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Bezier Controllers 305
Bezier Controllers
Maintoolbar>CurveEditor(Open)>Selectatrackinthe
Track View hierarchy. > Track View menu bar > Controller
menu > Assign > Bezier
Graph Editors > Track View – Curve Editor > Select a track
in the Track View hierarchy. > Track View menu bar >
Controller menu > Assign > Bezier
The Bezier controller is the most versatile
controller available in the program. Bezier
controllers interpolate between keys using an
adjustable spline curve. They are the default
controller for most parameters.
Use Bezier con trollers whenever you want fully
adjustable interpolation b etween keys. Bezier is
the only controller that suppor t s the following:
•Draggingtangenthandles
• Step tangents for abrupt changes from one key
to the next
• Constant velocity controls
Pr ocedur es
To s et the ta ngent ty pe for a k ey :
1.
Select an object that has some animation keys
andopentheKeyInfo(Basic)rolloutinthe
Motion panel.
2. Use the arrows to select a key.
3. ChooseatangenttypefromtheInorOut
tangent flyouts.
To normalize time for a k ey:
1.
Select an object, and then choose a key to
normalize.
You can use the arrows in the Key Info (Basic)
rollout to step through keyframes.
2. On the Motion panel, in the Key Info
(Advanced) rollout, click Normalize T ime.
Thekeyismovedintimetoaveragethevelocity
through the ke y.
Interfa ce
Motion panel > Paramete rs > Key Info (Basic)
rollout
A Key Info dialog with identical parameters to this
rollout is available by right-clicking a key in Track
View or the track bar.
Key number—Shows the cur rent key number. Click
the right or left arrows to go to the next or previous
key.
Time—Specifies when in time the key occurs.
Time Lock—Controls dragging the key horizontally
in Track View edit modes.
X/Y /Z—Adjusts the position of the selec ted object
at the current key.
Key Tangent—Two flyout s set the inter polat ion
properties of the in tangent and out tangent of the
key.
Choos in g Bez ier Ta n gent Typ es —Sets the tangent
types for one or more keys in the same track using
the In and Out tangent flyouts.