[Insert Knots] command inserts a knot into u or v parameter space of a free form surface.
For the prompt
"Specify Surface"
, select a free form surface to add knots.
For the prompt
"Specify knots"
, specify the knot positions to add knots by pressing mouse.
Isoparameteric curve will be displayed following the mouse cursor movement.
Press Enter key to finish the locating.
both knots at u and v parameter space will be added.
parameter kind(u or v) will be changed.
changes the parameter kind to U.
changes the parameter kind to V.