public bool MoveNext()
{
if (false == _flushingOperation.stopped) //don't start anything while flushing
{
_flushTaskDel(_newTaskRoutines, _coroutines, _flushingOperation);
}
else
if (_runnerBehaviourForUnityCoroutine != null)
{
_runnerBehaviourForUnityCoroutine.StopAllCoroutines();
}
UnityEngine.Profiling.Profiler.BeginSample(_info.runnerName);
for (int i = 0; _info.MoveNext(i, _coroutines.Count); i++)
{
var pausableTask = _coroutines[i];
//let's spend few words on this.
//yielded YieldInstruction and AsyncOperation can
//only be processed internally by Unity.
//The simplest way to handle them is to hand them to Unity itself.
//However while the Unity routine is processed, the rest of the
//coroutine is waiting for it. This would defeat the purpose
//of the parallel procedures. For this reason, a Parallel
//task will mark the enumerator returned as ParallelYield which
//will change the way the routine is processed.
//in this case the MonoRunner won't wait for the Unity routine
//to continue processing the next tasks.
//Note that it is much better to return wrap AsyncOperation around
//custom IEnumerator classes then returning them directly as
//most of the time they don't need to be handled by Unity as
//YieldInstructions do
///
/// Handle special Unity instructions
/// you should avoid them or wrap them
/// around custom IEnumerator to avoid
/// the cost of two allocations per instruction
///
if (_runnerBehaviourForUnityCoroutine != null &&
_flushingOperation.stopped == false)
{
var current = pausableTask.Current;
if (current is YieldInstruction)
{
var handItToUnity = new HandItToUnity
(current, pausableTask, _resumeOperation, _flushingOperation);
//remove the special instruction. it will
//be added back once Unity completes.
_coroutines.UnorderedRemoveAt(i--);
var coroutine = _runnerBehaviourForUnityCoroutine.StartCoroutine
(handItToUnity.GetEnumerator());
(pausableTask as PausableTask).onExplicitlyStopped = () =>
{
_runnerBehaviourForUnityCoroutine.StopCoroutine(coroutine);
handItToUnity.ForceStop();
};
continue;
}
var parallelTask = (current as ParallelTaskCollection.ParallelTask);
if (parallelTask != null &&
parallelTask.current is YieldInstruction)
{
var handItToUnity = new HandItToUnity(parallelTask.current);
parallelTask.Add(handItToUnity.WaitUntilIsDone());
var coroutine = _runnerBehaviourForUnityCoroutine.StartCoroutine
(handItToUnity.GetEnumerator());
(pausableTask as PausableTask).onExplicitlyStopped = () =>
{
_runnerBehaviourForUnityCoroutine.StopCoroutine(coroutine);
handItToUnity.ForceStop();
};
}
}
bool result;
#if TASKS_PROFILER_ENABLED
result = Svelto.Tasks.Profiler.TaskProfiler.MonitorUpdateDuration(pausableTask, _info.runnerName);
#else
#if PROFILER
UnityEngine.Profiling.Profiler.BeginSample(_info.runnerName.FastConcat("+", pausableTask.ToString()));
#endif
result = pausableTask.MoveNext();
#if PROFILER
UnityEngine.Profiling.Profiler.EndSample();
#endif
#endif
if (result == false)
{
var disposable = pausableTask as IDisposable;
if (disposable != null)
{
disposable.Dispose();
}
_coroutines.UnorderedRemoveAt(i--);
}
}
UnityEngine.Profiling.Profiler.EndSample();
if (_flushingOperation.stopped == true && _coroutines.Count == 0)
{ //once all the coroutines are flushed
//the loop can return accepting new tasks
_flushingOperation.stopped = false;
}
return(true);
}
internal static IEnumerator Process(
ThreadSafeQueue <IPausableTask> newTaskRoutines,
FasterList <IPausableTask> coroutines,
FlushingOperation flushingOperation,
RunningTasksInfo info,
FlushTasksDel flushTaskDel,
RunnerBehaviour runnerBehaviourForUnityCoroutine,
Action <IPausableTask>
resumeOperation)
{
while (true)
{
if (false == flushingOperation.stopped) //don't start anything while flushing
{
flushTaskDel(newTaskRoutines, coroutines, flushingOperation);
}
else
if (runnerBehaviourForUnityCoroutine != null)
{
runnerBehaviourForUnityCoroutine.StopAllCoroutines();
}
info.count = coroutines.Count;
for (var i = 0; i < info.count; i++)
{
var pausableTask = coroutines[i];
//let's spend few words on this.
//yielded YieldInstruction and AsyncOperation can
//only be processed internally by Unity.
//The simplest way to handle them is to hand them to Unity itself.
//However while the Unity routine is processed, the rest of the
//coroutine is waiting for it. This would defeat the purpose
//of the parallel procedures. For this reason, a Parallel
//task will mark the enumerator returned as ParallelYield which
//will change the way the routine is processed.
//in this case the MonoRunner won't wait for the Unity routine
//to continue processing the next tasks.
//Note that it is much better to return wrap AsyncOperation around
//custom IEnumerator classes then returning them directly as
//most of the time they don't need to be handled by Unity as
//YieldInstructions do
///
/// Handle special Unity instructions
/// you should avoid them or wrap them
/// around custom IEnumerator to avoid
/// the cost of two allocations per instruction
///
if (runnerBehaviourForUnityCoroutine != null &&
flushingOperation.stopped == false)
{
var current = pausableTask.Current;
if (current is YieldInstruction)
{
var handItToUnity = new HandItToUnity
(current, pausableTask, resumeOperation, flushingOperation);
//remove the special instruction. it will
//be added back once Unity completes.
coroutines.UnorderedRemoveAt(i--);
info.count = coroutines.Count;
var coroutine = runnerBehaviourForUnityCoroutine.StartCoroutine
(handItToUnity.GetEnumerator());
(pausableTask as PausableTask).onExplicitlyStopped = () =>
{
runnerBehaviourForUnityCoroutine.StopCoroutine(coroutine);
handItToUnity.ForceStop();
};
continue;
}
var parallelTask = (current as ParallelTaskCollection.ParallelTask);
if (parallelTask != null &&
parallelTask.current is YieldInstruction)
{
var handItToUnity = new HandItToUnity(parallelTask.current);
parallelTask.Add(handItToUnity.WaitUntilIsDone());
var coroutine = runnerBehaviourForUnityCoroutine.StartCoroutine
(handItToUnity.GetEnumerator());
(pausableTask as PausableTask).onExplicitlyStopped = () =>
{
runnerBehaviourForUnityCoroutine.StopCoroutine(coroutine);
handItToUnity.ForceStop();
};
}
}
bool result;
#if TASKS_PROFILER_ENABLED && UNITY_EDITOR
result = TASK_PROFILER.MonitorUpdateDuration(pausableTask, info.runnerName);
#else
result = pausableTask.MoveNext();
#endif
if (result == false)
{
var disposable = pausableTask as IDisposable;
if (disposable != null)
{
disposable.Dispose();
}
coroutines.UnorderedRemoveAt(i--);
}
info.count = coroutines.Count;
}
if (flushingOperation.stopped == true && coroutines.Count == 0)
{ //once all the coroutines are flushed
//the loop can return accepting new tasks
flushingOperation.stopped = false;
}
yield return(null);
}
}