/usr/include/astrometry/dualtree_rangesearch.h is in libastrometry-dev 0.70+dfsg-1.
This file is owned by root:root, with mode 0o644.
The actual contents of the file can be viewed below.
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 | /*
# This file is part of the Astrometry.net suite.
# Licensed under a 3-clause BSD style license - see LICENSE
*/
#ifndef DUALTREE_RANGE_SEARCH_H
#define DUALTREE_RANGE_SEARCH_H
extern double RANGESEARCH_NO_LIMIT;
#include "astrometry/kdtree.h"
// note, 'xind' and 'yind' are indices IN THE KDTREE; to get back to
// 'normal' ordering you must use the kdtree permutation vector.
typedef void (*result_callback)(void* extra, int xind, int yind,
double dist2);
typedef void (*progress_callback)(void* extra, int ydone);
typedef double (*dist2_function)(void* px, void* py, int D);
void dualtree_rangesearch(kdtree_t* xtree, kdtree_t* ytree,
double mindist, double maxdist,
int notself,
dist2_function distsquared,
result_callback callback,
void* param,
progress_callback progress,
void* progress_param);
/*
void dualtree_rangecount(kdtree_t* x, kdtree_t* y,
double mindist, double maxdist,
dist2_function distsquared,
int* counts);
*/
#endif
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