Glossary

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This page lists words that are frequently encountered in the context of OpenGL use, in alphabetical order.

ARB
OpenGL Architecture Review Board.
Context
A collection of state, memory and resources. Required to do any OpenGL operation.
GL
Often used to refer to OpenGL.
GLU
GL Utility, an OpenGL helper library. Kind of outdated.
GLUT
GL Utility Toolkit. A library for creating OpenGL contexts and windows, as well as other things. Outdated, use other alternatives instead.
GPU
Graphics Processing Unit, a piece of hardware for graphics.
OpenGL
OpenGL stands for Open Graphics Library.
OpenGL ES
OpenGL Embedded Systems. An OpenGL based specification for systems such as mobile phones.
Vendor
The developer of an OpenGL implementation.