Could someone link an explanation of "rgba channel separation"? i haven't been able to google what it is.
Viewing post in Welcome to CGA Jam!
I think it refers to crt-like shader effects where each color is split into its red, green and blue components:
https://en.wikipedia.org/wiki/File:CRT_Phosphors.jpg
https://en.wikipedia.org/wiki/File:CRT_screen._closeup.jpg
I created such a shader for the monkey-x-nes jam in 2015:
https://pixelpaladin.itch.io/epicfox
(by the way: since someone rated this game with only one star, no one plays it – so it would be nice if someone could rate it a little bit more objective)