shenna
253 lines
8.6 KiB
C++
253 lines
8.6 KiB
C++
/*
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* Copyright (C) 2008-2011 TrinityCore <http://www.trinitycore.org/>
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* Copyright (C) 2005-2009 MaNGOS <http://getmangos.com/>
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*
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* This program is free software; you can redistribute it and/or modify it
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* under the terms of the GNU General Public License as published by the
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* Free Software Foundation; either version 2 of the License, or (at your
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* option) any later version.
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*
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* This program is distributed in the hope that it will be useful, but WITHOUT
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* ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
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* FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for
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* more details.
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*
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* You should have received a copy of the GNU General Public License along
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* with this program. If not, see <http://www.gnu.org/licenses/>.
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*/
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#include "Creature.h"
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#include "CreatureGroups.h"
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#include "ObjectMgr.h"
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#include "MoveSpline.h"
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#include "CreatureAI.h"
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#define MAX_DESYNC 5.0f
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CreatureGroupMember* CreatureGroup::AddMember(ObjectGuid guid, float followDist, float followAngle, uint32 memberFlags)
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{
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if (guid == _leaderGuid)
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return NULL;
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CreatureGroupMember*& member = _members[guid];
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if (!member)
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member = new CreatureGroupMember();
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member->followDistance = followDist;
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member->followAngle = followAngle;
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member->memberFlags = memberFlags;
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_options |= memberFlags;
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return member;
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}
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void CreatureGroup::OnMemberAttackStart(Creature* member, Unit *target)
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{
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if (!(_options & OPTION_AGGRO_TOGETHER))
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return;
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for (std::map<ObjectGuid, CreatureGroupMember*>::iterator itr = _members.begin(); itr != _members.end(); ++itr)
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if (itr->first != member->GetObjectGuid())
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MemberAssist(member->GetMap()->GetCreature(itr->first), target);
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if (member->GetObjectGuid() != GetLeaderGuid())
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MemberAssist(member->GetMap()->GetCreature(GetLeaderGuid()), target);
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}
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void CreatureGroup::OnLeaveCombat(Creature* member)
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{
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bool masterEvade = member->GetObjectGuid() == GetLeaderGuid();
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if (_options & OPTION_EVADE_TOGETHER)
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{
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for (std::map<ObjectGuid, CreatureGroupMember*>::iterator itr = _members.begin(); itr != _members.end(); ++itr)
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if (itr->first != member->GetObjectGuid())
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if (Creature* otherMember = member->GetMap()->GetCreature(itr->first))
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if (otherMember->IsInWorld() && otherMember->isAlive() && otherMember->AI())
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otherMember->AI()->EnterEvadeMode();
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if (member->GetObjectGuid() != GetLeaderGuid())
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if (Creature* otherMember = member->GetMap()->GetCreature(GetLeaderGuid()))
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if (otherMember->IsInWorld() && otherMember->isAlive() && otherMember->AI())
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{
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masterEvade = true;
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otherMember->AI()->EnterEvadeMode();
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}
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}
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if (_options & OPTION_RESPAWN_ALL_ON_ANY_EVADE ||
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(_options & OPTION_RESPAWN_ALL_ON_MASTER_EVADE && masterEvade))
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RespawnAll(member);
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}
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void CreatureGroup::OnRespawn(Creature* member)
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{
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if (!(_options & OPTION_RESPAWN_TOGETHER))
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return;
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RespawnAll(member);
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}
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void CreatureGroup::RespawnAll(Creature* except)
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{
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for (std::map<ObjectGuid, CreatureGroupMember*>::iterator itr = _members.begin(); itr != _members.end(); ++itr)
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if (itr->first != except->GetObjectGuid())
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if (Creature* otherMember = except->GetMap()->GetCreature(itr->first))
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Respawn(otherMember, itr->second);
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if (except->GetObjectGuid() != GetLeaderGuid())
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if (Creature* otherMember = except->GetMap()->GetCreature(GetLeaderGuid()))
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Respawn(otherMember, NULL);
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}
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void CreatureGroup::Respawn(Creature* member, CreatureGroupMember const* memberEntry /* = NULL for leader */)
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{
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// Prevent stack overflow (member->Respawn() can call CreatureGroup::Respawn, etc ...)
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if (_respawnGuard)
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return;
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_respawnGuard = true;
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if (member->IsInWorld() && member->GetRespawnTime() > time(NULL))
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{
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if (memberEntry && memberEntry->memberFlags & OPTION_FORMATION_MOVE)
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{
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if (Unit* leader = member->GetMap()->GetUnit(GetLeaderGuid()))
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{
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float x, y, z;
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if (leader->isAlive() || leader->GetTypeId() != TYPEID_UNIT)
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leader->GetPosition(x, y, z);
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else
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leader->ToCreature()->GetRespawnCoord(x, y, z);
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memberEntry->ComputeRelativePosition(leader->GetOrientation(), x, y);
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member->UpdateGroundPositionZ(x, y, z);
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member->NearTeleportTo(x, y, z, leader->GetAngle(x, y) + M_PI);
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}
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}
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member->Respawn();
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}
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_respawnGuard = false;
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}
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void CreatureGroup::MemberAssist(Creature* member, Unit *target)
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{
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if (!member || !member->IsInWorld())
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return;
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if (!member->isAlive())
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return;
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if (member->getVictim())
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return;
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if (member->AI())
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{
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member->SetNoCallAssistance(true);
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member->AI()->AttackedBy(target);
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}
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}
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void CreatureGroup::RemoveMember(ObjectGuid guid)
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{
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std::map<ObjectGuid, CreatureGroupMember*>::iterator it = _members.find(guid);
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if (it != _members.end())
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{
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delete it->second;
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_members.erase(it);
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}
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}
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void CreatureGroup::DeleteFromDb()
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{
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WorldDatabase.PExecute("DELETE FROM creature_groups WHERE leaderGUID=%u", _leaderGuid.GetCounter());
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}
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void CreatureGroup::SaveToDb()
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{
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DeleteFromDb();
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for (std::map<ObjectGuid, CreatureGroupMember*>::iterator it = _members.begin(); it != _members.end(); ++it)
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WorldDatabase.PExecute("INSERT INTO creature_groups SET leaderGUID=%u, memberGUID=%u, dist='%f', angle='%f', flags=%u",
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_leaderGuid.GetCounter(), it->first.GetCounter(), it->second->followDistance, it->second->followAngle, it->second->memberFlags);
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}
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uint32 CreatureGroup::GetWaitTime(Creature* moving)
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{
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for (std::map<ObjectGuid, CreatureGroupMember*>::iterator it = _members.begin(); it != _members.end(); ++it)
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if (Creature* curr = moving->GetMap()->GetCreature(it->first))
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if (!curr->movespline->Finalized())
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return 1;
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return 0;
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}
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bool CreatureGroupMember::ComputeRelativePosition(float leaderAngle, float &x, float &y) const
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{
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x = cos(followAngle + leaderAngle) * followDistance;
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y = sin(followAngle + leaderAngle) * followDistance;
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return true;
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}
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ObjectGuid CreatureGroupsManager::ConvertDBGuid(uint32 guidlow)
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{
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if (CreatureData const* data = sObjectMgr.GetCreatureData(guidlow))
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return data->GetObjectGuid(guidlow);
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return ObjectGuid();
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}
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void CreatureGroupsManager::Load()
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{
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uint32 oldMSTime = WorldTimer::getMSTime();
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// Memory leak, but we cannot delete the loaded groups, since pointer may be present at loaded creatures
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_groups.clear();
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QueryResult* result = WorldDatabase.Query("SELECT leaderGUID, memberGUID, dist, angle, flags FROM creature_groups ORDER BY leaderGUID");
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if (!result)
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{
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sLog.outErrorDb(">> Loaded 0 creature groups. DB table `creature_groups` is empty!");
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sLog.outString();
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return;
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}
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uint32 count = 0;
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Field *fields;
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CreatureGroup *currentGroup = NULL;
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do
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{
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fields = result->Fetch();
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//Load group member data
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ObjectGuid leaderGuid = ConvertDBGuid(fields[0].GetUInt32());
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ObjectGuid memberGuid = ConvertDBGuid(fields[1].GetUInt32());
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if (leaderGuid.IsEmpty())
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sLog.outErrorDb("CREATURE GROUPS: Bad leader guid %u", fields[0].GetUInt32());
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else if (memberGuid.IsEmpty())
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sLog.outErrorDb("CREATURE GROUPS: Bad member guid %u", fields[1].GetUInt32());
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else
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{
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if (!currentGroup || leaderGuid != currentGroup->GetLeaderGuid())
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{
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currentGroup = new CreatureGroup(leaderGuid);
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RegisterNewGroup(currentGroup);
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}
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currentGroup->AddMember(memberGuid, fields[2].GetFloat(), fields[3].GetFloat(), fields[4].GetUInt8());
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++count;
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}
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}
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while (result->NextRow());
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delete result;
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sLog.outString(">> Loaded %u creature groups in %u ms", count, WorldTimer::getMSTime() - oldMSTime);
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sLog.outString();
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}
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void CreatureGroupsManager::LoadCreatureGroup(Creature* creature, CreatureGroup*& group)
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{
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group = NULL;
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if (!creature->HasStaticDBSpawnData())
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return;
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for (std::map<ObjectGuid, CreatureGroup*>::iterator it = _groups.begin(); it != _groups.end(); ++it)
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{
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if (it->first == creature->GetObjectGuid() || it->second->ContainsGuid(creature->GetObjectGuid()))
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{
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group = it->second;
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break;
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}
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}
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}
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