@Override
public void onCompleted(Chromosome chromosome) {
List<Gene> genes = chromosome.getGenes();
// For debugging result
calculateFitness(chromosome);
for (Gene gene : genes) {
System.out.println(NODES.get(gene.getValue()).getName());
}
}
@Override
public double calculateFitness(Chromosome chromosome) {
List<Gene> genes = chromosome.getGenes();
double[] totalDistance = new double[1];
int l = genes.size();
int i = 0;
Set<Integer> uniqueIds = new HashSet<Integer>();
Set<Integer> uniqueRealNodeIds = new HashSet<Integer>();
Node nodeA = null;
Node nodeB = null;
while (i < l) {
if (nodeA == null) {
nodeA = calculateAndGetNode(genes.get(i++), uniqueIds, uniqueRealNodeIds, totalDistance);
}
if (nodeB == null && i < l) {
nodeB = calculateAndGetNode(genes.get(i++), uniqueIds, uniqueRealNodeIds, totalDistance);
}
if (nodeA != null && nodeB != null) {
if (nodeA.getId() == nodeB.getId()) {
totalDistance[0] += FEE_SAME_NEIGHBOURS; // Eğer iki nokta birbirinin aynı ise
} else {
totalDistance[0] += calculateDistance(nodeA, nodeB);
}
nodeA = nodeB;
nodeB = null;
}
}
totalDistance[0] += (6 - uniqueRealNodeIds.size()) * FEE_REAL_NODE_PASS;
return TOTAL_FITNESS - totalDistance[0]; // ten million
}