public override double GetDistance(Rational r)
{
double[] coefs = new double[] {
//1.0, 1.1, 1.2
//1.0, 0.9, 0.8
};
double d = 0.0;
//int[] pows = r.GetPrimePowers();
int[] pows = r.GetNarrowPowers();
for (int i = 0; i < pows.Length; ++i)
{
int e = pows[i];
double c = i < coefs.Length ? coefs[i] : 1.0;
d +=
e * e
* Math.Exp(-e * 0.01) // make a bit non-commutative to fix the order (avoiding blinking on count increase) - seems needed only if use "overage" in GridDrawer.GenerateItems
* Math.Exp(i * 0.011)
* c;
}
return(Math.Sqrt(d));
}
public Pow[] GetNarrowPowers(Rational r)
{
return(r.GetNarrowPowers(_narrows));
}