/usr/include/libnova/transform.h is in libnova-dev 0.12.2-0ubuntu2.
This file is owned by root:root, with mode 0o644.
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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 63 64 65 66 67 68 69 70 71 72 73 74 75 76 77 78 79 80 81 82 83 84 85 86 87 88 89 90 91 92 93 94 95 96 97 98 99 100 101 102 103 104 105 106 107 108 109 110 111 112 113 114 | /*
* 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_TRANSFORM_H
#define _LN_TRANSFORM_H
#include <libnova/ln_types.h>
#ifdef __cplusplus
extern "C" {
#endif
/*! \defgroup transform Transformation of Coordinates
*
* Transformations from one coordinate system to another.
*/
/*! \fn void ln_get_hrz_from_equ (struct ln_equ_posn * object, struct ln_lnlat_posn * observer, double JD, struct ln_hrz_posn *position);
* \brief Calculate horizontal coordinates from equatorial coordinates
* \ingroup transform
*/
/* Use get_mean_sidereal_time, get_hrz_from_equ_siderealtime */
void ln_get_hrz_from_equ (struct ln_equ_posn * object, struct ln_lnlat_posn * observer, double JD, struct ln_hrz_posn *position);
/*! \fn void ln_get_hrz_from_equ_sidereal_time (struct ln_equ_posn * object, struct ln_lnlat_posn * observer, double sidereal_time, struct ln_hrz_posn *position);
* \brief Calculate horizontal coordinates from equatorial coordinates,
* using mean sidereal time.
* \ingroup transform
*/
/* Equ 12.5,12.6 pg 88 */
void ln_get_hrz_from_equ_sidereal_time (struct ln_equ_posn * object, struct ln_lnlat_posn * observer, double sidereal, struct ln_hrz_posn *position);
/*! \fn void ln_get_equ_from_ecl (struct ln_lnlat_posn * object, double JD, struct ln_equ_posn * position);
* \brief Calculate equatorial coordinates from ecliptical coordinates
* \ingroup transform
*/
/* Equ 12.3, 12.4 pg 89 */
void ln_get_equ_from_ecl (struct ln_lnlat_posn * object, double JD, struct ln_equ_posn * position);
/*! \fn void ln_get_ecl_from_equ (struct ln_equ_posn * object, double JD, struct ln_lnlat_posn * position);
* \brief Calculate ecliptical cordinates from equatorial coordinates
* \ingroup transform
*/
/* Equ 12.1, 12.2 Pg 88 */
void ln_get_ecl_from_equ (struct ln_equ_posn * object, double JD, struct ln_lnlat_posn * position);
/*! \fn void ln_get_equ_from_hrz (struct ln_hrz_posn *object, struct ln_lnlat_posn * observer, double JD, struct ln_equ_posn * position);
* \brief Calculate equatorial coordinates from horizontal coordinates
* \ingroup transform
*/
/* Pg 89 */
void ln_get_equ_from_hrz (struct ln_hrz_posn *object, struct ln_lnlat_posn * observer, double JD, struct ln_equ_posn * position);
/*! \fn void ln_get_rect_from_helio (struct ln_helio_posn *object, struct ln_rect_posn * position);
* \brief Calculate geocentric coordinates from heliocentric coordinates
* \ingroup transform
*/
/* Pg ?? */
void ln_get_rect_from_helio (struct ln_helio_posn *object, struct ln_rect_posn * position);
/*! \fn void ln_get_ecl_from_rect (struct ln_rect_posn * rect, struct ln_lnlat_posn * posn)
* \ingroup transform
* \brief Transform an objects rectangular coordinates into ecliptical coordinates.
*/
/* Equ 33.2
*/
void ln_get_ecl_from_rect (struct ln_rect_posn * rect, struct ln_lnlat_posn * posn);
/*! \fn void ln_get_equ_from_gal (struct ln_gal_posn *gal, struct ln_equ_posn *equ)
* \ingroup transform
* \brief Transform an object galactic coordinates into equatorial coordinates.
*/
/* Pg 94 */
void ln_get_equ_from_gal (struct ln_gal_posn *gal, struct ln_equ_posn *equ);
/*! \fn void ln_get_equ2000_from_gal (struct ln_gal_posn *gal, struct ln_equ_posn *equ)
* \ingroup transform
* \brief Transform an object galactic coordinate into J2000 equatorial coordinates.
*/
void ln_get_equ2000_from_gal (struct ln_gal_posn *gal, struct ln_equ_posn *equ);
/*! \fn void ln_get_gal_from_equ (struct ln_equ_posn *equ, struct ln_gal_posn *gal)
* \ingroup transform
* \brief Transform an object equatorial coordinates into galactic coordinates.
*/
/* Pg 94 */
void ln_get_gal_from_equ (struct ln_equ_posn *equ, struct ln_gal_posn *gal);
/*! \fn void ln_get_gal_from_equ2000 (struct ln_equ_posn *equ, struct ln_gal_posn *gal)
* \ingroup transform
* \brief Transform an object J2000 equatorial coordinates into galactic coordinates.
*/
void ln_get_gal_from_equ2000 (struct ln_equ_posn *equ, struct ln_gal_posn *gal);
#ifdef __cplusplus
};
#endif
#endif
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