Arc [shader]

A shader for Optifine & Iris that aims to providing realistic visuals with very minimal performance loss. Almost every effect/feature can be fine-tuned for the ideal balance between performance and quality. This project is still a very early work-in-progress, there is much work to be done.

Features

• HDR lighting
• Volumetric lighting
• Manual & Automatic exposure
• Water waves & refraction
• Supports basic, distorted, and cascaded shadow mapping.
• Bloom

Settings

– World
– Materials
– Atmosphere
– Shadows
– Camera
– Effects
– Debug

Resource Packs

Supports LabPBR and OldPBR texture formats; there is also a special “Patrix PBR” format specifically for the Patrix resource pack. The original “vanilla” Minecraft textures can also be used, with a small subset of PBR baked in for certain blocks.

Compatibility

• Optifine: Currently fully compatible with Optifine.
• Iris: Mostly working with Iris. Things that are not:
• Global Illumination (RSM)