public bool DebugTimestamps = true; // If true, evolution steps taking longer than 5 seconds are logged to console
public Population(int size, int numInputs, int[] hiddenLayers, int numOutputs)
{
// Initialize objects
Subjects = new List <Subject>();
Species = new List <Species>();
Speciator = new Speciator(SpeciesCompatiblityThreshhold);
TopologyMutator = new TopologyMutator();
WeightMutator = new WeightMutator();
MutateAlgorithm = new MutateAlgorithm(TopologyMutator, WeightMutator, BaseWeightMutationChancePerGenome, BaseTopologyMutationChancePerGenome);
// Initilaize parameters
CurrentMutationChanceScaleFactor = StartMutationChanceFactor;
// Create initial population
CreateInitialPopulation(size, numInputs, hiddenLayers, numOutputs, InitialGenomesAreFullyConnected);
}
public MutateAlgorithm(TopologyMutator topologyMutator, WeightMutator weightMutator, float baseWeightMutChance, float baseTopMutChance)
{
BaseWeightMutationChancePerGenome = baseWeightMutChance;
BaseTopologyMutationChancePerGenome = baseTopMutChance;
if (BaseTopologyMutationChancePerGenome + BaseWeightMutationChancePerGenome > 1f)
{
throw new Exception("Sum of weight mutation chance and topology mutation chance is greater than 1! This is not allowed.");
}
Random = new System.Random();
TopologyMutator = topologyMutator;
WeightMutator = weightMutator;
WeightMutatedGenomes = new HashSet <Genome>();
TopologyMutatedGenomes = new HashSet <Genome>();
NewNodeMutations = new List <NewNodeMutation>();
NewConnectionMutations = new List <NewConnectionMutation>();
}
// Start is called before the first frame update
void Start()
{
TopologyMutator = new TopologyMutator();
WeightMutator = new WeightMutator();
NewNodeMutations = new List <NewNodeMutation>();
NewConnectionMutations = new List <NewConnectionMutation>();
ResetBoth_Button.onClick.AddListener(ResetBoth_OnClick);
TopologyMutationToBoth_Button.onClick.AddListener(TopologyMutationToBoth_OnClick);
P1_MutateTopology_Button.onClick.AddListener(P1_MutateTopology_OnClick);
P1_MutateWeight_Button.onClick.AddListener(P1_MutateWeight_OnClick);
P2_MutateWeight_Button.onClick.AddListener(P2_MutateWeight_OnClick);
P2_MutateTopology_Button.onClick.AddListener(P2_MutateTopology_OnClick);
CreateChild_Button.onClick.AddListener(CreateChild_OnClick);
}
