*Add an errorlog in HasInArc function to find a bug.

--HG--
branch : trunk

1 files changed, 9 insertions, 2 deletions

diff --git a/src/game/Object.cpp b/src/game/Object.cpp
index 204d654d000..46a824b99c7 100644
--- a/src/game/Object.cpp
+++ b/src/game/Object.cpp
@@ -1387,8 +1387,6 @@ float WorldObject::GetAngle( const float x, const float y ) const
     float dx = x - GetPositionX();
     float dy = y - GetPositionY();
 
-    if(!dx && !dy)
-        return 0;
     float ang = atan2(dy, dx);
     ang = (ang >= 0) ? ang : 2 * M_PI + ang;
     return ang;
@@ -1430,6 +1428,15 @@ bool WorldObject::HasInArc(const float arcangle, const WorldObject* obj) const
     float angle = GetAngle( obj );
     angle -= m_orientation;
 
+    if(angle > 100 || angle < -100)
+    {
+        sLog.outCrash("Invalid Angle %f: this %u %u %f %f %f %f, that %u %u %f %f %f %f", angle,
+            GetEntry(), GetGUIDLow(), GetPositionX(), GetPositionY(), GetPositionZ(), GetOrientation(),
+            obj->GetEntry(), obj->GetGUIDLow(), obj->GetPositionX(), obj->GetPositionY(), obj->GetPositionZ(), obj->GetOrientation());
+        assert(false);
+        return false;
+    }
+
     // move angle to range -pi ... +pi
     while( angle > M_PI)
         angle -= 2.0f * M_PI;