Surface Edge Curve
 
 
 
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Select a NURBS object. Modify panel Create Curves rollout Dependent Curves group box Surf Edge button

Select a NURBS object. Modify panel NURBS toolbox (Create Surface Edge Curve)

A surface edge curve is a dependent curve type that lies on the boundary of the surface. It can be the original boundary of the surface, or a trim edge.

Creating a curve from a surface edge

Procedures

To create a surface edge curve:

The NURBS object must contain at least one surface.

  1. In the NURBS toolbox, turn on (Create Surface Edge Curve).
  2. As you move the mouse in the scene, NURBS surface edges are highlighted in blue. Click the edge where you want to create the curve.

Interface

Surface Edge Curve rollout (creation time)

Seed 1 and Seed 2

The curve resides on the edge closest to the two seed values. Adjust the seed values to change the edge on which the curve resides.

Surface Edge Curve rollout (modification time)

Seed 1 and Seed 2

The curve resides on the edge closest to the two seed values. Adjust the seed values to change the edge on which the curve resides.

Replace Surface

This lets you replace the parent surface. Click a button, then click a surface to replace the original parent surface.