/************************************************************************** * star.hxx * Written by Durk Talsma. Originally started October 1997, for distribution * with the FlightGear project. Version 2 was written in August and * September 1998. This code is based upon algorithms and data kindly * provided by Mr. Paul Schlyter. (pausch@saaf.se). * * This program is free software; you can redistribute it and/or * modify it under the terms of the GNU General Public License as * published by the Free Software Foundation; either version 2 of the * License, or (at your option) any later version. * * This program 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 * 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., 675 Mass Ave, Cambridge, MA 02139, USA. * * $Id$ * (Log is kept at end of this file) **************************************************************************/ #ifndef _STAR_HXX_ #define _STAR_HXX_ #include <Time/fg_time.hxx> #include "celestialBody.hxx" class Star : public CelestialBody { private: double longitude; // the sun's true longitude double xs, ys; // the sun's rectangular geocentric coordinates double distance; // the sun's distance to the earth public: Star (fgTIME *t); void updatePosition(fgTIME *t); double getM(); double getw(); double getLon(); double getxs(); double getys(); double getDistance(); }; inline double Star::getM() { return M; } inline double Star::getw() { return w; } inline double Star::getLon() { return longitude; } inline double Star::getxs() { return xs; } inline double Star::getys() { return ys; } inline double Star::getDistance() { return distance; } #endif // _STAR_HXX_