Apple Motion 4 - Manual (Page 599)

A position keyframe is created.
4 Advance to a different frame and move the object into another position.
A second position keyframe is created.
5 Choose Mark > Recording Options, and select “Record keyframes on animated parameters
only” in the Recording Options dialog, then click OK.
6 Go to a frame in between the two position keyframes, and move the shape in the Canvas.
A third position keyframe is added.
7 At frame 1 (press the Home key), click the Fill color well in the shape’s HUD, then change
the color of the object.
Fill color well
8 Advance to a different frame, then change the color object again.
9 Go to frame 1 and click the Play button (or press the Space bar).
Notice that the position of the object is animated, but the color is not. This is because
the shape had position keyframes when “Record keyframes on animated parameters
only” was selected.
599 Chapter 10 Keyframes and Curves