Re: gtkFB performance

[Sven Neumann <sven gimp org>]

Hi,

Peter Gasper <pgasper designadvantage com> writes:

> I have a simple GUI app (gtkmm) running on gtkFB. The framebuffer
> driver being used is the kernel's vesa driver. It runs, but screen
> redraws (for example resizing of panes) are very slow and cause the
> mouse to pause till its done redrawing. I can see several causes of
> this: 266 processor (shouldn't be an issue though) using the vesa fb
> driver rather than the one specifically for the geode (our
> processor) that its unaccelerated (fix by using DirectFB?)  others?

There was support added for the NSC GX1/GX2 cards to DirectFB
recently. That might be the chip you are using. So you could try
GTK+-DirectFB. This would also fix the blocking mouse since it uses
threads for input devices.


Sven