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docs: attach #869

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1 change: 1 addition & 0 deletions docs/.vitepress/config/en.ts
Original file line number Diff line number Diff line change
Expand Up @@ -45,6 +45,7 @@ export const enConfig: LocaleSpecificConfig<DefaultTheme.Config> = {
{ text: 'Extending', link: '/advanced/extending' },
{ text: 'Primitives', link: '/advanced/primitive' },
{ text: 'Scaling Performance 🚀', link: '/advanced/performance' },
{ text: 'Attach', link: '/advanced/attach' },
{
text: 'Caveats',
link: '/advanced/caveats',
Expand Down
190 changes: 190 additions & 0 deletions docs/advanced/attach.md
Original file line number Diff line number Diff line change
@@ -0,0 +1,190 @@
# `attach` 🖇

Using the `attach` prop, you can tell Tres exactly where you want to insert a child into its parent.

:::info

The `attach` prop is not required for many common cases. For instance:

* adding a single `<Material>` to a `<Mesh>`
* adding a `<Geometry>` to a `<Mesh>`
* adding one or more `<Mesh>`s to a parent `<Mesh>`

:::

## Background

Tres tries to automatically determine where to insert child tag into its parent. For example, in this code, Tres will:

* automatically insert the geometry into `parent.geometry`
* automatically insert the material into `parent.material`

```vue
<template>
<TresMesh name="parent">
<TresBoxGeometry />
<TresMeshNormalMaterial />
</TresMesh>
</template>
```

## Problem

Tres covers common cases, like above. But it doesn't cover every possible case.

When Tres doesn't automatically choose the proper insertion location for a child, one solution is to fall back to procedural code in `<script>`.

Here's how you might add multiple materials to a mesh using `<script>`:

```vue
<script setup lang="ts">
import { MeshBasicMaterial } from 'three'
import { onMounted, shallowRef } from 'vue'

const meshRef = shallowRef()
onMounted(() => {
meshRef.value.material = [
new MeshBasicMaterial({ color: 'red' }),
new MeshBasicMaterial({ color: 'orange' }),
new MeshBasicMaterial({ color: 'yellow' }),
new MeshBasicMaterial({ color: 'green' }),
new MeshBasicMaterial({ color: 'blue' }),
new MeshBasicMaterial({ color: 'purple' }),
]
})
</script>

<template>
<TresMesh ref="meshRef">
<TresBoxGeometry />
</TresMesh>
</template>
```

But this workaround means:

* your materials aren't managed by Tres
* your code is imperative, not declarative
* your code is non-reactive by default

## Solution

The `attach` prop lets you specify where an object will be added to the parent object using declarative code.

## Usage

Here's the example above, rewritten declaratively using `attach`:

```vue
<template>
<TresMesh>
<TresBoxGeometry />
<TresMeshBasicMaterial color="red" attach="material-0" />
<TresMeshBasicMaterial color="orange" attach="material-1" />
<TresMeshBasicMaterial color="yellow" attach="material-2" />
<TresMeshBasicMaterial color="green" attach="material-3" />
<TresMeshBasicMaterial color="blue" attach="material-4" />
<TresMeshBasicMaterial color="purple" attach="material-5" />
</TresMesh>
</template>
```

## "Pierced" `attach`

You can deeply attach a child to a parent by "piercing" – i.e., using a kebab-case string.

### Pseudocode

First, here are a few simple pseudocode examples. This will attach `bar` at `foo.ab.cd`:

```html
<foo>
<bar attach="ab-cd" />
</foo>
```

This will attach `bar` at `foo.ab.cd.ef`:

```html
<foo>
<bar attach="ab-cd-ef" />
</foo>
```

### Usage

As a concrete example, you can use "pierced" `attach` to add custom `BufferAttribute`s:

```vue
<script setup lang="ts">
import { TresCanvas } from '@tresjs/core'

const positions = new Float32Array([-1.0, -1.0, 1.0, 1.0, -1.0, 1.0, 1.0, 1.0, 1.0, 1.0, 1.0, 1.0, -1.0, 1.0, 1.0, -1.0, -1.0, 1.0])
</script>

<template>
<TresCanvas clear-color="gray">
<TresMesh :scale="0.3333">
<TresBufferGeometry>
<TresBufferAttribute
attach="attributes-position"
:count="positions.length / 3"
:array="positions"
:itemSize="3"
/>
</TresBufferGeometry>
<TresMeshBasicMaterial color="red" />
</TresMesh>
</TresCanvas>
</template>
```

## Arrays

You can attach within arrays by using array indices in the `attach` string.

### Usage

For example, you can use array indices to attach `THREE` post-processing passes to the `THREE.EffectComposer.passes` array:

```vue
<script lang="ts" setup>
import { EffectComposer } from 'three/examples/jsm/postprocessing/EffectComposer'
import { RenderPass } from 'three/examples/jsm/postprocessing/RenderPass'
import { OutputPass } from 'three/examples/jsm/postprocessing/OutputPass'
import { UnrealBloomPass } from 'three-stdlib'
import { extend, useLoop, useTres } from '@tresjs/core'
import { shallowRef } from 'vue'

extend({ EffectComposer, OutputPass, UnrealBloomPass, RenderPass })
const { renderer, scene, camera, sizes } = useTres()
const composer = shallowRef<EffectComposer>()

useLoop().render(() => {
if (composer.value) {
composer.value!.render()
}
})
</script>

<template>
<TresEffectComposer
ref="composer"
:args="[renderer]"
:set-size="[sizes.width.value, sizes.height.value]"
>
<TresRenderPass
:args="[scene, camera]"
attach="passes-0"
/>
<TresUnrealBloomPass
:args="[undefined, 0.5, 0.1, 0]"
attach="passes-1"
/>
<TresOutputPass
attach="passes-2"
:set-size="[sizes.width.value, sizes.height.value]"
/>
</TresEffectComposer>
</template>
```
9 changes: 8 additions & 1 deletion playground/vue/.eslintrc-auto-import.json
Original file line number Diff line number Diff line change
Expand Up @@ -62,6 +62,13 @@
"watch": true,
"watchEffect": true,
"watchPostEffect": true,
"watchSyncEffect": true
"watchSyncEffect": true,
"DirectiveBinding": true,
"MaybeRef": true,
"MaybeRefOrGetter": true,
"onWatcherCleanup": true,
"useId": true,
"useModel": true,
"useTemplateRef": true
}
}
7 changes: 6 additions & 1 deletion playground/vue/auto-imports.d.ts
Original file line number Diff line number Diff line change
Expand Up @@ -3,6 +3,7 @@
// @ts-nocheck
// noinspection JSUnusedGlobalSymbols
// Generated by unplugin-auto-import
// biome-ignore lint: disable
export {}
declare global {
const EffectScope: typeof import('vue')['EffectScope']
Expand Down Expand Up @@ -35,6 +36,7 @@ declare global {
const onServerPrefetch: typeof import('vue')['onServerPrefetch']
const onUnmounted: typeof import('vue')['onUnmounted']
const onUpdated: typeof import('vue')['onUpdated']
const onWatcherCleanup: typeof import('vue')['onWatcherCleanup']
const provide: typeof import('vue')['provide']
const reactive: typeof import('vue')['reactive']
const readonly: typeof import('vue')['readonly']
Expand All @@ -52,7 +54,10 @@ declare global {
const useAttrs: typeof import('vue')['useAttrs']
const useCssModule: typeof import('vue')['useCssModule']
const useCssVars: typeof import('vue')['useCssVars']
const useId: typeof import('vue')['useId']
const useModel: typeof import('vue')['useModel']
const useSlots: typeof import('vue')['useSlots']
const useTemplateRef: typeof import('vue')['useTemplateRef']
const watch: typeof import('vue')['watch']
const watchEffect: typeof import('vue')['watchEffect']
const watchPostEffect: typeof import('vue')['watchPostEffect']
Expand All @@ -61,6 +66,6 @@ declare global {
// for type re-export
declare global {
// @ts-ignore
export type { Component, ComponentPublicInstance, ComputedRef, ExtractDefaultPropTypes, ExtractPropTypes, ExtractPublicPropTypes, InjectionKey, PropType, Ref, VNode, WritableComputedRef } from 'vue'
export type { Component, ComponentPublicInstance, ComputedRef, DirectiveBinding, ExtractDefaultPropTypes, ExtractPropTypes, ExtractPublicPropTypes, InjectionKey, PropType, Ref, MaybeRef, MaybeRefOrGetter, VNode, WritableComputedRef } from 'vue'
import('vue')
}
Original file line number Diff line number Diff line change
@@ -0,0 +1,47 @@
<script setup lang="ts">
import { TresCanvas } from '@tresjs/core'

const previewDataUri = 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'

const positions = new Float32Array([
-1.0,
-1.0,
1.0, // v0
1.0,
-1.0,
1.0, // v1
1.0,
1.0,
1.0, // v2
1.0,
1.0,
1.0, // v3
-1.0,
1.0,
1.0, // v4
-1.0,
-1.0,
1.0, // v5
])
</script>

<template>
<TresCanvas clear-color="gray">
<TresMesh :scale="0.3333">
<TresBufferGeometry>
<TresBufferAttribute attach="attributes-position" :count="positions.length / 3" :array="positions" :itemSize="3" />
</TresBufferGeometry>
<TresMeshBasicMaterial color="red" />
</TresMesh>
</TresCanvas>

<OverlayInfo>
<h1><code>attach</code>: BufferGeometry</h1>
<h2>Setup</h2>
<p>
In this scene, there is a Mesh with a BufferGeometry, created with JSX. The BufferGeometry has a JSX BufferAttribute, attached to the BufferGeometry's <code>attributes.position</code> using <code>attach</code>.
</p>
<h2>Preview</h2>
<img :src="previewDataUri" />
</OverlayInfo>
</template>
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