Fixed incorrect indexing in kernel

d527f999 · peastman · ff555815 · d527f999
Commit d527f999 authored Feb 04, 2020 by peastman
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platforms/common/src/kernels/customNonbondedGroups.cc platforms/common/src/kernels/customNonbondedGroups.cc +1 -1

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--- a/platforms/common/src/kernels/customNonbondedGroups.cc
+++ b/platforms/common/src/kernels/customNonbondedGroups.cc
@@ -23,7 +23,7 @@ DEVICE int reduceMax(int val, LOCAL_ARG int* temp) {
    temp[LOCAL_ID] = val;
    SYNC_WARPS;
    for (int offset = 16; offset > 0; offset /= 2) {
-        if (offset < indexInWarp)
+        if (indexInWarp < offset)
            temp[LOCAL_ID] = max(temp[LOCAL_ID], temp[LOCAL_ID+offset]);
        SYNC_WARPS;
    }