Files
mitch030504--Wiicompiled_VR…/aurora-main
Claude a23fd087ee Fix native EFB readback blits on BGRA surfaces and their Y clamp
The shared blit shader clamps the sampled Y to flags.z..w, but the
native readback uniform set flags.w to 0, so every row sampled row 0.
The blit pipeline was also built only for the surface format, while the
readback draws into an RGBA8 texture; on a BGRA surface (the usual
Linux/Vulkan choice) the pipeline and attachment formats disagree, which
release builds no longer catch because Dawn validation is skipped.

Build blit pipelines for RGBA8, BGRA8 and the surface format, and pick
one by destination format. The Quest 1 simple blit path is unchanged.

From upstream patchzyy/Wiicompiled 6f14bde (#244, KartPad batch).

Co-Authored-By: Claude Opus 5.5 (1M context) <noreply@anthropic.com>
Claude-Session: https://claude.ai/code/session_01Wg7mB8ogCWmp9GH19Uc82B
2026-10-05 13:31:08 +00:00
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WUP
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Logo

Aurora is a source-level GameCube & Wii compatibility layer intended for use with game decompilation projects.

Originally developed for use in Metaforce, a Metroid Prime reverse engineering project. It now powers several completed source ports, including Dusklight.

Features

  • Application layer using SDL3
    • Runs on Windows, Linux, macOS, iOS, tvOS, Android
  • GX compatibility layer
    • Graphics API support: D3D12, Vulkan, Metal
    • Highly accurate and performant GX implementation
    • Robust pipeline cache system with "transferable" cache support for releases
    • Dolphin-compatible texture pack support
    • Widescreen & resolution scaling support
    • Custom APIs for offscreen rendering
  • PAD compatibility layer
    • Utilizes SDL_Gamepad for wide controller support, including GameCube controller adapters
    • Automatically saves and loads controller bindings and port mappings
    • Gyro & mouse support
  • DVD compatibility layer
    • Utilizes nod to support all GameCube/Wii disc image types, including RVZ
  • CARD compatibility layer
    • Full compatibility with Dolphin .gci and .raw for game saves
  • Dear ImGui built-in for simple debug UIs

Graphics

The GX compatibility layer is built on top of WebGPU, a cross-platform graphics API abstraction layer. WebGPU allows targeting all major platforms simultaneously with minimal overhead. The WebGPU implementation used is Chromium's Dawn.

Screenshot

Building

See docs/building.md for build instructions, CMake integration, and configuration options.

License

Aurora is licensed under the MIT License.