From Objects menu commands include items the below.
Project | Project curves onto surfaces. |
Pullback | Pull curves onto surfaces. |
Extract Edge | Extract an edge of a surface. |
Extract Border | Duplicate the border of a surface. |
Intersection | Create curves at the intersection of surfaces. |
Contour | Create multiple contour curves through surfaces. |
Section | Create single section curves through surfaces. |
Extract Isocurve | Extract isocurves from a surface. |
Extract Control Points | Create point objects at the control point locations of curves. |
Extract Wireframe | Extract the wireframe of a surface. |