/// <summary>
/// Remove portions of the curve outside the specified interval.
/// </summary>
/// <param name="p0"></param>
/// <param name="p1"></param>
/// <param name="failReason"></param>
/// <returns></returns>
public CurveNormalized Trim(Percent p0, Percent p1, out string failReason)
{
failReason = "";
Curve res = null;
if (p0.is0percent() && p1.is100percent())
{
res = Crv;
}
else
{
var t0 = T(p0);
var t1 = T(p1);
res = Crv.DuplicateCurve().Trim(t0, t1);
}
if (res == null)
{
failReason = "failed to trim crv";
return(null);
}
return(new CurveNormalized(res));
}
