wServer.realm.entities.player.Player.GetRemovedStatics C# (CSharp) Method

        private IEnumerable<IntPoint> GetRemovedStatics(int _x, int _y)
        {
            return from i in _clientStatic
                   let dx = i.X - _x
                   let dy = i.Y - _y
                   let tile = Owner.Map[i.X, i.Y]
                   where dx * dx + dy * dy > SightRadius * SightRadius ||
                         tile.ObjType == 0
                   let objId = Owner.Map[i.X, i.Y].ObjId
                   where objId != 0
                   select i;
        }