Screen FX · Chroma

templates/chroma-scene/fx/chroma-effect.js is a port (altered) of ChromaticAberrationEffect from pmndrs/postprocessing:
  https://github.com/pmndrs/postprocessing — Copyright (c) 2015 Raoul van Rüschen, zlib license.
  Altered source: rewritten as a standalone WebGL2 shader; fixed directions and strength steps;
  texture edges mirror instead of clamping.

Example pictures: a photo provided by the skill author.
