/// <summary>
/// Sets up a Fiber to run with the given host and routine.
/// </summary>
public Routine Initialize(MonoBehaviour inHost, IEnumerator inStart, bool inChained)
{
if (Manager.DebugMode && !(inStart is IDisposable))
{
throw new ArgumentException("IEnumerators must also implement IDisposable.");
}
m_Counter = (byte)(m_Counter == byte.MaxValue ? 1 : m_Counter + 1);
m_Handle = (Routine)Table.GenerateID(Index, m_Counter);
m_Host = inHost;
m_HostIdentity = RoutineIdentity.Find(m_Host.gameObject);
m_WaitTime = 0;
m_UnityWait = null;
m_Name = null;
Priority = 0;
m_GroupMask = ReferenceEquals(m_HostIdentity, null) ? 0 : 1 << m_HostIdentity.Group;
// Chained routines are always hosted on the manager
if (inChained)
{
m_Chained = m_HostedByManager = true;
}
if (!inChained && ReferenceEquals(inHost, Manager))
{
m_HostedByManager = true;
}
if (!ReferenceEquals(m_HostIdentity, null))
{
m_HasIdentity = true;
}
m_TimeScale = 1.0f;
m_RootFunction = inStart;
m_Stack[m_StackPosition = 0] = inStart;
IRoutineEnumerator callback = inStart as IRoutineEnumerator;
if (callback != null)
{
if (!callback.OnRoutineStart())
{
ClearStack();
Stop();
}
}
return(m_Handle);
}
/// <summary>
/// Runs the Fiber one frame.
/// Will dispose itself if requested.
/// Returns if still running.
/// </summary>
public bool Run()
{
if ((uint)m_Handle == 0)
{
return(false);
}
if (m_Disposing || (!m_HostedByManager && !m_Host))
{
Dispose();
return(false);
}
if (IsPaused() || m_UnityWait != null)
{
return(true);
}
ApplyDeltaTime();
if (m_WaitTime > 0)
{
m_WaitTime -= Manager.Frame.DeltaTime;
if (m_WaitTime > 0)
{
return(true);
}
}
IEnumerator current = m_Stack[m_StackPosition];
bool bMovedNext = current.MoveNext();
// Don't check for the object being destroyed.
// Destroy won't go into effect until after
// all the Fibers are done processing anyways.
if (m_Disposing)
{
Dispose();
return(false);
}
if (bMovedNext)
{
object result = current.Current;
if (result == null)
{
return(true);
}
IntPtr resultType = result.GetType().TypeHandle.Value;
// Check all the easy-to-identify result types
if (resultType == TYPEHANDLE_INT)
{
m_WaitTime = (int)result;
return(true);
}
if (resultType == TYPEHANDLE_FLOAT)
{
m_WaitTime = (float)result;
return(true);
}
if (resultType == TYPEHANDLE_ROUTINE)
{
IEnumerator waitSequence = ((Routine)result).Wait();
if (waitSequence != null)
{
if (m_StackPosition == m_StackSize - 1)
{
Array.Resize(ref m_Stack, m_StackSize *= 2);
}
m_Stack[++m_StackPosition] = waitSequence;
}
return(true);
}
if (resultType == TYPEHANDLE_WWW)
{
m_UnityWait = Manager.Host.StartCoroutine(UnityWait((WWW)result));
return(true);
}
if (resultType == TYPEHANDLE_COMMAND)
{
Routine.Command c = (Routine.Command)result;
switch (c)
{
case Routine.Command.Pause:
Pause();
return(true);
case Routine.Command.Stop:
Stop();
Dispose();
return(false);
}
return(true);
}
// Check for the subclassable types
CustomYieldInstruction customInstruction = result as CustomYieldInstruction;
if (customInstruction != null)
{
m_UnityWait = Manager.Host.StartCoroutine(UnityWait(customInstruction));
return(true);
}
YieldInstruction instruction = result as YieldInstruction;
if (instruction != null)
{
m_UnityWait = Manager.Host.StartCoroutine(UnityWait(instruction));
return(true);
}
IEnumerator enumerator = result as IEnumerator;
if (enumerator != null)
{
// Check if we need to resize the stack
if (m_StackPosition == m_StackSize - 1)
{
Array.Resize(ref m_Stack, m_StackSize *= 2);
}
m_Stack[++m_StackPosition] = enumerator;
IRoutineEnumerator callback = enumerator as IRoutineEnumerator;
if (callback != null)
{
bool bContinue = callback.OnRoutineStart();
if (!bContinue)
{
Dispose();
}
return(bContinue);
}
return(true);
}
}
else
{
m_Stack[m_StackPosition--] = null;
((IDisposable)current).Dispose();
if (m_StackPosition < 0)
{
Dispose();
return(false);
}
}
return(true);
}
