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  1. Qt
  2. QTBUG-66944

webassembly: QOpenGLWidget does not work

    Details

    • Type: Bug
    • Status: Reported
    • Priority: P3: Somewhat important
    • Resolution: Unresolved
    • Affects Version/s: 5.11.0 Beta 1
    • Fix Version/s: None
    • Component/s: QPA: Other
    • Labels:
      None

      Description

      Any examples that use QOpenGLWidgetlike qopenglwidget and hellogl do not work, but the qopenglwindow that uses QOpenGLWindow does.

      (unknown:0) - QOpenGLFramebufferObject: Unsupported framebuffer format.
      qtloader.js:250:17
      Error: WebGL warning: checkFramebufferStatus: Framebuffer not complete. (status: 0x8cdd) Bad status according to the driver: 0x8cdd
      qopenglwidget.js:4:240857
      Error: WebGL warning: drawArrays: Feedback loop detected between tex target 0x0de1, tex unit 0, levels 0-0; and framebuffer attachment 0x8ce0, level 0.
      qopenglwidget.js:4:203408
      Error: WebGL warning: checkFramebufferStatus: Framebuffer not complete. (status: 0x8cdd) Bad status according to the driver: 0x8cdd
      qopenglwidget.js:4:240857
      Error: WebGL warning: copyTexSubImage2D: Copying to a LUMINANCE, ALPHA, or LUMINANCE_ALPHA is deprecated, and has severely reduced performance on some platforms.
      qopenglwidget.js:4:200603
      qtloader.js:240:17
      Error: WebGL warning: drawArrays: Feedback loop detected between tex target 0x0de1, tex unit 0, levels 0-0; and framebuffer attachment 0x8ce0, level 0.
      qopenglwidget.js:4:203408
      Error: WebGL: No further warnings will be reported for this WebGL context. (already reported 32 warnings)
      qopenglwidget.js:4:203408

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            • Assignee:
              lpotter Lorn Potter
              Reporter:
              lpotter Lorn Potter
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              • Created:
                Updated:

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