private Odometer()
 {
     Data       = new OdometryData();
     Data.X     = 0d;
     Data.Y     = 0d;
     Data.Theta = 0d;
 }
 public OdometryData(OdometryData data)
 {
     X     = data.X;
     Y     = data.Y;
     Theta = data.Theta;
 }