commit 5b2203db04706c1cdea2224d681d2be67db394bb
author Chao Chen <chaoc@nvidia.com> Wed Sep 19 11:43:21 2018 -0700
committer Chao Chen <chaoc@nvidia.com> Wed Sep 19 13:07:43 2018 -0700
tree bd24322b2300ec41870e05f7f0d12870c2414aa6
parent b50c02ef53973e3e09565ed7066d2b39edc36b17

Add-support-for-SPV_NV_shading_rate

SPIRV/GLSL.ext.NV.h

diff --git a/SPIRV/GLSL.ext.NV.h b/SPIRV/GLSL.ext.NV.h
index 1904bac..6abc469 100644
--- a/SPIRV/GLSL.ext.NV.h
+++ b/SPIRV/GLSL.ext.NV.h
@@ -33,7 +33,7 @@
 enum Capability;
 
 static const int GLSLextNVVersion = 100;
-static const int GLSLextNVRevision = 10;
+static const int GLSLextNVRevision = 11;
 
 //SPV_NV_sample_mask_override_coverage
 const char* const E_SPV_NV_sample_mask_override_coverage = "SPV_NV_sample_mask_override_coverage";
@@ -69,4 +69,7 @@
 //SPV_NVX_raytracing
 const char* const E_SPV_NVX_raytracing = "SPV_NVX_raytracing";
 
+//SPV_NV_shading_rate
+const char* const E_SPV_NV_shading_rate = "SPV_NV_shading_rate";
+
 #endif  // #ifndef GLSLextNV_H

SPIRV/GlslangToSpv.cpp

diff --git a/SPIRV/GlslangToSpv.cpp b/SPIRV/GlslangToSpv.cpp
index d1b23d8..f0040b8 100755
--- a/SPIRV/GlslangToSpv.cpp
+++ b/SPIRV/GlslangToSpv.cpp
@@ -864,6 +864,14 @@
         builder.addExtension(spv::E_SPV_EXT_fragment_fully_covered);
         builder.addCapability(spv::CapabilityFragmentFullyCoveredEXT);
         return spv::BuiltInFullyCoveredEXT;
+    case glslang::EbvFragmentSizeNV:
+        builder.addExtension(spv::E_SPV_NV_shading_rate);
+        builder.addCapability(spv::CapabilityShadingRateNV);
+        return spv::BuiltInFragmentSizeNV;
+    case glslang::EbvInvocationsPerPixelNV:
+        builder.addExtension(spv::E_SPV_NV_shading_rate);
+        builder.addCapability(spv::CapabilityShadingRateNV);
+        return spv::BuiltInInvocationsPerPixelNV;
 
     // raytracing
     case glslang::EbvLaunchIdNV:

SPIRV/doc.cpp

diff --git a/SPIRV/doc.cpp b/SPIRV/doc.cpp
index 57d23d6..dbbe97d 100644
--- a/SPIRV/doc.cpp
+++ b/SPIRV/doc.cpp
@@ -385,6 +385,8 @@
     case BuiltInSecondaryViewportMaskNV:    return "SecondaryViewportMaskNV";
     case BuiltInPositionPerViewNV:          return "PositionPerViewNV";
     case BuiltInViewportMaskPerViewNV:      return "ViewportMaskPerViewNV";
+    case BuiltInFragmentSizeNV:             return "FragmentSizeNV";
+    case BuiltInInvocationsPerPixelNV:      return "InvocationsPerPixelNV";
     case BuiltInBaryCoordNV:                return "BaryCoordNV";
     case BuiltInBaryCoordNoPerspNV:         return "BaryCoordNoPerspNV";
 #endif
@@ -892,6 +894,7 @@
     case CapabilityComputeDerivativeGroupLinearNV:  return "ComputeDerivativeGroupLinearNV";
     case CapabilityFragmentBarycentricNV:           return "FragmentBarycentricNV";
     case CapabilityMeshShadingNV:                   return "MeshShadingNV";
+    case CapabilityShadingRateNV:                   return "ShadingRateNV";
 #endif
 
     case CapabilityFragmentFullyCoveredEXT: return "FragmentFullyCoveredEXT";