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List:       kde-bugs-dist
Subject:    [Bug 254366] with some plasma actions windows in the desktop flash
From:       John van Spaandonk <john () van-spaandonk ! nl>
Date:       2010-10-31 10:47:30
Message-ID: 20101031104730.C5E767355A () immanuel ! kde ! org
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https://bugs.kde.org/show_bug.cgi?id=254366





--- Comment #9 from John van Spaandonk <john van-spaandonk nl>  2010-10-31 11:47:28 ---
I tried that, and the result is a black root window,
not visible: background image, maximized windows, plasma desktop folder.
So this does not work for me alas.

I installed this morning on my laptop kubuntu 10.10
This works perfectly with its Radeon ATI mobility 9600/9700


On Sunday 31 October 2010 10:02:23 bugsbane wrote:
> https://bugs.kde.org/show_bug.cgi?id=254366
> 
> 
> bugsbane <bugsbane@gmail.com> changed:
> 
>            What    |Removed                     |Added
> ---------------------------------------------------------------------------
> - CC|                            |bugsbane@gmail.com
> 
> 
> 
> 
> --- Comment #8 from bugsbane <bugsbane gmail com>  2010-10-31 10:02:20 ---
> Eureka! On my machine it *only* happens when I'm using KMS. The moment I
> add nomodeset and radeon.modeset=0 to the kernel boot line, my system
> speeds up by about three times and all the flickering goes away.
> 
> Before I discovered this though I *did* go through every Kwin effect and
> got flickering with the following:
> 
> 
> Sheet
> Glide
> Sliding popups
> Magic lamp (sometimes)
> Wobbly windows (like crazy)
> Fade Desktop
> Slide
> Fall appart (extreme - also activates when opening a window or even
> switching windows)
> Scale in (also made richt click on taskbar menus flash a lot)
> Minimize animation
> Magnifier (might be another problem, but the magnified area left trails
> onscreen and often jumped behind the current window)
> Zoom - minor
> Slideback - extreme
> Desktop cube - extreme
> Desktop cube animation- extreme
> Desktop grid - minor
> Present windows
> Resize windows - extreme
> 
> 
> I tried these effects but couldn't activate them with my card:
> Blur
> Explosion
> Invert
> Looking glass
> Sharpen
> Cover switch (although I get no popup error about it)
> Flip switch (although I get no popup error about it)
> 
> 
> I'm on Kubuntu Maverick 10.10 32 bit running KDE 4.5 with QT 4.7.0 and
> using ATI FOSS driver version 1:6.13.1ubuntu5 (that is, version 6.13.1) on
> a Dell Latitude XT. Card is an ATI Radeon Xpress 1250 (although I have the
> same flicker issue on a Dell Latitude 1501 with the same software and an
> ATI Xpress 200M). Both video cards are R300.

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