Transform and lighting
From Wikipedia, the free encyclopedia
Transform and lighting is a term used in computer graphics, generally used in the context of hardware acceleration (Hardware T&L). Transform refers to the task of converting spatial coordinates, which in this case involves moving three-dimensional objects in a virtual world and converting the coordinates to a two-dimensional view. Lighting refers to the task of taking light objects in a virtual scene, and calculating the resulting colour of surrounding objects as the light falls upon them.[citation needed]
In modern 3D computer games with complex scenes and detailed lighting effects, the high number of points to be transformed and lighted is a computationally intense process, which is why 3D graphics cards offer acceleration.
Also see: