public CataclysmModule(PopulationInitialization initialization, int percentage, int epochs)
{
epochCount = 0;
epochThreshold = epochs;
Action = population =>
{
if (epochCount++ != epochThreshold)
{
return;
}
epochCount = 0;
int populationSize = population.Length;
int eliminated = populationSize - populationSize * (100 - percentage) / 100;
int[][] newIndividuals = initialization.InitializePopulation(population[0], populationSize, population[0][0]);
var populationAfterCataclysm = population.Take(populationSize - eliminated).Concat(newIndividuals).ToArray();
for (int i = 0; i < populationSize; i++)
{
for (int j = 0; j < population[0].Length; j++)
{
population[i][j] = populationAfterCataclysm[i][j];
}
}
};
}
public static PopulationInitialization CreatePopulationInitialization(PopulationInitializationMethod method, Random random)
{
PopulationInitialization initialization = method switch
{
PopulationInitializationMethod.UniformInitialization => new UniformInitialization(random),
PopulationInitializationMethod.NonUniformInitialization => new NonUniformInitialization(random),
PopulationInitializationMethod.StandardPathInitialization => new StandardPathInitialization(random),
PopulationInitializationMethod.PreferedCloseDistancePathInitialization =>
new PreferedCloseDistancePathInitialization(random),
_ => throw new ArgumentException("Wrong population initialization method name")
};
return(initialization);
}
