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/*
* Copyright (C) 2005-2009 MaNGOS <http://getmangos.com/>
*
* Copyright (C) 2008-2009 Trinity <http://www.trinitycore.org/>
*
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation; either version 2 of the License, or
* (at your option) any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program; if not, write to the Free Software
* Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
*/
/** \file
\ingroup Trinityd
*/
#include "WorldSocketMgr.h"
#include "Common.h"
#include "World.h"
#include "WorldRunnable.h"
#include "Timer.h"
#include "ObjectAccessor.h"
#include "MapManager.h"
#include "BattleGroundMgr.h"
#include "Database/DatabaseEnv.h"
#if (defined(WIN32) || defined(SHORT_SLEEP))
#define WORLD_SLEEP_CONST 50
#else
#define WORLD_SLEEP_CONST 100 //Is this still needed?? [On linux some time ago not working 50ms]
#endif
#ifdef WIN32
#include "ServiceWin32.h"
extern int m_ServiceStatus;
#endif
/// Heartbeat for the World
void WorldRunnable::run()
{
///- Init new SQL thread for the world database
WorldDatabase.ThreadStart(); // let thread do safe mySQL requests (one connection call enough)
CharacterDatabase.ThreadStart();
LoginDatabase.ThreadStart();
sWorld.InitResultQueue();
uint32 realCurrTime = 0;
uint32 realPrevTime = getMSTime();
uint32 prevSleepTime = 0; // used for balanced full tick time length near WORLD_SLEEP_CONST
///- While we have not World::m_stopEvent, update the world
while (!World::IsStopped())
{
++World::m_worldLoopCounter;
realCurrTime = getMSTime();
uint32 diff = getMSTimeDiff(realPrevTime,realCurrTime);
sWorld.Update( diff );
realPrevTime = realCurrTime;
// diff (D0) include time of previous sleep (d0) + tick time (t0)
// we want that next d1 + t1 == WORLD_SLEEP_CONST
// we can't know next t1 and then can use (t0 + d1) == WORLD_SLEEP_CONST requirement
// d1 = WORLD_SLEEP_CONST - t0 = WORLD_SLEEP_CONST - (D0 - d0) = WORLD_SLEEP_CONST + d0 - D0
if (diff <= WORLD_SLEEP_CONST+prevSleepTime)
{
prevSleepTime = WORLD_SLEEP_CONST+prevSleepTime-diff;
ZThread::Thread::sleep(prevSleepTime);
}
else
prevSleepTime = 0;
#ifdef WIN32
if (m_ServiceStatus == 0) World::StopNow(SHUTDOWN_EXIT_CODE);
while (m_ServiceStatus == 2) Sleep(1000);
#endif
}
sWorld.KickAll(); // save and kick all players
sWorld.UpdateSessions( 1 ); // real players unload required UpdateSessions call
// unload battleground templates before different singletons destroyed
sBattleGroundMgr.DeleteAllBattleGrounds();
sWorldSocketMgr->StopNetwork();
MapManager::Instance().UnloadAll(); // unload all grids (including locked in memory)
///- End the database thread
WorldDatabase.ThreadEnd(); // free mySQL thread resources
CharacterDatabase.ThreadStart();
LoginDatabase.ThreadEnd();
}
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