modifying a resource pack, I was creating the ctm files for sandstone and red sandstone. It appears that OptiFine is overwriting the sandstone texture I made. Everything is the same with both
What does M, L, I and H mean in optifine? : r/Optifine
1.8 getting more FPS than 1.8.9 | Hypixel Forums
Optifine HD Mod 1.20, 1.19.4 → 1.18.2 (FPS Boost & Shaders Support) — Shaders Mods
Thank you, sp614x. You have breathed life into my 9-year-old MacBook. : r/ Optifine