Setting a rotation increment

You can set rotation snap angle increments to show in the Viewer.

To set a rotation increment:

1. From the menu bar, select Settings > Preferences.
2. In the Preferences window, click the Viewer preference option.

   The Viewer preference settings display.

   

3. In the 3D Manipulator settings, double-click the Rotation Snap Angle field and enter a value.
4. If you have set a Snap Angle previously, right-click the Snap Rotation button in the Viewer window to see a list of the last five angles set.
   
5. Click one of the angles listed, or click Preferences to open the Preferences window, where you can set an angle.