stride3d
/
xkslang
зеркало из https://github.com/stride3d/xkslang.git
1
0
Форкнуть 0
Код Задачи Пакеты Проекты Релизы Вики Активность

SPV Capabilities: StorageImageExtendedFormats, StorageImageReadWithoutFormat, and StorageImageWriteWithoutFormat.

This commit is contained in:
John Kessenich 2016-02-15 11:57:00 -07:00
Родитель 5e80113939
Коммит 5d0fa9781b
4 изменённых файлов: 90 добавлений и 35 удалений
Показать статистику Скачать Patch файл Скачать Diff файл Показать все файлы Свернуть все файлы

49
SPIRV/GlslangToSpv.cpp
Просмотреть файл

@ -90,6 +90,7 @@ public:
protected:
spv::Decoration TranslateInterpolationDecoration(const glslang::TQualifier& qualifier);
spv::BuiltIn TranslateBuiltInDecoration(glslang::TBuiltInVariable);
spv::ImageFormat TranslateImageFormat(const glslang::TType& type);
spv::Id createSpvVariable(const glslang::TIntermSymbol*);
spv::Id getSampledType(const glslang::TSampler&);
spv::Id convertGlslangToSpvType(const glslang::TType& type);
@ -404,10 +405,48 @@ spv::BuiltIn TGlslangToSpvTraverser::TranslateBuiltInDecoration(glslang::TBuiltI
}
// Translate glslang image layout format to SPIR-V image format.
spv::ImageFormat TranslateImageFormat(const glslang::TType& type)
spv::ImageFormat TGlslangToSpvTraverser::TranslateImageFormat(const glslang::TType& type)
{
assert(type.getBasicType() == glslang::EbtSampler);
// Check for capabilities
switch (type.getQualifier().layoutFormat) {
case glslang::ElfRg32f:
case glslang::ElfRg16f:
case glslang::ElfR11fG11fB10f:
case glslang::ElfR16f:
case glslang::ElfRgba16:
case glslang::ElfRgb10A2:
case glslang::ElfRg16:
case glslang::ElfRg8:
case glslang::ElfR16:
case glslang::ElfR8:
case glslang::ElfRgba16Snorm:
case glslang::ElfRg16Snorm:
case glslang::ElfRg8Snorm:
case glslang::ElfR16Snorm:
case glslang::ElfR8Snorm:
case glslang::ElfRg32i:
case glslang::ElfRg16i:
case glslang::ElfRg8i:
case glslang::ElfR16i:
case glslang::ElfR8i:
case glslang::ElfRgb10a2ui:
case glslang::ElfRg32ui:
case glslang::ElfRg16ui:
case glslang::ElfRg8ui:
case glslang::ElfR16ui:
case glslang::ElfR8ui:
builder.addCapability(spv::CapabilityStorageImageExtendedFormats);
break;
default:
break;
}
// do the translation
switch (type.getQualifier().layoutFormat) {
case glslang::ElfNone: return spv::ImageFormatUnknown;
case glslang::ElfRgba32f: return spv::ImageFormatRgba32f;
@ -2137,6 +2176,8 @@ spv::Id TGlslangToSpvTraverser::createImageTextureFunctionCall(glslang::TIntermO
operands.push_back(*opIt);
}
return builder.createOp(spv::OpImageRead, convertGlslangToSpvType(node->getType()), operands);
if (builder.getImageTypeFormat(builder.getImageType(operands.front())) == spv::ImageFormatUnknown)
builder.addCapability(spv::CapabilityStorageImageReadWithoutFormat);
} else if (node->getOp() == glslang::EOpImageStore) {
if (sampler.ms) {
operands.push_back(*(opIt + 1));
@ -2145,6 +2186,8 @@ spv::Id TGlslangToSpvTraverser::createImageTextureFunctionCall(glslang::TIntermO
} else
operands.push_back(*opIt);
builder.createNoResultOp(spv::OpImageWrite, operands);
if (builder.getImageTypeFormat(builder.getImageType(operands.front())) == spv::ImageFormatUnknown)
builder.addCapability(spv::CapabilityStorageImageWriteWithoutFormat);
return spv::NoResult;
} else if (node->isSparseImage()) {
spv::MissingFunctionality("sparse image functions");
@ -2894,10 +2937,6 @@ spv::Id TGlslangToSpvTraverser::createUnaryOperation(glslang::TOperator op, spv:
return createAtomicOperation(op, precision, typeId, operands, typeProxy);
}
case glslang::EOpImageLoad:
unaryOp = spv::OpImageRead;
break;
case glslang::EOpBitFieldReverse:
unaryOp = spv::OpBitReverse;
break;

1
SPIRV/SpvBuilder.h
Просмотреть файл

@ -124,6 +124,7 @@ public:
Id getContainedTypeId(Id typeId) const;
Id getContainedTypeId(Id typeId, int) const;
StorageClass getTypeStorageClass(Id typeId) const { return module.getStorageClass(typeId); }
ImageFormat getImageTypeFormat(Id typeId) const { return (ImageFormat)module.getInstruction(typeId)->getImmediateOperand(6); }
bool isPointer(Id resultId) const { return isPointerType(getTypeId(resultId)); }
bool isScalar(Id resultId) const { return isScalarType(getTypeId(resultId)); }

69
Test/baseResults/spv.image.frag.out
Просмотреть файл

@ -7,7 +7,7 @@ Linked fragment stage:
// Module Version 10000
// Generated by (magic number): 80001
// Id's are bound by 372
// Id's are bound by 378
Capability Shader
Capability SampledRect
@ -15,10 +15,12 @@ Linked fragment stage:
Capability SampledCubeArray
Capability SampledBuffer
Capability ImageMSArray
Capability StorageImageExtendedFormats
Capability ImageQuery
Capability StorageImageWriteWithoutFormat
1: ExtInstImport "GLSL.std.450"
MemoryModel Logical GLSL450
EntryPoint Fragment 4 "main" 356
EntryPoint Fragment 4 "main" 362
ExecutionMode 4 OriginLowerLeft
Source GLSL 450
Name 4 "main"
@ -42,8 +44,9 @@ Linked fragment stage:
Name 232 "ii1D"
Name 245 "ui2D"
Name 248 "value"
Name 356 "fragData"
Name 371 "ic4D"
Name 357 "wo2D"
Name 362 "fragData"
Name 377 "ic4D"
Decorate 15(i1D) Binding 0
Decorate 27(i2D) Binding 1
Decorate 38(i3D) Binding 2
@ -57,6 +60,7 @@ Linked fragment stage:
Decorate 108(i2DMSArray) Binding 10
Decorate 232(ii1D) Binding 11
Decorate 245(ui2D) Binding 12
Decorate 357(wo2D) Binding 1
2: TypeVoid
3: TypeFunction 2
6: TypeInt 32 1
@ -90,7 +94,7 @@ Linked fragment stage:
70: TypeImage 12(float) 1D array nonsampled format:Rgba32f
71: TypePointer UniformConstant 70
72(i1DArray): 71(ptr) Variable UniformConstant
80: TypeImage 12(float) 2D array nonsampled format:Rgba32f
80: TypeImage 12(float) 2D array nonsampled format:Rg16
81: TypePointer UniformConstant 80
82(i2DArray): 81(ptr) Variable UniformConstant
87: TypeImage 12(float) Buffer nonsampled format:Rgba32f
@ -138,18 +142,21 @@ Linked fragment stage:
340: 6(int) Constant 18
341: 6(int) Constant 17
349: 18(int) Constant 19
355: TypePointer Output 125(fvec4)
356(fragData): 355(ptr) Variable Output
362: TypeBool
369: TypeVector 6(int) 4
370: TypePointer UniformConstant 369(ivec4)
371(ic4D): 370(ptr) Variable UniformConstant
355: TypeImage 12(float) 2D nonsampled format:Unknown
356: TypePointer UniformConstant 355
357(wo2D): 356(ptr) Variable UniformConstant
361: TypePointer Output 125(fvec4)
362(fragData): 361(ptr) Variable Output
368: TypeBool
375: TypeVector 6(int) 4
376: TypePointer UniformConstant 375(ivec4)
377(ic4D): 376(ptr) Variable UniformConstant
4(main): 2 Function None 3
5: Label
9(iv): 8(ptr) Variable Function
127(v): 126(ptr) Variable Function
229(ui): 228(ptr) Variable Function
357: 126(ptr) Variable Function
363: 126(ptr) Variable Function
Store 9(iv) 11
16: 13 Load 15(i1D)
17: 6(int) ImageQuerySize 16
@ -471,22 +478,26 @@ Linked fragment stage:
353: 18(int) Load 229(ui)
354: 18(int) IAdd 353 352
Store 229(ui) 354
358: 18(int) Load 229(ui)
359: 20(ptr) AccessChain 9(iv) 237
360: 6(int) Load 359
361: 18(int) Bitcast 360
363: 362(bool) INotEqual 358 361
SelectionMerge 365 None
BranchConditional 363 364 367
364: Label
366: 125(fvec4) Load 127(v)
Store 357 366
Branch 365
367: Label
Store 357 129
Branch 365
365: Label
368: 125(fvec4) Load 357
Store 356(fragData) 368
358: 355 Load 357(wo2D)
359: 29(ivec2) Load 142(ic2D)
360: 125(fvec4) Load 127(v)
ImageWrite 358 359 360
364: 18(int) Load 229(ui)
365: 20(ptr) AccessChain 9(iv) 237
366: 6(int) Load 365
367: 18(int) Bitcast 366
369: 368(bool) INotEqual 364 367
SelectionMerge 371 None
BranchConditional 369 370 373
370: Label
372: 125(fvec4) Load 127(v)
Store 363 372
Branch 371
373: Label
Store 363 129
Branch 371
371: Label
374: 125(fvec4) Load 363
Store 362(fragData) 374
Return
FunctionEnd

6
Test/spv.image.frag
Просмотреть файл

@ -7,7 +7,7 @@ layout(rgba32f, binding = 3) uniform imageCube iCube;
layout(rgba32f, binding = 4) uniform imageCubeArray iCubeArray;
layout(rgba32f, binding = 5) uniform image2DRect i2DRect;
layout(rgba32f, binding = 6) uniform image1DArray i1DArray;
layout(rgba32f, binding = 7) uniform image2DArray i2DArray;
layout(rg16, binding = 7) uniform image2DArray i2DArray;
layout(rgba32f, binding = 8) uniform imageBuffer iBuffer;
layout(rgba32f, binding = 9) uniform image2DMS i2DMS;
layout(rgba32f, binding = 10) uniform image2DMSArray i2DMSArray;
@ -15,6 +15,8 @@ layout(rgba32f, binding = 10) uniform image2DMSArray i2DMSArray;
layout(r32i, binding = 11) uniform iimage1D ii1D;
layout(r32ui, binding = 12) uniform uimage2D ui2D;
writeonly layout(binding = 1) uniform image2D wo2D;
uniform int ic1D;
uniform ivec2 ic2D;
uniform ivec3 ic3D;
@ -84,6 +86,8 @@ void main()
iv.x += imageAtomicCompSwap(ii1D, ic1D, 18, 17);
ui += imageAtomicCompSwap(ui2D, ic2D, 19u, value);
imageStore(wo2D, ic2D, v);
fragData = ui != iv.y ? v : vec4(0.0);
}