public FixedUCurve(GeneralSweptCurve parent, double u, double vmin, double vmax)
{
this.vmin = vmin;
this.vmax = vmax;
this.u = u;
this.parent = parent;
}
protected FixedUCurve(SerializationInfo info, StreamingContext context) : base(info, context)
{
parent = (GeneralSweptCurve)info.GetValue("Parent", typeof(GeneralSweptCurve));
u = (double)info.GetValue("U", typeof(double));
vmin = (double)info.GetValue("Vmin", typeof(double));
vmax = (double)info.GetValue("Vmax", typeof(double));
}