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shader: validate MSAA image descriptors during materialization

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nmzik committed 2026-07-27 10:12:41 +02:00
1 parent c86d4b1f0d
commit f43567e12c
2 files changed
+64 -1
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src/graphics/shader/recompiler/ResourceMaterialization.cpp
+13 -1
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@@ -31,7 +31,19 @@ bool NullImageDescriptor(const DescriptorValue& descriptor) {
}
bool ValidImageDescriptor(const DescriptorValue& descriptor) {
return ((descriptor.dwords[3] >> 28u) & 0x8u) != 0;
const auto type = static_cast<Prospero::ImageType>((descriptor.dwords[3] >> 28u) & 0xfu);
if (type < Prospero::ImageType::kColor1D) {
return false;
}
if (type == Prospero::ImageType::kColor2DMsaa ||
type == Prospero::ImageType::kColor2DMsaaArray) {
const auto base_level = (descriptor.dwords[3] >> 12u) & 0xfu;
const auto fragments = (descriptor.dwords[3] >> 16u) & 0xfu;
const auto max_mip = (descriptor.dwords[5] >> 4u) & 0xfu;
return base_level == 0 && fragments >= 1 && fragments <= 3 &&
max_mip == fragments;
}
return true;
}
uint32_t DescriptorImageSwizzle(const DescriptorValue& descriptor) {