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shader_recompiler: Fix image write swizzles. (#2236)

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squidbus 2025-01-24 12:47:04 -08:00 committed by GitHub
parent 56f4b8a2b8
commit a51c8c17e0
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GPG key ID: B5690EEEBB952194
2 changed files with 29 additions and 6 deletions
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4
src/shader_recompiler/ir/passes/resource_tracking_pass.cpp
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@ -569,7 +569,7 @@ void PatchTextureBufferArgs(IR::Block& block, IR::Inst& inst, Info& info) {
inst.SetArg(1, CalculateBufferAddress(ir, inst, info, buffer, 1U));
if (inst.GetOpcode() == IR::Opcode::StoreBufferFormatF32) {
const auto swizzled = ApplySwizzle(ir, inst.Arg(2), buffer.DstSelect());
const auto swizzled = ApplySwizzle(ir, inst.Arg(2), buffer.DstSelect().Inverse());
const auto converted =
ApplyWriteNumberConversionVec4(ir, swizzled, buffer.GetNumberConversion());
inst.SetArg(2, converted);
@ -829,7 +829,7 @@ void PatchImageArgs(IR::Block& block, IR::Inst& inst, Info& info) {
auto texel = inst.Arg(4);
if (is_storage) {
// Storage image requires shader swizzle.
texel = ApplySwizzle(ir, texel, image.DstSelect());
texel = ApplySwizzle(ir, texel, image.DstSelect().Inverse());
}
const auto converted =
ApplyWriteNumberConversionVec4(ir, texel, image.GetNumberConversion());

31
src/video_core/amdgpu/types.h
View file

@ -200,10 +200,10 @@ enum class NumberConversion : u32 {
};
struct CompMapping {
CompSwizzle r : 3;
CompSwizzle g : 3;
CompSwizzle b : 3;
CompSwizzle a : 3;
CompSwizzle r;
CompSwizzle g;
CompSwizzle b;
CompSwizzle a;
auto operator<=>(const CompMapping& other) const = default;
@ -217,6 +217,15 @@ struct CompMapping {
};
}
[[nodiscard]] CompMapping Inverse() const {
CompMapping result{};
InverseSingle(result.r, CompSwizzle::Red);
InverseSingle(result.g, CompSwizzle::Green);
InverseSingle(result.b, CompSwizzle::Blue);
InverseSingle(result.a, CompSwizzle::Alpha);
return result;
}
private:
template <typename T>
T ApplySingle(const std::array<T, 4>& data, const CompSwizzle swizzle) const {
@ -237,6 +246,20 @@ private:
UNREACHABLE();
}
}
void InverseSingle(CompSwizzle& dst, const CompSwizzle target) const {
if (r == target) {
dst = CompSwizzle::Red;
} else if (g == target) {
dst = CompSwizzle::Green;
} else if (b == target) {
dst = CompSwizzle::Blue;
} else if (a == target) {
dst = CompSwizzle::Alpha;
} else {
dst = CompSwizzle::Zero;
}
}
};
inline DataFormat RemapDataFormat(const DataFormat format) {