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2013/9/22 Alexander Kapshuk <alexander.kapshuk@×××××.com> |
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> On 09/21/2013 06:32 PM, Al wrote: |
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> > Bruce Hill wrote: |
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> >> I have "Use smooth scrolling" checked and no such wavy line anywhere. |
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> > |
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> > Hmmm.... |
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> > |
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> > I just tried Firefox, and get the wavy line when "Use smooth scolling |
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> > is checked (scrolling with the mouse wheel). It goes away when unchecked. |
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> > |
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> > Did the same in Thunderbird, and I don't see the wavy line, no matter |
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> > what the setting. |
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> > |
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> > Al |
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> > |
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> > |
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> Having the "Use smooth scrolling" option unchecked in both Firefox and |
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> Thunderbird seems to have fixed the 'wavy line' problem for me. |
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> |
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> Thanks. |
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> |
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> |
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> I'm guessing the wavy line that you describe is 'tearing' that appears |
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when the display is not synced to the framebuffer, i.e. "vsync". I believe |
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some of the graphics drivers are not even capable of vsync currently in |
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X11, but I'm not certain. |
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/JG |
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