public IChromosome[] GetBestChromosomes(ChromosomePart chromosomePart, IPopulation population, int numberOfTournamentRounds)
{
var result = new IChromosome[numberOfTournamentRounds];
var random = new Random();
using (_profiler.Step($"{nameof(GetBestChromosomes)}{chromosomePart}"))
{
switch (chromosomePart)
{
case ChromosomePart.First:
for (var i = 0; i < numberOfTournamentRounds; i++)
{
var(left, rigth) = RandomNumberGeneratorUtils.GenerateTwoRandomNumbers(random, 0, numberOfTournamentRounds);
var leftChromosome = population.Members.FirstOrDefault(x => x.Id == population.GuidMap[left]);
var rigthChromosome = population.Members.FirstOrDefault(x => x.Id == population.GuidMap[rigth]);
result[i] = GetBestChromosomeBy(leftChromosome, rigthChromosome, keyComparer: ChromosomeFactor.EdgeCount).DeepCopy();
}
break;
case ChromosomePart.Second:
for (var i = 0; i < numberOfTournamentRounds; i++)
{
var(left, rigth) = RandomNumberGeneratorUtils.GenerateTwoRandomNumbers(random, numberOfTournamentRounds, population.Members.Count());
var leftChromosome = population.Members.FirstOrDefault(x => x.Id == population.GuidMap[left]);
var rigthChromosome = population.Members.FirstOrDefault(x => x.Id == population.GuidMap[rigth]);
result[i] = GetBestChromosomeBy(leftChromosome, rigthChromosome, keyComparer: ChromosomeFactor.ConnectedEdgeWeigthSum).DeepCopy();
}
break;
case ChromosomePart.Unknown:
default:
break;
}
}
return(result);
}
public static int MapToLevel(ChromosomePart chromosomePart) => chromosomePart switch
{