private void crossover()
{
List <Bird> parents = selectParents();
System.Random random = new System.Random();
PopulationMembers.Clear();
for (int i = 0; i < PopulationSize; i++)
{
GameObject newChild = GameObject.Instantiate(Bird, new Vector3(-7.5f, 1.0f, 0.0f), Quaternion.identity);
Bird newChildInstance = newChild.GetComponent <Bird>();
newChildInstance.onBecomeInvisible += BirdDeath;
newChildInstance.onHit += BirdDeath;
newChildInstance.PiperendererInstance = piperendererInstance;
Matrix <double> crossedHiddenLayer1 = parents[0].Brain.HiddenLayers[0].Weights +
random.NextDouble() * (parents[1].Brain.HiddenLayers[0].Weights -
parents[0].Brain.HiddenLayers[0].Weights);
Matrix <double> crossedHiddenLayer2 = parents[0].Brain.HiddenLayers[1].Weights +
random.NextDouble() * (parents[1].Brain.HiddenLayers[1].Weights -
parents[0].Brain.HiddenLayers[1].Weights);
Matrix <double> crossedOutputLayer = parents[0].Brain.OutputLayer.Weights +
random.NextDouble() * (parents[1].Brain.OutputLayer.Weights -
parents[0].Brain.OutputLayer.Weights);
newChildInstance.Brain.HiddenLayers[0].Weights = crossedHiddenLayer1;
newChildInstance.Brain.HiddenLayers[1].Weights = crossedHiddenLayer2;
newChildInstance.Brain.OutputLayer.Weights = crossedOutputLayer;
PopulationMembers.Add(newChild, newChildInstance);
}
}
public void InitializePopulation()
{
for (int i = 0; i < PopulationSize; i++)
{
GameObject bird = GameObject.Instantiate(Bird, new Vector3(-7.5f, 1.0f, 0.0f), Quaternion.identity);
Bird birdInstance = bird.GetComponent <Bird>();
birdInstance.onBecomeInvisible += BirdDeath;
birdInstance.onHit += BirdDeath;
birdInstance.PiperendererInstance = piperendererInstance;
PopulationMembers.Add(bird, bird.GetComponent <Bird>());
}
}