Vector3f axle = physicsVehicleWheel.getAxle().clone();
float restLength = physicsVehicleWheel.getRestLength();
float radius = physicsVehicleWheel.getRadius();
Arrow locArrow = new Arrow(location);
Arrow axleArrow = new Arrow(axle.normalizeLocal().multLocal(0.3f));
Arrow wheelArrow = new Arrow(direction.normalizeLocal().multLocal(radius));
Arrow dirArrow = new Arrow(direction.normalizeLocal().multLocal(restLength));
Geometry locGeom = new Geometry("WheelLocationDebugShape" + i, locArrow);
Geometry dirGeom = new Geometry("WheelDirectionDebugShape" + i, dirArrow);
Geometry axleGeom = new Geometry("WheelAxleDebugShape" + i, axleArrow);