*Use virtual function for GetFollowAngle

--HG--
branch : trunk

src/game/TemporarySummon.h

@@ -54,7 +54,7 @@ class Minion : public TempSummon
         void InitSummon();
         void RemoveFromWorld();
         Unit *GetOwner() { return m_owner; }
-        float GetFollowAngle() { return m_followAngle; }
+        float GetFollowAngle() const { return m_followAngle; }
         void SetFollowAngle(float angle) { m_followAngle = angle; }
         bool IsPetGhoul() const {return GetEntry() == 26125;} // Ghoul may be guardian or pet
     protected:

src/game/Unit.cpp

@@ -14906,15 +14906,6 @@ void Unit::SetFlying(bool apply)
     }
 }
 
-float Unit::GetFollowAngle() const
-{
-    if (GetTypeId()!=TYPEID_UNIT)
-        return PET_FOLLOW_ANGLE;
-    if (!((Creature*)this)->HasSummonMask(SUMMON_MASK_MINION))
-        return PET_FOLLOW_ANGLE;
-    return ((Minion*)this)->GetFollowAngle();
-}
-
 void Unit::NearTeleportTo( float x, float y, float z, float orientation, bool casting /*= false*/ )
 {
     if(GetTypeId() == TYPEID_PLAYER)

src/game/Unit.h

@@ -1805,7 +1805,7 @@ class TRINITY_DLL_SPEC Unit : public WorldObject
         bool canFly() const     { return m_movementInfo.HasMovementFlag(MOVEMENTFLAG_FLY_MODE); }
         bool IsFlying() const   { return m_movementInfo.HasMovementFlag(MOVEMENTFLAG_FLYING); }
         void SetFlying(bool apply);
-        float GetFollowAngle() const;
+        virtual float GetFollowAngle() const { return M_PI/2; }
     protected:
         explicit Unit ();