/usr/include/libnova/rise_set.h is in libnova-dev 0.14.0-2.1.
This file is owned by root:root, with mode 0o644.
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* This library is free software; you can redistribute it and/or
* modify it under the terms of the GNU Lesser General Public
* License as published by the Free Software Foundation; either
* version 2 of the License, or (at your option) any later version.
*
* This library is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
* Lesser General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program; if not, write to the Free Software
* Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
*
* Copyright (C) 2000 - 2005 Liam Girdwood
*/
#ifndef _LN_RISE_SET_H
#define _LN_RISE_SET_H
#include <libnova/ln_types.h>
#define LN_STAR_STANDART_HORIZON -0.5667
#ifdef __cplusplus
extern "C" {
#endif
/*! \defgroup rst Rise, Set, Transit
*
* Functions relating to an objects rise, set and transit
*
* All angles are expressed in degrees.
*/
/*! \fn int ln_get_object_rst (double JD, struct ln_lnlat_posn * observer, struct ln_equ_posn * object,struct ln_rst_time * rst);
* \brief Calculate the time of rise, set and transit for an object not orbiting the Sun.
* \ingroup rst
*/
int LIBNOVA_EXPORT ln_get_object_rst (double JD, struct ln_lnlat_posn * observer, struct ln_equ_posn * object, struct ln_rst_time * rst);
/*! \fn int ln_get_object_rst_horizon (double JD, struct ln_lnlat_posn * observer, struct ln_equ_posn * object, long double horizon, struct ln_rst_time * rst);
* \brief Calculate the time of rise, set and transit above local horizon for
* an object not orbiting the Sun.
*
*/
int LIBNOVA_EXPORT ln_get_object_rst_horizon (double JD, struct ln_lnlat_posn * observer,
struct ln_equ_posn * object, long double horizon, struct ln_rst_time * rst);
/*! \fn int ln_get_object_next_rst (double JD, struct ln_lnlat_posn * observer, struct ln_equ_posn * object, struct ln_rst_time * rst);
* \brief Calculate the time of next rise, set and transit for an object not orbiting the Sun.
* E.g. it's sure, that rise, set and transit will be in <JD, JD+1> range.
* This function is not too precise, it's good to get general idea when object will rise.
* \ingroup rst
*/
int LIBNOVA_EXPORT ln_get_object_next_rst (double JD, struct ln_lnlat_posn * observer, struct ln_equ_posn * object, struct ln_rst_time * rst);
/*! \fn int ln_get_object_next_rst_horizon (double JD, struct ln_lnlat_posn * observer, struct ln_equ_posn * object, double horizon, struct ln_rst_time * rst);
* \brief Calculate the time of next rise, set and transit for an object not orbiting the Sun.
* E.g. it's sure, that rise, set and transit will be in <JD, JD+1> range.
* \ingroup rst
*/
int LIBNOVA_EXPORT ln_get_object_next_rst_horizon (double JD, struct ln_lnlat_posn * observer, struct ln_equ_posn * object,
double horizon, struct ln_rst_time * rst);
/*! \fn int ln_get_body_rst_horizon (double JD, struct ln_lnlat_posn * observer, void (*get_equ_body_coords) (double, struct ln_equ_posn *), double horizon, struct ln_rst_time *rst);
* \brief Calculate the time of rise, set and transit for an object a body, usually Sun, a planet or Moon.
* \ingroup rst
*/
int LIBNOVA_EXPORT ln_get_body_rst_horizon (double JD, struct ln_lnlat_posn * observer, void (*get_equ_body_coords) (double, struct ln_equ_posn *), double horizon, struct ln_rst_time * rst);
/*! \fn int ln_get_body_next_rst_horizon (double JD, struct ln_lnlat_posn * observer, void (*get_equ_body_coords) (double, struct ln_equ_posn *), double horizon, struct ln_rst_time *rst);
* \brief Calculate the time of next rise, set and transit for an object a body, usually Sun, a planet or Moon.
* E.g. it's sure, that rise, set and transit will be in <JD, JD+1> range.
* \ingroup rst
*/
int LIBNOVA_EXPORT ln_get_body_next_rst_horizon (double JD, struct ln_lnlat_posn * observer, void (*get_equ_body_coords) (double, struct ln_equ_posn *), double horizon, struct ln_rst_time * rst);
/*! \fn int ln_get_body_next_rst_horizon_future (double JD, struct ln_lnlat_posn * observer, void (*get_equ_body_coords) (double, struct ln_equ_posn *), double horizon, int day_limit, struct ln_rst_time *rst);
* \brief Calculate the time of next rise, set and transit for an object a body, usually Sun, a planet or Moon.
* E.g. it's sure, that rise, set and transit will be in <JD, JD+day_limit> range.
* \ingroup rst
*/
int LIBNOVA_EXPORT ln_get_body_next_rst_horizon_future (double JD, struct ln_lnlat_posn * observer, void (*get_equ_body_coords) (double, struct ln_equ_posn *), double horizon, int day_limit, struct ln_rst_time * rst);
typedef void (*get_motion_body_coords_t) (double, void * orbit, struct ln_equ_posn *);
/*! \fn int ln_get_motion_body_rst_horizon (double JD, struct ln_lnlat_posn * observer, get_motion_body_coords_t get_motion_body_coords, double horizon, struct ln_rst_time *rst);
* \brief Calculate the time of rise, set and transit for an object a body on elliptic, parabolic or hyperbolic orbit.
* \ingroup rst
*/
int LIBNOVA_EXPORT ln_get_motion_body_rst_horizon (double JD, struct ln_lnlat_posn * observer, get_motion_body_coords_t get_motion_body_coords, void * orbit, double horizon, struct ln_rst_time * rst);
/*! \fn int ln_get_motion_body_next_rst_horizon (double JD, struct ln_lnlat_posn * observer, get_motion_body_coords_t get_motion_body_coords, double horizon, struct ln_rst_time *rst);
* \brief Calculate the time of next rise, set and transit for an object a body on elliptic, parabolic or hyperbolic orbit.
* E.g. it's sure, that rise, set and transit will be in <JD, JD+1> range.
* \ingroup rst
*/
int LIBNOVA_EXPORT ln_get_motion_body_next_rst_horizon (double JD, struct ln_lnlat_posn * observer, get_motion_body_coords_t get_motion_body_coords, void * orbit, double horizon, struct ln_rst_time * rst);
/*! \fn int ln_get_motion_body_next_rst_horizon_future (double JD, struct ln_lnlat_posn * observer, get_motion_body_coords_t get_motion_body_coords, double horizon, int day_limit, struct ln_rst_time *rst);
* \brief Calculate the time of next rise, set and transit for an object a body on elliptic, parabolic or hyperbolic orbit.
* E.g. it's sure, that rise, set and transit will be in <JD, JD+day_limit> range.
* \ingroup rst
*/
int LIBNOVA_EXPORT ln_get_motion_body_next_rst_horizon_future (double JD, struct ln_lnlat_posn * observer, get_motion_body_coords_t get_motion_body_coords, void * orbit, double horizon, int day_limit, struct ln_rst_time * rst);
#ifdef __cplusplus
};
#endif
#endif
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