shader: simplify typed image bindings

This commit is contained in:
nmzik
2026-09-02 12:44:30 +04:00
parent 86e3c90e32
commit 5c86f894be
10 changed files with 597 additions and 747 deletions
@@ -48,67 +48,27 @@ namespace {
using BindingKind = ShaderRecompiler::IR::DescriptorBindingKind;
bool IsSampledImage(BindingKind kind) {
switch (kind) {
case BindingKind::Sampled1D:
case BindingKind::Sampled1DArray:
case BindingKind::Sampled2D:
case BindingKind::Sampled2DArray:
case BindingKind::Sampled2DMsaa:
case BindingKind::Sampled2DMsaaArray:
case BindingKind::Sampled3D:
case BindingKind::SampledUint1D:
case BindingKind::SampledUint1DArray:
case BindingKind::SampledUint2D:
case BindingKind::SampledUint2DArray:
case BindingKind::SampledUint2DMsaa:
case BindingKind::SampledUint2DMsaaArray:
case BindingKind::SampledUint3D:
case BindingKind::SampledSint1D:
case BindingKind::SampledSint1DArray:
case BindingKind::SampledSint2D:
case BindingKind::SampledSint2DArray:
case BindingKind::SampledSint2DMsaa:
case BindingKind::SampledSint2DMsaaArray:
case BindingKind::SampledSint3D: return true;
default: return false;
}
}
bool IsStorageImage(BindingKind kind) {
switch (kind) {
case BindingKind::Storage1D:
case BindingKind::Storage1DArray:
case BindingKind::Storage2D:
case BindingKind::Storage2DArray:
case BindingKind::Storage3D:
case BindingKind::StorageUint1D:
case BindingKind::StorageUint1DArray:
case BindingKind::StorageUint2D:
case BindingKind::StorageUint2DArray:
case BindingKind::StorageUint3D:
case BindingKind::StorageAtomic1D:
case BindingKind::StorageAtomic1DArray:
case BindingKind::StorageAtomic2D:
case BindingKind::StorageAtomic2DArray:
case BindingKind::StorageAtomic3D: return true;
default: return false;
}
}
} // namespace
vk::DescriptorType NativeDescriptorType(BindingKind kind) {
if (kind == BindingKind::Samplers) {
return vk::DescriptorType::eSampler;
}
if (IsSampledImage(kind)) {
const auto image_class = ShaderRecompiler::IR::ImageBindingResourceClass(kind);
if (image_class == ShaderRecompiler::IR::ImageResourceClass::Sampled) {
return vk::DescriptorType::eSampledImage;
}
if (IsStorageImage(kind)) {
if (image_class == ShaderRecompiler::IR::ImageResourceClass::Storage) {
return vk::DescriptorType::eStorageImage;
}
return vk::DescriptorType::eStorageBuffer;
switch (kind) {
case BindingKind::Samplers: return vk::DescriptorType::eSampler;
case BindingKind::Buffers:
case BindingKind::Gds:
case BindingKind::BdaPagetable:
case BindingKind::FaultBuffer:
case BindingKind::FlattenedSrt:
case BindingKind::UserData: return vk::DescriptorType::eStorageBuffer;
case BindingKind::Count: EXIT("invalid native descriptor binding kind");
}
EXIT("invalid native descriptor binding kind");
}
uint32_t NativeDescriptorCount(const ShaderRecompiler::IR::DescriptorBinding& binding) {
@@ -1181,48 +1141,54 @@ void RenderExecutor::CommitBindings(CommandBuffer& buffer,
write.descriptorCount = NativeDescriptorCount(binding);
const auto buffer_start = m_descriptor_buffers.size();
const auto image_start = m_descriptor_images.size();
switch (binding.kind) {
case BindingKind::Buffers:
for (const auto resource: binding.resources) {
const auto& view = descriptors.buffers.at(resource);
EXIT_IF(view.buffer == nullptr);
m_descriptor_buffers.emplace_back(view.buffer, view.offset, view.range);
}
break;
case BindingKind::BdaPagetable:
case BindingKind::FaultBuffer: {
auto& cache = m_context.GetBufferCache();
const auto* bda_buffer = binding.kind == BindingKind::BdaPagetable
? cache.GetBdaPageTableBuffer()
: cache.GetFaultBuffer();
m_descriptor_buffers.emplace_back(bda_buffer->Handle(), 0, bda_buffer->Size());
break;
if (ShaderRecompiler::IR::ImageBindingResourceClass(binding.kind) !=
ShaderRecompiler::IR::ImageResourceClass::None) {
for (const auto resource: binding.resources) {
m_descriptor_images.push_back(MakeImageInfo(
descriptors.images.at(resource), m_image_occurrences.at(resource)++));
}
case BindingKind::FlattenedSrt:
case BindingKind::UserData:
case BindingKind::Gds: {
const auto& view =
binding.kind == BindingKind::FlattenedSrt ? descriptors.flattened_srt
: binding.kind == BindingKind::UserData ? descriptors.user_data
: descriptors.gds;
EXIT_IF(view.buffer == nullptr);
m_descriptor_buffers.emplace_back(view.buffer, view.offset, view.range);
break;
} else {
switch (binding.kind) {
case BindingKind::Buffers:
for (const auto resource: binding.resources) {
const auto& view = descriptors.buffers.at(resource);
EXIT_IF(view.buffer == nullptr);
m_descriptor_buffers.emplace_back(view.buffer, view.offset, view.range);
}
break;
case BindingKind::BdaPagetable:
case BindingKind::FaultBuffer: {
auto& cache = m_context.GetBufferCache();
const auto* bda_buffer = binding.kind == BindingKind::BdaPagetable
? cache.GetBdaPageTableBuffer()
: cache.GetFaultBuffer();
m_descriptor_buffers.emplace_back(bda_buffer->Handle(), 0,
bda_buffer->Size());
break;
}
case BindingKind::FlattenedSrt:
case BindingKind::UserData:
case BindingKind::Gds: {
const BufferView* view = &descriptors.gds;
if (binding.kind == BindingKind::FlattenedSrt) {
view = &descriptors.flattened_srt;
} else if (binding.kind == BindingKind::UserData) {
view = &descriptors.user_data;
}
EXIT_IF(view->buffer == nullptr);
m_descriptor_buffers.emplace_back(view->buffer, view->offset, view->range);
break;
}
case BindingKind::Samplers:
for (const auto resource: binding.resources) {
const auto sampler = descriptors.samplers.at(resource);
EXIT_IF(sampler == nullptr);
m_descriptor_images.emplace_back(sampler, nullptr,
vk::ImageLayout::eUndefined);
}
break;
case BindingKind::Count: EXIT("invalid descriptor binding kind");
}
case BindingKind::Samplers:
for (const auto resource: binding.resources) {
const auto sampler = descriptors.samplers.at(resource);
EXIT_IF(sampler == nullptr);
m_descriptor_images.emplace_back(sampler, nullptr,
vk::ImageLayout::eUndefined);
}
break;
default:
for (const auto resource: binding.resources) {
m_descriptor_images.push_back(MakeImageInfo(
descriptors.images.at(resource), m_image_occurrences.at(resource)++));
}
break;
}
if (m_descriptor_buffers.size() != buffer_start) {
write.pBufferInfo = m_descriptor_buffers.data() + buffer_start;
@@ -124,34 +124,42 @@ const ImageDimensionInfo& ImageDimensionInfoFor(ImageDimension dimension) {
std::abort();
}
uint32_t SampledImageScalarType(EmitterState& state, SampledImageClass image_class) {
switch (image_class) {
case SampledImageClass::Float: return TypeF32(state);
case SampledImageClass::Uint: return TypeU32(state);
case SampledImageClass::Sint: return TypeI32(state);
case SampledImageClass::Count: break;
uint32_t ImageScalarType(EmitterState& state, Prospero::TextureNumericClass numeric_class) {
switch (numeric_class) {
case Prospero::TextureNumericClass::Float: return TypeF32(state);
case Prospero::TextureNumericClass::Uint: return TypeU32(state);
case Prospero::TextureNumericClass::Sint: return TypeI32(state);
case Prospero::TextureNumericClass::Unsupported: break;
}
return 0;
EXIT("invalid image numeric class");
}
uint32_t SampledImageVectorType(EmitterState& state, SampledImageClass image_class,
uint32_t components) {
return state.builder.Type(OpTypeVector,
{SampledImageScalarType(state, image_class), components});
uint32_t ImageVectorType(EmitterState& state, Prospero::TextureNumericClass numeric_class,
uint32_t components) {
return state.builder.Type(OpTypeVector, {ImageScalarType(state, numeric_class), components});
}
uint32_t ImageViewImageType(EmitterState& state, ImageDimension dimension,
SampledImageClass image_class) {
const auto& info = ImageDimensionInfoFor(dimension);
uint32_t ImageType(EmitterState& state, const IR::ImageResource& image) {
uint32_t sampled = 0;
uint32_t format = ImageFormatUnknown;
if (image.resource_class == IR::ImageResourceClass::Sampled) {
EXIT_IF(image.atomic);
sampled = 1;
} else if (image.resource_class == IR::ImageResourceClass::Storage) {
EXIT_IF(image.numeric_class == Prospero::TextureNumericClass::Sint ||
image.numeric_class == Prospero::TextureNumericClass::Unsupported);
sampled = 2;
if (image.atomic) {
EXIT_IF(image.numeric_class != Prospero::TextureNumericClass::Uint);
format = ImageFormatR32ui;
}
} else {
EXIT("invalid image resource class");
}
const auto& info = ImageDimensionInfoFor(image.dimension);
return state.builder.Type(OpTypeImage,
{SampledImageScalarType(state, image_class), info.spirv_dimension, 0,
info.arrayed, info.multisampled, 1, ImageFormatUnknown});
}
uint32_t ImageViewSampledImageType(EmitterState& state, ImageDimension dimension,
SampledImageClass image_class) {
return state.builder.Type(OpTypeSampledImage,
{ImageViewImageType(state, dimension, image_class)});
{ImageScalarType(state, image.numeric_class), info.spirv_dimension, 0,
info.arrayed, info.multisampled, sampled, format});
}
uint32_t ImageViewSizeType(EmitterState& state, ImageDimension dimension) {
@@ -163,62 +171,20 @@ uint32_t ImageViewSizeType(EmitterState& state, ImageDimension dimension) {
}
}
uint32_t StorageImageType(EmitterState& state, StorageImageClass image_class,
ImageDimension dimension) {
uint32_t component = TypeF32(state);
uint32_t format = ImageFormatUnknown;
if (image_class == StorageImageClass::FormatlessUint) {
component = TypeU32(state);
} else if (image_class == StorageImageClass::AtomicUint) {
component = TypeU32(state);
format = ImageFormatR32ui;
}
const auto& info = ImageDimensionInfoFor(dimension);
return state.builder.Type(OpTypeImage,
{component, info.spirv_dimension, 0, info.arrayed, 0, 2, format});
}
uint32_t StorageImagePointerType(EmitterState& state, StorageImageClass image_class,
ImageDimension dimension) {
return state.builder.Type(OpTypePointer, {StorageClassUniformConstant,
StorageImageType(state, image_class, dimension)});
}
StorageImageClass StorageImageClassForResource(const EmitterState& state, uint32_t resource) {
const auto& image = state.program.info.images.at(resource);
EXIT_IF(image.resource_class != IR::ImageResourceClass::Storage);
if (image.atomic) {
EXIT_IF(image.numeric_class != Prospero::TextureNumericClass::Uint);
return StorageImageClass::AtomicUint;
}
switch (image.numeric_class) {
case Prospero::TextureNumericClass::Float: return StorageImageClass::FormatlessFloat;
case Prospero::TextureNumericClass::Uint: return StorageImageClass::FormatlessUint;
case Prospero::TextureNumericClass::Sint:
case Prospero::TextureNumericClass::Unsupported:
EXIT("invalid storage image numeric class");
}
EXIT("invalid storage image numeric class");
}
uint32_t LoadSampledImageDescriptor(EmitterState& state, uint32_t resource) {
const auto& image_resource = state.program.info.images.at(resource);
EXIT_IF(image_resource.resource_class != IR::ImageResourceClass::Sampled);
const auto dimension = image_resource.dimension;
const auto image_class = SampledImageClassFor(image_resource.numeric_class);
EXIT_IF(image_class == SampledImageClass::Count);
const auto kind = SampledBindingKind(image_class, dimension);
const auto array_index = ResourceForDescriptor(state, kind, resource);
const auto variable = state.sampled_image_variables[SampledImageIndex(image_class, dimension)];
const auto pointer_type =
state.builder.Type(OpTypePointer, {StorageClassUniformConstant,
ImageViewImageType(state, dimension, image_class)});
const auto kind = IR::DescriptorBindingForImage(image_resource);
EXIT_IF(!kind.has_value());
const auto array_index = ResourceForDescriptor(state, *kind, resource);
const auto variable = state.image_variables[IR::ImageBindingIndex(*kind)];
const auto pointer_type = state.builder.Type(
OpTypePointer, {StorageClassUniformConstant, ImageType(state, image_resource)});
const auto pointer =
DescriptorElementPointer(state, pointer_type, variable, array_index, kind, resource,
DescriptorElementPointer(state, pointer_type, variable, array_index, *kind, resource,
"sampled image descriptor array was not emitted");
const auto image = state.builder.AllocateId();
state.builder.AddFunction(
{OpLoad, ImageViewImageType(state, dimension, image_class), image, pointer});
state.builder.AddFunction({OpLoad, ImageType(state, image_resource), image, pointer});
return image;
}
@@ -238,50 +204,48 @@ uint32_t LoadSamplerDescriptor(EmitterState& state, uint32_t sampler) {
uint32_t MakeSampledImage(EmitterState& state, uint32_t resource, uint32_t sampler) {
const auto& image_resource = state.program.info.images.at(resource);
const auto dimension = image_resource.dimension;
const auto image_class = SampledImageClassFor(image_resource.numeric_class);
const auto image = LoadSampledImageDescriptor(state, resource);
const auto sampler_id = LoadSamplerDescriptor(state, sampler);
if (image == 0 || sampler_id == 0) {
ExitDescriptorBindingFailure(state, SampledBindingKind(image_class, dimension), resource,
"sampled image or sampler descriptor load failed");
}
const auto sampled_image = state.builder.AllocateId();
state.builder.AddFunction({OpSampledImage,
ImageViewSampledImageType(state, dimension, image_class),
sampled_image, image, sampler_id});
const auto sampled_image = state.builder.AllocateId();
const auto sampled_type =
state.builder.Type(OpTypeSampledImage, {ImageType(state, image_resource)});
state.builder.AddFunction({OpSampledImage, sampled_type, sampled_image, image, sampler_id});
return sampled_image;
}
uint32_t StorageImageDescriptorPointer(EmitterState& state, uint32_t resource) {
const auto dimension = state.program.info.images.at(resource).dimension;
const auto image_class = StorageImageClassForResource(state, resource);
const auto kind = StorageBindingKind(image_class, dimension);
const auto array_index = ResourceForDescriptor(state, kind, resource);
const auto ptr_type = StorageImagePointerType(state, image_class, dimension);
const auto variable = state.storage_image_variables[StorageImageIndex(image_class, dimension)];
return DescriptorElementPointer(state, ptr_type, variable, array_index, kind, resource,
const auto& image = state.program.info.images.at(resource);
EXIT_IF(image.resource_class != IR::ImageResourceClass::Storage);
const auto kind = IR::DescriptorBindingForImage(image);
EXIT_IF(!kind.has_value());
const auto array_index = ResourceForDescriptor(state, *kind, resource);
const auto pointer_type =
state.builder.Type(OpTypePointer, {StorageClassUniformConstant, ImageType(state, image)});
const auto variable = state.image_variables[IR::ImageBindingIndex(*kind)];
return DescriptorElementPointer(state, pointer_type, variable, array_index, *kind, resource,
"storage image descriptor array was not emitted");
}
void EmitStorageImageWrite(EmitterState& state, uint32_t resource, uint32_t mip_lod, uint32_t coord,
uint32_t texel) {
const auto dimension = state.program.info.images.at(resource).dimension;
const auto image_class = StorageImageClassForResource(state, resource);
if (image_class != StorageImageClass::AtomicUint) {
const auto& image = state.program.info.images.at(resource);
EXIT_IF(image.resource_class != IR::ImageResourceClass::Storage);
if (!image.atomic) {
state.builder.RequireCapability(CapabilityStorageImageWriteWithoutFormat);
}
const auto kind = StorageBindingKind(image_class, dimension);
const auto array_index = ResourceForDescriptor(state, kind, resource);
const auto& image = state.program.info.images.at(resource);
const auto LoadAt = [&](uint32_t array_index) {
const auto pointer = DescriptorElementPointer(
state, StorageImagePointerType(state, image_class, dimension),
state.storage_image_variables[StorageImageIndex(image_class, dimension)], array_index,
kind, resource, "storage image descriptor array was not emitted");
const auto kind = IR::DescriptorBindingForImage(image);
EXIT_IF(!kind.has_value());
const auto array_index = ResourceForDescriptor(state, *kind, resource);
const auto image_type = ImageType(state, image);
const auto pointer_type =
state.builder.Type(OpTypePointer, {StorageClassUniformConstant, image_type});
const auto variable = state.image_variables[IR::ImageBindingIndex(*kind)];
const auto LoadAt = [&](uint32_t array_index) {
const auto pointer =
DescriptorElementPointer(state, pointer_type, variable, array_index, *kind, resource,
"storage image descriptor array was not emitted");
const auto descriptor = state.builder.AllocateId();
state.builder.AddFunction(
{OpLoad, StorageImageType(state, image_class, dimension), descriptor, pointer});
state.builder.AddFunction({OpLoad, image_type, descriptor, pointer});
return descriptor;
};
if (image.mip_mode != IR::ImageMipMode::DynamicStorage) {
@@ -289,7 +253,7 @@ void EmitStorageImageWrite(EmitterState& state, uint32_t resource, uint32_t mip_
return;
}
if (image.mip_count == 0u) {
ExitDescriptorBindingFailure(state, kind, resource,
ExitDescriptorBindingFailure(state, *kind, resource,
"dynamic storage image has no mip descriptors");
}
@@ -202,26 +202,32 @@ uint32_t FloatBits(ValueEmitContext& ctx, uint32_t value) {
}
uint32_t SampledComponentBits(ValueEmitContext& ctx, uint32_t value,
SampledImageClass image_class) {
return image_class == SampledImageClass::Uint
? value
: Unary(ctx.state, OpBitcast, TypeU32(ctx.state), value);
}
uint32_t SampledComponentZero(EmitterState& state, SampledImageClass image_class) {
switch (image_class) {
case SampledImageClass::Float: return ZeroF32(state);
case SampledImageClass::Uint: return ConstantU32(state, 0);
case SampledImageClass::Sint: return ConstantI32(state, 0);
case SampledImageClass::Count: return 0;
Prospero::TextureNumericClass numeric_class) {
if (numeric_class == Prospero::TextureNumericClass::Uint) {
return value;
}
return 0;
return Unary(ctx.state, OpBitcast, TypeU32(ctx.state), value);
}
uint32_t ResultVector(ValueEmitContext& ctx, uint32_t value, SampledImageClass image_class,
bool dref, const IR::MemoryInfo& mem, bool gather = false) {
const auto value_class = dref ? SampledImageClass::Float : image_class;
const bool integer = IsIntegerSampledImage(value_class);
uint32_t SampledComponentZero(EmitterState& state, Prospero::TextureNumericClass numeric_class) {
switch (numeric_class) {
case Prospero::TextureNumericClass::Float: return ZeroF32(state);
case Prospero::TextureNumericClass::Uint: return ConstantU32(state, 0);
case Prospero::TextureNumericClass::Sint: return ConstantI32(state, 0);
case Prospero::TextureNumericClass::Unsupported: break;
}
EXIT("invalid sampled image numeric class");
}
uint32_t ResultVector(ValueEmitContext& ctx, uint32_t value,
Prospero::TextureNumericClass numeric_class, bool dref,
const IR::MemoryInfo& mem, bool gather = false) {
auto value_class = numeric_class;
if (dref) {
value_class = Prospero::TextureNumericClass::Float;
}
const bool integer = value_class == Prospero::TextureNumericClass::Uint ||
value_class == Prospero::TextureNumericClass::Sint;
if (mem.data_bits == 16u) {
uint32_t packed[4] = {ConstantU32(ctx.state, 0), ConstantU32(ctx.state, 0),
ConstantU32(ctx.state, 0), ConstantU32(ctx.state, 0)};
@@ -230,8 +236,8 @@ uint32_t ResultVector(ValueEmitContext& ctx, uint32_t value, SampledImageClass i
const auto component = gather ? index : DmaskComponent(mem.dmask, index);
const auto result = ctx.state.builder.AllocateId();
ctx.state.builder.AddFunction({OpCompositeExtract,
SampledImageScalarType(ctx.state, value_class), result,
value, component});
ImageScalarType(ctx.state, value_class), result, value,
component});
return result;
};
for (uint32_t word = 0; word < mem.data_dwords; word++) {
@@ -272,9 +278,8 @@ uint32_t ResultVector(ValueEmitContext& ctx, uint32_t value, SampledImageClass i
continue;
}
const auto scalar = ctx.state.builder.AllocateId();
ctx.state.builder.AddFunction({OpCompositeExtract,
SampledImageScalarType(ctx.state, value_class), scalar,
value, index});
ctx.state.builder.AddFunction(
{OpCompositeExtract, ImageScalarType(ctx.state, value_class), scalar, value, index});
component[index] = SampledComponentBits(ctx, scalar, value_class);
}
const auto result = ctx.state.builder.AllocateId();
@@ -462,7 +467,7 @@ uint32_t UnpackImageGather(ValueEmitContext& ctx, const IR::MemoryInfo& mem, uin
}
uint32_t EmitOneDimensionalGatherLz(ValueEmitContext& ctx, const IR::MemoryInfo& mem,
uint32_t coord, SampledImageClass image_class) {
uint32_t coord, Prospero::TextureNumericClass numeric_class) {
auto& state = ctx.state;
state.builder.RequireCapability(CapabilityImageQuery);
const auto image = LoadSampledImageDescriptor(state, mem.resource);
@@ -478,8 +483,8 @@ uint32_t EmitOneDimensionalGatherLz(ValueEmitContext& ctx, const IR::MemoryInfo&
ConstantF32(state, 0x3f000000u))});
const auto sampled = MakeSampledImage(state, mem.resource, mem.sampler);
const auto vector_type = SampledImageVectorType(state, image_class, 4);
const auto scalar_type = SampledImageScalarType(state, image_class);
const auto vector_type = ImageVectorType(state, numeric_class, 4);
const auto scalar_type = ImageScalarType(state, numeric_class);
const auto component =
ImageConversionFormat(state, mem).format == Prospero::BufferFormat::kInvalid
? ImageGatherComponent(mem.dmask)
@@ -625,7 +630,7 @@ bool EmitValueImage(ValueEmitContext& ctx, const IR::Inst& inst) {
if (op == IR::ValueOpcode::ImageRead) {
const auto dimension = image.dimension;
const auto& dimension_info = ImageDimensionInfoFor(dimension);
const auto image_class = SampledImageClassFor(image.numeric_class);
const auto numeric_class = image.numeric_class;
const auto condition = ctx.Arg(inst, 2);
ctx.Define(
inst,
@@ -637,17 +642,17 @@ bool EmitValueImage(ValueEmitContext& ctx, const IR::Inst& inst) {
const auto coord = CoordU32(ctx, mem, *address, dimension);
if (dimension_info.multisampled != 0u) {
state.builder.AddFunction(
{OpImageFetch, SampledImageVectorType(state, image_class, 4), color,
{OpImageFetch, ImageVectorType(state, numeric_class, 4), color,
descriptor, coord, ImageOperandsSampleMask,
AddressU32(ctx, mem, *address, dimension_info.coordinate_components)});
} else {
state.builder.AddFunction({OpImageFetch,
SampledImageVectorType(state, image_class, 4),
color, descriptor, coord, ImageOperandsLodMask,
ImageVectorType(state, numeric_class, 4), color,
descriptor, coord, ImageOperandsLodMask,
LodU32(ctx, mem, *address, dimension)});
}
return ResultVector(ctx, UnpackImageTexel(ctx, mem, color), image_class, false,
mem);
return ResultVector(ctx, UnpackImageTexel(ctx, mem, color), numeric_class,
false, mem);
}));
return true;
}
@@ -669,7 +674,7 @@ bool EmitValueImage(ValueEmitContext& ctx, const IR::Inst& inst) {
const auto dimension = image.dimension;
const auto& dimension_info = ImageDimensionInfoFor(dimension);
const auto layout = Layout(mem, dimension);
const auto image_class = SampledImageClassFor(image.numeric_class);
const auto numeric_class = image.numeric_class;
const bool dref = HasFlag(mem, Decoder::ImageSampleFlagCompare);
if (dref && state.program.info.images[mem.resource].conversion_format !=
Prospero::BufferFormat::kInvalid) {
@@ -686,9 +691,9 @@ bool EmitValueImage(ValueEmitContext& ctx, const IR::Inst& inst) {
ctx.Fail(inst, "has an unsupported 1D gather variant");
return true;
}
const auto sample = EmitOneDimensionalGatherLz(ctx, mem, coord, image_class);
ctx.Define(inst, ResultVector(ctx, UnpackImageGather(ctx, mem, sample), image_class,
false, mem, true));
const auto sample = EmitOneDimensionalGatherLz(ctx, mem, coord, numeric_class);
ctx.Define(inst, ResultVector(ctx, UnpackImageGather(ctx, mem, sample),
numeric_class, false, mem, true));
return true;
}
if (dimension == ImageDimension::Dim1DArray) {
@@ -697,25 +702,23 @@ bool EmitValueImage(ValueEmitContext& ctx, const IR::Inst& inst) {
}
const auto sampled = MakeSampledImage(state, mem.resource, mem.sampler);
const auto sample = state.builder.AllocateId();
std::vector<uint32_t> words =
dref ? std::vector<uint32_t> {OpImageDrefGather,
TypeF32Vector(state, 4),
sample,
sampled,
coord,
layout.dref != NoImageComponent
? AddressF32(ctx, mem, *address, layout.dref)
: ZeroF32(state)}
: std::vector<uint32_t> {
OpImageGather,
SampledImageVectorType(state, image_class, 4),
sample,
sampled,
coord,
ConstantU32(state, ImageConversionFormat(state, mem).format ==
Prospero::BufferFormat::kInvalid
? ImageGatherComponent(mem.dmask)
: 0u)};
std::vector<uint32_t> words;
if (dref) {
auto dref_value = ZeroF32(state);
if (layout.dref != NoImageComponent) {
dref_value = AddressF32(ctx, mem, *address, layout.dref);
}
words = {OpImageDrefGather, TypeF32Vector(state, 4), sample, sampled, coord,
dref_value};
} else {
uint32_t component = 0;
if (ImageConversionFormat(state, mem).format == Prospero::BufferFormat::kInvalid) {
component = ImageGatherComponent(mem.dmask);
}
words = {OpImageGather, ImageVectorType(state, numeric_class, 4),
sample, sampled,
coord, ConstantU32(state, component)};
}
if (HasFlag(mem, Decoder::ImageSampleFlagGatherHorizontal)) {
words.push_back(ImageOperandsConstOffsetsMask);
words.push_back(HorizontalOffsets(state, dimension));
@@ -724,24 +727,33 @@ bool EmitValueImage(ValueEmitContext& ctx, const IR::Inst& inst) {
words.push_back(PackedOffset(ctx, mem, *address, layout, dimension));
}
state.builder.AddFunction(words);
auto result_numeric_class = numeric_class;
if (dref) {
result_numeric_class = Prospero::TextureNumericClass::Float;
}
ctx.Define(inst, ResultVector(ctx, UnpackImageGather(ctx, mem, sample),
dref ? SampledImageClass::Float : image_class, false, mem,
true));
result_numeric_class, false, mem, true));
return true;
}
const bool explicit_lod = HasFlag(mem, Decoder::ImageSampleFlagDerivative) ||
HasFlag(mem, Decoder::ImageSampleFlagLod) ||
HasFlag(mem, Decoder::ImageSampleFlagLevelZero) ||
state.stage != ShaderType::Pixel;
const auto opcode = explicit_lod
? (dref ? OpImageSampleDrefExplicitLod : OpImageSampleExplicitLod)
: (dref ? OpImageSampleDrefImplicitLod : OpImageSampleImplicitLod);
const auto result_type =
dref ? TypeF32(state) : SampledImageVectorType(state, image_class, 4);
const auto dref_value =
dref ? (layout.dref != NoImageComponent ? AddressF32(ctx, mem, *address, layout.dref)
: ZeroF32(state))
: 0u;
uint32_t opcode = OpImageSampleImplicitLod;
if (explicit_lod) {
opcode = dref ? OpImageSampleDrefExplicitLod : OpImageSampleExplicitLod;
} else if (dref) {
opcode = OpImageSampleDrefImplicitLod;
}
uint32_t result_type = ImageVectorType(state, numeric_class, 4);
uint32_t dref_value = 0;
if (dref) {
result_type = TypeF32(state);
dref_value = ZeroF32(state);
if (layout.dref != NoImageComponent) {
dref_value = AddressF32(ctx, mem, *address, layout.dref);
}
}
uint32_t operand_mask = 0;
std::vector<uint32_t> operands;
if (HasFlag(mem, Decoder::ImageSampleFlagDerivative)) {
@@ -752,10 +764,11 @@ bool EmitValueImage(ValueEmitContext& ctx, const IR::Inst& inst) {
CoordF32(ctx, mem, *address, layout.grad_y, dimension_info.spatial_components));
} else if (explicit_lod) {
operand_mask |= ImageOperandsLodMask;
operands.push_back(HasFlag(mem, Decoder::ImageSampleFlagLod) &&
layout.lod != NoImageComponent
? AddressF32(ctx, mem, *address, layout.lod)
: ZeroF32(state));
auto lod = ZeroF32(state);
if (HasFlag(mem, Decoder::ImageSampleFlagLod) && layout.lod != NoImageComponent) {
lod = AddressF32(ctx, mem, *address, layout.lod);
}
operands.push_back(lod);
} else if (layout.bias != NoImageComponent) {
operand_mask |= ImageOperandsBiasMask;
operands.push_back(AddressF32(ctx, mem, *address, layout.bias));
@@ -776,8 +789,11 @@ bool EmitValueImage(ValueEmitContext& ctx, const IR::Inst& inst) {
};
if (image.indirect_root != mem.resource) {
const auto sample = EmitSample(mem.resource);
ctx.Define(inst, ResultVector(ctx, dref ? sample : UnpackImageTexel(ctx, mem, sample),
image_class, dref, mem));
auto result = sample;
if (!dref) {
result = UnpackImageTexel(ctx, mem, sample);
}
ctx.Define(inst, ResultVector(ctx, result, numeric_class, dref, mem));
return true;
}
const auto* handle = image_arg.ResolveInstruction();
@@ -868,9 +884,11 @@ bool EmitValueImage(ValueEmitContext& ctx, const IR::Inst& inst) {
}
EmitLabel(state, merge_label);
state.builder.AddFunction(phi_words);
ctx.Define(inst,
ResultVector(ctx, dref ? phi_words[2] : UnpackImageTexel(ctx, mem, phi_words[2]),
image_class, dref, mem));
auto result = phi_words[2];
if (!dref) {
result = UnpackImageTexel(ctx, mem, result);
}
ctx.Define(inst, ResultVector(ctx, result, numeric_class, dref, mem));
return true;
}
const auto atomic_opcode = ImageAtomicOpcode(op);
@@ -321,7 +321,6 @@ using ImageDimension = Decoder::ImageDimension;
struct ImageDimensionInfo {
ImageDimension dimension;
uint32_t ordinal;
uint32_t spirv_dimension;
uint32_t coordinate_components;
uint32_t spatial_components;
@@ -330,29 +329,17 @@ struct ImageDimensionInfo {
};
constexpr std::array<ImageDimensionInfo, 7> ImageDimensions {{
{ImageDimension::Dim1D, 0, Dim1D, 1, 1, 0, 0},
{ImageDimension::Dim1DArray, 1, Dim1D, 2, 1, 1, 0},
{ImageDimension::Dim2D, 2, Dim2D, 2, 2, 0, 0},
{ImageDimension::Dim2DArray, 3, Dim2D, 3, 2, 1, 0},
{ImageDimension::Dim3D, 4, Dim3D, 3, 3, 0, 0},
{ImageDimension::Dim2DMsaa, 5, Dim2D, 2, 2, 0, 1},
{ImageDimension::Dim2DMsaaArray, 6, Dim2D, 3, 2, 1, 1},
{ImageDimension::Dim1D, Dim1D, 1, 1, 0, 0},
{ImageDimension::Dim1DArray, Dim1D, 2, 1, 1, 0},
{ImageDimension::Dim2D, Dim2D, 2, 2, 0, 0},
{ImageDimension::Dim2DArray, Dim2D, 3, 2, 1, 0},
{ImageDimension::Dim3D, Dim3D, 3, 3, 0, 0},
{ImageDimension::Dim2DMsaa, Dim2D, 2, 2, 0, 1},
{ImageDimension::Dim2DMsaaArray, Dim2D, 3, 2, 1, 1},
}};
constexpr uint32_t SampledImageDimensionCount = ImageDimensions.size();
constexpr uint32_t StorageImageDimensionCount = 5;
const ImageDimensionInfo& ImageDimensionInfoFor(ImageDimension dimension);
enum class SampledImageClass : uint32_t { Float, Uint, Sint, Count };
enum class StorageImageClass : uint32_t {
FormatlessFloat,
FormatlessUint,
AtomicUint,
Count,
};
struct EmitterState {
EmitterState(const IR::Program& program_, const IR::ResourceSnapshot& resources_,
ShaderStageInputInfo input_info_)
@@ -378,12 +365,7 @@ struct EmitterState {
uint32_t flattened_srt_variable = 0;
uint32_t lds_variable = 0;
uint32_t scratch_variable = 0;
std::array<uint32_t,
static_cast<uint32_t>(SampledImageClass::Count) * SampledImageDimensionCount>
sampled_image_variables {};
std::array<uint32_t,
static_cast<uint32_t>(StorageImageClass::Count) * StorageImageDimensionCount>
storage_image_variables {};
std::array<uint32_t, IR::ImageBindingCount> image_variables {};
uint32_t sampler_variable = 0;
uint32_t main_func = 0;
uint32_t entry_label = 0;
@@ -482,113 +464,6 @@ struct ImageSampleLayout {
uint32_t grad_y = NoImageComponent;
};
constexpr SampledImageClass SampledImageClassFor(Prospero::TextureNumericClass numeric_class) {
switch (numeric_class) {
case Prospero::TextureNumericClass::Float: return SampledImageClass::Float;
case Prospero::TextureNumericClass::Uint: return SampledImageClass::Uint;
case Prospero::TextureNumericClass::Sint: return SampledImageClass::Sint;
case Prospero::TextureNumericClass::Unsupported: return SampledImageClass::Count;
}
return SampledImageClass::Count;
}
constexpr bool IsIntegerSampledImage(SampledImageClass image_class) {
return image_class == SampledImageClass::Uint || image_class == SampledImageClass::Sint;
}
inline uint32_t SampledImageIndex(SampledImageClass image_class, ImageDimension dimension) {
return ImageDimensionInfoFor(dimension).ordinal +
static_cast<uint32_t>(image_class) * SampledImageDimensionCount;
}
inline uint32_t StorageImageIndex(StorageImageClass image_class, ImageDimension dimension) {
return ImageDimensionInfoFor(dimension).ordinal +
static_cast<uint32_t>(image_class) * StorageImageDimensionCount;
}
constexpr IR::DescriptorBindingKind SampledBindingKind(SampledImageClass image_class,
ImageDimension dimension) {
if (image_class == SampledImageClass::Uint) {
switch (dimension) {
case ImageDimension::Dim1D: return IR::DescriptorBindingKind::SampledUint1D;
case ImageDimension::Dim1DArray: return IR::DescriptorBindingKind::SampledUint1DArray;
case ImageDimension::Dim2D: return IR::DescriptorBindingKind::SampledUint2D;
case ImageDimension::Dim2DArray: return IR::DescriptorBindingKind::SampledUint2DArray;
case ImageDimension::Dim3D: return IR::DescriptorBindingKind::SampledUint3D;
case ImageDimension::Dim2DMsaa: return IR::DescriptorBindingKind::SampledUint2DMsaa;
case ImageDimension::Dim2DMsaaArray:
return IR::DescriptorBindingKind::SampledUint2DMsaaArray;
default: break;
}
}
if (image_class == SampledImageClass::Sint) {
switch (dimension) {
case ImageDimension::Dim1D: return IR::DescriptorBindingKind::SampledSint1D;
case ImageDimension::Dim1DArray: return IR::DescriptorBindingKind::SampledSint1DArray;
case ImageDimension::Dim2D: return IR::DescriptorBindingKind::SampledSint2D;
case ImageDimension::Dim2DArray: return IR::DescriptorBindingKind::SampledSint2DArray;
case ImageDimension::Dim3D: return IR::DescriptorBindingKind::SampledSint3D;
case ImageDimension::Dim2DMsaa: return IR::DescriptorBindingKind::SampledSint2DMsaa;
case ImageDimension::Dim2DMsaaArray:
return IR::DescriptorBindingKind::SampledSint2DMsaaArray;
default: break;
}
}
switch (dimension) {
case ImageDimension::Dim1D: return IR::DescriptorBindingKind::Sampled1D;
case ImageDimension::Dim1DArray: return IR::DescriptorBindingKind::Sampled1DArray;
case ImageDimension::Dim2D: return IR::DescriptorBindingKind::Sampled2D;
case ImageDimension::Dim2DArray: return IR::DescriptorBindingKind::Sampled2DArray;
case ImageDimension::Dim3D: return IR::DescriptorBindingKind::Sampled3D;
case ImageDimension::Dim2DMsaa: return IR::DescriptorBindingKind::Sampled2DMsaa;
case ImageDimension::Dim2DMsaaArray: return IR::DescriptorBindingKind::Sampled2DMsaaArray;
default: break;
}
return IR::DescriptorBindingKind::Count;
}
constexpr IR::DescriptorBindingKind StorageBindingKind(StorageImageClass image_class,
ImageDimension dimension) {
switch (image_class) {
case StorageImageClass::FormatlessFloat:
switch (dimension) {
case ImageDimension::Dim1D: return IR::DescriptorBindingKind::Storage1D;
case ImageDimension::Dim1DArray: return IR::DescriptorBindingKind::Storage1DArray;
case ImageDimension::Dim2D: return IR::DescriptorBindingKind::Storage2D;
case ImageDimension::Dim2DArray: return IR::DescriptorBindingKind::Storage2DArray;
case ImageDimension::Dim3D: return IR::DescriptorBindingKind::Storage3D;
default: break;
}
break;
case StorageImageClass::FormatlessUint:
switch (dimension) {
case ImageDimension::Dim1D: return IR::DescriptorBindingKind::StorageUint1D;
case ImageDimension::Dim1DArray:
return IR::DescriptorBindingKind::StorageUint1DArray;
case ImageDimension::Dim2D: return IR::DescriptorBindingKind::StorageUint2D;
case ImageDimension::Dim2DArray:
return IR::DescriptorBindingKind::StorageUint2DArray;
case ImageDimension::Dim3D: return IR::DescriptorBindingKind::StorageUint3D;
default: break;
}
break;
case StorageImageClass::AtomicUint:
switch (dimension) {
case ImageDimension::Dim1D: return IR::DescriptorBindingKind::StorageAtomic1D;
case ImageDimension::Dim1DArray:
return IR::DescriptorBindingKind::StorageAtomic1DArray;
case ImageDimension::Dim2D: return IR::DescriptorBindingKind::StorageAtomic2D;
case ImageDimension::Dim2DArray:
return IR::DescriptorBindingKind::StorageAtomic2DArray;
case ImageDimension::Dim3D: return IR::DescriptorBindingKind::StorageAtomic3D;
default: break;
}
break;
case StorageImageClass::Count: break;
}
return IR::DescriptorBindingKind::Count;
}
struct F32Class {
uint32_t bits = 0;
uint32_t nan = 0;
@@ -639,25 +514,15 @@ uint32_t DescriptorElementPointer(EmitterState& state, uint32_t result_ptr_type,
IR::DescriptorBindingKind kind, uint32_t resource,
const char* variable_name);
uint32_t SampledImageScalarType(EmitterState& state, SampledImageClass image_class);
uint32_t ImageScalarType(EmitterState& state, Prospero::TextureNumericClass numeric_class);
uint32_t SampledImageVectorType(EmitterState& state, SampledImageClass image_class,
uint32_t components);
uint32_t ImageVectorType(EmitterState& state, Prospero::TextureNumericClass numeric_class,
uint32_t components);
uint32_t ImageViewImageType(EmitterState& state, ImageDimension dimension,
SampledImageClass image_class);
uint32_t ImageViewSampledImageType(EmitterState& state, ImageDimension dimension,
SampledImageClass image_class);
uint32_t ImageType(EmitterState& state, const IR::ImageResource& image);
uint32_t ImageViewSizeType(EmitterState& state, ImageDimension dimension);
uint32_t StorageImageType(EmitterState& state, StorageImageClass image_class,
ImageDimension dimension);
uint32_t StorageImagePointerType(EmitterState& state, StorageImageClass image_class,
ImageDimension dimension);
uint32_t LoadSampledImageDescriptor(EmitterState& state, uint32_t resource);
uint32_t LoadSamplerDescriptor(EmitterState& state, uint32_t sampler);
@@ -187,38 +187,23 @@ void DefineDescriptorVariables(EmitterState& state) {
state.flattened_srt_variable = state.builder.DefineGlobalVariable(
TypeStorageBufferPointer(state), StorageClassStorageBuffer);
}
for (uint32_t i = 0; i < state.sampled_image_variables.size(); i++) {
const auto dimension = ImageDimensions[i % SampledImageDimensionCount].dimension;
const auto image_class = static_cast<SampledImageClass>(i / SampledImageDimensionCount);
const auto kind = SampledBindingKind(image_class, dimension);
if (DescriptorBinding(state, kind) == nullptr) {
for (const auto& binding: state.program.bindings.descriptors) {
if (IR::ImageBindingResourceClass(binding.kind) == IR::ImageResourceClass::None) {
continue;
}
const auto count = ConstantU32(state, DescriptorCount(state, kind));
const auto image_type = ImageViewImageType(state, dimension, image_class);
const auto array_type = state.builder.Type(OpTypeArray, {image_type, count});
const auto pointer_type = TypePointer(state, StorageClassUniformConstant, array_type);
state.sampled_image_variables[i] =
const auto& image = state.program.info.images.at(binding.resources.front());
const auto count = ConstantU32(state, DescriptorCount(state, binding.kind));
const auto image_type = ImageType(state, image);
const auto array_type = state.builder.Type(OpTypeArray, {image_type, count});
const auto pointer_type = TypePointer(state, StorageClassUniformConstant, array_type);
state.image_variables[IR::ImageBindingIndex(binding.kind)] =
state.builder.DefineGlobalVariable(pointer_type, StorageClassUniformConstant);
if (dimension == ImageDimension::Dim1D || dimension == ImageDimension::Dim1DArray) {
state.builder.RequireCapability(CapabilitySampled1D);
}
}
for (uint32_t i = 0; i < state.storage_image_variables.size(); i++) {
const auto dimension = ImageDimensions[i % StorageImageDimensionCount].dimension;
const auto image_class = static_cast<StorageImageClass>(i / StorageImageDimensionCount);
const auto kind = StorageBindingKind(image_class, dimension);
if (DescriptorBinding(state, kind) == nullptr) {
continue;
}
const auto count = ConstantU32(state, DescriptorCount(state, kind));
const auto image_type = StorageImageType(state, image_class, dimension);
const auto array_type = state.builder.Type(OpTypeArray, {image_type, count});
const auto pointer_type = TypePointer(state, StorageClassUniformConstant, array_type);
state.storage_image_variables[i] =
state.builder.DefineGlobalVariable(pointer_type, StorageClassUniformConstant);
if (dimension == ImageDimension::Dim1D || dimension == ImageDimension::Dim1DArray) {
state.builder.RequireCapability(CapabilityImage1D);
if (image.dimension == ImageDimension::Dim1D ||
image.dimension == ImageDimension::Dim1DArray) {
const auto capability = image.resource_class == IR::ImageResourceClass::Sampled
? CapabilitySampled1D
: CapabilityImage1D;
state.builder.RequireCapability(capability);
}
}
if (DescriptorBinding(state, IR::DescriptorBindingKind::Samplers) != nullptr) {
@@ -594,53 +579,13 @@ void AddDescriptorAnnotationsAndNames(EmitterState& state) {
Decorate(state.fault_buffer_variable, "fault_buffer",
IR::DescriptorBindingKind::FaultBuffer);
}
constexpr const char* SampledNames[] = {"sampled_1d",
"sampled_1d_array",
"sampled_2d",
"sampled_2d_array",
"sampled_3d",
"sampled_2d_msaa",
"sampled_2d_msaa_array",
"sampled_uint_1d",
"sampled_uint_1d_array",
"sampled_uint_2d",
"sampled_uint_2d_array",
"sampled_uint_3d",
"sampled_uint_2d_msaa",
"sampled_uint_2d_msaa_array",
"sampled_sint_1d",
"sampled_sint_1d_array",
"sampled_sint_2d",
"sampled_sint_2d_array",
"sampled_sint_3d",
"sampled_sint_2d_msaa",
"sampled_sint_2d_msaa_array"};
for (uint32_t i = 0; i < state.sampled_image_variables.size(); i++) {
const auto dimension = ImageDimensions[i % SampledImageDimensionCount].dimension;
const auto image_class = static_cast<SampledImageClass>(i / SampledImageDimensionCount);
Decorate(state.sampled_image_variables[i], SampledNames[i],
SampledBindingKind(image_class, dimension));
}
constexpr const char* StorageNames[] = {"storage_1d",
"storage_1d_array",
"storage_2d",
"storage_2d_array",
"storage_3d",
"storage_uint_1d",
"storage_uint_1d_array",
"storage_uint_2d",
"storage_uint_2d_array",
"storage_uint_3d",
"storage_atomic_1d",
"storage_atomic_1d_array",
"storage_atomic_2d",
"storage_atomic_2d_array",
"storage_atomic_3d"};
for (uint32_t i = 0; i < state.storage_image_variables.size(); i++) {
const auto dimension = ImageDimensions[i % StorageImageDimensionCount].dimension;
const auto image_class = static_cast<StorageImageClass>(i / StorageImageDimensionCount);
Decorate(state.storage_image_variables[i], StorageNames[i],
StorageBindingKind(image_class, dimension));
for (const auto& binding: state.program.bindings.descriptors) {
if (IR::ImageBindingResourceClass(binding.kind) == IR::ImageResourceClass::None) {
continue;
}
const auto name = "image_" + std::to_string(static_cast<uint32_t>(binding.kind));
Decorate(state.image_variables[IR::ImageBindingIndex(binding.kind)], name.c_str(),
binding.kind);
}
if (state.sampler_variable != 0) {
Decorate(state.sampler_variable, "samplers", IR::DescriptorBindingKind::Samplers);
+86 -116
View File
@@ -259,45 +259,13 @@ struct StageOutput {
bool operator==(const StageOutput& other) const = default;
};
enum class DescriptorBindingKind {
Buffers,
Sampled1D,
Sampled1DArray,
Sampled2D,
Sampled2DArray,
Sampled2DMsaa,
Sampled2DMsaaArray,
Sampled3D,
SampledUint1D,
SampledUint1DArray,
SampledUint2D,
SampledUint2DArray,
SampledUint2DMsaa,
SampledUint2DMsaaArray,
SampledUint3D,
SampledSint1D,
SampledSint1DArray,
SampledSint2D,
SampledSint2DArray,
SampledSint2DMsaa,
SampledSint2DMsaaArray,
SampledSint3D,
Storage1D,
Storage1DArray,
Storage2D,
Storage2DArray,
Storage3D,
StorageUint1D,
StorageUint1DArray,
StorageUint2D,
StorageUint2DArray,
StorageUint3D,
StorageAtomic1D,
StorageAtomic1DArray,
StorageAtomic2D,
StorageAtomic2DArray,
StorageAtomic3D,
Samplers,
inline constexpr uint32_t FirstImageBinding = 1u;
inline constexpr uint32_t FirstStorageImageBinding = 22u;
inline constexpr uint32_t ImageBindingCount = 36u;
enum class DescriptorBindingKind : uint32_t {
Buffers = 0u,
Samplers = FirstImageBinding + ImageBindingCount,
Gds,
BdaPagetable,
FaultBuffer,
@@ -306,6 +274,9 @@ enum class DescriptorBindingKind {
Count,
};
static_assert(static_cast<uint32_t>(DescriptorBindingKind::Samplers) == 37u);
static_assert(static_cast<uint32_t>(DescriptorBindingKind::Count) == 43u);
constexpr uint32_t NativePushConstantSize = 128;
[[nodiscard]] constexpr uint32_t NativeBinding(ShaderType stage, DescriptorBindingKind kind) {
@@ -313,88 +284,87 @@ constexpr uint32_t NativePushConstantSize = 128;
(stage == ShaderType::Pixel ? static_cast<uint32_t>(DescriptorBindingKind::Count) : 0u);
}
[[nodiscard]] inline std::optional<DescriptorBindingKind>
DescriptorBindingForImage(const ImageResource& image) {
using Dimension = Decoder::ImageDimension;
using Kind = DescriptorBindingKind;
[[nodiscard]] constexpr ImageResourceClass ImageBindingResourceClass(DescriptorBindingKind kind) {
const auto value = static_cast<uint32_t>(kind);
if (value >= FirstImageBinding && value < FirstStorageImageBinding) {
return ImageResourceClass::Sampled;
}
if (value >= FirstStorageImageBinding &&
value < static_cast<uint32_t>(DescriptorBindingKind::Samplers)) {
return ImageResourceClass::Storage;
}
return ImageResourceClass::None;
}
switch (image.resource_class) {
case ImageResourceClass::Sampled:
switch (image.numeric_class) {
case Prospero::TextureNumericClass::Float: break;
case Prospero::TextureNumericClass::Uint:
switch (image.dimension) {
case Dimension::Dim1D: return Kind::SampledUint1D;
case Dimension::Dim1DArray: return Kind::SampledUint1DArray;
case Dimension::Dim2D: return Kind::SampledUint2D;
case Dimension::Dim2DArray: return Kind::SampledUint2DArray;
case Dimension::Dim2DMsaa: return Kind::SampledUint2DMsaa;
case Dimension::Dim2DMsaaArray: return Kind::SampledUint2DMsaaArray;
case Dimension::Dim3D: return Kind::SampledUint3D;
default: return std::nullopt;
}
case Prospero::TextureNumericClass::Sint:
switch (image.dimension) {
case Dimension::Dim1D: return Kind::SampledSint1D;
case Dimension::Dim1DArray: return Kind::SampledSint1DArray;
case Dimension::Dim2D: return Kind::SampledSint2D;
case Dimension::Dim2DArray: return Kind::SampledSint2DArray;
case Dimension::Dim2DMsaa: return Kind::SampledSint2DMsaa;
case Dimension::Dim2DMsaaArray: return Kind::SampledSint2DMsaaArray;
case Dimension::Dim3D: return Kind::SampledSint3D;
default: return std::nullopt;
}
case Prospero::TextureNumericClass::Unsupported: return std::nullopt;
[[nodiscard]] constexpr uint32_t ImageBindingIndex(DescriptorBindingKind kind) {
return static_cast<uint32_t>(kind) - FirstImageBinding;
}
[[nodiscard]] constexpr std::optional<DescriptorBindingKind>
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;
uint32_t base = 0;
bool sampled = false;
if (image.resource_class == ImageResourceClass::Sampled) {
if (image.atomic) {
return std::nullopt;
}
sampled = true;
switch (image.numeric_class) {
case Prospero::TextureNumericClass::Float: base = 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;
}
} else if (image.resource_class == ImageResourceClass::Storage) {
if (image.atomic) {
if (image.numeric_class != Prospero::TextureNumericClass::Uint) {
return std::nullopt;
}
switch (image.dimension) {
case Dimension::Dim1D: return Kind::Sampled1D;
case Dimension::Dim1DArray: return Kind::Sampled1DArray;
case Dimension::Dim2D: return Kind::Sampled2D;
case Dimension::Dim2DArray: return Kind::Sampled2DArray;
case Dimension::Dim2DMsaa: return Kind::Sampled2DMsaa;
case Dimension::Dim2DMsaaArray: return Kind::Sampled2DMsaaArray;
case Dimension::Dim3D: return Kind::Sampled3D;
base = AtomicUintBinding;
} else {
switch (image.numeric_class) {
case Prospero::TextureNumericClass::Float: base = StorageFloatBinding; break;
case Prospero::TextureNumericClass::Uint: base = StorageUintBinding; break;
case Prospero::TextureNumericClass::Sint:
case Prospero::TextureNumericClass::Unsupported: return std::nullopt;
default: return std::nullopt;
}
case ImageResourceClass::Storage:
if (image.atomic) {
if (image.numeric_class != Prospero::TextureNumericClass::Uint) {
return std::nullopt;
}
switch (image.dimension) {
case Dimension::Dim1D: return Kind::StorageAtomic1D;
case Dimension::Dim1DArray: return Kind::StorageAtomic1DArray;
case Dimension::Dim2D: return Kind::StorageAtomic2D;
case Dimension::Dim2DArray: return Kind::StorageAtomic2DArray;
case Dimension::Dim3D: return Kind::StorageAtomic3D;
default: return std::nullopt;
}
}
switch (image.numeric_class) {
case Prospero::TextureNumericClass::Float:
switch (image.dimension) {
case Dimension::Dim1D: return Kind::Storage1D;
case Dimension::Dim1DArray: return Kind::Storage1DArray;
case Dimension::Dim2D: return Kind::Storage2D;
case Dimension::Dim2DArray: return Kind::Storage2DArray;
case Dimension::Dim3D: return Kind::Storage3D;
default: return std::nullopt;
}
case Prospero::TextureNumericClass::Uint:
switch (image.dimension) {
case Dimension::Dim1D: return Kind::StorageUint1D;
case Dimension::Dim1DArray: return Kind::StorageUint1DArray;
case Dimension::Dim2D: return Kind::StorageUint2D;
case Dimension::Dim2DArray: return Kind::StorageUint2DArray;
case Dimension::Dim3D: return Kind::StorageUint3D;
default: return std::nullopt;
}
case Prospero::TextureNumericClass::Sint:
case Prospero::TextureNumericClass::Unsupported: return std::nullopt;
}
case ImageResourceClass::None: return std::nullopt;
}
} else {
return std::nullopt;
}
return std::nullopt;
uint32_t dimension = 0;
switch (image.dimension) {
case Decoder::ImageDimension::Dim1D: break;
case Decoder::ImageDimension::Dim1DArray: dimension = 1u; break;
case Decoder::ImageDimension::Dim2D: dimension = 2u; break;
case Decoder::ImageDimension::Dim2DArray: dimension = 3u; break;
case Decoder::ImageDimension::Dim2DMsaa:
if (!sampled) {
return std::nullopt;
}
dimension = 4u;
break;
case Decoder::ImageDimension::Dim2DMsaaArray:
if (!sampled) {
return std::nullopt;
}
dimension = 5u;
break;
case Decoder::ImageDimension::Dim3D: dimension = sampled ? 6u : 4u; break;
case Decoder::ImageDimension::Unknown: return std::nullopt;
default: return std::nullopt;
}
return static_cast<DescriptorBindingKind>(base + dimension);
}
struct DescriptorBinding {
@@ -10,11 +10,6 @@
namespace Libs::Graphics::ShaderRecompiler::IR {
namespace {
constexpr auto FirstImageBinding = DescriptorBindingKind::Sampled1D;
constexpr uint32_t ImageBindingCount =
static_cast<uint32_t>(DescriptorBindingKind::StorageAtomic3D) -
static_cast<uint32_t>(FirstImageBinding) + 1u;
[[noreturn]] void BindingFail(const char* message) {
EXIT("shader binding layout failed: %s", message);
std::abort();
@@ -107,7 +102,7 @@ void AllocateBindings(Program& program, uint32_t push_constant_offset) {
if (!kind.has_value()) {
EXIT("shader binding layout failed: image %u has an invalid binding class", i);
}
const auto group = static_cast<uint32_t>(*kind) - static_cast<uint32_t>(FirstImageBinding);
const auto group = ImageBindingIndex(*kind);
if (group >= image_groups.size()) {
EXIT("shader binding layout failed: image %u has an unmapped binding class", i);
}
@@ -122,10 +117,8 @@ void AllocateBindings(Program& program, uint32_t push_constant_offset) {
}
for (uint32_t i = 0; i < image_groups.size(); i++) {
if (!image_groups[i].empty()) {
AddBinding(
next,
static_cast<DescriptorBindingKind>(static_cast<uint32_t>(FirstImageBinding) + i),
std::move(image_groups[i]));
AddBinding(next, static_cast<DescriptorBindingKind>(FirstImageBinding + i),
std::move(image_groups[i]));
}
}