On Wed, 2006-02-01 at 12:04 -0600, Federico Mena Quintero wrote: Has anyone figured these out? :)
> - how long do we take to load the image from disk and decode it. For a > 1400x1050 JPEG, this takes 0.27 seconds for me from looking at strace. > > - how long do we take to generate the pixmap we set on the root window, > based on the decoded pixbuf. No idea how long that takes. Test the > various cases: this is the cross product of { solid image, image with > alpha} x { solid color, gradient } x { tiled/untiled image covers the > background completely, background shows through }. libbackground has > some fancy code to detect the various coverage conditions; ensure that > that code is working correctly. > > - how long does nautilus take to pick up the pixmap and repaint its > desktop window. That takes about 1 second for me, due to XRENDER bugs. This last one should be better on Radeon cards if you cvs update your GTK+. I put a workaround for the relevant Cairo/XRENDER bugs. Federico _______________________________________________ desktop-devel-list mailing list desktop-devel-list@gnome.org http://mail.gnome.org/mailman/listinfo/desktop-devel-list