public Vector3f getPhysicsLocation(Vector3f location) {
        if (location == null) {
            location = new Vector3f();
        }
        rBody.getCenterOfMassTransform(tempTrans);
        return Converter.convert(tempTrans.origin, location);
    }
Gets the physics object location, no object instantiation
@param location the location of the actual physics object is stored in this Vector3f
@return a location vector (in physics-space coordinates, either
location or a new vector)
jme3-jbullet/src/main/java/com/jme3/bullet/objects/PhysicsRigidBody.java