![A representation of a space suit from Tintin's Explorers on the Moon with a basic cel-shader (also known as a toon shader) and border detection.](http://upload.wikimedia.org/wikipedia/commons/thumb/b/b7/Toon-shader.jpg/300px-Toon-shader.jpg)
Credit: Kkkdc
Cel-shaded animation is a type of non-photorealistic rendering designed to make computer graphics appear to be hand-drawn. Cel-shading is often used to mimic the style of a comic book or cartoon. It is a somewhat recent addition to computer graphics, most commonly turning up in video games.