In the world of Minecraft modding, three letters strike fear and excitement into the heart of every graphics enthusiast: PTGI (Path Traced Global Illumination). Specifically, Sonic Ether’s Unbelievable Shaders (SEUS) PTGI is the gold standard for realistic lighting.
SEUS PTGI HRR 3: Optimized for better performance and widely cited as fully compatible with the Iris engine. seus ptgi iris compatibility oculus forge top
To run shaders with high performance, you need an optimization engine. Your choice depends on your mod loader: The Ultimate Ray Tracing Conundrum: Can SEUS PTGI
Goal: Play "All the Mods 9" or "Create" with PTGI lighting. BSL Shaders (with PTGI path tracing mod): Less
The Ultimate Guide: Using SEUS PTGI with Iris and Oculus (Forge)