* Even more restructuring of the game library.
--HG-- branch : trunk
This commit is contained in:
XTZGZoReX
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/*
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* Copyright (C) 2005-2009 MaNGOS <http://getmangos.com/>
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*
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* Copyright (C) 2008-2010 Trinity <http://www.trinitycore.org/>
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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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#ifndef TRINITY_OBJECTACCESSOR_H
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#define TRINITY_OBJECTACCESSOR_H
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#include "Platform/Define.h"
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#include "Policies/Singleton.h"
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#include <ace/Thread_Mutex.h>
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#include "Utilities/UnorderedMap.h"
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#include "Policies/ThreadingModel.h"
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#include "UpdateData.h"
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#include "GridDefines.h"
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#include "Object.h"
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#include "Player.h"
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#include <set>
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class Creature;
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class Corpse;
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class Unit;
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class GameObject;
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class DynamicObject;
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class WorldObject;
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class Map;
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template <class T>
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class HashMapHolder
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{
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public:
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typedef UNORDERED_MAP<uint64, T*> MapType;
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typedef ACE_Thread_Mutex LockType;
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typedef Trinity::GeneralLock<LockType> Guard;
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static void Insert(T* o)
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{
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Guard guard(i_lock);
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m_objectMap[o->GetGUID()] = o;
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}
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static void Remove(T* o)
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{
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Guard guard(i_lock);
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m_objectMap.erase(o->GetGUID());
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}
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static T* Find(uint64 guid)
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{
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Guard guard(i_lock);
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typename MapType::iterator itr = m_objectMap.find(guid);
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return (itr != m_objectMap.end()) ? itr->second : NULL;
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}
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static MapType& GetContainer() { return m_objectMap; }
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static LockType* GetLock() { return &i_lock; }
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private:
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//Non instanceable only static
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HashMapHolder() {}
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static LockType i_lock;
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static MapType m_objectMap;
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};
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class ObjectAccessor : public Trinity::Singleton<ObjectAccessor, Trinity::ClassLevelLockable<ObjectAccessor, ACE_Thread_Mutex> >
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{
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friend class Trinity::OperatorNew<ObjectAccessor>;
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ObjectAccessor();
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~ObjectAccessor();
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ObjectAccessor(const ObjectAccessor&);
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ObjectAccessor& operator=(const ObjectAccessor&);
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public:
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typedef UNORDERED_MAP<uint64, Corpse*> Player2CorpsesMapType;
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typedef UNORDERED_MAP<Player*, UpdateData>::value_type UpdateDataValueType;
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template<class T> static T* GetObjectInWorld(uint64 guid, T* /*fake*/)
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{
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return HashMapHolder<T>::Find(guid);
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}
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static Unit* GetObjectInWorld(uint64 guid, Unit* /*fake*/)
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{
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if (!guid)
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return NULL;
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if (IS_PLAYER_GUID(guid))
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{
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Unit* u = (Unit*)HashMapHolder<Player>::Find(guid);
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if (!u || !u->IsInWorld())
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return NULL;
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return u;
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}
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if (IS_PET_GUID(guid))
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return (Unit*)HashMapHolder<Pet>::Find(guid);
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return (Unit*)HashMapHolder<Creature>::Find(guid);
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}
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static Unit* GetUnitInOrOutOfWorld(uint64 guid, Unit* /*fake*/)
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{
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if (!guid)
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return NULL;
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if (IS_PLAYER_GUID(guid))
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{
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Unit* u = (Unit*)HashMapHolder<Player>::Find(guid);
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if (!u)
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return NULL;
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return u;
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}
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// Other object types than player are unloaded while out of world
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return GetObjectInWorld(guid, (Unit*)NULL);
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}
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template<class T> static T* GetObjectInWorld(uint32 mapid, float x, float y, uint64 guid, T* /*fake*/)
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{
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T* obj = HashMapHolder<T>::Find(guid);
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if (!obj || obj->GetMapId() != mapid)
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return NULL;
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CellPair p = Trinity::ComputeCellPair(x, y);
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if (p.x_coord >= TOTAL_NUMBER_OF_CELLS_PER_MAP || p.y_coord >= TOTAL_NUMBER_OF_CELLS_PER_MAP)
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{
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sLog.outError("ObjectAccessor::GetObjectInWorld: invalid coordinates supplied X:%f Y:%f grid cell [%u:%u]", x, y, p.x_coord, p.y_coord);
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return NULL;
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}
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CellPair q = Trinity::ComputeCellPair(obj->GetPositionX(), obj->GetPositionY());
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if (q.x_coord >= TOTAL_NUMBER_OF_CELLS_PER_MAP || q.y_coord >= TOTAL_NUMBER_OF_CELLS_PER_MAP)
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{
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sLog.outError("ObjectAccessor::GetObjecInWorld: object (GUID: %u TypeId: %u) has invalid coordinates X:%f Y:%f grid cell [%u:%u]", obj->GetGUIDLow(), obj->GetTypeId(), obj->GetPositionX(), obj->GetPositionY(), q.x_coord, q.y_coord);
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return NULL;
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}
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int32 dx = int32(p.x_coord) - int32(q.x_coord);
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int32 dy = int32(p.y_coord) - int32(q.y_coord);
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if (dx > -2 && dx < 2 && dy > -2 && dy < 2)
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return obj;
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else
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return NULL;
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}
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static WorldObject* GetWorldObject(WorldObject const&, uint64);
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static Object* GetObjectByTypeMask(WorldObject const&, uint64, uint32 typemask);
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static Creature* GetCreatureOrPetOrVehicle(WorldObject const&, uint64);
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static Unit* GetUnit(WorldObject const&, uint64 guid) { return GetObjectInWorld(guid, (Unit*)NULL); }
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static Unit* GetUnitInOrOutOfWorld(WorldObject const&, uint64 guid) { return GetUnitInOrOutOfWorld(guid, (Unit*)NULL); }
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static Pet* GetPet(Unit const&, uint64 guid) { return GetPet(guid); }
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static Player* GetPlayer(Unit const&, uint64 guid) { return FindPlayer(guid); }
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static Corpse* GetCorpse(WorldObject const& u, uint64 guid);
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static Pet* GetPet(uint64 guid);
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static Player* FindPlayer(uint64);
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Player* FindPlayerByName(const char* name) ;
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// when using this, you must use the hashmapholder's lock
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HashMapHolder<Player>::MapType& GetPlayers()
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{
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return HashMapHolder<Player>::GetContainer();
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}
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// when using this, you must use the hashmapholder's lock
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HashMapHolder<Creature>::MapType& GetCreatures()
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{
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return HashMapHolder<Creature>::GetContainer();
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}
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// when using this, you must use the hashmapholder's lock
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HashMapHolder<GameObject>::MapType& GetGameObjects()
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{
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return HashMapHolder<GameObject>::GetContainer();
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}
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template<class T> void AddObject(T* object)
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{
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HashMapHolder<T>::Insert(object);
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}
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template<class T> void RemoveObject(T* object)
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{
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HashMapHolder<T>::Remove(object);
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}
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void RemoveObject(Player* pl)
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{
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HashMapHolder<Player>::Remove(pl);
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RemoveUpdateObject((Object*)pl);
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}
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void SaveAllPlayers();
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void AddUpdateObject(Object* obj)
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{
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Guard guard(i_updateGuard);
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i_objects.insert(obj);
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}
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void RemoveUpdateObject(Object* obj)
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{
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Guard guard(i_updateGuard);
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i_objects.erase(obj);
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}
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void Update(uint32 diff);
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Corpse* GetCorpseForPlayerGUID(uint64 guid);
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void RemoveCorpse(Corpse* corpse);
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void AddCorpse(Corpse* corpse);
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void AddCorpsesToGrid(GridPair const& gridpair, GridType& grid, Map* map);
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Corpse* ConvertCorpseForPlayer(uint64 player_guid, bool insignia = false);
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typedef ACE_Thread_Mutex LockType;
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typedef Trinity::GeneralLock<LockType> Guard;
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private:
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Player2CorpsesMapType i_player2corpse;
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static void _buildChangeObjectForPlayer(WorldObject*, UpdateDataMapType&);
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static void _buildPacket(Player*, Object*, UpdateDataMapType&);
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void _update();
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std::set<Object*> i_objects;
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LockType i_updateGuard;
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LockType i_corpseGuard;
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};
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#endif
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