HoldemHand.Hand.PocketHand169Type C# (CSharp) Method

        public static PocketHand169Enum PocketHand169Type(ulong mask)
        {
            #if DEBUG
            // mask must contain exactly 2 cards
            if (BitCount(mask) != 2)
                throw new ArgumentOutOfRangeException("mask");
            #endif

            // Fill in dictionary
            if (pocketdict.Count == 0)
            {
                for (int i = 0; i < Pocket169Table.Length; i++)
                {
                    foreach (ulong tmask in Pocket169Table[i])
                    {
                        pocketdict.Add(tmask, (PocketHand169Enum)i);
                    }
                }
            }

            if (pocketdict.ContainsKey(mask))
                return pocketdict[mask];

            return PocketHand169Enum.None;
        }