LearnOpenGl Examples

Unofficial cross platform examples for learnopengl.com

Live Demos

• written in C.
• shader dialect GLSL v450
• runs on OSX, Linux, Windows and web (emscripten) from the same source
• uses Sokol libraries for cross platform support

Building

Requirements

• a C development environment:
  • OSX: Xcode + command line tools
  • Linux: gcc/clang
  • Windows: Visual Studio/Mingw
• xmake

How to Build

> git clone https://github.com/zeromake/learnopengl-examples.git
> cd learnopengl-examples
> xmake f -c -y
> xmake b 1-3-1
> xmake r 1-3-1

Web Builds

To enable web builds you need to setup the emscripten SDK

> export EMSDK_PATH=../emsdk
> $EMSDK_PATH/emsdk activate latest
> source $EMSDK_PATH/emsdk_env.sh
> xmake f -c -y -p wasm -a wasm64
> xmake b
> xmake lua webpage.lua
> # generate to docs dir

Todo

• 4-1-4 颜色偏黑了 => 错觉
• 4-2-1 直接就绿色正方体了，纹理没有 => stencil 配置不对
• 4-8-1 dx 下点比 gl 的小
• 5-3 dx 光源不对
• 4-5 gl 与 dx 的 plane.model 坐标不相同