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time.Astronomical.h

/*----------------------------------------------------------------------------
  SWORD 2000 - Software With Objects for Rapid Development
  Copyright (C) 2003 Eric NICOLAS
  ----------------------------------------------------------------------------
  SWORD 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.

  SWORD 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 Lesser General Public License
  along with SWORD; if not, write to the Free Software
  Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA
  --------------------------------------------------------------------------*/
#ifndef _SWORD_TIME_ASTRONOMICAL_
#define _SWORD_TIME_ASTRONOMICAL_

#include "sword/time.Time.h"

namespace sword {

        class Astronomical {
        public:
                static Time vernalEquinox(word year);

                static Time automnalEquinox(word year);

                static Time summerSolstice(word year);

                static Time winterSolstice(word year);


                static double FullMoon(double PhaseNo);

                static double NextFullMoon(double date);

                static double NextNewMoon(double date);
        };

} // namespace sword

#include "sword.private/time.Astronomical.inl"

#endif // _SWORD_TIME_ASTRONOMICAL_

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