/*M/////////////////////////////////////////////////////////////////////////////////////// // // IMPORTANT: READ BEFORE DOWNLOADING, COPYING, INSTALLING OR USING. // // By downloading, copying, installing or using the software you agree to this license. // If you do not agree to this license, do not download, install, // copy or use the software. // // // 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 // 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. // //M*/ #if defined (DOUBLE_SUPPORT) #pragma OPENCL EXTENSION cl_khr_fp64:enable #endif __kernel void arithm_magnitude_D5 (__global float *src1, int src1_step, int src1_offset, __global float *src2, int src2_step, int src2_offset, __global float *dst, int dst_step, int dst_offset, int rows, int cols) { int x = get_global_id(0); int y = get_global_id(1); if (x < cols && y < rows) { int src1_index = mad24(y, src1_step, (x << 2) + src1_offset); int src2_index = mad24(y, src2_step, (x << 2) + src2_offset); int dst_index = mad24(y, dst_step, (x << 2) + dst_offset); float data1 = *((__global float *)((__global char *)src1 + src1_index)); float data2 = *((__global float *)((__global char *)src2 + src2_index)); float tmp = sqrt(data1 * data1 + data2 * data2); *((__global float *)((__global char *)dst + dst_index)) = tmp; } } #if defined (DOUBLE_SUPPORT) __kernel void arithm_magnitude_D6 (__global double *src1, int src1_step, int src1_offset, __global double *src2, int src2_step, int src2_offset, __global double *dst, int dst_step, int dst_offset, int rows, int cols) { int x = get_global_id(0); int y = get_global_id(1); if (x < cols && y < rows) { int src1_index = mad24(y, src1_step, (x << 3) + src1_offset); int src2_index = mad24(y, src2_step, (x << 3) + src2_offset); int dst_index = mad24(y, dst_step, (x << 3) + dst_offset); double data1 = *((__global double *)((__global char *)src1 + src1_index)); double data2 = *((__global double *)((__global char *)src2 + src2_index)); double tmp = sqrt(data1 * data1 + data2 * data2); *((__global double *)((__global char *)dst + dst_index)) = tmp; } } #endif