Dear All,<div><br></div><div>I an a newer in paraview and I need a help, please.</div><div><br></div><div>this is my problem: I have random particles in a 2D domain and I would like to plot concentration field and velocity vector field.</div>
<div><br></div><div>Thanks in advance to everyone, any help will be very important.</div><div><br></div><div>I am able to create a .vtk file to get the concentration field but when I try to add the velocity field I get the following error:</div>
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<p style="margin-top:0px;margin-bottom:0px;margin-left:0px;margin-right:0px"><span style="font-family:'Courier';font-size:9pt;color:#800000">ERROR: In /home/utkarsh/Kitware/superbuild/paraview/src/paraview/VTK/Filtering/vtkDemandDrivenPipeline.cxx, line 727</span></p>
<p style="margin-top:0px;margin-bottom:0px;margin-left:0px;margin-right:0px"><span style="font-family:'Courier';font-size:9pt;color:#800000">vtkPVCompositeDataPipeline (0x47dd610): Input port 0 of algorithm vtkPVGlyphFilter(0x4627530) has 0 connections but is not optional.</span></p>
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<p style="margin-top:0px;margin-bottom:0px;margin-left:0px;margin-right:0px"><span style="font-family:'Courier';font-size:9pt;color:#800000">ERROR: In /home/utkarsh/Kitware/superbuild/paraview/src/paraview/VTK/Filtering/vtkDemandDrivenPipeline.cxx, line 727</span></p>
<p style="margin-top:0px;margin-bottom:0px;margin-left:0px;margin-right:0px"><span style="font-family:'Courier';font-size:9pt;color:#800000">vtkPVCompositeDataPipeline (0x47dd610): Input port 0 of algorithm vtkPVGlyphFilter(0x4627530) has 0 connections but is not optional.</span></p>
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<p style="margin-top:0px;margin-bottom:0px;margin-left:0px;margin-right:0px"><span style="font-family:'Courier';font-size:9pt;color:#800000">Invalid index: 0 </span></p>
<p style="margin-top:0px;margin-bottom:0px;margin-left:0px;margin-right:0px"><span style="font-family:Courier;font-size:9pt">Generic Warning: In /home/utkarsh/Kitware/superbuild/paraview/src/paraview/VTK/IO/vtkDataReader.cxx, line 1382</span></p>
<p style="margin-top:0px;margin-bottom:0px;margin-left:0px;margin-right:0px"><span style="font-family:Courier;font-size:9pt">Error reading ascii data. Possible mismatch of datasize with declaration.</span></p><p style="margin-top:0px;margin-bottom:0px;margin-left:0px;margin-right:0px">
<span style="font-family:Courier;font-size:9pt"><br></span></p><p style="margin-top:0px;margin-bottom:0px;margin-left:0px;margin-right:0px">This is my input file:</p><p style="margin-top:0px;margin-bottom:0px;margin-left:0px;margin-right:0px">
<br></p><p style="margin-top:0px;margin-bottom:0px;margin-left:0px;margin-right:0px"></p><p style="margin-top:0px;margin-bottom:0px;margin-left:0px;margin-right:0px"># vtk DataFile Version 2.0</p><p style="margin-top:0px;margin-bottom:0px;margin-left:0px;margin-right:0px">
Field Emission Device - Charge Density Plot</p><p style="margin-top:0px;margin-bottom:0px;margin-left:0px;margin-right:0px">ASCII</p><p style="margin-top:0px;margin-bottom:0px;margin-left:0px;margin-right:0px">DATASET POLYDATA</p>
<p style="margin-top:0px;margin-bottom:0px;margin-left:0px;margin-right:0px">POINTS 40401 float</p><p style="margin-top:0px;margin-bottom:0px;margin-left:0px;margin-right:0px"> -2.00000 -2.00000 0.00000</p>
<p style="margin-top:0px;margin-bottom:0px;margin-left:0px;margin-right:0px"> -1.98000 -2.00000 0.00000</p><p style="margin-top:0px;margin-bottom:0px;margin-left:0px;margin-right:0px"> -1.96000 -2.00000 0.00000</p>
<p style="margin-top:0px;margin-bottom:0px;margin-left:0px;margin-right:0px"> -1.94000 -2.00000 0.00000</p><p style="margin-top:0px;margin-bottom:0px;margin-left:0px;margin-right:0px"> -1.92000 -2.00000 0.00000</p>
<p style="margin-top:0px;margin-bottom:0px;margin-left:0px;margin-right:0px">......</p><p style="margin-top:0px;margin-bottom:0px;margin-left:0px;margin-right:0px"></p><p style="margin-top:0px;margin-bottom:0px;margin-left:0px;margin-right:0px">
POINT_DATA 40401</p><p style="margin-top:0px;margin-bottom:0px;margin-left:0px;margin-right:0px">SCALARS Ca\C0 float</p><p style="margin-top:0px;margin-bottom:0px;margin-left:0px;margin-right:0px">LOOKUP_TABLE default</p>
<p style="margin-top:0px;margin-bottom:0px;margin-left:0px;margin-right:0px"> 0.00000</p><p style="margin-top:0px;margin-bottom:0px;margin-left:0px;margin-right:0px"> 0.00000</p><p style="margin-top:0px;margin-bottom:0px;margin-left:0px;margin-right:0px">
0.00000</p><p style="margin-top:0px;margin-bottom:0px;margin-left:0px;margin-right:0px"> 0.00000</p><p style="margin-top:0px;margin-bottom:0px;margin-left:0px;margin-right:0px">....</p><p></p><p></p></td>
</tr></tbody></table><div>SCALARS Cb\C0 float</div><div>LOOKUP_TABLE default</div><div> 0.00000</div><div> 0.00000</div><div> 0.00000</div><div> 0.00000</div><div>.......</div><div>
<div>VECTORS vectors float</div><div> 0.00000 0.00000 0.00000</div><div> 0.00000 0.00000 0.00000</div><div> 0.00000 0.00000 0.00000</div>
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