static void Mutate(ref ga_struct member)
{
int tsize = GA_TARGET.Length;
int ipos = random.Next(tsize);
int delta = random.Next(90) + 32;
var mutated = member.Str.ToCharArray();
Convert.ToChar((member.Str[ipos] + delta)%123).ToString().CopyTo(0, mutated, ipos, 1);
member.Str = mutated.ToString();
}
static void InitPopulation(ref ga_vector population, ref ga_vector buffer)
{
int tsize = GA_TARGET.Length;
for (int i = 0; i < GA_POPSIZE; i++)
{
var citizen = new ga_struct(string.Empty, 0);
for (int j = 0; j < tsize; j++)
{
citizen.Str += Convert.ToChar(random.Next(90) + 32);
}
population.Add(citizen);
buffer.Add(new ga_struct(string.Empty, 0));
}
}
static int FitnessSort(ga_struct x, ga_struct y)
{
return x.Fitness.CompareTo(y.Fitness);
}