internal static LogicalNetworEntity Create(
DNA<LogicalNetworkGene> dna,
IEnumerable<LogicalNetworkGene> dominantGeneSequence,
GateTypeEvolutionMethod evolutionMethod,
TruthTable truthTableToSolve,
LogicGateTypes gateTypeRestrictions)
{
Contract.Requires(dna != null);
Contract.Requires(dominantGeneSequence != null);
Contract.Requires(truthTableToSolve != null);
Contract.Requires(gateTypeRestrictions != null);
LogicalNetworkFactory factory;
if (evolutionMethod == GateTypeEvolutionMethod.Restrict)
{
factory = new LogicalNetworkFactory(truthTableToSolve.InputInterfaceLength, truthTableToSolve.OutputInterfaceLength, gateTypeRestrictions);
}
else // Evolve
{
factory = new LogicalNetworkFactory(truthTableToSolve.InputInterfaceLength, truthTableToSolve.OutputInterfaceLength);
}
var network = LogicalNetworkDNADecoder.CreateNetwork(factory, dominantGeneSequence);
int numOfNAGates = 0;
if (evolutionMethod == GateTypeEvolutionMethod.Evolve && gateTypeRestrictions != null)
{
foreach (var entry in network.EntryArray)
{
var gate = entry.NodeEntry.Node as LogicGate;
if (gate != null)
{
var type = new LogicGateType(gate.Operation, entry.UpperConnectionEntryArray.Length);
if (!gateTypeRestrictions.Contains(type)) numOfNAGates++;
}
}
}
int errors = new TruthTableComputation(network).ComputeError(truthTableToSolve);
return new LogicalNetworEntity(dna, network, errors, numOfNAGates);
}
