Fix runway elevations when threshold.xml is used.
SGGeodesy::direct doesn't preserve elevations, oops.
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2 changed files with 8 additions and 12 deletions
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@ -61,18 +61,15 @@ FGRunwayBase::FGRunwayBase(PositionedID aGuid, Type aTy, const string& aIdent,
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SGGeod FGRunwayBase::pointOnCenterline(double aOffset) const
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SGGeod FGRunwayBase::pointOnCenterline(double aOffset) const
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{
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{
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SGGeod result;
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double dummyAz2;
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double halfLengthMetres = lengthM() * 0.5;
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double halfLengthMetres = lengthM() * 0.5;
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SGGeodesy::direct(mPosition, _heading,
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SGGeod result = SGGeodesy::direct(mPosition, _heading,
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aOffset - halfLengthMetres,
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aOffset - halfLengthMetres);
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result, dummyAz2);
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result.setElevationM(mPosition.getElevationM());
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return result;
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return result;
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}
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}
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SGGeod FGRunwayBase::pointOffCenterline(double aOffset, double lateralOffset) const
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SGGeod FGRunwayBase::pointOffCenterline(double aOffset, double lateralOffset) const
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{
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{
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SGGeod result;
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SGGeod result;
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@ -1562,9 +1562,8 @@ void NavDataCache::updateRunwayThreshold(PositionedID runwayID, const SGGeod &aT
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// compute the new runway center, based on the threshold lat/lon and length,
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// compute the new runway center, based on the threshold lat/lon and length,
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double offsetFt = (0.5 * d->runwayLengthFt(runwayID));
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double offsetFt = (0.5 * d->runwayLengthFt(runwayID));
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SGGeod newCenter;
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SGGeod newCenter= SGGeodesy::direct(aThreshold, aHeading, offsetFt * SG_FEET_TO_METER);
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double dummy;
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newCenter.setElevationM(aThreshold.getElevationM());
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SGGeodesy::direct(aThreshold, aHeading, offsetFt * SG_FEET_TO_METER, newCenter, dummy);
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// now update the positional data
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// now update the positional data
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updatePosition(runwayID, newCenter);
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updatePosition(runwayID, newCenter);
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