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Add GL_EXT_fragment_shading_rate

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This commit is contained in:
Chow
2020-07-02 15:50:36 +08:00
committed by Tobias Hector
parent f4f1d8a352
commit a315b5633b
15 changed files with 265 additions and 2 deletions
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1
SPIRV/GLSL.ext.KHR.h
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@@ -48,4 +48,5 @@ static const char* const E_SPV_KHR_shader_clock = "SPV_KHR_shade
static const char* const E_SPV_KHR_non_semantic_info = "SPV_KHR_non_semantic_info";
static const char* const E_SPV_KHR_ray_tracing = "SPV_KHR_ray_tracing";
static const char* const E_SPV_KHR_ray_query = "SPV_KHR_ray_query";
static const char* const E_SPV_KHR_fragment_shading_rate = "SPV_KHR_fragment_shading_rate";
#endif // #ifndef GLSLextKHR_H

10
SPIRV/GlslangToSpv.cpp
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@@ -769,6 +769,16 @@ spv::BuiltIn TGlslangToSpvTraverser::TranslateBuiltInDecoration(glslang::TBuiltI
builder.addCapability(spv::CapabilityStencilExportEXT);
return spv::BuiltInFragStencilRefEXT;
case glslang::EbvShadingRateKHR:
builder.addExtension(spv::E_SPV_KHR_fragment_shading_rate);
builder.addCapability(spv::CapabilityFragmentShadingRateKHR);
return spv::BuiltInShadingRateKHR;
case glslang::EbvPrimitiveShadingRateKHR:
builder.addExtension(spv::E_SPV_KHR_fragment_shading_rate);
builder.addCapability(spv::CapabilityFragmentShadingRateKHR);
return spv::BuiltInPrimitiveShadingRateKHR;
case glslang::EbvInvocationId: return spv::BuiltInInvocationId;
case glslang::EbvTessLevelInner: return spv::BuiltInTessLevelInner;
case glslang::EbvTessLevelOuter: return spv::BuiltInTessLevelOuter;

4
SPIRV/doc.cpp
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@@ -372,6 +372,8 @@ const char* BuiltInString(int builtIn)
case 4424: return "BaseVertex";
case 4425: return "BaseInstance";
case 4426: return "DrawIndex";
case 4432: return "PrimitiveShadingRateKHR";
case 4444: return "ShadingRateKHR";
case 5014: return "FragStencilRefEXT";
case 4992: return "BaryCoordNoPerspAMD";
@@ -952,6 +954,8 @@ const char* CapabilityString(int info)
case CapabilityFragmentShaderPixelInterlockEXT: return "CapabilityFragmentShaderPixelInterlockEXT";
case CapabilityFragmentShaderShadingRateInterlockEXT: return "CapabilityFragmentShaderShadingRateInterlockEXT";
case CapabilityFragmentShadingRateKHR: return "FragmentShadingRateKHR";
case CapabilityDemoteToHelperInvocationEXT: return "DemoteToHelperInvocationEXT";
case CapabilityShaderClockKHR: return "ShaderClockKHR";

22
SPIRV/spirv.hpp
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@@ -558,8 +558,10 @@ enum BuiltIn {
BuiltInBaseVertex = 4424,
BuiltInBaseInstance = 4425,
BuiltInDrawIndex = 4426,
BuiltInPrimitiveShadingRateKHR = 4432,
BuiltInDeviceIndex = 4438,
BuiltInViewIndex = 4440,
BuiltInShadingRateKHR = 4444,
BuiltInBaryCoordNoPerspAMD = 4992,
BuiltInBaryCoordNoPerspCentroidAMD = 4993,
BuiltInBaryCoordNoPerspSampleAMD = 4994,
@@ -870,6 +872,7 @@ enum Capability {
CapabilityGroupNonUniformQuad = 68,
CapabilityShaderLayer = 69,
CapabilityShaderViewportIndex = 70,
CapabilityFragmentShadingRateKHR = 4422,
CapabilitySubgroupBallotKHR = 4423,
CapabilityDrawParameters = 4427,
CapabilitySubgroupVoteKHR = 4431,
@@ -1024,6 +1027,22 @@ enum RayQueryCandidateIntersectionType {
RayQueryCandidateIntersectionTypeMax = 0x7fffffff,
};
enum FragmentShadingRateShift {
FragmentShadingRateVertical2PixelsShift = 0,
FragmentShadingRateVertical4PixelsShift = 1,
FragmentShadingRateHorizontal2PixelsShift = 2,
FragmentShadingRateHorizontal4PixelsShift = 3,
FragmentShadingRateMax = 0x7fffffff,
};
enum FragmentShadingRateMask {
FragmentShadingRateMaskNone = 0,
FragmentShadingRateVertical2PixelsMask = 0x00000001,
FragmentShadingRateVertical4PixelsMask = 0x00000002,
FragmentShadingRateHorizontal2PixelsMask = 0x00000004,
FragmentShadingRateHorizontal4PixelsMask = 0x00000008,
};
enum Op {
OpNop = 0,
OpUndef = 1,
@@ -1369,6 +1388,7 @@ enum Op {
OpPtrEqual = 401,
OpPtrNotEqual = 402,
OpPtrDiff = 403,
OpTerminateInvocation = 4416,
OpSubgroupBallotKHR = 4421,
OpSubgroupFirstInvocationKHR = 4422,
OpSubgroupAllKHR = 4428,
@@ -1939,6 +1959,7 @@ inline void HasResultAndType(Op opcode, bool *hasResult, bool *hasResultType) {
case OpPtrEqual: *hasResult = true; *hasResultType = true; break;
case OpPtrNotEqual: *hasResult = true; *hasResultType = true; break;
case OpPtrDiff: *hasResult = true; *hasResultType = true; break;
case OpTerminateInvocation: *hasResult = false; *hasResultType = false; break;
case OpSubgroupBallotKHR: *hasResult = true; *hasResultType = true; break;
case OpSubgroupFirstInvocationKHR: *hasResult = true; *hasResultType = true; break;
case OpSubgroupAllKHR: *hasResult = true; *hasResultType = true; break;
@@ -2164,6 +2185,7 @@ inline MemorySemanticsMask operator|(MemorySemanticsMask a, MemorySemanticsMask
inline MemoryAccessMask operator|(MemoryAccessMask a, MemoryAccessMask b) { return MemoryAccessMask(unsigned(a) | unsigned(b)); }
inline KernelProfilingInfoMask operator|(KernelProfilingInfoMask a, KernelProfilingInfoMask b) { return KernelProfilingInfoMask(unsigned(a) | unsigned(b)); }
inline RayFlagsMask operator|(RayFlagsMask a, RayFlagsMask b) { return RayFlagsMask(unsigned(a) | unsigned(b)); }
inline FragmentShadingRateMask operator|(FragmentShadingRateMask a, FragmentShadingRateMask b) { return FragmentShadingRateMask(unsigned(a) | unsigned(b)); }
} // end namespace spv