saf_utility_sort.h

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/*
 * Copyright 2016-2018 Leo McCormack
 *
 * Permission to use, copy, modify, and/or distribute this software for any
 * purpose with or without fee is hereby granted, provided that the above
 * copyright notice and this permission notice appear in all copies.
 *
 * THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES WITH
 * REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF MERCHANTABILITY
 * AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY SPECIAL, DIRECT,
 * INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES WHATSOEVER RESULTING FROM
 * LOSS OF USE, DATA OR PROFITS, WHETHER IN AN ACTION OF CONTRACT, NEGLIGENCE OR
 * OTHER TORTIOUS ACTION, ARISING OUT OF OR IN CONNECTION WITH THE USE OR
 * PERFORMANCE OF THIS SOFTWARE.
 */
 
#ifndef SAF_SORT_H_INCLUDED
#define SAF_SORT_H_INCLUDED
 
#ifdef __cplusplus
extern "C" {
#endif /* __cplusplus */
    
/* ========================================================================== */
/*                               Main Functions                               */
/* ========================================================================== */
 
void sorti(int* in_vec,
           int* out_vec,
           int* new_indices,
           int len,
           int descendFLAG);
    
void sortf(float* in_vec,
           float* out_vec,
           int* new_indices,
           int len,
           int descendFLAG);
 
void sortd(double* in_vec,
           double* out_vec,
           int* new_indices,
           int len,
           int descendFLAG);
 
void sortc(float_complex* in_vec,
           float_complex* out_vec,
           int len,
           int descendFLAG);
 
void sortz(double_complex* in_vec,
           double_complex* out_vec,
           int len,
           int descendFLAG);
 
void cmplxPairUp(double_complex* in_vec,
                 double_complex* out_vec,
                 int len);
 
void findClosestGridPoints(float* grid_dirs,
                           int nGrid,
                           float* target_dirs,
                           int nTarget,
                           int degFLAG,
                           int* idx_closest,
                           float* dirs_closest,
                           float* angle_diff);
 
void findClosestGridPointsCartesian(float* grid_dirs_xyz,
                                    int nGrid,
                                    float* target_dirs_xyz,
                                    int nTarget,
                                    int* idx_closest,
                                    float* dirs_xyz_closest,
                                    float* angle_diff);
 
 
#ifdef __cplusplus
}/* extern "C" */
#endif /* __cplusplus */
 
#endif /* SAF_SORT_H_INCLUDED */
 
 /* doxygen addtogroup Utilities */