public static SynapseGene FromPrototype(SynapseGene other)
{
return(SynapseGene.Random(other.innovationId,
other.fromNeuronId,
other.toNeuronId,
other.isEnabled));
}
public void Mutate(Genotype genotype, MutationResults results)
{
var neuronIndexA = Random.Range(0, genotype.InputNeurons.Count);
var neuronGeneA = genotype.InputNeurons[neuronIndexA];
var validNeurons = genotype.OutputNeurons
.Where(_ => Random.value < p)
.Where(neuronGeneB => genotype.SynapseGenes.None(s =>
neuronGeneA.InnovationId == s.fromNeuronId &&
neuronGeneB.InnovationId == s.toNeuronId));
foreach (var neuronGeneB in validNeurons)
{
var synapseInnovationId = innovations.GetSynapseInnovationId(neuronGeneA.InnovationId, neuronGeneB.InnovationId);
var synapseGene = SynapseGene.Random(synapseInnovationId, neuronGeneA.InnovationId, neuronGeneB.InnovationId, true);
var synapseGenes = new GeneList <SynapseGene>(genotype.SynapseGenes);
synapseGenes.Add(synapseGene);
genotype.SynapseGenes = synapseGenes;
results.addedSynapses += 1;
}
}