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/*===========================================================================
Copyright (C) 2001 European Southern Observatory (ESO)
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., 675 Massachusetss Ave, Cambridge,
MA 02139, USA.
Corresponding concerning ESO-MIDAS should be addressed as follows:
Internet e-mail: midas@eso.org
Postal address: European Southern Observatory
Data Management Division
Karl-Schwarzschild-Strasse 2
D 85748 Garching bei Muenchen
GERMANY
===========================================================================*/
/*-------------------------------------------------------------------------*/
/**
* @defgroup flames_allocback Substep: Initialize background frame
*
*/
/*-------------------------------------------------------------------------*/
/*---------------------------------------------------------------------------
Includes
--------------------------------------------------------------------------*/
#ifdef HAVE_CONFIG_H
# include <config.h>
#endif
#include <stdlib.h>
#include <string.h>
#include <flames_midas_def.h>
#include <flames_uves.h>
#include <flames_newmatrix.h>
#include <flames_allocback.h>
/**@{*/
/*---------------------------------------------------------------------------
Implementation
---------------------------------------------------------------------------*/
/**
@name flames_allocateback()
@short Initialize background frames
@author G. Mulas - ITAL_FLAMES Consortium. Ported to CPL by A. Modigliani
@param back input/output background structure
@return initialized allflats structure
DRS function called:
dvector
dmatrix
Pseudocode:
use dvector, dmatrix to initialize to NULL data
@note
*/
flames_err allocback(flames_background *back)
{
int32_t i,j,k;
double dj;
back->x = dvector(1, (int32_t) back->Window_Number);
memset(back->x+1, 0, (size_t)back->Window_Number*sizeof(double));
back->y = dvector(1, (int32_t) back->Window_Number);
memset(back->y+1, 0, (size_t)back->Window_Number*sizeof(double));
back->window = dmatrix(1, (int32_t) back->Window_Number, 1, 5);
for (i=1; i<=(int32_t)back->Window_Number; i++) {
for (j=1; j<=5; j++) {
back->window[i][j] = 0;
}
}
back->coeff = dvector(1, (int32_t)((back->xdegree+1)*(back->ydegree+1)));
memset(back->coeff+1, 0, (size_t)((back->xdegree+1)*(back->ydegree+1))*
sizeof(double));
back->expon = dmatrix(1, 2, 1,
(int32_t)((back->xdegree+1)*(back->ydegree+1)));
k = 1;
for (i=0; i<=(int32_t)back->ydegree; i++) {
double di = (double) i;
for (j=0; j<=(int32_t)back->xdegree; j++) {
dj = (double) j;
back->expon[1][k] = di;
back->expon[2][k] = dj;
k++;
}
}
return(NOERR);
}
/**@}*/
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