplingDistFactor: 5, anisotropy: 0, localAmbientOcclusion: !1, LAOKernelSize: 15, LAOKernelRadius: 7 }; function BC(e, t) { let n = arguments.length > 2 && void 0 !== arguments[2] ? arguments[2] : {}; Object.assign(t, LC, n), Bs(e, t, n), jt.setGet(e, t, ["sampleDistance", "imageSampleDistance", "maximumSamplesPerRay", "autoAdjustSampleDistances", "initialInteractionScale", "interactionSampleDistanceFactor", "blendMode", "filterMode", "preferSizeOverAccuracy", "computeNormalFromOpacity", "volumetricScatteringBlending", "globalIlluminationReach", "volumeShadowSamplingDistFactor", "anisotropy", "localAmbientOcclusion", "LAOKernelSize", "LAOKernelRadius"]), jt.setGetArray(e, t, ["ipScalarRange"], 2), jt.event(e, t, "lightingActivated"), VC(e, t) } var NC = { newInstance: jt.newInstance(BC, "vtkVolumeMapper"), extend: BC, ...EC }; const { InterpolationType: _C } = eg, { vtkErrorMacro: FC } = jt; function kC(e, t) { t.classHierarchy.push("vtkImageProperty"), e.getMTime = () => { let e, n = t.mtime; for (let r = 0; r < 4; r++)t.componentData[r].rGBTransferFunction && (e = t.componentData[r].rGBTransferFunction.getMTime(), n = n > e ? n : e), t.componentData[r].piecewiseFunction && (e = t.componentData[r].piecewiseFunction.getMTime(), n = n > e ? n : e); return n }, e.setRGBTransferFunction = function () { let n = arguments.length > 0 && void 0 !== arguments[0] ? arguments[0] : 0, r = arguments.length > 1 && void 0 !== arguments[1] ? arguments[1] : null, o = n, a = r; return Number.isInteger(n) || (a = n, o = 0), t.componentData[o].rGBTransferFunction !== a && (t.componentData[o].rGBTransferFunction = a, e.modified(), !0) }, e.getRGBTransferFunction = function () { let e = arguments.length > 0 && void 0 !== arguments[0] ? arguments[0] : 0; return t.componentData[e].rGBTransferFunction }, e.setPiecewiseFunction = function () { let n = arguments.length > 0 && void 0 !== arguments[0] ? arguments[0] : 0, r = arguments.length > 1 && void 0 !== arguments[1] ? arguments[1] : null, o = n, a = r; return Number.isInteger(n) || (a = n, o = 0), t.componentData[o].piecewiseFunction !== a && (t.componentData[o].piecewiseFunction = a, e.modified(), !0) }, e.getPiecewiseFunction = function () { let e = arguments.length > 0 && void 0 !== arguments[0] ? arguments[0] : 0; return t.componentData[e].piecewiseFunction }, e.setScalarOpacity = function () { let t = arguments.length > 0 && void 0 !== arguments[0] ? arguments[0] : 0, n = arguments.length > 1 && void 0 !== arguments[1] ? arguments[1] : null, r = t, o = n; return Number.isInteger(t) || (o = t, r = 0), e.setPiecewiseFunction(r, o) }, e.getScalarOpacity = function () { let t = arguments.length > 0 && void 0 !== arguments[0] ? arguments[0] : 0; return e.getPiecewiseFunction(t) }, e.setComponentWeight = function () { let n = arguments.length > 0 && void 0 !== arguments[0] ? arguments[0] : 0, r = arguments.length > 1 && void 0 !== arguments[1] ? arguments[1] : 1; if (n < 0 || n >= 4) return FC("Invalid index"), !1; const o = Math.min(1, Math.max(0, r)); return t.componentData[n].componentWeight !== o && (t.componentData[n].componentWeight = o, e.modified(), !0) }, e.getComponentWeight = function () { let e = arguments.length > 0 && void 0 !== arguments[0] ? arguments[0] : 0; return e < 0 || e >= 4 ? (FC("Invalid index"), 0) : t.componentData[e].componentWeight }, e.setInterpolationTypeToNearest = () => e.setInterpolationType(_C.NEAREST), e.setInterpolationTypeToLinear = () => e.setInterpolationType(_C.LINEAR), e.getInterpolationTypeAsString = () => jt.enumToString(_C, t.interpolationType) } const GC = { independentComponents: !1, interpolationType: _C.LINEAR, colorWindow: 255, colorLevel: 127.5, ambient: 1, diffuse: 0, opacity: 1, useLookupTableScalarRange: !1, useLabelOutline: !1, labelOutlineThickness: [1], labelOutlineOpacity: 1 }; function UC(e, t) { let n = arguments.length > 2 && void 0 !== arguments[2] ? arguments[2] : {}; if (Object.assign(t, GC, n), jt.obj(e, t), !t.componentData) { t.componentData = []; for (let e = 0; e < 4; e++)t.componentData.push({ rGBTransferFunction: null, piecewiseFunction: null, componentWeight: 1 }) } jt.setGet(e, t, ["independentComponents", "interpolationType", "colorWindow", "colorLevel", "ambient", "diffuse", "opacity", "useLookupTableScalarRange", "useLabelOutline", "labelOutlineOpacity"]), jt.setGetArray(e, t, ["labelOutlineThickness"]), kC(e, t) } var zC = { newInstance: jt.newInstance(UC, "vtkImageProperty"), extend: UC }; const { vtkDebugMacro: WC } = jt; function HC(e, t) { t.classHierarchy.push("vtkImageSlice"), e.getActors = () => e, e.getImages = () => e, e.getIsOpaque = () => { if (t.forceOpaque) return !0; if (t.forceTranslucent) return !1; t.property || e.getProperty(); let n = t.property.getOpacity() >= 1; return n = n && (!t.mapper || t.mapper.getIsOpaque()), n }, e.hasTranslucentPolygonalGeometry = () => !1, e.makeProperty = zC.newInstance, e.getProperty = () => (null === t.property && (t.property = e.makeProperty()), t.property), e.getBounds = () => { if (null === t.mapper) return t.bounds; const n = t.mapper.getBounds(); if (!n || 6 !== n.length) return n; if (n[0] > n[1]) return t.mapperBounds = n.concat(), t.bounds = [1, -1, 1, -1, 1, -1], t.boundsMTime.modified(), n; if (!t.mapperBounds || !(r = [n, t.mapperBounds], r[0].map(((e, t) => r.map((e => e[t]))))).reduce(((e, t) => e && t[0] === t[1]), !0) || e.getMTime() > t.boundsMTime.getMTime()) { WC("Recomputing bounds..."), t.mapperBounds = n.map((e => e)), e.computeMatrix(); const r = new Float64Array(16); m(r, t.matrix), ki.transformBounds(n, r, t.bounds), t.boundsMTime.modified() } var r; return t.bounds }, e.getBoundsForSlice = (n, r) => { const o = t.mapper.getBoundsForSlice(n, r); if (!ki.isValid(o)) return o; e.computeMatrix(); const a = new Float64Array(16); return m(a, t.matrix), ki.transformBounds(o, a) }, e.getMinXBound = () => e.getBounds()[0], e.getMaxXBound = () => e.getBounds()[1], e.getMinYBound = () => e.getBounds()[2], e.getMaxYBound = () => e.getBounds()[3], e.getMinZBound = () => e.getBounds()[4], e.getMaxZBound = () => e.getBounds()[5], e.getMTime = () => { let e = t.mtime; if (null !== t.property) { const n = t.property.getMTime(); e = n > e ? n : e } return e }, e.getRedrawMTime = () => { let e = t.mtime; if (null !== t.mapper) { let n = t.mapper.getMTime(); e = n > e ? n : e, null !== t.mapper.getInput() && (t.mapper.getInputAlgorithm().update(), n = t.mapper.getInput().getMTime(), e = n > e ? n : e) } if (null !== t.property) { let n = t.property.getMTime(); e = n > e ? n : e, null !== t.property.getRGBTransferFunction() && (n = t.property.getRGBTransferFunction().getMTime(), e = n > e ? n : e) } return e }, e.getSupportsSelection = () => !!t.mapper && t.mapper.getSupportsSelection() } const jC = { mapper: null, property: null, bounds: [...ki.INIT_BOUNDS] }; function KC(e, t) { let n = arguments.length > 2 && void 0 !== arguments[2] ? arguments[2] : {}; Object.assign(t, jC, n), ts.extend(e, t, n), t.boundsMTime = {}, jt.obj(t.boundsMTime), jt.set(e, t, ["property"]), jt.setGet(e, t, ["mapper"]), jt.getArray(e, t, ["bounds"], 6), HC(e, t) } var $C = { newInstance: jt.newInstance(KC, "vtkImageSlice"), extend: KC }; function qC(e, t) { t.classHierarchy.push("vtkAbstractImageMapper"), e.getIsOpaque = () => !0, e.getCurrentImage = () => null, e.getBoundsForSlice = () => (jt.vtkErrorMacro("vtkAbstractImageMapper.getBoundsForSlice - NOT IMPLEMENTED"), Fa()) } const XC = { slice: 0, customDisplayExtent: [0, 0, 0, 0, 0, 0], useCustomExtents: !1, backgroundColor: [0, 0, 0, 1] }; var YC = function (e, t) { let n = arguments.length > 2 && void 0 !== arguments[2] ? arguments[2] : {}; Object.assign(t, XC, n), Fs(e, t, n), jt.setGet(e, t, ["slice", "useCustomExtents"]), jt.setGetArray(e, t, ["customDisplayExtent"], 6), jt.setGetArray(e, t, ["backgroundColor"], 4), qC(e, t) }; function ZC(e, t, n) { const r = n.getCurrentImage(), o = r.getExtent(), a = [o[0], o[2], o[4]], { ijkMode: i } = n.getClosestIJKAxis(); let s = n.isA("vtkImageArrayMapper") ? n.getSubSlice() : n.getSlice(); i !== n.getSlicingMode() && (s = n.getSliceAtPosition(s)), a[i] += s; const l = [0, 0, 0]; r.indexToWorld(a, l), a[i] += 1; const c = [0, 0, 0]; r.indexToWorld(a, c), c[0] -= l[0], c[1] -= l[1], c[2] -= l[2], Mn(c, c); const u = ni.intersectWithLine(e, t, l, c); if (u.intersection) { const e = u.x, t = [0, 0, 0]; return r.worldToIndex(e, t), { t: u.t, absoluteIJK: t } } return null } const { staticOffsetAPI: QC, otherStaticMethods: JC } = Ul, { SlicingMode: eS } = sg; function tS(e, t) { function n() { let n; switch (t.slicingMode) { case eS.X: n = 0; break; case eS.Y: n = 1; break; case eS.Z: n = 2; break; default: return void (t.closestIJKAxis = { ijkMode: t.slicingMode, flip: !1 }) }const r = ka(e.getCurrentImage().getDirection()); let o = 0; for (; o < 3 && 0 === r[n + 3 * o]; ++o); const a = r[n + 3 * o] < 0; t.closestIJKAxis = { ijkMode: o, flip: a } } t.classHierarchy.push("vtkImageMapper"), e.getSliceAtPosition = n => { const r = e.getCurrentImage(); let o; if (3 === n.length) o = n; else if (Number.isFinite(n)) { const e = r.getBounds(); switch (t.slicingMode) { case eS.X: o = [n, (e[3] + e[2]) / 2, (e[5] + e[4]) / 2]; break; case eS.Y: o = [(e[1] + e[0]) / 2, n, (e[5] + e[4]) / 2]; break; case eS.Z: o = [(e[1] + e[0]) / 2, (e[3] + e[2]) / 2, n] } } const a = [0, 0, 0]; r.worldToIndex(o, a); const i = r.getExtent(), { ijkMode: s } = e.getClosestIJKAxis(); let l = 0; switch (s) { case eS.I: l = Ma(a[0], i[0], i[1]); break; case eS.J: l = Ma(a[1], i[2], i[3]); break; case eS.K: l = Ma(a[2], i[4], i[5]); break; default: return 0 }return l }, e.setSliceFromCamera = n => { const r = n.getFocalPoint(); switch (t.slicingMode) { case eS.I: case eS.J: case eS.K: { const t = e.getSliceAtPosition(r); e.setSlice(t) } break; case eS.X: e.setSlice(r[0]); break; case eS.Y: e.setSlice(r[1]); break; case eS.Z: e.setSlice(r[2]) } }, e.setXSlice = t => { e.setSlicingMode(eS.X), e.setSlice(t) }, e.setYSlice = t => { e.setSlicingMode(eS.Y), e.setSlice(t) }, e.setZSlice = t => { e.setSlicingMode(eS.Z), e.setSlice(t) }, e.setISlice = t => { e.setSlicingMode(eS.I), e.setSlice(t) }, e.setJSlice = t => { e.setSlicingMode(eS.J), e.setSlice(t) }, e.setKSlice = t => { e.setSlicingMode(eS.K), e.setSlice(t) }, e.getSlicingModeNormal = () => { const n = [0, 0, 0], r = e.getCurrentImage().getDirection(); switch (t.slicingMode) { case eS.X: n[0] = 1; break; case eS.Y: n[1] = 1; break; case eS.Z: n[2] = 1; break; case eS.I: ea(r, [1, 0, 0], n); break; case eS.J: ea(r, [0, 1, 0], n); break; case eS.K: ea(r, [0, 0, 1], n) }return n }, e.setSlicingMode = r => { t.slicingMode !== r && (t.slicingMode = r, e.getCurrentImage() && n(), e.modified()) }, e.getClosestIJKAxis = () => (void 0 !== t.closestIJKAxis && t.closestIJKAxis.ijkMode !== eS.NONE || !e.getCurrentImage() || n(), t.closestIJKAxis), e.getBounds = () => { const n = e.getCurrentImage(); if (!n) return Fa(); if (!t.useCustomExtents) return n.getBounds(); const r = t.customDisplayExtent.slice(), { ijkMode: o } = e.getClosestIJKAxis(); let a = t.slice; switch (o !== t.slicingMode && (a = e.getSliceAtPosition(t.slice)), o) { case eS.I: r[0] = a, r[1] = a; break; case eS.J: r[2] = a, r[3] = a; break; case eS.K: r[4] = a, r[5] = a }return n.extentToBounds(r) }, e.getBoundsForSlice = function () { let n = arguments.length > 0 && void 0 !== arguments[0] ? arguments[0] : t.slice, r = arguments.length > 1 && void 0 !== arguments[1] ? arguments[1] : 0; const o = e.getCurrentImage(); if (!o) return Fa(); const a = o.getSpatialExtent(), { ijkMode: i } = e.getClosestIJKAxis(); let s = n; switch (i !== t.slicingMode && (s = e.getSliceAtPosition(n)), i) { case eS.I: a[0] = s - r, a[1] = s + r; break; case eS.J: a[2] = s - r, a[3] = s + r; break; case eS.K: a[4] = s - r, a[5] = s + r }return o.extentToBounds(a) }, e.intersectWithLineForPointPicking = (t, n) => function (e, t, n) { const r = ZC(e, t, n); if (r) { const e = n.getCurrentImage().getExtent(), t = [Math.round(r.absoluteIJK[0]), Math.round(r.absoluteIJK[1]), Math.round(r.absoluteIJK[2])]; return t[0] < e[0] || t[0] > e[1] || t[1] < e[2] || t[1] > e[3] || t[2] < e[4] || t[2] > e[5] ? null : { t: r.t, ijk: t } } return null }(t, n, e), e.intersectWithLineForCellPicking = (t, n) => function (e, t, n) { const r = ZC(e, t, n); if (r) { const e = n.getCurrentImage().getExtent(), t = r.absoluteIJK, o = [Math.floor(t[0]), Math.floor(t[1]), Math.floor(t[2])]; if (o[0] < e[0] || o[0] > e[1] - 1 || o[1] < e[2] || o[1] > e[3] - 1 || o[2] < e[4] || o[2] > (e[5] ? e[5] - 1 : e[5])) return null; const a = [t[0] - o[0], t[1] - o[1], t[2] - o[2]]; return { t: r.t, ijk: o, pCoords: a } } return null }(t, n, e), e.getCurrentImage = () => e.getInputData() } const nS = { slicingMode: eS.NONE, closestIJKAxis: { ijkMode: eS.NONE, flip: !1 }, renderToRectangle: !1, sliceAtFocalPoint: !1, preferSizeOverAccuracy: !1 }; function rS(e, t) { let n = arguments.length > 2 && void 0 !== arguments[2] ? arguments[2] : {}; Object.assign(t, nS, n), YC(e, t, n), jt.get(e, t, ["slicingMode"]), jt.setGet(e, t, ["closestIJKAxis", "renderToRectangle", "sliceAtFocalPoint", "preferSizeOverAccuracy"]), Ul.implementCoincidentTopologyMethods(e, t), tS(e, t) } var oS = { newInstance: jt.newInstance(rS, "vtkImageMapper"), extend: rS, ...QC, ...JC, ...sg }; const { vtkErrorMacro: aS } = jt; function iS(e, t, n, r) { e.set(function (e, t) { let n = 0; return e.map(((e, r) => r === n ? (n += e + 1, e) : e + t)) }(t, n), r) } function sS(e, t) { t.classHierarchy.push("vtkAppendPolyData"), e.requestData = (n, r) => { const o = e.getNumberOfInputPorts(); if (!o) return void aS("No input specified."); if (1 === o) return void (r[0] = n[0]); const a = gu.newInstance(); let i = 0, s = 0, l = 1, c = 1, u = 0, d = 0, p = 0, f = 0, g = !0, m = !0, h = !0; for (let e = 0; e < o; e++) { const t = n[e]; if (!t) continue; const r = t.getPoints().getNumberOfPoints(); i += r, u += t.getVerts().getNumberOfValues(), d += t.getLines().getNumberOfValues(), p += t.getStrips().getNumberOfValues(), f += t.getPolys().getNumberOfValues(), r && (c && (c = 0, s = t.getPoints().getDataType()), l = t.getPoints().getDataType(), s = s > l ? s : l); const o = t.getPointData(); o ? (g = g && null !== o.getNormals(), m = m && null !== o.getTCoords(), h = h && null !== o.getScalars()) : (g = !1, m = !1, h = !1) } t.outputPointsPrecision === js.SINGLE ? s = ys.FLOAT : t.outputPointsPrecision === js.DOUBLE && (s = ys.DOUBLE); const v = mc.newInstance({ dataType: s }); v.setNumberOfPoints(i); const y = v.getData(), T = new Uint32Array(u), b = new Uint32Array(d), x = new Uint32Array(p), C = new Uint32Array(f); let S = null, A = null, I = null; const w = n[o - 1]; if (g) { const e = w.getPointData().getNormals(); S = Es.newInstance({ numberOfComponents: 3, numberOfTuples: i, size: 3 * i, dataType: e.getDataType(), name: e.getName() }) } if (m) { const e = w.getPointData().getTCoords(); A = Es.newInstance({ numberOfComponents: 2, numberOfTuples: i, size: 2 * i, dataType: e.getDataType(), name: e.getName() }) } if (h) { const e = w.getPointData().getScalars(); I = Es.newInstance({ numberOfComponents: e.getNumberOfComponents(), numberOfTuples: i, size: i * e.getNumberOfComponents(), dataType: e.getDataType(), name: e.getName() }) } i = 0, u = 0, d = 0, p = 0, f = 0; for (let e = 0; e < o; e++) { const t = n[e]; y.set(t.getPoints().getData(), 3 * i), iS(T, t.getVerts().getData(), i, u), u += t.getVerts().getNumberOfValues(), iS(b, t.getLines().getData(), i, d), d += t.getLines().getNumberOfValues(), iS(x, t.getStrips().getData(), i, p), p += t.getStrips().getNumberOfValues(), iS(C, t.getPolys().getData(), i, f), f += t.getPolys().getNumberOfValues(); const r = t.getPointData(); if (g) { const e = r.getNormals(); S.getData().set(e.getData(), 3 * i) } if (m) { const e = r.getTCoords(); A.getData().set(e.getData(), 2 * i) } if (h) { const e = r.getScalars(); I.getData().set(e.getData(), i * I.getNumberOfComponents()) } i += t.getPoints().getNumberOfPoints() } a.setPoints(v), a.getVerts().setData(T), a.getLines().setData(b), a.getStrips().setData(x), a.getPolys().setData(C), S && a.getPointData().setNormals(S), A && a.getPointData().setTCoords(A), I && a.getPointData().setScalars(I), r[0] = a } } const lS = { outputPointsPrecision: js.DEFAULT }; function cS(e, t) { let n = arguments.length > 2 && void 0 !== arguments[2] ? arguments[2] : {}; Object.assign(t, lS, n), jt.setGet(e, t, ["outputPointsPrecision"]), jt.obj(e, t), jt.algo(e, t, 1, 1), sS(e, t) } var uS = { newInstance: jt.newInstance(cS, "vtkAppendPolyData"), extend: cS }; function dS(e, t) { t.classHierarchy.push("vtkConeSource"), e.requestData = function (e, n) { if (t.deleted) return; let r = n[0]; const o = 2 * Math.PI / t.resolution, a = -t.height / 2, i = t.resolution + 1, s = 4 * t.resolution + 1 + t.resolution; let l = 0; const c = jt.newTypedArray(t.pointType, 3 * i); let u = 0; const d = new Uint32Array(s); c[0] = t.height / 2, c[1] = 0, c[2] = 0, t.capping && (d[u++] = t.resolution); for (let e = 0; e < t.resolution; e++)l++, c[3 * l + 0] = a, c[3 * l + 1] = t.radius * Math.cos(e * o), c[3 * l + 2] = t.radius * Math.sin(e * o), t.capping && (d[t.resolution - u++ + 1] = l); for (let e = 0; e < t.resolution; e++)d[u++] = 3, d[u++] = 0, d[u++] = e + 1, d[u++] = e + 2 > t.resolution ? 1 : e + 2; Nf().translate(...t.center).rotateFromDirections([1, 0, 0], t.direction).apply(c), r = gu.newInstance(), r.getPoints().setData(c, 3), r.getPolys().setData(d, 1), n[0] = r } } const pS = { height: 1, radius: .5, resolution: 6, center: [0, 0, 0], direction: [1, 0, 0], capping: !0, pointType: "Float64Array" }; function fS(e, t) { let n = arguments.length > 2 && void 0 !== arguments[2] ? arguments[2] : {}; Object.assign(t, pS, n), jt.obj(e, t), jt.setGet(e, t, ["height", "radius", "resolution", "capping"]), jt.setGetArray(e, t, ["center", "direction"], 3), jt.algo(e, t, 0, 1), dS(e, t) } var gS = { newInstance: jt.newInstance(fS, "vtkConeSource"), extend: fS }; function mS(e, t) { t.classHierarchy.push("vtkCylinderSource"), e.requestData = function (e, n) { if (t.deleted) return; let r = n[0]; const o = 2 * Math.PI / t.resolution; let a = 2 * t.resolution, i = 5 * t.resolution; t.capping && (a = 4 * t.resolution, i = 7 * t.resolution + 2); const s = jt.newTypedArray(t.pointType, 3 * a); let l = 0; const c = new Uint32Array(i), u = new Float32Array(3 * a), d = Es.newInstance({ numberOfComponents: 3, values: u, name: "Normals" }), p = new Float32Array(2 * a), f = Es.newInstance({ numberOfComponents: 2, values: p, name: "TCoords" }), g = [0, 0, 0], m = [0, 0, 0], h = [0, 0, 0], v = [0, 0, 0], y = [0, 0], T = [0, 0], b = null == t.otherRadius ? t.radius : t.otherRadius; for (let e = 0; e < t.resolution; e++) { g[0] = Math.cos(e * o + t.initAngle), m[0] = g[0], h[0] = t.radius * g[0] + t.center[0], v[0] = h[0], y[0] = Math.abs(2 * e / t.resolution - 1), T[0] = y[0], h[1] = .5 * t.height + t.center[1], v[1] = -.5 * t.height + t.center[1], y[1] = 0, T[1] = 1, g[2] = -Math.sin(e * o + t.initAngle), m[2] = g[2], h[2] = b * g[2] + t.center[2], v[2] = h[2]; const n = 2 * e; for (let e = 0; e < 3; e++)u[3 * n + e] = g[e], u[3 * (n + 1) + e] = m[e], s[3 * n + e] = h[e], s[3 * (n + 1) + e] = v[e], e < 2 && (p[2 * n + e] = y[e], p[2 * (n + 1) + e] = T[e]) } for (let e = 0; e < t.resolution; e++) { c[l++] = 4, c[l++] = 2 * e, c[l++] = 2 * e + 1; const n = (2 * e + 3) % (2 * t.resolution); c[l++] = n, c[l++] = n - 1 } if (t.capping) { for (let e = 0; e < t.resolution; e++) { h[0] = t.radius * Math.cos(e * o + t.initAngle), v[0] = h[0], y[0] = h[0], T[0] = h[0], h[0] += t.center[0], v[0] += t.center[0], g[1] = 1, m[1] = -1, h[1] = .5 * t.height + t.center[1], v[1] = -.5 * t.height + t.center[1], h[2] = -b * Math.sin(e * o + t.initAngle), v[2] = h[2], y[1] = h[2], T[1] = h[2], h[2] += t.center[2], v[2] += t.center[2]; const n = 2 * t.resolution + e, r = 3 * t.resolution + t.resolution - e - 1; for (let e = 0; e < 3; e++)u[3 * n + e] = g[e], u[3 * r + e] = m[e], s[3 * n + e] = h[e], s[3 * r + e] = v[e], e < 2 && (p[2 * n + e] = y[e], p[2 * r + e] = T[e]) } c[l++] = t.resolution; for (let e = 0; e < t.resolution; e++)c[l++] = 2 * t.resolution + e; c[l++] = t.resolution; for (let e = 0; e < t.resolution; e++)c[l++] = 3 * t.resolution + e } Nf().translate(...t.center).rotateFromDirections([0, 1, 0], t.direction).translate(...t.center.map((e => -1 * e))).apply(s), r = gu.newInstance(), r.getPoints().setData(s, 3), r.getPolys().setData(c, 1), r.getPointData().setNormals(d), r.getPointData().setTCoords(f), n[0] = r } } const hS = { height: 1, initAngle: 0, radius: 1, resolution: 6, center: [0, 0, 0], direction: [0, 1, 0], capping: !0, pointType: "Float64Array" }; function vS(e, t) { let n = arguments.length > 2 && void 0 !== arguments[2] ? arguments[2] : {}; Object.assign(t, hS, n), jt.obj(e, t), jt.setGet(e, t, ["height", "initAngle", "otherRadius", "radius", "resolution", "capping"]), jt.setGetArray(e, t, ["center", "direction"], 3), jt.algo(e, t, 0, 1), mS(e, t) } var yS = { newInstance: jt.newInstance(vS, "vtkCylinderSource"), extend: vS }; function TS(e, t) { t.classHierarchy.push("vtkArrowSource"), e.requestData = function (e, n) { if (t.deleted) return; const r = yS.newInstance({ capping: !0 }); r.setResolution(t.shaftResolution), r.setRadius(t.shaftRadius), r.setHeight(1 - t.tipLength), r.setCenter(0, .5 * (1 - t.tipLength), 0); const o = r.getOutputData(), a = o.getPoints().getData(), i = o.getPointData().getNormals().getData(); Bf().rotateZ(-90).apply(a).apply(i); const s = gS.newInstance(); s.setResolution(t.tipResolution), s.setHeight(t.tipLength), s.setRadius(t.tipRadius); const l = s.getOutputData(), c = l.getPoints().getData(); Nf().translate(1 - .5 * t.tipLength, 0, 0).apply(c); const u = uS.newInstance(); u.setInputData(o), u.addInputData(l); const d = u.getOutputData(), p = d.getPoints().getData(); Nf().translate(.5 * t.tipLength - .5, 0, 0).apply(p), t.invert ? (Nf().rotateFromDirections([1, 0, 0], t.direction).scale(-1, -1, -1).apply(p), n[0] = d) : (Nf().rotateFromDirections([1, 0, 0], t.direction).scale(1, 1, 1).apply(p), n[0] = u.getOutputData()) } } const bS = { tipResolution: 6, tipRadius: .1, tipLength: .35, shaftResolution: 6, shaftRadius: .03, invert: !1, direction: [1, 0, 0], pointType: "Float64Array" }; function xS(e, t) { let n = arguments.length > 2 && void 0 !== arguments[2] ? arguments[2] : {}; Object.assign(t, bS, n), jt.obj(e, t), jt.setGet(e, t, ["tipResolution", "tipRadius", "tipLength", "shaftResolution", "shaftRadius", "invert"]), jt.setGetArray(e, t, ["direction"], 3), jt.algo(e, t, 0, 1), TS(e, t) } var CS = { newInstance: jt.newInstance(xS, "vtkArrowSource"), extend: xS }; function SS(e) { const t = e.getPoints().getBounds(), n = [.5 * -(t[0] + t[1]), .5 * -(t[2] + t[3]), .5 * -(t[4] + t[5])]; Bf().translate(...n).apply(e.getPoints().getData()) } function AS(e, t) { const n = e.getPoints().getBounds(), r = [0, 0, 0]; r[t] = -n[2 * t], Bf().translate(...r).apply(e.getPoints().getData()) } function IS(e, t, n, r) { const o = e.getPoints().getData().length, a = new Uint8ClampedArray(o); let i = 0; for (; i < o;)a[i++] = t, a[i++] = n, a[i++] = r; e.getPointData().setScalars(Es.newInstance({ name: "color", numberOfComponents: 3, values: a })) } function wS(e, t) { t.classHierarchy.push("vtkAxesActor"); const n = nc.newInstance(); e.setMapper(n), e.update = () => { const e = CS.newInstance({ direction: [1, 0, 0], ...t.config }).getOutputData(); t.config.recenter ? SS(e) : AS(e, 0), IS(e, ...t.xAxisColor); const r = CS.newInstance({ direction: [0, 1, 0], ...t.config }).getOutputData(); t.config.recenter ? SS(r) : AS(r, 1), IS(r, ...t.yAxisColor); const o = CS.newInstance({ direction: [0, 0, 1], ...t.config }).getOutputData(); t.config.recenter ? SS(o) : AS(o, 2), IS(o, ...t.zAxisColor); const a = uS.newInstance(); a.setInputData(e), a.addInputData(r), a.addInputData(o), n.setInputConnection(a.getOutputPort()) }, e.update(); const r = jt.debounce(e.update, 0), { setConfig: o, setXAxisColor: a, setYAxisColor: i, setZAxisColor: s } = e; e.setConfig = e => !!o(e) && (r(), !0), e.setXAxisColor = e => !!a(e) && (r(), !0), e.setYAxisColor = e => !!i(e) && (r(), !0), e.setZAxisColor = e => !!s(e) && (r(), !0) } const PS = { config: { recenter: !0, tipResolution: 60, tipRadius: .1, tipLength: .2, shaftResolution: 60, shaftRadius: .03, invert: !1 }, xAxisColor: [255, 0, 0], yAxisColor: [255, 255, 0], zAxisColor: [0, 128, 0] }; function OS(e, t) { let n = arguments.length > 2 && void 0 !== arguments[2] ? arguments[2] : {}; Object.assign(t, PS, n), hs.extend(e, t, n), jt.setGet(e, t, ["config"]), jt.setGetArray(e, t, ["xAxisColor", "yAxisColor", "zAxisColor"], 3, 255), wS(e, t) } var RS = { newInstance: jt.newInstance(OS, "vtkAxesActor"), extend: OS }; const MS = "resetcamera", DS = "orientation", ES = { MODE_RESET_CAMERA: MS, MODE_ORIENTATION: DS, MODE_SAME: "same" }; function VS(e, t) { t.classHierarchy.push("vtkCameraSynchronizer"); const n = new Float64Array(9), r = new Float64Array(3), o = []; function a() { for (; o.length;)o.pop().unsubscribe(); if (!t.srcRenderer || !t.dstRenderer) return; const n = t.srcRenderer.getActiveCamera(), r = t.srcRenderer.getRenderWindow().getInteractor(); o.push(n.onModified((() => { r.isAnimating() || e.update() }))), o.push(r.onAnimation(e.update)), o.push(r.onEndAnimation(e.update)) } t._srcRendererChanged = a, t._dstRendererChanged = a, e.update = () => { if (!t.active || !t.srcRenderer || !t.dstRenderer) return; const e = t.srcRenderer.getActiveCamera(), o = t.dstRenderer.getActiveCamera(), a = (i = e.getReferenceByName("position"), s = e.getReferenceByName("focalPoint"), l = e.getReferenceByName("viewUp"), (n[0] !== i[0] || n[1] !== i[1] || n[2] !== i[2] || n[3] !== s[0] || n[4] !== s[1] || n[5] !== s[2] || n[6] !== l[0] || n[7] !== l[1] || n[8] !== l[2]) && (n[0] = i[0], n[1] = i[1], n[2] = i[2], n[3] = s[0], n[4] = s[1], n[5] = s[2], n[6] = l[0], n[7] = l[1], n[8] = l[2], n)); var i, s, l; a && (t.mode === DS ? (r[0] = a[0] - a[3], r[1] = a[1] - a[4], r[2] = a[2] - a[5], qo(r), o.setPosition(t.focalPoint[0] + t.distance * r[0], t.focalPoint[1] + t.distance * r[1], t.focalPoint[2] + t.distance * r[2]), o.setFocalPoint(t.focalPoint[0], t.focalPoint[1], t.focalPoint[2]), o.setViewUp(a[6], a[7], a[8])) : (o.setPosition(a[0], a[1], a[2]), o.setFocalPoint(a[3], a[4], a[5]), o.setViewUp(a[6], a[7], a[8])), t.mode === MS && t.dstRenderer.resetCamera()) }, e.delete = Vt((() => e.setSrcRenderer(null)), e.delete), a() } const LS = { mode: DS, focalPoint: [0, 0, 0], distance: 6.8, active: !0 }; function BS(e, t) { let n = arguments.length > 2 && void 0 !== arguments[2] ? arguments[2] : {}; Object.assign(t, LS, n), yt(e, t), At(e, t, ["mode", "active", "srcRenderer", "dstRenderer", "distance"]), Pt(e, t, ["focalPoint"], 3, 0), VS(e, t) } var NS = { newInstance: Et(BS, "vtkCameraSynchronizer"), extend: BS, SynchronizationMode: ES }; const _S = {}, FS = { CameraSync: class { constructor(e, t) { this.ctx = e, this.behavior = NS.newInstance(this.getProperties(t)), this.behavior.update() } getProperties(e) { let { actorBounds: t, srcRenderer: n, dstRenderer: r } = e; return { distance: 3.4 * Math.max(t[1] - t[0], t[3] - t[2], t[5] - t[4]), focalPoint: [.5 * (t[0] + t[1]), .5 * (t[2] + t[3]), .5 * (t[4] + t[5])], mode: NS.SynchronizationMode.MODE_ORIENTATION, srcRenderer: this.ctx.getInstance(n), dstRenderer: this.ctx.getInstance(r) } } update(e) { this.behavior.set(this.getProperties(e)), this.behavior.update() } delete() { this.behavior.delete() } } }; var kS = function (e, t, n) { const r = e.get("synchronizedViewId").synchronizedViewId; if (!t.behaviors || !r) return; _S[r] || (_S[r] = {}); const o = _S[r]; if (t.behaviors.autoOrientation) { const t = e.getRenderers(); if (!o.autoOrientationAxes && 2 === t.length) { let e = null, n = null; for (let r = 0; r < t.length; r++) { const o = t[r]; o.getInteractive() ? e = o : n = o } e && n && (o.autoOrientationAxes = NS.newInstance({ srcRenderer: e, dstRenderer: n })) } o.autoOrientationAxes && 2 !== t.length && (o.autoOrientationAxes.delete(), delete o.autoOrientationAxes) } const a = Object.keys(t.behaviors), i = Object.keys(o); for (let e = 0; e < a.length; e++) { const r = a[e]; if (o[r]) o[r].update(t.behaviors[r]); else { const e = t.behaviors[r]; FS[e.type] ? o[r] = new FS[e.type](n, e) : console.log("No mapping for", e) } } for (let e = 0; e < i.length; e++) { const n = a[e]; t.behaviors[n] || (o[n].delete(), delete o[n]) } }; const GS = {}, US = /instance:\${([^}]+)}/, zS = {}, WS = [], HS = {}, jS = { vtkPoints: mc, vtkCellArray: cc, vtkDataArray: Es }; function KS(e) { return e.map((e => US.exec(e))).filter((e => e)).map((e => e[1])) } function $S(e) { let t = arguments.length > 1 && void 0 !== arguments[1] ? arguments[1] : []; return e.dependencies && e.dependencies.forEach((e => { t.push(e.id), $S(e, t) })), t } function qS(e, t, n, r) { if (!t) return Promise.reject(new Error("No instance provided.")); const o = GS[e]; return o && o.update ? o.update(t, n, r) : Promise.reject(new Error(`No updater for ${e}`)) } function XS(e) { let t = arguments.length > 1 && void 0 !== arguments[1] ? arguments[1] : {}; const n = GS[e]; return n && n.build ? n.build(t) : (console.log("No builder for", e), null) } function YS() { Object.keys(GS).forEach((e => { delete GS[e] })) } function ZS() { Object.keys(zS).forEach((e => { delete zS[e] })) } function QS(e) { if (1 === e[1].length) return -1 === WS.indexOf(e[1][0]); let t = !1; for (let n = 0; n < e[1].length; n++)t = t || -1 === WS.indexOf(e[1][n]); return t } function JS(e, t, n) { n.start(), e.set(t.properties), t.dependencies && t.dependencies.forEach((e => { const { id: t, type: r } = e; if (HS[r]) { const { key: n, value: o } = HS[r]; if (!n || e.properties[n] === o) return void WS.push((e => `instance:\${${e}}`)(t)) } let o = n.getInstance(t); o || (o = XS(r, { managedInstanceId: t }), n.registerInstance(t, o)), qS(r, o, e, n) })), t.calls && t.calls.filter(QS).forEach((t => { var r; e[t[0]].apply(null, (r = n, t[1].map((e => { const t = US.exec(e); return t ? r.getInstance(t[1]) : e })))) })); const r = []; if (t.arrays) { const o = [], a = Object.values(t.arrays).map((t => (n.start(), n.getArray(t.hash, t.dataType, n).then(function (e, t, n) { return r => { const o = t.registration ? t.registration : "addArray", a = t.location ? e.getReferenceByName(t.location) : e; let i = null; if (i = t.location ? e.getReferenceByName(t.location).getArray(t.name) : e[`get${o.substring(3)}`](), i) return i.getData() !== r && n.push([i.setData, [r, t.numberOfComponents]]), i; const s = t.vtkClass ? t.vtkClass : "vtkDataArray", l = jS[s].newInstance({ ...t, values: r }); return n.push([a[o], [l]]), l } }(e, t, o)).catch((e => { console.log("Error fetching array", JSON.stringify(t), e) })).finally(n.end)))); n.start(), r.push(Promise.all(a).then((() => (o.length && e.modified(), function (e) { for (; e.length;) { const [t, n] = e.shift(); t(...n) } }(o), !0))).catch((e => { console.error("Error in array handling for state", JSON.stringify(t), e) })).finally(n.end)) } return n.end(), Promise.all(r) } function eA(e, t, n) { zS[t.id] || JS(e, t, n), zS[t.id] = !0 } function tA(e, t) { const n = [], r = e.getNumberOfArrays(); for (let o = 0; o < r; o++) { const r = e.getArray(o).getName(); t.has(r) || n.push(r) } for (let t = 0; t < n.length; t++)e.removeArray(n[t]) } function nA(e) { const t = e.name ? `_${e.name}` : ""; return `${e.hash}_${e.dataType}${t}` } function rA() { let e = arguments.length > 0 && void 0 !== arguments[0] ? arguments[0] : []; return (t, n, r) => { r.start(); const o = { ...n.properties }; n.arrays || (n.arrays = {}); for (let t = 0; t < e.length; t++) { const r = e[t]; if (n.properties[r]) { const e = n.properties[r]; e.registration = `set${st(r)}`; const t = nA(e); n.arrays[t] = e, delete o[r] } } const a = n.properties.fields || []; for (let e = 0; e < a.length; e++) { const t = a[e], r = nA(t); n.arrays[r] = t } delete o.fields; const i = { pointData: new Set, cellData: new Set, fieldData: new Set }; a.forEach((e => { let { location: t, name: n } = e; i[t].add(n) })), tA(t.getPointData(), i.pointData), tA(t.getCellData(), i.cellData); const s = { ...n }; s.properties = o; const l = JS(t, s, r); return r.end(), l } } const oA = rA(["points", "polys", "verts", "lines", "strips"]), aA = rA([]); function iA(e) { let t = arguments.length > 1 && void 0 !== arguments[1] ? arguments[1] : null, n = arguments.length > 2 && void 0 !== arguments[2] ? arguments[2] : JS; XS || qS ? GS[e] = { build: t, update: n } : delete GS[e] } const sA = { vtkMapper: ["vtkOpenGLPolyDataMapper", "vtkCompositePolyDataMapper2", "vtkDataSetMapper"], vtkProperty: ["vtkOpenGLProperty"], vtkRenderer: ["vtkOpenGLRenderer"], vtkCamera: ["vtkOpenGLCamera"], vtkColorTransferFunction: ["vtkPVDiscretizableColorTransferFunction"], vtkActor: ["vtkOpenGLActor", "vtkPVLODActor"], vtkLight: ["vtkOpenGLLight", "vtkPVLight"], vtkTexture: ["vtkOpenGLTexture"], vtkImageMapper: ["vtkOpenGLImageSliceMapper"], vtkVolumeMapper: ["vtkFixedPointVolumeRayCastMapper"] }, lA = { vtkAxesActor: { build: RS.newInstance, update: JS }, vtkRenderWindow: { build: av.newInstance, update: function (e, t, n) { t.calls && t.calls.filter(QS).filter((e => "removeRenderer" === e[0])).forEach((e => { KS(e[1]).forEach((e => { n.getInstance(e).getViewProps().forEach((e => { const t = e.get("flattenedDepIds").flattenedDepIds; t && t.forEach((e => n.unregisterInstance(e))), n.unregisterInstance(n.getInstanceId(e)) })) })) })), e.render(), JS(e, t, n), kS(e, t, n) } }, vtkRenderer: { build: Qh.newInstance, update: function (e, t, n) { JS(e, t, n); const r = new Set; t.dependencies && t.dependencies.forEach((e => { const t = n.getInstance(e.id); if (t) { const n = $S(e); t.set({ flattenedDepIds: n }, !0), n.forEach((e => r.add(e))) } })); const o = new Set; t.calls && t.calls.filter(QS).filter((e => "removeViewProp" === e[0])).forEach((e => { KS(e[1]).forEach((e => { const t = n.getInstance(e).get("flattenedDepIds").flattenedDepIds; t && t.forEach((e => o.add(e))), o.add(e) })) })), [...o].filter((e => !r.has(e))).forEach((e => n.unregisterInstance(e))) } }, vtkLookupTable: { build: El.newInstance, update: JS }, vtkCamera: { build: Bh.newInstance, update: eA }, vtkPolyData: { build: gu.newInstance, update: oA }, vtkImageData: { build: fl.newInstance, update: aA }, vtkMapper: { build: nc.newInstance, update: JS }, vtkGlyph3DMapper: { build: pC.newInstance, update: JS }, vtkProperty: { build: ds.newInstance, update: JS }, vtkActor: { build: hs.newInstance, update: JS }, vtkLight: { build: kh.newInstance, update: JS }, vtkColorTransferFunction: { build: oC.newInstance, update: function (e, t, n) { if (n.start(), t.properties.nodes) { const n = t.properties.nodes.map((e => { let [t, n, r, o, a, i] = e; return { x: t, r: n, g: r, b: o, midpoint: a, sharpness: i } })); e.set({ ...t.properties, nodes: n }, !0) } else e.set(t.properties); n.end() } }, vtkTexture: { build: Tu.newInstance, update: JS }, vtkVolume: { build: RC.newInstance, update: JS }, vtkVolumeMapper: { build: NC.newInstance, update: JS }, vtkVolumeProperty: { build: AC.newInstance, update: JS }, vtkImageSlice: { build: $C.newInstance, update: JS }, vtkImageMapper: { build: oS.newInstance, update: JS }, vtkImageProperty: { build: zC.newInstance, update: JS }, vtkPiecewiseFunction: { build: vC.newInstance, update: function (e, t, n) { if (n.start(), t.properties.nodes) { const n = t.properties.nodes.map((e => { let [t, n, r, o] = e; return { x: t, y: n, midpoint: r, sharpness: o } })); e.set({ ...t.properties, nodes: n }, !0), e.sortAndUpdateRange() } else e.set(t.properties); n.end() } }, vtkCubeAxesActor: { build: Fu.newInstance, update: JS }, vtkScalarBarActor: { build: Op.newInstance, update: JS } }; function cA() { let e = !(arguments.length > 0 && void 0 !== arguments[0]) || arguments[0]; e && YS(), Object.keys(lA).forEach((e => { const t = lA[e]; iA(e, t.build, t.update) })) } function uA() { Object.keys(sA).forEach((e => { sA[e].forEach((t => { GS[t] = GS[e] })) })) } cA(), uA(), HS.vtkPVLight = {}; var dA = { build: XS, update: qS, genericUpdater: JS, oneTimeGenericUpdater: eA, setTypeMapping: iA, clearTypeMapping: YS, getSupportedTypes: function () { return Object.keys(GS) }, clearOneTimeUpdaters: function () { for (var e = arguments.length, t = new Array(e), n = 0; n < e; n++)t[n] = arguments[n]; if (0 === t.length) return ZS(); let r = t; return 1 === r.length && Array.isArray(r[0]) && (r = r[0]), r.forEach((e => { delete zS[e] })), r }, updateRenderWindow: function (e, t, n) { return qS("vtkRenderWindow", e, t, n) }, excludeInstance: function (e, t, n) { HS[e] = { key: t, value: n } }, setDefaultMapping: cA, applyDefaultAliases: uA, alwaysUpdateCamera: function () { iA("vtkCamera", Bh.newInstance), uA() } }; const pA = {}; function fA() { const e = {}; let t = null; return { setFetchArrayFunction: function (e) { t = e }, getArray: function (n, r, o) { const a = e[n]; return a ? (a.mtimes[o.getActiveViewId()] = o.getMTime(), new Promise(((e, t) => { e(a.array) }))) : t ? new Promise(((a, i) => { t(n).then((t => { let i = t; if ("string" == typeof t && (i = Dm(t)), i instanceof Blob) { const t = new FileReader; t.onload = () => { const i = at(r, t.result), s = { [o.getActiveViewId()]: o.getMTime() }; e[n] = { mtimes: s, array: i }, a(i) }, t.readAsArrayBuffer(i) } else { const t = at(r, i), s = { [o.getActiveViewId()]: o.getMTime() }; e[n] = { mtimes: s, array: t }, a(t) } }), (e => { console.log("Error getting data array:"), console.log(e), i(e) })) })) : Promise.reject(new Error('No array fetcher found, please use "setArrayFetcher" to provide one')) }, emptyCachedArrays: function () { Object.keys(e).forEach((t => { delete e[t] })) }, freeOldArrays: function (t, n) { const r = n.getMTime() - t; Object.keys(e).filter((t => e[t].mtimes[n.getActiveViewId()])).filter((t => e[t].mtimes[n.getActiveViewId()] < r)).forEach((t => { delete e[t] })) } } } function gA() { const e = {}; return { getInstance: function (t) { return e[t] }, getInstanceId: function (t) { let n = null; return Object.keys(e).forEach((r => { t === e[r] && (n = r) })), n }, registerInstance: function (t, n) { e[t] = n, n.set({ remoteId: t }, !0, !0) }, unregisterInstance: function (t) { delete e[t] }, emptyCachedInstances: function () { Object.keys(e).forEach((t => { delete e[t] })) } } } function mA() { let e = 0; const t = { start() { e += 1, t.invokeProgressEvent(e) }, end() { e -= 1, t.invokeProgressEvent(e), 0 === e && t.invokeProgressDone() }, resetProgress() { e = 0 } }, n = {}; return Dt(t, n, "progressEvent"), Dt(t, n, "progressDone"), t } function hA() { const e = {}; let t = "default"; return { getMTime: function (n) { return e[n || t] || 1 }, incrementMTime: function (n) { const r = n || t; e[r] || (e[r] = 1), e[r] += 1 }, setActiveViewId: function (e) { t = e }, getActiveViewId: function () { return t } } } function vA() { let e = arguments.length > 0 && void 0 !== arguments[0] ? arguments[0] : "default", t = pA[e]; return t || (t = { ...fA(), ...gA(), ...mA(), ...hA() }, pA[e] = t), t } function yA(e, t) { let n = -1, r = 100; const o = e => e.get("managedInstanceId").managedInstanceId, a = () => Bt(e, o); function i(t) { e.set({ synchronizedViewId: t }, !0, !0) } function s() { return e.get("synchronizedViewId").synchronizedViewId } return { synchronize: function (o) { s() || i(o.id); const a = o.mtime || 0; return s() === o.id && n < a ? new Promise(((i, s) => { const l = t.onProgressDone((() => { l.unsubscribe(), e.render(), i(!0) })); n = a, t.setActiveViewId(o.id), t.incrementMTime(), dA.updateRenderWindow(e, o, t), t.freeOldArrays(r, t) })) : Promise.resolve(!1) }, setSynchronizedViewId: i, getSynchronizedViewId: s, updateGarbageCollectorThreshold: function (e) { r = e }, getManagedInstanceIds: a, clearOneTimeUpdaters: function () { dA.clearOneTimeUpdaters(a()) } } } function TA(e, t) { t.classHierarchy.push("vtkSynchronizableRenderWindow"), t.synchronizerContext || (t.synchronizerContext = vA(t.synchronizerContextName)); const n = yA(e, t.synchronizerContext); Object.keys(n).forEach((t => { e[t] ? e[t] = Vt(e[t], n[t]) : e[t] = n[t] })) } const bA = { synchronizerContextName: "default", synchronizerContext: null, synchronizedViewId: null }; function xA(e, t) { let n = arguments.length > 2 && void 0 !== arguments[2] ? arguments[2] : {}; Object.assign(t, bA, n), av.extend(e, t), bt(e, t, ["synchronizerContext"]), TA(e, t) } var CA = { newInstance: Et(xA, "vtkSynchronizableRenderWindow"), extend: xA, getSynchronizerContext: vA, setSynchronizerContext: function (e, t) { pA[e] = t }, clearSynchronizerContext: function (e) { if (e && pA[e] && delete pA[e], !e) { const e = Object.keys(pA); for (let t = 0; t < e.length; t++)delete pA[e[t]] } }, decorate: function (e) { let t = arguments.length > 1 && void 0 !== arguments[1] ? arguments[1] : "default"; const n = yA(e, vA(t)); return { ...n, ...e, delete: Vt(e.delete, n.delete) } }, createInstanceMap: gA, createArrayHandler: fA, createProgressHandler: mA, createSceneMtimeHandler: hA, vtkObjectManager: dA }; const { vtkErrorMacro: SA, vtkDebugMacro: AA } = jt; let IA = 0; function wA(e) { const t = document.querySelector(`.webResource[data-url="${e}"]`); return t ? t.innerHTML : null } function PA(e) { return "/" === e[0] ? e.substr(1) : e } const OA = { fetchJSON: function (e, t) { return new Promise(((e, n) => { const r = wA(PA(t)); null === r ? n(new Error(`No such JSON ${t}`)) : e(JSON.parse(r)) })) }, fetchText: function (e, t) { return new Promise(((e, n) => { const r = wA(t); null === r ? n(new Error(`No such text ${t}`)) : e(r) })) }, fetchArray: function (e, t, n) { let r = arguments.length > 3 && void 0 !== arguments[3] ? arguments[3] : {}; return new Promise(((o, a) => { const i = PA([t, n.ref.basepath, r.compression ? `${n.ref.id}.gz` : n.ref.id].join("/")), s = wA(i); if (null === s) a(new Error(`No such array ${i}`)); else { if ("string" === n.dataType) { let e = atob(s); r.compression && (e = yh(mh(e))), n.values = JSON.parse(e) } else { const e = new Uint8Array(Dm(s)); n.buffer = new ArrayBuffer(e.length), new Uint8Array(n.buffer).set(e), r.compression && ("string" === n.dataType || "JSON" === n.dataType ? n.buffer = yh(mh(new Uint8Array(n.buffer))) : n.buffer = mh(new Uint8Array(n.buffer)).buffer), "JSON" === n.ref.encode ? n.values = JSON.parse(n.buffer) : (Ah !== n.ref.encode && Ah && (AA(`Swap bytes of ${n.name}`), Ih(n.buffer, vs[n.dataType])), n.values = jt.newTypedArray(n.dataType, n.buffer)), n.values.length !== n.size && SA(`Error in FetchArray: ${n.name} does not have the proper array size. Got ${n.values.length}, instead of ${n.size}`) } delete n.ref, 0 == --IA && e?.invokeBusy && e.invokeBusy(!1), e?.modified && e.modified(), o(n) } })) }, fetchImage: function (e, t) { return new Promise(((e, n) => { const r = function (e) { return document.querySelector(`.webResource[data-url="${e}"]`) }(t); r ? e(r) : n(new Error(`No such image ${t}`)) })) } }; Vm("html", (e => OA)); const { vtkErrorMacro: RA, vtkDebugMacro: MA } = jt; function DA(e) { return function (e) { return "/" === e[0] ? e.substr(1) : e }(function (e) { return new URL(e, "http://any").pathname }(e)) } const EA = function (e) { let t = !1, n = 0, r = null, o = ""; var a; return (a = e.zipContent, new Promise(((e, t) => { "string" == typeof a ? e(function (e, t) { if (t) { for (var n = new Bm(e.length), r = 0; r < e.length; ++r)n[r] = e.charCodeAt(r); return n } if (hh) return hh.encode(e); var o = e.length, a = new Bm(e.length + (e.length >> 1)), i = 0, s = function (e) { a[i++] = e }; for (r = 0; r < o; ++r) { if (i + 5 > a.length) { var l = new Bm(i + 8 + (o - r << 1)); l.set(a), a = l } var c = e.charCodeAt(r); c < 128 || t ? s(c) : c < 2048 ? (s(192 | c >> 6), s(128 | 63 & c)) : c > 55295 && c < 57344 ? (s(240 | (c = 65536 + (1047552 & c) | 1023 & e.charCodeAt(++r)) >> 18), s(128 | c >> 12 & 63), s(128 | c >> 6 & 63), s(128 | 63 & c)) : (s(224 | c >> 12), s(128 | c >> 6 & 63), s(128 | 63 & c)) } return oh(a, 0, i) }(a)) : a instanceof Blob ? e(a.arrayBuffer().then((e => new Uint8Array(e)))) : a instanceof ArrayBuffer ? e(new Uint8Array(a)) : a?.buffer instanceof ArrayBuffer ? e(new Uint8Array(a.buffer)) : t(new Error("Invalid datatype to unpack.")) }))).then((n => { r = Ch(n), t = !0; const a = []; Object.keys(r).forEach((e => { e.endsWith("index.json") && a.push(e) })), a.sort(((e, t) => e.length - t.length)), o = a[0].replace(/index\.json$/, ""), e.callback && e.callback(r) })), { fetchArray(e, a, i) { let s = arguments.length > 3 && void 0 !== arguments[3] ? arguments[3] : {}; return new Promise(((l, c) => { t || RA("ERROR!!! zip not ready..."); const u = DA([a, i.ref.basepath, s.compression ? `${i.ref.id}.gz` : i.ref.id].join("/")); function d() { delete i.ref, 0 == --n && e?.invokeBusy && e.invokeBusy(!1), e?.modified && e.modified(), l(i) } 1 == ++n && e?.invokeBusy && e.invokeBusy(!0); const p = r[`${o}${u}`]; if ("string" !== i.dataType || s.compression) { const e = function (e, t, n) { return r => { e.buffer = new ArrayBuffer(r.length), new Uint8Array(e.buffer).set(r), t && ("string" === e.dataType || "JSON" === e.dataType ? e.buffer = yh(mh(new Uint8Array(e.buffer))) : e.buffer = mh(new Uint8Array(e.buffer)).buffer), "JSON" === e.ref.encode ? e.values = JSON.parse(e.buffer) : (Ah !== e.ref.encode && Ah && (MA(`Swap bytes of ${e.name}`), Ih(e.buffer, vs[e.dataType])), e.values = jt.newTypedArray(e.dataType, e.buffer)), e.values.length !== e.size && RA(`Error in FetchArray: ${e.name} does not have the proper array size. 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(t.a = e / 4294967296 | 0, t.b = 0 | e) : n += e; for (var r = 0; r < n.length + 20; r++)t.b ^= 0 | n.charCodeAt(r), t.next() } function s(e, t) { return t.a = e.a, t.b = e.b, t.c = e.c, t.d = e.d, t } function l(e, t) { var n = new i(e), r = t && t.state, o = function () { return (n.next() >>> 0) / 4294967296 }; return o.double = function () { do { var e = ((n.next() >>> 11) + (n.next() >>> 0) / 4294967296) / (1 << 21) } while (0 === e); return e }, o.int32 = n.next, o.quick = o, r && ("object" == typeof r && s(r, n), o.state = function () { return s(n, {}) }), o } o && o.exports ? o.exports = l : n.amdD && n.amdO ? void 0 === (r = function () { return l }.call(t, n, t, o)) || (o.exports = r) : this.tychei = l }(0, e = n.nmd(e), n.amdD) }, 115: function (e, t, n) { var r; !function (e, o, a) { function i(e) { var t = this, n = ""; t.x = 0, t.y = 0, t.z = 0, t.w = 0, t.next = function () { var e = t.x ^ t.x << 11; return t.x = t.y, t.y = t.z, t.z = t.w, t.w ^= t.w >>> 19 ^ e ^ e >>> 8 }, e === (0 | e) ? t.x = e : n += e; for (var r = 0; r < n.length + 64; r++)t.x ^= 0 | n.charCodeAt(r), t.next() } function s(e, t) { return t.x = e.x, t.y = e.y, t.z = e.z, t.w = e.w, t } function l(e, t) { var n = new i(e), r = t && t.state, o = function () { return (n.next() >>> 0) / 4294967296 }; return o.double = function () { do { var e = ((n.next() >>> 11) + (n.next() >>> 0) / 4294967296) / (1 << 21) } while (0 === e); return e }, o.int32 = n.next, o.quick = o, r && ("object" == typeof r && s(r, n), o.state = function () { return s(n, {}) }), o } o && o.exports ? o.exports = l : n.amdD && n.amdO ? void 0 === (r = function () { return l }.call(t, n, t, o)) || (o.exports = r) : this.xor128 = l }(0, e = n.nmd(e), n.amdD) }, 65: function (e, t, n) { var r; !function (e, o, a) { function i(e) { var t = this; t.next = function () { var e, n, r = t.w, o = t.X, a = t.i; return t.w = r = r + 1640531527 | 0, n = o[a + 34 & 127], e = o[a = a + 1 & 127], n ^= n << 13, e ^= e << 17, n ^= n >>> 15, e ^= e >>> 12, n = o[a] = n ^ e, t.i = a, n + (r ^ r >>> 16) | 0 }, function (e, t) { var n, r, o, a, i, s = [], l = 128; for (t === (0 | t) ? (r = t, t = null) : (t += "\0", r = 0, l = Math.max(l, t.length)), o = 0, a = -32; a < l; ++a)t && (r ^= t.charCodeAt((a + 32) % t.length)), 0 === a && (i = r), r ^= r << 10, r ^= r >>> 15, r ^= r << 4, r ^= r >>> 13, a >= 0 && (i = i + 1640531527 | 0, o = 0 == (n = s[127 & a] ^= r + i) ? o + 1 : 0); for (o >= 128 && (s[127 & (t && t.length || 0)] = -1), o = 127, a = 512; a > 0; --a)r = s[o + 34 & 127], n = s[o = o + 1 & 127], r ^= r << 13, n ^= n << 17, r ^= r >>> 15, n ^= n >>> 12, s[o] = r ^ n; e.w = i, e.X = s, e.i = o }(t, e) } function s(e, t) { return t.i = e.i, t.w = e.w, t.X = e.X.slice(), t } function l(e, t) { null == e && (e = +new Date); var n = new i(e), r = t && t.state, o = function () { return (n.next() >>> 0) / 4294967296 }; return o.double = function () { do { var e = ((n.next() >>> 11) + (n.next() >>> 0) / 4294967296) / (1 << 21) } while (0 === e); return e }, o.int32 = n.next, o.quick = o, r && (r.X && s(r, n), o.state = function () { return s(n, {}) }), o } o && o.exports ? o.exports = l : n.amdD && n.amdO ? void 0 === (r = function () { return l }.call(t, n, t, o)) || (o.exports = r) : this.xor4096 = l }(0, e = n.nmd(e), n.amdD) }, 332: function (e, t, n) { var r; !function (e, o, a) { function i(e) { var t = this; t.next = function () { var e, n, r = t.x, o = t.i; return e = r[o], n = (e ^= e >>> 7) ^ e << 24, n ^= (e = r[o + 1 & 7]) ^ e >>> 10, n ^= (e = r[o + 3 & 7]) ^ e >>> 3, n ^= (e = r[o + 4 & 7]) ^ e << 7, e = r[o + 7 & 7], n ^= (e ^= e << 13) ^ e << 9, r[o] = n, t.i = o + 1 & 7, n }, function (e, t) { var n, r = []; if (t === (0 | t)) r[0] = t; else for (t = "" + t, n = 0; n < t.length; ++n)r[7 & n] = r[7 & n] << 15 ^ t.charCodeAt(n) + r[n + 1 & 7] << 13; for (; r.length < 8;)r.push(0); for (n = 0; n < 8 && 0 === r[n]; ++n); for (8 == n ? r[7] = -1 : r[n], e.x = r, e.i = 0, n = 256; n > 0; --n)e.next() }(t, e) } function s(e, t) { return t.x = e.x.slice(), t.i = e.i, t } function l(e, t) { null == e && (e = +new Date); var n = new i(e), r = t && t.state, o = function () { return (n.next() >>> 0) / 4294967296 }; return o.double = function () { do { var e = ((n.next() >>> 11) + (n.next() >>> 0) / 4294967296) / (1 << 21) } while (0 === e); return e }, o.int32 = n.next, o.quick = o, r && (r.x && s(r, n), o.state = function () { return s(n, {}) }), o } o && o.exports ? o.exports = l : n.amdD && n.amdO ? void 0 === (r = function () { return l }.call(t, n, t, o)) || (o.exports = r) : this.xorshift7 = l }(0, e = n.nmd(e), n.amdD) }, 965: function (e, t, n) { var r; !function (e, o, a) { function i(e) { var t = this, n = ""; t.next = function () { var e = t.x ^ t.x >>> 2; return t.x = t.y, t.y = t.z, t.z = t.w, t.w = t.v, (t.d = t.d + 362437 | 0) + (t.v = t.v ^ t.v << 4 ^ e ^ e << 1) | 0 }, t.x = 0, t.y = 0, t.z = 0, t.w = 0, t.v = 0, e === (0 | e) ? t.x = e : n += e; for (var r = 0; r < n.length + 64; r++)t.x ^= 0 | n.charCodeAt(r), r == n.length && (t.d = t.x << 10 ^ t.x >>> 4), t.next() } function s(e, t) { return t.x = e.x, t.y = e.y, t.z = e.z, t.w = e.w, t.v = e.v, t.d = e.d, t } function l(e, t) { var n = new i(e), r = t && t.state, o = function () { return (n.next() >>> 0) / 4294967296 }; return o.double = function () { do { var e = ((n.next() >>> 11) + (n.next() >>> 0) / 4294967296) / (1 << 21) } while (0 === e); return e }, o.int32 = n.next, o.quick = o, r && ("object" == typeof r && s(r, n), o.state = function () { return s(n, {}) }), o } o && o.exports ? o.exports = l : n.amdD && n.amdO ? void 0 === (r = function () { return l }.call(t, n, t, o)) || (o.exports = r) : this.xorwow = l }(0, e = n.nmd(e), n.amdD) }, 293: function (e, t, n) { var r; !function (o, a, i) { var s, l = 256, c = i.pow(l, 6), u = i.pow(2, 52), d = 2 * u, p = 255; function f(e, t, n) { var r = [], p = v(h((t = 1 == t ? { entropy: !0 } : t || {}).entropy ? [e, y(a)] : null == e ? function () { try { var e; return s && (e = s.randomBytes) ? e = e(l) : (e = new Uint8Array(l), (o.crypto || o.msCrypto).getRandomValues(e)), y(e) } catch (e) { var t = o.navigator, n = t && t.plugins; return [+new Date, o, n, o.screen, y(a)] } }() : e, 3), r), f = new g(r), T = function () { for (var e = f.g(6), t = c, n = 0; e < u;)e = (e + n) * l, t *= l, n = f.g(1); for (; e >= d;)e /= 2, t /= 2, n >>>= 1; return (e + n) / t }; return T.int32 = function () { return 0 | f.g(4) }, T.quick = function () { return f.g(4) / 4294967296 }, T.double = T, v(y(f.S), a), (t.pass || n || function (e, t, n, r) { return r && (r.S && m(r, f), e.state = function () { return m(f, {}) }), n ? (i.random = e, t) : e })(T, p, "global" in t ? t.global : this == i, t.state) } function g(e) { var t, n = e.length, r = this, o = 0, a = r.i = r.j = 0, i = r.S = []; for (n || (e = [n++]); o < l;)i[o] = o++; for (o = 0; o < l; o++)i[o] = i[a = p & a + e[o % n] + (t = i[o])], i[a] = t; (r.g = function (e) { for (var t, n = 0, o = r.i, a = r.j, i = r.S; e--;)t = i[o = p & o + 1], n = n * l + i[p & (i[o] = i[a = p & a + t]) + (i[a] = t)]; return r.i = o, r.j = a, n })(l) } function m(e, t) { return t.i = e.i, t.j = e.j, t.S = e.S.slice(), t } function h(e, t) { var n, r = [], o = typeof e; if (t && "object" == o) for (n in e) try { r.push(h(e[n], t - 1)) } catch (e) { } return r.length ? r : "string" == o ? e : e + "\0" } function v(e, t) { for (var n, r = e + "", o = 0; o < r.length;)t[p & o] = p & (n ^= 19 * t[p & o]) + r.charCodeAt(o++); return y(t) } function y(e) { return String.fromCharCode.apply(0, e) } if (v(i.random(), a), e.exports) { e.exports = f; try { s = n(706) } catch (e) { } } else void 0 === (r = function () { return f }.call(t, n, t, e)) || (e.exports = r) }("undefined" != typeof self ? self : this, [], Math) }, 594: function (e) { e.exports = function (e) { "use strict"; var t = ["0", "1", "2", "3", "4", "5", "6", "7", "8", "9", "a", "b", "c", "d", "e", "f"]; function n(e, t) { var n = e[0], r = e[1], o = e[2], a = e[3]; r = ((r += ((o = ((o += ((a = ((a += ((n = ((n += (r & o | ~r & a) + t[0] - 680876936 | 0) << 7 | n >>> 25) + r | 0) & r | ~n & o) + t[1] - 389564586 | 0) << 12 | a >>> 20) + n | 0) & n | ~a & r) + t[2] + 606105819 | 0) << 17 | o >>> 15) + a | 0) & a | ~o & n) + t[3] - 1044525330 | 0) << 22 | r >>> 10) + o | 0, r = ((r += ((o = ((o += ((a = ((a += ((n = ((n += (r & o | ~r & a) + t[4] - 176418897 | 0) << 7 | n >>> 25) + r | 0) & r | ~n & o) + t[5] + 1200080426 | 0) << 12 | a >>> 20) + n | 0) & n | ~a & r) + t[6] - 1473231341 | 0) << 17 | o >>> 15) + a | 0) & a | ~o & n) + t[7] - 45705983 | 0) << 22 | r >>> 10) + o | 0, r = ((r += ((o = ((o += ((a = ((a += ((n = ((n += (r & o | ~r & a) + t[8] + 1770035416 | 0) << 7 | n >>> 25) + r | 0) & r | ~n & o) + t[9] - 1958414417 | 0) << 12 | a >>> 20) + n | 0) & n | ~a & r) + t[10] - 42063 | 0) << 17 | o >>> 15) + a | 0) & a | ~o & n) + t[11] - 1990404162 | 0) << 22 | r >>> 10) + o | 0, r = ((r += ((o = ((o += ((a = ((a += ((n = ((n += (r & o | ~r & a) + t[12] + 1804603682 | 0) << 7 | n >>> 25) + r | 0) & r | ~n & o) + t[13] - 40341101 | 0) << 12 | a >>> 20) + n | 0) & n | ~a & r) + t[14] - 1502002290 | 0) << 17 | o >>> 15) + a | 0) & a | ~o & n) + t[15] + 1236535329 | 0) << 22 | r >>> 10) + o | 0, r = ((r += ((o = ((o += ((a = ((a += ((n = ((n += (r & a | o & ~a) + t[1] - 165796510 | 0) << 5 | n >>> 27) + r | 0) & o | r & ~o) + t[6] - 1069501632 | 0) << 9 | a >>> 23) + n | 0) & r | n & ~r) + t[11] + 643717713 | 0) << 14 | o >>> 18) + a | 0) & n | a & ~n) + t[0] - 373897302 | 0) << 20 | r >>> 12) + o | 0, r = ((r += ((o = ((o += ((a = ((a += ((n = ((n += (r & a | o & ~a) + t[5] - 701558691 | 0) << 5 | n >>> 27) + r | 0) & o | r & ~o) + t[10] + 38016083 | 0) << 9 | a >>> 23) + n | 0) & r | n & ~r) + t[15] - 660478335 | 0) << 14 | o >>> 18) + a | 0) & n | a & ~n) + t[4] - 405537848 | 0) << 20 | r >>> 12) + o | 0, r = ((r += ((o = ((o += ((a = ((a += ((n = ((n += (r & a | o & ~a) + t[9] + 568446438 | 0) << 5 | n >>> 27) + r | 0) & o | r & ~o) + t[14] - 1019803690 | 0) << 9 | a >>> 23) + n | 0) & r | n & ~r) + t[3] - 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+    </script>
+    </body>
+
+    </html>
\ No newline at end of file
diff --git a/stpyvista/src/stpyvista/vanilla_vtkjs/main.js b/stpyvista/src/stpyvista/vanilla_vtkjs/main.js
new file mode 100644
index 0000000..0b9acb8
--- /dev/null
+++ b/stpyvista/src/stpyvista/vanilla_vtkjs/main.js
@@ -0,0 +1,36 @@
+function onRender(event) {
+
+    // Only run the render code the first time the component is loaded.
+    if (!window.rendered) {
+
+        // You most likely want to get the data passed in like this
+        const { plotter_data, key } = event.detail.args;
+
+        var container = document.querySelector('.content');
+        var base64Str = plotter_data;
+        OfflineLocalView.load(container, { base64Str });
+
+        const interactor = renderWindow.getInteractor();
+        interactor.onRightButtonPress((event) => {
+
+            const camera = renderWindow.getRenderers()[1].getActiveCamera();
+
+            var cameraProperties = {
+                position: camera.getPosition(),
+                focal_point: camera.getFocalPoint(),
+                up: camera.getViewUp(),
+                view_angle: camera.getViewAngle(),
+                clipping_range: camera.getClippingRange(),
+                parallel_projection: camera.getParallelProjection()
+            };
+
+            Streamlit.setComponentValue(cameraProperties);
+        });
+
+        window.rendered = true;
+        Streamlit.setFrameHeight('300');
+    }
+}
+
+Streamlit.events.addEventListener(Streamlit.RENDER_EVENT, onRender);
+Streamlit.setComponentReady();
diff --git a/stpyvista/src/stpyvista/vanilla_vtkjs/streamlit-component-lib.js b/stpyvista/src/stpyvista/vanilla_vtkjs/streamlit-component-lib.js
new file mode 100644
index 0000000..7e6f03c
--- /dev/null
+++ b/stpyvista/src/stpyvista/vanilla_vtkjs/streamlit-component-lib.js
@@ -0,0 +1,35 @@
+
+// Borrowed minimalistic Streamlit API from Thiago
+// https://discuss.streamlit.io/t/code-snippet-create-components-without-any-frontend-tooling-no-react-babel-webpack-etc/13064
+function sendMessageToStreamlitClient(type, data) {
+  console.log(type, data)
+  const outData = Object.assign({
+      isStreamlitMessage: true,
+      type: type,
+  }, data);
+  window.parent.postMessage(outData, "*");
+}
+
+const Streamlit = {
+  setComponentReady: function() {
+      sendMessageToStreamlitClient("streamlit:componentReady", {apiVersion: 1});
+  },
+  setFrameHeight: function(height) {
+      sendMessageToStreamlitClient("streamlit:setFrameHeight", {height: height});
+  },
+  setComponentValue: function(value) {
+    sendMessageToStreamlitClient("streamlit:setComponentValue", {value: value});
+    // sendMessageToStreamlitClient("streamlit:setComponentValue", {value});  
+  },
+  RENDER_EVENT: "streamlit:render",
+  events: {
+      addEventListener: function(type, callback) {
+          window.addEventListener("message", function(event) {
+              if (event.data.type === type) {
+                  event.detail = event.data
+                  callback(event);
+              }
+          });
+      }
+  }
+}
diff --git a/stpyvista/test/file.vtksz b/stpyvista/test/file.vtksz
new file mode 100644
index 0000000..89a38e3
--- /dev/null
+++ b/stpyvista/test/file.vtksz
@@ -0,0 +1 @@
+{"hashes": {"959914eeb8bb8207d79aae556a2ae31c_2526f": {"hash": "959914eeb8bb8207d79aae556a2ae31c_2526f", "type": "Float32Array", "vtk": "vtkPoints", "content": 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\ No newline at end of file
diff --git a/stpyvista/test/sphere.py b/stpyvista/test/sphere.py
new file mode 100644
index 0000000..56a240d
--- /dev/null
+++ b/stpyvista/test/sphere.py
@@ -0,0 +1,54 @@
+import streamlit as st
+import pyvista as pv
+from stpyvista import experimental_vtkjs
+from threading import Thread
+import signal
+
+st.set_page_config(page_icon="🧊", layout="wide")
+st.title("🧊 `stpyvista`")
+st.sidebar.header("Show PyVista 3D visualizations in Streamlit")
+
+signal.set_wakeup_fd(0)
+
+def create_plotter_vtksz():
+    # Initialize a plotter object
+    plotter = pv.Plotter(window_size=[400, 400])
+    mesh = pv.Sphere(radius=1.0, center=(0, 0, 0))
+    x, y, z = mesh.cell_centers().points.T
+    mesh["My scalar"] = z
+
+    ## Add mesh to the plotter
+    plotter.add_mesh(
+        mesh,
+        scalars="My scalar",
+        cmap="prism",
+        show_edges=True,
+        edge_color="#001100",
+        ambient=0.2,
+    )
+
+    ## Some final touches
+    plotter.background_color = "white"
+    plotter.view_isometric()
+
+    plotter.export_vtksz("test1.zip")
+
+## Pass a key to avoid re-rendering at each time something changes in the page
+@st.cache_data
+def get_plotter_vtksz(fname= "test.zip"): 
+    with open(fname, 'rb') as f:
+        data = f.read()
+    return data
+
+
+data = get_plotter_vtksz()
+
+with st.form("3D window"):
+    camera = experimental_vtkjs(data)
+    submit = st.form_submit_button("Capture camera")
+
+if submit:
+    st.json(camera)
+
+if st.button("Generate"):
+    create_plotter_vtksz()
\ No newline at end of file
diff --git a/stpyvista/test/test.zip b/stpyvista/test/test.zip
new file mode 100644
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HcmV?d00001


From e083e4e7864384dbefa37e518b04ea8f51a1494b Mon Sep 17 00:00:00 2001
From: edsaa <esaavedrac@u.northwestern.edu>
Date: Thu, 11 Apr 2024 11:20:20 -0500
Subject: [PATCH 2/5] reimplement trame server to handle view export

---
 stpyvista/src/stpyvista/__init__.py           |  22 +++----
 stpyvista/src/stpyvista/export.py             |  53 +++++++++++++++++
 stpyvista/src/stpyvista/utils.py              |   1 +
 stpyvista/src/stpyvista/vanilla_vtkjs/main.js |  37 +++++++-----
 stpyvista/test/file.vtksz                     |   1 -
 stpyvista/test/sphere.py                      |  55 +++++++++---------
 stpyvista/test/test.zip                       | Bin 20482 -> 0 bytes
 7 files changed, 113 insertions(+), 56 deletions(-)
 create mode 100644 stpyvista/src/stpyvista/export.py
 delete mode 100644 stpyvista/test/file.vtksz
 delete mode 100644 stpyvista/test/test.zip

diff --git a/stpyvista/src/stpyvista/__init__.py b/stpyvista/src/stpyvista/__init__.py
index 7656064..f878826 100644
--- a/stpyvista/src/stpyvista/__init__.py
+++ b/stpyvista/src/stpyvista/__init__.py
@@ -3,7 +3,6 @@
 from io import StringIO
 from pathlib import Path
 from typing import Optional, Literal
-from tempfile import NamedTemporaryFile
 import base64
 
 import streamlit.components.v1 as components
@@ -19,13 +18,6 @@
 
 # Tell streamlit that there is a component called stpyvista,
 # and that the code to display that component is in the "frontend" folder
-# frontend_dir = (Path(__file__).parent / "frontend").absolute()
-# _component_func = components.declare_component("stpyvista", path=str(frontend_dir))
-
-
-experimental_frontend_dir = (Path(__file__).parent / "vanilla_vtkjs").absolute()
-_exp_component_func = components.declare_component("experimental_vtkjs", path=str(experimental_frontend_dir))
-
 
 class stpyvistaTypeError(TypeError):
     pass
@@ -34,13 +26,11 @@ class stpyvistaTypeError(TypeError):
 class stpyvistaValueError(ValueError):
     pass
 
-def experimental_vtkjs(vtksz_data: str,  key: Optional[str] = None):
+experimental_frontend_dir = (Path(__file__).parent / "vanilla_vtkjs").absolute()
+_exp_component_func = components.declare_component("experimental_vtkjs", path=str(experimental_frontend_dir))
+
+def experimental_vtkjs(vtksz_data: bytes,  key: Optional[str] = None):
 
-    # ## Export to vtksz
-    # with NamedTemporaryFile(suffix=".vtksz") as f:
-    #     plotter.export_vtksz(f.name, format="zip")
-    #     f.seek(0)
-    #     vtksz_bytes = f.read()
     base64_str = base64.b64encode(vtksz_data).decode().replace("\n", "")
 
     component_value = _exp_component_func(
@@ -51,6 +41,10 @@ def experimental_vtkjs(vtksz_data: str,  key: Optional[str] = None):
 
     return component_value
 
+
+frontend_dir = (Path(__file__).parent / "frontend").absolute()
+_component_func = components.declare_component("stpyvista", path=str(frontend_dir))
+
 def stpyvista(
     plotter: Plotter,
     use_container_width: bool = True,
diff --git a/stpyvista/src/stpyvista/export.py b/stpyvista/src/stpyvista/export.py
new file mode 100644
index 0000000..487c245
--- /dev/null
+++ b/stpyvista/src/stpyvista/export.py
@@ -0,0 +1,53 @@
+from trame.app import get_server
+from trame.widgets import (
+    vuetify as vuetify,
+)
+
+from trame.widgets.vtk import VtkLocalView
+from trame.ui.vuetify import SinglePageLayout
+
+from pyvista.plotting import Plotter
+
+SERVER_NAME = "stpyvista_server"
+
+
+async def export_vtksz(plotter: Plotter):
+    """Export this plotter as a VTK.js OfflineLocalView file.
+
+    Parameters
+    ----------
+    plotter : Plotter
+        PyVista Plotter object.
+
+    Returns
+    -------
+    bytes
+        The exported plotter view.
+    """
+
+    # Get a trame server and launch it
+    server = get_server(name=SERVER_NAME, client_type="vue2")
+    _, ctrl = server.state, server.controller
+
+    with SinglePageLayout(server) as layout:
+        with layout.content:
+            view = VtkLocalView(plotter.ren_win)
+            ctrl.view_update = view.update
+
+    server.start(
+        exec_mode="task",
+        host="127.0.0.1",
+        port="0",
+        open_browser=False,
+        show_connection_info=False,
+        disable_logging=True,
+        timeout=0,
+        backend="tornado",
+    )
+
+    content = view.export(format=format)
+    view.release_resources()
+
+    return content
+
+
diff --git a/stpyvista/src/stpyvista/utils.py b/stpyvista/src/stpyvista/utils.py
index c3d9cbc..79d0415 100644
--- a/stpyvista/src/stpyvista/utils.py
+++ b/stpyvista/src/stpyvista/utils.py
@@ -46,3 +46,4 @@ def start_xvfb():
             f"{is_xvfb_running.stdout}"
             f"{is_xvfb_running.stderr}"
         )
+
diff --git a/stpyvista/src/stpyvista/vanilla_vtkjs/main.js b/stpyvista/src/stpyvista/vanilla_vtkjs/main.js
index 0b9acb8..354a703 100644
--- a/stpyvista/src/stpyvista/vanilla_vtkjs/main.js
+++ b/stpyvista/src/stpyvista/vanilla_vtkjs/main.js
@@ -1,3 +1,18 @@
+function post_camera_state() {
+    const camera = renderWindow.getRenderers()[1].getActiveCamera();
+
+    var cameraProperties = {
+        position: camera.getPosition(),
+        focal_point: camera.getFocalPoint(),
+        up: camera.getViewUp(),
+        view_angle: camera.getViewAngle(),
+        clipping_range: camera.getClippingRange(),
+        parallel_projection: camera.getParallelProjection()
+    };
+
+    Streamlit.setComponentValue(JSON.stringify(cameraProperties));
+}
+
 function onRender(event) {
 
     // Only run the render code the first time the component is loaded.
@@ -11,22 +26,14 @@ function onRender(event) {
         OfflineLocalView.load(container, { base64Str });
 
         const interactor = renderWindow.getInteractor();
-        interactor.onRightButtonPress((event) => {
-
-            const camera = renderWindow.getRenderers()[1].getActiveCamera();
-
-            var cameraProperties = {
-                position: camera.getPosition(),
-                focal_point: camera.getFocalPoint(),
-                up: camera.getViewUp(),
-                view_angle: camera.getViewAngle(),
-                clipping_range: camera.getClippingRange(),
-                parallel_projection: camera.getParallelProjection()
-            };
-
-            Streamlit.setComponentValue(cameraProperties);
+        
+        interactor.onLeftButtonRelease((event) => {
+            post_camera_state() 
+        });
+        
+        interactor.onMouseWheel((event) => {
+            post_camera_state() 
         });
-
         window.rendered = true;
         Streamlit.setFrameHeight('300');
     }
diff --git a/stpyvista/test/file.vtksz b/stpyvista/test/file.vtksz
deleted file mode 100644
index 89a38e3..0000000
--- a/stpyvista/test/file.vtksz
+++ /dev/null
@@ -1 +0,0 @@
-{"hashes": {"959914eeb8bb8207d79aae556a2ae31c_2526f": {"hash": "959914eeb8bb8207d79aae556a2ae31c_2526f", "type": "Float32Array", "vtk": "vtkPoints", "content": 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1.0, "vectorSize": -1, "vectorComponent": 0, "vectorMode": 1, "indexedLookup": 0, "table": [[255, 255, 0, 255], [0, 0, 255, 255]]}}]}, {"parent": "0000000006dc6fa0", "id": "0000000006f73610", "type": "vtkOpenGLProperty", "properties": {"representation": 2, "diffuseColor": [0.6784313725490196, 0.8470588235294118, 0.9019607843137255], "color": [0.6784313725490196, 0.8470588235294118, 0.9019607843137255], "ambientColor": [0.6784313725490196, 0.8470588235294118, 0.9019607843137255], "specularColor": [0.6784313725490196, 0.8470588235294118, 0.9019607843137255], "edgeColor": [0.0, 0.06666666666666667, 0.0], "ambient": 0.0, "diffuse": 1.0, "specular": 0.0, "specularPower": 100.0, "opacity": 1.0, "interpolation": 0, "edgeVisibility": 1, "backfaceCulling": 0, "frontfaceCulling": 0, "pointSize": 5.0, "lineWidth": 1.0, "lighting": 1}}]}, {"parent": "0000000006d535a0", "id": "0000000006e57f50", "type": "vtkScalarBarActor", "properties": {"visibility": 1, "pickable": 0, "dragable": 1, "useBounds": true, "automated": true, "axisLabel": "myscalar", "boxPosition": [0.88, -0.92], "boxSize": [0.6, 0.08], "axisTitlePixelOffset": 36.0, "axisTextStyle": {"fontColor": "#000000", "fontStyle": "normal", "fontSize": 18, "fontFamily": "serif"}, "tickLabelPixelOffset": 14.0, "tickTextStyle": {"fontColor": "#000000", "fontStyle": "normal", "fontSize": 14, "fontFamily": "serif"}, "drawNanAnnotation": 0, "drawBelowRangeSwatch": false, "drawAboveRangeSwatch": false}, "calls": [["setScalarsToColors", ["instance:${00000000065fdf70}"]]], "dependencies": [{"parent": "0000000006e57f50", "id": "00000000065fdf70", "type": "vtkLookupTable", "properties": {"numberOfColors": 2, "valueRange": [0.0, 2.0], "hueRange": [0.5, 0], "saturationRange": [1.0, 1.0], "nanColor": [0.6627450980392157, 0.6627450980392157, 0.6627450980392157, 1.0], "belowRangeColor": [0.0, 0.0, 0.0, 1.0], "aboveRangeColor": [1.0, 1.0, 1.0, 1.0], "useAboveRangeColor": false, "useBelowRangeColor": false, "alpha": 1.0, "vectorSize": -1, 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"id": "0000000006e239a0", "type": "vtkOpenGLLight", "properties": {"switch": 1, "intensity": 0.25, "color": [0.9098039215686274, 0.9333333333333333, 1.0], "position": [-0.044943455527547777, -0.9659258262890683, 0.25488700224417876], "focalPoint": [0.0, 0.0, 0.0], "positional": 0, "exponent": 1.0, "coneAngle": 30.0, "attenuationValues": [1.0, 0.0, 0.0], "lightType": "CameraLight", "shadowAttenuation": 1.0}}, {"parent": "0000000006d535a0", "id": "0000000006d47660", "type": "vtkOpenGLLight", "properties": {"switch": 1, "intensity": 0.21428571428571427, "color": [1.0, 1.0, 1.0], "position": [0.9396926207859084, 0.0, -0.3420201433256687], "focalPoint": [0.0, 0.0, 0.0], "positional": 0, "exponent": 1.0, "coneAngle": 30.0, "attenuationValues": [1.0, 0.0, 0.0], "lightType": "CameraLight", "shadowAttenuation": 1.0}}, {"parent": "0000000006d535a0", "id": "00000000064dc840", "type": "vtkOpenGLLight", "properties": {"switch": 1, "intensity": 0.21428571428571427, "color": [1.0, 1.0, 1.0], "position": [-0.9396926207859084, 0.0, -0.3420201433256687], "focalPoint": [0.0, 0.0, 0.0], "positional": 0, "exponent": 1.0, "coneAngle": 30.0, "attenuationValues": [1.0, 0.0, 0.0], "lightType": "CameraLight", "shadowAttenuation": 1.0}}], "calls": [["setActiveCamera", ["instance:${000000000691c270}"]], ["addViewProp", ["instance:${0000000006dc6fa0}"]], ["addViewProp", ["instance:${0000000006e57f50}"]], ["addLight", ["instance:${000000000692a2a0}"]], ["addLight", ["instance:${0000000006924c80}"]], ["addLight", ["instance:${0000000006e239a0}"]], ["addLight", ["instance:${0000000006d47660}"]], ["addLight", ["instance:${00000000064dc840}"]]]}], "calls": [["addRenderer", ["instance:${0000000006d535a0}"]]], "mtime": 67802, "extra": {"vtkRefId": "0000000006fa5c80", "centerOfRotation": [1.0000000298023224, 1.0, 1.0], "camera": "000000000691c270"}}}
\ No newline at end of file
diff --git a/stpyvista/test/sphere.py b/stpyvista/test/sphere.py
index 56a240d..84a224e 100644
--- a/stpyvista/test/sphere.py
+++ b/stpyvista/test/sphere.py
@@ -1,22 +1,27 @@
 import streamlit as st
 import pyvista as pv
 from stpyvista import experimental_vtkjs
-from threading import Thread
-import signal
+from stpyvista.export import export_vtksz
+import asyncio
 
-st.set_page_config(page_icon="🧊", layout="wide")
-st.title("🧊 `stpyvista`")
-st.sidebar.header("Show PyVista 3D visualizations in Streamlit")
-
-signal.set_wakeup_fd(0)
-
-def create_plotter_vtksz():
+@st.cache_resource
+def create_plotter(dummy:str = "sphere"):
+    
     # Initialize a plotter object
     plotter = pv.Plotter(window_size=[400, 400])
     mesh = pv.Sphere(radius=1.0, center=(0, 0, 0))
     x, y, z = mesh.cell_centers().points.T
     mesh["My scalar"] = z
 
+    # Scalar bar configuration
+    scalar_bar_kwargs = dict(
+        font_family='arial',
+        interactive=True,
+        position_x = 0.05,
+        position_y = 0.05,
+        vertical=False
+    )
+
     ## Add mesh to the plotter
     plotter.add_mesh(
         mesh,
@@ -25,30 +30,28 @@ def create_plotter_vtksz():
         show_edges=True,
         edge_color="#001100",
         ambient=0.2,
+        show_scalar_bar = False
     )
 
     ## Some final touches
-    plotter.background_color = "white"
+    plotter.background_color = "pink"
     plotter.view_isometric()
 
-    plotter.export_vtksz("test1.zip")
-
-## Pass a key to avoid re-rendering at each time something changes in the page
-@st.cache_data
-def get_plotter_vtksz(fname= "test.zip"): 
-    with open(fname, 'rb') as f:
-        data = f.read()
-    return data
+    return plotter
 
+async def main():
 
-data = get_plotter_vtksz()
+    st.set_page_config(page_icon="🧊", layout="wide")
+    st.title("🧊 `stpyvista`")
+    st.sidebar.header("Show PyVista 3D visualizations in Streamlit")
+    
+    plotter = create_plotter()
 
-with st.form("3D window"):
-    camera = experimental_vtkjs(data)
-    submit = st.form_submit_button("Capture camera")
+    if "data" not in st.session_state:
+        st.session_state.data = await export_vtksz(plotter)
 
-if submit:
-    st.json(camera)
+    camera = experimental_vtkjs(st.session_state.data, key="view")
+    st.sidebar.json(camera)
 
-if st.button("Generate"):
-    create_plotter_vtksz()
\ No newline at end of file
+if __name__ == "__main__":
+    asyncio.run(main())
\ No newline at end of file
diff --git a/stpyvista/test/test.zip b/stpyvista/test/test.zip
deleted file mode 100644
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From 90e1b4fdccb2a64486ed1419f5fc7bb1588b9a06 Mon Sep 17 00:00:00 2001
From: edsaa <esaavedrac@u.northwestern.edu>
Date: Thu, 11 Apr 2024 11:28:33 -0500
Subject: [PATCH 3/5] Test example

---
 stpyvista/test/sphere.py | 30 ++++++++++++++++++------------
 1 file changed, 18 insertions(+), 12 deletions(-)

diff --git a/stpyvista/test/sphere.py b/stpyvista/test/sphere.py
index 84a224e..6bbfd53 100644
--- a/stpyvista/test/sphere.py
+++ b/stpyvista/test/sphere.py
@@ -1,6 +1,6 @@
 import streamlit as st
 import pyvista as pv
-from stpyvista import experimental_vtkjs
+from stpyvista import experimental_vtkjs, stpyvista
 from stpyvista.export import export_vtksz
 import asyncio
 
@@ -14,13 +14,13 @@ def create_plotter(dummy:str = "sphere"):
     mesh["My scalar"] = z
 
     # Scalar bar configuration
-    scalar_bar_kwargs = dict(
-        font_family='arial',
-        interactive=True,
-        position_x = 0.05,
-        position_y = 0.05,
-        vertical=False
-    )
+    # scalar_bar_kwargs = dict(
+    #     font_family='arial',
+    #     interactive=True,
+    #     position_x = 0.05,
+    #     position_y = 0.05,
+    #     vertical=False
+    # )
 
     ## Add mesh to the plotter
     plotter.add_mesh(
@@ -43,15 +43,21 @@ async def main():
 
     st.set_page_config(page_icon="🧊", layout="wide")
     st.title("🧊 `stpyvista`")
-    st.sidebar.header("Show PyVista 3D visualizations in Streamlit")
+    st.write("**Show PyVista 3D visualizations in Streamlit**")
     
     plotter = create_plotter()
 
     if "data" not in st.session_state:
         st.session_state.data = await export_vtksz(plotter)
-
-    camera = experimental_vtkjs(st.session_state.data, key="view")
-    st.sidebar.json(camera)
+    
+    lcol, rcol = st.columns([1,4])
+    with rcol:
+        camera = experimental_vtkjs(st.session_state.data, key="experimental-stpv")
+    with lcol:
+        st.json(camera)
+
+    # st.header("Using panel-based export")
+    # stpyvista(plotter, key="stpy-sphere")
 
 if __name__ == "__main__":
     asyncio.run(main())
\ No newline at end of file

From 880ebc12349a60c12b34511cf604eaf8bd4b546d Mon Sep 17 00:00:00 2001
From: edsaa <esaavedrac@u.northwestern.edu>
Date: Thu, 11 Apr 2024 11:35:48 -0500
Subject: [PATCH 4/5] Rename and update log

---
 stpyvista/CHANGELOG.md                        |  3 +-
 stpyvista/src/stpyvista/__init__.py           | 31 ++++++++++++++-----
 .../{frontend => panel_based}/fullscreen.js   |  0
 .../{frontend => panel_based}/index.html      |  0
 .../{frontend => panel_based}/main.js         |  0
 .../streamlit-component-lib.js                |  0
 .../{frontend => panel_based}/style.css       |  0
 7 files changed, 26 insertions(+), 8 deletions(-)
 rename stpyvista/src/stpyvista/{frontend => panel_based}/fullscreen.js (100%)
 rename stpyvista/src/stpyvista/{frontend => panel_based}/index.html (100%)
 rename stpyvista/src/stpyvista/{frontend => panel_based}/main.js (100%)
 rename stpyvista/src/stpyvista/{frontend => panel_based}/streamlit-component-lib.js (100%)
 rename stpyvista/src/stpyvista/{frontend => panel_based}/style.css (100%)

diff --git a/stpyvista/CHANGELOG.md b/stpyvista/CHANGELOG.md
index 3e39cc4..2576386 100644
--- a/stpyvista/CHANGELOG.md
+++ b/stpyvista/CHANGELOG.md
@@ -1,7 +1,8 @@
 # Changelog
 
-## [v 0.0.17] - 2024-04-02
+## [v 0.0.17] - 2024-04-11
 - Rewrite buffer using context manager 
+- Introduce and experimental viewer based on trame and vanilla vtk-js
 
 ## [v 0.0.16] - 2024-03-29
 - Add controls help description 
diff --git a/stpyvista/src/stpyvista/__init__.py b/stpyvista/src/stpyvista/__init__.py
index f878826..b6cd0be 100644
--- a/stpyvista/src/stpyvista/__init__.py
+++ b/stpyvista/src/stpyvista/__init__.py
@@ -12,12 +12,9 @@
 
 from bokeh.resources import CDN, INLINE
 
-BOKEH_RESOURCES = {"CDN": CDN, "INLINE": INLINE}
-
 pn.extension("vtk", sizing_mode="stretch_both")
+BOKEH_RESOURCES = {"CDN": CDN, "INLINE": INLINE}
 
-# Tell streamlit that there is a component called stpyvista,
-# and that the code to display that component is in the "frontend" folder
 
 class stpyvistaTypeError(TypeError):
     pass
@@ -26,11 +23,30 @@ class stpyvistaTypeError(TypeError):
 class stpyvistaValueError(ValueError):
     pass
 
+
+# Tell streamlit that there is a component called `experimental_vtkjs`,
+# and that the code to display that component is in the "vanilla_vtkjs" folder
 experimental_frontend_dir = (Path(__file__).parent / "vanilla_vtkjs").absolute()
-_exp_component_func = components.declare_component("experimental_vtkjs", path=str(experimental_frontend_dir))
+_exp_component_func = components.declare_component(
+    "experimental_vtkjs", path=str(experimental_frontend_dir)
+)
 
-def experimental_vtkjs(vtksz_data: bytes,  key: Optional[str] = None):
 
+def experimental_vtkjs(vtksz_data: bytes, key: Optional[str] = None):
+    """
+    Renders an interactive Pyvista Plotter in streamlit.
+    
+    Parameters
+    ----------
+    vtksz_data: bytes
+        Data from a vtksz in zip format.
+    
+    Returns
+    -------
+    dict
+        A stringified JSON with camera view properties.
+    """
+    
     base64_str = base64.b64encode(vtksz_data).decode().replace("\n", "")
 
     component_value = _exp_component_func(
@@ -42,9 +58,10 @@ def experimental_vtkjs(vtksz_data: bytes,  key: Optional[str] = None):
     return component_value
 
 
-frontend_dir = (Path(__file__).parent / "frontend").absolute()
+frontend_dir = (Path(__file__).parent / "panel_based").absolute()
 _component_func = components.declare_component("stpyvista", path=str(frontend_dir))
 
+
 def stpyvista(
     plotter: Plotter,
     use_container_width: bool = True,
diff --git a/stpyvista/src/stpyvista/frontend/fullscreen.js b/stpyvista/src/stpyvista/panel_based/fullscreen.js
similarity index 100%
rename from stpyvista/src/stpyvista/frontend/fullscreen.js
rename to stpyvista/src/stpyvista/panel_based/fullscreen.js
diff --git a/stpyvista/src/stpyvista/frontend/index.html b/stpyvista/src/stpyvista/panel_based/index.html
similarity index 100%
rename from stpyvista/src/stpyvista/frontend/index.html
rename to stpyvista/src/stpyvista/panel_based/index.html
diff --git a/stpyvista/src/stpyvista/frontend/main.js b/stpyvista/src/stpyvista/panel_based/main.js
similarity index 100%
rename from stpyvista/src/stpyvista/frontend/main.js
rename to stpyvista/src/stpyvista/panel_based/main.js
diff --git a/stpyvista/src/stpyvista/frontend/streamlit-component-lib.js b/stpyvista/src/stpyvista/panel_based/streamlit-component-lib.js
similarity index 100%
rename from stpyvista/src/stpyvista/frontend/streamlit-component-lib.js
rename to stpyvista/src/stpyvista/panel_based/streamlit-component-lib.js
diff --git a/stpyvista/src/stpyvista/frontend/style.css b/stpyvista/src/stpyvista/panel_based/style.css
similarity index 100%
rename from stpyvista/src/stpyvista/frontend/style.css
rename to stpyvista/src/stpyvista/panel_based/style.css

From 751699f78dc9afd96d6f1a3745eabe16ab9d66d2 Mon Sep 17 00:00:00 2001
From: edsaa <esaavedrac@u.northwestern.edu>
Date: Thu, 11 Apr 2024 11:46:42 -0500
Subject: [PATCH 5/5] Example test update

---
 stpyvista/src/stpyvista/__init__.py |  2 +-
 stpyvista/test/sphere.py            | 10 +++++-----
 2 files changed, 6 insertions(+), 6 deletions(-)

diff --git a/stpyvista/src/stpyvista/__init__.py b/stpyvista/src/stpyvista/__init__.py
index b6cd0be..cf3b5f9 100644
--- a/stpyvista/src/stpyvista/__init__.py
+++ b/stpyvista/src/stpyvista/__init__.py
@@ -43,7 +43,7 @@ def experimental_vtkjs(vtksz_data: bytes, key: Optional[str] = None):
     
     Returns
     -------
-    dict
+    str
         A stringified JSON with camera view properties.
     """
     
diff --git a/stpyvista/test/sphere.py b/stpyvista/test/sphere.py
index 6bbfd53..f011c5d 100644
--- a/stpyvista/test/sphere.py
+++ b/stpyvista/test/sphere.py
@@ -43,21 +43,21 @@ async def main():
 
     st.set_page_config(page_icon="🧊", layout="wide")
     st.title("🧊 `stpyvista`")
-    st.write("**Show PyVista 3D visualizations in Streamlit**")
+    st.write("*Show PyVista 3D visualizations in Streamlit*")
     
     plotter = create_plotter()
 
     if "data" not in st.session_state:
         st.session_state.data = await export_vtksz(plotter)
     
-    lcol, rcol = st.columns([1,4])
+    lcol, rcol = st.columns(2)
     with rcol:
+        "🌎 3D Model"
         camera = experimental_vtkjs(st.session_state.data, key="experimental-stpv")
+        
     with lcol:
+        "🎥 Camera"
         st.json(camera)
 
-    # st.header("Using panel-based export")
-    # stpyvista(plotter, key="stpy-sphere")
-
 if __name__ == "__main__":
     asyncio.run(main())
\ No newline at end of file