protected override double[] GetBasePoints()
{
List <double> ips = new List <double>(curve2D.GetInflectionPoints());
ips.Add(0.0);
ips.Add(0.25);
ips.Add(0.5);
ips.Add(0.75);
ips.Add(1.0);
ips.Sort();
return(ips.ToArray());
}