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SPV Capabilities: SampleRateShading, SparseResidency, MinLod, and ImageQuery.

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This commit is contained in:
John Kessenich
2016-02-15 11:09:46 -07:00
parent b0364dcc3e
commit 5e80113939
9 changed files with 34 additions and 6 deletions
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23
SPIRV/GlslangToSpv.cpp
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@@ -88,6 +88,7 @@ public:
void dumpSpv(std::vector<unsigned int>& out);
protected:
spv::Decoration TranslateInterpolationDecoration(const glslang::TQualifier& qualifier);
spv::BuiltIn TranslateBuiltInDecoration(glslang::TBuiltInVariable);
spv::Id createSpvVariable(const glslang::TIntermSymbol*);
spv::Id getSampledType(const glslang::TSampler&);
@@ -301,7 +302,7 @@ spv::Decoration TranslateLayoutDecoration(const glslang::TType& type, glslang::T
// Translate glslang type to SPIR-V interpolation decorations.
// Returns spv::Decoration(spv::BadValue) when no decoration
// should be applied.
spv::Decoration TranslateInterpolationDecoration(const glslang::TQualifier& qualifier)
spv::Decoration TGlslangToSpvTraverser::TranslateInterpolationDecoration(const glslang::TQualifier& qualifier)
{
if (qualifier.smooth) {
// Smooth decoration doesn't exist in SPIR-V 1.0
@@ -315,9 +316,10 @@ spv::Decoration TranslateInterpolationDecoration(const glslang::TQualifier& qual
return spv::DecorationFlat;
else if (qualifier.centroid)
return spv::DecorationCentroid;
else if (qualifier.sample)
else if (qualifier.sample) {
builder.addCapability(spv::CapabilitySampleRateShading);
return spv::DecorationSample;
else
} else
return (spv::Decoration)spv::BadValue;
}
@@ -358,6 +360,18 @@ spv::BuiltIn TGlslangToSpvTraverser::TranslateBuiltInDecoration(glslang::TBuiltI
// TODO: builder.addCapability(spv::CapabilityMultiViewport);
return spv::BuiltInViewportIndex;
case glslang::EbvSampleId:
builder.addCapability(spv::CapabilitySampleRateShading);
return spv::BuiltInSampleId;
case glslang::EbvSamplePosition:
builder.addCapability(spv::CapabilitySampleRateShading);
return spv::BuiltInSamplePosition;
case glslang::EbvSampleMask:
builder.addCapability(spv::CapabilitySampleRateShading);
return spv::BuiltInSampleMask;
case glslang::EbvPosition: return spv::BuiltInPosition;
case glslang::EbvVertexId: return spv::BuiltInVertexId;
case glslang::EbvInstanceId: return spv::BuiltInInstanceId;
@@ -377,9 +391,6 @@ spv::BuiltIn TGlslangToSpvTraverser::TranslateBuiltInDecoration(glslang::TBuiltI
case glslang::EbvFragCoord: return spv::BuiltInFragCoord;
case glslang::EbvPointCoord: return spv::BuiltInPointCoord;
case glslang::EbvFace: return spv::BuiltInFrontFacing;
case glslang::EbvSampleId: return spv::BuiltInSampleId;
case glslang::EbvSamplePosition: return spv::BuiltInSamplePosition;
case glslang::EbvSampleMask: return spv::BuiltInSampleMask;
case glslang::EbvFragDepth: return spv::BuiltInFragDepth;
case glslang::EbvHelperInvocation: return spv::BuiltInHelperInvocation;
case glslang::EbvNumWorkGroups: return spv::BuiltInNumWorkgroups;