getCameraFacade() {
    notifyWorldGetter.value = null
    this.notifyWorld('getCameraFacade', notifyWorldGetter)
    return notifyWorldGetter.value
  }
Get the facade object for the world's camera. Can be used to get to low-level info
about the camera such as its various matrices, but be careful not to make modifications
to the camera as that can lead to things getting out of sync.
@returns {Camera3DFacade}