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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
===========================================================================*/
/* Program : mvfit.c */
/* Author : G. Mulas - ITAL_FLAMES Consortium */
/* Date : */
/* */
/* Purpose : Missing */
/* */
/* */
/* Input: see interface */
/* */
/* Output: */
/* */
/* DRS Functions called: */
/* none */
/* */
/* Pseudocode: */
/* Missing */
/* */
/* Version : */
/* Last modification date: 2002/08/05 */
/* Who When Why Where */
/* AMo 02-08-05 Add header header */
/*-------------------------------------------------------------------------*/
#ifdef HAVE_CONFIG_H
# include <config.h>
#endif
//#include <flames_lfit.h>
#include <flames_midas_def.h>
#include <flames_uves.h>
#include <flames_newmatrix.h>
#include <flames_mvfit.h>
#include <flames_lsfit.h>
double **q;
int mvfit(fit_info *fitpar)
{
int i=0;
int j=0;
int *ia=0;
double chisq=0;
double *x=0;
double **covar=0;
int32_t ndata=0;
int npar=0;
ndata=fitpar->n_xy-1;
npar= fitpar->n_par;
x=dvector(1,ndata);
for (i=1;i<=ndata;i++) x[i] = (double)i;
ia=ivector(1, npar);
for (i=1;i<=npar;i++) ia[i]=1;
covar=dmatrix(1,npar,1,npar);
/* not needed as we are using cxalloc */
for (i=1; i<=npar; i++){
for (j=1; j<=npar; j++) {
covar[i][j] = 0;
}
}
/*q = dmatrix(1,ndata,1,npar);*/
q = fitpar->deriv;
cpl_vector* vx=cpl_vector_wrap(ndata,&x[0]);
cpl_vector* vy=cpl_vector_wrap(ndata,&(fitpar->f_yvalue)[0]);
cpl_vector* vs=cpl_vector_wrap(ndata,&(fitpar->f_sigma)[0]);
flames_lfit(vx,vy,vs,ndata,fitpar->par,ia,npar,covar,&chisq,funcs);
cpl_vector_unwrap(vx);
cpl_vector_unwrap(vy);
cpl_vector_unwrap(vs);
free_ivector(ia,1,npar);
free_dmatrix(covar,1,npar,1,npar);
free_dvector(x,1,ndata);
return(0);
}
void funcs(double x,double afunk[],int ma)
{
int i=0;
for (i=1;i<=ma;i++) afunk[i]=q[(int)x][i];
}
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