3.5. Overview

A render engine is an object that can save a representation of a K-3D document to a file, or a series of files that represent the document over a range of time (an animation). Most often a render engine converts the 3D scene to a 2D bitmap image using the properties of a physical camera (position, orientation, viewing frustum, etc). Examples include and , but this is not set in stone - the is a render engine that saves graphs of the nodes and edges in a document’s to help understand their (otherwise completely non-visual) relationships.