Extract parametrically linked sweep length data using iLogic and a bit of custom code in Inventor. Maybe its spring cleaning, or that I’m just caught up in the TV season finales, but I have sweep(s) ...

This example shows how to create a B-spline surface from an arbitrarily-chosen set of control points, z = 0.3 * cos(2x^2 + 2y^2). Originally this example was built to help troubleshoot the long time ...