world property
      
      W
      get
      world
      
    
inherited
    The World that the camera is rendering.
Inside of this world is where most of your components should be added.
You don't have to add the world to the tree after setting it here, it is done automatically.
Implementation
W get world => _world;
      
      set
      world
      (W newWorld) 
      
    
    
inherited
    Implementation
set world(W newWorld) {
  if (newWorld == _world) {
    return;
  }
  _world.removeFromParent();
  camera.world = newWorld;
  _world = newWorld;
  if (_world.parent == null) {
    add(_world);
  }
}