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  1. Qt Automotive Suite
  2. AUTOSUITE-1376

NUC: qt qml apps require QSG_RENDER_LOOP=basic for stability and performance

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Details

    • Suggestion
    • Resolution: Done
    • P2: Important
    • 5.15.0
    • 5.13, 5.14
    • Device Images, Neptune3
    • None
    • Linux/Wayland
    • e6647b20a0e607113a263b5ade20c804700c6a2b (yocto/meta-boot2qt/thud)

    Description

      Default QSG_RENDER_LOOP might lead to crashes of qml app, e.g. simple dynamic ShapePath with Arc. Changing to QSG_RENDER_LOOP=basic solves the problem and improves performance for 3D.

      This can be added to /etc/default/qt

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          relates to

          Bug - A problem which impairs or prevents the functions of the product. QTBUG-80845 simple app with qml failed with SEGFAULT with QSG_RENDER_LOOP=threaded

          • P1: Critical - Urgent and Important, will STOP the release if matched with set FixVersion field. This includes regressions from the last version that are not edge cases; Data loss; Build issues; All but the most unlikely crashes/lockups/hanging; Serious usability issues and embarrassing bugs & Bugs critical to a deliverable. This is the highest possible priority for requirements.
          • Closed

          Bug - A problem which impairs or prevents the functions of the product. QTBUG-80975 QSG_RENDER_LOOP=threaded makes event dispatching slower

          • P2: Important - Urgent, should be fixed, but will not stop the release.
          • Reported
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              sapiippo Samuli Piippo
              e.nemtsev Egor Nemtsev
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              Dates

                Created:
                Updated:
                Resolved:

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