[svn] Implemented player on player and player on creature possession:

* Implemented packet and vision forwarding through possessed units
* Added new OnPossess script call alerting scripts on when possession is applied/removed
* Moved fall damage and fall under map calculations into the Player class
* Added new PossessedAI that is applied only while possession on creature is active
* Implemented summon possessed spell effect
* Fixed Eyes of the Beast

--HG--
branch : trunk

3 files changed, 24 insertions, 0 deletions

diff --git a/src/bindings/scripts/include/sc_creature.h b/src/bindings/scripts/include/sc_creature.h
index da40e2eab60..70a43a4df52 100644
--- a/src/bindings/scripts/include/sc_creature.h
+++ b/src/bindings/scripts/include/sc_creature.h
@@ -75,6 +75,9 @@ struct TRINITY_DLL_DECL ScriptedAI : public CreatureAI
     //Called at waypoint reached or PointMovement end
     void MovementInform(uint32, uint32){}
 
+    // Called when AI is temporarily replaced or put back when possess is applied or removed
+    void OnPossess(bool apply) {}
+
     //*************
     // Variables
     //*************
diff --git a/src/bindings/scripts/scripts/npc/npc_escortAI.cpp b/src/bindings/scripts/scripts/npc/npc_escortAI.cpp
index 2c3163b9a7c..04efb0c952d 100644
--- a/src/bindings/scripts/scripts/npc/npc_escortAI.cpp
+++ b/src/bindings/scripts/scripts/npc/npc_escortAI.cpp
@@ -256,6 +256,25 @@ void npc_escortAI::MovementInform(uint32 type, uint32 id)
     }
 }
 
+void npc_escortAI::OnPossess(bool apply)
+{
+    // We got possessed in the middle of being escorted, store the point 
+    // where we left off to come back to when possess is removed
+    if (IsBeingEscorted)
+    {
+        if (apply)
+            m_creature->GetPosition(LastPos.x, LastPos.y, LastPos.z);
+        else
+        {
+            Returning = true;
+            m_creature->GetMotionMaster()->MovementExpired();
+            m_creature->GetMotionMaster()->MovePoint(WP_LAST_POINT, LastPos.x, LastPos.y, LastPos.z);
+        }
+    }
+}
+
+
+
 void npc_escortAI::AddWaypoint(uint32 id, float x, float y, float z, uint32 WaitTimeMs)
 {
     Escort_Waypoint t(id, x, y, z, WaitTimeMs);
diff --git a/src/bindings/scripts/scripts/npc/npc_escortAI.h b/src/bindings/scripts/scripts/npc/npc_escortAI.h
index 73928f7e2f8..a805bdd45bb 100644
--- a/src/bindings/scripts/scripts/npc/npc_escortAI.h
+++ b/src/bindings/scripts/scripts/npc/npc_escortAI.h
@@ -51,6 +51,8 @@ struct TRINITY_DLL_DECL npc_escortAI : public ScriptedAI
 
         void MovementInform(uint32, uint32);
 
+        void OnPossess(bool apply);
+
         // EscortAI functions
         void AddWaypoint(uint32 id, float x, float y, float z, uint32 WaitTimeMs = 0);