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fix OpenCL kernel

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This commit is contained in:
erwin.coumans
2011-11-30 18:44:00 +00:00
parent 866dc2c6c7
commit a06ee28aa6
1 changed files with 2 additions and 5 deletions
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7
src/BulletMultiThreaded/GpuSoftBodySolvers/OpenCL/OpenCLC10/PrepareLinks.cl
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@@ -1,9 +1,5 @@
MSTRINGIFY( MSTRINGIFY(
float dot3(float4 a, float4 b)
{
return a.x*b.x + a.y*b.y + a.z*b.z;
}
__kernel void __kernel void
@@ -29,8 +25,9 @@ PrepareLinksKernel(
float massLSC = g_linksMassLSC[linkID]; float massLSC = g_linksMassLSC[linkID];
float4 linkCurrentLength = nodePreviousPosition1 - nodePreviousPosition0; float4 linkCurrentLength = nodePreviousPosition1 - nodePreviousPosition0;
linkCurrentLength.w = 0.f;
float linkLengthRatio = dot3(linkCurrentLength, linkCurrentLength)*massLSC; float linkLengthRatio = dot(linkCurrentLength, linkCurrentLength)*massLSC;
linkLengthRatio = 1.0f/linkLengthRatio; linkLengthRatio = 1.0f/linkLengthRatio;
g_linksCurrentLength[linkID] = linkCurrentLength; g_linksCurrentLength[linkID] = linkCurrentLength;