In dictionaries:
RenderMan Shading Language
Programming language for visual effects.
Pixar RenderMan
(also known as RenderMan) a photorealistic 3D rendering software produced by Pixar Animation Studios.
RenderMan Interface Specification
The RenderMan Interface Specification, or RISpec in short, is an open API developed by Pixar Animation Studios to describe three-dimensional scenes and turn them into digital photorealistic images.
more...