pub unsafe extern "C-unwind" fn CVDisplayLinkStart(
display_link: &CVDisplayLink,
) -> CVReturn👎Deprecated: use NSView.displayLink(target:selector:), NSWindow.displayLink(target:selector:), or NSScreen.displayLink(target:selector:)
Available on crate features
CVDisplayLink and CVReturn only.Expand description
Start timer for DisplayLink
This call should not be made from inside the CVDisplayLinkOutputCallback
Parameter displayLink: target CVDisplayLinkRef
Returns: CVReturn. kCVReturnSuccess if successfull. kCVReturnDisplayLinkCallbacksNotSet The DisplayLink cannot be started until the output callback is set.