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/*
rb_gsl_interp.h
Ruby/GSL: Ruby extension library for GSL (GNU Scientific Library)
(C) Copyright 2001-2004 by Yoshiki Tsunesada
Ruby/GSL is free software: you can redistribute it and/or modify it
under the terms of the GNU General Public License.
This library is distributed in the hope that it will be useful, but
WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or INTERPOLATIONNESS FOR A PARTICULAR PURPOSE.
*/
#ifndef ___RB_GSL_INTERP_H___
#define ___RB_GSL_INTERP_H___
#include "rb_gsl.h"
#include <gsl/gsl_interp.h>
#include <gsl/gsl_spline.h>
#ifdef HAVE_NMATRIX_H
#include "include/rb_gsl_with_nmatrix.h"
#endif
typedef struct {
gsl_interp *p;
gsl_interp_accel *a;
} rb_gsl_interp;
typedef struct {
gsl_spline *s;
gsl_interp_accel *a;
} rb_gsl_spline;
enum {
GSL_INTERP_LINEAR,
GSL_INTERP_POLYNOMIAL,
GSL_INTERP_CSPLINE,
GSL_INTERP_CSPLINE_PERIODIC,
GSL_INTERP_AKIMA,
GSL_INTERP_AKIMA_PERIODIC,
};
const gsl_interp_type* get_interp_type(VALUE t);
#endif
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