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560 Chapter 12: Animation
Add K eys (Dope Sheet)
Track View > D ope Sheet > Track View toolbar > Add Keys
Track View > Dope Sheet > Keys menu > Add Keys
Add Keys inserts a key (page 3–960) at the point
whereyouclickacurveoratrack.
AddKeysisamodethatremainsactiveuntilyou
activate another mode. While Add Keys is on, you
click in any animation track to add a key at that
location in time.
Procedure
To add keys in Track V iew:
1. On the Track View toolbar, click Add
Keys.
2. Click an animation tr ack to add a key.
The location where you click sets the time of
the key as measured on the time r uler.
Thevalueofthenewkeyissetbyoneofthe
following conditions:
• Keys added before the first key of a track
receive the same value as the former first key.
• Keys added between two keys receive an
interpolated value based on the values of the
original keys.
• Keys added after the last key in the track
receive the same value as the former last key.
If you are unable to add keys to a track, check
the following conditions:
• Only animated tracks can accept keys. If you
want to add a key to a tr ack, such as an object
parameter, you need to animate it first.
•Theanimationcontrollermustbeatype
that uses keys. Not all controllers use keys.
Examples of cont rollers that do not use keys
include procedural controllers such as Noise.
•Theanimationcontrollermustbeatype
that uses keys. Not all controllers use keys.
Examples of cont rollers that do not use
keys include E xpression cont rollers, List
controllers, and Parametric controllers.
Pr operties (Tra ck Vi ew Key
Window)
Track View > Highlight a single track that us es Properties.
> Right-click the track . > Choose Properties on the
Controllers quad.
Track View > Highlight a single track that us es Properties.
> Controller m enu > Properties
Properties displa ys a dialog to change animation
values. The type of dialog displayed depends on
thetypeofanimationcontrollertheselectedtrack
is using. The Proper ties function is unavailable
if the selected track controller does not use
properties, or the track selection set is incorrect.
• A track w ith animation keys display a Key Info
dialog (page 2–304). You c an change the values
in the Key Info fields to change the animation
value, time, and interpolation methods of one
or more selected keys.
• A track with a parametric controller, such
as Noise (page 2–353), displays a Properties
dialog. You change the values in the Properties
dialog to modify the behavior of the controller
over its entire range.
AccessthePropertiesdialogthroughthe
controllers quad of the right-click menu, or on
the Controller menu > Properties. The sa me
dialog is also accessible through the Motion
panel.
YoucanalsodisplaytheKeyInfodialogby
rig ht-clicking a key in the Key window. Parametr ic