VIRCAM Pipeline 2.3.12
casu_imcore-test.c
1/* $Id: casu_imcore-test.c,v 1.4 2015/11/18 20:04:26 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: 2015/11/18 20:04:26 $
24 * $Revision: 1.4 $
25 * $Name: $
26 */
27
28#include <stdio.h>
29#include <stdlib.h>
30#include <math.h>
31
32#include <cpl_init.h>
33#include <cpl_test.h>
34#include <casu_tfits.h>
35#include <casu_utils.h>
36#include <casu_mods.h>
37
38#define NTEST 10
39
40int main(void) {
41 int status,retval,i,nrow,ncol,nl;
42 casu_tfits *outtab;
43 cpl_image *im,*bkg,*cnf;
44 cpl_table *tab;
45 double sigma=2.0,norm2,tot[NTEST],sky=500.0,diff;
46 double xpos[] = {100.0,200.0,300.0,400.0,500.0,600.0,700.0,800.0,900.0,
47 1000.0};
48 double ypos[] = {100.0,200.0,300.0,400.0,500.0,600.0,700.0,800.0,900.0,
49 1000.0};
50 double norm[] = {1000.0,100.0,200.0,500.0,550.0,600.0,650.0,700.0,
51 750.0,800.0};
52 casu_fits *inf,*inconf;
53 cpl_propertylist *pl;
54
55 /* Initialise */
56
57 cpl_test_init(PACKAGE_BUGREPORT,CPL_MSG_WARNING);
58
59 /* Check inherited status */
60
61 status = CASU_FATAL;
62 retval = casu_imcore(NULL,NULL,5,1.5,1,3.5,64,6,1.0,&outtab,2.0,
63 &status);
64 cpl_test_eq(status,CASU_FATAL);
65 cpl_test_eq(status,retval);
66 cpl_test_null(outtab);
67
68 /* Generate a field with some stars and a confidence map */
69
70 bkg = cpl_image_new(1024,1024,CPL_TYPE_FLOAT);
71 im = cpl_image_new(1024,1024,CPL_TYPE_FLOAT);
72 cnf = cpl_image_new(1024,1024,CPL_TYPE_INT);
73 norm2 = 2.0*CPL_MATH_PI*sigma*sigma;
74 cpl_image_fill_noise_uniform(bkg,-10.0,10.0);
75 cpl_image_add_scalar(bkg,sky);
76 cpl_image_fill_noise_uniform(cnf,99.9,100.1);
77 for (i = 0; i < NTEST; i++) {
78 cpl_image_fill_gaussian(im,xpos[i],ypos[i],norm[i]*norm2,sigma,sigma);
79 tot[i] = cpl_image_get_flux(im);
80 cpl_image_add(bkg,im);
81 }
82 pl = cpl_propertylist_new();
83 inf = casu_fits_wrap(bkg,NULL,NULL,pl);
84 inconf = casu_fits_wrap(cnf,NULL,NULL,NULL);
85 cpl_image_delete(im);
86 cpl_propertylist_delete(pl);
87
88 /* Give it a WCS */
89
90 pl = casu_fits_get_ehu(inf);
91 cpl_propertylist_update_string(pl,"CTYPE1","RA---TAN");
92 cpl_propertylist_update_string(pl,"CTYPE2","DEC--TAN");
93 cpl_propertylist_update_double(pl,"CRVAL1",30.0);
94 cpl_propertylist_update_double(pl,"CRVAL2",12.0);
95 cpl_propertylist_update_double(pl,"CRPIX1",512.0);
96 cpl_propertylist_update_double(pl,"CRPIX2",512.0);
97 cpl_propertylist_update_double(pl,"CD1_1",-1.0/3600);
98 cpl_propertylist_update_double(pl,"CD1_2",0.0);
99 cpl_propertylist_update_double(pl,"CD2_1",0.0);
100 cpl_propertylist_update_double(pl,"CD2_2",1.0/3600);
101
102 /* Run imcore */
103
104 status = CASU_OK;
105 retval = casu_imcore(inf,inconf,5,1.5,0,5.0,64,6,3.0,&outtab,1.0,&status);
106 cpl_test_eq(status,CASU_OK);
107 cpl_test_eq(status,retval);
108 cpl_test_nonnull(outtab);
109 casu_fits_delete(inf);
110 casu_fits_delete(inconf);
111
112 /* Check the results. Start by checking the number of rows and columns.
113 Sort the table by X */
114
115 tab = casu_tfits_get_table(outtab);
116 cpl_test_nonnull(tab);
117 ncol = cpl_table_get_ncol(tab);
118 cpl_test_eq(ncol,80);
119 nrow = cpl_table_get_nrow(tab);
120 cpl_test_eq(nrow,NTEST);
121 pl = cpl_propertylist_new();
122 cpl_propertylist_append_bool(pl,"X_coordinate",0);
123 cpl_table_sort(tab,pl);
124 cpl_propertylist_delete(pl);
125
126 /* Test the column content of the table */
127
128 for (i = 0; i < NTEST; i++) {
129 cpl_test_abs(xpos[i],cpl_table_get_float(tab,"X_coordinate",(cpl_size)i,
130 &nl),0.2);
131 cpl_test_abs(ypos[i],cpl_table_get_float(tab,"Y_coordinate",(cpl_size)i,
132 &nl),0.2);
133 diff = fabs(cpl_table_get_float(tab,"Aper_flux_5",(cpl_size)i,&nl) -
134 tot[i]);
135 diff /= cpl_table_get_float(tab,"Aper_flux_5_err",(cpl_size)i,&nl);
136 cpl_test_lt(diff,1.5);
137 cpl_test_eq(cpl_table_get_float(tab,"Classification",(cpl_size)i,&nl),
138 -1.0);
139 }
140
141 /* Compare some header info */
142
143 pl = casu_tfits_get_ehu(outtab);
144 cpl_test_rel(cpl_propertylist_get_float(pl,"ESO QC IMAGE_SIZE")/2.355,sigma,
145 0.1);
146
147 /* Get out of here */
148
149 casu_tfits_delete(outtab);
150 return(cpl_test_end(0));
151}
152
153/*
154
155$Log: casu_imcore-test.c,v $
156Revision 1.4 2015/11/18 20:04:26 jim
157Fixed missing include
158
159Revision 1.3 2015/10/15 11:18:32 jim
160More comprehensive
161
162Revision 1.2 2015/08/07 13:06:54 jim
163Fixed copyright to ESO
164
165Revision 1.1.1.1 2015/06/12 10:44:32 jim
166Initial import
167
168Revision 1.1 2015/01/09 11:39:55 jim
169new entry
170
171
172*/
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_delete(casu_fits *p)
Definition: casu_fits.c:364
cpl_propertylist * casu_fits_get_ehu(casu_fits *p)
Definition: casu_fits.c:576
int casu_imcore(casu_fits *infile, casu_fits *conf, int ipix, float threshold, int icrowd, float rcore, int nbsize, int cattype, float filtfwhm, casu_tfits **outtab, float gainloc, int *status)
Generate object catalogues from input images.
Definition: casu_imcore.c:149
cpl_propertylist * casu_tfits_get_ehu(casu_tfits *p)
Definition: casu_tfits.c:473
void casu_tfits_delete(casu_tfits *p)
Definition: casu_tfits.c:292
cpl_table * casu_tfits_get_table(casu_tfits *p)
Definition: casu_tfits.c:364