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Commit ca803e12 authored by Vladislav Vinogradov's avatar Vladislav Vinogradov
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fixed mask calculation in SURF_GPU

parent d05c6b8b
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Showing with 4 additions and 4 deletions
modules/gpu/src/cuda/surf.cu
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......@@ -218,10 +218,10 @@ namespace cv { namespace gpu { namespace surf
int dy2 = __float2int_rn(ratio * c_DM[3]);
real_t t = 0;
t += tex2D(sumTex, sum_j + dx1, sum_i + dy1);
t -= tex2D(sumTex, sum_j + dx1, sum_i + dy2);
t -= tex2D(sumTex, sum_j + dx2, sum_i + dy1);
t += tex2D(sumTex, sum_j + dx2, sum_i + dy2);
t += tex2D(maskSumTex, sum_j + dx1, sum_i + dy1);
t -= tex2D(maskSumTex, sum_j + dx1, sum_i + dy2);
t -= tex2D(maskSumTex, sum_j + dx2, sum_i + dy1);
t += tex2D(maskSumTex, sum_j + dx2, sum_i + dy2);
d += t * c_DM[4] / ((dx2 - dx1) * (dy2 - dy1));
......
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