public static Offspring <TIndividual> Eagerly <TIndividual>(this Offspring <TIndividual> offspring)
{
if (offspring is null)
{
throw new ArgumentNullException(nameof(offspring));
}
return(offspring.WithChildren(offspring.Children.ToArray()));
}
public static Offspring <TIndividual> SelectSurvivors <TIndividual>(this Offspring <TIndividual> offspring, int count)
{
if (offspring is null)
{
throw new ArgumentNullException(nameof(offspring));
}
var fitness = offspring.ParentPopulation.Fitness;
var children = offspring.Children
.OrderBy(fitness)
.Take(count);
return(offspring.WithChildren(children));
}
public static Offspring <TIndividual> AddChildren <TIndividual>(this Offspring <TIndividual> offspring, IEnumerable <TIndividual> children)
{
if (offspring is null)
{
throw new ArgumentNullException(nameof(offspring));
}
if (children is null)
{
throw new ArgumentNullException(nameof(children));
}
var c = offspring
.Children
.Concat(children);
return(offspring.WithChildren(c));
}