On Wed, 9 Jun 2004, Mark Vojkovich wrote:
> This isn't surprising. Backingstore doesn't guarantee that
> you won't get expose events. It merely attempts to reduce them
> by saving occluded bits. When the server switches away to another
> VT everything in the framebuffer is lost. Backing store allowed
> it to recover the occluded bits that it saved earlier. I believe
> this is the expected behavior. People didn't have VT switches back
> when backing store was designed.
Ok, thanks, but on other systems it works, i.e. even with backingstore
enabled one does not loose the graphical window content when switching VT
there and back. So my question is: how can I recover the "usual"
behaviour?
Regards
Tomas
E-mail : [EMAIL PROTECTED],
[EMAIL PROTECTED]
>
> On Wed, 9 Jun 2004 [EMAIL PROTECTED] wrote:
>
> > Hello,
> > I noticed a problem maybe related to backingstore option with the
> > release 4.4.0. My XF86Config-4 looks like:
> > Section "Device"
> > Identifier "Generic Video Card"
> > Driver "i810"
> > # BusID "PCI:0:2:0"
> > VideoRam 65536
> > Option "BackingStore" "true"
> > Option "DisplayInfo" "FALSE"
> > EndSection
> >
> > I have the "famous" i855GM chip, so I had to introduce the displayinfo
> > option as already mentioned in several posts in this list.
> >
> > The backingstore itself works well, i.e. if a graphical window hides below
> > some other one it still keeps its content, but when switching back to
> > the text console (Ctrl-Alt-F1) and back, the content is lost. What's funny
> > is that the content is actually preserved in the part of the window which
> > was overlapped, the rest (that was on the top when switching there and
> > back) gets empty.
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