Mesa: texture_from_pixmap outputs white patch

[Mohan Parthasarathy]

>
>
> > I am using ATI Radeon 1650 PRO. ./texture_from_pixmap (with
> > LIBGL_ALWAYS_INDIRECT=1) works properly when compiz is not running i.e
> > i can see the complete picture being drawn. When compiz is running,
> > several things happened.
> >
> > 1) First time, i started texture_from_pixmap i got logged out and had
> > to login back ..
>
> Sounds like the X server crashed, if this is reproducible it would be
> good to track it down


This can be reproduced by just running texture_from_pixmap in a tight loop.
At least
i can reproduce it.


>
> > 2) Second time, the window is drawn and as i resize i can see the
> > rectangles and the diagonal lines inside being
> >      drawn but when the resize ends, i can't see anything.
>
> That's probably because GL rendering isn't properly redirected without
> DRI2.
>

Do you mean to say that it just works by luck when i run compiz :-) Could
you
explain a little more ? Also, with DRI2, what version of the linux kernel i
should
be running ?

>
> > With or without compiz, i can see a lot of flicker on the screen when
> > resize happens.
>
> That's kind of vague to tell if it's a problem worth worrying about.
>

thanks
mohan


>
>
> --
> Earthling Michel Dänzer           |          http://tungstengraphics.com
> Libre software enthusiast         |          Debian, X and DRI developer
>
>
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