Apple Shake 4 - Manual (Page 313)

Chapter 10 Parameter Animation and the Curve Editor 313
• negate: Flips the curve around the 0 point, so a value of 300 turns into a value of
-300. Again, the curve may disappear, so press F or click the Home button to reframe
the Editor.
• average: Allows you to average two curves together. When the Operation mode is
set to average, the Dest Curve button appears, allowing you to select a second curve.
Click this button to select the curve that is averaged with the current curve. In the
following example, the random curve was averaged with a cos expression.