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/* gsl_histogram2d_copy.c
* Copyright (C) 2000 Simone Piccardi
*
* This library 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 library; if not, write to the
* Free Software Foundation, Inc., 59 Temple Place - Suite 330,
* Boston, MA 02111-1307, USA.
*/
/***************************************************************
*
* File gsl_histogram2d_copy.c:
* Routine to copy a 2D histogram.
* Need GSL library and header.
*
* Author: S. Piccardi
* Jan. 2000
*
***************************************************************/
#include <config.h>
#include <stdlib.h>
#include <gsl/gsl_errno.h>
#include <gsl/gsl_histogram2d.h>
/*
* gsl_histogram2d_copy:
* copy the contents of an histogram into another
*/
int
gsl_histogram2d_memcpy (gsl_histogram2d * dest, const gsl_histogram2d * src)
{
size_t nx = src->nx;
size_t ny = src->ny;
size_t i;
if (dest->nx != src->nx || dest->ny != src->ny)
{
GSL_ERROR ("histograms have different sizes, cannot copy",
GSL_EINVAL);
}
for (i = 0; i <= nx; i++)
{
dest->xrange[i] = src->xrange[i];
}
for (i = 0; i <= ny; i++)
{
dest->yrange[i] = src->yrange[i];
}
for (i = 0; i < nx * ny; i++)
{
dest->bin[i] = src->bin[i];
}
return GSL_SUCCESS;
}
/*
* gsl_histogram2d_duplicate:
* duplicate an histogram creating
* an identical new one
*/
gsl_histogram2d *
gsl_histogram2d_clone (const gsl_histogram2d * src)
{
size_t nx = src->nx;
size_t ny = src->ny;
size_t i;
gsl_histogram2d *h;
h = gsl_histogram2d_calloc_range (nx, ny, src->xrange, src->yrange);
if (h == 0)
{
GSL_ERROR_VAL ("failed to allocate space for histogram struct",
GSL_ENOMEM, 0);
}
for (i = 0; i < nx * ny; i++)
{
h->bin[i] = src->bin[i];
}
return h;
}
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