How to use it in unity

[Ahuijava1]

How to use it in unity

[CrossVR]

This shader was implemented with Retroarch in mind, so to use it in Unity you will have to port it over.

There's a small C++ sample that you can use for reference. It implements an OpenGL program that uses the shader to upscale a PNG: https://github.com/CrossVR/hqx-shader/tree/master/sample