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

        private IEnumerable<Entity> GetNewEntities()
        {
            foreach (var i in Owner.Players.Where(i => _clientEntities.Add(i.Value)))
            {
                if (!i.Value.vanished || i.Value == this)
                {
                    yield return i.Value;
                }

            }
            foreach (var i in Owner.PlayersCollision.HitTest(X, Y, SightRadius).OfType<Decoy>().Where(i => _clientEntities.Add(i)))
            {
                yield return i;
            }

            foreach (var i in Owner.EnemiesCollision.HitTest(X, Y, SightRadius))
            {

                if (i is Container)
                {
                    var owner = (i as Container).BagOwner;
                    if (owner != null && owner != AccountId) continue;
                }
                if (MathsUtils.DistSqr(i.X, i.Y, X, Y) <= SightRadius * SightRadius)
                {
                    if (_clientEntities.Add(i))
                        yield return i;

                }
            }
            if (questEntity != null && _clientEntities.Add(questEntity))
                yield return questEntity;
        }