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  1. Qt
  2. QTBUG-40789

QML image mipmap should check if the opengl driver supports it

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Details

    • Bug
    • Resolution: Done
    • P2: Important
    • None
    • 5.3.1
    • Quick: SceneGraph
    • None
    • embedded linux
    • 0a6323c2de23bd7a23e44ff3a534b06f7be994c6

    Description

      If a QML image is using an image whats size is not power of two and the image is shrinked, it is displayed incorectly. Qt should check if the opengl driver supports mipmaps.

      Image{
    anchors.centerIn: parent
    source: "./some-test-image.png";
    mipmap: true
    width: sourceSize.width / 2
    height: sourceSize.height / 2
}

      Attachments

        1. clock_bad.png
          clock_bad.png
          6 kB
        2. clock_good.png
          clock_good.png
          6 kB
        3. Screenshot.png
          Screenshot.png
          4 kB

        Issue Links

          duplicates

          Bug - A problem which impairs or prevents the functions of the product. QTBUG-43847 Images scaled with mipmap filtering using ANGLE on Intel q35 chipsets display as black boxes

          • P2: Important - Urgent, should be fixed, but will not stop the release.
          • Closed
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            People

              lagocs Laszlo Agocs
              qtcomsupport Qt Support
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              Dates

                Created:
                Updated:
                Resolved:

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