The Screen Size on an iPad Pro is 1366 x 1024 points rendered to 2732 x 2048 pixels.
The View size used in the Storyboard of an iPad Pro is 1366 x 1024 points.
So when this view presents an object of the class SKScene, should this SKScene object also have a size of 1366 x 1024 points or 2732 x 2048 points?
Should any artwork used in this SKScene object be 1366 x 1024 pixels or 2732 x 2048 pixels