This lesson moves the
biped forward and completes the walk cycle.
Set up the scene:
- Continue from the previous lesson.
Continue the walk cycle:
- At frame 27, click
(Body Vertical) so you can
move the center of mass.
-
Lower the body slightly,
so the biped sinks a bit as the right foot flattens onto the floor.
Set a key for the center of
mass.
- Drag the time slider ahead to frame 32.
Move the center of mass
so it’s over the ball of the right foot.
Set a key for the center
of mass.
-
Move and
rotate Bip01 L Foot so
the heel swings above the ground.
Set a free key.
Use this procedure throughout this exercise:
Lock one foot by setting planted or sliding keys, move the center
of mass, then move the other foot and set a key.
Complete the walk cycle:
- Drag the time slider to frame 37, and
click
(Body Horizontal).
Move the center of mass
forward, and
set a key.
-
Select Bip01 L Foot and
move it so the leg is extended
in front of the biped.
Set a free key.
-
Rotate the left foot so
the heel is down and the toes point upward.
Set another free key.
Now the foot looks better.
- With the left foot selected, click Select
Pivot and select the pivot at the heel.
Set a planted key for the
pivot.
- Turn off Select Pivot.
- Go to frame 39, and
rotate the left foot so
it is flat on the ground.
- With the left foot selected, click Select
Pivot and select the pivot at the heel.
Set a planted key for the
pivot.
-
Set a planted key for the
left foot.
- Click
(Body Horizontal) and
move the center of mass
so the body moves forward.
-
Set a key for the center
of mass.
- With the left foot selected, click Select
Pivot and select the pivot at the heel.
Set a planted key for the
pivot.
- At frame 41,
rotate the left toes (Bip01 L
Toe0) so they are flat on the ground.
Set a planted key.
-
Select Bip01 R Foot and drag
the time slider back to frame 30.
Set a planted key.
- At frame 32,
rotate the right toes so
they are flat, and
set another planted key.
- Drag the time slider to frame 37, and
rotate the right foot up
a little, then
set a planted key.
- Scrub the time slider and review the
motion. Add rotations for the toes as needed.
Save your work:
-
Save the scene as walkcycle_completed.max.