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  1. Qt
  2. QTBUG-134231

QSG_NO_VSYNC has no effect since Qt 6.9

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Details

    • Bug
    • Resolution: Unresolved
    • P2: Important
    • None
    • 6.9.0, 6.10.0
    • Quick: SceneGraph
    • None
    • Ryzen 9800X3D
      Nvidia RTX3070
    • Windows

    Description

      I regularly need to have Vsync disabled in my software and noticed this flag wasn't working since Qt 6.9

      Qt 6.8.1 works as expected when I configure qputenv("QSG_NO_VSYNC","1")

      Vsync gets disabled.

       

      But on Qt 6.9 and Qt6.10 it does not

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            janichol Andy Nichols
            felixvddonk Felix van de Donk
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            Dates

              Created:
              Updated:

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