2 * Copyright (C) 2005-2010 MaNGOS <http://getmangos.com/>
4 * This program is free software; you can redistribute it and/or modify
5 * it under the terms of the GNU General Public License as published by
6 * the Free Software Foundation; either version 2 of the License, or
7 * (at your option) any later version.
9 * This program is distributed in the hope that it will be useful,
10 * but WITHOUT ANY WARRANTY; without even the implied warranty of
11 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
12 * GNU General Public License for more details.
14 * You should have received a copy of the GNU General Public License
15 * along with this program; if not, write to the Free Software
16 * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
19 #include "AggressorAI.h"
22 #include "SharedDefines.h"
23 #include "ObjectAccessor.h"
24 #include "VMapFactory.h"
30 AggressorAI::Permissible(const Creature
*creature
)
32 // have some hostile factions, it will be selected by IsHostileTo check at MoveInLineOfSight
33 if( !creature
->isCivilian() && !creature
->IsNeutralToAll() )
34 return PERMIT_BASE_PROACTIVE
;
36 return PERMIT_BASE_NO
;
39 AggressorAI::AggressorAI(Creature
*c
) : CreatureAI(c
), i_victimGuid(0), i_state(STATE_NORMAL
), i_tracker(TIME_INTERVAL_LOOK
)
44 AggressorAI::MoveInLineOfSight(Unit
*u
)
46 // Ignore Z for flying creatures
47 if( !m_creature
->canFly() && m_creature
->GetDistanceZ(u
) > CREATURE_Z_ATTACK_RANGE
)
50 if (!m_creature
->hasUnitState(UNIT_STAT_STUNNED
| UNIT_STAT_DIED
) && u
->isTargetableForAttack() &&
51 ( m_creature
->IsHostileTo( u
) /*|| u->getVictim() && m_creature->IsFriendlyTo( u->getVictim() )*/ ) &&
52 u
->isInAccessablePlaceFor(m_creature
))
54 float attackRadius
= m_creature
->GetAttackDistance(u
);
55 if(m_creature
->IsWithinDistInMap(u
, attackRadius
) && m_creature
->IsWithinLOSInMap(u
) )
57 if(!m_creature
->getVictim())
60 u
->RemoveSpellsCausingAura(SPELL_AURA_MOD_STEALTH
);
62 else if(sMapStore
.LookupEntry(m_creature
->GetMapId())->IsDungeon())
64 m_creature
->AddThreat(u
);
65 u
->SetInCombatWith(m_creature
);
71 void AggressorAI::EnterEvadeMode()
73 if( !m_creature
->isAlive() )
75 DEBUG_LOG("Creature stopped attacking, he is dead [guid=%u]", m_creature
->GetGUIDLow());
77 m_creature
->CombatStop(true);
78 m_creature
->DeleteThreatList();
82 Unit
* victim
= ObjectAccessor::GetUnit(*m_creature
, i_victimGuid
);
86 DEBUG_LOG("Creature stopped attacking, no victim [guid=%u]", m_creature
->GetGUIDLow());
88 else if( !victim
->isAlive() )
90 DEBUG_LOG("Creature stopped attacking, victim is dead [guid=%u]", m_creature
->GetGUIDLow());
92 else if( victim
->HasStealthAura() )
94 DEBUG_LOG("Creature stopped attacking, victim is in stealth [guid=%u]", m_creature
->GetGUIDLow());
96 else if( victim
->isInFlight() )
98 DEBUG_LOG("Creature stopped attacking, victim is in flight [guid=%u]", m_creature
->GetGUIDLow());
102 DEBUG_LOG("Creature stopped attacking, victim out run him [guid=%u]", m_creature
->GetGUIDLow());
103 //i_state = STATE_LOOK_AT_VICTIM;
104 //i_tracker.Reset(TIME_INTERVAL_LOOK);
107 if(!m_creature
->isCharmed())
109 m_creature
->RemoveAllAuras();
111 // Remove TargetedMovementGenerator from MotionMaster stack list, and add HomeMovementGenerator instead
112 if( m_creature
->GetMotionMaster()->GetCurrentMovementGeneratorType() == TARGETED_MOTION_TYPE
)
113 m_creature
->GetMotionMaster()->MoveTargetedHome();
116 m_creature
->DeleteThreatList();
118 m_creature
->CombatStop(true);
119 m_creature
->SetLootRecipient(NULL
);
123 AggressorAI::UpdateAI(const uint32
/*diff*/)
125 // update i_victimGuid if m_creature->getVictim() !=0 and changed
126 if(!m_creature
->SelectHostileTarget() || !m_creature
->getVictim())
129 i_victimGuid
= m_creature
->getVictim()->GetGUID();
131 if( m_creature
->isAttackReady() )
133 if( m_creature
->IsWithinDistInMap(m_creature
->getVictim(), ATTACK_DISTANCE
))
135 m_creature
->AttackerStateUpdate(m_creature
->getVictim());
136 m_creature
->resetAttackTimer();
142 AggressorAI::IsVisible(Unit
*pl
) const
144 return m_creature
->IsWithinDist(pl
,sWorld
.getConfig(CONFIG_SIGHT_MONSTER
))
145 && pl
->isVisibleForOrDetect(m_creature
,m_creature
,true);
149 AggressorAI::AttackStart(Unit
*u
)
154 if(m_creature
->Attack(u
,true))
156 // DEBUG_LOG("Creature %s tagged a victim to kill [guid=%u]", m_creature->GetName(), u->GetGUIDLow());
157 i_victimGuid
= u
->GetGUID();
159 m_creature
->AddThreat(u
);
160 m_creature
->SetInCombatWith(u
);
161 u
->SetInCombatWith(m_creature
);
163 m_creature
->GetMotionMaster()->MoveChase(u
);