69 lines
2.1 KiB
GDScript3
69 lines
2.1 KiB
GDScript3
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extends PeriodicScheduler
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class_name NewThreadScheduler
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## Creates an object that schedules each unit of work on a separate thread.
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var thread_factory : Callable
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func _init(thread_factory_ : Callable = GDRx.concur.default_thread_factory):
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super._init()
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self.thread_factory = thread_factory_
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## Access to global singleton
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static func singleton() -> NewThreadScheduler:
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return GDRx.NewThreadScheduler_
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## Schedule a new action for future execution
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func schedule(action : Callable, state = null) -> DisposableBase:
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var scheduler : EventLoopScheduler = EventLoopScheduler.new(self.thread_factory, true)
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return CompositeDisposable.new([
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scheduler.schedule(action, state),
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Disposable.Cast(scheduler)
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])
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## Schedule a new action for future execution in [code]duetime[/code] seconds.
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func schedule_relative(duetime, action : Callable, state = null) -> DisposableBase:
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var scheduler : EventLoopScheduler = EventLoopScheduler.new(self.thread_factory, true)
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return CompositeDisposable.new([
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scheduler.schedule_relative(duetime, action, state),
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Disposable.Cast(scheduler)
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])
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## Schedule a new action for future execution at [code]duetime[/code].
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func schedule_absolute(duetime, action : Callable, state = null) -> DisposableBase:
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var dt : float = duetime
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return self.schedule_relative(dt - self.now(), action, state)
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## Schedule a periodic action for repeated execution every time
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## [code]period[/code] seconds have expired.
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func schedule_periodic(
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period : float,
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action : Callable,
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state = null) -> DisposableBase:
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var seconds : RefValue = RefValue.Set(period)
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var timeout : RefValue = RefValue.Set(seconds.v)
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var _state : RefValue = RefValue.Set(state)
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var disposed : ThreadingEvent = ThreadingEvent.new()
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var run = func():
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while true:
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if timeout.v > 0.0:
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disposed.wait(timeout.v)
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if disposed.is_set():
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return
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var time : float = self.now()
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_state.v = action.call(_state.v)
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timeout.v = seconds.v - (self.now() - time)
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var thread : StartableBase = self.thread_factory.call(run)
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thread.start()
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var dispose = func():
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disposed.set_flag()
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thread.wait_to_finish()
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return Disposable.new(dispose)
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