Re: [ROOT] Problem with TCanvas when using KDE 2.1

From: cstrato@EUnet.at
Date: Wed Aug 01 2001 - 18:49:56 MEST


Dear Brett, dear Fons

Thank you for your reply. It seems now that other people also see this
effect.
One main advantage of root is that it runs on different architectures, and
this
tends to reveal hidden bugs, maybe this is one?

BTW, I a running XFree 3.3.6 and my  XF86Config file does not contain the
backingstore option. Furthermore, I do not believe that I mix two versions
since I have set up a separate user for each of them and compiled each when

logged in as user and not as root.

However, I compiled 3.01/06 with the following configuration:
  ./configure linuxppcegcs --enable-star --disable-cern \
--disable-mysql --disable-pgsql --disable-pythia --disable-pythia6
--disable-rfio \
--disable-srp
So probably pthread is disabled. Should I enable this feature?

Best regards
Christian
----------------------------------
C.h.r.i.s.t.i.a.n  S.t.r.a.t.o.w.a
V.i.e.n.n.a,  A.u.s.t.r.i.a

Fons Rademakers wrote:

> Hi Brett,
>
>   this fix is still in ROOT and I run myself always without backingstore
> and don't see any problems (do you?). Maybe something goes wrong when
> Christian mixes the two versions. Version 3.00/01 still has the expose
> events bug which was only fixed in 3.00/05.
>
> Cheers, Fons.
>
> Brett Viren wrote:
> >
> > cstrato@EUnet.at writes:
> >  > When running the tutorials I realized that TCanvas does no longer
> >  > update correctly:
> >
> > Turning on
> >
> >         Option "backingstore"
> >
> > in the
> >
> >         Section "Device"
> >
> > section of /etc/X11/XF86Config and restarting X should help.
> >
> > But, I thought code was added to ROOT ~1/2 year ago that made this
> > unnecessary.
> >
> > ...
> >
> > Yes.  See Fons's nice reply to my snotty remark:
> >
> > http://root.cern.ch/root/roottalk/roottalk01/0491.html
> >
> > -Brett.
>
> --
> Org:    CERN, European Laboratory for Particle Physics.
> Mail:   1211 Geneve 23, Switzerland
> E-Mail: Fons.Rademakers@cern.ch              Phone: +41 22 7679248
> WWW:    http://root.cern.ch/~rdm/            Fax:   +41 22 7677910



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