Circle Spline

Use Circle to create closed circular splines made of four vertices.

• Create panel > (Shapes) > Splines > Object Type rollout > Circle
• Standard menu: Create menu > Shapes > Circle
• Enhanced menu: Objects menu > Shapes > Circle

Example of circle

Procedures

To create a circle:

1. Go to the Create panel and turn on (Shapes).
2. Click Circle.
3. Choose a creation method.
4. Drag in a viewport to draw the circle.

Interface

Rendering and Interpolation rollouts

Most spline-based shapes share these parameters. For details, see Rendering rollout and Interpolation rollout.

Creation Method rollout

The Circle shape offers the standard creation-method choice: Center or Edge. For details, see Creation Method rollout.

Keyboard Entry rollout

Creates a Circle spline from the keyboard. Use the X/Y/Z settings to specify the center point and the Radius setting to specify the radius, then click Create. After creating the spline, you can use the Parameters rollout control to adjust the radius (see following).

Parameters rollout

Once you have created a circle, you can change the value of the following setting:

Radius

The radius (center-to-edge distance) of the circle.