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/*
# This file is part of the Astrometry.net suite.
# Licensed under a 3-clause BSD style license - see LICENSE
*/
#include <unistd.h>
#include <stdlib.h>
#include <stdio.h>
#include <math.h>
#include <string.h>
#include "startree.h"
#include "fitstable.h"
#include "boilerplate.h"
#include "errors.h"
#include "log.h"
#include "fitsioutils.h"
const char* OPTIONS = "hvL:d:t:bsSci:o:R:D:PTkn:";
void printHelp(char* progname) {
BOILERPLATE_HELP_HEADER(stdout);
printf("\nUsage: %s\n"
" -i <input-fits-catalog-name>\n"
" -o <output-star-kdtree-name>\n"
" [-R <ra-column-name>]: name of RA in FITS table (default RA)\n"
" [-D <dec-column-name>]: name of DEC in FITS table (default DEC)\n"
" [-b]: build bounding boxes (default: splitting planes)\n"
" [-L Nleaf]: number of points in a kdtree leaf node (default 25)\n"
" [-t <tree type>]: {double,float,u32,u16}, default u32.\n"
" [-d <data type>]: {double,float,u32,u16}, default u32.\n"
" [-S]: include separate splitdim array\n"
" [-c]: run kdtree_check on the resulting tree\n"
" [-P]: unpermute tree + tag-along data\n"
" [-T]: write tag-along table as first extension HDU\n"
" [-k]: keep RA,Dec columns in tag-along table\n"
" [-n <name>]: kd-tree name (default \"stars\")\n"
" [-v]: +verbose\n"
"\n", progname);
}
int main(int argc, char *argv[]) {
int argidx, argchar;
startree_t* starkd;
fitstable_t* cat;
fitstable_t* tag;
int Nleaf = 0;
char* skdtfn = NULL;
char* catfn = NULL;
char* progname = argv[0];
char* racol = NULL;
char* deccol = NULL;
int loglvl = LOG_MSG;
char* treename = NULL;
int datatype = 0;
int treetype = 0;
int buildopts = 0;
anbool checktree = FALSE;
anbool unpermute = FALSE;
anbool remove_radec = TRUE;
u32* perm = NULL;
anbool tagalong_first = FALSE;
if (argc <= 2) {
printHelp(progname);
return 0;
}
while ((argchar = getopt (argc, argv, OPTIONS)) != -1)
switch (argchar) {
case 'T':
tagalong_first = TRUE;
break;
case 'n':
treename = optarg;
break;
case 'k':
remove_radec = FALSE;
break;
case 'P':
unpermute = TRUE;
break;
case 'R':
racol = optarg;
break;
case 'D':
deccol = optarg;
break;
case 'c':
checktree = TRUE;
break;
case 'L':
Nleaf = (int)strtoul(optarg, NULL, 0);
break;
case 'i':
catfn = optarg;
break;
case 'o':
skdtfn = optarg;
break;
case 't':
treetype = kdtree_kdtype_parse_tree_string(optarg);
break;
case 'd':
datatype = kdtree_kdtype_parse_data_string(optarg);
break;
case 'b':
buildopts |= KD_BUILD_BBOX;
break;
case 's':
buildopts |= KD_BUILD_SPLIT;
break;
case 'S':
buildopts |= KD_BUILD_SPLITDIM;
break;
case 'v':
loglvl++;
break;
case '?':
fprintf(stderr, "Unknown option `-%c'.\n", optopt);
case 'h':
printHelp(progname);
return 0;
default:
return -1;
}
if (optind < argc) {
for (argidx = optind; argidx < argc; argidx++)
fprintf (stderr, "Non-option argument %s\n", argv[argidx]);
printHelp(progname);
exit(-1);
}
if (!(catfn && skdtfn)) {
printHelp(progname);
exit(-1);
}
log_init(loglvl);
fits_use_error_system();
logmsg("Building star kdtree: reading %s, writing to %s\n", catfn, skdtfn);
logverb("Reading star catalogue...");
cat = fitstable_open(catfn);
if (!cat) {
ERROR("Couldn't read catalog");
exit(-1);
}
logmsg("Got %i stars\n", fitstable_nrows(cat));
starkd = startree_build(cat, racol, deccol, datatype, treetype,
buildopts, Nleaf, argv, argc);
if (!starkd) {
ERROR("Failed to create star kdtree");
exit(-1);
}
if (checktree) {
logverb("Checking tree...\n");
if (kdtree_check(starkd->tree)) {
ERROR("kdtree_check failed!");
exit(-1);
}
}
if (treename) {
free(starkd->tree->name);
starkd->tree->name = strdup(treename);
}
if (unpermute) {
perm = starkd->tree->perm;
starkd->tree->perm = NULL;
}
if (tagalong_first) {
logmsg("Writing tag-along data...\n");
tag = fitstable_open_for_writing(skdtfn);
if (fitstable_write_primary_header(tag)) {
ERROR("Failed to write primary header");
exit(-1);
}
if (startree_write_tagalong_table(cat, tag, racol, deccol,
(int*)perm, remove_radec)) {
ERROR("Failed to write tag-along table");
exit(-1);
}
if (fitstable_close(tag)) {
ERROR("Failed to close tag-along data");
exit(-1);
}
// Append kd-tree
logverb("Appending kd-tree structure...\n");
FILE* fid = fopen(skdtfn, "r+b");
if (!fid) {
SYSERROR("Failed to open startree output file to append kd-tree: %s", skdtfn);
exit(-1);
}
if (fseeko(fid, 0, SEEK_END)) {
SYSERROR("Failed to seek to the end of the startree file to append kd-tree: %s", skdtfn);
exit(-1);
}
off_t off = ftello(fid);
printf("Offset to write starkd: %lu\n", (unsigned long)off);
if (startree_append_to(starkd, fid)) {
ERROR("Failed to append star kdtree");
exit(-1);
}
startree_close(starkd);
if (fclose(fid)) {
SYSERROR("Failed to close star kdtree file after appending tree\n");
exit(-1);
}
} else {
if (startree_write_to_file(starkd, skdtfn)) {
ERROR("Failed to write star kdtree");
exit(-1);
}
startree_close(starkd);
// Append tag-along table.
logmsg("Writing tag-along data...\n");
tag = fitstable_open_for_appending(skdtfn);
if (startree_write_tagalong_table(cat, tag, racol, deccol,
(int*)perm, remove_radec)) {
ERROR("Failed to write tag-along table");
exit(-1);
}
if (fitstable_close(tag)) {
ERROR("Failed to close tag-along data");
exit(-1);
}
}
fitstable_close(cat);
return 0;
}
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