ArcherAI Struct Reference

#include "CombatAI.h"

Inheritance diagram for ArcherAI:

Public Member Functions
	ArcherAI (Creature *c)
void	AttackStart (Unit *who) override
void	UpdateAI (uint32 diff) override
Public Member Functions inherited from CreatureAI
void	Talk (uint8 id, WorldObject const *whisperTarget=nullptr, Milliseconds delay=0s)
	Causes the creature to talk/say the text assigned to their entry in the creature_text database table.
void	Talk (uint8 id, Milliseconds delay)
	CreatureAI (Creature *creature)
	~CreatureAI () override
void	MoveCircleChecks ()
void	MoveBackwardsChecks ()
void	MoveInLineOfSight_Safe (Unit *who)
	== Reactions At =================================
void	TriggerAlert (Unit const *who) const
virtual bool	CanRespawn ()
virtual void	EnterEvadeMode (EvadeReason why=EVADE_REASON_OTHER)
virtual void	JustEngagedWith (Unit *)
	Called for reaction when initially engaged.
virtual void	JustDied (Unit *)
virtual void	KilledUnit (Unit *)
virtual void	JustSummoned (Creature *)
virtual void	IsSummonedBy (WorldObject *)
virtual void	SummonedCreatureDespawn (Creature *)
virtual void	SummonedCreatureDies (Creature *, Unit *)
virtual void	SummonedCreatureDespawnAll ()
virtual void	SpellHit (Unit *, SpellInfo const *)
virtual void	SpellHitTarget (Unit *, SpellInfo const *)
virtual void	AttackedBy (Unit *)
virtual bool	IsEscorted ()
virtual void	JustRespawned ()
virtual void	MovementInform (uint32, uint32)
virtual void	PathEndReached (uint32)
void	OnCharmed (bool apply) override
virtual void	JustReachedHome ()
void	DoZoneInCombat (Creature *creature=nullptr, float maxRangeToNearestTarget=250.0f)
virtual void	ReceiveEmote (Player *, uint32)
virtual void	OwnerAttackedBy (Unit *)
virtual void	OwnerAttacked (Unit *)
virtual void	CorpseRemoved (uint32 &)
	== Triggered Actions Requested ==================
virtual void	PassengerBoarded (Unit *, int8, bool)
	== Fields =======================================
virtual bool	BeforeSpellClick (Unit *)
virtual void	OnSpellClick (Unit *, bool &)
virtual bool	CanSeeAlways (WorldObject const *)
virtual bool	CanBeSeen (Player const *)
virtual bool	CanAlwaysBeDetectable (WorldObject const *)
virtual void	PetStopAttack ()
virtual bool	CheckInRoom ()
CreatureBoundary const *	GetBoundary () const
void	SetBoundary (CreatureBoundary const *boundary, bool negativeBoundaries=false)
bool	IsInBoundary (Position const *who=nullptr) const
virtual void	CalculateThreat (Unit *, float &, SpellInfo const *)
virtual bool	OnTeleportUnreacheablePlayer (Player *)
Public Member Functions inherited from UnitAI
	UnitAI (Unit *unit)
virtual	~UnitAI ()
virtual bool	CanAIAttack (Unit const *) const
virtual void	AttackStart (Unit *)
virtual void	UpdateAI (uint32)=0
virtual void	InitializeAI ()
virtual void	Reset ()
virtual void	OnCharmed (bool apply)=0
virtual void	DoAction (int32)
virtual uint32	GetData (uint32) const
virtual void	SetData (uint32, uint32)
virtual void	SetGUID (ObjectGuid, int32=0)
virtual ObjectGuid	GetGUID (int32=0) const
Unit *	SelectTarget (SelectTargetMethod targetType, uint32 position=0, float dist=0.0f, bool playerOnly=false, bool withTank=true, int32 aura=0)
template<class PREDICATE >
Unit *	SelectTarget (SelectTargetMethod targetType, uint32 position, PREDICATE const &predicate)
void	SelectTargetList (std::list< Unit * > &targetList, uint32 num, SelectTargetMethod targetType, uint32 position=0, float dist=0.0f, bool playerOnly=false, bool withTank=true, int32 aura=0)
template<class PREDICATE >
void	SelectTargetList (std::list< Unit * > &targetList, uint32 num, SelectTargetMethod targetType, uint32 position, PREDICATE const &predicate)
virtual void	JustEnteredCombat (Unit *)
	Called when the unit enters combat (NOTE: Creature engage logic should NOT be here, but in JustEngagedWith, which happens once threat is established!)
virtual void	JustExitedCombat ()
	Called when the unit leaves combat.
virtual void	DamageDealt (Unit *, uint32 &, DamageEffectType)
virtual void	DamageTaken (Unit *, uint32 &, DamageEffectType, SpellSchoolMask)
virtual void	HealReceived (Unit *, uint32 &)
virtual void	HealDone (Unit *, uint32 &)
void	AttackStartCaster (Unit *victim, float dist)
SpellCastResult	DoAddAuraToAllHostilePlayers (uint32 spellid)
SpellCastResult	DoCast (uint32 spellId)
SpellCastResult	DoCast (Unit *victim, uint32 spellId, bool triggered=false)
SpellCastResult	DoCastSelf (uint32 spellId, bool triggered=false)
SpellCastResult	DoCastToAllHostilePlayers (uint32 spellid, bool triggered=false)
SpellCastResult	DoCastVictim (uint32 spellId, bool triggered=false)
SpellCastResult	DoCastAOE (uint32 spellId, bool triggered=false)
SpellCastResult	DoCastRandomTarget (uint32 spellId, uint32 threatTablePosition=0, float dist=0.0f, bool playerOnly=true, bool triggered=false)
SpellCastResult	DoCastMaxThreat (uint32 spellId, uint32 threatTablePosition=0, float dist=0.0f, bool playerOnly=true, bool triggered=false)
	Cast spell on the max threat target, which may not always be the current victim.
float	DoGetSpellMaxRange (uint32 spellId, bool positive=false)
void	DoMeleeAttackIfReady ()
bool	DoSpellAttackIfReady (uint32 spell)
void	DoSpellAttackToRandomTargetIfReady (uint32 spell, uint32 threatTablePosition=0, float dist=0.f, bool playerOnly=true)
virtual void	SummonMovementInform (Creature *, uint32, uint32)
virtual void	sGossipHello (Player *)
virtual void	sGossipSelect (Player *, uint32, uint32)
virtual void	sGossipSelectCode (Player *, uint32, uint32, char const *)
virtual void	sQuestAccept (Player *, Quest const *)
virtual void	sQuestSelect (Player *, Quest const *)
virtual void	sQuestComplete (Player *, Quest const *)
virtual void	sQuestReward (Player *, Quest const *, uint32)
virtual void	sOnGameEvent (bool, uint16)
virtual std::string	GetDebugInfo () const

Static Public Member Functions
static int32	Permissible (Creature const *)
Static Public Member Functions inherited from CreatureAI
static bool	IsInBounds (CreatureBoundary const &boundary, Position const *who)
Static Public Member Functions inherited from UnitAI
static void	FillAISpellInfo ()

Protected Attributes
float	m_minRange
Protected Attributes inherited from CreatureAI
Creature *const	me
EventMap	events
CreatureBoundary const *	_boundary
bool	_negateBoundary
Protected Attributes inherited from UnitAI
Unit *const	me

Additional Inherited Members
Public Types inherited from CreatureAI
enum	EvadeReason {   EVADE_REASON_NO_HOSTILES ,   EVADE_REASON_BOUNDARY ,   EVADE_REASON_SEQUENCE_BREAK ,   EVADE_REASON_NO_PATH ,   EVADE_REASON_OTHER }
Static Public Attributes inherited from UnitAI
static AISpellInfoType *	AISpellInfo
Protected Member Functions inherited from CreatureAI
bool	UpdateVictim ()
bool	UpdateVictimWithGaze ()
void	SetGazeOn (Unit *target)
Creature *	DoSummon (uint32 entry, Position const &pos, uint32 despawnTime=30000, TempSummonType summonType=TEMPSUMMON_CORPSE_TIMED_DESPAWN)
Creature *	DoSummon (uint32 entry, WorldObject *obj, float radius=5.0f, uint32 despawnTime=30000, TempSummonType summonType=TEMPSUMMON_CORPSE_TIMED_DESPAWN)
Creature *	DoSummonFlyer (uint32 entry, WorldObject *obj, float flightZ, float radius=5.0f, uint32 despawnTime=30000, TempSummonType summonType=TEMPSUMMON_CORPSE_TIMED_DESPAWN)
virtual void	MoveInLineOfSight (Unit *)
bool	_EnterEvadeMode (EvadeReason why=EVADE_REASON_OTHER)

Detailed Description

Constructor & Destructor Documentation

ArcherAI()

ArcherAI::ArcherAI ( Creature *  c )

explicit

                              : CreatureAI(c)
{
    if (!me->m_spells[0])
        LOG_ERROR("entities.unit.ai", "ArcherAI set for creature (entry = {}) with spell1=0. AI will do nothing", me->GetEntry());
 
    SpellInfo const* spellInfo = sSpellMgr->GetSpellInfo(me->m_spells[0]);
    m_minRange = spellInfo ? spellInfo->GetMinRange(false) : 0;
 
    if (!m_minRange)
        m_minRange = MELEE_RANGE;
    me->m_CombatDistance = spellInfo ? spellInfo->GetMaxRange(false) : 0;
    me->m_SightDistance = me->m_CombatDistance;
}

References Object::GetEntry(), SpellInfo::GetMaxRange(), SpellInfo::GetMinRange(), LOG_ERROR, Creature::m_CombatDistance, m_minRange, Creature::m_SightDistance, Creature::m_spells, CreatureAI::me, MELEE_RANGE, and sSpellMgr.

Member Function Documentation

AttackStart()

void ArcherAI::AttackStart ( Unit *  who )

overridevirtual

Reimplemented from UnitAI.

{
    if (!who)
        return;
 
    if (me->IsWithinCombatRange(who, m_minRange))
    {
        if (me->Attack(who, true) && !who->IsFlying())
            me->GetMotionMaster()->MoveChase(who);
    }
    else
    {
        if (me->Attack(who, false) && !who->IsFlying())
            me->GetMotionMaster()->MoveChase(who, me->m_CombatDistance);
    }
 
    if (who->IsFlying())
        me->GetMotionMaster()->MoveIdle();
}

References Unit::Attack(), Unit::GetMotionMaster(), Unit::IsFlying(), Unit::IsWithinCombatRange(), Creature::m_CombatDistance, m_minRange, CreatureAI::me, MotionMaster::MoveChase(), and MotionMaster::MoveIdle().

Permissible()

static int32 ArcherAI::Permissible ( Creature const *  )

inlinestatic

{ return PERMIT_BASE_NO; }

References PERMIT_BASE_NO.

UpdateAI()

void ArcherAI::UpdateAI ( uint32  diff )

overridevirtual

Implements UnitAI.

{
    if (!UpdateVictim())
        return;
 
    if (!me->IsWithinCombatRange(me->GetVictim(), m_minRange))
        DoSpellAttackIfReady(me->m_spells[0]);
    else
        DoMeleeAttackIfReady();
}

References UnitAI::DoMeleeAttackIfReady(), UnitAI::DoSpellAttackIfReady(), Unit::GetVictim(), Unit::IsWithinCombatRange(), m_minRange, Creature::m_spells, CreatureAI::me, and CreatureAI::UpdateVictim().

Member Data Documentation

m_minRange

float ArcherAI::m_minRange

protected

Referenced by ArcherAI(), AttackStart(), and UpdateAI().