public List <Point3d> Ptsss(Curve x) //给定曲线找出其控制点
{
NurbsCurve mm = x.ToNurbsCurve();
ControlPoint list = new ControlPoint();
List <Point3d> ptss = new List <Point3d>();
Rhino.Geometry.Collections.NurbsCurvePointList listA = mm.Points;
for (int i = 0; i < listA.Count; i++)
{
list = listA.ElementAt(i);
Point3d pt = list.Location;
ptss.Add(pt);
}
return(ptss);
}
////////////////////////////////////////////////////////////////////////////////////////////////////////给定曲线找出其控制点
public static List <Point3d> Ptsss(Curve x)
{
NurbsCurve mm = x.ToNurbsCurve();
ControlPoint list = new ControlPoint();
List <Point3d> ptss = new List <Point3d>();
Rhino.Geometry.Collections.NurbsCurvePointList listA = mm.Points;
for (int i = 0; i < listA.Count; i++)
{
list = listA.ElementAt(i);
Point3d pt = list.Location;
ptss.Add(pt);
}
List <Point3d> ptssResult = ptss.Distinct().ToList();/////删除重合部分（多边形）
return(ptssResult);
}
