The internal render method. This is called automatically by the Scene and should not be invoked directly.
It will iterate through all local cameras and render them in turn, as long as they're visible and have an alpha level > 0.
|renderer||Phaser.Renderer.Canvas.CanvasRenderer | Phaser.Renderer.WebGL.WebGLRenderer||
The Renderer that will render the children to this camera.
The Display List for the Scene.