
196 ◾ Essential Skills for 3D Modeling, Rendering, and Animation
you can rotate. is robot arm does not need to create kinetic energy. It
gets its movements from a series of motors and hydraulic pumps, which
are all controlled by a computer. If this robot arm moves around, you
will clearly see that it is a robot. e motion will look sti and “robotic”
(you see, we even have a term for this type of motion!). Now, you have to
ask yourself, why does the motion look this way? What dierentiates the
robotic movement from more natural organic motion? Well, for one thing,
human movement uses that rubber- band action we talked about previ-
ously ...