On Thu, 3 Dec 2009, Arnaud Mouiche wrote:
> I think gtkperf is more a tool to test gtk non-regression or optimization (on > a same X server), than a tool to test X. > > I tried to use it to see if EXA optimizations that optimize everything by > doing nothing (screen stay black), makes Gtkperf more efficient. > the result was that xorg without EXA management overhead (so without any > optmization) gives better results than xorg with a EXA optimization that > can't be more efficient... > > Indeed, gtkperf ony creat pixmap, but doesn't try to move / blit / compose... > all the thing a acceleration can be used for. > > so what you need is a perf tool more usefull that measure the user experience > feeling (scrolling, transparency, move, composition). > > Does somebody know one ? I'm also interested. you can try render_bench, written by Carsten Haitzler: http://www.rasterman.com/files/render_bench.tar.gz it mesures some operations, maybe not all you want though. Vincent Torri > arnaud > > Alan Coopersmith wrote: >> prudhvi raj wrote: >> >>> My question is why is the performance improvement shown through x11perf >>> is not getting reflected when we run gtkperf?? >>> >> >> x11perf is a wonderful way to make you optimize code that no one ever >> calls. >> >> Notice that all the x11perf tests are single color, and use the Xlib >> drawing >> routines, while gtk is multicolor and usually does not use Xlib drawing. >> >> > > _______________________________________________ xorg-devel mailing list [email protected] http://lists.x.org/mailman/listinfo/xorg-devel
