VIRCAM Pipeline  2.3.12
casu_gaincor-test.c
1 /* $Id: casu_gaincor-test.c,v 1.2 2015/08/07 13:06:54 jim Exp $
2  *
3  * This file is part of the CASU Pipeline utilities
4  * Copyright (C) 2015 European Southern Observatory
5  *
6  * This program is free software; you can redistribute it and/or modify
7  * it under the terms of the GNU General Public License as published by
8  * the Free Software Foundation; either version 2 of the License, or
9  * (at your option) any later version.
10  *
11  * This program is distributed in the hope that it will be useful,
12  * but WITHOUT ANY WARRANTY; without even the implied warranty of
13  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
14  * GNU General Public License for more details.
15  *
16  * You should have received a copy of the GNU General Public License
17  * along with this program; if not, write to the Free Software
18  * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
19  */
20 
21 /*
22  * $Author: jim $
23  * $Date: 2015/08/07 13:06:54 $
24  * $Revision: 1.2 $
25  * $Name: $
26  */
27 
28 #include <stdio.h>
29 #include <stdlib.h>
30 
31 #include <cpl_init.h>
32 #include <cpl_test.h>
33 #include <casu_fits.h>
34 #include <casu_utils.h>
35 #include <casu_mods.h>
36 
37 int main(void) {
38  int status,retval;
39  float scl;
40  casu_fits *in;
41  cpl_image *inim;
42  cpl_propertylist *ehu;
43  double mean,stdev;
44 
45  /* Initialise */
46 
47  cpl_test_init(PACKAGE_BUGREPORT,CPL_MSG_WARNING);
48 
49  /* Check inherited status */
50 
51  status = CASU_FATAL;
52  in = NULL;
53  scl = 0.0;
54  retval = casu_gaincor(in,scl,&status);
55  cpl_test_eq(status,CASU_FATAL);
56  cpl_test_eq(status,retval);
57 
58  /* Create an image */
59 
60  inim = cpl_image_new(10,10,CPL_TYPE_FLOAT);
61  ehu = cpl_propertylist_new();
62  cpl_propertylist_update_float(ehu,"ESO DRS GAINCOR",2.0);
63  in = casu_fits_wrap(inim,NULL,NULL,ehu);
64  cpl_propertylist_delete(ehu);
65  ehu = casu_fits_get_ehu(in);
66  status = CASU_OK;
67 
68  /* Status should be OK if it thinks it's already corrected the image */
69 
70  retval = casu_gaincor(in,scl,&status);
71  cpl_test_eq(status,CASU_OK);
72  cpl_test_eq(status,retval);
73 
74  /* Check to make sure you get a warning if the scale is <= 0.0 */
75 
76  cpl_propertylist_erase(ehu,"ESO DRS GAINCOR");
77  retval = casu_gaincor(in,scl,&status);
78  cpl_test_eq(status,CASU_WARN);
79  cpl_test_eq(status,retval);
80 
81  /* Give the image some values */
82 
83  cpl_propertylist_erase(ehu,"ESO DRS GAINCOR");
84  cpl_image_add_scalar(inim,10.0);
85  scl = 2.0;
86  status = CASU_OK;
87 
88  /* Test to see if you get the right answer */
89 
90  retval = casu_gaincor(in,scl,&status);
91  cpl_test_eq(status,CASU_OK);
92  cpl_test_eq(status,retval);
93  mean = cpl_image_get_mean((const cpl_image *)inim);
94  stdev = cpl_image_get_stdev((const cpl_image *)inim);
95  cpl_test_rel(mean,20.0,1.0e-6);
96  cpl_test_rel(stdev,0.0,1.0e-6);
97  cpl_test_rel(2.0,cpl_propertylist_get_float(ehu,"ESO DRS GAINCOR"),1.0e-6);
98 
99  /* Tidy up and get out of here */
100 
101  casu_fits_unwrap(in);
102  cpl_image_delete(inim);
103 
104  return(cpl_test_end(0));
105 }
106 
107 /*
108 
109 $Log: casu_gaincor-test.c,v $
110 Revision 1.2 2015/08/07 13:06:54 jim
111 Fixed copyright to ESO
112 
113 Revision 1.1.1.1 2015/06/12 10:44:32 jim
114 Initial import
115 
116 Revision 1.1 2014/03/26 15:31:29 jim
117 New Entry
118 
119 
120 */
casu_fits * casu_fits_wrap(cpl_image *im, casu_fits *model, cpl_propertylist *phu, cpl_propertylist *ehu)
Definition: casu_fits.c:883
void casu_fits_unwrap(casu_fits *p)
Definition: casu_fits.c:945
cpl_propertylist * casu_fits_get_ehu(casu_fits *p)
Definition: casu_fits.c:576
int casu_gaincor(casu_fits *infile, float gainscl, int *status)
Gain correct input data frame.
Definition: casu_gaincor.c:77