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    <body><table border="1" cellspacing="0" cellpadding="8">
        <tr>
          <th>Bug ID</th>
          <td><a class="bz_bug_link 
          bz_status_UNCONFIRMED "
   title="UNCONFIRMED - [REGRESSION] OpenGL output broken in LO 5.4 (Linux, Intel graphics, Open GL 3.3, Mesa 12)"
   href="https://bugs.documentfoundation.org/show_bug.cgi?id=108096">108096</a>
          </td>
        </tr>

        <tr>
          <th>Summary</th>
          <td>[REGRESSION] OpenGL output broken in LO 5.4 (Linux, Intel graphics, Open GL 3.3, Mesa 12)
          </td>
        </tr>

        <tr>
          <th>Product</th>
          <td>LibreOffice
          </td>
        </tr>

        <tr>
          <th>Version</th>
          <td>5.3.3.2 release
          </td>
        </tr>

        <tr>
          <th>Hardware</th>
          <td>All
          </td>
        </tr>

        <tr>
          <th>OS</th>
          <td>All
          </td>
        </tr>

        <tr>
          <th>Status</th>
          <td>UNCONFIRMED
          </td>
        </tr>

        <tr>
          <th>Severity</th>
          <td>normal
          </td>
        </tr>

        <tr>
          <th>Priority</th>
          <td>medium
          </td>
        </tr>

        <tr>
          <th>Component</th>
          <td>graphics stack
          </td>
        </tr>

        <tr>
          <th>Assignee</th>
          <td>libreoffice-bugs@lists.freedesktop.org
          </td>
        </tr>

        <tr>
          <th>Reporter</th>
          <td>mikhailnov@dumalogiya.ru
          </td>
        </tr></table>
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        <div>
        <pre>Created <span class=""><a href="http://bugs.documentfoundation.org/attachment.cgi?id=133590" name="attach_133590" title="video showing graphical artefacts">attachment 133590</a> <a href="http://bugs.documentfoundation.org/attachment.cgi?id=133590&action=edit" title="video showing graphical artefacts">[details]</a></span>
video showing graphical artefacts

$ libreofficedev5.4 --version
LibreOfficeDev 5.4.0.0.alpha1 0b9f9bef65bb21ebb6a64aafad448f7f62dc824a
$ libreoffice --version
LibreOffice 5.3.3.2 30m0(Build:2)

Turned on OpenGL output (did not disable OpenGL blacklist), got severe
artefacts, attach a screencast showing artefacts. Both LO 5.3 and 5.4. Do not
remember this issue with LO 5.1, e.g., but I'm not sure.

$ glxinfo | grep OpenGL
OpenGL vendor string: Intel Open Source Technology Center
OpenGL renderer string: Mesa DRI Intel(R) Sandybridge Desktop 
OpenGL core profile version string: 3.3 (Core Profile) Mesa 12.0.6
OpenGL core profile shading language version string: 3.30
OpenGL core profile context flags: (none)
OpenGL core profile profile mask: core profile
OpenGL core profile extensions:
OpenGL version string: 3.0 Mesa 12.0.6
OpenGL shading language version string: 1.30
OpenGL context flags: (none)
OpenGL extensions:
OpenGL ES profile version string: OpenGL ES 3.0 Mesa 12.0.6
OpenGL ES profile shading language version string: OpenGL ES GLSL ES 3.00
OpenGL ES profile extensions:


I got a not usable GUI, so, to revert the setting I had to edit
<item oor:path="/org.openoffice.Office.Common/VCL"><prop oor:name="UseOpenGL"
oor:op="fuse"><value>false</value></prop></item>
in ~/.config/libreoffice/4/user/registrymodifications.xcu</pre>
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      </p>


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