public IChromosome <BitGene> NewInstance(IImmutableSeq <BitGene> genes)
{
if (genes.IsEmpty)
{
throw new ArgumentException("The genes sequence must contain at least one gene.");
}
var chromosome = new BitChromosome(Bits.NewArray(genes.Length), genes.Length);
var ones = 0;
if (genes is BitGeneImmutableSeq seq)
{
var iseq = seq;
iseq.CopyTo(chromosome._genes);
ones = Bits.Count(chromosome._genes);
}
else
{
for (var i = genes.Length; --i >= 0;)
{
if (genes[i].BooleanValue())
{
Bits.Set(chromosome._genes, i);
++ones;
}
}
}
// TODO: do not match in copy, arrays do (see ChromosomeTester)
chromosome._seq = BitGeneMutableSeq.Of(_genes, Length).ToImmutableSeq();
chromosome._p = ones / (double)genes.Length;
return(chromosome);
}
private BitChromosome(byte[] bits, int length, double p)
{
_genes = bits;
Length = length;
_p = p;
_seq = BitGeneMutableSeq.Of(_genes, length).ToImmutableSeq();
}
public static IMutableSeq <BitGene> NewSeq(int length)
{
return(BitGeneMutableSeq.Of(Array.Of(BitGeneStore.OfLength(length))));
}