summaryrefslogtreecommitdiff
path: root/2.3-1/thirdparty/includes/GSL/gsl/gsl_interp.h
diff options
context:
space:
mode:
Diffstat (limited to '2.3-1/thirdparty/includes/GSL/gsl/gsl_interp.h')
-rw-r--r--2.3-1/thirdparty/includes/GSL/gsl/gsl_interp.h225
1 files changed, 0 insertions, 225 deletions
diff --git a/2.3-1/thirdparty/includes/GSL/gsl/gsl_interp.h b/2.3-1/thirdparty/includes/GSL/gsl/gsl_interp.h
deleted file mode 100644
index 8321224a..00000000
--- a/2.3-1/thirdparty/includes/GSL/gsl/gsl_interp.h
+++ /dev/null
@@ -1,225 +0,0 @@
-/* interpolation/gsl_interp.h
- *
- * Copyright (C) 1996, 1997, 1998, 1999, 2000, 2004 Gerard Jungman
- *
- * This program is free software; you can redistribute it and/or modify
- * it under the terms of the GNU General Public License as published by
- * the Free Software Foundation; either version 3 of the License, or (at
- * your option) any later version.
- *
- * This program is distributed in the hope that it will be useful, but
- * WITHOUT ANY WARRANTY; without even the implied warranty of
- * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
- * General Public License for more details.
- *
- * You should have received a copy of the GNU General Public License
- * along with this program; if not, write to the Free Software
- * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
- */
-
-/* Author: G. Jungman
- */
-#ifndef __GSL_INTERP_H__
-#define __GSL_INTERP_H__
-#include <stdlib.h>
-#include <gsl/gsl_inline.h>
-#include <gsl/gsl_types.h>
-
-#undef __BEGIN_DECLS
-#undef __END_DECLS
-#ifdef __cplusplus
-# define __BEGIN_DECLS extern "C" {
-# define __END_DECLS }
-#else
-# define __BEGIN_DECLS /* empty */
-# define __END_DECLS /* empty */
-#endif
-
-__BEGIN_DECLS
-
-/* evaluation accelerator */
-typedef struct {
- size_t cache; /* cache of index */
- size_t miss_count; /* keep statistics */
- size_t hit_count;
-}
-gsl_interp_accel;
-
-
-/* interpolation object type */
-typedef struct {
- const char * name;
- unsigned int min_size;
- void * (*alloc) (size_t size);
- int (*init) (void *, const double xa[], const double ya[], size_t size);
- int (*eval) (const void *, const double xa[], const double ya[], size_t size, double x, gsl_interp_accel *, double * y);
- int (*eval_deriv) (const void *, const double xa[], const double ya[], size_t size, double x, gsl_interp_accel *, double * y_p);
- int (*eval_deriv2) (const void *, const double xa[], const double ya[], size_t size, double x, gsl_interp_accel *, double * y_pp);
- int (*eval_integ) (const void *, const double xa[], const double ya[], size_t size, gsl_interp_accel *, double a, double b, double * result);
- void (*free) (void *);
-
-} gsl_interp_type;
-
-
-/* general interpolation object */
-typedef struct {
- const gsl_interp_type * type;
- double xmin;
- double xmax;
- size_t size;
- void * state;
-} gsl_interp;
-
-
-/* available types */
-GSL_VAR const gsl_interp_type * gsl_interp_linear;
-GSL_VAR const gsl_interp_type * gsl_interp_polynomial;
-GSL_VAR const gsl_interp_type * gsl_interp_cspline;
-GSL_VAR const gsl_interp_type * gsl_interp_cspline_periodic;
-GSL_VAR const gsl_interp_type * gsl_interp_akima;
-GSL_VAR const gsl_interp_type * gsl_interp_akima_periodic;
-GSL_VAR const gsl_interp_type * gsl_interp_steffen;
-
-gsl_interp_accel *
-gsl_interp_accel_alloc(void);
-
-int
-gsl_interp_accel_reset (gsl_interp_accel * a);
-
-void
-gsl_interp_accel_free(gsl_interp_accel * a);
-
-gsl_interp *
-gsl_interp_alloc(const gsl_interp_type * T, size_t n);
-
-int
-gsl_interp_init(gsl_interp * obj, const double xa[], const double ya[], size_t size);
-
-const char * gsl_interp_name(const gsl_interp * interp);
-unsigned int gsl_interp_min_size(const gsl_interp * interp);
-unsigned int gsl_interp_type_min_size(const gsl_interp_type * T);
-
-
-int
-gsl_interp_eval_e(const gsl_interp * obj,
- const double xa[], const double ya[], double x,
- gsl_interp_accel * a, double * y);
-
-double
-gsl_interp_eval(const gsl_interp * obj,
- const double xa[], const double ya[], double x,
- gsl_interp_accel * a);
-
-int
-gsl_interp_eval_deriv_e(const gsl_interp * obj,
- const double xa[], const double ya[], double x,
- gsl_interp_accel * a,
- double * d);
-
-double
-gsl_interp_eval_deriv(const gsl_interp * obj,
- const double xa[], const double ya[], double x,
- gsl_interp_accel * a);
-
-int
-gsl_interp_eval_deriv2_e(const gsl_interp * obj,
- const double xa[], const double ya[], double x,
- gsl_interp_accel * a,
- double * d2);
-
-double
-gsl_interp_eval_deriv2(const gsl_interp * obj,
- const double xa[], const double ya[], double x,
- gsl_interp_accel * a);
-
-int
-gsl_interp_eval_integ_e(const gsl_interp * obj,
- const double xa[], const double ya[],
- double a, double b,
- gsl_interp_accel * acc,
- double * result);
-
-double
-gsl_interp_eval_integ(const gsl_interp * obj,
- const double xa[], const double ya[],
- double a, double b,
- gsl_interp_accel * acc);
-
-void
-gsl_interp_free(gsl_interp * interp);
-
-INLINE_DECL size_t
-gsl_interp_bsearch(const double x_array[], double x,
- size_t index_lo, size_t index_hi);
-
-#ifdef HAVE_INLINE
-
-/* Perform a binary search of an array of values.
- *
- * The parameters index_lo and index_hi provide an initial bracket,
- * and it is assumed that index_lo < index_hi. The resulting index
- * is guaranteed to be strictly less than index_hi and greater than
- * or equal to index_lo, so that the implicit bracket [index, index+1]
- * always corresponds to a region within the implicit value range of
- * the value array.
- *
- * Note that this means the relationship of 'x' to x_array[index]
- * and x_array[index+1] depends on the result region, i.e. the
- * behaviour at the boundaries may not correspond to what you
- * expect. We have the following complete specification of the
- * behaviour.
- * Suppose the input is x_array[] = { x0, x1, ..., xN }
- * if ( x == x0 ) then index == 0
- * if ( x > x0 && x <= x1 ) then index == 0, and sim. for other interior pts
- * if ( x == xN ) then index == N-1
- * if ( x > xN ) then index == N-1
- * if ( x < x0 ) then index == 0
- */
-
-INLINE_FUN size_t
-gsl_interp_bsearch(const double x_array[], double x,
- size_t index_lo, size_t index_hi)
-{
- size_t ilo = index_lo;
- size_t ihi = index_hi;
- while(ihi > ilo + 1) {
- size_t i = (ihi + ilo)/2;
- if(x_array[i] > x)
- ihi = i;
- else
- ilo = i;
- }
-
- return ilo;
-}
-#endif
-
-INLINE_DECL size_t
-gsl_interp_accel_find(gsl_interp_accel * a, const double x_array[], size_t size, double x);
-
-#ifdef HAVE_INLINE
-INLINE_FUN size_t
-gsl_interp_accel_find(gsl_interp_accel * a, const double xa[], size_t len, double x)
-{
- size_t x_index = a->cache;
-
- if(x < xa[x_index]) {
- a->miss_count++;
- a->cache = gsl_interp_bsearch(xa, x, 0, x_index);
- }
- else if(x >= xa[x_index + 1]) {
- a->miss_count++;
- a->cache = gsl_interp_bsearch(xa, x, x_index, len-1);
- }
- else {
- a->hit_count++;
- }
-
- return a->cache;
-}
-#endif /* HAVE_INLINE */
-
-
-__END_DECLS
-
-#endif /* __GSL_INTERP_H__ */