private static double[] RecombineArrays(double[] firstParam, double[] secondParam, RecombinationFunction recombinationType)
{
if (firstParam.Length != secondParam.Length)
{
throw new ArgumentOutOfRangeException("Unequal Length");
}
double[] recombined = new double[firstParam.Length];
for (int i = 0; i < recombined.Length; ++i)
{
recombined[i] = recombinationType(firstParam[i], secondParam[i]);
}
return(recombined);
}
public static List <Individual> Recombine(ref List <Individual> parents, int lambda, RecombinationFunction recombinationTypeGenes, RecombinationFunction recombinationTypeSigma)
{
if (lambda <= 1)
{
throw new ArgumentOutOfRangeException("lambda", "Lambda too low");
}
int rand1, rand2;
List <Individual> childs = new List <Individual>(lambda);
for (int i = 0; i < lambda; i++)
{
//TODO rand1 could be rand2 ...
rand1 = RandomNumbers.GetRandomIntNumber(0, parents.Count);
do
{
rand2 = RandomNumbers.GetRandomIntNumber(0, parents.Count);
} while (rand2 == rand1 || parents.Count < 2);
childs.Add(Recombine(parents[rand1], parents[rand2], recombinationTypeGenes, recombinationTypeSigma));
}
return(childs);
}
private static Individual Recombine(Individual firstIndividual, Individual secondIndividual, RecombinationFunction recombinationTypeGenes, RecombinationFunction recombinationTypeSigma)
{
Individual individual = new Individual();
//TODO securitycheckshere length etc
individual.genes = RecombineArrays(firstIndividual.genes, secondIndividual.genes, recombinationTypeGenes);
individual.sigma = RecombineArrays(firstIndividual.sigma, secondIndividual.sigma, recombinationTypeSigma);
individual.fitness = float.PositiveInfinity;
return(individual);
}