//////////////////////////////////////////////////////////////////////////////////////// // // 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 materials 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. // // #ifdef DOUBLE_SUPPORT #ifdef cl_amd_fp64 #pragma OPENCL EXTENSION cl_amd_fp64:enable #elif defined (cl_khr_fp64) #pragma OPENCL EXTENSION cl_khr_fp64:enable #endif #define CV_PI M_PI #define CV_2PI (2 * CV_PI) #else #define CV_PI M_PI_F #define CV_2PI (2 * CV_PI) #endif /**************************************phase inradians**************************************/ __kernel void arithm_phase_inradians_D5(__global float *src1, int src1_step1, int src1_offset1, __global float *src2, int src2_step1, int src2_offset1, __global float *dst, int dst_step1, int dst_offset1, int cols, int rows) { int x = get_global_id(0); int y = get_global_id(1); if (x < cols && y < rows) { int src1_index = mad24(y, src1_step1, x + src1_offset1); int src2_index = mad24(y, src2_step1, x + src2_offset1); int dst_index = mad24(y, dst_step1, x + dst_offset1); float data1 = src1[src1_index]; float data2 = src2[src2_index]; float tmp = atan2(data2, data1); if (tmp < 0) tmp += CV_2PI; dst[dst_index] = tmp; } } #if defined (DOUBLE_SUPPORT) __kernel void arithm_phase_inradians_D6(__global double *src1, int src1_step1, int src1_offset1, __global double *src2, int src2_step1, int src2_offset1, __global double *dst, int dst_step1, int dst_offset1, int cols, int rows) { int x = get_global_id(0); int y = get_global_id(1); if (x < cols && y < rows) { int src1_index = mad24(y, src1_step1, x + src1_offset1); int src2_index = mad24(y, src2_step1, x + src2_offset1); int dst_index = mad24(y, dst_step1, x + dst_offset1); double data1 = src1[src1_index]; double data2 = src2[src2_index]; double tmp = atan2(data2, data1); if (tmp < 0) tmp += CV_2PI; dst[dst_index] = tmp; } } #endif /**************************************phase indegrees**************************************/ __kernel void arithm_phase_indegrees_D5(__global float *src1, int src1_step1, int src1_offset1, __global float *src2, int src2_step1, int src2_offset1, __global float *dst, int dst_step1, int dst_offset1, int cols, int rows) { int x = get_global_id(0); int y = get_global_id(1); if (x < cols && y < rows) { int src1_index = mad24(y, src1_step1, x + src1_offset1); int src2_index = mad24(y, src2_step1, x + src2_offset1); int dst_index = mad24(y, dst_step1, x + dst_offset1); float data1 = src1[src1_index]; float data2 = src2[src2_index]; float tmp = atan2(data2, data1); tmp = 180 * tmp / CV_PI; if (tmp < 0) tmp += 360; dst[dst_index] = tmp; } } #if defined (DOUBLE_SUPPORT) __kernel void arithm_phase_indegrees_D6 (__global double *src1, int src1_step1, int src1_offset1, __global double *src2, int src2_step1, int src2_offset1, __global double *dst, int dst_step1, int dst_offset1, int cols, int rows) { int x = get_global_id(0); int y = get_global_id(1); if (x < cols && y < rows) { int src1_index = mad24(y, src1_step1, x + src1_offset1); int src2_index = mad24(y, src2_step1, x + src2_offset1); int dst_index = mad24(y, dst_step1, x + dst_offset1); double data1 = src1[src1_index]; double data2 = src2[src2_index]; double tmp = atan2(data2, data1); tmp = 180 * tmp / CV_PI; if (tmp < 0) tmp += 360; dst[dst_index] = tmp; } } #endif