Graphics Reference
In-Depth Information
(a)
(b)
(c)
FIG 3.5
a: The primary action
throughout this sweeping action is
within the arms. b: The primary action
in cycling is generated by the legs.
c: The primary action during walking
down steps is within the legs. Note
how the arms play no part in assisting
the action.
the action of the lift concludes. Some elements, such as the movement in the
head, may remain constant throughout the action, though this movement
would
not
be considered primary action. All three elements—legs, arms, and
back—may be thought of as the primary action at certain points throughout
the movement, whereas the movement in the head may not make a direct
contribution to the lifting of the object.
Secondary Action
The kind of animation that we may consider as secondary action occurs as
a
result
of the primary action and may even assist in the overall dynamic
of a moving subject. However, even if these secondary actions help with
