interp_method_utils.c File Reference

#include "config.h"
#include <math.h>
#include "interpolation/methods/interp_method_utils.h"
#include "geometry.h"
#include "yac_assert.h"
#include "yac_lapack_interface.h"

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Macros
#define	GAUSS_WEIGHT_SUM_TOL   (1e-9)

Functions
void	yac_interp_compute_weights_avg (double tgt_coord[3], yac_const_coordinate_pointer src_coords, size_t const n, double *weights, double const dummy)
void	yac_interp_compute_weights_dist (double tgt_coord[3], yac_const_coordinate_pointer src_coords, size_t const n, double *weights, double const dummy)
void	yac_interp_compute_weights_gauss (double tgt_coord[3], yac_const_coordinate_pointer src_coords, size_t const n, double *weights, double const gauss_scale)
static void	inverse (double *A, size_t n)
void	yac_interp_compute_weights_rbf (double tgt_coord[3], yac_const_coordinate_pointer src_coords, size_t const n, double *weights, double const rbf_scale)

Macro Definition Documentation

GAUSS_WEIGHT_SUM_TOL

#define GAUSS_WEIGHT_SUM_TOL   (1e-9)

Definition at line 17 of file interp_method_utils.c.

Function Documentation

inverse()

static void inverse ( double * A, size_t n )

static

Definition at line 121 of file interp_method_utils.c.

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yac_interp_compute_weights_avg()

void yac_interp_compute_weights_avg	(	double	tgt_coord[3],
		yac_const_coordinate_pointer	src_coords,
		size_t const	n,
		double *	weights,
		double const	dummy )

Computes equal weights (simple average)

Parameters

[in]	tgt_coord	target coordinate (unused)
[in]	src_coords	source coordinates (unused)
[in]	n	number of source points
[out]	weights	weights array (size n)
[in]	dummy	dummy parameter (unused)

Definition at line 19 of file interp_method_utils.c.

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yac_interp_compute_weights_dist()

void yac_interp_compute_weights_dist	(	double	tgt_coord[3],
		yac_const_coordinate_pointer	src_coords,
		size_t const	n,
		double *	weights,
		double const	dummy )

Computes inverse distance weighted average

Parameters

[in]	tgt_coord	target coordinate
[in]	src_coords	source coordinates
[in]	n	number of source points
[out]	weights	weights array (size n)
[in]	dummy	dummy parameter (unused)

Definition at line 31 of file interp_method_utils.c.

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yac_interp_compute_weights_gauss()

void yac_interp_compute_weights_gauss	(	double	tgt_coord[3],
		yac_const_coordinate_pointer	src_coords,
		size_t const	n,
		double *	weights,
		double const	gauss_scale )

Computes Gauss weighted average

Parameters

[in]	tgt_coord	target coordinate
[in]	src_coords	source coordinates
[in]	n	number of source points
[out]	weights	weights array (size n)
[in]	gauss_scale	scale factor for Gauss weighting

Definition at line 59 of file interp_method_utils.c.

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yac_interp_compute_weights_rbf()

void yac_interp_compute_weights_rbf	(	double	tgt_coord[3],
		yac_const_coordinate_pointer	src_coords,
		size_t const	n,
		double *	weights,
		double const	rbf_scale )

Computes radial basis function (RBF) weighted average

Parameters

[in]	tgt_coord	target coordinate
[in]	src_coords	source coordinates
[in]	n	number of source points
[out]	weights	weights array (size n)
[in]	rbf_scale	scale factor for RBF weighting

Definition at line 160 of file interp_method_utils.c.

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