Ellipse Spline

Use Ellipse to create elliptical and circular splines.

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

Examples of ellipses

Procedures

To create an ellipse:

1. Go to the Create panel and click (Shapes).
2. Click Ellipse.
3. Choose a creation method.
4. Drag in a viewport to draw the ellipse.

   Optionally, press Ctrl while dragging to constrain the spline to a 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 Ellipse shape offers the standard creation-method choice: Center or Edge. For details, see Creation Method rollout.

Keyboard Entry rollout

Creates an Ellipse spline from the keyboard. Use the X/Y/Z settings to specify the center point and the remaining parameters to specify the dimensions, then click Create. After creating the spline, you can use the Parameters rollout controls to adjust the settings (see following).

Parameters rollout

Once you have created an Ellipse, you can make changes using the following parameters:

Length

The size along the local Y axis.

Width

The size along the local X axis.