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RenderMan 11 is the latest version of Pixar Animation Studios' visual effects software, which currently enjoys widespread use in film and video production. The new RenderMan features raytracing on a per-surface basis, global illumination, and deep shadows, as well as various speed and pipeline optimizations.
The addition of per-surface raytracing allows artists to better control effects such as reflections, refractions, color bleeding, and shadow penumbras, and to produce them more accurately and efficiently. For example, in a scene in which raytracing is required for a character's eyeglasses, the artist can simply raytrace the lenses rather than raytrace the scene on a global level. Pixar's Deep Shadow technology is a shadowmap format that produces realistic shadows that are especially suited to animation projects. The technology also ...