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  1. Qt
  2. QTBUG-64414

[xcb] Speed-up image scrolling

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    • Icon: Task Task
    • Resolution: Done
    • Icon: Not Evaluated Not Evaluated
    • None
    • 5.11
    • QPA: X11/XCB
    • None

    • Linux/X11

      Current XCB implementation scrolls image on the CPU. Scrolling can be much faster if it is done on server-side using xcb_copy_area function (it can use GPU).

      QTBUG-64504 contains a simple test software (please uncheck "Overlay widgets").

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