SINFONI Pipeline Reference Manual  2.6.0
sinfo_poly2d.c
1 /*
2  * This file is part of the ESO SINFONI Pipeline
3  * Copyright (C) 2004,2005 European Southern Observatory
4  *
5  * This program is free software; you can redistribute it and/or modify
6  * it under the terms of the GNU General Public License as published by
7  * the Free Software Foundation; either version 2 of the License, or
8  * (at your option) any later version.
9  *
10  * This program is distributed in the hope that it will be useful,
11  * but WITHOUT ANY WARRANTY; without even the implied warranty of
12  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
13  * GNU General Public License for more details.
14  *
15  * You should have received a copy of the GNU General Public License
16  * along with this program; if not, write to the Free Software
17  * Foundation, 51 Franklin St, Fifth Floor, Boston, MA 02111-1307 USA
18  */
19 /*---------------------------------------------------------------------------
20 
21  File name : poly2d.c
22  Author : N. Devillard
23  Created on : 22 Jun 1999
24  Description : 2D polynomial handling
25 
26  *--------------------------------------------------------------------------*/
27 /*
28  $Id: sinfo_poly2d.c,v 1.4 2012-03-03 09:50:08 amodigli Exp $
29  $Author: amodigli $
30  $Date: 2012-03-03 09:50:08 $
31  $Revision: 1.4 $
32  */
33 #ifdef HAVE_CONFIG_H
34 # include <config.h>
35 #endif
36 /*---------------------------------------------------------------------------
37  Includes
38  ---------------------------------------------------------------------------*/
39 #include "sinfo_poly2d.h"
62 double
63 sinfo_poly2d_compute(
64  poly2d * p,
65  double x,
66  double y
67 )
68 {
69  double z ;
70  int i ;
71 
72  z = 0.00 ;
73 
74  for (i=0 ; i<p->nc ; i++) {
75  z += p->c[i] * sinfo_ipow(x, p->px[i]) * sinfo_ipow(y, p->py[i]) ;
76  }
77  return z ;
78 }