CATransaction: Layer Changes But Does Not Animate

Question

I\'m trying to animate part of UI in an iPad app when the user taps a button. I have this code in my action method. It works in the sense that the UI changes how I expect but it

Answer 1

Setting your layerToAnimate delegate to your rootView.layer works:

viewToAnimate.layer.delegate = rootView.layer;

Assuming you add the view/layer to the root view/layer as well. Cannot find where this changed, implicit animations use to just work.