<div dir="ltr">Yu and Yves,<div><br></div><div>Clearly we need to fix the issue with Intel graphics, but are you sure your NVIDIA card is being used for rendering? You can check in ParaView by going to Help -> About and see which OpenGL Vendor is listed. It should say "NVIDIA Corporation."</div><div><br></div><div>If it is not being used for ParaView, you can go to the NVIDIA Control Panel and under Manage 3D Settings, set your "Preferred graphics processor" to "High-performance NVIDIA processor".</div><div><br></div><div>HTH,</div><div>Cory</div></div><div class="gmail_extra"><br><div class="gmail_quote">On Mon, Jul 3, 2017 at 2:28 AM, Yves Rogez <span dir="ltr"><<a href="mailto:yves.rogez@univ-grenoble-alpes.fr" target="_blank">yves.rogez@univ-grenoble-alpes.fr</a>></span> wrote:<br><blockquote class="gmail_quote" style="margin:0 0 0 .8ex;border-left:1px #ccc solid;padding-left:1ex">
  
    
  
  <div bgcolor="#FFFFFF" text="#000000">
    <p>Hi all,</p>
    <p>I've noticed that the black box problem can come from the FXAA
      enabled in the render settings (I have the same problem with my
      computer & 5.4) but it does not explain the problem with
      opacity. (my graphics card is a GeForce GTX770M)<br>
    </p>
    <p>Yves<br>
    </p><span class="">
    <br>
    <div class="m_-9045163973518383244moz-cite-prefix">Le 02/07/2017 à 23:41, Yu Xiang a
      écrit :<br>
    </div>
    </span><blockquote type="cite">
      
      
      
      
      <div class="m_-9045163973518383244WordSection1"><span class="">
        <p class="MsoNormal"><span style="font-size:11.0pt;font-family:"Calibri",sans-serif;color:#1f497d">Thanks
            very much for your reply. My computer has two graphic cards:
            Intel HD Graphics 4000 and NVIDA NVS 5400M, respectively. I
            switch to 5.3 and no longer have those two problems. <u></u><u></u></span></p>
        <p class="MsoNormal"><span style="font-size:11.0pt;font-family:"Calibri",sans-serif;color:#1f497d"><u></u> <u></u></span></p>
        <p class="MsoNormal"><span style="font-size:11.0pt;font-family:"Calibri",sans-serif;color:#1f497d">Yu<u></u><u></u></span></p>
        <p class="MsoNormal"><a name="m_-9045163973518383244__MailEndCompose"><span style="font-size:11.0pt;font-family:"Calibri",sans-serif;color:#1f497d"><u></u> <u></u></span></a></p>
        <p class="MsoNormal"><b><span style="font-size:11.0pt;font-family:"Calibri",sans-serif">From:</span></b><span style="font-size:11.0pt;font-family:"Calibri",sans-serif">
            David E DeMarle [<a class="m_-9045163973518383244moz-txt-link-freetext" href="mailto:dave.demarle@kitware.com" target="_blank">mailto:dave.demarle@kitware.<wbr>com</a>] <br>
            <b>Sent:</b> Sunday, July 2, 2017 7:10 AM<br>
            <b>To:</b> Yu Xiang <a class="m_-9045163973518383244moz-txt-link-rfc2396E" href="mailto:yux1991@gmail.com" target="_blank"><yux1991@gmail.com></a><br>
            <b>Cc:</b> <a class="m_-9045163973518383244moz-txt-link-abbreviated" href="mailto:paraview@paraview.org" target="_blank">paraview@paraview.org</a><br>
            <b>Subject:</b> Re: [Paraview] ParaView unable to adjust
            object opacity<u></u><u></u></span></p>
        <p class="MsoNormal"><u></u> <u></u></p>
        <div>
          <p class="MsoNormal">These are most likely caused by a known
            bug in 5.4.0 with some graphics hardware that we are trying
            to fix in 5.4.1. Can you let us know what your gpu is? Also
            try 5.3 and let us know if both problems work there.<u></u><u></u></p>
          <div>
            <p class="MsoNormal"><u></u> <u></u></p>
          </div>
          <div>
            <p class="MsoNormal">Thanks<u></u><u></u></p>
          </div>
        </div>
        </span><div>
          <p class="MsoNormal"><u></u> <u></u></p>
          <div><span class="">
            <p class="MsoNormal">On Jun 30, 2017 10:51 PM, "Yu Xiang"
              <<a href="mailto:yux1991@gmail.com" target="_blank">yux1991@gmail.com</a>>
              wrote:<u></u><u></u></p>
            </span><blockquote style="border:none;border-left:solid #cccccc 1.0pt;padding:0in 0in 0in 6.0pt;margin-left:4.8pt;margin-top:5.0pt;margin-right:0in;margin-bottom:5.0pt">
              <div>
                <div><span class="">
                  <p class="MsoNormal">Hi,<u></u><u></u></p>
                  <p class="MsoNormal"> <u></u><u></u></p>
                  <p class="MsoNormal">I
                    downloaded the ParaView Binary Installers
                    (ParaView-5.4.0-Qt5-OpenGL2-<wbr>Windows-64bit.exe) from
                    <a href="https://www.paraview.org/download/" target="_blank">https://www.paraview.org/<wbr>download/</a>
                    and installed it on my Thinkpad T430 which is
                    running Windows 10. I was using ParaView for the
                    first time and found two things puzzling:<u></u><u></u></p>
                  <p class="m_-9045163973518383244m-7160707241507116115msolistparagraph">1.<span style="font-size:7.0pt">       </span>When I open
                    ParaView, the default window looks like the
                    following. There is a small black square on the
                    bottom left corner in RenderView1 (circled in red).
                    I couldn’t figure out why it showed up there.<u></u><u></u></p>
                  </span><p class="m_-9045163973518383244m-7160707241507116115msolistparagraph"><img id="m_-9045163973518383244m_-7160707241507116115Picture_x0020_1" src="cid:part4.AF688CD3.C763548C@univ-grenoble-alpes.fr" alt="imap://rogezy@hermes.obs.ujf-grenoble.fr:993/fetch%3EUID%3E/aaLists/03_Paraview%3E831190?header=quotebody&part=1.1.2&filename=image001.png" height="908" border="0" width="1601"><u></u><u></u></p><span class="">
                  <p class="m_-9045163973518383244m-7160707241507116115msolistparagraph">2.<span style="font-size:7.0pt">       </span>Then I
                    opened the first Example Visualization and selected
                    Clip2 under can.ex2. When I tried to adjust the
                    Opacity under Styling in the Properties tab, any
                    value other than 1 will make the object in the
                    RenderView1 window disappear like the following:<u></u><u></u></p>
                  </span><p class="m_-9045163973518383244m-7160707241507116115msolistparagraph"><img id="m_-9045163973518383244m_-7160707241507116115Picture_x0020_2" src="cid:part5.54E132C4.1EFF1E5F@univ-grenoble-alpes.fr" alt="imap://rogezy@hermes.obs.ujf-grenoble.fr:993/fetch%3EUID%3E/aaLists/03_Paraview%3E831190?header=quotebody&part=1.1.3&filename=image002.png" height="908" border="0" width="1600"><u></u><u></u></p><span class="">
                  <p class="m_-9045163973518383244m-7160707241507116115msolistparagraph">I
                    tried other examples, and similar things happened. I
                    couldn’t figure out why.<u></u><u></u></p>
                  <p class="MsoNormal"> <u></u><u></u></p>
                  <p class="MsoNormal">Does
                    anybody know what might be going on and how I can
                    fix it?<u></u><u></u></p>
                  <p class="MsoNormal"> <u></u><u></u></p>
                  <p class="MsoNormal">Thanks,<u></u><u></u></p>
                  <p class="MsoNormal">Yu<u></u><u></u></p>
                </span></div>
              </div><span class="">
              <p class="MsoNormal" style="margin-bottom:12.0pt"><br>
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            </span></blockquote>
          </div>
        </div>
      </div><span class="">
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    </span></blockquote><span class="HOEnZb"><font color="#888888">
    <br>
    <div class="m_-9045163973518383244moz-signature">-- <br>
      Yves Rogez<br>
      <br>
      <b>IPAG</b><br>
      <em>Institut de Planétologie et d'Astrophysique de Grenoble </em><br>
      <font size="2">Bat D de Physique - BP. 53 - 38041 Grenoble -
        FRANCE<br>
        <br>
      </font>
      tel : <a href="tel:+33%204%2076%2063%2052%2080" value="+33476635280" target="_blank">+33 (0)4 76 63 52 80</a><br>
      lab : <a href="tel:+33%204%2076%2063%2057%2060" value="+33476635760" target="_blank">+33 (0)4 76 63 57 60</a><br>
    </div>
  </font></span></div>

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<br></blockquote></div><br><br clear="all"><div><br></div>-- <br><div class="gmail_signature" data-smartmail="gmail_signature">Cory Quammen<br>Staff R&D Engineer<br>Kitware, Inc.</div>
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