Turn this ON for realistic indoor lighting where light bounces off walls, or OFF to save roughly 10-15% GPU performance.
✅ 解决方案 ：
Full support for advanced features like Distant Horizons (for rendering huge distances with shaders). Optimization Tips for Iris: seus ptgi iris compatibility oculus forge top
This guide covers everything you need to know about compatibility for SEUS PTGI HRR 3 1. Compatibility Overview: Iris vs. Oculus The first thing to understand is that Iris Shaders is built for the
SEUS PTGI uses Temporal Anti-Aliasing (TAA) to smooth out path-traced noise. If fast-moving objects look blurry, look into your Shader Pack Settings under "Post-Processing" and tweak the TAA settings, or switch to a version like SEUS PTGI HRR which uses a different upscaling algorithm. Driver Incompatibilities Turn this ON for realistic indoor lighting where
The modding landscape is evolving quickly. Iris 1.7+ and Oculus 1.7+ have introduced better compatibility with mods like Distant Horizons, allowing for incredible view distances without tanking performance. The newest versions of the Iris & Oculus Flywheel Compat mod now officially list support for , signaling that the community is actively patching these high-end shaders to work flawlessly on Forge.
A highly optimized, open-source shader API built specifically for the Fabric and Quilt mod loaders. It provides significantly better performance than OptiFine. Compatibility Overview: Iris vs
| Component | Required Version | Compatible with SEUS PTGI? | Notes | | :--- | :--- | :--- | :--- | | | Any | ❌ No | OptiFine cannot run PTGI HRR 3.0+ due to rendering conflicts. | | Sodium (Fabric) | 0.4.10+ | ❌ No (needs Iris) | Sodium is a backend; it doesn't render shaders. | | Iris (Fabric) | 1.6.x+ | ✅ Yes (Native) | Best performance. Use "SEUS PTGI HRR Test" or "HRR 3." | | Oculus (Forge) | 1.6.x+ (ported) | ✅ Yes (Experimental) | Works for SEUS PTGI HRR 2.1 and 3.0, but shadows may glitch. | | Rubidium (Forge) | 0.6.0+ | ❌ No | Requires Oculus as an add-on. |