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  1. Qt
  2. QTBUG-116462

QtCharts Spectrum plot performance is sluggish

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    • Windows

    Description

      If multiple window is opened having Qt Chart spectrum performance is very bad.

      Attached is example which can reproduce this.

      Steps:

      1. run the executable
      2. click on the "QChart Create Spectrum" button to create a spectrum window.
      3. Click "QChart Create Spectrum" button as many times as you can to generate Spectrum window. You will notice the sluggishness after 8 spectrum windows is created.

      Attachments

        1. qtbug-116462.zip
          40 kB
          Irfan Omair
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            kagro Kaj Grönholm
            irfan.omair@digia.com Irfan Omair
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            Dates

              Created:
              Updated:
              Resolved:

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