public long Generate(IAtomContainer container)
{
long[] hashes = generator.Generate(container);
long[] rotated = new long[hashes.Length];
Array.Sort(hashes);
// seed with Mersenne prime 2^31-1
long hash = 2147483647L;
for (int i = 0; i < hashes.Length; i++)
{
// if non-unique, then get the next random number
if (i > 0 && hashes[i] == hashes[i - 1])
{
hash ^= rotated[i] = pseudorandom.Next(rotated[i - 1]);
}
else
{
hash ^= rotated[i] = hashes[i];
}
}
return(hash);
}
/// <summary>
/// Generate the next random number.
/// </summary>
/// <param name="seed">a <see cref="long"/> value to seed a pseudorandom number generator</param>
/// <returns>next pseudorandom number</returns>
public long Rotate(long seed)
{
return(pseudorandom.Next(seed));
}
