needsPeriodicRefresh
A Boolean value that indicates whether the scene requires redrawing while your app progresses through the content.
Declaration
var needsPeriodicRefresh: Bool { get }Discussion
If your app isn’t progressing through the content, a single render at the current time is enough.
Choose a refresh rate appropriate for your app. For example, an app may choose rates that match rates of associated video frames or other timing appropriate for the client.