GLSL Shader v330 Heat distortion for GZDoom

Job ID: 32023959

Budget: $30 – $250 USD

I need This kind of effect: https://lindenreidblog.com/2018/03/05/heat-distortion-shader-tutorial/
For GZDoom: https://zdoom.org/index
This is what this "engine" provide: https://zdoom.org/wiki/GLDEFS#Post-processing_shaders

I make Doom Mods for free but GLSL Shader is beyond all my knowledge. So i cant offer too much.
Related categories: C++ Programming OpenGL