nostr:npub1kdyzl44h6mhyl4djtf20w0t7avsy09umshq2k2czjf62ps774phqcd2hnf nostr:npub16sz45sngz7k7ha48c9gekuaxc6gntujtynsfukdx6807m6lv7z5sgw378f might try a really basic test to check the math. like just a cube and a point light orbiting it at something like 3x its dimension so you can visualize different intermediate outputs
sorry for the lack of actual solutions 3D is such a PITA to debug