Minecraft HDR Mod

A minecraft mod that enables native HDR on Windows/Linux with Iris shaders. Currently in early development.

What the mod have achieved

• Native HDR, both for Windows scRGB and HDR10/PQ;
• UI color correction by a BEFORE_BLIT pass;
• Ingame config using Cloth Config API(May switch to Sodium Options API later)

For shader patches

Macros

• HDR_MOD_INSTALLED
• HDR_ENABLED
• CURRENT_PRIMARIES: One of PRIMARIES_SRGB, PRIMARIES_PAL_M, PRIMARIES_PAL, PRIMARIES_NTSC, PRIMARIES_GENERIC_FILM, PRIMARIES_BT2020, PRIMARIES_CIE1931_XYZ, PRIMARIES_DCI_P3, PRIMARIES_DISPLAY_P3, PRIMARIES_ADOBE_RGB;
• CURRENT_TRANSFER_FUNCTION: One of TRANSFER_FUNCTION_BT1886, TRANSFER_FUNCTION_GAMMA22, TRANSFER_FUNCTION_GAMMA28, TRANSFER_FUNCTION_ST240, TRANSFER_FUNCTION_EXT_LINEAR, TRANSFER_FUNCTION_LOG_100, TRANSFER_FUNCTION_LOG_316, TRANSFER_FUNCTION_XVYCC, TRANSFER_FUNCTION_SRGB, TRANSFER_FUNCTION_EXT_SRGB, TRANSFER_FUNCTION_ST2084_PQ, TRANSFER_FUNCTION_ST428, TRANSFER_FUNCTION_HLG.

Uniforms

• float MinBrightness;
• float MaxBrightness;
• float SDRWhiteLevel;
• float UIBrightness;

Use these uniforms inside #if HDR_MOD_INSTALLED block.

Known Issue

Ingame screenshot is broken.

Credits

• Tom94, for glfw fork with color management;
• IMS212, for Iris shaders and original gifw patch idea;
• XgarhontX and some other fellows, for working on RenoDX Minecraft HDR and shader patches, and helping me to make color transform correct.

Copyright

The main HDR Mod repo is licensed under MIT. Bundled GLFW from Tom94's fork is licensed under the zlib/libpng license.