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- #ifndef GSL_HISTOGRAM2D_H
- #define GSL_HISTOGRAM2D_H
-
- #include <stdlib.h>
- #include <stdio.h>
-
- 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_calloc (size_t nx, size_t ny);
- gsl_histogram2d * gsl_histogram2d_calloc_uniform (size_t nx, size_t ny,
- double xmin, double xmax,
- double ymin, 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,
- double x, double y, size_t * i, size_t * j);
- int gsl_histogram2d_find_impl (const gsl_histogram2d * h,
- double x, double y, size_t * i, size_t * j);
-
- double gsl_histogram2d_get (const gsl_histogram2d * h, size_t i, size_t j);
- int gsl_histogram2d_get_xrange (const gsl_histogram2d * h, size_t i,
- double * xlower, double * xupper);
- int gsl_histogram2d_get_yrange (const gsl_histogram2d * h, 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);
-
- 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 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);
-
- #endif /* GSL_HISTOGRAM2D_H */
-
-