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flightgear/src/Airports/gnnode.cxx

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#include "gnnode.hxx"
#include <boost/foreach.hpp>
#include "groundnetwork.hxx"
#include <Navaids/NavDataCache.hxx>
#include <Main/globals.hxx>
#include <Scenery/scenery.hxx>
using namespace flightgear;
/**************************************************************************
* FGTaxiNode
*************************************************************************/
FGTaxiNode::FGTaxiNode(PositionedID aGuid, const SGGeod& pos, bool aOnRunway, int aHoldType) :
FGPositioned(aGuid, FGPositioned::PARKING, "", pos),
isOnRunway(aOnRunway),
holdType(aHoldType)
{
}
FGTaxiNode::~FGTaxiNode()
{
}
void FGTaxiNode::setElevation(double val)
{
// ignored for the moment
}
double FGTaxiNode::getElevationFt()
{
if (mPosition.getElevationFt() == 0.0) {
SGGeod center2 = mPosition;
FGScenery* local_scenery = globals->get_scenery();
center2.setElevationM(SG_MAX_ELEVATION_M);
double elevationEnd = -100;
if (local_scenery->get_elevation_m( center2, elevationEnd, NULL )) {
mPosition.setElevationM(elevationEnd);
NavDataCache::instance()->updatePosition(guid(), mPosition);
}
}
return mPosition.getElevationFt();
}
double FGTaxiNode::getElevationM()
{
return getElevationFt() * SG_FEET_TO_METER;
}