Attach user input to the view to allow the player to interact with it
Remove user input to ensure the player does not interact with the view when another view is displayed
Returns the bottom layer scene of the view. This is useful for taking a screenshot of the view for example as we can only use one camera at a time.
Renders the view. It is composed of multiple scene layers: a main scene (bottom layer) and other scenes to handle the UI for example.
A view is a super set of a scene. In order to prevent interactions between post-processes and the GUI, we actually need to use multiple scenes (layers), hence the concept of a view that is composed of multiple scenes.