6 commits

Author	SHA1	Message	Date
Christoph Oelckers	c39318f406	- use vertex buffer and reuse of data for stencil drawing. A stencil needs to be drawn multiple times with the same polygons so this is a good place to optimize.	2014-05-31 09:32:17 +02:00
Christoph Oelckers	f7404d20fb	- add vertex buffer based drawing for all walls and flats.	2014-05-11 01:23:27 +02:00
Christoph Oelckers	b09405a8bd	- changed rendering of glowing walls so that it doesn't require an additional vertex attribute, just pass the floor and ceiling planes as uniforms.	2014-05-10 17:09:43 +02:00
Christoph Oelckers	2885056f46	- moved GLEXT API out of RenderContext struct.	2013-09-03 18:29:39 +02:00
Christoph Oelckers	26943fe3fd	- removed gl interface function pointers for all OpenGL32.dll entry points.	2013-09-03 14:05:41 +02:00
Christoph Oelckers	399d0974ab	- added GL render as of SVN revision 1600.	2013-06-23 09:49:34 +02:00