Extract isolines
The Extract isolines
tool helping quickly extract isoline curves from face. This function is called by pressing this button - 
, on the “Model” page. By default, the button is not active. To activate it, you need to select face for which you want to extract isolines in the graphics window or in the model tree. After
activate it
you can see the contours on the selected face. If you want to change the direction of the contour or make a spline, simply left-click on the selected face to open the edit button panel.
The panel has two buttons:
to form a spline from the isoline.
to change a isoline direction.
See also: