//NOTE: The fitness sharing code assumes that fitness is always positive.
internal Species(EvolSpecies <T> pop, Organism <T> proto)
{
this.proto = proto.Index;
this.pop = pop;
members = new List <Int32>();
members.Add(proto.Index);
max_fit = proto.TrueFit;
avg_fit = max_fit;
age = 0;
invo = 0;
nchild = 0;
}
internal bool Extention()
{
//if there are no members left, we are extenct by definition
if (members.Count == 0)
{
pop = null;
return(true);
}
//if the species is still young or inovating (keep alive)
if (age < YOUNG)
{
return(false);
}
if ((age - invo) < OLD)
{
return(false);
}
//if the species has assigned children (keep alive)
if (nchild > 0)
{
return(false);
}
//marks all remaining members for death
foreach (int index in members)
{
pop.MarkForDeath(index);
}
//cleaers the member list and the pop refference
members.Clear();
pop = null;
return(true);
}