2009

When Dynamics Blend is set to 1, biped dynamics are used. At 0, spline
dynamics are used. You can animate this value to switch between the two
during your animation.
Procedures
To locate vertical center of mass keys:
1
Select any part of the biped and access the Motion panel.
2 On the Track Selection rollout, click Body Vertical.
3
Use the Next Key and Previous Key buttons on the Key Info rollout
to jump to the next or previous center of mass Body Vertical keyframes.
TIP If the selected vertical COM key is a touchdown key from an airborne
period, you can change the Ballistic Tension parameter on the Key Info rollout
to control knee bend. Turn on Trajectories on the Display rollout to view how
changing parameters affects the trajectory.
To set a Body Vertical key:
1
On the Track Selection rollout, click Body Vertical.
2
Turn on Auto Key.
3
Click Select and Move on the main toolbar.
4 Click and drag the center of mass up or down in the viewports.
The biped is repositioned vertically, a key is created in the center of mass
Body Vertical track.
To set ballistic tension:
1 On the Biped rollout, turn off Footstep Mode if necessary.
4224 | Chapter 17 character studio