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Merge pull request #3050 from Try/mesh-shader-ibo-fixup

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mesh shader: fix implicit index-array size calculation for lines and triangles
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Jeremy Hayes 2022-10-31 15:38:24 -06:00 • committed by GitHub
commit 1a8869e4d1
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GPG key ID: 4AEE18F83AFDEB23
3 changed files with 215 additions and 213 deletions
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8
glslang/MachineIndependent/ParseHelper.cpp
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@ -836,12 +836,16 @@ int TParseContext::getIoArrayImplicitSize(const TQualifier &qualifier, TString *
} else if (language == EShLangMesh) {
unsigned int maxPrimitives =
intermediate.getPrimitives() != TQualifier::layoutNotSet ? intermediate.getPrimitives() : 0;
if (qualifier.builtIn == EbvPrimitiveIndicesNV || qualifier.builtIn == EbvPrimitiveTriangleIndicesEXT ||
qualifier.builtIn == EbvPrimitiveLineIndicesEXT || qualifier.builtIn == EbvPrimitivePointIndicesEXT) {
if (qualifier.builtIn == EbvPrimitiveIndicesNV) {
expectedSize = maxPrimitives * TQualifier::mapGeometryToSize(intermediate.getOutputPrimitive());
str = "max_primitives*";
str += TQualifier::getGeometryString(intermediate.getOutputPrimitive());
}
else if (qualifier.builtIn == EbvPrimitiveTriangleIndicesEXT || qualifier.builtIn == EbvPrimitiveLineIndicesEXT ||
qualifier.builtIn == EbvPrimitivePointIndicesEXT) {
expectedSize = maxPrimitives;
str = "max_primitives";
}
else if (qualifier.isPerPrimitive()) {
expectedSize = maxPrimitives;
str = "max_primitives";