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88 lines
3.5 KiB
Common Lisp
88 lines
3.5 KiB
Common Lisp
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/*M///////////////////////////////////////////////////////////////////////////////////////
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//
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// IMPORTANT: READ BEFORE DOWNLOADING, COPYING, INSTALLING OR USING.
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//
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// By downloading, copying, installing or using the software you agree to this license.
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// If you do not agree to this license, do not download, install,
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// copy or use the software.
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//
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//
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// License Agreement
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// For Open Source Computer Vision Library
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//
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// Copyright (C) 2017, Intel Corporation, all rights reserved.
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// Copyright (c) 2016-2017 Fabian David Tschopp, all rights reserved.
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// Third party copyrights are property of their respective owners.
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//
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// Redistribution and use in source and binary forms, with or without modification,
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// are permitted provided that the following conditions are met:
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//
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// * Redistribution's of source code must retain the above copyright notice,
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// this list of conditions and the following disclaimer.
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//
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// * Redistribution's in binary form must reproduce the above copyright notice,
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// this list of conditions and the following disclaimer in the documentation
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// and/or other materials provided with the distribution.
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//
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// * The name of the copyright holders may not be used to endorse or promote products
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// derived from this software without specific prior written permission.
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//
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// This software is provided by the copyright holders and contributors "as is" and
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// any express or implied warranties, including, but not limited to, the implied
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// warranties of merchantability and fitness for a particular purpose are disclaimed.
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// In no event shall the Intel Corporation or contributors be liable for any direct,
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// indirect, incidental, special, exemplary, or consequential damages
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// (including, but not limited to, procurement of substitute goods or services;
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// loss of use, data, or profits; or business interruption) however caused
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// and on any theory of liability, whether in contract, strict liability,
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// or tort (including negligence or otherwise) arising in any way out of
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// the use of this software, even if advised of the possibility of such damage.
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//
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//M*/
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#define Dtype float
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#define Dtype4 float4
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#define Dtype8 float8
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#if NUM == 8
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#define load(src, index) vload8(0, src + index)
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#define store(vec, dst, index) vstore8(vec, 0, dst + index)
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#define vec_type Dtype8
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#define SLICE slice8
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#elif NUM == 4
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#define load(src, index) vload4(0, src + index)
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#define store(vec, dst, index) vstore4(vec, 0, dst + index)
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#define vec_type Dtype4
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#define SLICE slice4
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#elif NUM == 1
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#define load(src, index) src[index]
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#define store(vec, dst, index) dst[index] = vec
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#define vec_type Dtype
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#define SLICE slice1
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#endif
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__kernel void SLICE(__global const Dtype* src,
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const int src_plane_size,
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const int src_cols,
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const int channels,
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const int dst_plane_size,
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const int dst_cols,
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const int row_offset,
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const int col_offset,
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__global Dtype* dst)
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{
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int x = get_global_id(0);
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int y = get_global_id(1) * NUM;
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if ((x >= channels) || (y >= dst_plane_size))
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return;
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int row = y / dst_cols + row_offset;
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int col = y % dst_cols + col_offset;
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int src_index = x * src_plane_size + row * src_cols + col;
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int dst_index = x * dst_plane_size + y;
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vec_type val = load(src, src_index);
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store(val, dst, dst_index);
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}
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