void test_sl_join(CuTest* tc) {
char* s1;
sl* s = sl_new(4);
sl_append(s, "123");
sl_appendf(s, "%1$s%1$s", "testing");
addsome(s, "%i", 456);
sl_insert(s, 1, "inserted");
sl_insertf(s, 2, "%s%s", "ins", "ertedf");
s1 = sl_join(s, "");
CuAssertStrEquals(tc, "123insertedinsertedftestingtesting456", s1);
free(s1);
s1 = sl_join(s, "--");
CuAssertStrEquals(tc, "123--inserted--insertedf--testingtesting--456", s1);
free(s1);
s1 = sl_join_reverse(s, "--");
CuAssertStrEquals(tc, "456--testingtesting--insertedf--inserted--123", s1);
free(s1);
sl_free2(s);
}
void fitstable_error_report_missing(fitstable_t* tab) {
int i;
sl* missing = sl_new(4);
char* mstr;
for (i=0; i<ncols(tab); i++) {
fitscol_t* col = getcol(tab, i);
if (col->col == -1 && col->required)
sl_append(missing, col->colname);
}
mstr = sl_join(missing, ", ");
sl_free2(missing);
ERROR("Missing required columns: %s", mstr);
free(mstr);
}
int main(int argc, char** args) {
char* default_configfn = "astrometry.cfg";
char* default_config_path = "../etc";
int c;
char* configfn = NULL;
int i;
engine_t* engine;
char* mydir = NULL;
char* basedir = NULL;
char* me;
anbool help = FALSE;
sl* strings = sl_new(4);
char* cancelfn = NULL;
char* solvedfn = NULL;
int loglvl = LOG_MSG;
anbool tostderr = FALSE;
char* infn = NULL;
FILE* fin = NULL;
anbool fromstdin = FALSE;
bl* opts = opts_from_array(myopts, sizeof(myopts)/sizeof(an_option_t), NULL);
sl* inds = sl_new(4);
char* datalog = NULL;
engine = engine_new();
while (1) {
c = opts_getopt(opts, argc, args);
if (c == -1)
break;
switch (c) {
case 'D':
datalog = optarg;
break;
case 'p':
engine->inparallel = TRUE;
break;
case 'i':
sl_append(inds, optarg);
break;
case 'd':
basedir = optarg;
break;
case 'f':
infn = optarg;
fromstdin = streq(infn, "-");
break;
case 'E':
tostderr = TRUE;
break;
case 'h':
help = TRUE;
break;
case 'v':
loglvl++;
break;
case 's':
solvedfn = optarg;
case 'C':
cancelfn = optarg;
break;
case 'c':
configfn = strdup(optarg);
break;
case '?':
break;
default:
printf("Unknown flag %c\n", c);
exit( -1);
}
}
if (optind == argc && !infn) {
// Need extra args: filename
printf("You must specify at least one input file!\n\n");
help = TRUE;
}
if (help) {
print_help(args[0], opts);
exit(0);
}
bl_free(opts);
gslutils_use_error_system();
log_init(loglvl);
if (tostderr)
log_to(stderr);
if (datalog) {
datalogfid = fopen(datalog, "wb");
if (!datalogfid) {
SYSERROR("Failed to open data log file \"%s\" for writing", datalog);
return -1;
}
atexit(close_datalogfid);
data_log_init(100);
data_log_enable_all();
data_log_to(datalogfid);
data_log_start();
}
if (infn) {
logverb("Reading input filenames from %s\n", (fromstdin ? "stdin" : infn));
if (!fromstdin) {
fin = fopen(infn, "rb");
if (!fin) {
ERROR("Failed to open file %s for reading input filenames", infn);
exit(-1);
}
} else
fin = stdin;
}
// directory containing the 'engine' executable:
me = find_executable(args[0], NULL);
if (!me)
me = strdup(args[0]);
mydir = sl_append(strings, dirname(me));
free(me);
// Read config file
if (!configfn) {
int i;
sl* trycf = sl_new(4);
sl_appendf(trycf, "%s/%s/%s", mydir, default_config_path, default_configfn);
// if I'm in /usr/bin, look for config file in /etc
if (streq(mydir, "/usr/bin")) {
sl_appendf(trycf, "/etc/%s", default_configfn);
}
sl_appendf(trycf, "%s/%s", mydir, default_configfn);
sl_appendf(trycf, "./%s", default_configfn);
sl_appendf(trycf, "./%s/%s", default_config_path, default_configfn);
for (i=0; i<sl_size(trycf); i++) {
char* cf = sl_get(trycf, i);
if (file_exists(cf)) {
configfn = strdup(cf);
logverb("Using config file \"%s\"\n", cf);
break;
} else {
logverb("Config file \"%s\" doesn't exist.\n", cf);
}
}
if (!configfn) {
char* cflist = sl_join(trycf, "\n ");
logerr("Couldn't find config file: tried:\n %s\n", cflist);
free(cflist);
}
sl_free2(trycf);
}
if (!streq(configfn, "none")) {
if (engine_parse_config_file(engine, configfn)) {
logerr("Failed to parse (or encountered an error while interpreting) config file \"%s\"\n", configfn);
exit( -1);
}
}
if (sl_size(inds)) {
// Expand globs.
for (i=0; i<sl_size(inds); i++) {
char* s = sl_get(inds, i);
glob_t myglob;
int flags = GLOB_TILDE | GLOB_BRACE;
if (glob(s, flags, NULL, &myglob)) {
SYSERROR("Failed to expand wildcards in index-file path \"%s\"", s);
exit(-1);
}
for (c=0; c<myglob.gl_pathc; c++) {
if (engine_add_index(engine, myglob.gl_pathv[c])) {
ERROR("Failed to add index \"%s\"", myglob.gl_pathv[c]);
exit(-1);
}
}
globfree(&myglob);
}
}
if (!pl_size(engine->indexes)) {
logerr("\n\n"
"---------------------------------------------------------------------\n"
"You must list at least one index in the config file (%s)\n\n"
"See http://astrometry.net/use.html about how to get some index files.\n"
"---------------------------------------------------------------------\n"
"\n", configfn);
exit(-1);
}
if (engine->minwidth <= 0.0 || engine->maxwidth <= 0.0) {
logerr("\"minwidth\" and \"maxwidth\" in the config file %s must be positive!\n", configfn);
exit(-1);
}
free(configfn);
if (!il_size(engine->default_depths)) {
parse_depth_string(engine->default_depths,
"10 20 30 40 50 60 70 80 90 100 "
"110 120 130 140 150 160 170 180 190 200");
}
engine->cancelfn = cancelfn;
engine->solvedfn = solvedfn;
i = optind;
while (1) {
char* jobfn;
job_t* job;
struct timeval tv1, tv2;
if (infn) {
// Read name of next input file to be read.
logverb("\nWaiting for next input filename...\n");
jobfn = read_string_terminated(fin, "\n\r\0", 3, FALSE);
if (strlen(jobfn) == 0)
break;
} else {
if (i == argc)
break;
jobfn = args[i];
i++;
}
gettimeofday(&tv1, NULL);
logmsg("Reading file \"%s\"...\n", jobfn);
job = engine_read_job_file(engine, jobfn);
if (!job) {
ERROR("Failed to read job file \"%s\"", jobfn);
exit(-1);
}
if (basedir) {
logverb("Setting job's output base directory to %s\n", basedir);
job_set_output_base_dir(job, basedir);
}
if (engine_run_job(engine, job))
logerr("Failed to run_job()\n");
job_free(job);
gettimeofday(&tv2, NULL);
logverb("Spent %g seconds on this field.\n", millis_between(&tv1, &tv2)/1000.0);
}
engine_free(engine);
sl_free2(strings);
sl_free2(inds);
if (fin && !fromstdin)
fclose(fin);
return 0;
}
int main(int argc, char** args) {
int c;
char* wcsfn = NULL;
char* outfn = NULL;
char* infn = NULL;
sip_t sip;
double scale = 1.0;
anbool pngformat = TRUE;
char* hdpath = NULL;
anbool HD = FALSE;
cairos_t thecairos;
cairos_t* cairos = &thecairos;
cairo_surface_t* target = NULL;
cairo_t* cairot = NULL;
cairo_surface_t* surfbg = NULL;
cairo_t* cairobg = NULL;
cairo_surface_t* surfshapes = NULL;
cairo_t* cairoshapes = NULL;
cairo_surface_t* surfshapesmask = NULL;
cairo_t* cairoshapesmask = NULL;
cairo_surface_t* surffg = NULL;
cairo_t* cairo = NULL;
double lw = 2.0;
// circle linewidth.
double cw = 2.0;
double ngc_fraction = 0.02;
// NGC linewidth
double nw = 2.0;
// leave a gap short of connecting the points.
double endgap = 5.0;
// circle radius.
double crad = endgap;
double fontsize = 14.0;
double label_offset = 15.0;
int W = 0, H = 0;
unsigned char* img = NULL;
anbool NGC = FALSE, constell = FALSE;
anbool bright = FALSE;
anbool common_only = FALSE;
anbool print_common_only = FALSE;
int Nbright = 0;
double ra, dec, px, py;
int i, N;
anbool justlist = FALSE;
anbool only_messier = FALSE;
anbool grid = FALSE;
double gridspacing = 0.0;
double gridcolor[3] = { 0.2, 0.2, 0.2 };
int loglvl = LOG_MSG;
char halign = 'L';
char valign = 'C';
sl* json = NULL;
anbool whitetext = FALSE;
while ((c = getopt(argc, args, OPTIONS)) != -1) {
switch (c) {
case 'V':
valign = optarg[0];
break;
case 'O':
halign = optarg[0];
break;
case 'F':
ngc_fraction = atof(optarg);
break;
case 'h':
print_help(args[0]);
exit(0);
case 'J':
json = sl_new(4);
break;
case 'G':
gridspacing = atof(optarg);
break;
case 'g':
{
char *tail = NULL;
gridcolor[0] = strtod(optarg,&tail);
if (*tail) { tail++; gridcolor[1] = strtod(tail,&tail); }
if (*tail) { tail++; gridcolor[2] = strtod(tail,&tail); }
}
break;
case 'D':
HD = TRUE;
break;
case 'd':
hdpath = optarg;
break;
case 'M':
only_messier = TRUE;
break;
case 'n':
nw = atof(optarg);
break;
case 'f':
fontsize = atof(optarg);
break;
case 'L':
justlist = TRUE;
outfn = NULL;
break;
case 'x':
whitetext = TRUE;
break;
case 'v':
loglvl++;
break;
break;
case 'j':
print_common_only = TRUE;
break;
case 'c':
common_only = TRUE;
break;
case 'b':
Nbright = atoi(optarg);
break;
case 'B':
bright = TRUE;
break;
case 'N':
NGC = TRUE;
break;
case 'C':
constell = TRUE;
break;
case 'p':
pngformat = FALSE;
break;
case 's':
scale = atof(optarg);
break;
case 'o':
outfn = optarg;
break;
case 'i':
infn = optarg;
break;
case 'w':
wcsfn = optarg;
break;
case 'W':
W = atoi(optarg);
break;
case 'H':
H = atoi(optarg);
break;
}
}
log_init(loglvl);
log_to(stderr);
fits_use_error_system();
if (optind != argc) {
print_help(args[0]);
exit(-1);
}
if (!(outfn || justlist) || !wcsfn) {
logerr("Need (-o or -L) and -w args.\n");
print_help(args[0]);
exit(-1);
}
// read WCS.
logverb("Trying to parse SIP/TAN header from %s...\n", wcsfn);
if (!file_exists(wcsfn)) {
ERROR("No such file: \"%s\"", wcsfn);
exit(-1);
}
if (sip_read_header_file(wcsfn, &sip)) {
logverb("Got SIP header.\n");
} else {
ERROR("Failed to parse SIP/TAN header from %s", wcsfn);
exit(-1);
}
if (!(NGC || constell || bright || HD || grid)) {
logerr("Neither constellations, bright stars, HD nor NGC/IC overlays selected!\n");
print_help(args[0]);
exit(-1);
}
if (gridspacing > 0.0)
grid = TRUE;
// adjust for scaling...
lw /= scale;
cw /= scale;
nw /= scale;
crad /= scale;
endgap /= scale;
fontsize /= scale;
label_offset /= scale;
if (!W || !H) {
W = sip.wcstan.imagew;
H = sip.wcstan.imageh;
}
if (!(infn || (W && H))) {
logerr("Image width/height unspecified, and no input image given.\n");
exit(-1);
}
if (infn) {
cairoutils_fake_ppm_init();
img = cairoutils_read_ppm(infn, &W, &H);
if (!img) {
ERROR("Failed to read input image %s", infn);
exit(-1);
}
cairoutils_rgba_to_argb32(img, W, H);
} else if (!justlist) {
// Allocate a black image.
img = calloc(4 * W * H, 1);
if (!img) {
SYSERROR("Failed to allocate a blank image on which to plot!");
exit(-1);
}
}
if (HD && !hdpath) {
logerr("If you specify -D (plot Henry Draper objs), you also have to give -d (path to Henry Draper catalog)\n");
exit(-1);
}
if (!justlist) {
/*
Cairo layers:
-background: surfbg / cairobg
--> gets drawn first, in black, masked by surfshapesmask
-shapes: surfshapes / cairoshapes
--> gets drawn second, masked by surfshapesmask
-foreground/text: surffg / cairo
--> gets drawn last.
*/
surffg = cairo_image_surface_create(CAIRO_FORMAT_ARGB32, W, H);
cairo = cairo_create(surffg);
cairo_set_line_join(cairo, CAIRO_LINE_JOIN_BEVEL);
cairo_set_antialias(cairo, CAIRO_ANTIALIAS_GRAY);
cairo_set_source_rgba(cairo, 1.0, 1.0, 1.0, 1.0);
cairo_scale(cairo, scale, scale);
//cairo_select_font_face(cairo, "helvetica", CAIRO_FONT_SLANT_NORMAL, CAIRO_FONT_WEIGHT_BOLD);
cairo_select_font_face(cairo, "DejaVu Sans Mono Book", CAIRO_FONT_SLANT_NORMAL, CAIRO_FONT_WEIGHT_BOLD);
cairo_set_font_size(cairo, fontsize);
surfshapes = cairo_image_surface_create(CAIRO_FORMAT_ARGB32, W, H);
cairoshapes = cairo_create(surfshapes);
cairo_set_line_join(cairoshapes, CAIRO_LINE_JOIN_BEVEL);
cairo_set_antialias(cairoshapes, CAIRO_ANTIALIAS_GRAY);
cairo_set_source_rgba(cairoshapes, 1.0, 1.0, 1.0, 1.0);
cairo_scale(cairoshapes, scale, scale);
cairo_select_font_face(cairoshapes, "DejaVu Sans Mono Book", CAIRO_FONT_SLANT_NORMAL, CAIRO_FONT_WEIGHT_BOLD);
cairo_set_font_size(cairoshapes, fontsize);
surfshapesmask = cairo_image_surface_create(CAIRO_FORMAT_A8, W, H);
cairoshapesmask = cairo_create(surfshapesmask);
cairo_set_line_join(cairoshapesmask, CAIRO_LINE_JOIN_BEVEL);
cairo_set_antialias(cairoshapesmask, CAIRO_ANTIALIAS_GRAY);
cairo_set_source_rgba(cairoshapesmask, 1.0, 1.0, 1.0, 1.0);
cairo_scale(cairoshapesmask, scale, scale);
cairo_select_font_face(cairoshapesmask, "DejaVu Sans Mono Book", CAIRO_FONT_SLANT_NORMAL, CAIRO_FONT_WEIGHT_BOLD);
cairo_set_font_size(cairoshapesmask, fontsize);
cairo_paint(cairoshapesmask);
cairo_stroke(cairoshapesmask);
surfbg = cairo_image_surface_create(CAIRO_FORMAT_A8, W, H);
cairobg = cairo_create(surfbg);
cairo_set_line_join(cairobg, CAIRO_LINE_JOIN_BEVEL);
cairo_set_antialias(cairobg, CAIRO_ANTIALIAS_GRAY);
cairo_set_source_rgba(cairobg, 0, 0, 0, 1);
cairo_scale(cairobg, scale, scale);
cairo_select_font_face(cairobg, "DejaVu Sans Mono Book", CAIRO_FONT_SLANT_NORMAL, CAIRO_FONT_WEIGHT_BOLD);
cairo_set_font_size(cairobg, fontsize);
cairos->bg = cairobg;
cairos->fg = cairo;
cairos->shapes = cairoshapes;
cairos->shapesmask = cairoshapesmask;
cairos->imgW = (float)W/scale;
cairos->imgH = (float)H/scale;
// }
if (grid) {
double ramin, ramax, decmin, decmax;
double ra, dec;
double rastep = gridspacing / 60.0;
double decstep = gridspacing / 60.0;
// how many line segments
int N = 10;
double px, py;
int i;
cairo_set_source_rgba(cairo, gridcolor[0], gridcolor[1], gridcolor[2], 1.0);
sip_get_radec_bounds(&sip, 100, &ramin, &ramax, &decmin, &decmax);
logverb("Plotting grid lines from RA=%g to %g in steps of %g; Dec=%g to %g in steps of %g\n",
ramin, ramax, rastep, decmin, decmax, decstep);
for (dec = decstep * floor(decmin / decstep); dec<=decmax; dec+=decstep) {
logverb(" dec=%g\n", dec);
for (i=0; i<=N; i++) {
ra = ramin + ((double)i / (double)N) * (ramax - ramin);
if (!sip_radec2pixelxy(&sip, ra, dec, &px, &py))
continue;
// first time, move_to; else line_to
((ra == ramin) ? cairo_move_to : cairo_line_to)(cairo, px, py);
}
cairo_stroke(cairo);
}
for (ra = rastep * floor(ramin / rastep); ra <= ramax; ra += rastep) {
//for (dec=decmin; dec<=decmax; dec += (decmax - decmin)/(double)N) {
logverb(" ra=%g\n", ra);
for (i=0; i<=N; i++) {
dec = decmin + ((double)i / (double)N) * (decmax - decmin);
if (!sip_radec2pixelxy(&sip, ra, dec, &px, &py))
continue;
// first time, move_to; else line_to
((dec == decmin) ? cairo_move_to : cairo_line_to)(cairo, px, py);
}
cairo_stroke(cairo);
}
cairo_set_source_rgba(cairo, 1.0, 1.0, 1.0, 1.0);
}
}
if (constell) {
N = constellations_n();
logverb("Checking %i constellations.\n", N);
for (c=0; c<N; c++) {
const char* shortname = NULL;
const char* longname;
il* lines;
il* uniqstars;
il* inboundstars;
float r,g,b;
int Ninbounds;
int Nunique;
cairo_text_extents_t textents;
double cmass[3];
uniqstars = constellations_get_unique_stars(c);
inboundstars = il_new(16);
Nunique = il_size(uniqstars);
debug("%s: %zu unique stars.\n", shortname, il_size(uniqstars));
// Count the number of unique stars belonging to this contellation
// that are within the image bounds
Ninbounds = 0;
for (i=0; i<il_size(uniqstars); i++) {
int star;
star = il_get(uniqstars, i);
constellations_get_star_radec(star, &ra, &dec);
debug("star %i: ra,dec (%g,%g)\n", il_get(uniqstars, i), ra, dec);
if (!sip_radec2pixelxy(&sip, ra, dec, &px, &py))
continue;
if (px < 0 || py < 0 || px*scale > W || py*scale > H)
continue;
Ninbounds++;
il_append(inboundstars, star);
}
il_free(uniqstars);
debug("%i are in-bounds.\n", Ninbounds);
// Only draw this constellation if at least 2 of its stars
// are within the image bounds.
if (Ninbounds < 2) {
il_free(inboundstars);
continue;
}
// Set the color based on the location of the first in-bounds star.
// This is a hack -- we have two different constellation
// definitions with different numbering schemes!
if (!justlist && (il_size(inboundstars) > 0)) {
// This is helpful for videos: ensuring that the same
// color is chosen for a constellation in each frame.
int star = il_get(inboundstars, 0);
constellations_get_star_radec(star, &ra, &dec);
if (whitetext) {
r = g = b = 1;
} else {
color_for_radec(ra, dec, &r, &g, &b);
}
cairo_set_source_rgba(cairoshapes, r,g,b,0.8);
cairo_set_line_width(cairoshapes, cw);
cairo_set_source_rgba(cairo, r,g,b,0.8);
cairo_set_line_width(cairo, cw);
}
// Draw circles around each star.
// Find center of mass (of the in-bounds stars)
cmass[0] = cmass[1] = cmass[2] = 0.0;
for (i=0; i<il_size(inboundstars); i++) {
double xyz[3];
int star = il_get(inboundstars, i);
constellations_get_star_radec(star, &ra, &dec);
if (!sip_radec2pixelxy(&sip, ra, dec, &px, &py))
continue;
if (px < 0 || py < 0 || px*scale > W || py*scale > H)
continue;
if (!justlist) {
cairo_arc(cairobg, px, py, crad+1.0, 0.0, 2.0*M_PI);
cairo_stroke(cairobg);
cairo_arc(cairoshapes, px, py, crad, 0.0, 2.0*M_PI);
cairo_stroke(cairoshapes);
}
radecdeg2xyzarr(ra, dec, xyz);
cmass[0] += xyz[0];
cmass[1] += xyz[1];
cmass[2] += xyz[2];
}
cmass[0] /= il_size(inboundstars);
cmass[1] /= il_size(inboundstars);
cmass[2] /= il_size(inboundstars);
xyzarr2radecdeg(cmass, &ra, &dec);
il_free(inboundstars);
if (!sip_radec2pixelxy(&sip, ra, dec, &px, &py))
continue;
shortname = constellations_get_shortname(c);
longname = constellations_get_longname(c);
assert(shortname && longname);
logverb("%s at (%g, %g)\n", longname, px, py);
if (Ninbounds == Nunique) {
printf("The constellation %s (%s)\n", longname, shortname);
} else {
printf("Part of the constellation %s (%s)\n", longname, shortname);
}
if (justlist)
continue;
// If the label will be off-screen, move it back on.
cairo_text_extents(cairo, shortname, &textents);
if (px < 0)
px = 0;
if (py < textents.height)
py = textents.height;
if ((px + textents.width)*scale > W)
px = W/scale - textents.width;
if ((py+textents.height)*scale > H)
py = H/scale - textents.height;
logverb("%s at (%g, %g)\n", shortname, px, py);
add_text(cairos, longname, px, py, halign, valign);
// Draw the lines.
cairo_set_line_width(cairo, lw);
lines = constellations_get_lines(c);
for (i=0; i<il_size(lines)/2; i++) {
int star1, star2;
double ra1, dec1, ra2, dec2;
double px1, px2, py1, py2;
double dx, dy;
double dist;
double gapfrac;
star1 = il_get(lines, i*2+0);
star2 = il_get(lines, i*2+1);
constellations_get_star_radec(star1, &ra1, &dec1);
constellations_get_star_radec(star2, &ra2, &dec2);
if (!sip_radec2pixelxy(&sip, ra1, dec1, &px1, &py1) ||
!sip_radec2pixelxy(&sip, ra2, dec2, &px2, &py2))
continue;
dx = px2 - px1;
dy = py2 - py1;
dist = hypot(dx, dy);
gapfrac = endgap / dist;
cairo_move_to(cairoshapes, px1 + dx*gapfrac, py1 + dy*gapfrac);
cairo_line_to(cairoshapes, px1 + dx*(1.0-gapfrac), py1 + dy*(1.0-gapfrac));
cairo_stroke(cairoshapes);
}
il_free(lines);
}
logverb("done constellations.\n");
}
if (bright) {
double dy = 0;
cairo_font_extents_t extents;
pl* brightstars = pl_new(16);
if (!justlist) {
cairo_set_source_rgba(cairoshapes, 0.75, 0.75, 0.75, 0.8);
cairo_font_extents(cairo, &extents);
dy = extents.ascent * 0.5;
cairo_set_line_width(cairoshapes, cw);
}
N = bright_stars_n();
logverb("Checking %i bright stars.\n", N);
for (i=0; i<N; i++) {
const brightstar_t* bs = bright_stars_get(i);
if (!sip_radec2pixelxy(&sip, bs->ra, bs->dec, &px, &py))
continue;
if (px < 0 || py < 0 || px*scale > W || py*scale > H)
continue;
if (!(bs->name && strlen(bs->name)))
continue;
if (common_only && !(bs->common_name && strlen(bs->common_name)))
continue;
if (strcmp(bs->common_name, "Maia") == 0)
continue;
pl_append(brightstars, bs);
}
// keep only the Nbright brightest?
if (Nbright && (pl_size(brightstars) > Nbright)) {
pl_sort(brightstars, sort_by_mag);
pl_remove_index_range(brightstars, Nbright, pl_size(brightstars)-Nbright);
}
for (i=0; i<pl_size(brightstars); i++) {
char* text;
const brightstar_t* bs = pl_get(brightstars, i);
if (!sip_radec2pixelxy(&sip, bs->ra, bs->dec, &px, &py))
continue;
if (bs->common_name && strlen(bs->common_name))
if (print_common_only || common_only)
text = strdup(bs->common_name);
else
asprintf_safe(&text, "%s (%s)", bs->common_name, bs->name);
else
text = strdup(bs->name);
logverb("%s at (%g, %g)\n", text, px, py);
if (json) {
sl* names = sl_new(4);
char* namearr;
if (bs->common_name && strlen(bs->common_name))
sl_append(names, bs->common_name);
if (bs->name)
sl_append(names, bs->name);
namearr = sl_join(names, "\", \"");
sl_appendf(json,
"{ \"type\" : \"star\", "
" \"pixelx\": %g, "
" \"pixely\": %g, "
" \"name\" : \"%s\", "
" \"names\" : [ \"%s\" ] } "
, px, py,
(bs->common_name && strlen(bs->common_name)) ? bs->common_name : bs->name,
namearr);
free(namearr);
sl_free2(names);
}
if (bs->common_name && strlen(bs->common_name))
printf("The star %s (%s)\n", bs->common_name, bs->name);
else
printf("The star %s\n", bs->name);
if (!justlist) {
float r,g,b;
// set color based on RA,Dec to match constellations above.
if (whitetext) {
r = g = b = 1;
} else {
color_for_radec(bs->ra, bs->dec, &r, &g, &b);
}
cairo_set_source_rgba(cairoshapes, r,g,b,0.8);
cairo_set_source_rgba(cairo, r,g,b, 0.8);
}
if (!justlist)
add_text(cairos, text, px + label_offset, py + dy,
halign, valign);
free(text);
if (!justlist) {
// plot a black circle behind the light circle...
cairo_arc(cairobg, px, py, crad+1.0, 0.0, 2.0*M_PI);
cairo_stroke(cairobg);
cairo_arc(cairoshapes, px, py, crad, 0.0, 2.0*M_PI);
cairo_stroke(cairoshapes);
}
}
pl_free(brightstars);
}
if (NGC) {
double imscale;
double imsize;
double dy = 0;
cairo_font_extents_t extents;
if (!justlist) {
cairo_set_source_rgb(cairoshapes, 1.0, 1.0, 1.0);
cairo_set_source_rgb(cairo, 1.0, 1.0, 1.0);
cairo_set_line_width(cairo, nw);
cairo_font_extents(cairo, &extents);
dy = extents.ascent * 0.5;
}
// arcsec/pixel
imscale = sip_pixel_scale(&sip);
// arcmin
imsize = imscale * (imin(W, H) / scale) / 60.0;
N = ngc_num_entries();
logverb("Checking %i NGC/IC objects.\n", N);
for (i=0; i<N; i++) {
ngc_entry* ngc = ngc_get_entry(i);
sl* str;
sl* names;
double pixsize;
float ara, adec;
char* text;
if (!ngc)
break;
if (ngc->size < imsize * ngc_fraction)
continue;
if (ngcic_accurate_get_radec(ngc->is_ngc, ngc->id, &ara, &adec) == 0) {
ngc->ra = ara;
ngc->dec = adec;
}
if (!sip_radec2pixelxy(&sip, ngc->ra, ngc->dec, &px, &py))
continue;
if (px < 0 || py < 0 || px*scale > W || py*scale > H)
continue;
str = sl_new(4);
//sl_appendf(str, "%s %i", (ngc->is_ngc ? "NGC" : "IC"), ngc->id);
names = ngc_get_names(ngc, NULL);
if (names) {
int n;
for (n=0; n<sl_size(names); n++) {
if (only_messier && strncmp(sl_get(names, n), "M ", 2))
continue;
sl_append(str, sl_get(names, n));
}
}
sl_free2(names);
text = sl_implode(str, " / ");
printf("%s\n", text);
pixsize = ngc->size * 60.0 / imscale;
if (!justlist) {
// black circle behind the white one...
cairo_arc(cairobg, px, py, pixsize/2.0+1.0, 0.0, 2.0*M_PI);
cairo_stroke(cairobg);
cairo_move_to(cairoshapes, px + pixsize/2.0, py);
cairo_arc(cairoshapes, px, py, pixsize/2.0, 0.0, 2.0*M_PI);
debug("size: %f arcsec, pixsize: %f pixels\n", ngc->size, pixsize);
cairo_stroke(cairoshapes);
add_text(cairos, text, px + label_offset, py + dy,
halign, valign);
}
if (json) {
char* namelist = sl_implode(str, "\", \"");
sl_appendf(json,
"{ \"type\" : \"ngc\", "
" \"names\" : [ \"%s\" ], "
" \"pixelx\" : %g, "
" \"pixely\" : %g, "
" \"radius\" : %g }"
, namelist, px, py, pixsize/2.0);
free(namelist);
}
free(text);
sl_free2(str);
}
}
if (HD) {
double rac, decc, ra2, dec2;
double arcsec;
hd_catalog_t* hdcat;
bl* hdlist;
int i;
if (!justlist)
cairo_set_source_rgb(cairo, 1.0, 1.0, 1.0);
logverb("Reading HD catalog: %s\n", hdpath);
hdcat = henry_draper_open(hdpath);
if (!hdcat) {
ERROR("Failed to open HD catalog");
exit(-1);
}
logverb("Got %i HD stars\n", henry_draper_n(hdcat));
sip_pixelxy2radec(&sip, W/(2.0*scale), H/(2.0*scale), &rac, &decc);
sip_pixelxy2radec(&sip, 0.0, 0.0, &ra2, &dec2);
arcsec = arcsec_between_radecdeg(rac, decc, ra2, dec2);
// Fudge
arcsec *= 1.1;
hdlist = henry_draper_get(hdcat, rac, decc, arcsec);
logverb("Found %zu HD stars within range (%g arcsec of RA,Dec %g,%g)\n", bl_size(hdlist), arcsec, rac, decc);
for (i=0; i<bl_size(hdlist); i++) {
double px, py;
char* txt;
hd_entry_t* hd = bl_access(hdlist, i);
if (!sip_radec2pixelxy(&sip, hd->ra, hd->dec, &px, &py)) {
continue;
}
if (px < 0 || py < 0 || px*scale > W || py*scale > H) {
logverb(" HD %i at RA,Dec (%g, %g) -> pixel (%.1f, %.1f) is out of bounds\n",
hd->hd, hd->ra, hd->dec, px, py);
continue;
}
asprintf_safe(&txt, "HD %i", hd->hd);
if (!justlist) {
cairo_text_extents_t textents;
cairo_text_extents(cairo, txt, &textents);
cairo_arc(cairobg, px, py, crad+1.0, 0.0, 2.0*M_PI);
cairo_stroke(cairobg);
cairo_arc(cairoshapes, px, py, crad, 0.0, 2.0*M_PI);
cairo_stroke(cairoshapes);
px -= (textents.width * 0.5);
py -= (crad + 4.0);
add_text(cairos, txt, px, py, halign, valign);
}
if (json)
sl_appendf(json,
"{ \"type\" : \"hd\","
" \"pixelx\": %g, "
" \"pixely\": %g, "
" \"name\" : \"HD %i\" }"
, px, py, hd->hd);
printf("%s\n", txt);
free(txt);
}
bl_free(hdlist);
henry_draper_close(hdcat);
}
if (json) {
FILE* fout = stderr;
char* annstr = sl_implode(json, ",\n");
fprintf(fout, "{ \n");
fprintf(fout, " \"status\": \"solved\",\n");
fprintf(fout, " \"git-revision\": %s,\n", AN_GIT_REVISION);
fprintf(fout, " \"git-date\": \"%s\",\n", AN_GIT_DATE);
fprintf(fout, " \"annotations\": [\n%s\n]\n", annstr);
fprintf(fout, "}\n");
free(annstr);
}
sl_free2(json);
json = NULL;
if (justlist)
return 0;
target = cairo_image_surface_create_for_data(img, CAIRO_FORMAT_ARGB32, W, H, W*4);
cairot = cairo_create(target);
cairo_set_source_rgba(cairot, 0, 0, 0, 1);
// Here's where you set the background surface's properties...
cairo_set_source_surface(cairot, surfbg, 0, 0);
cairo_mask_surface(cairot, surfshapesmask, 0, 0);
cairo_stroke(cairot);
// Add on the shapes.
cairo_set_source_surface(cairot, surfshapes, 0, 0);
//cairo_mask_surface(cairot, surfshapes, 0, 0);
cairo_mask_surface(cairot, surfshapesmask, 0, 0);
cairo_stroke(cairot);
// Add on the foreground.
cairo_set_source_surface(cairot, surffg, 0, 0);
cairo_mask_surface(cairot, surffg, 0, 0);
cairo_stroke(cairot);
// Convert image for output...
cairoutils_argb32_to_rgba(img, W, H);
if (pngformat) {
if (cairoutils_write_png(outfn, img, W, H)) {
ERROR("Failed to write PNG");
exit(-1);
}
} else {
if (cairoutils_write_ppm(outfn, img, W, H)) {
ERROR("Failed to write PPM");
exit(-1);
}
}
cairo_surface_destroy(target);
cairo_surface_destroy(surfshapesmask);
cairo_surface_destroy(surffg);
cairo_surface_destroy(surfbg);
cairo_surface_destroy(surfshapes);
cairo_destroy(cairo);
cairo_destroy(cairot);
cairo_destroy(cairobg);
cairo_destroy(cairoshapes);
cairo_destroy(cairoshapesmask);
free(img);
return 0;
}
int main(int argc, char **argv) {
int argchar;
double ra=HUGE_VAL, dec=HUGE_VAL, radius=HUGE_VAL;
int loglvl = LOG_MSG;
char** myargs;
int nmyargs;
int i;
char* outfn = NULL;
fitstable_t* table = NULL;
while ((argchar = getopt (argc, argv, OPTIONS)) != -1)
switch (argchar) {
case 'o':
outfn = optarg;
break;
case 'r':
ra = atof(optarg);
break;
case 'd':
dec = atof(optarg);
break;
case 'R':
radius = atof(optarg);
break;
case 'v':
loglvl++;
break;
case '?':
fprintf(stderr, "Unknown option `-%c'.\n", optopt);
case 'h':
default:
printHelp(argv[0]);
return -1;
}
log_init(loglvl);
nmyargs = argc - optind;
myargs = argv + optind;
if (nmyargs < 1) {
printHelp(argv[0]);
exit(-1);
}
if (ra == HUGE_VAL || dec == HUGE_VAL || radius == HUGE_VAL) {
printHelp(argv[0]);
exit(-1);
}
if (outfn) {
table = fitstable_open_for_writing(outfn);
if (!table) {
ERROR("Failed to open output table");
exit(-1);
}
if (fitstable_write_primary_header(table)) {
ERROR("Failed to write primary header of output table");
exit(-1);
}
}
for (i=0; i<nmyargs; i++) {
char* indexfn = myargs[i];
index_t index;
sl* cols;
int* inds;
double* radecs;
int N;
int j;
fitstable_t* tagtable = NULL;
logmsg("Reading index \"%s\"...\n", indexfn);
if (!index_load(indexfn, 0, &index)) {
ERROR("Failed to read index \"%s\"", indexfn);
continue;
}
logmsg("Index %s: id %i, healpix %i (nside %i), %i stars, %i quads, dimquads=%i, scales %g to %g arcmin.\n",
index.indexname, index.indexid, index.healpix, index.hpnside,
index.nstars, index.nquads, index.dimquads,
arcsec2arcmin(index.index_scale_lower),
arcsec2arcmin(index.index_scale_upper));
cols = startree_get_tagalong_column_names(index.starkd, NULL);
{
char* colstr = sl_join(cols, ", ");
logmsg("Tag-along columns: %s\n", colstr);
free(colstr);
}
logmsg("Searching for stars around RA,Dec (%g, %g), radius %g deg.\n",
ra, dec, radius);
startree_search_for_radec(index.starkd, ra, dec, radius,
NULL, &radecs, &inds, &N);
logmsg("Found %i stars\n", N);
if (table) {
int tagsize;
int rowsize;
char* rowbuf = NULL;
if (i > 0) {
fitstable_next_extension(table);
fitstable_clear_table(table);
}
tagtable = startree_get_tagalong(index.starkd);
if (tagtable) {
fitstable_add_fits_columns_as_struct(tagtable);
logverb("Input tag-along table:\n");
if (log_get_level() >= LOG_VERB)
fitstable_print_columns(tagtable);
fitstable_copy_columns(tagtable, table);
}
tagsize = fitstable_get_struct_size(table);
debug("tagsize=%i\n", tagsize);
// Add RA,Dec at the end of the row...
fitstable_add_write_column_struct(table, fitscolumn_double_type(), 1, tagsize, fitscolumn_double_type(), "RA", "degrees");
fitstable_add_write_column_struct(table, fitscolumn_double_type(), 1, tagsize + sizeof(double), fitscolumn_double_type(), "DEC", "degrees");
rowsize = fitstable_get_struct_size(table);
assert(rowsize == tagsize + 2*sizeof(double));
debug("rowsize=%i\n", rowsize);
rowbuf = malloc(rowsize);
logverb("Output table:\n");
if (log_get_level() >= LOG_VERB)
fitstable_print_columns(table);
if (fitstable_write_header(table)) {
ERROR("Failed to write header of output table");
exit(-1);
}
for (j=0; j<N; j++) {
if (tagtable) {
if (fitstable_read_struct(tagtable, inds[j], rowbuf)) {
ERROR("Failed to read row %i of tag-along table", inds[j]);
exit(-1);
}
}
// Add RA,Dec to end of struct...
memcpy(rowbuf + tagsize, radecs+2*j+0, sizeof(double));
memcpy(rowbuf + tagsize + sizeof(double), radecs+2*j+1, sizeof(double));
if (fitstable_write_struct(table, rowbuf)) {
ERROR("Failed to write row %i of output", j);
exit(-1);
}
}
free(rowbuf);
if (fitstable_fix_header(table)) {
ERROR("Failed to fix header of output table");
exit(-1);
}
}
sl_free2(cols);
free(radecs);
free(inds);
index_close(&index);
}
if (table) {
if (fitstable_close(table)) {
ERROR("Failed to close output table");
exit(-1);
}
}
return 0;
}
char* sl_implode(sl* list, const char* join) {
return sl_join(list, join);
}
