From: Vladislav Vinogradov <no@email>
Date: Tue, 15 Mar 2011 07:06:44 +0000 (+0000)
Subject: fixed mask calculation in SURF_GPU
X-Git-Tag: accepted/tizen/6.0/unified/20201030.111113~7629
X-Git-Url: http://review.tizen.org/git/?a=commitdiff_plain;h=ca803e12fdc120968a8e14f5ce2131013a72f6ee;p=platform%2Fupstream%2Fopencv.git

fixed mask calculation in SURF_GPU
---

diff --git a/modules/gpu/src/cuda/surf.cu b/modules/gpu/src/cuda/surf.cu
index dbd29ef..b9f6da9 100644
--- a/modules/gpu/src/cuda/surf.cu
+++ b/modules/gpu/src/cuda/surf.cu
@@ -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));