Categories: 3D graphics software | Pixar | Disambiguation RenderMan Interface Specification[1], or RISpec in short, is an API developed by Pixar Animation Studios to describe three dimensional scenes and turn them into digital photorealistic images. ... In the field of telecommunications, a communications protocol is the set of standard rules for data representation, signalling, authentication and error detection required to send information over a communications channel. ... An interface defines the communication boundary between two entities, such as a piece of software, a hardware device, or a user. ... For the journal by ACM SIGGRAPH, see Computer Graphics (Publication). ... Commonly referred RSL, Renderman Shading Language is used to define shaders used in RenderMan. ... RenderMan is the name of a rendering software package developed by Pixar Animation Studios; it implements Pixars photorealistic 3D description standard, the RenderMan Interface Specification. ... A software system is a system based on software forming part of a computer system (a combination of hardware and software). ... RenderMan Interface Specification[1], or RISpec in short, is an API developed by Pixar Animation Studios to describe three dimensional scenes and turn them into digital photorealistic images. ... Image File history File links Disambig_gray. ...