pixel corruption in wide xterms

[Florent Thoumie]

On 15/11/2007, J.R. Oldroyd <fbsd at opal.com> wrote:
> Since being advised a couple of weeks ago on this list to switch from
> the xf86-video-i810 driver to the xf86-video-intel driver, I am seeing
> pixel corruption in xterm windows.
>
> The pixel corruption consists of collections of lit pixels where there
> are no characters and, occasionally, also unlit pixels where there are
> characters.  These corrupted areas scroll with the xterm.  The
> corruption happens only on wide xterms, seemingly when columns >= 158,
> which is often the case for me as I use a 1600x1200 display and an xterm
> font size that can fit up to 175 columns in a maximized xterm window.
> It also seems to happen only at the left of the screen.
>
> An example of the corruption can be seen here:
>     http://opal.com/jr/xterm-corruption.gif
> I have marked the corruption using red ovals.  There are many red ovals!
> (NB: download and view this at full size to avoid further distortion due
> to your browser shrinking the image.)
>
> Is there a known solution for this?
>
> FreeBSD-7.0BETA1.5
> xorg-7.3_1
> xf86-video-intel-2.1.1
> xterm-229

It's probably not FreeBSD-specific. Could you check on
bugs.freedesktop.org to see if you find a report for this already and
open one if there's none?

-- 
Florent Thoumie
flz at FreeBSD.org
FreeBSD Committer