OpenGL - Doomsday Codex

May 2017
2017-05-05	Added \| Fixed \| iOS	:	Added GLES compatibility macros; fixed codesigning of plugins
2017-05-02	Client \| libgui	:	Compiling for OpenGL ES 2
2017-05-02	Added \| libgui	:	Added a build option for selecting the OpenGL API to use
April 2017
2017-04-29	libappfw \| libgui \| Performance	:	Drawing performance tuning
2017-04-27	Debug \| Fixed	:	Enabling OpenGL debug logger, stopping logging properly
2017-04-26	Debug \| Fixed \| Windows	:	Build error; enable OpenGL debug logger
2017-04-23	Client \| Fixed	:	Projection matrices for 2D drawing
2017-04-23	Client \| Fixed	:	Vertex color normalization and DGL shutdown
2017-04-23	Client	:	Adapting old drawing code for OpenGL 3.3
2017-04-23	Client	:	Updating old DGL drawing routines for OpenGL 3.3
2017-04-23	GL \| libgui	:	Updating GL classes for OpenGL 3.3
February 2017
2017-02-08	Windows	:	Workaround for occasional strange vsync behavior
2017-02-07	Cleanup \| GL	:	Removed another obsolete GL parameter
2017-02-07	Cleanup \| GL	:	Removed obsolete GL parameters
September 2015
2015-09-08	libgui	:	Even more robust setup for GLFramebuffer
2015-09-07	libgui	:	Check for EXT_framebuffer_object; more robust FBO setup
2015-09-06	libgui	:	Check EXT variants of functions not present in OpenGL 2.1
January 2014
2014-01-06	libgui	:	Detect NVIDIA CSAA support, use it if available
2014-01-06	libgui	:	Detect NVIDIA CSAA support, use it if available
2014-01-06	libgui	:	Correct exported name of glRenderbufferStorageMultisampleCoverageNV
January 2012
2012-01-06	Added	:	Added -noglcheck to override version check