public void CreateGeometry(MapObject parent, FlightModel flightModel)
{
MapObjectAttachedMesh obj = new MapObjectAttachedMesh();
obj.MeshName = "Models\\DefaultBox\\DefaultBox.mesh";
float mScale = .2f;
obj.ScaleOffset = new Vec3(span * mScale, chord * mScale, .1f * mScale) * flightModel.scale;
obj.RotationOffset =
Mat3.FromRotateByY(MathFunctions.DegToRad(-rotation)).ToQuat() *
Mat3.FromRotateByX(MathFunctions.DegToRad(+inc)).ToQuat();
obj.PositionOffset = (position + Vec3.YAxis * flightModel.param.geometry_offset_for_wheels) * flightModel.scale;
parent.Attach(obj);
}