1 files changed, 152 insertions, 0 deletions
diff --git a/src/game/DynamicObject.cpp b/src/game/DynamicObject.cpp
new file mode 100644
index 00000000000..d01a6f84a4d
--- /dev/null
+++ b/src/game/DynamicObject.cpp
@@ -0,0 +1,152 @@
+/*
+ * Copyright (C) 2005-2008 MaNGOS <http://www.mangosproject.org/>
+ *
+ * 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 "GameObject.h"
+#include "UpdateMask.h"
+#include "Opcodes.h"
+#include "WorldPacket.h"
+#include "WorldSession.h"
+#include "World.h"
+#include "ObjectAccessor.h"
+#include "Database/DatabaseEnv.h"
+#include "SpellAuras.h"
+#include "MapManager.h"
+#include "GridNotifiers.h"
+#include "CellImpl.h"
+#include "GridNotifiersImpl.h"
+
+DynamicObject::DynamicObject() : WorldObject()
+{
+    m_objectType |= TYPEMASK_DYNAMICOBJECT;
+    m_objectTypeId = TYPEID_DYNAMICOBJECT;
+                                                            // 2.3.2 - 0x58
+    m_updateFlag = (UPDATEFLAG_LOWGUID | UPDATEFLAG_HIGHGUID | UPDATEFLAG_HASPOSITION);
+
+    m_valuesCount = DYNAMICOBJECT_END;
+}
+
+void DynamicObject::AddToWorld()
+{
+    ///- Register the dynamicObject for guid lookup
+    if(!IsInWorld()) ObjectAccessor::Instance().AddObject(this);
+    Object::AddToWorld();
+}
+
+void DynamicObject::RemoveFromWorld()
+{
+    ///- Remove the dynamicObject from the accessor
+    if(IsInWorld()) ObjectAccessor::Instance().RemoveObject(this);
+    Object::RemoveFromWorld();
+}
+
+bool DynamicObject::Create( uint32 guidlow, Unit *caster, uint32 spellId, uint32 effIndex, float x, float y, float z, int32 duration, float radius )
+{
+    SetInstanceId(caster->GetInstanceId());
+
+    WorldObject::_Create(guidlow, HIGHGUID_DYNAMICOBJECT, caster->GetMapId());
+    Relocate(x,y,z,0);
+
+    if(!IsPositionValid())
+    {
+        sLog.outError("ERROR: DynamicObject (spell %u eff %u) not created. Suggested coordinates isn't valid (X: %f Y: %f)",spellId,effIndex,GetPositionX(),GetPositionY());
+        return false;
+    }
+
+    SetUInt32Value( OBJECT_FIELD_ENTRY, spellId );
+    SetFloatValue( OBJECT_FIELD_SCALE_X, 1 );
+    SetUInt64Value( DYNAMICOBJECT_CASTER, caster->GetGUID() );
+    SetUInt32Value( DYNAMICOBJECT_BYTES, 0x00000001 );
+    SetUInt32Value( DYNAMICOBJECT_SPELLID, spellId );
+    SetFloatValue( DYNAMICOBJECT_RADIUS, radius);
+    SetFloatValue( DYNAMICOBJECT_POS_X, x );
+    SetFloatValue( DYNAMICOBJECT_POS_Y, y );
+    SetFloatValue( DYNAMICOBJECT_POS_Z, z );
+    SetUInt32Value( DYNAMICOBJECT_CASTTIME, getMSTime() );  // new 2.4.0
+
+    m_aliveDuration = duration;
+    m_radius = radius;
+    m_effIndex = effIndex;
+    m_spellId = spellId;
+    m_casterGuid = caster->GetGUID();
+    return true;
+}
+
+Unit* DynamicObject::GetCaster() const
+{
+    // can be not found in some cases
+    return ObjectAccessor::GetUnit(*this,m_casterGuid);
+}
+
+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;
+
+    // TODO: make a timer and update this in larger intervals
+    CellPair p(MaNGOS::ComputeCellPair(GetPositionX(), GetPositionY()));
+    Cell cell(p);
+    cell.data.Part.reserved = ALL_DISTRICT;
+    cell.SetNoCreate();
+
+    MaNGOS::DynamicObjectUpdater notifier(*this,caster);
+
+    TypeContainerVisitor<MaNGOS::DynamicObjectUpdater, WorldTypeMapContainer > world_object_notifier(notifier);
+    TypeContainerVisitor<MaNGOS::DynamicObjectUpdater, GridTypeMapContainer > grid_object_notifier(notifier);
+
+    CellLock<GridReadGuard> cell_lock(cell, p);
+    cell_lock->Visit(cell_lock, world_object_notifier, *MapManager::Instance().GetMap(GetMapId(), this));
+    cell_lock->Visit(cell_lock, grid_object_notifier,  *MapManager::Instance().GetMap(GetMapId(), this));
+
+    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, bool inVisibleList) const
+{
+    return IsInWorld() && u->IsInWorld() && IsWithinDistInMap(u,World::GetMaxVisibleDistanceForObject()+(inVisibleList ? World::GetVisibleObjectGreyDistance() : 0.0f));
+}