Add an arc between two curves and trims or extends the curves to the arc.

Create a line segment between two curves and trims or extends the curves to meet it.

Extend and trim curves to meet at their endpoints.

Round polyline corners with arcs.

Connect two curves with continuity control.

Connect two curves maintaining continuity.

Create an arc blend curve between two curves.

Change a curve end to meet another curve or surface edge with a specified continuity.

Mirror a copy of a curve or surface with continuity.

Copy a curve parallel to the original.

Copy curves or surface edges parallel to the original.

Copy a curve on a surface parallel to the original in the surface normal direction.

Remove multiple knots from curves and surfaces.

Copy a curve on a surface parallel to the original.

Lengthen a curve by its natural extension to a boundary or point.

Link to Extend toolbar

Lengthen a curve to a boundary curve or edge.

Change the seam (start/end) location on closed curves.

Create a curve by averaging two input curves that are planar in two different views.

Change a curve's direction to match another curve's direction.

Create cross-section curves through profile curves.

Reconstruct curves, surfaces, and extrusion objects to a specified degree and control point number.

Rebuild curves to match a master curve.

Interactively modify selected curves by non-uniformly re-spacing the control points.

Make a non-rational NURBS curve of a specified degree that matches the input curve to within the specified tolerance.

Change the degree of the polynomial that defines the curve or surface by adding or subtracting control points between knot spans, while maintaining the knot structure.

Remove large curvature variations in a curve while limiting the geometry changes to the specified tolerance.

Make the object knot vectors uniform without changing the control point locations.

Replace each curve segment that has the geometry of a line or an arc with a true line or arc.

Change a curve to polyline segments.

Change a curve to arc segments.

Remove the kink from the start/end of a curve or surface.

Insert a kink at the start/end of a curve or surface.

Close open curves.

Continue to draw the selected curve using control points.

Continue to draw the selected curve interpolating through picked points.

Remove a portion of a curve that is between two locations.

Separate or duplicate polycurve segments.

Flatten the curve segment between picked points.

Create curves between two open or closed input curves.

Copy curves or surface edges parallel to the original.

Trim, split, and join curves based on their overlapping regions.

Trim, split, and join curves based on their overlapping regions and delete all input curves.

Project curves/points toward a construction plane to intersect a surface, polysurface, mesh, or SubD.

Link to Curve From Object toolbar

Project curves/points toward a construction plane to intersect a surface using the Loose option.

Place a point object at the start of a curve.

Place a point object at the end of a curve.

Open the End Analysis control, and display the endpoints of curves.

Close the End Analysis control, and turn off endpoints of curves.

Allows moving a curve created by the ExtractIsocurve command with History.

Add temporary infinite guide / construction line.

Remove temporary infinite guide / construction line.

Offsets a closed curve and then creates a ruled or sweep2 surface between the input and offset curves.

Rhinoceros 7 © 2010-2022 Robert McNeel & Associates. 26-Jan-2022