Calculate tile bitmask and find matching tile on paint
https://files.facepunch.com/CarsonKompon/2024/November/25_14-17-MotherlyQueenbee.mp4
Added mappings for each bitmask value of a 47-tile tileset
https://files.facepunch.com/CarsonKompon/2024/November/25_15-38-ElegantBighornsheep.mp4
Slight refactor so you can paint autotiles over existing autotiles
https://files.facepunch.com/CarsonKompon/2024/November/25_15-46-AlienatedIndochinesetiger.mp4