69 lines
1.9 KiB
C++
69 lines
1.9 KiB
C++
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// markerbeacon.cxx -- marker beacon class
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//
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// Written by James Turner, started December 2008.
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//
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// Copyright (C) 2008 Curtis L. Olson - http://www.flightgear.org/~curt
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//
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// This program is free software; you can redistribute it and/or
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// modify it under the terms of the GNU General Public License as
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// published by the Free Software Foundation; either version 2 of the
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// License, or (at your option) any later version.
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//
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// This program is distributed in the hope that it will be useful, but
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// WITHOUT ANY WARRANTY; without even the implied warranty of
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// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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// General Public License for more details.
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//
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// You should have received a copy of the GNU General Public License
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// along with this program; if not, write to the Free Software
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// Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
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//
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// $Id$
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#ifdef HAVE_CONFIG_H
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#include "config.h"
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#endif
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#include <simgear/structure/exception.hxx>
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#include <simgear/debug/logstream.hxx>
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#include "Navaids/markerbeacon.hxx"
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#include "Airports/runways.hxx"
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#include "Navaids/navdb.hxx"
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using std::string;
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FGPositioned::Type
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FGMarkerBeacon::mapType(int aTy)
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{
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switch (aTy) {
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case 7: return FGPositioned::OM;
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case 8: return FGPositioned::MM;
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case 9: return FGPositioned::IM;
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default:
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throw sg_range_exception("Got a non-marker-beacon-type",
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"FGMarkerBeacon::mapType");
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}
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}
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FGMarkerBeacon*
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FGMarkerBeacon::create(int aTy, const string& aName, const SGGeod& aPos)
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{
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Type fgpTy = mapType(aTy);
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FGRunway* runway = getRunwayFromName(aName);
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SGGeod pos(aPos);
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// fudge elevation to the runway elevation if it's not specified
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if (fabs(pos.getElevationFt()) < 0.01) {
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pos.setElevationFt(runway->elevation());
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}
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return new FGMarkerBeacon(fgpTy, runway, pos);
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}
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FGMarkerBeacon::FGMarkerBeacon(Type aTy, FGRunway* aRunway, const SGGeod& aPos) :
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FGPositioned(aTy, string(), aPos),
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_runway(aRunway)
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{
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}
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