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  4. QT程序运行死机,需要显卡的DRI,DRM功能支持吗
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QT程序运行死机,需要显卡的DRI,DRM功能支持吗

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  • E Offline
    E Offline
    exqtr
    wrote on last edited by
    #1

    我把QT程序移植到了kunlun linux(一个比较小的linux发行版)上,移植是成功了,但是一运行QT程序,Xorg的CPU占用率就到百分之百。看了一下系统的Xorg.0.log日志,DRI禁止了。原因是/dev/dri/card0文件不存在。
    我的问题是,QT程序需要得到DRI支持吗

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    • D Offline
      D Offline
      deleted487
      wrote on last edited by
      #2

      感觉是驱动的问题吧?

      建议检查一下configure的参数

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      • B Offline
        B Offline
        biergaizi
        wrote on last edited by
        #3

        DRI 肯定是能大大提高渲染性能的。

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