AuroraMiddleware/OpenSubdiv
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Fixed an error in the DirectCompute shader. This resolves https://github.com/PixarAnimationStudios/OpenSubdiv/issues/313.

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This commit is contained in:
Nathan Litke 2014-06-10 13:40:12 -07:00
parent c4e760e722
commit 7fcfd237f4
1 changed files with 3 additions and 3 deletions
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6
opensubdiv/osd/hlslComputeKernel.hlsl
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@ -211,8 +211,8 @@ void runKernel( uint3 ID )
int fidx1 = _F_IT[tableOffset + 4 * i + 1]; int fidx1 = _F_IT[tableOffset + 4 * i + 1];
int fidx2 = _F_IT[tableOffset + 4 * i + 2]; int fidx2 = _F_IT[tableOffset + 4 * i + 2];
int fidx3 = _F_IT[tableOffset + 4 * i + 3]; int fidx3 = _F_IT[tableOffset + 4 * i + 3];
bool triangle = (fidx2 == fidx3); bool isTriangle = (fidx2 == fidx3);
float weight = (triangle ? 1.0f / 3.0f : 1.0f / 4.0f); float weight = (isTriangle ? 1.0f / 3.0f : 1.0f / 4.0f);
Vertex dst; Vertex dst;
clear(dst); clear(dst);
@ -223,7 +223,7 @@ void runKernel( uint3 ID )
addVaryingWithWeight(dst, readVertex(fidx0), weight); addVaryingWithWeight(dst, readVertex(fidx0), weight);
addVaryingWithWeight(dst, readVertex(fidx1), weight); addVaryingWithWeight(dst, readVertex(fidx1), weight);
addVaryingWithWeight(dst, readVertex(fidx2), weight); addVaryingWithWeight(dst, readVertex(fidx2), weight);
if (!triangle) { if (!isTriangle) {
addWithWeight(dst, readVertex(fidx3), weight); addWithWeight(dst, readVertex(fidx3), weight);
addVaryingWithWeight(dst, readVertex(fidx3), weight); addVaryingWithWeight(dst, readVertex(fidx3), weight);
} }