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/* histogram/get.c
*
* Copyright (C) 1996, 1997, 1998, 1999, 2000, 2007 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 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.
*/
#include <config.h>
#include <gsl/gsl_errno.h>
#include <gsl/gsl_histogram.h>
#include "find.c"
double
gsl_histogram_get (const gsl_histogram * h, size_t i)
{
const size_t n = h->n;
if (i >= n)
{
GSL_ERROR_VAL ("index lies outside valid range of 0 .. n - 1",
GSL_EDOM, 0);
}
return h->bin[i];
}
int
gsl_histogram_get_range (const gsl_histogram * h, size_t i,
double *lower, double *upper)
{
const size_t n = h->n;
if (i >= n)
{
GSL_ERROR ("index lies outside valid range of 0 .. n - 1", GSL_EDOM);
}
*lower = h->range[i];
*upper = h->range[i + 1];
return GSL_SUCCESS;
}
int
gsl_histogram_find (const gsl_histogram * h,
const double x, size_t * i)
{
int status = find (h->n, h->range, x, i);
if (status)
{
GSL_ERROR ("x not found in range of h", GSL_EDOM);
}
return GSL_SUCCESS;
}
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