Apple Game Frameworks and Technologies

Lock the Location of the On-Screen Controls

At the moment, when you switch from portrait to landscape mode, the on-screen controls are located outside of the camera’s viewport. The same is true when the player navigates beyond the view. You will fix both of these problems now.

Creating an Extension to Find the View’s Edges

You first need to implement something similar to what you did in ​Working with Different Screen Sizes​ to help you find the edges of the view. However, instead of making an extension that uses methods to return values, you’ll create an extension that uses computed properties, as they’re more efficient and help to produce cleaner, more succinct code.

Create a new file using the iOS Swift File template. Name this new file SKScene+ ...