void MONEEControlArchitecture::select() {
// If the egg has gathered enough genomes or it's time is up, reactivate it with one of the gathered genomes.
// Assign subjective fitness to genomes
assignFitness(_wm->_genePool);
// Do roulette selection (need to sort genomes vector first, because we are calculating medians for logging)
std::sort(_wm->_genePool.begin(), _wm->_genePool.end(), genomeSortPredicate);
std::vector<Genome>::const_iterator winner = selectWeighted(_wm->_genePool);
_wm->_winnerId = winner->id;
// Reactivate with the winning genome
for (int i = 0; i < _parameterCount; i++) _activeGenome.parameters[i] = winner->parameters[i];
// Mutate a bit
mutate(_activeGenome.parameters, 0.1);
// Do some logging
_wm->dumpGenePoolStats();
}
/**
* Select best N of K with the given ordering method
*/
void selectWithOrdering(SchedOrdering ordering, size_t size, unsigned char *base, size_t nmemb, double(*evaluate)(void *), unsigned char *selected,size_t *selected_len){
if (ordering == SCHED_WEIGHTED) selectWeighted(size, base, nmemb, evaluate, selected, selected_len);
else selectBests(size, base, nmemb, evaluate, selected, selected_len);
}
