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fixed bug in buildPointList

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This commit is contained in:
Vladislav Vinogradov 2012-08-30 09:48:16 +04:00
parent 3ae2244bd9
commit 29cdddd845
1 changed files with 10 additions and 11 deletions
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7
modules/gpu/src/cuda/hough.cu
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@ -64,14 +64,12 @@ namespace cv { namespace gpu { namespace device
const int x = blockIdx.x * blockDim.x * PIXELS_PER_THREAD + threadIdx.x; const int x = blockIdx.x * blockDim.x * PIXELS_PER_THREAD + threadIdx.x;
const int y = blockIdx.y * blockDim.y + threadIdx.y; const int y = blockIdx.y * blockDim.y + threadIdx.y;
if (y >= src.rows)
return;
if (threadIdx.x == 0) if (threadIdx.x == 0)
s_qsize[threadIdx.y] = 0; s_qsize[threadIdx.y] = 0;
__syncthreads(); __syncthreads();
if (y < src.rows)
{
// fill the queue // fill the queue
const uchar* srcRow = src.ptr(y); const uchar* srcRow = src.ptr(y);
for (int i = 0, xx = x; i < PIXELS_PER_THREAD && xx < src.cols; ++i, xx += blockDim.x) for (int i = 0, xx = x; i < PIXELS_PER_THREAD && xx < src.cols; ++i, xx += blockDim.x)
@ -83,6 +81,7 @@ namespace cv { namespace gpu { namespace device
s_queues[threadIdx.y][qidx] = val; s_queues[threadIdx.y][qidx] = val;
} }
} }
}
__syncthreads(); __syncthreads();