EtherDuels.Game.Model.SimplePhysicsAlgorithm.GetNewCollisions C# (CSharp) Method

        private WorldObject[][] GetNewCollisions()
        {
            WorldObject[][] collisions = GetCollisions();
            List<WorldObject[]> filteredCollisions = new List<WorldObject[]>();

            foreach (WorldObject[] collision in collisions)
            {
                bool unique = true;

                foreach (WorldObject[] oldCollision in oldCollisions)
                {
                    if ((collision[0] == oldCollision[0] && collision[1] == oldCollision[1])
                        || (collision[0] == oldCollision[1] && collision[1] == oldCollision[0]))
                    {
                        unique = false;
                        break;
                    }
                }
                if (unique)
                {
                    filteredCollisions.Add(collision);
                }
            }
            oldCollisions = collisions;

            return filteredCollisions.ToArray<WorldObject[]>();
        }