use checkptr safe functions, general upgrade

.github/workflows/golangci-lint.yaml

@@ -0,0 +1,17 @@
+name: golangci-lint
+on: [push, pull_request]
+jobs:
+  golangci:
+    name: lint
+    runs-on: ubuntu-latest
+    steps:
+      - uses: actions/checkout@v2
+      - name: Install libraries
+        run: |
+          sudo apt-get update
+          sudo apt-get install -y mesa-utils mesa-common-dev libx11-dev libxcursor-dev libxrandr-dev libxinerama-dev libxi-dev libgl1-mesa-dev libxxf86vm-dev libglfw3-dev
+
+      - name: golangci-lint
+        uses: golangci/[email protected]
+        with:
+          version: v1.39.0

.github/workflows/main.yml

@@ -0,0 +1,29 @@
+name: Main
+on: [push, pull_request]
+jobs:
+
+  tests:
+    name: ${{matrix.go-version}} ${{matrix.os}}
+    runs-on: ${{ matrix.os }}
+    strategy:
+      matrix:
+        go-version: [1.14, 1.16]
+        os: [macos-latest, windows-latest, ubuntu-latest]
+    steps:
+      - name: Install dependencies (linux)
+        if: ${{ matrix.os == 'ubuntu-latest' }}
+        run: |
+          sudo apt-get update
+          sudo apt-get install -y mesa-utils mesa-common-dev libx11-dev libxcursor-dev libxrandr-dev libxinerama-dev libxi-dev libgl1-mesa-dev libxxf86vm-dev libglfw3-dev
+      - name: Set up Go
+        uses: actions/setup-go@v1
+        with:
+          go-version: ${{matrix.go-version}}
+      - name: Print go version
+        run: go version
+      - name: Check out module
+        uses: actions/checkout@v1
+        with:
+          fetch-depth: 1
+      - name: Run tests
+        run: go test -v -race ./...

.golangci.yml

@@ -0,0 +1,7 @@
+run:
+  deadline: 5m
+
+issues:
+  exclude-use-default: false # disable filtering of defaults for better zero-issue policy
+  max-per-linter: 0 # disable limit; report all issues of a linter
+  max-same-issues: 0 # disable limit; report all issues of the same issue

README.md

@@ -1,4 +1,4 @@
-# go-gl Examples [![Build Status](https://travis-ci.org/go-gl/example.svg?branch=master)](https://travis-ci.org/go-gl/example) [![GoDoc](https://godoc.org/github.com/go-gl/example?status.svg)](https://godoc.org/github.com/go-gl/example)
+# go-gl Examples [![Build Status](https://github.com/go-gl/example/actions/workflows/main.yml/badge.svg)](https://github.com/go-gl/example/actions/workflows/main.yml)
 
 Basic Usage
 -----------

gl21-cube/cube.go

@@ -123,9 +123,6 @@ func setupScene() {
 	gl.LoadIdentity()
 }
 
-func destroyScene() {
-}
-
 func drawScene() {
 	gl.Clear(gl.COLOR_BUFFER_BIT | gl.DEPTH_BUFFER_BIT)
 

gl41core-cube/cube.go

@@ -97,11 +97,11 @@ func main() {
 
 	vertAttrib := uint32(gl.GetAttribLocation(program, gl.Str("vert\x00")))
 	gl.EnableVertexAttribArray(vertAttrib)
-	gl.VertexAttribPointer(vertAttrib, 3, gl.FLOAT, false, 5*4, gl.PtrOffset(0))
+	gl.VertexAttribPointerWithOffset(vertAttrib, 3, gl.FLOAT, false, 5*4, 0)
 
 	texCoordAttrib := uint32(gl.GetAttribLocation(program, gl.Str("vertTexCoord\x00")))
 	gl.EnableVertexAttribArray(texCoordAttrib)
-	gl.VertexAttribPointer(texCoordAttrib, 2, gl.FLOAT, false, 5*4, gl.PtrOffset(3*4))
+	gl.VertexAttribPointerWithOffset(texCoordAttrib, 2, gl.FLOAT, false, 5*4, 3*4)
 
 	// Configure global settings
 	gl.Enable(gl.DEPTH_TEST)

go.mod

@@ -3,6 +3,8 @@ module github.com/go-gl/example
 go 1.14
 
 require (
-	github.com/go-gl/gl v0.0.0-20190320180904-bf2b1f2f34d7
-	github.com/go-gl/glfw/v3.3/glfw v0.0.0-20200707082815-5321531c36a2
+	github.com/go-gl/gl v0.0.0-20210426225639-a3bfa832c8aa
+	github.com/go-gl/glfw/v3.3/glfw v0.0.0-20210410170116-ea3d685f79fb
+	github.com/go-gl/mathgl v1.0.0
+	golang.org/x/image v0.0.0-20210220032944-ac19c3e999fb // indirect
 )

go.sum

@@ -1,5 +1,10 @@
-github.com/go-gl/gl v0.0.0-20190320180904-bf2b1f2f34d7 h1:SCYMcCJ89LjRGwEa0tRluNRiMjZHalQZrVrvTbPh+qw=
-github.com/go-gl/gl v0.0.0-20190320180904-bf2b1f2f34d7/go.mod h1:482civXOzJJCPzJ4ZOX/pwvXBWSnzD4OKMdH4ClKGbk=
-github.com/go-gl/glfw v0.0.0-20200707082815-5321531c36a2 h1:tCvD9jzwA40XAvO3wIhY748dWrXyNJ0mDQ3pTvlHlXQ=
-github.com/go-gl/glfw/v3.3/glfw v0.0.0-20200707082815-5321531c36a2 h1:Ac1OEHHkbAZ6EUnJahF0GKcU0FjPc/V8F1DvjhKngFE=
-github.com/go-gl/glfw/v3.3/glfw v0.0.0-20200707082815-5321531c36a2/go.mod h1:tQ2UAYgL5IevRw8kRxooKSPJfGvJ9fJQFa0TUsXzTg8=
+github.com/go-gl/gl v0.0.0-20210426225639-a3bfa832c8aa h1:yiL6tST9ZuWBXiymIdM0j6yeLwMVGXDoybpXqnbJpCk=
+github.com/go-gl/gl v0.0.0-20210426225639-a3bfa832c8aa/go.mod h1:wjpnOv6ONl2SuJSxqCPVaPZibGFdSci9HFocT9qtVYM=
+github.com/go-gl/glfw/v3.3/glfw v0.0.0-20210410170116-ea3d685f79fb h1:T6gaWBvRzJjuOrdCtg8fXXjKai2xSDqWTcKFUPuw8Tw=
+github.com/go-gl/glfw/v3.3/glfw v0.0.0-20210410170116-ea3d685f79fb/go.mod h1:tQ2UAYgL5IevRw8kRxooKSPJfGvJ9fJQFa0TUsXzTg8=
+github.com/go-gl/mathgl v1.0.0 h1:t9DznWJlXxxjeeKLIdovCOVJQk/GzDEL7h/h+Ro2B68=
+github.com/go-gl/mathgl v1.0.0/go.mod h1:yhpkQzEiH9yPyxDUGzkmgScbaBVlhC06qodikEM0ZwQ=
+golang.org/x/image v0.0.0-20190321063152-3fc05d484e9f/go.mod h1:kZ7UVZpmo3dzQBMxlp+ypCbDeSB+sBbTgSJuh5dn5js=
+golang.org/x/image v0.0.0-20210220032944-ac19c3e999fb h1:fqpd0EBDzlHRCjiphRR5Zo/RSWWQlWv34418dnEixWk=
+golang.org/x/image v0.0.0-20210220032944-ac19c3e999fb/go.mod h1:FeLwcggjj3mMvU+oOTbSwawSJRM1uh48EjtB4UJZlP0=
+golang.org/x/text v0.3.0/go.mod h1:NqM8EUOU14njkJ3fqMW+pc6Ldnwhi/IjpwHt7yyuwOQ=