Chapter 9Liquid Effects

Whether you’re animating wine pouring into a glass, or a sailboat on the ocean, understanding the properties of liquids can help you do a better job of representing them visually in your work. In this chapter we look at properties common to all liquids, and also the specific physics behind the complex movement and appearance of ocean waves.


You might be accustomed to using the words liquid and fluid interchangeably. In physics, a fluid is any material that easily changes shape when subjected to a force. In this regard, both liquids and gases are considered fluids. A liquid is distinguished from a gas in the regard that ...

Get Physics for Animators now with the O’Reilly learning platform.

O’Reilly members experience books, live events, courses curated by job role, and more from O’Reilly and nearly 200 top publishers.