var mouse_pos = get_viewport().get_mouse_position()
    var from = self.project_ray_origin(mouse_pos)
    var to = from + self.project_ray_normal(mouse_pos) * ray_length
    var space_state = get_world().get_direct_space_state()
    var results =  space_state.intersect_ray(from, to)
    if results.size() > 0:
        return results["position"]