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shader: separate depth comparison and regular image descriptors

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Co-authored-by: Lordix <lordix253634@gmail.com>
Co-authored-by: fxpw <fxpw@outlook.com>
Co-authored-by: Mac <me@itsmemac.com>
This commit is contained in:
nmzik
2026-09-07 04:06:14 +04:00
parent 9d1fc8328f
commit 49e59e572e
4 changed files with 43 additions and 20 deletions
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src/graphics/shader/recompiler/ir/ShaderIR.h
+15 -9
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@@ -255,9 +255,10 @@ struct StageOutput {
bool operator==(const StageOutput& other) const = default;
};
inline constexpr uint32_t FirstImageBinding = 1u;
inline constexpr uint32_t FirstStorageImageBinding = 22u;
inline constexpr uint32_t ImageBindingCount = 36u;
inline constexpr uint32_t FirstImageBinding = 1u;
inline constexpr uint32_t FirstComparisonImageBinding = 22u;
inline constexpr uint32_t FirstStorageImageBinding = 29u;
inline constexpr uint32_t ImageBindingCount = 43u;
enum class DescriptorBindingKind : uint32_t {
Buffers = 0u,
@@ -270,8 +271,8 @@ enum class DescriptorBindingKind : uint32_t {
Count,
};
static_assert(static_cast<uint32_t>(DescriptorBindingKind::Samplers) == 37u);
static_assert(static_cast<uint32_t>(DescriptorBindingKind::Count) == 43u);
static_assert(static_cast<uint32_t>(DescriptorBindingKind::Samplers) == 44u);
static_assert(static_cast<uint32_t>(DescriptorBindingKind::Count) == 50u);
struct PushData {
static constexpr uint32_t DwordCount = 32;
@@ -316,9 +317,9 @@ DescriptorBindingForImage(const ImageResource& image) {
constexpr uint32_t SampledFloatBinding = 1u;
constexpr uint32_t SampledUintBinding = 8u;
constexpr uint32_t SampledSintBinding = 15u;
constexpr uint32_t StorageFloatBinding = 22u;
constexpr uint32_t StorageUintBinding = 27u;
constexpr uint32_t AtomicUintBinding = 32u;
constexpr uint32_t StorageFloatBinding = FirstStorageImageBinding;
constexpr uint32_t StorageUintBinding = StorageFloatBinding + 5u;
constexpr uint32_t AtomicUintBinding = StorageUintBinding + 5u;
uint32_t base = 0;
bool sampled = false;
@@ -328,12 +329,17 @@ DescriptorBindingForImage(const ImageResource& image) {
}
sampled = true;
switch (image.numeric_class) {
case Prospero::TextureNumericClass::Float: base = SampledFloatBinding; break;
case Prospero::TextureNumericClass::Float:
base = image.depth_compare ? FirstComparisonImageBinding : SampledFloatBinding;
break;
case Prospero::TextureNumericClass::Uint: base = SampledUintBinding; break;
case Prospero::TextureNumericClass::Sint: base = SampledSintBinding; break;
case Prospero::TextureNumericClass::Unsupported: return std::nullopt;
default: return std::nullopt;
}
if (image.depth_compare && image.numeric_class != Prospero::TextureNumericClass::Float) {
return std::nullopt;
}
} else if (image.resource_class == ImageResourceClass::Storage) {
if (image.atomic) {
if (image.numeric_class != Prospero::TextureNumericClass::Uint) {