Recurity.Swf.BitStream.CountNeededBits C# (CSharp) Method

        public int CountNeededBits(int source)
        {
            if (0 == source)
            {
                return 0;
            }
            else if (0 > source)
            {
                ulong fuckedUp = (ulong)(~source);

                return (this.CountNeededBits(fuckedUp) + 1);
            }
            else
            {
                ulong s2 = (ulong)source;

                return (this.CountNeededBits(s2) + 1);
            }
        }