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  1. Qt
  2. QTBUG-85259

Large fonts are not smooth with freetype

    XMLWordPrintable

Details

    • Linux/X11, Linux/Yocto, QNX
    • 037dce81fc27ec241edb6829f6df41927b80666e (qt/qtbase/dev) bdcabea1eb340dfd764c9fa00bfd09e44a90a6b0 (qt/qtbase/5.15)

    Description

      Setting pixelsize to 240 on eglfs or QNX or 360 on X11 causes the edges not to be smooth and with Native rendering broken.

      Please check the screenshots or photos and run the attached QML file to reproduce it.

      
      import QtQuick 2.12
      import QtQuick.Window 2.12
      import QtQuick.Controls 2.5
      
      Window {
       visible: true
       width: 640
       height: 480
       title: qsTr("Hello World")
       Column {
       anchors.fill: parent
       Row {
       width: 640
       height: 440
       Column {
       width: 320
       height: 360
       Text {
       text: "0"
       font.pixelSize: slider.value
       renderType: Text.QtRendering
       }
       Text {
       text: "renderType: Text.QtRendering\nfont.pixelSize:"+slider.value
       font.pixelSize: 18
       renderType: Text.QtRendering
       }
       }
       Column {
       width: 320
       height: 360
       Text {
       text: "0"
       font.pixelSize: slider.value
       renderType: Text.NativeRendering
       }
       Text {
       text: "renderType: Text.NativeRendering\nfont.pixelSize:"+slider.value
       font.pixelSize: 18
       renderType: Text.NativeRendering
       }
       }
       }
       Slider{
       id: slider
       width: 640
       height: 40
       from: 120
       to: 360
       value: 240
       }
       }
      }
      
      

      Attachments

        1. IMG_20200625_150857.jpg
          IMG_20200625_150857.jpg
          3.79 MB
        2. IMG_20200625_150905.jpg
          IMG_20200625_150905.jpg
          5.02 MB
        3. main.qml
          1 kB
        4. Screenshot from 2020-06-25 15-12-29.png
          Screenshot from 2020-06-25 15-12-29.png
          38 kB

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              esabraha Eskil Abrahamsen Blomfeldt
              karimpinter Karim Pinter
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              Dates

                Created:
                Updated:
                Resolved:

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