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Implement the extension GL_AMD_texture_gather_bias_lod

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This commit is contained in:
Rex Xu 2016-11-17 17:47:59 +08:00
parent 94c18a84cd
commit 225e0fcadd
12 changed files with 770 additions and 11 deletions
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29
glslang/Include/intermediate.h
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@ -567,6 +567,11 @@ enum TOperator {
EOpTextureOffsetClamp,
EOpTextureGradClamp,
EOpTextureGradOffsetClamp,
#ifdef AMD_EXTENSIONS
EOpTextureGatherLod,
EOpTextureGatherLodOffset,
EOpTextureGatherLodOffsets,
#endif
EOpSparseTextureGuardBegin,
@ -586,6 +591,11 @@ enum TOperator {
EOpSparseTextureOffsetClamp,
EOpSparseTextureGradClamp,
EOpSparseTextureGradOffsetClamp,
#ifdef AMD_EXTENSIONS
EOpSparseTextureGatherLod,
EOpSparseTextureGatherLodOffset,
EOpSparseTextureGatherLodOffsets,
#endif
EOpSparseTextureGuardEnd,
EOpSamplingGuardEnd,
@ -1075,6 +1085,25 @@ public:
cracked.gather = true;
cracked.offsets = true;
break;
#ifdef AMD_EXTENSIONS
case EOpTextureGatherLod:
case EOpSparseTextureGatherLod:
cracked.gather = true;
cracked.lod = true;
break;
case EOpTextureGatherLodOffset:
case EOpSparseTextureGatherLodOffset:
cracked.gather = true;
cracked.offset = true;
cracked.lod = true;
break;
case EOpTextureGatherLodOffsets:
case EOpSparseTextureGatherLodOffsets:
cracked.gather = true;
cracked.offsets = true;
cracked.lod = true;
break;
#endif
case EOpSubpassLoad:
case EOpSubpassLoadMS:
cracked.subpass = true;