Difference between revisions of "Compositor (X11)"

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**You can use [https://store.kde.org/p/1502826/ Autocomposer]. This should make it unnecessary to do anything of the above.
**You can use [https://store.kde.org/p/1502826/ Autocomposer]. This should make it unnecessary to do anything of the above.
*If you use Cinnamon: Go to <code>settings</code> -> <code>general</code> -> <code>disable compositing for full-screen window</code>
*If you use Cinnamon: Go to <code>settings</code> -> <code>general</code> -> <code>disable compositing for full-screen window</code>
*Xfce:
**Disable composition with <code>$ xfconf-query -c xfwm4 -p /general/use_compositing -s false</code><ref>https://wiki.archlinux.org/title/Xfwm#Configuration</ref>
**Enable it again with <code>$ xfconf-query -c xfwm4 -p /general/use_compositing -s true</code>
**For Steam: You can automate disabling/enabling with the launch option: <code>xfconf-query -c xfwm4 -p /general/use_compositing -s false; %command%; xfconf-query -c xfwm4 -p /general/use_compositing -s true</code><ref>https://www.reddit.com/r/GlobalOffensiveLinux/comments/6b3cs5/comment/dhjw7z7/?context=3</ref>

Revision as of 12:36, 25 April 2022

If you use a DE with X11, then you probably have a compositor. The compositor does nice things like window shadow and effects. But it also reduces fps, adds input lag, and introduces stuttering. That's why you should disable it when running a game.

Disabling composition for your games

This page needs work, for the following reason(s): I don't know whether the procedure for disabling composition in Cinnamon actually works. In case this does not work, you should not be using Cinnamon. If you want a DE that looks a bit like Windows, you should choose KDE Plasma instead. Please edit if you know more.


Disabling composition will dramatically improve input lag and "smoothness". Here is how to do it:

  • If you use Gnome (the default DE on Pop!_OS): You don't have to do anything. Gnome uses unredirection (the same thing Windows does), which is almost as good as disabling compositon. Disabling composition in Gnome is not possible.
  • If you use KDE:
    • For Lutris:
      • To disable it for a single game: Right click the game -> Configure -> System options -> Disable desktop effects.
      • To disable it for all games: Click ... in the top right corner -> Preferences -> Global options -> Disable desktop effects
    • For Steam, Heroic or others: Manually disable composition with shift + alt + f12 before launching the game. The same combination re-enables it. (TODO: It may be that Steam and Heroic automatically disable composition. But I don't know.)
    • You can use Autocomposer. This should make it unnecessary to do anything of the above.
  • If you use Cinnamon: Go to settings -> general -> disable compositing for full-screen window
  • Xfce:
    • Disable composition with $ xfconf-query -c xfwm4 -p /general/use_compositing -s false[1]
    • Enable it again with $ xfconf-query -c xfwm4 -p /general/use_compositing -s true
    • For Steam: You can automate disabling/enabling with the launch option: xfconf-query -c xfwm4 -p /general/use_compositing -s false; %command%; xfconf-query -c xfwm4 -p /general/use_compositing -s true[2]