This file is indexed.

/usr/include/astrometry/plotgrid.h is in libastrometry-dev 0.67+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
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
/*
# This file is part of the Astrometry.net suite.
# Licensed under a 3-clause BSD style license - see LICENSE
*/
#ifndef PLOTGRID_H
#define PLOTGRID_H

#include "astrometry/plotstuff.h"

struct plotgrid_args {
	anbool dolabel;

	double rastep;
	double decstep;

	double ralabelstep;
	double declabelstep;

	int ralabeldir;
	int declabeldir;

	// Range of values to plot; default (0) is to choose sensible limits
	double ralo;
	double rahi;
	double declo;
	double dechi;

	// these strings are owned by the plotgrid object (will be free()d)
	char* raformat;
	char* decformat;
};
typedef struct plotgrid_args plotgrid_t;

plotgrid_t* plot_grid_get(plot_args_t* pargs);

void* plot_grid_init(plot_args_t* args);

int plot_grid_set_formats(plotgrid_t* grid, const char* raformat, const char* decformat);

int plot_grid_command(const char* command, const char* cmdargs,
					plot_args_t* args, void* baton);

int plot_grid_plot(const char* command, cairo_t* cr,
					plot_args_t* args, void* baton);

void plot_grid_free(plot_args_t* args, void* baton);

#define DIRECTION_DEFAULT 0
#define DIRECTION_POS     1
#define DIRECTION_NEG     2
#define DIRECTION_POSNEG  3
#define DIRECTION_NEGPOS  4

void plot_grid_add_label(plot_args_t* pargs, double ra, double dec,
						 double lval, const char* format);

int plot_grid_find_ra_label_location(plot_args_t* pargs, double ra, double cdec, double decmin, double decmax, int dirn, double* pdec);
int plot_grid_find_dec_label_location(plot_args_t* pargs, double dec, double cra, double ramin, double ramax, int dirn, double* pra);

DECLARE_PLOTTER(grid);

#endif