mirror of
https://github.com/TrinityCore/TrinityCore.git
synced 2026-01-18 16:38:42 +01:00
258 lines
8.1 KiB
C++
258 lines
8.1 KiB
C++
/*
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* Copyright (C) 2005-2009 MaNGOS <http://getmangos.com/>
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*
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* Copyright (C) 2008-2009 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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#include "Creature.h"
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#include "CreatureGroups.h"
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#include "ObjectMgr.h"
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#include "ProgressBar.h"
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#include "Policies/SingletonImp.h"
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#include "CreatureAI.h"
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#define MAX_DESYNC 5.0f
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INSTANTIATE_SINGLETON_1(CreatureGroupManager);
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CreatureGroupInfoType CreatureGroupMap;
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void CreatureGroupManager::AddCreatureToGroup(uint32 groupId, Creature *member)
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{
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Map *map = member->FindMap();
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if(!map)
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return;
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CreatureGroupHolderType::iterator itr = map->CreatureGroupHolder.find(groupId);
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//Add member to an existing group
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if(itr != map->CreatureGroupHolder.end())
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{
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sLog.outDebug("Group found: %u, inserting creature GUID: %u, Group InstanceID %u", groupId, member->GetGUIDLow(), member->GetInstanceId());
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itr->second->AddMember(member);
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}
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//Create new group
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else
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{
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sLog.outDebug("Group not found: %u. Creating new group.", groupId);
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CreatureGroup* group = new CreatureGroup(groupId);
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map->CreatureGroupHolder[groupId] = group;
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group->AddMember(member);
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}
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}
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void CreatureGroupManager::RemoveCreatureFromGroup(CreatureGroup *group, Creature *member)
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{
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sLog.outDebug("Deleting member pointer to GUID: %u from group %u", group->GetId(), member->GetDBTableGUIDLow());
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group->RemoveMember(member);
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if(group->isEmpty())
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{
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Map *map = member->FindMap();
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if(!map)
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return;
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sLog.outDebug("Deleting group with InstanceID %u", member->GetInstanceId());
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map->CreatureGroupHolder.erase(group->GetId());
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delete group;
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}
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}
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void CreatureGroupManager::LoadCreatureFormations()
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{
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//Clear existing map
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CreatureGroupMap.clear();
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//Check Integrity of the table
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QueryResult *result = WorldDatabase.PQuery("SELECT MAX(`leaderGUID`) FROM `creature_formations`");
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if(!result)
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{
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sLog.outErrorDb(" ...an error occured while loading the table `creature_formations` ( maybe it doesn't exist ?)\n");
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return;
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}
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delete result;
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//Get group data
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result = WorldDatabase.PQuery("SELECT `leaderGUID`, `memberGUID`, `dist`, `angle`, `groupAI` FROM `creature_formations` ORDER BY `leaderGUID`");
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if(!result)
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{
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sLog.outErrorDb("The table `creature_formations` is empty or corrupted");
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return;
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}
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uint32 total_records = result->GetRowCount();
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barGoLink bar( total_records);
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Field *fields;
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FormationInfo *group_member;
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//Loading data...
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do
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{
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fields = result->Fetch();
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bar.step();
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//Load group member data
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group_member = new FormationInfo;
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group_member->leaderGUID = fields[0].GetUInt32();
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uint32 memberGUID = fields[1].GetUInt32();
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group_member->groupAI = fields[4].GetUInt8();
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//If creature is group leader we may skip loading of dist/angle
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if(group_member->leaderGUID != memberGUID)
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{
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group_member->follow_dist = fields[2].GetFloat();
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group_member->follow_angle = fields[3].GetFloat() * M_PI / 180;
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}
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else
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{
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group_member->follow_dist = 0;
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group_member->follow_angle = 0;
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}
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// check data correctness
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{
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QueryResult* result = WorldDatabase.PQuery("SELECT guid FROM creature WHERE guid = %u", group_member->leaderGUID);
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if(!result)
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{
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sLog.outErrorDb("creature_formations table leader guid %u incorrect (not exist)", group_member->leaderGUID);
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continue;
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}
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result = WorldDatabase.PQuery("SELECT guid FROM creature WHERE guid = %u", memberGUID);
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if(!result)
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{
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sLog.outErrorDb("creature_formations table member guid %u incorrect (not exist)", memberGUID);
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continue;
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}
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}
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CreatureGroupMap[memberGUID] = group_member;
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}
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while(result->NextRow()) ;
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sLog.outString();
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sLog.outString( ">> Loaded %u creatures in formations", total_records );
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sLog.outString();
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//Free some heap
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delete result;
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}
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void CreatureGroup::AddMember(Creature *member)
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{
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sLog.outDebug("CreatureGroup::AddMember: Adding unit GUIDLow: %u.", member->GetGUIDLow());
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//Check if it is a leader
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if(member->GetDBTableGUIDLow() == m_groupID)
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{
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sLog.outDebug("Unit GUID: %u is formation leader. Adding group.", member->GetGUIDLow());
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m_leader = member;
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}
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m_members[member] = CreatureGroupMap.find(member->GetDBTableGUIDLow())->second;
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member->SetFormation(this);
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}
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void CreatureGroup::RemoveMember(Creature *member)
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{
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if(m_leader == member)
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m_leader = NULL;
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m_members.erase(member);
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member->SetFormation(NULL);
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}
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void CreatureGroup::MemberAttackStart(Creature *member, Unit *target)
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{
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uint8 groupAI = CreatureGroupMap[member->GetDBTableGUIDLow()]->groupAI;
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if(!groupAI)
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return;
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if(groupAI == 1 && member != m_leader)
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return;
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for(CreatureGroupMemberType::iterator itr = m_members.begin(); itr != m_members.end(); ++itr)
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{
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sLog.outDebug("GROUP ATTACK: group instance id %u calls member instid %u", m_leader->GetInstanceId(), member->GetInstanceId());
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//sLog.outDebug("AI:%u:Group member found: %u, attacked by %s.", groupAI, itr->second->GetGUIDLow(), member->getVictim()->GetName());
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//Skip one check
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if(itr->first == member)
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continue;
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if(!itr->first->isAlive())
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continue;
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if(itr->first->getVictim())
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continue;
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if(itr->first->canAttack(target))
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itr->first->AI()->AttackStart(target);
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}
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}
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void CreatureGroup::FormationReset(bool dismiss)
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{
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for(CreatureGroupMemberType::iterator itr = m_members.begin(); itr != m_members.end(); ++itr)
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{
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if(itr->first != m_leader && itr->first->isAlive())
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{
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if(dismiss)
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itr->first->GetMotionMaster()->Initialize();
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else
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itr->first->GetMotionMaster()->MoveIdle(MOTION_SLOT_IDLE);
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sLog.outDebug("Set %s movement for member GUID: %u", dismiss ? "default" : "idle", itr->first->GetGUIDLow());
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}
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}
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m_Formed = !dismiss;
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}
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void CreatureGroup::LeaderMoveTo(float x, float y, float z)
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{
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if(!m_leader)
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return;
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float pathangle = atan2(m_leader->GetPositionY() - y, m_leader->GetPositionX() - x);
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for(CreatureGroupMemberType::iterator itr = m_members.begin(); itr != m_members.end(); ++itr)
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{
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Creature *member = itr->first;
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if(member == m_leader || !member->isAlive() || member->getVictim())
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continue;
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float angle = itr->second->follow_angle;
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float dist = itr->second->follow_dist;
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float dx = x + cos(angle + pathangle) * dist;
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float dy = y + sin(angle + pathangle) * dist;
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float dz = z;
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Trinity::NormalizeMapCoord(dx);
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Trinity::NormalizeMapCoord(dy);
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member->UpdateGroundPositionZ(dx, dy, dz);
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if(member->IsWithinDist(m_leader, dist + MAX_DESYNC))
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member->SetUnitMovementFlags(m_leader->GetUnitMovementFlags());
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else
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member->RemoveUnitMovementFlag(MOVEMENTFLAG_WALK_MODE);
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member->GetMotionMaster()->MovePoint(0, dx, dy, dz);
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member->SetHomePosition(dx, dy, dz, pathangle);
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}
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}
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