Contents

displayLink(target:selector:)

Creates a display link targeting the display associated with this scene.

Declaration

func displayLink(target: Any, selector sel: Selector) -> CADisplayLink?

Parameters

  • target:

    An object that is the target of the display link callback.

  • sel:

    A selector on target to call when the display link fires.

Return Value

A new display link, or nil only in exceptional cases where the system cannot construct a display link.

Discussion

The returned display link is automatically retargeted when the scene moves between displays.