Re: State of Linux graphics
From: Alan Cox
Date: Thu Sep 01 2005 - 10:46:14 EST
On Iau, 2005-09-01 at 09:24 -0600, Brian Paul wrote:
> If the blending is for screen-aligned rects, glDrawPixels would be a
> far easier path to optimize than texturing. The number of state
> combinations related to texturing is pretty overwhelming.
As doom showed however once you can cut down some of the combinations
particularly if you know the texture orientation is limited you can
really speed it up.
Blending is going to end up using textures onto flat surfaces facing the
viewer which are not rotated or skewed.
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