Googling finds a shadertoy that's halfway there ;) (knows about chess rules, but can't play on its own): https://www.shadertoy.com/view/wstBz4 https://www.shad

Googling finds a shadertoy that's halfway there ;) (knows about chess rules, but can't play on its own): https://www.shadertoy.com/view/wstBz4 https://www.shadertoy.com/view/wstBz4