+@c This is part of the Figl Reference Manual.
+@c Copyright (C) 2013 Andy Wingo and others
+@c See the file figl.texi for copying conditions.
@node GL
@chapter GL
@node About OpenGL
@section About OpenGL
-OpenGL is a standard API for drawing three-dimensional graphics. From
-its origin in Silicon Graphics's workstations the early 1990s, today
-it has become ubiquitous, with implementations on mobile phones,
-televisions, tablets, desktops, and even web browsers.
+The OpenGL API is a standard interface for drawing three-dimensional
+graphics. From its origin in Silicon Graphics's workstations the
+early 1990s, today it has become ubiquitous, with implementations on
+mobile phones, televisions, tablets, desktops, and even web browsers.
OpenGL has been able to achieve such widespread adoption not just
because it co-evolved with powerful graphics hardware, but also
-- William Gibson
@end quotation
-Before interfaces end up in core OpenGL, the are usually present as
-vendor-specific or candidate extensions. Indeed, the making of an
-OpenGL standard these days seems to be a matter of simply collecting a
-set of mature extensions and making them coherent.
+Before interfaces end up in the core OpenGL API, the are usually
+present as vendor-specific or candidate extensions. Indeed, the
+making of an OpenGL standard these days seems to be a matter of simply
+collecting a set of mature extensions and making them coherent.
Figl doesn't currently provide specific interfaces for extensions.
Perhaps it should, but that's a lot of work that we haven't had time