Files
opencv/modules/core/src/opencl/set_identity.cl
2014-05-26 12:19:06 +03:00

72 lines
3.0 KiB
Common Lisp

/*M///////////////////////////////////////////////////////////////////////////////////////
//
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//
// License Agreement
// For Open Source Computer Vision Library
//
// Copyright (C) 2010-2012, Multicoreware, Inc., all rights reserved.
// Copyright (C) 2010-2012, Advanced Micro Devices, Inc., all rights reserved.
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//
// @Authors
// Jin Ma jin@multicorewareinc.com
//
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//M*/
#if cn != 3
#define loadpix(addr) *(__global const T *)(addr)
#define storepix(val, addr) *(__global T *)(addr) = val
#define TSIZE (int)sizeof(T)
#define scalar scalar_
#else
#define loadpix(addr) vload3(0, (__global const T1 *)(addr))
#define storepix(val, addr) vstore3(val, 0, (__global T1 *)(addr))
#define TSIZE ((int)sizeof(T1)*3)
#define scalar (T)(scalar_.x, scalar_.y, scalar_.z)
#endif
__kernel void setIdentity(__global uchar * srcptr, int src_step, int src_offset, int rows, int cols,
ST scalar_, int rowsPerWI)
{
int x = get_global_id(0);
int y0 = get_global_id(1) * rowsPerWI;
if (x < cols)
{
int src_index = mad24(y0, src_step, mad24(x, TSIZE, src_offset));
for (int y = y0, y1 = min(rows, y0 + rowsPerWI); y < y1; ++y, src_index += src_step)
storepix(x == y ? scalar : (T)(0), srcptr + src_index);
}
}