Implementation of FXAA for GLSL 1.5
Ported from:
-
https://github.com/mrdoob/three.js/blob/master/examples/js/shaders/FXAAShader.js
-
https://github.com/neilmendoza/ofxPostProcessing/blob/master/src/FxaaPass.cpp
Ivaylo Getov
www.ivaylogetov.com