fixed bug in SURF_GPU (reduce_sum25)

14 years ago · 6259520aa1
parent 8a2c434260
commit 6259520aa1
1 changed files with 1 additions and 1 deletions
--- a/modules/gpu/src/cuda/surf.cu
+++ b/modules/gpu/src/cuda/surf.cu
@ -794,7 +794,7 @@ namespace cv { namespace gpu { namespace surf
        }

        // sum (reduce) from 16 to 1 (unrolled - aligned to a half-warp)
-        if (tid < 16)
+        if (tid < 8)
        {
            sdata1[tid] += sdata1[tid + 8];
            sdata1[tid] += sdata1[tid + 4];