private VertexGraph RunPhysics(Individual individual)
{
var world = new DefaultRigidBodyWorld(individual.Graph);
var physics = new PhysicsEngine(world);
// Run for 30 seconds of simulated time
// TODO: Increase this, it just makes it easier to test
var graph = physics.RunSimulation(60);
// TODO: Do we still need this for rigid bodies?
// - Dean: Don't think so, mem mngment doesn't seem to be an issue
// world.DisposeIndividual();
return graph;
}
public Individual Cross(Individual father, Individual mother, BinarySerializer serializer)
{
byte[] fatherData = serializer.ToBinary(father);
byte[] motherData = serializer.ToBinary(mother);
if (fatherData.Length != motherData.Length)
{
throw new ArgumentException("Individuals must compose to binary representations of the same length to be crossed.");
}
byte[] childData = new byte[fatherData.Length];
var splitIndex = (long)(fatherData.Length * Ratio);
Array.Copy(fatherData, childData, splitIndex);
Array.Copy(motherData, splitIndex, childData, splitIndex, childData.Length - splitIndex);
return serializer.FromBinary(childData);
}
public override byte[] ToBinary(Individual _individual)
{
var individual = (SkyscraperIndividual)_individual;
var graph = individual.Graph;
var stream = new MemoryStream();
using (stream)
{
var writer = new BinaryWriter(stream);
// Write the locations of each point on the graph (3 floats)
foreach (var vertex in graph.Vertices)
{
writer.Write(vertex.X);
writer.Write(vertex.Y);
writer.Write(vertex.Z);
}
}
return stream.ToArray();
}
public abstract byte[] ToBinary(Individual individual);
