Saves the currently animated shape into a Shape Table.
When this command is checked, the shape value of a selected Point is subtracted from the all of the animated shape values.
To select a Point during animation,
Execute Animate | Step | Pause/Continue to pause the animation
Hold down the Ctrl key and click near a Point to toggle its selection
Execute Animate | Step | Pause/Continue again to continue the animation
To clear all Point selections, hold down the Ctrl key and right click