8

Editing Footstep Timing 727
• Click and drag to draw a bounding box around
footsteps you want to select.
• Unselect footsteps by holding down the ALT
key and clicking footsteps.
Footsteps can also be selected in Track View’s
Dope Sheet mode. S ee
Editing Footstep Timing
(page 2–727)
.
Biped Key Adaptation
When active footsteps are moved, rotated, deleted,
bent, or scaled, biped keys are automat ically
altered to account for changes in balance and
motion. This change is called
adaptation (page
3–999)
. Forinformationonhowadaptation
occurs, see
Editing Active Footsteps (page 2–729) .
Edi ti ng Footstep T imi ng
You can edit footstep timing in Track View.
Footstep keys have their own display in Track
View’s Dope Sheet mode. Footstep keys are
displayedasblocksofcolor,eachindicatinga
period of time when one of the biped’s feet is in
afootstep.
Footsteps in Track View
The footstep key colors match the colors of
footstep icons in viewports. Just as with footstep
icons, inactive footsteps are brightly colored, while
active footsteps are displayed with pale colors.
The footstep key display relates d irectly to the
different
states (page 2–725) the leg and foot can
be in at any given time. The left edge of each
footstep key indicates the foot is in the Touch state,
whiletherightedgeindicatestheLiftstate.The
duration of the footstep key between Touch and
LiftindicatesthetimethefootisinthePlantstate.
The space between footstep keys indicates a time
when the foot is completely out of a footstep, a
Move state.
You can change footstep timing in Tr ack View by:
• Moving footstep keys to an earlier or later time.
• Movingfootstepkeystochangethetime
relationships bet ween footsteps.
• Changing the lengths of footstep keys.
• Deleting footstep keys.
Youmustselectfootstepkeysbeforeyoucan
change their timing.
Selecting Footsteps for Time Editing
Selectingfootstepkeysisthesameasselecting
footstep icons; when one is selected, the other is
selected as well. Footstep keys can be selected in a
number of ways for editing in Track V iew .
Note: To select footsteps, you must have
Footstep Mode turned on.
• Select footsteps in view por ts as you would any
3ds Max object. Click a footstep to select it, and
holddowntheCTRLkeyandclickadditional
footsteps to select them. You can also draw a
selection box around footsteps to select them.
Selecting footsteps also selects the footsteps in
Track View. A selected footstep in Track View
has a white border and a dot on both the left
and right edges of the footstep key.