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Commit dccfeedf by John Kessenich
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HLSL: Fix #1423: implement CalculateLevelOfDetailUnclamped().

(If there is a bias issue, we need to discover what it is.)
parent ab8960fd
Showing with 3 additions and 6 deletions
hlsl/hlslParseHelper.cpp
...@@ -4377,16 +4377,13 @@ void HlslParseContext::decomposeSampleMethods(const TSourceLoc& loc, TIntermType ...@@ -4377,16 +4377,13 @@ void HlslParseContext::decomposeSampleMethods(const TSourceLoc& loc, TIntermType
txquerylod->getSequence().push_back(txcombine); txquerylod->getSequence().push_back(txcombine);
txquerylod->getSequence().push_back(argCoord); txquerylod->getSequence().push_back(argCoord);
TIntermTyped* lodComponent = intermediate.addConstantUnion(0, loc, true); TIntermTyped* lodComponent = intermediate.addConstantUnion(
op == EOpMethodCalculateLevelOfDetail ? 0 : 1,
loc, true);
TIntermTyped* lodComponentIdx = intermediate.addIndex(EOpIndexDirect, txquerylod, lodComponent, loc); TIntermTyped* lodComponentIdx = intermediate.addIndex(EOpIndexDirect, txquerylod, lodComponent, loc);
lodComponentIdx->setType(TType(EbtFloat, EvqTemporary, 1)); lodComponentIdx->setType(TType(EbtFloat, EvqTemporary, 1));
node = lodComponentIdx; node = lodComponentIdx;
// We cannot currently obtain the unclamped LOD
if (op == EOpMethodCalculateLevelOfDetailUnclamped)
error(loc, "unimplemented: CalculateLevelOfDetailUnclamped", "", "");
break; break;
} }
......
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