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// License Agreement
// For Open Source Computer Vision Library
//
// Copyright (C) 2010-2012, Institute Of Software Chinese Academy Of Science, all rights reserved.
// Copyright (C) 2010-2012, Advanced Micro Devices, Inc., all rights reserved.
// Third party copyrights are property of their respective owners.
//
// @Authors
// Niko Li, newlife20080214@gmail.com
// Jia Haipeng, jiahaipeng95@gmail.com
// Redistribution and use in source and binary forms, with or without modification,
// are permitted provided that the following conditions are met:
//
// * Redistribution's of source code must retain the above copyright notice,
// this list of conditions and the following disclaimer.
//
// * Redistribution's in binary form must reproduce the above copyright notice,
// this list of conditions and the following disclaimer in the documentation
// and/or other GpuMaterials provided with the distribution.
//
// * The name of the copyright holders may not be used to endorse or promote products
// derived from this software without specific prior written permission.
//
// This software is provided by the copyright holders and contributors as is and
// any express or implied warranties, including, but not limited to, the implied
// warranties of merchantability and fitness for a particular purpose are disclaimed.
// In no event shall the Intel Corporation or contributors be liable for any direct,
// indirect, incidental, special, exemplary, or consequential damages
// (including, but not limited to, procurement of substitute goods or services;
// loss of use, data, or profits; or business interruption) however caused
// and on any theory of liability, whether in contract, strict liability,
// or tort (including negligence or otherwise) arising in any way out of
// the use of this software, even if advised of the possibility of such damage.
//
//
__kernel void copy_to_with_mask(
__global const GENTYPE* restrict srcMat,
__global GENTYPE* dstMat,
__global const uchar* restrict maskMat,
int cols,
int rows,
int srcStep_in_pixel,
int srcoffset_in_pixel,
int dstStep_in_pixel,
int dstoffset_in_pixel,
int maskStep,
int maskoffset)
{
int x=get_global_id(0);
int y=get_global_id(1);
x = x< cols ? x: cols-1;
y = y< rows ? y: rows-1;
int srcidx = mad24(y,srcStep_in_pixel,x+ srcoffset_in_pixel);
int dstidx = mad24(y,dstStep_in_pixel,x+ dstoffset_in_pixel);
int maskidx = mad24(y,maskStep,x+ maskoffset);
uchar mask = maskMat[maskidx];
if (mask)
{
dstMat[dstidx] = srcMat[srcidx];
}
}