CAClockSetCurrentTime(_:_:) Declarationfunc CAClockSetCurrentTime(_ inCAClock: CAClockRef, _ inTime: UnsafePointer<CAClockTime>) -> OSStatus See AlsoAccessing the Current TimeCAClockGetCurrentTime(_:_:_:)CAClockGetStartTime(_:_:_:)CAClockTimeCAClockTimeFormatCAClockSamples