public void evaluateShip(PopulationManager populationManager)
{
if (lastShip != null)
{
ShipArchive shipArchive = new ShipArchive(lastShip.rootNode, lastShip.getFitness());
populationManager.shipEvaluated(shipArchive);
GameObject.Destroy(lastShip.gameObject);
}
}
public int CompareTo(object o)
{
ShipArchive sa2 = (ShipArchive)o;
if (fitness < sa2.fitness)
{
return(-1);
}
else if (fitness > sa2.fitness)
{
return(1);
}
else
{
return(0);
}
}
//string lastFitnessesOutput = "";
void Start()
{
Time.timeScale = Config.SIMULATION_TIME_SCALE;
generations = new List <Generation>();
shipCreators = new List <RandomShipCreator>(GetComponentsInChildren <RandomShipCreator>());
generationTimeCounter = 0;
currentGeneration = new Generation();
bestOfAllTime = new ShipArchive(null, double.MaxValue);
foreach (RandomShipCreator r in shipCreators)
{
r.setOrbsRoot(orbs);
r.generateRandomShip();
}
activateGeneration();
}
public void addShipArchive(ShipArchive shipArchive)
{
shipArchives.Add(shipArchive);
}
void Update()
{
if (useTimer)
{
generationTimeCounter += Time.deltaTime;
if (generationTimeCounter >= Config.STANDARD_GENERATION_TIME)
{
generationTimeCounter = 0;
startNextGeneration = true;
}
}
if (startNextGeneration)
{
if (!evaluationFramePassed)
{
//EVALUATE SHIPS
foreach (RandomShipCreator r in shipCreators)
{
r.evaluateShip(this);
}
evaluationFramePassed = true;
}
else
{
//ALWAYS KEEP THE BEST OF ALL TIME
foreach (ShipArchive s in currentGeneration.getShipArchives())
{
if (s.fitness < bestOfAllTime.fitness)
{
bestOfAllTime = new ShipArchive(s.root.copyTree(), s.fitness);
}
}
//PERFORM SELECTION
List <ShipChromosomeNode> selectionList = currentGeneration.SUS((uint)shipCreators.Count);
//PERFORM CROSSOVER
List <ShipChromosomeNode> nextGeneration =
CrossoverAndMutationManager.TreeCrossover(selectionList);
//PERFORM MUTATION
CrossoverAndMutationManager.TreeMutate(nextGeneration); //NodeMutate(nextGeneration);
//RESET THE CURRENT GENERATION AND STORE THE OLD ONE
generations.Add(currentGeneration);
currentGeneration = new Generation();
//INITIALIZE THE NEXT GENERATION
shipCreators[0].generatePhysicalShip(bestOfAllTime.root);
for (int i = 1; i < shipCreators.Count; ++i)
{
shipCreators[i].generatePhysicalShip(nextGeneration[i]);
}
activateGeneration();
//generationTimeCounter = 0;
evaluationFramePassed = false;
startNextGeneration = false;
}
}
}
public void shipEvaluated(ShipArchive shipArchive)
{
currentGeneration.addShipArchive(shipArchive);
}
