To Insert a Knot Point in a B-spline Curve
Select the Edit Knots tool (
Select the Insert Knots icon.
Select the B-spline curve.
Graphics display the proposed knot point on the curve. Its position is controlled by the pointer.
- Enter a data point to place the knot point.
- (Optional) Press <Ctrl+data point> to add more knots.
- Enter a data point to accept the insertion.