Join Chris Meyer for an in-depth discussion in this video Master controls, part of After Effects Apprentice 09: Expressions.
- [Instructor] In the last movie, we showed you…how to use Effect, Expression Controls to create…a user interface for an expression applied to a layer.…In this movie, we're going to show you…how to use expression controls to create…one set of master controls that affect multiple layers.…To do that, let's go ahead and close this up,…Close All, just to clean up our interface.…Go to the Project panel, and this time open up…07 Master Controls starter.…Here we have a bunch of text and a bar,…created using shape layers, that are all boring white,…and we know the client's going to want these…to be a different color.…
And we know the client has a way of changing their mind.…So instead of changing the color…for every one of these layers every time…the client does change his or her mind,…instead let's create one set of controls…they can apply to all of these layers.…Now, I could choose one of these layers…to be the layer that has these master controls,…or I can create a brand new layer that has just…the controllers.…In one the of the previous After Effects lessons…
The After Effects Apprentice series was created by Trish and Chris Meyer. These tutorials are designed for After Effects CS4 through CC, and can be used on their own or as a companion to the Meyer's book, After Effects Apprentice.
- Creating and managing expressions
- Linking together different parameters
- Randomizing a layer's movement
- Looping an animation
- Controlling multiple layers from a single source