8
PRS Controller 341
P RS Cont rol ler
Maintoolbar>CurveEditor(Open)>Selectatransform
track i n the Track View hierarchy. > Track View menu bar
> Controller menu > Assign > Position/Rotation/Scale
Graph Editors > Track View – Curve Editor > Select
a transform track in the Track View hierarchy. >
Track View menu bar > Controller menu > Assign >
Position/Rotation/Scale
The Position/Rotation/Scale (PRS) cont roller is
the default Transform controller for most objects.
Use it for all genera l -purpose transforms.
Procedure
To create PRS Transform keys:
1.
Select an object.
2. Click Motion panel > Parameters.
3. Drag the time slider to the frame where you
want to place a key.
4. On the PRS Parameters rollout, in the Create
Key group, click one of the following:
• Click Position to create a Position key.
• Click R otation to create a Rotation k ey.
• ClickScaletocreateaScalekey.
If a particular Position, Rotation, or S cale
cont roller does not use keys, then that button
isnotavailableintheCreateKeygroup. For
example, you ca nnot create Position Keys if a
Noise Position controller is being used.
Interfa ce
Motion panel > PRS Parameters rollout
Create Key/Delete Key—The six buttons in the
PRS Parameters rollout let you create or delete a
transform key at the current frame. These buttons
become active or inactive depending on the
existence of a key type at the current frame.
Forexample,ifyou’reonaframecontaininga
Scale key, the Scale button is inactive in the Create
colum n, because a key a lready exists. At the
same time, the Position and Rotation buttons are
inactive in the Delete column because there are no
keys of that type to delete.
Positi on/Rota tion/Scale—Determines the contents
of the Key Info rollouts that appear below the PRS
Parameters rollout in the Motion panel.