private AbstractMutationStrategy DetachDepthMutationStrategy(Grid2DDomain domain)
{
double range = MaxDetachDepth(domain) / 2.0;
double resolution = 1.0;
return(PowerLawMutationStrategy.Create(range, resolution));
}
private AbstractMutationStrategy MaxHeaveMutationStrategy(Grid2DDomain domain)
{
double range = MaxMaxHeave(domain) / 2.0;
double resolution = 1.0f;
return(PowerLawMutationStrategy.Create(range, resolution));
}
private AbstractMutationStrategy YMutationStrategy(Grid2DDomain domain)
{
double range = (domain.Max.Y - domain.Min.Y) / 2.0; // Half model width
double resolution = 1.0;
return(PowerLawMutationStrategy.Create(range, resolution));
}
private AbstractMutationStrategy RhoMutationStrategy(Grid2DDomain domain)
{
double r = (domain.Max - domain.Min).Magnitude / 2.0; // Half model diagonal
double k = 9.0; // ~ 1 metre
return(PowerLawMutationStrategy.Create(r, k));
}
private AbstractMutationStrategy DipMutationStrategy(Grid2DDomain domain)
{
// Should have ~1° resolution
double range = (maxFaultDip - minFaultDip) / 2.0;
double resolution = 1.0;
return(PowerLawMutationStrategy.Create(range, resolution));
}
private double k; // Mutation precision - related to smallest delta
#region Construction
// Memoizing constructor
public static PowerLawMutationStrategy Create(double range, double resolution)
{
// TODO: This method may require synchronisation for the static instances
Pair <double, double> key = new Pair <double, double>(range, resolution);
if (instances.ContainsKey(key))
{
return(instances[key]);
}
PowerLawMutationStrategy instance = new PowerLawMutationStrategy(range, resolution);
instances.Add(key, instance);
return(instance);
}
private AbstractMutationStrategy PhiMutationStrategy(Grid2DDomain domain)
{
return(PowerLawMutationStrategy.Create(tipTangentAngle, 1.0)); // 1° resolution
}
private AbstractMutationStrategy ThrowMutationStrategy(Grid2DDomain domain)
{
return(PowerLawMutationStrategy.Create(50.0, 9.0));
}
private AbstractMutationStrategy ThetaMutationStrategy(Grid2DDomain domain)
{
// Half-circle range, with 1° resolution
return(PowerLawMutationStrategy.Create(180.0, 7.49f));
}