Where can I find the source code for such a psychedelic screensaver?

Question

Algorithms

Where can one find source codes or algorithms for such graphical constructions? The language doesn't matter; interested in algorithms for filling with color codes, and not algorithms for drawing lines like "Laser Show".
, ,
Video: youtu.be/pDR0KvjsySo (1:36, 5 snippets) Taken from 2006 www.synthesoft.com/psych/psych.htm , does not open its codes and only works up to Win XP with best results when used screen resolution of 256 colors.

Answer 1

Sources of WinAmp visualization plugins contain a lot of "psychedelic" formulas