Chapter 8. Compositing with Layers
When Photoshop debuted, it did not have layers. In fact, its original purpose was to touch up frames of motion picture and photography film. It was, as its name implied, a photo shop that provided a digital darkroom where photos could be enhanced, color corrected, and even repaired. Over time, however, people wanted to do more with Photoshop, such as create print advertisements and television broadcast graphics. As people expected Photoshop to do more, Adobe responded with the introduction of layers.
What Are Layers?
In traditional cel animation, artists would paint their animations onto clear sheets of acetate. ...