On Sun, 2004-05-23 at 11:32, Mike Mestnik wrote:
> I think I finaly get it.  When we have a window grater then 2048, we need
> to run a GL command move the cliprect and run it again?  The only way to
> find out where we need is to SW render the cmd.  Won't this cut our
> framerate in half?  Plus moving the cliprect for most of the drawing cmds,
> what about non-drawing.
> 
> First thing I see is there is no check in the client driver for 2048. 
> What about numbcliprects, can we treat one app like its 2?  we are still
> doing every thing twice, but now we just have overhead on the system CPU.

The 3D driver already handles several cliprects for when a window is
partially obscured, SHAPE windows, ... That would just need to be
extended to multiplex the cliprects on boundaries of multiples of 2048.


-- 
Earthling Michel DÃnzer      |     Debian (powerpc), X and DRI developer
Libre software enthusiast    |   http://svcs.affero.net/rm.php?r=daenzer



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