Transform, clipping, and lighting

Transform, clipping, and lighting (T&L or sometimes TCL) is a term used in computer graphics.

Overview

Transformation is the task of producing a two-dimensional view of a three-dimensional scene. Clipping means only drawing the parts of the scene that will be present in the picture after rendering is completed. Lighting is the task of altering the colour of the various surfaces of the scene on the basis of lighting information.