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This document describes the OpenGL graphics system: what it is, how it acts, and what is required to implement it, and assumes that the reader has familiarity with the essentials of computer graphics algorithms and terminology as well as with modern GPUs (Graphic Processing Units).

Click on an extension name below to see its specification document. These specs used by permission from Khronos and retrieved from the Khronos OpenGL Registry, which contains specifications, header files, and related documentation for OpenGL and related APIs.


Retrieved from http://www.opengl.org/documentation/specs/. The OpenGL Registry contains specifications, header files, and related documentation for OpenGL and related APIs. The Registry also includes naming conventions, guidelines for creating new extensions and writing suitable extension specifications, and other documentation related to these APIs. 
 
OpenGL and the OpenGL logo are trademarks of SGI. Used by permission by Khronos.