123 lines
2.9 KiB
C++
123 lines
2.9 KiB
C++
/**
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* MaNGOS is a full featured server for World of Warcraft, supporting
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* the following clients: 1.12.x, 2.4.3, 3.3.5a, 4.3.4a and 5.4.8
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*
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* Copyright (C) 2005-2018 MaNGOS project <https://getmangos.eu>
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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 2 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, write to the Free Software
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* Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
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*
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* World of Warcraft, and all World of Warcraft or Warcraft art, images,
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* and lore are copyrighted by Blizzard Entertainment, Inc.
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*/
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#include "MapUpdater.h"
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#include "DelayExecutor.h"
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#include "Map.h"
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#include "DatabaseEnv.h"
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#include <ace/Guard_T.h>
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#include <ace/Method_Request.h>
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class MapUpdateRequest : public ACE_Method_Request
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{
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private:
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Map& m_map;
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MapUpdater& m_updater;
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ACE_UINT32 m_diff;
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public:
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MapUpdateRequest(Map& m, MapUpdater& u, ACE_UINT32 d)
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: m_map(m), m_updater(u), m_diff(d)
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{
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}
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virtual int call()
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{
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m_map.Update (m_diff);
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m_updater.update_finished();
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return 0;
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}
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};
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MapUpdater::MapUpdater():
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m_executor(), m_mutex(), m_condition(m_mutex), pending_requests(0)
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{
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}
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MapUpdater::~MapUpdater()
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{
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deactivate();
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}
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int MapUpdater::activate(size_t num_threads)
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{
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return m_executor.activate((int)num_threads);
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}
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int MapUpdater::deactivate()
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{
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wait();
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return m_executor.deactivate();
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}
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int MapUpdater::wait()
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{
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ACE_GUARD_RETURN(ACE_Thread_Mutex, guard, m_mutex, -1);
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while (pending_requests > 0)
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m_condition.wait();
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return 0;
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}
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int MapUpdater::schedule_update(Map& map, ACE_UINT32 diff)
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{
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ACE_GUARD_RETURN(ACE_Thread_Mutex, guard, m_mutex, -1);
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++pending_requests;
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if (m_executor.execute(new MapUpdateRequest(map, *this, diff)) == -1)
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{
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ACE_DEBUG((LM_ERROR, ACE_TEXT("(%t) \n"), ACE_TEXT("Failed to schedule Map Update")));
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--pending_requests;
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return -1;
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}
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return 0;
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}
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bool MapUpdater::activated()
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{
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return m_executor.activated();
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}
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void MapUpdater::update_finished()
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{
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ACE_GUARD(ACE_Thread_Mutex, guard, m_mutex);
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if (pending_requests == 0)
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{
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ACE_ERROR((LM_ERROR, ACE_TEXT("(%t)\n"), ACE_TEXT("MapUpdater::update_finished BUG, report to devs")));
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return;
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}
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--pending_requests;
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m_condition.broadcast();
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} |