mirror of
https://github.com/TrinityCore/TrinityCore.git
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117 lines
3.4 KiB
C++
117 lines
3.4 KiB
C++
/*
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* Copyright (C) 2005-2009 MaNGOS <http://getmangos.com/>
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*
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* Copyright (C) 2008-2010 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 "TotemAI.h"
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#include "Totem.h"
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#include "Creature.h"
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#include "DBCStores.h"
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#include "ObjectAccessor.h"
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#include "SpellMgr.h"
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#include "GridNotifiers.h"
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#include "GridNotifiersImpl.h"
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#include "CellImpl.h"
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int
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TotemAI::Permissible(const Creature *creature)
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{
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if (creature->isTotem())
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return PERMIT_BASE_PROACTIVE;
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return PERMIT_BASE_NO;
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}
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TotemAI::TotemAI(Creature *c) : CreatureAI(c), i_victimGuid(0)
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{
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assert(c->isTotem());
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}
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void
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TotemAI::MoveInLineOfSight(Unit *)
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{
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}
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void TotemAI::EnterEvadeMode()
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{
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me->CombatStop(true);
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}
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void
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TotemAI::UpdateAI(const uint32 /*diff*/)
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{
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if (me->ToTotem()->GetTotemType() != TOTEM_ACTIVE)
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return;
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if (!me->isAlive() || me->IsNonMeleeSpellCasted(false))
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return;
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// Search spell
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SpellEntry const *spellInfo = sSpellStore.LookupEntry(me->ToTotem()->GetSpell());
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if (!spellInfo)
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return;
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// Get spell range
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SpellRangeEntry const* srange = sSpellRangeStore.LookupEntry(spellInfo->rangeIndex);
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float max_range = GetSpellMaxRangeForHostile(srange);
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// SPELLMOD_RANGE not applied in this place just because not existence range mods for attacking totems
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// pointer to appropriate target if found any
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Unit* victim = i_victimGuid ? ObjectAccessor::GetUnit(*me, i_victimGuid) : NULL;
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// Search victim if no, not attackable, or out of range, or friendly (possible in case duel end)
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if (!victim ||
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!victim->isTargetableForAttack() || !me->IsWithinDistInMap(victim, max_range) ||
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me->IsFriendlyTo(victim) || !victim->isVisibleForOrDetect(me,false))
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{
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victim = NULL;
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Trinity::NearestAttackableUnitInObjectRangeCheck u_check(me, me, max_range);
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Trinity::UnitLastSearcher<Trinity::NearestAttackableUnitInObjectRangeCheck> checker(me, victim, u_check);
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me->VisitNearbyObject(max_range, checker);
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}
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// If have target
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if (victim)
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{
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// remember
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i_victimGuid = victim->GetGUID();
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// attack
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me->SetInFront(victim); // client change orientation by self
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me->CastSpell(victim, me->ToTotem()->GetSpell(), false);
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}
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else
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i_victimGuid = 0;
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}
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void
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TotemAI::AttackStart(Unit *)
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{
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// Sentry totem sends ping on attack
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if (me->GetEntry() == SENTRY_TOTEM_ENTRY && me->GetOwner()->GetTypeId() == TYPEID_PLAYER)
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{
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WorldPacket data(MSG_MINIMAP_PING, (8+4+4));
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data << me->GetGUID();
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data << me->GetPositionX();
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data << me->GetPositionY();
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((Player*)me->GetOwner())->GetSession()->SendPacket(&data);
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}
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}
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