9

Editing Trajectory Keys 915
Above: Bending the trajectory
Below: Moving a key on the trajectory
Wa rning: Do not use 3ds Max trajectories (Motion panel
> Trajectories text button) to edit biped trajectories.
Pr ocedur es
To bend a biped tr aj ector y:
1.
Select an animated biped.
2. On the Biped rollout of the Motion panel,
expand the horizontal bar (click the plus sign
at the left) to display the Modes and Display
groups.
3. In the Display group, turn on Trajectories.
The trajectory is displayed in the viewport for
whatever biped part is selected.
Wa rn in g : Don’t click the Trajectories button next
to Parameters. That is for other scene objects, not
bipeds.
4.
In the Track Selec tion rollout, click Body
Horizontal.
The center of mass object trajectory is
displayed.
5. At the top of the panel, below Selection Level,
turn on Sub-Object, and choose Trajectories on
the drop-down list if it isn’t already displayed.
6. In a viewport, select as many keys as you want
on the trajectory.
The selected keys turn red in the viewport.
7. If you want to bend the trajectory open the
Keyframing Tools rollout and locate the Bend
Horizontal spinner. Then adjust the Bend
Horizontal va lues as desired.
To edi t key s on th e Center of M a s s t r a j e ctory :
1.
Load a Freeform animation.
2. On the Key Info rollout turn on
Trajectories.
3. On the Track Selection rollout click Body
Horizontal or Body Ver tical.
4. Turn on Sub Object Trajectories at the top of
the Motion panel.
5. In the v iewports select and move keys on the
Center of Mass trajectory.