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If you have problems with fullscreen applications flickering when desktop effects are ON then you can try solution that was suggested in [https://bugs.kde.org/show_bug.cgi?id=177495 KDE Bug 177495]
If you have problems with fullscreen applications flickering when desktop effects are '''enabled''' then you can try the following solution, which was suggested in [https://bugs.kde.org/show_bug.cgi?id=177495 KDE Bug 177495]:
 
* Press Alt+F2 and run:
* Open ~/.kde/share/config/kwinrc in an editor.
  kwriteconfig --file kwinrc --group Compositing --key UnredirectFullscreen --type bool false
* Go to section [Compositing].
* Apply the changes by pressing Alt+F2 and running:
* Add following line:  
  UnredirectFullscreen=false
* Save file.
* Apply changes. Press alt+f2 and run
  qdbus org.kde.kwin /KWin reconfigure
  qdbus org.kde.kwin /KWin reconfigure


 
This forces KWin not to use window unredirection but can affect performance of fullscreen OpenGL applications when desktop effects are '''enabled'''. Desktop effects can be suspended to prevent performance issues (press Alt+Shift+F12) before running such applications.
This forces KWin to not use window unredirection but can affect on performance of fullscreen OpenGL applications when desktop effects are ON. Desktop effects can be suspended to prevent performance issues (press alt+shift+f12) when running such applications.

Latest revision as of 14:17, 6 June 2010

If you have problems with fullscreen applications flickering when desktop effects are enabled then you can try the following solution, which was suggested in KDE Bug 177495:

  • Press Alt+F2 and run:
kwriteconfig --file kwinrc --group Compositing --key UnredirectFullscreen --type bool false
  • Apply the changes by pressing Alt+F2 and running:
qdbus org.kde.kwin /KWin reconfigure

This forces KWin not to use window unredirection but can affect performance of fullscreen OpenGL applications when desktop effects are enabled. Desktop effects can be suspended to prevent performance issues (press Alt+Shift+F12) before running such applications.