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On 20/03/13 06:01, 木叶 wrote: |
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> Hi all, |
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> |
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> I'm suffering screen tearing when moving windows around, watching |
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> videos, and some other situations. I've tried almost all popular desktop |
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> environments, including KDE, gnome(both traditional gnome 2 and new |
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> gnome 3), and xfce, the issue always exists except in gnome 3. For the |
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> main difference between these window managers, is gnome 3's window |
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> manager (mutter) is based on opengl, I think there may be some problems |
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> with my card's 2D acceleration. But'cat /proc/mtrr' shows everything is |
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> well. |
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> My graphical card is Nvidia Geforce GT240M, and I'm using the official |
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> Nvidia drivers. |
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> |
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> Does anyone have any suggestions on how to troubleshoot this issue? Any |
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> help much appreciated! |
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|
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Yes. Enable VSync and the issue goes away. I use KDE and the setting is |
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in System Settings, Desktop Effects, "Advanced" tab ("Use VSync" checkbox.) |
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