/*
* 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
*/
/* taken from table 21.A pg 133 */
#ifndef _LN_NUTATION_H
#define _LN_NUTATION_H
#include <libnova/ln_types.h>
#ifdef __cplusplus
extern "C" {
#endif
/*! \defgroup nutation Nutation
*
* Nutation is a period oscillation of the Earths rotational axis around it's
* mean position.
*
* All angles are expressed in degrees.
*/
/*! \fn void ln_get_nutation (double JD, struct ln_nutation * nutation);
* \ingroup nutation
* \brief Calculate nutation.
*/
void LIBNOVA_EXPORT ln_get_nutation (double JD, struct ln_nutation * nutation);
#ifdef __cplusplus
};
#endif
#endif