1. Download this sample file and open it in Rhinoceros 8®. 2. Run the _lsBottomUnroll command. 3. Set the options as intended in the command line. 4. Select the red curve as the 'Bottom Curve'. 5. Select the green object as the 'Side View Curve'.
Command Options
VPoints: Number of points to rebuild the 'Side View Curve'.
Notes
This command is available in scripting and interactive mode.
For optimal results, use Periodic NURBS curves (SubD friendly).