自学教程：C++ GetZoneId函数代码示例

void Corpse::SaveToDB(){    // prevent DB data inconsistence problems and duplicates    CharacterDatabase.BeginTransaction();    DeleteFromDB();    std::ostringstream ss;    ss  << "INSERT INTO corpse (guid,player,position_x,position_y,position_z,orientation,zone,map,data,time,corpse_type,instance,phaseMask) VALUES ("        << GetGUIDLow() << ", "        << GUID_LOPART(GetOwnerGUID()) << ", "        << GetPositionX() << ", "        << GetPositionY() << ", "        << GetPositionZ() << ", "        << GetOrientation() << ", "        << GetZoneId() << ", "        << GetMapId() << ", '";    for (uint16 i = 0; i < m_valuesCount; ++i)        ss << GetUInt32Value(i) << " ";    ss  << "',"        << uint64(m_time) <<", "        << uint32(GetType()) << ", "        << int(GetInstanceId()) << ", "        << uint16(GetPhaseMask()) << ")";           // prevent out of range error    CharacterDatabase.Execute(ss.str().c_str());    CharacterDatabase.CommitTransaction();}

void Corpse::SaveToDB(){    // bones should not be saved to DB (would be deleted on startup anyway)    MANGOS_ASSERT(GetType() != CORPSE_BONES);    // prevent DB data inconsistence problems and duplicates    CharacterDatabase.BeginTransaction();    DeleteFromDB();    std::ostringstream ss;    ss  << "INSERT INTO corpse (guid,player,position_x,position_y,position_z,orientation,zone,map,data,time,corpse_type,instance) VALUES ("        << GetGUIDLow() << ", "        << GUID_LOPART(GetOwnerGUID()) << ", "        << GetPositionX() << ", "        << GetPositionY() << ", "        << GetPositionZ() << ", "        << GetOrientation() << ", "        << GetZoneId() << ", "        << GetMapId() << ", '";    for(uint16 i = 0; i < m_valuesCount; ++i)        ss << GetUInt32Value(i) << " ";    ss  << "',"        << uint64(m_time) <<", "        << uint32(GetType()) << ", "        << int(GetInstanceId()) << ")";    CharacterDatabase.Execute( ss.str().c_str() );    CharacterDatabase.CommitTransaction();}

void Creature::SaveToDB(){	std::stringstream ss;    ss << "DELETE FROM creatures WHERE id=" << GetGUIDLow();    sDatabase.Execute(ss.str().c_str());    ss.rdbuf()->str("");    ss << "INSERT INTO creatures (id, mapId, zoneId, name_id, positionX, positionY, positionZ, orientation, data) VALUES ( "        << GetGUIDLow() << ", "        << GetMapId() << ", "        << GetZoneId() << ", "        << GetUInt32Value(OBJECT_FIELD_ENTRY) << ", "        << m_positionX << ", "        << m_positionY << ", "        << m_positionZ << ", "        << m_orientation << ", '";    for( uint16 index = 0; index < m_valuesCount; index ++ )        ss << GetUInt32Value(index) << " ";	ss << "/")";    sDatabase.Execute( ss.str( ).c_str( ) );    }

void Corpse::SaveToDB(){    // prevent DB data inconsistence problems and duplicates    RealmDataDatabase.BeginTransaction();    DeleteFromDB();    static SqlStatementID saveCorpse;    SqlStatement stmt = RealmDataDatabase.CreateStatement(saveCorpse, "INSERT INTO corpse (guid,player,position_x,position_y,position_z,orientation,zone,map,data,time,corpse_type,instance) VALUES (?, ?, ?, ?, ?, ?, ?, ?, ?, ?, ?, ?)");    stmt.addUInt64(GetGUIDLow());    stmt.addUInt64(GUID_LOPART(GetOwnerGUID()));    stmt.addFloat(GetPositionX());    stmt.addFloat(GetPositionY());    stmt.addFloat(GetPositionZ());    stmt.addFloat(GetOrientation());    stmt.addUInt32(GetZoneId());    stmt.addUInt32(GetMapId());    stmt.addString(GetUInt32ValuesString());    stmt.addUInt64(m_time);    stmt.addUInt32(GetType());    stmt.addInt32(GetInstanceId());    stmt.Execute();    RealmDataDatabase.CommitTransaction();}

void Corpse::SaveToDB(){    // prevent DB data inconsistence problems and duplicates    SQLTransaction trans = CharacterDatabase.BeginTransaction();    DeleteFromDB(trans);    std::ostringstream ss;    ss  << "INSERT INTO corpse (guid,player,position_x,position_y,position_z,orientation,zone,map,displayId,itemCache,bytes1,bytes2,guild,flags,dynFlags,time,corpse_type,instance,phaseMask) VALUES ("        << GetGUIDLow() << ", "        << GUID_LOPART(GetOwnerGUID()) << ", "        << GetPositionX() << ", "        << GetPositionY() << ", "        << GetPositionZ() << ", "        << GetOrientation() << ", "        << GetZoneId() << ", "        << GetMapId() << ", "        << GetUInt32Value(CORPSE_FIELD_DISPLAY_ID) << ", '";    for (uint16 i = 0; i < EQUIPMENT_SLOT_END; ++i)        ss << GetUInt32Value(CORPSE_FIELD_ITEM+i) << " ";    ss  << "', "        << GetUInt32Value(CORPSE_FIELD_BYTES_1) << ", "        << GetUInt32Value(CORPSE_FIELD_BYTES_2) << ", "        << GetUInt32Value(CORPSE_FIELD_GUILD) << ", "        << GetUInt32Value(CORPSE_FIELD_FLAGS) << ", "        << GetUInt32Value(CORPSE_FIELD_DYNAMIC_FLAGS) << ", "        << uint64(m_time) << ", "        << uint32(GetType()) << ", "        << int(GetInstanceId()) << ", "        << uint16(GetPhaseMask()) << ")";           // prevent out of range error    trans->Append(ss.str().c_str());    CharacterDatabase.CommitTransaction(trans);}

void Battlefield::KickPlayerFromBattlefield(uint64 guid){    if (Player* player = ObjectAccessor::FindPlayer(guid))    {        if (player->GetZoneId() == GetZoneId() && !player->IsGameMaster())            player->TeleportTo(KickPosition);    }}

void Battlefield::KickAfkPlayers(){    // xinef: optimization, dont lookup player twice    for (uint8 team = 0; team < BG_TEAMS_COUNT; ++team)        for (GuidSet::const_iterator itr = m_PlayersInWar[team].begin(); itr != m_PlayersInWar[team].end(); ++itr)            if (Player* player = ObjectAccessor::FindPlayer(*itr))                if (player->isAFK() && player->GetZoneId() == GetZoneId() && !player->IsGameMaster())                    player->TeleportTo(KickPosition);}

/////////////////// Summoned Go's//guardians are temporary spawn that will inherit master faction and will follow them. Apart from that they have their own mindUnit* GameObject::CreateTemporaryGuardian(uint32 guardian_entry,uint32 duration,float angle, Unit* u_caster, uint8 Slot){	CreatureProto * proto = CreatureProtoStorage.LookupEntry(guardian_entry);	CreatureInfo * info = CreatureNameStorage.LookupEntry(guardian_entry);	if(!proto || !info)	{		OUT_DEBUG("Warning : Missing summon creature template %u !",guardian_entry);		return NULL;	}	uint32 lvl = u_caster->getLevel();	LocationVector v = GetPositionNC();	float m_followAngle = angle + v.o;	float x = v.x +(3*(cosf(m_followAngle)));	float y = v.y +(3*(sinf(m_followAngle)));	Creature* p = NULL;	p = GetMapMgr()->CreateCreature(guardian_entry);	if(p == NULL)		return NULL;	p->SetInstanceID(GetMapMgr()->GetInstanceID());	p->Load(proto, x, y, v.z, angle);	if (lvl != 0)	{		/* power */		p->SetPowerType(POWER_TYPE_MANA);		p->SetUInt32Value(UNIT_FIELD_MAXPOWER1,p->GetUInt32Value(UNIT_FIELD_MAXPOWER1)+28+10*lvl);		p->SetUInt32Value(UNIT_FIELD_POWER1,p->GetUInt32Value(UNIT_FIELD_POWER1)+28+10*lvl);		/* health */		p->SetUInt32Value(UNIT_FIELD_MAXHEALTH,p->GetUInt32Value(UNIT_FIELD_MAXHEALTH)+28+30*lvl);		p->SetUInt32Value(UNIT_FIELD_HEALTH,p->GetUInt32Value(UNIT_FIELD_HEALTH)+28+30*lvl);		/* level */		p->SetUInt32Value(UNIT_FIELD_LEVEL, lvl);	}	p->SetSummonedByGUID(GetGUID());    p->SetCreatedByGUID(GetGUID());    p->SetZoneId(GetZoneId());	p->SetUInt32Value(UNIT_FIELD_FACTIONTEMPLATE,u_caster->GetUInt32Value(UNIT_FIELD_FACTIONTEMPLATE));	p->_setFaction();	p->GetAIInterface()->Init(p,AITYPE_PET,MOVEMENTTYPE_NONE,u_caster);	p->GetAIInterface()->SetUnitToFollow(TO_UNIT(this));	p->GetAIInterface()->SetUnitToFollowAngle(angle);	p->GetAIInterface()->SetFollowDistance(3.0f);	p->PushToWorld(GetMapMgr());	if(duration)		sEventMgr.AddEvent(TO_UNIT(this), &Unit::SummonExpireSlot,Slot, EVENT_SUMMON_EXPIRE, duration, 1,EVENT_FLAG_DO_NOT_EXECUTE_IN_WORLD_CONTEXT );	return p;}

void GameObject::getFishLoot(Loot *fishloot){    fishloot->clear();    uint32 subzone = GetAreaId();    // if subzone loot exist use it    if(LootTemplates_Fishing.HaveLootFor(subzone))        fishloot->FillLoot(subzone, LootTemplates_Fishing, NULL);    // else use zone loot    else        fishloot->FillLoot(GetZoneId(), LootTemplates_Fishing, NULL);}

void GameObject::getFishLoot(Loot *fishloot){    fishloot->clear();    uint32 subzone = GetAreaId();    // if subzone loot exist use it    if(LootTemplates_Fishing.find(subzone) != LootTemplates_Fishing.end())        FillLoot(fishloot, subzone, LootTemplates_Fishing, NULL);    // else use zone loot    else        FillLoot(fishloot, GetZoneId(), LootTemplates_Fishing, NULL);}

void Battlefield::KickPlayerFromBattlefield(uint64 guid){    if (Player* player = sObjectAccessor->FindPlayer(guid))    {        if (player->GetZoneId() == GetZoneId())            player->TeleportTo(KickPosition);        if (player->GetTeamId() >= 2)            return;        m_InvitedPlayers[player->GetTeamId()].erase(player->GetGUID());        m_PlayersInWar[player->GetTeamId()].erase(player->GetGUID());    }}

// Called in WorldSession::HandleBfEntryInviteResponsevoid Battlefield::PlayerAcceptInviteToWar(Player* player){    if (!IsWarTime())        return;    if (AddOrSetPlayerToCorrectBfGroup(player))    {        player->GetSession()->SendBfEntered(GetQueueId(), player->GetZoneId() != GetZoneId(), player->GetTeamId() == GetAttackerTeam());        m_PlayersInWar[player->GetTeamId()].insert(player->GetGUID());        m_InvitedPlayers[player->GetTeamId()].erase(player->GetGUID());        if (player->isAFK())            player->ToggleAFK();        OnPlayerJoinWar(player);                               //for scripting    }}

uint32 TerrainInfo::GetZoneId(GridPair const& gridPair) const{    float x = ((float)gridPair.x_coord - CENTER_GRID_ID - 0.5) * SIZE_OF_GRIDS + CENTER_GRID_OFFSET;    float y = ((float)gridPair.y_coord - CENTER_GRID_ID - 0.5) * SIZE_OF_GRIDS + CENTER_GRID_OFFSET;    return GetZoneId(x, y, 0.0f);}

void Player::SendInitialWorldstates(){	WorldPacket data( SMSG_INIT_WORLD_STATES, 100 );	m_mapMgr->GetWorldStatesHandler().BuildInitWorldStatesForZone( GetZoneId(), GetAreaID(), data );	m_session->SendPacket( &data );}

//.........这里部分代码省略.........            Player* player = (Player*)user;            if(info->camera.cinematicId)            {                WorldPacket data(SMSG_TRIGGER_CINEMATIC, 4);                data << info->camera.cinematicId;                player->GetSession()->SendPacket(&data);            }            return;        }        //fishing bobber        case GAMEOBJECT_TYPE_FISHINGNODE:                   //17        {            if(user->GetTypeId()!=TYPEID_PLAYER)                return;            Player* player = (Player*)user;            if(player->GetGUID() != GetOwnerGUID())                return;            switch(getLootState())            {                case GO_READY:                              // ready for loot                {                    // 1) skill must be >= base_zone_skill                    // 2) if skill == base_zone_skill => 5% chance                    // 3) chance is linear dependence from (base_zone_skill-skill)                    uint32 subzone = GetAreaId();                    int32 zone_skill = objmgr.GetFishingBaseSkillLevel( subzone );                    if(!zone_skill)                        zone_skill = objmgr.GetFishingBaseSkillLevel( GetZoneId() );                    //provide error, no fishable zone or area should be 0                    if(!zone_skill)                        sLog.outErrorDb("Fishable areaId %u are not properly defined in `skill_fishing_base_level`.",subzone);                    int32 skill = player->GetSkillValue(SKILL_FISHING);                    int32 chance = skill - zone_skill + 5;                    int32 roll = irand(1,100);                    DEBUG_LOG("Fishing check (skill: %i zone min skill: %i chance %i roll: %i",skill,zone_skill,chance,roll);                    if(skill >= zone_skill && chance >= roll)                    {                        // prevent removing GO at spell cancel                        player->RemoveGameObject(this,false);                        SetOwnerGUID(player->GetGUID());                        //fish catched                        player->UpdateFishingSkill();                        GameObject* ok = LookupFishingHoleAround(DEFAULT_VISIBILITY_DISTANCE);                        if (ok)                        {                            player->SendLoot(ok->GetGUID(),LOOT_FISHINGHOLE);                            SetLootState(GO_JUST_DEACTIVATED);                        }                        else                            player->SendLoot(GetGUID(),LOOT_FISHING);                    }                    else                    {                        // fish escaped, can be deleted now

void Creature::OnGossipSelect(Player* player, uint32 option){    GossipMenu* gossipmenu = player->PlayerTalkClass->GetGossipMenu();    uint32 action=gossipmenu->GetItem(option).m_gAction;    uint32 zoneid=GetZoneId();    uint64 guid=GetGUID();    GossipOption const *gossip=GetGossipOption( action );    uint32 textid;    if(!gossip)    {        zoneid=0;        gossip=GetGossipOption( action );        if(!gossip)            return;    }    textid=GetGossipTextId( action, zoneid);    if(textid==0)        textid=GetNpcTextId();    switch (gossip->Action)    {        case GOSSIP_OPTION_GOSSIP:            player->PlayerTalkClass->SendTalking( textid );            break;        case GOSSIP_OPTION_SPIRITHEALER:            if( player->isDead() )                player->GetSession()->SendSpiritResurrect();            break;        case GOSSIP_OPTION_QUESTGIVER:            player->PrepareQuestMenu( guid );            player->SendPreparedQuest( guid );            break;        case GOSSIP_OPTION_VENDOR:        case GOSSIP_OPTION_ARMORER:            player->GetSession()->SendListInventory(guid);            break;        case GOSSIP_OPTION_STABLEPET:            player->GetSession()->SendStablePet(guid);            break;        case GOSSIP_OPTION_TRAINER:            player->GetSession()->SendTrainerList(guid);            break;        case GOSSIP_OPTION_UNLEARNTALENTS:            player->PlayerTalkClass->CloseGossip();            player->SendTalentWipeConfirm(guid);            break;        case GOSSIP_OPTION_TAXIVENDOR:            player->GetSession()->SendTaxiMenu(guid);            break;        case GOSSIP_OPTION_INNKEEPER:            player->PlayerTalkClass->CloseGossip();            player->SetBindPoint( guid );            break;        case GOSSIP_OPTION_BANKER:            player->GetSession()->SendShowBank( guid );            break;        case GOSSIP_OPTION_PETITIONER:        case GOSSIP_OPTION_TABARDVENDOR:            player->GetSession()->SendTabardVendorActivate( guid );            break;        case GOSSIP_OPTION_AUCTIONEER:            player->GetSession()->SendAuctionHello( guid, this );            break;        case GOSSIP_OPTION_GUARD:        case GOSSIP_GUARD_SPELLTRAINER:        case GOSSIP_GUARD_SKILLTRAINER:            prepareGossipMenu( player,gossip->Id );            sendPreparedGossip( player );            break;        default:            OnPoiSelect( player, gossip );            break;    }}

// Called when a player leave the zonevoid Battlefield::HandlePlayerLeaveZone(Player* player, uint32 /*zone*/){    if (IsWarTime())    {        // If the player is participating to the battle        if (m_PlayersInWar[player->GetTeamId()].find(player->GetGUID()) != m_PlayersInWar[player->GetTeamId()].end())        {            m_PlayersInWar[player->GetTeamId()].erase(player->GetGUID());            player->GetSession()->SendBfLeaveMessage(GetQueueId(), GetState(), player->GetZoneId() == GetZoneId());            if (Group* group = player->GetGroup()) // Remove the player from the raid group                group->RemoveMember(player->GetGUID());            OnPlayerLeaveWar(player);        }    }    for (BfCapturePointMap::iterator itr = m_capturePoints.begin(); itr != m_capturePoints.end(); ++itr)        itr->second->HandlePlayerLeave(player);    m_InvitedPlayers[player->GetTeamId()].erase(player->GetGUID());    m_PlayersWillBeKick[player->GetTeamId()].erase(player->GetGUID());    m_players[player->GetTeamId()].erase(player->GetGUID());    SendRemoveWorldStates(player);    RemovePlayerFromResurrectQueue(player->GetGUID());    OnPlayerLeaveZone(player);}

void Corpse::SaveToDB(){    //save corpse to DB    std::stringstream ss;    ss << "DELETE FROM corpses WHERE guid = " << GetLowGUID();    CharacterDatabase.Execute(ss.str().c_str());    ss.rdbuf()->str("");    ss << "INSERT INTO corpses (guid, positionX, positionY, positionZ, orientation, zoneId, mapId, data, instanceId) VALUES ("        << GetLowGUID() << ", '" << GetPositionX() << "', '" << GetPositionY() << "', '" << GetPositionZ() << "', '" << GetOrientation() << "', '" << GetZoneId() << "', '" << GetMapId() << "', '";    for (uint16 i = 0; i < m_valuesCount; i++)        ss << GetUInt32Value(i) << " ";    ss << "', " << GetInstanceID() << " )";    CharacterDatabase.Execute(ss.str().c_str());}

void Battlefield::KickPlayerFromBattlefield(ObjectGuid guid){    if (Player* player = ObjectAccessor::FindPlayer(guid))        if (player->GetZoneId() == GetZoneId())            player->TeleportTo(KickPosition);}

void GameObject::getFishLoot(Loot *fishloot){    uint32 zone = GetZoneId();    FillLoot(fishloot, zone, LootTemplates_Fishing);}