Bug fix.

dc91a24e · Peter Eastman · 5ada4eb6 · dc91a24e
Commit dc91a24e authored Sep 09, 2009 by Peter Eastman
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platforms/cuda/src/kernels/kCalculatePME.cu platforms/cuda/src/kernels/kCalculatePME.cu +1 -1

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--- a/platforms/cuda/src/kernels/kCalculatePME.cu
+++ b/platforms/cuda/src/kernels/kCalculatePME.cu
@@ -119,7 +119,7 @@ __global__ void kFindAtomRangeForGrid_kernel()
    int thread = blockIdx.x*blockDim.x+threadIdx.x;
    int start = (cSim.atoms*thread)/(blockDim.x*gridDim.x);
    int end = (cSim.atoms*(thread+1))/(blockDim.x*gridDim.x);
-    int last = (thread == 0 ? -1 : cSim.pPmeAtomGridIndex[start-1].y);
+    int last = (start == 0 ? -1 : cSim.pPmeAtomGridIndex[start-1].y);
    for (int i = start; i < end; ++i)
    {
        float2 atomData = cSim.pPmeAtomGridIndex[i];