Plasma "upside down" ...

[Hans Muecke]

Am 14.07.2012 10:34, schrieb Martin Bednar:
> Le samedi 14 juillet 2012 06:41:54 Hans Muecke a écrit :
> 
>> Am 13.07.2012 18:51, schrieb Duncan:
> 
>>
> 
>> Hi Duncan,
> 
>>
> 
>> > Hans Muecke posted on Fri, 13 Jul 2012 12:44:04 -0500 as excerpted:
> 
>> >> Howdy folks,
> 
>> >>
> 
>> >> Ran into a strange problem ...
> 
>> >>
> 
>> >> Kubuntu 12.04LTS/KDE4.8.4 ...
> 
>> >>
> 
>> >> For whatever reason my plasma desktop crashed yesterday. Couldn't
> get it
> 
>> >> to come up again, so I deleted all the plasma files in the home
> 
>> >> directory to start from scratch.
> 
>> >> I must have done that in the "protected mode" unknowingly ... since
> 
>> >> today - when trying to change one of the desktop effects - I was told
> 
>> >> that I was running protected mode and should switch to the "normal"
> 
>> >> plasma desktop.
> 
>> >> Did as requested and ended up with an "upside down" desktop. Visually
> 
>> >> everything is upside down, but buttons still seem to be where they are
> 
>> >> supposed to be on the desktop (screenshots: http://goo.gl/N4tVF and
> 
>> >> http://goo.gl/YjPtc ). Everything looks fine in protected mode ...
> minus
> 
>> >> effects that is.
> 
>> >>
> 
>> >> Anyone have an idea what went wrong here and how to possibly
> correct it?
> 
>> >
> 
>> > That is indeed a strange problem.
> 
>> >
> 
>> > I have a couple ideas, but I guess you're translating from whatever
> 
>> > (looks like German maybe?) to English (or maybe kubuntu changed the
> names
> 
>>
> 
>> I am doing this from german ...
> 
>>
> 
>> > from kde standard?) and the terms don't quite match what I'm used to. So
> 
>> > let's first confirm that we're talking about the same thing. =:^)
> 
>> >
> 
>> > 1) The thread title says plasma, and the pix look like plasma-desktop
> 
>> > only. So the first thing is to confirm, it's plasma ONLY that's
> 
>> > affected, correct? All other apps look normal?
> 
>>
> 
>> I might have been a bit incorrect here, since I didn't have any
> 
>> applications running at that moment, when I first ran into this problem.
> 
>> I just started from scratch again ... deleted the plasma* files in my
> 
>> home directory, rebooted and this time took care and chose the
> 
>> plasma-desktop session and not the protected one (when I say protected
> 
>> ... I can't think of another word for "abgesichert" which is also used
> 
>> when a windows crashes and gives one the choice of starting windows and
> 
>> starting a protected windows ... I think you get the idea).
> 
>>
> 
>> Started with setting up the desktop and tried to activate desktop
> 
>> effects via schift-alt-f12 and bamm! Everything upside down again, the
> 
>> screen flipped again, as I could tell from the control bar on the left
> 
>> side of the screen and the open system-settings window. Funny "side
> 
>> effect" .. while visually flipped I still had to click in the areas,
> 
>> where all the buttons are supposed to be (hope you understand what I am
> 
>> talking about ... :-) )
> 
>  
> 
> This is the most interesting part. What graphic card/driver (optionally
> acceleration method) are you using? This is only the output that is

It's a GeForce GT 545 with the NVIDIA driver ...

> flipped, KDE and X know nothing about it. Try running an OpenGL
> appllication (preferrably fullscreen, with kwin effects disabled). My
> guess is that it too will be flipped.
> 
> To check that it isn't a weird kwin bug, create a new user, and try
> enabling effects there.

Same result ... when enabling desktop effects using OpenGL screen flips,
while everything works fine with XRender.

> 
> 1 solution workaround you already found :
> 
>  
> 
>>
> 
>> Since you mentioned OpenGL I chchanged the composite type to Xrender and
> 
>> I don't the problem there (means I can activate effects without the
> 
>> flipping of the screen).
> 
>>
> 
>  
> 
> the other would be to change/update a part of the graphics stack.

Any idea which?

-- 
Talk to you later ... Hans (55 to go)

2012/07/14 16:20
EDDS 141620Z 26013KT CAVOK 20/07 Q1012 NOSIG

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