Add function to update orientation of unit (for both server andclient). by NoFantasy

--HG--
branch : trunk

src/game/Level3.cpp

@@ -6623,13 +6623,7 @@ bool ChatHandler::HandleCastBackCommand(const char *args)
 
     bool triggered = (trig_str != NULL);
 
-    // update orientation at server
-    caster->SetOrientation(caster->GetAngle(m_session->GetPlayer()));
-
-    // and client
-    WorldPacket data;
-    caster->BuildHeartBeatMsg(&data);
-    caster->SendMessageToSet(&data,true);
+    caster->SetFacingToObject(m_session->GetPlayer());
 
     caster->CastSpell(m_session->GetPlayer(),spell,triggered);
 
@@ -6714,13 +6708,7 @@ bool ChatHandler::HandleCastTargetCommand(const char *args)
 
     bool triggered = (trig_str != NULL);
 
-    // update orientation at server
-    caster->SetOrientation(caster->GetAngle(m_session->GetPlayer()));
-
-    // and client
-    WorldPacket data;
-    caster->BuildHeartBeatMsg(&data);
-    caster->SendMessageToSet(&data,true);
+    caster->SetFacingToObject(m_session->GetPlayer());
 
     caster->CastSpell(caster->getVictim(),spell,triggered);
 

src/game/Unit.cpp

@@ -3517,6 +3517,17 @@ bool Unit::isInBackInMap(Unit const* target, float distance, float arc) const
     return IsWithinDistInMap(target, distance) && !HasInArc( 2 * M_PI - arc, target );
 }
 
+void Unit::SetFacingToObject(WorldObject* pObject)
+{
+    // update orientation at server
+    SetOrientation(GetAngle(pObject));
+ 
+    // and client
+    WorldPacket data;
+    BuildHeartBeatMsg(&data);
+    SendMessageToSet(&data, false);
+}
+
 bool Unit::isInAccessiblePlaceFor(Creature const* c) const
 {
     if(IsInWater())

src/game/Unit.h

@@ -1624,6 +1624,7 @@ class TRINITY_DLL_SPEC Unit : public WorldObject
                 SetOrientation(GetAngle(target));
         }
         bool isInBackInMap(Unit const* target, float distance, float arc = M_PI) const;
+        void SetFacingToObject(WorldObject* pObject);
 
         // Visibility system
         UnitVisibility GetVisibility() const { return m_Visibility; }