<div dir="ltr"><div>ok, now I am getting new and exciting error messages for loading the plugin... it doesn't seem to enjoy this line from the XML<br><br><FileListDomain name="files"/><br><br></div><div>errors:<br></div><div><br>ERROR: In /home/kdean/tmp/install_PV_source/ParaView/VTK/IO/XMLParser/vtkXMLParser.cxx, line 483<br>vtkPVXMLParser (0x35d8d20): Error parsing XML in stream at line 18, column 8, byte index 632: not well-formed (invalid token)<br><br><br>ERROR: In /home/kdean/tmp/install_PV_source/ParaView/VTK/IO/XMLParser/vtkXMLParser.cxx, line 483<br>vtkPVXMLParser (0x238f5a0): Error parsing XML in stream at line 18, column 8, byte index 632: not well-formed (invalid token)<br><br><br>ERROR: In /home/kdean/tmp/install_PV_source/ParaView/ParaViewCore/ServerImplementation/Core/vtkSIProxyDefinitionManager.cxx, line 565<br>vtkSIProxyDefinitionManager (0x1815770): No proxy that matches: group=sources and proxy=vtkPVPROTOImageReader were found.<br><br>Error opening file  ".../protobuf."<br><br></div>Kevin E. Dean<br></div><div class="gmail_extra"><br><div class="gmail_quote">On Tue, May 5, 2015 at 10:12 AM, Burlen Loring <span dir="ltr"><<a href="mailto:bloring@lbl.gov" target="_blank">bloring@lbl.gov</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"><span class="">
    <blockquote type="cite">at the moment I do not implement that. </blockquote></span>
    this may be the source of your issues, I thought that if you don't
    return 1 from this function PV will assume your reader is not the
    right one and skip it(ie never call SetFileName). But if that were
    really true I don't get how RequestData is getting called...<div><div class="h5"><br>
    <br>
    <br>
    <div>On 05/05/2015 10:00 AM, Dean, Kevin
      wrote:<br>
    </div>
    <blockquote type="cite">
      <div dir="ltr">at the moment I do not implement that. I am
        assuming that may be the reason why I get this message every
        time i load the shared object file...<br>
        <br>
        ERROR: In
        /home/kdean/tmp/install_PV_source/ParaView/ParaViewCore/ServerManager/Core/vtkSMProperty.cxx,
        line 552<br>
        vtkSMStringVectorProperty (0x3cb10f0): Could not create object
        of type: vtkSMFileListDoman. Did you specify wrong xml element?<br>
      </div>
      <div class="gmail_extra"><br>
        <div class="gmail_quote">On Tue, May 5, 2015 at 9:14 AM, Burlen
          Loring <span dir="ltr"><<a href="mailto:bloring@lbl.gov" target="_blank">bloring@lbl.gov</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"> ParaView should set
              it after it determines if the reader can read it. Did you
              also implement CanReadFile? Maybe the problem is in that
              function.
              <div>
                <div><br>
                  <br>
                  <div>On 05/05/2015 09:09 AM, Dean, Kevin wrote:<br>
                  </div>
                  <blockquote type="cite">
                    <div dir="ltr"><br>
                      <div class="gmail_quote">---------- Forwarded
                        message ----------<br>
                        From: <b class="gmail_sendername">Dean, Kevin</b>
                        <span dir="ltr"><<a href="mailto:kevin.dean@decisionsciencescorp.com" target="_blank">kevin.dean@decisionsciencescorp.com</a>></span><br>
                        Date: Mon, May 4, 2015 at 5:10 PM<br>
                        Subject: Re: [Paraview] Image Doesn't load
                        correctly<br>
                        To: Burlen Loring <<a href="mailto:burlen.loring@gmail.com" target="_blank">burlen.loring@gmail.com</a>><br>
                        <br>
                        <br>
                        <div dir="ltr">
                          <div>
                            <div>awesome, thanks, that did it.<br>
                              <br>
                              One more question. Is there a way to debug
                              the FileName aspect of the reader. I can't
                              figure out how it's supposed to get set.
                              The only way I can get the image to show
                              is by hard <br>
                              coding it within the RequestData()
                              function.<br>
                              <br>
                            </div>
                            Thanks Again<br>
                            <br>
                          </div>
                          Kevin E. Dean<br>
                        </div>
                        <div>
                          <div>
                            <div class="gmail_extra"><br>
                              <div class="gmail_quote">On Mon, May 4,
                                2015 at 11:33 AM, Burlen Loring <span dir="ltr"><<a href="mailto:burlen.loring@gmail.com" target="_blank">burlen.loring@gmail.com</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">
                                    Hi Kevin.<br>
                                    <br>
                                    Your RequestInformation looks a
                                    little bare. Unless things have
                                    changed recently, you might need to
                                    set WHOLE_EXTENT, ORIGIN, SPACING,
                                    CAN_PRODUCE_SUB_EXTENT keys there.
                                    and if you support parallel IO honor
                                    the requested extent in RequestData.<br>
                                    <br>
                                    Burlen
                                    <div>
                                      <div><br>
                                        <br>
                                        <div>On 05/04/2015 09:52 AM,
                                          Dean, Kevin wrote:<br>
                                        </div>
                                      </div>
                                    </div>
                                    <blockquote type="cite">
                                      <div>
                                        <div>
                                          <div dir="ltr">
                                            <div>So I am still having a
                                              few issues with the
                                              reader. I have checked the
                                              output from the
                                              information Panel. And it
                                              seems as if all the
                                              information is the same.
                                              So maybe the data is
                                              getting deleted somehow
                                              (I'm not sure...., but
                                              here is a snippet of my
                                              code);<br>
                                              <br>
                                              int
                                              vtkPVPROTOImageReader::RequestInformation
                                              (<br>
                                                 vtkInformation*,<br>
                                                 vtkInformationVector**,<br>
                                                 vtkInformationVector*
                                              outputVector)<br>
                                              {<br>
                                                 vtkInformation* outInfo
                                              =
                                              outputVector->GetInformationObject(0);<br>
                                                
                                              vtkDataObject::SetPointDataActiveScalarInfo(outInfo,
                                              VTK_UNSIGNED_CHAR, 1);<br>
                                              <br>
                                                 return 1;<br>
                                              }<br>
                                              <br>
                                              int
                                              vtkPVPROTOImageReader::RequestData(vtkInformation
                                              *vtkNotUsed(request),<br>
                                                                                    

                                              vtkInformationVector
                                              **inputVector,<br>
                                                                                    

                                              vtkInformationVector
                                              *outputVector)<br>
                                              {<br>
                                            </div>
                                            <div>   ... conversion code
                                              from protobuf<br>
                                            </div>
                                            <div><br>
                                                /* Convert from protobuf
                                              to vtkImageData */<br>
                                               
                                              vtkSmartPointer<vtkImageData>
                                              image = "function
                                              converting to protobuf";<br>
                                              <br>
                                                vtkDataArray* scalars =
image->GetPointData()->GetScalars();<br>
                                               
                                              scalars->SetName("ReconstructionData");<br>
                                              <br>
                                                /* Get the info object
                                              */<br>
                                                vtkInformation *outInfo
                                              =
                                              outputVector->GetInformationObject(0);<br>
                                               
                                              outInfo->Set(vtkDataObject::DATA_TYPE_NAME(),
                                              "vtkImageData");<br>
                                              <br>
                                                /* Get the output */<br>
                                                vtkImageData* output =
                                              vtkImageData::GetData(outputVector);<br>
                                              <br>
                                              // 
                                              output->SetSpacing(image->GetSpacing());<br>
                                              // 
                                              output->SetOrigin(image->GetOrigin());<br>
                                              // 
                                              output->AllocateScalars(outInfo);<br>
                                              // 
output->GetPointData()->SetScalars(image->GetPointData()->GetScalars());<br>
                                              // 
                                              output->SetDimensions(image->GetDimensions());<br>
                                              <br>
                                               
                                              output->ShallowCopy(image);<br>
                                              <br>
                                                int* dimensions =
                                              output->GetDimensions();<br>
                                              <br>
                                                std::cout <<
                                              "\nNumber of points: "
                                              <<
                                              output->GetNumberOfPoints()
                                              << std::endl;<br>
                                                std::cout <<
                                              "Number of cells: "
                                              <<
                                              output->GetNumberOfCells()
                                              << "\n" <<
                                              std::endl;<br>
                                              <br>
                                            </div>
                                            // print out the pixel
                                            values to see if they are
                                            actually present<br>
                                            <div>  for (int z = 0; z
                                              < dimensions[2]; z++)<br>
                                                {<br>
                                                  for (int y = 0; y <
                                              dimensions[1]; y++)<br>
                                                  {<br>
                                                    for (int x = 0; x
                                              < dimensions[0]; x++)<br>
                                                    {<br>
                                                      double* pixel =
                                              static_cast<double*>(output->GetScalarPointer(x,y,z));<br>
                                                      // do something
                                              with v<br>
                                                      std::cout <<
                                              "pixel value: " <<
                                              pixel[0] << "\n";<br>
                                                    }<br>
                                                    std::cout <<
                                              std::endl;<br>
                                                  }<br>
                                                  std::cout <<
                                              std::endl;<br>
                                                }<br>
                                              <br>
                                                // write output to file
                                              and compare in
                                              visualization window...<br>
                                               
                                              vtkSmartPointer<vtkXMLImageDataWriter>
                                              vtk_writer =
                                              vtkSmartPointer<vtkXMLImageDataWriter>::New();<br>
                                               
                                              vtk_writer->SetInputData(output);<br>
                                               
                                              vtk_writer->SetFileName(
                                              "/home/kdean/tmp/foo.vti"
                                              );<br>
                                                vtk_writer->Update();<br>
                                                vtk_writer->Write();<br>
                                              <br>
                                                return 1;<br>
                                              }<br>
                                              <br>
                                              <br>
                                            </div>
                                            <div>Another Problem I ran
                                              into:<br>
                                            </div>
                                            <div>So I had to hardcode a
                                              file for the char
                                              *FileName into the
                                              RequestData Function in
                                              order to read any protobuf
                                              file. I ran a debugger on
                                              the code, and it seems
                                              like these functions from
                                              the header file (of the
                                              reader):<br>
                                              <br>
vtkGetStringMacro(FileName);<br>
vtkSetStringMacro(FileName);<br>
                                              <br>
                                            </div>
                                            <div>they are never getting
                                              called.<br>
                                              <br>
                                            </div>
                                            <div>Thanks,<br>
                                              <br>
                                            </div>
                                            <div>Kevin<br>
                                              <br>
                                            </div>
                                            <div>here are my xml too...
                                              it looks right, but maybe
                                              I am missing something.<br>
                                            </div>
                                          </div>
                                          <div class="gmail_extra"><br>
                                            <div class="gmail_quote">On
                                              Sun, May 3, 2015 at 7:04
                                              AM, Utkarsh Ayachit <span dir="ltr"><<a href="mailto:utkarsh.ayachit@kitware.com" target="_blank">utkarsh.ayachit@kitware.com</a>></span>
                                              wrote:<br>
                                              <blockquote class="gmail_quote" style="margin:0 0 0 .8ex;border-left:1px #ccc solid;padding-left:1ex">You
                                                can also use the
                                                Information panel to see
                                                what arrays are being<br>
                                                read in and what their
                                                ranges are.<br>
                                                <br>
                                                On Sat, May 2, 2015 at
                                                7:06 PM, Dean, Kevin<br>
                                                <span><<a href="mailto:kevin.dean@decisionsciencescorp.com" target="_blank">kevin.dean@decisionsciencescorp.com</a>>


                                                  wrote:<br>
                                                  > looked at the
                                                  spreadsheet view in
                                                  the GUI, and it looks
                                                  like none of the<br>
                                                  > Point Data is
                                                  actually being
                                                  copied...<br>
                                                  ><br>
                                                  > On Sat, May 2,
                                                  2015 at 3:44 PM, Dean,
                                                  Kevin<br>
                                                  > <<a href="mailto:kevin.dean@decisionsciencescorp.com" target="_blank">kevin.dean@decisionsciencescorp.com</a>>


                                                  wrote:<br>
                                                  >><br>
                                                  >> What's up
                                                  Utkarsh?<br>
                                                  >><br>
                                                  >> So I was able
                                                  to write that plugin
                                                  and convert my image
                                                  to the<br>
                                                  >> vtkImageData.
                                                  However, I am having
                                                  trouble visualizing
                                                  the image. However,<br>
                                                  >> when I write
                                                  out the output from my
                                                  reader, the image gets
                                                  written<br>
                                                  >> correctly...
                                                  Here are some pictures
                                                  to show the
                                                  differences. (All the<br>
                                                  >> information
                                                  for the images is
                                                  exactly the same) Do
                                                  you have an idea of
                                                  how I<br>
                                                  >> can try to
                                                  fix it? Thanks.<br>
                                                  >><br>
                                                  >> Kevin E. Dean<br>
                                                  ><br>
                                                  ><br>
                                                  ><br>
                                                </span>> This email
                                                and its contents are
                                                confidential. If you are
                                                not the intended<br>
                                                > recipient, please
                                                do not disclose or use
                                                the information within
                                                this email<br>
                                                > or its attachments.
                                                If you have received
                                                this email in error,
                                                please report<br>
                                                > the error to the
                                                sender by return email
                                                and delete this
                                                communication from<br>
                                                > your records.<br>
                                              </blockquote>
                                            </div>
                                            <br>
                                          </div>
                                          <br>
                                          <span><font color="#888888">This
                                              email and its contents are
                                              confidential. If you are
                                              not the intended
                                              recipient, please do not
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                                          <br>
                                          <fieldset></fieldset>
                                          <br>
                                        </div>
                                      </div>
                                      <pre>_______________________________________________
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                                    </blockquote>
                                    <br>
                                  </div>
                                </blockquote>
                              </div>
                              <br>
                            </div>
                          </div>
                        </div>
                      </div>
                      <br>
                    </div>
                    <br>
                    <span><font color="#888888">This email and its
                        contents are confidential. If you are not the
                        intended recipient, please do not disclose or
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                    <br>
                    <pre>_______________________________________________
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                  </blockquote>
                  <br>
                </div>
              </div>
            </div>
          </blockquote>
        </div>
        <br>
      </div>
      <br>
      <span><font color="#888888">This email and its contents are
          confidential. If you are not the intended recipient, please do
          not disclose or use the information within this email or its
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    <br>
  </div></div></div>

</blockquote></div><br></div>

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