

They allow you to automate animation, to connect the properties of one node to another, and to use programming techniques to make your tools more responsive and interactive. Expressions are one way in which you can bring a little bit of engineering into your compositing workflow. Some practitioners lean more one way or the other, but all of us blend both disciplines in our work to some extent.

There are references to other chapters that have been written but are not currently published.Ĭomputer Graphics is half art and half science. In order to get some early feedback on this chapter of a forthcoming book, I am publishing it early.
