public void AddWall(Vector3 c1, HexCell cell1, Vector3 c2, HexCell cell2, Vector3 c3, HexCell cell3)
        {
            var state = (cell1.Walled, cell2.Walled, cell3.Walled);

            if (state == (true, true, false) || state == (false, false, true))
            {
                AddWallSegment(c3, cell3, c1, cell1, c2, cell2);
            }