9

566 Chapter 12: Animation
X, Y, Z—
Use these fields to input numbers for
relative or absolute value editing.
Edit Time
Use the Edit Time tools to work directly with
selectedblocksoftimeintheDopeSheetEditor,
as opposed to working with keys and range bars.
A block of time is any contiguous time segment,
across one or more tracks, and is independent of
key locations.
EnterEditTimemodebyselectingatimesegment
intheDopeSheetEditor.Onceatimesegment
has been selected you can inser t, cut, copy, paste,
or reverse the t ime segment, including its keys.
ThetimetoolsareavailablefromtheTimemenu
and the Time: Dope Sheet toolbar. Time tools are
unavailable from the Time menu in E dit Ranges
mode.
In Edit Time mode, keys and range bars of your
animation are there only for reference. You
select blocks of time and then apply time-editing
functions to your selection.
Edit T ime Mode Controls
In Edit Time mode you can perform the following
tasks for one or more tracks:
Select Time (page 2–566)
Delete Time (page 2–567)
Cut Time (page 2–567), Copy Time (page 2–568),
Paste Time (page 2–568)
Reverse Time (page 2–569)
Insert Time (page 2–570)
Scale Time (page 2–570)
Exclude Left End Point (page 2–570)
Exclude Right End Point (page 2–571)
Reduce Keys (page 2–572)
Procedure
To edit time:
1.
Select the animated object in the viewport, then
right-click and choose Curve Editor.
This opens Track View navigated to the
animated object.
2. On the Modes menu choose Dope Sheet mode.
The Key window changes from curves to a key
spreadsheet.
3. If Edit Keys isn’t hig hlighted on the Keys: Dope
Sheettoolbar,clickittoturniton.
Thenextstepswon’tworkifyouhaveEdit
Ranges on instead of E dit Keys.
4. From the Time menu, choose Select Time.
5. Expand and activate the tracks you wish to alter.
Fo r example you could select the Z Position
transform track of a bouncing Bo x object.
6. Drag a time segment out in the Key window.
AtooltipdisplaystheselectedStartandEnd
frame numbers interactively as you drag.
This selec ts the time segment including any
keys within it.
7. Perform any of the time tool operations
availablefromtheTimeMenuortheTime:
Dope Sheet toolbar.
Select Time
Track View > Dope Sheet > Time menu > Select Time
Track View > Dope Sheet > Time: D ope Sheet toolbar >
Select Time button
With Select Time you can specify a block of time
by dragging in the Key window. You can then apply