//当前种群进化
public void Evolve(SelectionType selectionType)
{
Population parents = null;
if (selectionType == SelectionType.Elite)
{
parents = EliteSelect(this);
}
else if (selectionType == SelectionType.Roulette)
{
parents = RouletteSelect(this);
}
else if (selectionType == SelectionType.Hybrid)
{
parents = HybridSelect(this);
}
//crossover 得到子女种群
if (parents != null)
{
var children = Crossover(Chromosomes.Count - parents.Chromosomes.Count);
Chromosomes.Clear();
//将选择出来的所有父母染色体，及他们 crossover 得到的子女，作为新的种群
Chromosomes.AddRange(parents.Chromosomes);
Chromosomes.AddRange(children.Chromosomes);
}
//变异
Mutate();
}
/// <summary>
/// 初始化，设置染色体
/// </summary>
private static void Init()
{
Chromosomes.Clear();
for (int i = 0; i < ChromosomeLength; i++)
{
int[,] valueLimit = new int[GenesLength, 2];
for (int ii = 0; ii < GenesLength; ii++)
{
valueLimit[ii, 0] = variateInfo[ii].MinValue;
valueLimit[ii, 1] = variateInfo[ii].MaxValue;
}
Chromosome chromosome = new Chromosome {
ValueLimit = valueLimit,
};
chromosome.Genes = IniVariate(chromosome);
Chromosomes.Add(chromosome);
}
}
