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DynamicObject.cpp
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DynamicObject.cpp
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/*
* Copyright (C) 2005-2010 MaNGOS <http://getmangos.com/>
*
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation; either version 2 of the License, or
* (at your option) any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program; if not, write to the Free Software
* Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
*/
#include "Common.h"
#include "UpdateMask.h"
#include "Opcodes.h"
#include "World.h"
#include "ObjectAccessor.h"
#include "Database/DatabaseEnv.h"
#include "GridNotifiers.h"
#include "CellImpl.h"
#include "GridNotifiersImpl.h"
#include "SpellMgr.h"
DynamicObject::DynamicObject() : WorldObject()
{
m_objectType |= TYPEMASK_DYNAMICOBJECT;
m_objectTypeId = TYPEID_DYNAMICOBJECT;
m_updateFlag = (UPDATEFLAG_HIGHGUID | UPDATEFLAG_HAS_POSITION | UPDATEFLAG_POSITION);
m_valuesCount = DYNAMICOBJECT_END;
}
void DynamicObject::AddToWorld()
{
///- Register the dynamicObject for guid lookup
if(!IsInWorld())
GetMap()->GetObjectsStore().insert<DynamicObject>(GetGUID(), (DynamicObject*)this);
Object::AddToWorld();
}
void DynamicObject::RemoveFromWorld()
{
///- Remove the dynamicObject from the accessor
if(IsInWorld())
{
GetMap()->GetObjectsStore().erase<DynamicObject>(GetGUID(), (DynamicObject*)NULL);
GetViewPoint().Event_RemovedFromWorld();
}
Object::RemoveFromWorld();
}
bool DynamicObject::Create( uint32 guidlow, Unit *caster, uint32 spellId, SpellEffectIndex effIndex, float x, float y, float z, int32 duration, float radius )
{
WorldObject::_Create(guidlow, HIGHGUID_DYNAMICOBJECT, caster->GetPhaseMask());
SetMap(caster->GetMap());
Relocate(x, y, z, 0);
if(!IsPositionValid())
{
sLog.outError("DynamicObject (spell %u eff %u) not created. Suggested coordinates isn't valid (X: %f Y: %f)",spellId,effIndex,GetPositionX(),GetPositionY());
return false;
}
SetEntry(spellId);
SetObjectScale(DEFAULT_OBJECT_SCALE);
SetUInt64Value(DYNAMICOBJECT_CASTER, caster->GetGUID());
SetUInt32Value(DYNAMICOBJECT_BYTES, 0x00000001);
SetUInt32Value(DYNAMICOBJECT_SPELLID, spellId);
SetFloatValue(DYNAMICOBJECT_RADIUS, radius);
SetUInt32Value(DYNAMICOBJECT_CASTTIME, getMSTime()); // new 2.4.0
m_aliveDuration = duration;
m_radius = radius;
m_effIndex = effIndex;
m_spellId = spellId;
return true;
}
Unit* DynamicObject::GetCaster() const
{
// can be not found in some cases
return ObjectAccessor::GetUnit(*this, GetCasterGUID());
}
void DynamicObject::Update(uint32 p_time)
{
// caster can be not in world at time dynamic object update, but dynamic object not yet deleted in Unit destructor
Unit* caster = GetCaster();
if(!caster)
{
Delete();
return;
}
bool deleteThis = false;
if(m_aliveDuration > int32(p_time))
m_aliveDuration -= p_time;
else
deleteThis = true;
// have radius and work as persistent effect
if(m_radius)
{
// TODO: make a timer and update this in larger intervals
MaNGOS::DynamicObjectUpdater notifier(*this, caster);
Cell::VisitAllObjects(this, notifier, m_radius);
}
if(deleteThis)
{
caster->RemoveDynObjectWithGUID(GetGUID());
Delete();
}
}
void DynamicObject::Delete()
{
SendObjectDeSpawnAnim(GetGUID());
AddObjectToRemoveList();
}
void DynamicObject::Delay(int32 delaytime)
{
m_aliveDuration -= delaytime;
for(AffectedSet::iterator iunit= m_affected.begin(); iunit != m_affected.end(); ++iunit)
if (*iunit)
(*iunit)->DelayAura(m_spellId, m_effIndex, delaytime);
}
bool DynamicObject::isVisibleForInState(Player const* u, WorldObject const* viewPoint, bool inVisibleList) const
{
if(!IsInWorld() || !u->IsInWorld())
return false;
// always seen by owner
if(GetCasterGUID()==u->GetGUID())
return true;
// normal case
return IsWithinDistInMap(viewPoint, World::GetMaxVisibleDistanceForObject() + (inVisibleList ? World::GetVisibleObjectGreyDistance() : 0.0f), false);
}
bool DynamicObject::IsHostileTo( Unit const* unit ) const
{
if (Unit* owner = GetCaster())
return owner->IsHostileTo(unit);
else
return false;
}
bool DynamicObject::IsFriendlyTo( Unit const* unit ) const
{
if (Unit* owner = GetCaster())
return owner->IsFriendlyTo(unit);
else
return true;
}