void Individual::update(Individual& source) {
if (!this->isLocked())
return;
if (Util::isBetterSolution(source.getTotalCost(), this->getTotalCost())) {
this->setGene(source.getGene());
this->setRoutes(source.getRoutesConst());
this->updateParameters(true);
}
}
Individual Individual::evolve() {
// //If it is locked
// if (this->isLocked())
// return Individual();
this->setLocked(true);
Individual offspring = this->copy();
if (this->getGene().size() == 0) {
printf("Subpop = %d => Ind vazio!\n", this->getDepot());
Individual offspring = Individual(this->getProblem(), this->getConfig(), this->getDepot(), this->getId());
offspring.create();
}
//cout << "Offspring = " << offspring.getTotalCost() << endl;
bool mutate = false;
//printf("Offspring = D: %d - Id: %d => PM: %.2f / PLS: %.2f / RS: %d\n", this->getDepot(),
// this->getId(), this->getMutationRatePM(), this->getMutationRatePLS(), this->isRestartMoves());
if (Random::randFloat() <= this->getMutationRatePM()) {
offspring.mutate();
offspring.evaluate(true);
mutate = true;
} else {
if (offspring.getRoutes().size() == 0)
offspring.evaluate(true);
}
//offspring.printSolution();
if (Random::randFloat() <= this->getMutationRatePLS()) {
//Individual orig = offspring;
//offspring.printSolution(true);
offspring.localSearch();
offspring.routesToGenes();
//offspring.printSolution(true);
if (offspring.getGene().size() == 0) {
cout << "Mutate = " << mutate << endl;
this->print();
this->print(true);
this->printSolution();
offspring.print();
offspring.print(true);
offspring.printSolution();
// orig.print();
// orig.print(true);
// orig.printSolution();
}
}
if (this->getRoutes().size() == 0) {
//cout << "Wait\n\n";
//cout << "Old: " << this->getTotalCost() << endl;
this->evaluate(true);
//cout << "New: " << this->getTotalCost() << endl;
}
if (Util::isBetterSolution(offspring.getTotalCost(), this->getTotalCost())) {
//this->setGene(offspring.getGene());
//this->setRoutes(offspring.getRoutesConst());
//this->evaluate(true);
this->updateParameters(true);
} else {
this->updateParameters(false);
}
//this->print(true);
//this->setLocked(false);
return offspring;
}
