/// <summary>
/// Update Scheduler.
/// </summary>
public void Update()
{
//Dont forget any multithreaded or coroutine tasks must
//tell the scheduler when they are finished from their Run
//function by calling FinishedRunning().
TasksRanThisUpdate = 0;
TasksFinishedThisUpdate = 0;
//clean up any tasks that have finished since last time
//scheduler was updated.
FinishTasks();
while (TasksRanThisUpdate < MaxTasksPerUpdate)
{
if (ScheduledTasks() > 0)
{
IThreadedTask task = m_scheduledTasks.First.Value;
m_scheduledTasks.RemoveFirst();
RunTask(task);
}
//If a task running on another thread or in a
//coroutine has thrown a exception rethrow it here.
CheckForException();
if (ScheduledTasks() == 0)
{
break;
}
}
FinishTasks();
}
/// <summary>
/// If a task is not running on the main thread or uses a
/// coroutine it needs to tell the scheduler when it is finished.
/// The task will then be cleaned up and have its end function called.
/// </summary>
public void Finished(IThreadedTask task)
{
lock (m_lock)
{
#if CETO_DEBUG_SCHEDULER
if (IsFinishing(task))
{
throw new ArgumentException("Task has already been added to finished list.");
}
if (IsScheduled(task))
{
throw new ArgumentException("Task is currently scheduled.");
}
if (IsWaiting(task))
{
throw new ArgumentException("Task is currently waiting.");
}
#endif
m_runningTasks.Remove(task);
if (!m_shutingDown && !task.NoFinish && !task.Cancelled)
{
m_finishedTasks.AddLast(task);
}
}
}
public void CreateAndCacheCondition(int fourierSize, float windSpeed, float windDir, float waveAge)
{
if (this.m_conditionCache == null)
{
return;
}
if (this.m_conditionCache.Count >= this.m_maxConditionCacheSize)
{
Ocean.LogWarning("Condition cache full. Condition not cached.");
return;
}
if (!Mathf.IsPowerOfTwo(fourierSize) || fourierSize < 32 || fourierSize > 512)
{
Ocean.LogWarning("Fourier size must be a pow2 number from 32 to 512. Condition not cached.");
return;
}
WaveSpectrumCondition waveSpectrumCondition = this.NewSpectrumCondition(fourierSize, windSpeed, windDir, waveAge);
if (this.m_conditionCache.ContainsKey(waveSpectrumCondition.Key))
{
return;
}
IThreadedTask createSpectrumConditionTask = waveSpectrumCondition.GetCreateSpectrumConditionTask();
createSpectrumConditionTask.Start();
createSpectrumConditionTask.Run();
createSpectrumConditionTask.End();
this.m_conditionCache.AddFirst(waveSpectrumCondition.Key, waveSpectrumCondition);
}
/// <summary>
/// Finish all tasks in the finished list
/// by calling there end function and removing
/// the from the running list.
/// </summary>
public void FinishTasks()
{
if (TasksFinishedThisUpdate >= MaxFinishPerUpdate)
{
return;
}
lock (m_lock)
{
m_haveRan.Clear();
//Get a list of all tasks that have ran.
var e1 = m_runningTasks.GetEnumerator();
while (e1.MoveNext())
{
IThreadedTask task = e1.Current;
if (task.Ran)
{
m_haveRan.AddLast(task);
}
}
//Remove from running list and add to finished list.
var e2 = m_haveRan.GetEnumerator();
while (e2.MoveNext())
{
Finished(e2.Current);
}
if (m_finishedTasks.Count == 0)
{
return;
}
//Get task at start of queue
IThreadedTask finished = m_finishedTasks.First.Value;
m_finishedTasks.RemoveFirst();
while (finished != null)
{
//Clean up task.
finished.End();
TasksFinishedThisUpdate++;
if (m_finishedTasks.Count == 0 || TasksFinishedThisUpdate >= MaxFinishPerUpdate)
{
finished = null;
}
else
{
finished = m_finishedTasks.First.Value;
m_finishedTasks.RemoveFirst();
}
}
m_haveRan.Clear();
}
}
/// <summary>
/// Removes a task from the waiting queue and
/// adds it to the scheduled queue were it will be run.
/// </summary>
public void StopWaiting(IThreadedTask task, bool run)
{
lock (m_lock)
{
if (m_shutingDown)
{
return;
}
#if CETO_DEBUG_SCHEDULER
if (IsScheduled(task))
{
throw new ArgumentException("Task has already been scheduled.");
}
if (IsRunning(task))
{
throw new ArgumentException("Task is currently running.");
}
if (IsFinishing(task))
{
throw new ArgumentException("Task is currently finishing.");
}
if (task.Started)
{
throw new ArgumentException("Task has already been started.");
}
if (task.Ran)
{
throw new ArgumentException("Task has already been ran.");
}
if (task.Done)
{
throw new ArgumentException("Task has already been done.");
}
if (task.Cancelled)
{
throw new ArgumentException("Task has been cancelled.");
}
#endif
m_waitingTasks.Remove(task);
if (run)
{
RunTask(task);
}
else
{
m_scheduledTasks.AddLast(task);
}
}
}
/// <summary>
/// Returns true if the tasks has been added to
/// the scheduler and is finishing.
/// </summary>
public bool IsFinishing(IThreadedTask task)
{
bool b;
lock (m_lock) {
b = m_finishedTasks.Contains(task);
}
return(b);
}
/// <summary>
/// Returns true if the tasks has been added to
/// the scheduler and is waiting.
/// </summary>
public bool IsWaiting(IThreadedTask task)
{
bool b;
lock (m_lock) {
b = m_waitingTasks.Contains(task);
}
return(b);
}
/// <summary>
/// Returns true if the tasks has been added to
/// the scheduler and has not been run.
/// </summary>
public bool IsScheduled(IThreadedTask task)
{
bool b;
lock (m_lock) {
b = m_scheduledTasks.Contains(task);
}
return(b);
}
public bool IsFinishing(IThreadedTask task)
{
object @lock = this.m_lock;
bool result;
lock (@lock)
{
result = this.m_finishedTasks.Contains(task);
}
return(result);
}
public bool IsScheduled(IThreadedTask task)
{
object @lock = this.m_lock;
bool result;
lock (@lock)
{
result = this.m_scheduledTasks.Contains(task);
}
return(result);
}
public void AddWaiting(IThreadedTask task)
{
object @lock = this.m_lock;
lock (@lock)
{
if (!this.m_shutingDown)
{
task.Scheduler = this;
this.m_waitingTasks.AddLast(task);
}
}
}
public void Finished(IThreadedTask task)
{
object @lock = this.m_lock;
lock (@lock)
{
this.m_runningTasks.Remove(task);
if (!this.m_shutingDown && !task.NoFinish && !task.Cancelled)
{
this.m_finishedTasks.AddLast(task);
}
}
}
/// <summary>
/// Add a task to scheduler and run immediately.
/// </summary>
public void Run(IThreadedTask task)
{
lock (m_lock)
{
if (m_shutingDown)
{
return;
}
#if CETO_DEBUG_SCHEDULER
if (Contains(task))
{
throw new ArgumentException("Scheduler already contains task.");
}
if (task.Started)
{
throw new ArgumentException("Task has already been started.");
}
if (task.Ran)
{
throw new ArgumentException("Task has already been ran.");
}
if (task.Done)
{
throw new ArgumentException("Task has already been done.");
}
if (task.Cancelled)
{
throw new ArgumentException("Task has been cancelled.");
}
#endif
task.Scheduler = this;
if (TasksRanThisUpdate >= MaxTasksPerUpdate)
{
Add(task);
}
else
{
RunTask(task);
}
}
}
/// <summary>
/// Cancel a task. Task will have its cancel function called
/// if it is cancelled. Tasks that are already running or
/// finishing can not be cancelled.
/// </summary>
public void Cancel(IThreadedTask task)
{
lock (m_lock)
{
if (m_scheduledTasks.Contains(task))
{
task.Cancel();
m_scheduledTasks.Remove(task);
}
else if (m_waitingTasks.Contains(task))
{
task.Cancel();
m_waitingTasks.Remove(task);
}
}
}
public void FinishTasks()
{
if (this.TasksFinishedThisUpdate >= this.MaxFinishPerUpdate)
{
return;
}
object @lock = this.m_lock;
lock (@lock)
{
this.m_haveRan.Clear();
LinkedList <IThreadedTask> .Enumerator enumerator = this.m_runningTasks.GetEnumerator();
while (enumerator.MoveNext())
{
IThreadedTask current = enumerator.Current;
if (current.Ran)
{
this.m_haveRan.AddLast(current);
}
}
LinkedList <IThreadedTask> .Enumerator enumerator2 = this.m_haveRan.GetEnumerator();
while (enumerator2.MoveNext())
{
this.Finished(enumerator2.Current);
}
if (this.m_finishedTasks.Count != 0)
{
IThreadedTask threadedTask = this.m_finishedTasks.First.Value;
this.m_finishedTasks.RemoveFirst();
while (threadedTask != null)
{
threadedTask.End();
this.TasksFinishedThisUpdate++;
if (this.m_finishedTasks.Count == 0 || this.TasksFinishedThisUpdate >= this.MaxFinishPerUpdate)
{
threadedTask = null;
}
else
{
threadedTask = this.m_finishedTasks.First.Value;
this.m_finishedTasks.RemoveFirst();
}
}
this.m_haveRan.Clear();
}
}
}
/// <summary>
/// Runs a threaded task
/// </summary>
void RunThreaded(object o)
{
IThreadedTask task = o as IThreadedTask;
if (task == null)
{
Throw(new InvalidCastException("Object is not a ITask or is null"));
}
else
{
try {
task.Run();
}
catch (Exception e) {
Throw(e);
}
}
}
public void Cancel(IThreadedTask task)
{
object @lock = this.m_lock;
lock (@lock)
{
if (this.m_scheduledTasks.Contains(task))
{
task.Cancel();
this.m_scheduledTasks.Remove(task);
}
else if (this.m_waitingTasks.Contains(task))
{
task.Cancel();
this.m_waitingTasks.Remove(task);
}
}
}
public void FinishTasks()
{
if (this.TasksFinishedThisUpdate >= this.MaxFinishPerUpdate)
{
return;
}
object @lock = this.m_lock;
lock (@lock)
{
this.m_haveRan.Clear();
foreach (IThreadedTask threadedTask in this.m_runningTasks)
{
if (threadedTask.Ran)
{
this.m_haveRan.AddLast(threadedTask);
}
}
foreach (IThreadedTask task in this.m_haveRan)
{
this.Finished(task);
}
if (this.m_finishedTasks.Count != 0)
{
IThreadedTask threadedTask2 = this.m_finishedTasks.First.Value;
this.m_finishedTasks.RemoveFirst();
while (threadedTask2 != null)
{
threadedTask2.End();
this.TasksFinishedThisUpdate++;
if (this.m_finishedTasks.Count == 0 || this.TasksFinishedThisUpdate >= this.MaxFinishPerUpdate)
{
threadedTask2 = null;
}
else
{
threadedTask2 = this.m_finishedTasks.First.Value;
this.m_finishedTasks.RemoveFirst();
}
}
this.m_haveRan.Clear();
}
}
}
/// <summary>
/// Runs a threaded task
/// </summary>
void RunThreaded(object o)
{
IThreadedTask task = o as IThreadedTask;
//OYM: 判断是不是正确的形式,如果不正确的话就是null
if (task == null)
{
Throw(new InvalidCastException("Object is not a ITask or is null"));
}
else
{
try {
task.Run();//OYM: 执行
}
catch (Exception e) {
Throw(e); //OYM: 报错
}
}
}
private void CreateConditions()
{
int size = this.m_bufferSettings.size;
WaveSpectrumConditionKey waveSpectrumConditionKey = this.NewSpectrumConditionKey(size, this.windSpeed, this.m_ocean.windDir, this.waveAge);
if (this.m_conditions[0] == null)
{
if (this.m_conditionCache.ContainsKey(waveSpectrumConditionKey))
{
this.m_conditions[0] = this.m_conditionCache[waveSpectrumConditionKey];
this.m_conditionCache.Remove(waveSpectrumConditionKey);
}
else
{
this.m_conditions[0] = this.NewSpectrumCondition(size, this.windSpeed, this.m_ocean.windDir, this.waveAge);
IThreadedTask createSpectrumConditionTask = this.m_conditions[0].GetCreateSpectrumConditionTask();
createSpectrumConditionTask.Start();
createSpectrumConditionTask.Run();
createSpectrumConditionTask.End();
}
}
else if (this.m_conditions[1] != null && this.m_conditions[1].Done)
{
this.CacheCondition(this.m_conditions[0]);
this.m_conditions[0] = this.m_conditions[1];
this.m_conditions[1] = null;
}
else if (this.m_conditions[1] == null && this.m_conditions[0].Done && waveSpectrumConditionKey != this.m_conditions[0].Key)
{
if (this.m_conditionCache.ContainsKey(waveSpectrumConditionKey))
{
this.m_conditions[0] = this.m_conditionCache[waveSpectrumConditionKey];
this.m_conditionCache.Remove(waveSpectrumConditionKey);
}
else
{
this.m_conditions[1] = this.NewSpectrumCondition(size, this.windSpeed, this.m_ocean.windDir, this.waveAge);
IThreadedTask createSpectrumConditionTask2 = this.m_conditions[1].GetCreateSpectrumConditionTask();
this.m_scheduler.Add(createSpectrumConditionTask2);
}
}
}
public void StopWaiting(IThreadedTask task, bool run)
{
object @lock = this.m_lock;
lock (@lock)
{
if (!this.m_shutingDown)
{
this.m_waitingTasks.Remove(task);
if (run)
{
this.RunTask(task);
}
else
{
this.m_scheduledTasks.AddLast(task);
}
}
}
}
public void Run(IThreadedTask task)
{
object @lock = this.m_lock;
lock (@lock)
{
if (!this.m_shutingDown)
{
task.Scheduler = this;
if (this.TasksRanThisUpdate >= this.MaxTasksPerUpdate)
{
this.Add(task);
}
else
{
this.RunTask(task);
}
}
}
}
/// <summary>
/// Does the scheduler contain the task in any of
/// its queues.
/// </summary>
public bool Contains(IThreadedTask task)
{
if (IsScheduled(task))
{
return(true);
}
if (IsWaiting(task))
{
return(true);
}
if (IsRunning(task))
{
return(true);
}
if (IsFinishing(task))
{
return(true);
}
return(false);
}
public void Update()
{
this.TasksRanThisUpdate = 0;
this.TasksFinishedThisUpdate = 0;
this.FinishTasks();
while (this.TasksRanThisUpdate < this.MaxTasksPerUpdate)
{
if (this.ScheduledTasks() > 0)
{
IThreadedTask value = this.m_scheduledTasks.First.Value;
this.m_scheduledTasks.RemoveFirst();
this.RunTask(value);
}
this.CheckForException();
if (this.ScheduledTasks() == 0)
{
break;
}
}
this.FinishTasks();
}
/// <summary>
/// Add a task to scheduler. The task will be queued and
/// will be run when it reaches the front of queue.
/// </summary>
public void Add(IThreadedTask task)
{
lock (m_lock)
{
if (m_shutingDown)
{
return;
}
#if CETO_DEBUG_SCHEDULER
if (Contains(task))
{
throw new ArgumentException("Scheduler already contains task.");
}
if (task.Started)
{
throw new ArgumentException("Task has already been started.");
}
if (task.Ran)
{
throw new ArgumentException("Task has already been ran.");
}
if (task.Done)
{
throw new ArgumentException("Task has already been done.");
}
if (task.Cancelled)
{
throw new ArgumentException("Task has been cancelled.");
}
#endif
task.Scheduler = this;
m_scheduledTasks.AddLast(task);
}
}
private void RunTask(IThreadedTask task)
{
object @lock = this.m_lock;
lock (@lock)
{
this.TasksRanThisUpdate++;
if (!task.IsThreaded || this.DisableMultithreading)
{
task.Start();
IEnumerator enumerator = task.Run();
if (enumerator != null)
{
if (this.m_coroutine == null)
{
throw new InvalidOperationException("Scheduler trying to run a coroutine task when coroutine interface is null");
}
this.m_coroutine.RunCoroutine(enumerator);
if (!this.IsFinishing(task))
{
this.m_runningTasks.AddLast(task);
}
}
else
{
task.End();
}
}
else
{
task.Start();
this.m_runningTasks.AddLast(task);
ThreadPool.QueueUserWorkItem(new WaitCallback(this.RunThreaded), task);
}
}
}
/// <summary>
/// If a task is not running on the main thread or uses a
/// coroutine it needs to tell the scheduler when it is finished.
/// The task will then be cleaned up and have its end function called.
/// </summary>
public void Finished(IThreadedTask task)
{
lock(m_lock)
{
#if CETO_DEBUG_SCHEDULER
if (IsFinishing(task))
throw new ArgumentException("Task has already been added to finished list.");
if (IsScheduled(task))
throw new ArgumentException("Task is currently scheduled.");
if (IsWaiting(task))
throw new ArgumentException("Task is currently waiting.");
#endif
m_runningTasks.Remove(task);
if(!m_shutingDown && !task.NoFinish && !task.Cancelled)
m_finishedTasks.AddLast(task);
}
}
public Task ScheduleTask(IThreadedTask threadedTask)
{
threadedTask.Run(new DummyProgress());
return(Task.CompletedTask);
}
public void ScheduleTask(IThreadedTask threadedTask)
{
}
/// <summary>
/// Adds a task to the waiting queue. A task will stop
/// waiting on some predefined event like another task
/// finishing.
/// </summary>
public void AddWaiting(IThreadedTask task)
{
lock(m_lock)
{
if(m_shutingDown) return;
#if CETO_DEBUG_SCHEDULER
if (Contains(task))
throw new ArgumentException("Scheduler already contains task.");
if (task.Started)
throw new ArgumentException("Task has already been started.");
if (task.Ran)
throw new ArgumentException("Task has already been ran.");
if (task.Done)
throw new ArgumentException("Task has already been done.");
if (task.Cancelled)
throw new ArgumentException("Task has been cancelled.");
#endif
task.Scheduler = this;
m_waitingTasks.AddLast(task);
}
}
/// <summary>
/// Runs next task.
/// </summary>
void RunTask(IThreadedTask task)
{
lock (m_lock)
{
#if CETO_DEBUG_SCHEDULER
if (Contains(task))
{
throw new ArgumentException("Scheduler already contains task.");
}
if (task.Started)
{
throw new ArgumentException("Task has already been started.");
}
if (task.Ran)
{
throw new ArgumentException("Task has already been ran.");
}
if (task.Done)
{
throw new ArgumentException("Task has already been done.");
}
if (task.Cancelled)
{
throw new ArgumentException("Task has been cancelled.");
}
#endif
TasksRanThisUpdate++;
if (!task.IsThreaded || DisableMultithreading)
{
//Start task.
task.Start();
//Run task
IEnumerator e = task.Run();
//If task returned a enumerator
//the task is a coroutine.
if (e != null)
{
if (m_coroutine == null)
{
throw new InvalidOperationException("Scheduler trying to run a coroutine task when coroutine interface is null");
}
//Start coroutine and add to running queue if it has
//not been added to the finishing queue.
//If a task has ran quickly it may have already
//been added to the finished queue.
m_coroutine.RunCoroutine(e);
if (!IsFinishing(task))
{
m_runningTasks.AddLast(task);
}
}
else
{
//Clean up task
task.End();
}
}
else
{
//Start task
task.Start();
//Run task on separate thread
//and add to running tasks list.
m_runningTasks.AddLast(task);
ThreadPool.QueueUserWorkItem(new WaitCallback(RunThreaded), task);
}
}
}
/// <summary>
/// Does the scheduler contain the task in any of
/// its queues.
/// </summary>
public bool Contains(IThreadedTask task)
{
if(IsScheduled(task)) return true;
if(IsWaiting(task)) return true;
if(IsRunning(task)) return true;
if(IsFinishing(task)) return true;
return false;
}
/// <summary>
/// Cancel a task. Task will have its cancel function called
/// if it is cancelled. Tasks that are already running or
/// finishing can not be cancelled.
/// </summary>
public void Cancel(IThreadedTask task)
{
lock(m_lock)
{
if (m_scheduledTasks.Contains(task))
{
task.Cancel();
m_scheduledTasks.Remove(task);
}
else if (m_waitingTasks.Contains(task))
{
task.Cancel();
m_waitingTasks.Remove(task);
}
}
}
public bool Contains(IThreadedTask task)
{
return(this.IsScheduled(task) || this.IsWaiting(task) || this.IsRunning(task) || this.IsFinishing(task));
}
/// <summary>
/// Returns true if the tasks has been added to
/// the scheduler and is finishing.
/// </summary>
public bool IsFinishing(IThreadedTask task)
{
bool b;
lock(m_lock) {
b = m_finishedTasks.Contains(task);
}
return b;
}
/// <summary>
/// Returns true if the tasks has been added to
/// the scheduler and has not been run.
/// </summary>
public bool IsScheduled(IThreadedTask task)
{
bool b;
lock(m_lock) {
b = m_scheduledTasks.Contains(task);
}
return b;
}
/// <summary>
/// Returns true if the tasks has been added to
/// the scheduler and is waiting.
/// </summary>
public bool IsWaiting(IThreadedTask task)
{
bool b;
lock(m_lock) {
b = m_waitingTasks.Contains(task);
}
return b;
}
/// <summary>
/// Add a task to scheduler and run immediately.
/// </summary>
public void Run(IThreadedTask task)
{
lock(m_lock)
{
if(m_shutingDown) return;
#if CETO_DEBUG_SCHEDULER
if (Contains(task))
throw new ArgumentException("Scheduler already contains task.");
if (task.Started)
throw new ArgumentException("Task has already been started.");
if (task.Ran)
throw new ArgumentException("Task has already been ran.");
if (task.Done)
throw new ArgumentException("Task has already been done.");
if (task.Cancelled)
throw new ArgumentException("Task has been cancelled.");
#endif
task.Scheduler = this;
if (TasksRanThisUpdate >= MaxTasksPerUpdate)
Add(task);
else
RunTask(task);
}
}
/// <summary>
/// Removes a task from the waiting queue and
/// adds it to the scheduled queue were it will be run.
/// </summary>
public void StopWaiting(IThreadedTask task, bool run)
{
lock(m_lock)
{
if(m_shutingDown) return;
#if CETO_DEBUG_SCHEDULER
if (IsScheduled(task))
throw new ArgumentException("Task has already been scheduled.");
if (IsRunning(task))
throw new ArgumentException("Task is currently running.");
if (IsFinishing(task))
throw new ArgumentException("Task is currently finishing.");
if (task.Started)
throw new ArgumentException("Task has already been started.");
if (task.Ran)
throw new ArgumentException("Task has already been ran.");
if (task.Done)
throw new ArgumentException("Task has already been done.");
if (task.Cancelled)
throw new ArgumentException("Task has been cancelled.");
#endif
m_waitingTasks.Remove(task);
if(run)
RunTask(task);
else
m_scheduledTasks.AddLast(task);
}
}
/// <summary>
/// Runs next task.
/// </summary>
void RunTask(IThreadedTask task)
{
lock(m_lock)
{
#if CETO_DEBUG_SCHEDULER
if (Contains(task))
throw new ArgumentException("Scheduler already contains task.");
if (task.Started)
throw new ArgumentException("Task has already been started.");
if (task.Ran)
throw new ArgumentException("Task has already been ran.");
if (task.Done)
throw new ArgumentException("Task has already been done.");
if (task.Cancelled)
throw new ArgumentException("Task has been cancelled.");
#endif
TasksRanThisUpdate++;
if (!task.IsThreaded || DisableMultithreading)
{
//Start task.
task.Start();
//Run task
IEnumerator e = task.Run();
//If task returned a enumerator
//the task is a coroutine.
if(e != null)
{
if(m_coroutine == null)
throw new InvalidOperationException("Scheduler trying to run a coroutine task when coroutine interface is null");
//Start coroutine and add to running queue if it has
//not been added to the finishing queue.
//If a task has ran quickly it may have already
//been added to the finished queue.
m_coroutine.RunCoroutine(e);
if(!IsFinishing(task))
{
m_runningTasks.AddLast(task);
}
}
else
{
//Clean up task
task.End();
}
}
else
{
//Start task
task.Start();
//Run task on separate thread
//and add to running tasks list.
m_runningTasks.AddLast(task);
ThreadPool.QueueUserWorkItem(new WaitCallback(RunThreaded), task);
}
}
}
