On Wed, Sep 24, 2014 at 01:23:26PM +0200, Egbert Eich wrote: > Chris Wilson writes: > > On Wed, Sep 24, 2014 at 12:34:29PM +0200, Egbert Eich wrote: > > > > > > For panning one needs to be able to draw into the screen pixmap outside > > > of the area exposed by the crtc. > > > > Note that the screen pixmap still exists and is drawn into by the > > clients. What should happen with the panning is that the CRTC is updated > > through set_mode_major which invalidates the new CRTC location in the big > > screen Pixmap and the contents copied during the next shadow update. > > > > That's the theory at least... > > Ok, so this isn't working. I will look into this as it's easy for me > to trigger this situation.
Are you using an OpenGL compositor? So far bare X, awesome, dwm, enlightenment and kwin/xrender behave correctly. But gnome-shell and kwin/gl are broken, which is not an issue with the ddx. -Chris -- Chris Wilson, Intel Open Source Technology Centre _______________________________________________ [email protected]: X.Org development Archives: http://lists.x.org/archives/xorg-devel Info: http://lists.x.org/mailman/listinfo/xorg-devel
