Bug fix when running on CPU

b549b66f · Peter Eastman · 217b45d3 · b549b66f
Commit b549b66f authored Jan 10, 2011 by Peter Eastman
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platforms/opencl/src/OpenCLNonbondedUtilities.cpp platforms/opencl/src/OpenCLNonbondedUtilities.cpp +2 -2

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--- a/platforms/opencl/src/OpenCLNonbondedUtilities.cpp
+++ b/platforms/opencl/src/OpenCLNonbondedUtilities.cpp
@@ -323,9 +323,9 @@ void OpenCLNonbondedUtilities::updateNeighborListSize() {
    forceKernel.setArg<cl_uint>(12, newSize);
    findInteractingBlocksKernel.setArg<cl::Buffer>(6, interactingTiles->getDeviceBuffer());
    findInteractingBlocksKernel.setArg<cl_uint>(9, newSize);
-    if (context.getSIMDWidth() == 32) {
+    if (context.getSIMDWidth() == 32 || deviceIsCpu) {
        delete interactionFlags;
-        interactionFlags = new OpenCLArray<cl_uint>(context, newSize, "interactionFlags");
+        interactionFlags = new OpenCLArray<cl_uint>(context, deviceIsCpu ? 2*newSize : newSize, "interactionFlags");
        forceKernel.setArg<cl::Buffer>(13, interactionFlags->getDeviceBuffer());
        findInteractingBlocksKernel.setArg<cl::Buffer>(7, interactionFlags->getDeviceBuffer());
        findInteractionsWithinBlocksKernel.setArg<cl::Buffer>(4, interactingTiles->getDeviceBuffer());