+// ephemeris.cxx -- wrap SGEphemeris code in a subsystem
+//
+// Written by James Turner, started June 2010.
+//
+// Copyright (C) 2010 Curtis L. Olson - http://www.flightgear.org/~curt
+//
+// 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., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
+//
+// $Id$
+
#include <Environment/ephemeris.hxx>
#include <simgear/timing/sg_time.hxx>
_impl(NULL),
_latProp(NULL)
{
+ SGPath ephem_data_path(globals->get_fg_root());
+ ephem_data_path.append("Astro");
+ _impl = new SGEphemeris(ephem_data_path.c_str());
+ globals->set_ephem(_impl);
}
Ephemeris::~Ephemeris()
void Ephemeris::init()
{
- if (_impl) {
- return;
- }
-
- SGPath ephem_data_path(globals->get_fg_root());
- ephem_data_path.append("Astro");
- _impl = new SGEphemeris(ephem_data_path.c_str());
- globals->set_ephem(_impl);
+ _latProp = fgGetNode("/position/latitude-deg", true);
+ update(0.0);
}
void Ephemeris::postinit()
{
- update(0.0);
+
}
static void tieStar(const char* prop, Star* s, double (Star::*getter)() const)
void Ephemeris::bind()
{
- _latProp = fgGetNode("/position/latitude-deg", true);
-
tieStar("/ephemeris/sun/xs", _impl->get_sun(), &Star::getxs);
tieStar("/ephemeris/sun/ys", _impl->get_sun(), &Star::getys);
tieStar("/ephemeris/sun/ze", _impl->get_sun(), &Star::getze);