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How to force use XCB

Scheduled Pinned Locked Moved Unsolved QtonPi
eglxcb
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  • N Offline
    N Offline
    Niko Hallikainen
    wrote on last edited by
    #3

    Done, but same issue. I use Jessie.

    Br. Niko H.

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    • SGaistS Offline
      SGaistS Offline
      SGaist
      Lifetime Qt Champion
      wrote on last edited by
      #4

      Do you mean black screen ?

      Interested in AI ? www.idiap.ch
      Please read the Qt Code of Conduct - https://forum.qt.io/topic/113070/qt-code-of-conduct

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      • N Offline
        N Offline
        Niko Hallikainen
        wrote on last edited by
        #5

        yes, i get black window, program use qml.

        Br, Niko H.

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        • SGaistS Offline
          SGaistS Offline
          SGaist
          Lifetime Qt Champion
          wrote on last edited by
          #6

          Any error message on the console ? Do you have a an Xorg server running ?

          Interested in AI ? www.idiap.ch
          Please read the Qt Code of Conduct - https://forum.qt.io/topic/113070/qt-code-of-conduct

          N 2 Replies Last reply
          0
          • mrdebugM Offline
            mrdebugM Offline
            mrdebug
            wrote on last edited by
            #7

            In my honest opinion you can't use Qml - Quick on xcb (On raspberry Pi) because Quick requires OpenGL ES2.
            I have built Qt 5.5.1 for Raspberry Pi in 2 different modes: the first, for QWidgets applications on XOrg (xcb) or framebuffer without OpenGL ES, and a second with OpenGL ES for applications based on Quick, without Xorg.
            After many tests I can't run a application based on QWidgets if it Qt was built with OpenGL ES.

            Need programmers to hire?
            www.labcsp.com
            www.denisgottardello.it
            GMT+1
            Skype: mrdebug

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            • SGaistS SGaist

              Any error message on the console ? Do you have a an Xorg server running ?

              N Offline
              N Offline
              Niko Hallikainen
              wrote on last edited by
              #8

              @SGaist No errors.

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              • SGaistS Offline
                SGaistS Offline
                SGaist
                Lifetime Qt Champion
                wrote on last edited by
                #9

                Do you have an Xorg server running ?

                Interested in AI ? www.idiap.ch
                Please read the Qt Code of Conduct - https://forum.qt.io/topic/113070/qt-code-of-conduct

                N 1 Reply Last reply
                0
                • SGaistS SGaist

                  Do you have an Xorg server running ?

                  N Offline
                  N Offline
                  Niko Hallikainen
                  wrote on last edited by
                  #10

                  @SGaist yes it's running

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                  • SGaistS Offline
                    SGaistS Offline
                    SGaist
                    Lifetime Qt Champion
                    wrote on last edited by
                    #11

                    Do you have any error appearing on the console ? How are you starting your application ? What kind of application is it ?

                    Interested in AI ? www.idiap.ch
                    Please read the Qt Code of Conduct - https://forum.qt.io/topic/113070/qt-code-of-conduct

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                    • mrdebugM Offline
                      mrdebugM Offline
                      mrdebug
                      wrote on last edited by
                      #12

                      I hope you will resolve yourself.
                      Anyway I have a lot of open projects based on Raspberry Pi, someone is a console application, some other is xcb, some other QtQuick with OpenGL ES. If you require to have professional support please contact me. I'm gmt+1 (Italy).
                      info@denisgottardello.it

                      Need programmers to hire?
                      www.labcsp.com
                      www.denisgottardello.it
                      GMT+1
                      Skype: mrdebug

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                      0
                      • SGaistS SGaist

                        Any error message on the console ? Do you have a an Xorg server running ?

                        N Offline
                        N Offline
                        Niko Hallikainen
                        wrote on last edited by
                        #13

                        @SGaist Hi, I get no errors

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