public void RunThread(object n)
{
int number = (int)n;
Debug.Log("Started pathfinding thread #" + number);
secondWatch.Start();
while (Run)
{
try
{
if (secondWatch.ElapsedMilliseconds >= 1000)
{
secondWatch.Reset();
secondWatch.Start();
AproximateWork = Mathf.Clamp01(TimeThisSecond / 1000f);
TimeThisSecond = 0;
}
int count = Queue.Count;
if (count == 0)
{
Thread.Sleep(IDLE_SLEEP);
}
else
{
// Lock to prevent simultaneous read and write.
PathfindingRequest request;
lock (manager.QueueLock)
{
request = Queue.Dequeue();
}
if (request == null)
{
// Very ocassionally happens. Nothing to worry about :)
continue;
}
if (request.ReturnEvent == null)
{
// Object that requested it has been destroyed. No need to calculate path.
continue;
}
List <PNode> l;
watch.Reset();
watch.Start();
var result = Pathfinder.Run(request.StartX, request.StartY, request.EndX, request.EndY, manager.Provider, request.ExistingList, out l);
watch.Stop();
LatestTime = watch.ElapsedMilliseconds;
TimeThisSecond += LatestTime;
// Got the results, now enqueue them to be given back to the main thread. The method automatically locks.
manager.AddResponse(new PathReturn()
{
Callback = request.ReturnEvent, Path = l, Result = result
});
}
}
catch (Exception e)
{
Debug.Log("Exception in pathfinding thread #" + number + "! Execution on this thread will attempt to continue as normal. See:");
Debug.LogError(e);
}
}
secondWatch.Stop();
Debug.Log("Stopped pathfinding thread #" + number);
}
