Chapter 3Forces

As an animator, you probably already think about motion a great deal. “The character moves to the left,” or “The boulder falls off the cliff and hits the ground,” are the types of notes you might find in a storyboard or script, and then it’s up to you to make the motion happen visually.

fig0094

Storyboard with lots of motion. Where does the force come from?

Animators and filmmakers are accustomed to planning motion without thinking too much about the forces behind the motions. A film director instructing an actor to jump up and down isn’t thinking about gravity; he just wants to see the motion. A scene might call for an old, noisy factory ...

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