# shader_example

Loads `frame1.jpg` and `frame2.jpg`, runs `motion.frag` (per-pixel `|A - B|`)
on the GPU, writes result to `frameO.jpg`. Desktop GL 3.3, GLFW + GLEW.

```sh
g++ shader.cpp -o shader -lglfw -lGLEW -lGL && ./shader
```

`stb_image.hpp` and `stb_image_write.hpp` are vendored in this folder.