dvander@1084: /**
dvander@1084:  * vim: set ts=4 :
ds@1330:  * =============================================================================
dvander@1231:  * SourceMod
ds@1947:  * Copyright (C) 2004-2008 AlliedModders LLC.  All rights reserved.
ds@1330:  * =============================================================================
dvander@1084:  *
ds@1330:  * This program is free software; you can redistribute it and/or modify it under
ds@1330:  * the terms of the GNU General Public License, version 3.0, as published by the
ds@1330:  * Free Software Foundation.
dvander@1231:  * 
ds@1330:  * This program is distributed in the hope that it will be useful, but WITHOUT
ds@1330:  * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS
ds@1330:  * FOR A PARTICULAR PURPOSE.  See the GNU General Public License for more
ds@1330:  * details.
dvander@1231:  *
ds@1330:  * You should have received a copy of the GNU General Public License along with
ds@1330:  * this program.  If not, see <http://www.gnu.org/licenses/>.
dvander@1231:  *
ds@1330:  * As a special exception, AlliedModders LLC gives you permission to link the
ds@1330:  * code of this program (as well as its derivative works) to "Half-Life 2," the
ds@1330:  * "Source Engine," the "SourcePawn JIT," and any Game MODs that run on software
ds@1330:  * by the Valve Corporation.  You must obey the GNU General Public License in
ds@1330:  * all respects for all other code used.  Additionally, AlliedModders LLC grants
ds@1330:  * this exception to all derivative works.  AlliedModders LLC defines further
ds@1330:  * exceptions, found in LICENSE.txt (as of this writing, version JULY-31-2007),
ds@1330:  * or <http://www.sourcemod.net/license.php>.
dvander@1084:  *
dvander@1084:  * Version: $Id$
dvander@1084:  */
dvander@1084: 
dvander@1084: #ifndef _INCLUDE_SOURCEMOD_THREADWORKER_H
dvander@1084: #define _INCLUDE_SOURCEMOD_THREADWORKER_H
dvander@1084: 
dvander@1084: #include "BaseWorker.h"
dvander@1084: 
dvander@2163: #define DEFAULT_THINK_TIME_MS	50
dvander@1084: 
dvander@1084: class ThreadWorker : public BaseWorker, public IThread
dvander@1084: {
dvander@1084: public:
dvander@1090: 	ThreadWorker(IThreadWorkerCallbacks *hooks);
dvander@1090: 	ThreadWorker(IThreadWorkerCallbacks *hooks, IThreader *pThreader, unsigned int thinktime=DEFAULT_THINK_TIME_MS);
dvander@1084: 	virtual ~ThreadWorker();
dvander@1084: public:	//IThread
dvander@1084: 	virtual void OnTerminate(IThreadHandle *pHandle, bool cancel);
dvander@1084: 	virtual void RunThread(IThreadHandle *pHandle);
dvander@1084: public:	//IWorker
dvander@1084: 	//Controls the worker
dvander@1084: 	virtual bool Pause();
dvander@1084: 	virtual bool Unpause();
dvander@1084: 	virtual bool Start();
dvander@1084: 	virtual bool Stop(bool flush_cancel);
dvander@1084: 	//returns status and number of threads in queue
dvander@1084: 	virtual WorkerState GetStatus(unsigned int *numThreads);
dvander@1084: public:	//BaseWorker
dvander@1084: 	virtual void AddThreadToQueue(SWThreadHandle *pHandle);
dvander@1084: 	virtual SWThreadHandle *PopThreadFromQueue();
dvander@1084: protected:
dvander@1084: 	IThreader *m_Threader;
dvander@1084: 	IMutex *m_QueueLock;
dvander@1084: 	IMutex *m_StateLock;
dvander@1084: 	IEventSignal *m_PauseSignal;
dvander@1084: 	IEventSignal *m_AddSignal;
dvander@1084: 	IThreadHandle *me;
dvander@1084: 	unsigned int m_think_time;
dvander@1084: 	volatile bool m_Waiting;
dvander@1084: 	volatile bool m_FlushType;
dvander@1084: };
dvander@1084: 
dvander@1084: #endif //_INCLUDE_SOURCEMOD_THREADWORKER_H