Main toolbar > Open Track View > Track View toolbar > Function Curves > Scale Values
Graph Editors menu > Track View > Open Track View > Track View toolbar > Function Curves > Scale Values
Use Scale Values to scale function curve keys vertically.
Procedure
To scale a selection of keys vertically:
On the Track View toolbar, click Function Curves.
On the Track View toolbar, click Scale Values.
In the Hierarchy list, select a track.
In the Track View Edit window, select one or more keys.
Drag vertically to scale the values of selected keys.
Drag up or down for the following results:
Drag up to expand the keys away from zero and increases their values.
Drag down to shrink the keys towards zero and decreases their values.
Drag down past zero to reverse the keys and expand the keys away from zero with negative values.
Interface
Scale Values: Scales the selected vertices to and from zero. The scale center of Scale Values is always the horizontal base line at the value of 0.