Can you trim a surface in Rhino?

Surfaces can be trimmed or untrimmed. A trimmed surface has two parts: a surface that underlies everything and defines the geometric shape, and trimming curves that mark sections of the underlying surface that are trimmed away.

Table of Contents

How do you edit the surface on a Polysurface Rhino?

You can, in Rhino, select faces by Ctrl-Shift click (Sub-object select) and then use Move, or Gumball (Set Gumball to orient by object) to move the faces. You can also use SolidPtOn. Keep in mind that things can get squirrely pretty quickly if the faces get twisted up.

How do you trim a surface untrimmed?

Convert a trimmed surface into an untrimmed surface with the same shape

Choose Surface Edit > Trim > Trim Convert .
Click a four-sided trimmed surface. Note: The Trim convert tool does its best job to match the shape of the trimmed surface with an untrimmed surface. In most cases, an exact match will be impossible. Tip:

How do you delete part of a surface in Rhino?

If it is difficult to select the parts to trim off, use the Split command and then delete the unwanted parts. Use the Untrim command to remove a trimming boundary from a surface.

How do you smooth a surface in Rhino?

To smooth a region, turn on control points, and select the control points in the region of the object to smooth. Start the Smooth command. Click the check boxes for the coordinate directions and adjust the Smooth factor. The selected control points will move slightly, smoothing the curve or surface.

How do you trim a surface untrimmed Rhino?

How do you blend surfaces in Rhino?

BlendSrf

Select a surface edge.
Select adjacent edges or press Enter.
Select the edges to blend to and press Enter.
Select adjacent edges or press Enter.

How do you edit a cage?

How to Cage Edit Objects in Rhino 3D

Create an object like a sphere or anything else of your choice.
Highlight your object and click on Transform>Cage Editing>Cage Edit.
Now a new dialog box will open.
Now click World.
Now click Global.
Now you will see a bounding box surrounding your object with points.

How do I extend a surface in Rhino?

Steps

Select a boundary object, type a length, or press Enter to extend without boundary edges.
Select a curve or an surface edge near the end. The extension will be automatically joined with the original curve.
Pick the end of the extension or type a length.