142 lines
5.2 KiB
Common Lisp
142 lines
5.2 KiB
Common Lisp
/*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 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.
|
|
//
|
|
//M*/
|
|
|
|
#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
|
|
#else
|
|
#define CV_PI M_PI_F
|
|
#endif
|
|
|
|
__kernel void arithm_cartToPolar_D5 (__global float *src1, int src1_step, int src1_offset,
|
|
__global float *src2, int src2_step, int src2_offset,
|
|
__global float *dst1, int dst1_step, int dst1_offset, // magnitude
|
|
__global float *dst2, int dst2_step, int dst2_offset, // cartToPolar
|
|
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 + src1_offset);
|
|
int src2_index = mad24(y, src2_step, x + src2_offset);
|
|
|
|
int dst1_index = mad24(y, dst1_step, x + dst1_offset);
|
|
int dst2_index = mad24(y, dst2_step, x + dst2_offset);
|
|
|
|
float x = src1[src1_index];
|
|
float y = src2[src2_index];
|
|
|
|
float x2 = x * x;
|
|
float y2 = y * y;
|
|
|
|
float magnitude = sqrt(x2 + y2);
|
|
|
|
float tmp = y >= 0 ? 0 : CV_PI*2;
|
|
tmp = x < 0 ? CV_PI : tmp;
|
|
|
|
float tmp1 = y >= 0 ? CV_PI*0.5f : CV_PI*1.5f;
|
|
float cartToPolar = y2 <= x2 ? x*y/(x2 + 0.28f*y2 + FLT_EPSILON) + tmp :
|
|
tmp1 - x*y/(y2 + 0.28f*x2 + FLT_EPSILON);
|
|
|
|
#ifdef DEGREE
|
|
cartToPolar *= (180/CV_PI);
|
|
#endif
|
|
|
|
dst1[dst1_index] = magnitude;
|
|
dst2[dst2_index] = cartToPolar;
|
|
}
|
|
}
|
|
|
|
#if defined (DOUBLE_SUPPORT)
|
|
|
|
__kernel void arithm_cartToPolar_D6 (__global double *src1, int src1_step, int src1_offset,
|
|
__global double *src2, int src2_step, int src2_offset,
|
|
__global double *dst1, int dst1_step, int dst1_offset,
|
|
__global double *dst2, int dst2_step, int dst2_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 + src1_offset);
|
|
int src2_index = mad24(y, src2_step, x + src2_offset);
|
|
|
|
int dst1_index = mad24(y, dst1_step, x + dst1_offset);
|
|
int dst2_index = mad24(y, dst2_step, x + dst2_offset);
|
|
|
|
double x = src1[src1_index];
|
|
double y = src2[src2_index];
|
|
|
|
double x2 = x * x;
|
|
double y2 = y * y;
|
|
|
|
double magnitude = sqrt(x2 + y2);
|
|
|
|
float tmp = y >= 0 ? 0 : CV_PI*2;
|
|
tmp = x < 0 ? CV_PI : tmp;
|
|
|
|
float tmp1 = y >= 0 ? CV_PI*0.5 : CV_PI*1.5;
|
|
double cartToPolar = y2 <= x2 ? x*y/(x2 + 0.28f*y2 + DBL_EPSILON) + tmp :
|
|
tmp1 - x*y/(y2 + 0.28f*x2 + DBL_EPSILON);
|
|
|
|
#ifdef DEGREE
|
|
cartToPolar *= (180/CV_PI);
|
|
#endif
|
|
|
|
dst1[dst1_index] = magnitude;
|
|
dst2[dst2_index] = cartToPolar;
|
|
}
|
|
}
|
|
|
|
#endif
|