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Diffstat (limited to 'gsl-1.9/histogram/gsl_histogram2d.h')
| -rw-r--r-- | gsl-1.9/histogram/gsl_histogram2d.h | 172 |
1 files changed, 172 insertions, 0 deletions
diff --git a/gsl-1.9/histogram/gsl_histogram2d.h b/gsl-1.9/histogram/gsl_histogram2d.h new file mode 100644 index 0000000..b4628aa --- /dev/null +++ b/gsl-1.9/histogram/gsl_histogram2d.h @@ -0,0 +1,172 @@ +/* histogram/gsl_histogram2d.h + * + * Copyright (C) 1996, 1997, 1998, 1999, 2000 Brian Gough + * + * 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 2 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. + */ + +#ifndef __GSL_HISTOGRAM2D_H__ +#define __GSL_HISTOGRAM2D_H__ + +#include <stdlib.h> +#include <stdio.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 + +typedef struct { + size_t nx, ny ; + double * xrange ; + double * yrange ; + double * bin ; +} gsl_histogram2d ; + +typedef struct { + size_t nx, ny ; + double * xrange ; + double * yrange ; + double * sum ; +} gsl_histogram2d_pdf ; + +gsl_histogram2d * gsl_histogram2d_alloc (const size_t nx, const size_t ny); +gsl_histogram2d * gsl_histogram2d_calloc (const size_t nx, const size_t ny); +gsl_histogram2d * gsl_histogram2d_calloc_uniform (const size_t nx, const size_t ny, + const double xmin, const double xmax, + const double ymin, const double ymax); + +void gsl_histogram2d_free (gsl_histogram2d * h); + +int gsl_histogram2d_increment (gsl_histogram2d * h, double x, double y); +int gsl_histogram2d_accumulate (gsl_histogram2d * h, + double x, double y, double weight); +int gsl_histogram2d_find (const gsl_histogram2d * h, + const double x, const double y, size_t * i, size_t * j); + +double gsl_histogram2d_get (const gsl_histogram2d * h, const size_t i, const size_t j); +int gsl_histogram2d_get_xrange (const gsl_histogram2d * h, const size_t i, + double * xlower, double * xupper); +int gsl_histogram2d_get_yrange (const gsl_histogram2d * h, const size_t j, + double * ylower, double * yupper); + + +double gsl_histogram2d_xmax (const gsl_histogram2d * h); +double gsl_histogram2d_xmin (const gsl_histogram2d * h); +size_t gsl_histogram2d_nx (const gsl_histogram2d * h); + +double gsl_histogram2d_ymax (const gsl_histogram2d * h); +double gsl_histogram2d_ymin (const gsl_histogram2d * h); +size_t gsl_histogram2d_ny (const gsl_histogram2d * h); + +void gsl_histogram2d_reset (gsl_histogram2d * h); + +gsl_histogram2d * +gsl_histogram2d_calloc_range(size_t nx, size_t ny, + double *xrange, double *yrange); + +int +gsl_histogram2d_set_ranges_uniform (gsl_histogram2d * h, + double xmin, double xmax, + double ymin, double ymax); + +int +gsl_histogram2d_set_ranges (gsl_histogram2d * h, + const double xrange[], size_t xsize, + const double yrange[], size_t ysize); + +int +gsl_histogram2d_memcpy(gsl_histogram2d *dest, const gsl_histogram2d *source); + +gsl_histogram2d * +gsl_histogram2d_clone(const gsl_histogram2d * source); + +double +gsl_histogram2d_max_val(const gsl_histogram2d *h); + +void +gsl_histogram2d_max_bin (const gsl_histogram2d *h, size_t *i, size_t *j); + +double +gsl_histogram2d_min_val(const gsl_histogram2d *h); + +void +gsl_histogram2d_min_bin (const gsl_histogram2d *h, size_t *i, size_t *j); + +double +gsl_histogram2d_xmean (const gsl_histogram2d * h); + +double +gsl_histogram2d_ymean (const gsl_histogram2d * h); + +double +gsl_histogram2d_xsigma (const gsl_histogram2d * h); + +double +gsl_histogram2d_ysigma (const gsl_histogram2d * h); + +double +gsl_histogram2d_cov (const gsl_histogram2d * h); + +double +gsl_histogram2d_sum (const gsl_histogram2d *h); + +int +gsl_histogram2d_equal_bins_p(const gsl_histogram2d *h1, + const gsl_histogram2d *h2) ; + +int +gsl_histogram2d_add(gsl_histogram2d *h1, const gsl_histogram2d *h2); + +int +gsl_histogram2d_sub(gsl_histogram2d *h1, const gsl_histogram2d *h2); + +int +gsl_histogram2d_mul(gsl_histogram2d *h1, const gsl_histogram2d *h2); + +int +gsl_histogram2d_div(gsl_histogram2d *h1, const gsl_histogram2d *h2); + +int +gsl_histogram2d_scale(gsl_histogram2d *h, double scale); + +int +gsl_histogram2d_shift(gsl_histogram2d *h, double shift); + +int gsl_histogram2d_fwrite (FILE * stream, const gsl_histogram2d * h) ; +int gsl_histogram2d_fread (FILE * stream, gsl_histogram2d * h); +int gsl_histogram2d_fprintf (FILE * stream, const gsl_histogram2d * h, + const char * range_format, + const char * bin_format); +int gsl_histogram2d_fscanf (FILE * stream, gsl_histogram2d * h); + +gsl_histogram2d_pdf * gsl_histogram2d_pdf_alloc (const size_t nx, const size_t ny); +int gsl_histogram2d_pdf_init (gsl_histogram2d_pdf * p, const gsl_histogram2d * h); +void gsl_histogram2d_pdf_free (gsl_histogram2d_pdf * p); +int gsl_histogram2d_pdf_sample (const gsl_histogram2d_pdf * p, + double r1, double r2, + double * x, double * y); + +__END_DECLS + +#endif /* __GSL_HISTOGRAM2D_H__ */ + |