/usr/include/simgear/ephemeris/star.hxx is in libsimgear-dev 3.0.0-6+b2.
This file is owned by root:root, with mode 0o644.
The actual contents of the file can be viewed below.
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* 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 library is free software; you can redistribute it and/or
* modify it under the terms of the GNU Library 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
* Library 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., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
*
* $Id$
**************************************************************************/
#ifndef _STAR_HXX_
#define _STAR_HXX_
#include <simgear/ephemeris/celestialBody.hxx>
class Star : public CelestialBody
{
private:
double xs, ys; // the sun's rectangular geocentric coordinates
double ye, ze; // the sun's rectangularequatorial rectangular geocentric coordinates
double distance; // the sun's distance to the earth
public:
Star (double mjd);
Star ();
~Star();
void updatePosition(double mjd);
double getM() const;
double getw() const;
double getxs() const;
double getys() const;
double getye() const;
double getze() const;
double getDistance() const;
};
inline double Star::getM() const
{
return M;
}
inline double Star::getw() const
{
return w;
}
inline double Star::getxs() const
{
return xs;
}
inline double Star::getys() const
{
return ys;
}
inline double Star::getye() const
{
return ye;
}
inline double Star::getze() const
{
return ze;
}
inline double Star::getDistance() const
{
return distance;
}
#endif // _STAR_HXX_
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