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  1. Qt
  2. QTBUG-94399

Slow/Jittery scroll with touchpad and animations on Wayland

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    Details

    • Type: Bug
    • Status: Reported
    • Priority: P2: Important
    • Resolution: Unresolved
    • Affects Version/s: 5.15.2, 6.1.1
    • Fix Version/s: None
    • Component/s: QPA: Wayland
    • Labels:
      None
    • Environment:
      tested on sway 1.6 and kwin_wayland 5.22.0 on ArchLinux
    • Platform/s:
      Linux/Wayland

      Description

      Qt apps show noticeable lag in animation and jitter when scrolling with touchpad when running as native Wayland client while same app runs smooth as XWayland client

      You can see by running template "Qt Quick Application - Scroll" project provided by Qt Creator under both Wayland and XWayland and scrolling with touchpad with mouse pointer in middle of ListView

      Telegram Desktop which uses Qt Widgets also has this problem when scrolling with touchpad Not qt's fault

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            Assignee:
            qt.team.graphics.and.multimedia Qt Graphics Team
            Reporter:
            smitpatil Smit Patil
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              Dates

              Created:
              Updated:

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