libnova v 0.15.0

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airmass.h
1 /*
2 * This library is free software; you can redistribute it and/or
3 * modify it under the terms of the GNU Lesser General Public
4 * License as published by the Free Software Foundation; either
5 * version 2 of the License, or (at your option) any later version.
6 *
7 * This library is distributed in the hope that it will be useful,
8 * but WITHOUT ANY WARRANTY; without even the implied warranty of
9 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
10 * Lesser General Public License for more details.
11 *
12 * You should have received a copy of the GNU General Public License
13 * along with this program; if not, write to the Free Software
14 * Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
15 *
16 * Copyright (C) 2000 - 2005 Petr Kubanek
17 * Copyright (C) 2011 Petr Kubanek, Institute of Physics <kubanek@fzu.cz>
18 */
19
20 #ifndef _LN_AIRMASS_H
21 #define _LN_AIRMASS_H
22
23 #include <libnova/ln_types.h>
24
25 #ifdef __cplusplus
26 extern "C" {
27 #endif
28
33 double LIBNOVA_EXPORT ln_get_airmass (double alt, double airmass_scale);
34
39 double LIBNOVA_EXPORT ln_get_alt_from_airmass (double X, double airmass_scale);
40
41 #ifdef __cplusplus
42 };
43 #endif
44
45 #endif