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Add implementation of SPV_EXT_fragment_fully_covered

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This implementation uses the GLSL extension
GL_NV_conservative_raster_underestimation to generate the new SPIR-V
FullyCoveredEXT built in.
This commit is contained in:
Piers Daniell 2017-12-13 13:07:22 -07:00 • committed by John Kessenich
parent e9e0cb60ec
commit 1c5443c693
11 changed files with 116 additions and 1 deletions
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2
glslang/Include/BaseTypes.h
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@ -218,6 +218,7 @@ enum TBuiltInVariable {
EbvSecondaryViewportMaskNV,
EbvPositionPerViewNV,
EbvViewportMaskPerViewNV,
EbvFragFullyCoveredNV,
#endif
// HLSL built-ins that live only temporarily, until they get remapped
@ -355,6 +356,7 @@ __inline const char* GetBuiltInVariableString(TBuiltInVariable v)
case EbvSecondaryViewportMaskNV: return "SecondaryViewportMaskNV";
case EbvPositionPerViewNV: return "PositionPerViewNV";
case EbvViewportMaskPerViewNV: return "ViewportMaskPerViewNV";
case EbvFragFullyCoveredNV: return "FragFullyCoveredNV";
#endif
default: return "unknown built-in variable";
}