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Implement Pow2 tessellation partitioning case

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Add handling for Pow2 tessellation partitioning in SPIR-V.
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Hog 2026-06-07 09:49:18 +01:00 committed by GitHub
parent c234299be7
commit 9af54811a0
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src/shader_recompiler/backend/spirv/emit_spirv.cpp
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@ -236,6 +236,10 @@ spv::ExecutionMode ExecutionMode(AmdGpu::TessellationPartitioning spacing) {
return spv::ExecutionMode::SpacingFractionalOdd;
case AmdGpu::TessellationPartitioning::FracEven:
return spv::ExecutionMode::SpacingFractionalEven;
case AmdGpu::TessellationPartitioning::Pow2:
// Pow2 rounds tessellation factors to the nearest power of 2, which has no
// direct Vulkan equivalent. SpacingEqual (integer) is the closest match.
return spv::ExecutionMode::SpacingEqual;
default:
break;
}