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graphics: share signed storage conversion and support R16 image writes

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Co-authored-by: fxpw <fxpw@outlook.com>
This commit is contained in:
nmzik
2026-10-14 15:36:29 +02:00
parent f3c017b168
commit c88f05f7b5
7 changed files with 227 additions and 45 deletions
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src/graphics/shader/recompiler/ir/ShaderIR.h
+11
View File
@@ -169,6 +169,17 @@ struct ImageResource {
bool operator==(const ImageResource& other) const = default;
};
[[nodiscard]] constexpr Prospero::BufferFormat
RawSignedStorageFormat(const ImageResource& image, Prospero::BufferFormat format) {
if (image.resource_class != ImageResourceClass::Storage || !image.written)
return Prospero::BufferFormat::kInvalid;
if (format == Prospero::BufferFormat::k32SInt && (image.atomic ? !image.atomic64 : !image.read))
return Prospero::BufferFormat::k32UInt;
if (format == Prospero::BufferFormat::k16SInt && !image.read && !image.atomic)
return Prospero::BufferFormat::k16UInt;
return Prospero::BufferFormat::kInvalid;
}
struct SamplerResource {
uint32_t source = 0;
uint32_t first_use_pc = 0;
src/graphics/shader/recompiler/ir/passes/ResourceMaterialization.cpp
+3 -2
View File
@@ -755,8 +755,9 @@ static bool BuildResourceSpecialization(const ResourcePlan& program, ResourceSna
if (storage || image.conversion_format != Prospero::BufferFormat::kInvalid) {
image.shader_swizzle = DescriptorImageSwizzle(descriptor);
}
const bool raw_sint_storage = storage && format == Prospero::BufferFormat::k32SInt &&
base.written && (base.atomic ? !base.atomic64 : !base.read);
const auto raw_sint_format = RawSignedStorageFormat(base, format);
const bool raw_sint_storage = raw_sint_format != Prospero::BufferFormat::kInvalid;
if (raw_sint_format == Prospero::BufferFormat::k16UInt) image.conversion_format = format;
image.numeric_class = Prospero::SampledTextureNumericClass(
Prospero::RemapTextureFormat(format));
if (!storage && format == Prospero::BufferFormat::k11_11_10UNorm) {