markerbeacon.cxx

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// markerbeacon.cxx -- marker beacon class
//
// Written by James Turner, started December 2008.
//
// Copyright (C) 2008  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.
//
// $Id$
 
#ifdef HAVE_CONFIG_H
  #include "config.h"
#endif
 
#include <Navaids/markerbeacon.hxx>
#include <Airports/runways.hxx>
#include <Navaids/NavDataCache.hxx>
 
using std::string;
 
FGMarkerBeaconRecord::FGMarkerBeaconRecord(PositionedID aGuid, Type aTy,
                                           PositionedID aRunway, const SGGeod& aPos) :
  FGPositioned(aGuid, aTy, string(), aPos),
  _runway(aRunway)
{
}
 
FGRunwayRef FGMarkerBeaconRecord::runway() const
{
    FGPositioned* p = flightgear::NavDataCache::instance()->loadById(_runway);
    assert(p->type() == FGPositioned::RUNWAY);
    return static_cast<FGRunway*>(p);
}