Tron, Disney film, 1982, combined live action with three-dimensional computer animations. It was the first feature film with over 20 minutes of computer animation, most of it composited with live action. The story behind this science-fiction film centered around a videogame designer who somehow ends up inside the visual world of his creations and has to fight the game challenges that he himself created. The topic of this film also reflected the fact that the popularity of videogames hit a peak in early 1980s.