Apple Motion 4 - Manual (Page 564)

Snapping: When Snapping is enabled, keyframes snap to markers, other keyframes, and
other snappable items.
Snapping enabled
Show audio waveform: Turns on display of the audio waveforms for the selected item
in the background of the graph. This lets you line up an effect to take place at the same
time as an event that occurs in the audio.
“Show audio waveform”
enabled
Note: If there are multiple audio tracks in the project, a pop-up menu at the bottom of
the Keyframe Editor allows you to view the waveform of any individual audio track in the
project, or the master track.
Fit visible curves in window: Automatically scales the curve graph to include all of the
keyframes of your active parameters.
564 Chapter 10 Keyframes and Curves