hondacrx
106 lines
2.7 KiB
C#
106 lines
2.7 KiB
C#
/*
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* Copyright (C) 2012-2018 CypherCore <http://github.com/CypherCore>
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*
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* This program is free software: you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation, either version 3 of the License, or
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* (at your option) any later version.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with this program. If not, see <http://www.gnu.org/licenses/>.
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*/
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using System;
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using System.Collections.Generic;
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using System.Threading;
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namespace Game.Maps
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{
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public class MapUpdater : IDisposable
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{
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public MapUpdater(int numThreads)
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{
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_queue = new Queue<MapUpdateRequest>();
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autoResetEvent = new AutoResetEvent[numThreads];
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for (var i = 0; i < numThreads; ++i)
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{
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autoResetEvent[i] = new AutoResetEvent(false);
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ThreadPool.QueueUserWorkItem(new WaitCallback(OnEnqueue), autoResetEvent[i]);
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}
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}
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public void Enqueue(Map map, uint diff)
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{
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lock (_syncLock)
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{
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_queue.Enqueue(new MapUpdateRequest(map, diff));
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Monitor.PulseAll(_syncLock);
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}
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}
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protected void OnEnqueue(object state)
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{
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while (true)
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{
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lock (_syncLock)
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{
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if (_queue.Count == 0)
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{
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((AutoResetEvent)state).Set();
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Monitor.Wait(_syncLock);
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}
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if (_queue.Count > 0)
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{
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_queue.Dequeue().Call();
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}
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}
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}
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}
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public void Wait()
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{
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WaitHandle.WaitAll(autoResetEvent);
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}
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public void Dispose()
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{
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lock (_syncLock)
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{
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Monitor.PulseAll(_syncLock);
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}
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}
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private Queue<MapUpdateRequest> _queue;
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private object _syncLock = new object();
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private AutoResetEvent[] autoResetEvent;
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}
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public class MapUpdateRequest
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{
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Map m_map;
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uint m_diff;
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public MapUpdateRequest(Map m, uint d)
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{
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m_map = m;
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m_diff = d;
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}
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public void Call()
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{
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m_map.Update(m_diff);
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}
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public uint GetId()
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{
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return m_map.GetId();
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}
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}
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} |