Apple-2-Tools/Steve2
1
0
Fork 0
mirror of https://github.com/trudnai/Steve2.git synced 2025-01-14 22:30:25 +00:00
Code Issues Projects Releases Wiki Activity

- protection around using self

Browse Source 
- some templates to measure time within frames
This commit is contained in:
tudnai 2021-05-16 19:05:52 -07:00
parent 83f77c2ad3
commit 7c258b7818
1 changed files with 20 additions and 1 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

21
A2Mac/RepeatingTimer.swift
View File

@ -42,11 +42,30 @@ class RepeatingTimer {
self.timeInterval = timeInterval self.timeInterval = timeInterval
} }
// var dt_start = DispatchTime.now()
private lazy var timer: DispatchSourceTimer = { private lazy var timer: DispatchSourceTimer = {
let t = DispatchSource.makeTimerSource() let t = DispatchSource.makeTimerSource()
// let t = DispatchSource.makeTimerSource(flags: .strict, queue: .global(qos: .userInitiated))
// dt_start = DispatchTime.now()
t.schedule(deadline: .now() + self.timeInterval, repeating: self.timeInterval) t.schedule(deadline: .now() + self.timeInterval, repeating: self.timeInterval)
t.setEventHandler(handler: { [weak self] in t.setEventHandler(handler: { [weak self] in
self?.eventHandler?() // let dt_end = DispatchTime.now()
//
// let nanoTime = dt_end.uptimeNanoseconds - (self?.dt_start.uptimeNanoseconds)! // <<<<< Difference in nano seconds (UInt64)
// let timeInterval = Double(nanoTime) / 1_000_000_000 // Technically could overflow for long running tests
//
// if ( timeInterval < 0.0001 ) {
// print("timer: \(timeInterval) seconds")
// }
//
// self?.dt_start = dt_end
guard let strongSelf = self else {
print("RepeatingTimer Error: No self!\n");
return
}
strongSelf.eventHandler?()
}) })
return t return t
}() }()