1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
|
/**
* test crossid
*
*/
#include <assert.h>
#include <float.h>
#include <math.h>
#include <stdio.h>
#include <stdlib.h>
#include "../src/crossid.h"
#include "../src/field.h"
#include "../src/prefs.h"
prefstruct prefs;
char gstr[MAXCHAR];
static char testfile[] = "extra/744331p.ascii";
static int
realloc_samples_x(setstruct *set, int splsize)
{
set->sample = realloc(set->sample, sizeof(samplestruct) * splsize * 2);
return splsize * 2;
}
static fieldstruct*
load_ascii_field(int id)
{
fieldstruct *field = malloc(sizeof(fieldstruct));
field->lng = 0;
field->lat = 1;
field->fieldindex = id;
setstruct *set = malloc(sizeof(setstruct));
int splsize = 1000;
set->setindex = 0;
set->nsample = 0;
set->sample = malloc(sizeof(samplestruct) * splsize);
field->nset = 1;
field->set = malloc(sizeof(void*));
field->set[0] = set;
set->field = field;
FILE *cat = fopen(testfile, "r");
int index;
double x, y;
while ((fscanf(cat, "%i %lf %lf\n", &index, &x, &y) == 3)) {
if (splsize == set->nsample)
splsize = realloc_samples_x(set, splsize);
samplestruct *spl = &set->sample[set->nsample++];
spl->wcspos[0] = x;
spl->wcspos[1] = y;
spl->set = set;
spl->epoch = 1.0;
}
return field;
}
void
free_ascii_field(fieldstruct *field)
{
free(field->set[0]->sample);
free(field->set[0]);
free(field->set);
free(field);
}
void
compare_fields(int n, fieldstruct **fields)
{
fieldstruct *a = fields[0];
fieldstruct *b = fields[1];
int i;
samplestruct **linkedspl = malloc(sizeof(void*) * n);
for (i=0; i<fields[0]->set[0]->nsample; i++) {
int j;
for (j=0; j<n; j++) {
linkedspl[j] = &fields[j]->set[0]->sample[i];
}
for (j=1; j<n; j++) {
assert(abs(linkedspl[0]->wcspos[0] - linkedspl[j]->wcspos[0]) < FLT_EPSILON);
assert(abs(linkedspl[0]->wcspos[1] - linkedspl[j]->wcspos[1]) < FLT_EPSILON);
}
assert(linkedspl[0]->prevsamp == NULL);
assert(linkedspl[n-1]->nextsamp == NULL);
samplestruct *prev = linkedspl[0];
for (j=1; j<n; j++) {
samplestruct *next = linkedspl[j];
assert(prev->nextsamp == next);
assert(next->prevsamp == prev);
prev = next;
}
}
}
void
move_samples(char axe, double arcsec, fieldstruct *field)
{
int i;
double deg = arcsec / 3600;
for (i=0; i<field->set[0]->nsample; i++) {
samplestruct *sp = &field->set[0]->sample[i];
if (axe == 'x') {
sp->wcspos[0] += deg;
} else {
sp->wcspos[1] += deg;
}
}
}
int
main(int argc, char **argv)
{
prefs.astrefcat = ASTREFCAT_NONE;
fieldstruct *fields[10];
fieldstruct **rfields;
fgroupstruct fg;
fg.field = fields;
int i;
for (i=0; i<10; i++)
fields[i] = load_ascii_field(i);
for (i=2; i<=10; i++) {
fg.nfield = i;
CrossId_run(&fg, NULL, 2.0 * ARCSEC/DEG);
compare_fields(i, fields);
}
for (i=0; i<10; i++) {
free_ascii_field(fields[i]);
}
exit(0);
}
|
