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After Effects Expressions by Marcus Geduld

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Chapter 2

Variables, Comments, and Dimensions

This chapter covers one easy topic (comments) sandwiched between two more complex topics (variables and dimensions). For the complex topics, we’ll need to touch on some math, or at least numbers. Don’t fret, math-phobic readers. I promise that you’ll only dip your toes; you won’t get your hair wet. And I also promise to hold your hand through the whole process and to go slowly. I flunked math in high school. I’m not proud of that fact, but I feel safe saying that if I can handle the math in this chapter, you can handle it too. It doesn’t go beyond basic arithmetic.

Why bother with all this stuff? Because you need to understand it in order to move beyond simple, Pick Whip-based Expressions. So if you ...

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