# ParaView Support

**URL:** https://discourse.paraview.org/c/paraview-support/7.md?page=134

[Latest](https://discourse.paraview.org/latest.md) · [Categories](https://discourse.paraview.org/categories.md) · [Tags](https://discourse.paraview.org/tags.md)

**Page:** 135

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## [Building ParaView with external Python modules in a portable way](https://discourse.paraview.org/t/building-paraview-with-external-python-modules-in-a-portable-way/7802)

<div class="topic-metadata">

**Author:** [@mbotto](https://discourse.paraview.org/u/mbotto)\
**Replies:** 6\
**Last updated:** [August 12, 2021, 8:19pm UTC](https://discourse.paraview.org/t/building-paraview-with-external-python-modules-in-a-portable-way/7802 "2021-08-12T20:19:10Z")

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I would like to build ParaView with support for the Python modules xarray and scipy, and I was originally planning to use Docker to package the build in a portable way. The workflow is all local; I download the data I wa…

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## [saving image in binary](https://discourse.paraview.org/t/saving-image-in-binary/7808)

<div class="topic-metadata">

**Author:** [@HeshamFS](https://discourse.paraview.org/u/HeshamFS)\
**Replies:** 9\
**Last updated:** [August 12, 2021, 3:55pm UTC](https://discourse.paraview.org/t/saving-image-in-binary/7808 "2021-08-12T15:55:30Z")

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Dear community members, I do not want to save the entire screenshot of my sliced microstructure. Is there a way to save only the sliced microstructure as binary image using pvpython? I hope I will find my answer here. …

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## [Calculation of Eigenvectors](https://discourse.paraview.org/t/calculation-of-eigenvectors/7810)

<div class="topic-metadata">

**Author:** [@poulami](https://discourse.paraview.org/u/poulami)\
**Replies:** 0\
**Last updated:** [August 12, 2021, 3:26pm UTC](https://discourse.paraview.org/t/calculation-of-eigenvectors/7810 "2021-08-12T15:26:17Z")

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Hello! I am trying to calculate the eigenvector of a tensor having components strain\_xx, strain\_xy, strain\_yx and strain\_yy using the python calculator. I have given the following expression, but did not work. eigenvec…

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## [Transient Simulation with .VTP and .PVD](https://discourse.paraview.org/t/transient-simulation-with-vtp-and-pvd/7775)

<div class="topic-metadata">

**Author:** [@diean](https://discourse.paraview.org/u/diean)\
**Replies:** 8\
**Last updated:** [August 12, 2021, 2:04pm UTC](https://discourse.paraview.org/t/transient-simulation-with-vtp-and-pvd/7775 "2021-08-12T14:04:38Z")

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Hey, I want to apologize if this is already posted on another thread. I’m new using Paraview and I need to create an output module with Fortran 90 for a transient simulation. Since I’m just starting to use Paraview I’m…

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## [Paraview with C++](https://discourse.paraview.org/t/paraview-with-c/7805)

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**Author:** [@HeshamFS](https://discourse.paraview.org/u/HeshamFS)\
**Replies:** 2\
**Last updated:** [August 12, 2021, 1:42pm UTC](https://discourse.paraview.org/t/paraview-with-c/7805 "2021-08-12T13:42:02Z")

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Dear community members. I have a question, and I hope will find the answer here. So, I have a VTK file which is a 3D microstructure. Is it possible to use the ParaView C++ API to slice the microstructure in all direct…

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## [Paraview not showing spline points/point clouds in OSPRAY](https://discourse.paraview.org/t/paraview-not-showing-spline-points-point-clouds-in-ospray/7747)

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**Author:** [@Bushra](https://discourse.paraview.org/u/Bushra)\
**Replies:** 9\
**Last updated:** [August 11, 2021, 6:31pm UTC](https://discourse.paraview.org/t/paraview-not-showing-spline-points-point-clouds-in-ospray/7747 "2021-08-11T18:31:55Z")

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Hello! I am trying to use photorealistic rendering via OSPRAY and PBR. After applying textures and materials, when I try to draw streamlines through point cloud, it does not show me any sphere even when show sphere opti…

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## [Why do I always get stuck installing more than 340 packages when compiling ParaView on Ubuntu 20](https://discourse.paraview.org/t/why-do-i-always-get-stuck-installing-more-than-340-packages-when-compiling-paraview-on-ubuntu-20/7800)

<div class="topic-metadata">

**Author:** [@aquanaut](https://discourse.paraview.org/u/aquanaut)\
**Replies:** 10\
**Last updated:** [August 11, 2021, 10:30am UTC](https://discourse.paraview.org/t/why-do-i-always-get-stuck-installing-more-than-340-packages-when-compiling-paraview-on-ubuntu-20/7800 "2021-08-11T10:30:36Z")

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like the title.

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## [No transparent background on paraview headless without VTKM?](https://discourse.paraview.org/t/no-transparent-background-on-paraview-headless-without-vtkm/7782)

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**Author:** [@Argonaut](https://discourse.paraview.org/u/Argonaut)\
**Replies:** 6\
**Last updated:** [August 10, 2021, 5:28pm UTC](https://discourse.paraview.org/t/no-transparent-background-on-paraview-headless-without-vtkm/7782 "2021-08-10T17:28:37Z")

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Hi all, Would appreciate some help here on exporting an image with transparent background when running pvpython on a headless paraview installation (without X window or VTKM). Setting: I have a python script that reads…

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## [Feature Edge placing edges at processor boundary after PassArrays filter](https://discourse.paraview.org/t/feature-edge-placing-edges-at-processor-boundary-after-passarrays-filter/7796)

<div class="topic-metadata">

**Author:** [@zwilde](https://discourse.paraview.org/u/zwilde)\
**Replies:** 0\
**Last updated:** [August 10, 2021, 4:12pm UTC](https://discourse.paraview.org/t/feature-edge-placing-edges-at-processor-boundary-after-passarrays-filter/7796 "2021-08-10T16:12:39Z")

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I am trying to extract the edges from a feature in CTH. I MergeBlocks, CleanToGrid, ExtractSurface, and then use FeatureEdges. I am using PassArrays to only pass arrays necessary for additional steps. After I do this, t…

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## [Averaging data over a custom geometric shape source](https://discourse.paraview.org/t/averaging-data-over-a-custom-geometric-shape-source/7777)

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**Author:** [@hconel](https://discourse.paraview.org/u/hconel)\
**Replies:** 4\
**Last updated:** [August 10, 2021, 9:22am UTC](https://discourse.paraview.org/t/averaging-data-over-a-custom-geometric-shape-source/7777 "2021-08-10T09:22:53Z")

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Hi, I have a CFD solution in which I wish to average the pressure over, say, a disk of 63m radius, which is located in an arbitrary location within the mesh. I’m posting a picture for reference. I have created the disk…

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## [Exporting animations from Paraview to Blender in gltf or x3d format](https://discourse.paraview.org/t/exporting-animations-from-paraview-to-blender-in-gltf-or-x3d-format/6415)

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**Author:** [@Suraj\_Vibromech](https://discourse.paraview.org/u/Suraj_Vibromech)\
**Replies:** 12\
**Last updated:** [August 9, 2021, 9:52am UTC](https://discourse.paraview.org/t/exporting-animations-from-paraview-to-blender-in-gltf-or-x3d-format/6415 "2021-08-09T09:52:35Z")

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Good Day, I have created the Paraview simulation from the data from I got from Ansys. Since I am learning Paraview, I have managed to generate a streamline representation with the tube filter and animated the length of…

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## [Resolution of Sphere Glyph in pvpython](https://discourse.paraview.org/t/resolution-of-sphere-glyph-in-pvpython/7785)

<div class="topic-metadata">

**Author:** [@Roman](https://discourse.paraview.org/u/Roman)\
**Replies:** 4\
**Last updated:** [August 9, 2021, 9:20am UTC](https://discourse.paraview.org/t/resolution-of-sphere-glyph-in-pvpython/7785 "2021-08-09T09:20:45Z")

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How can I change Theta Resolution and Phi Resolution of Sphere Glyphs in pypython? When I change them in the GUI and check the Python trace, these attributes don’t show up.

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## [vector volume rendering error](https://discourse.paraview.org/t/vector-volume-rendering-error/7583)

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**Author:** [@Lawrence\_Frank](https://discourse.paraview.org/u/Lawrence_Frank)\
**Replies:** 3\
**Last updated:** [August 9, 2021, 8:42am UTC](https://discourse.paraview.org/t/vector-volume-rendering-error/7583 "2021-08-09T08:42:28Z")

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I have vector component data U,V,W, that is on a lat,lon,lev grid that is equally spaced in lat,lon but has unequally spaced in lev. Volume rendering any of the components is no problem. However, when we combine the co…

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## [Displaying heatmaps on stl surfaces](https://discourse.paraview.org/t/displaying-heatmaps-on-stl-surfaces/7780)

<div class="topic-metadata">

**Author:** [@Mike\_Richards](https://discourse.paraview.org/u/Mike_Richards)\
**Replies:** 2\
**Last updated:** [August 8, 2021, 10:51am UTC](https://discourse.paraview.org/t/displaying-heatmaps-on-stl-surfaces/7780 "2021-08-08T10:51:49Z")

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Hi, I want to display heatmap contours of a variable on my point cloud surface geometry. To do this I imported the point cloud file and then opened the CSV file that contains the point cloud file’s vertices coordinates …

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## [Creating 3D plot with coordinates in .csv file](https://discourse.paraview.org/t/creating-3d-plot-with-coordinates-in-csv-file/7778)

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**Author:** [@eb1064](https://discourse.paraview.org/u/eb1064)\
**Replies:** 7\
**Last updated:** [August 7, 2021, 2:21am UTC](https://discourse.paraview.org/t/creating-3d-plot-with-coordinates-in-csv-file/7778 "2021-08-07T02:21:23Z")

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I have multiple large .csv files that I need to convert in ParaView. I have followed the following steps: Open.csv file, Apply Filter → Table to points, Apply Filter → Delaunay 3D, Apply I have also tried: Open .csv…

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## [Adding String values in Spreadsheet View](https://discourse.paraview.org/t/adding-string-values-in-spreadsheet-view/7776)

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**Author:** [@gizem](https://discourse.paraview.org/u/gizem)\
**Replies:** 4\
**Last updated:** [August 6, 2021, 11:19am UTC](https://discourse.paraview.org/t/adding-string-values-in-spreadsheet-view/7776 "2021-08-06T11:19:58Z")

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Hello, I’d like to add some string values in the Spreadsheet view via programmable filter. I tried the following: input = inputs\[0\] stringTest = “test” output.PointData.append(stringTest, “sTest”) Unfortunately, th…

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## [Paraview crashing](https://discourse.paraview.org/t/paraview-crashing/7768)

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**Author:** [@Rezaul\_Tharim](https://discourse.paraview.org/u/Rezaul_Tharim)\
**Replies:** 3\
**Last updated:** [August 6, 2021, 9:35am UTC](https://discourse.paraview.org/t/paraview-crashing/7768 "2021-08-06T09:35:09Z")

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Any time I try to open a file with Paraview 5.8.1 or paraview 5.9.1, it just crashes and shuts down. Only Paraview 5.8.0 seems to be working for me.

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## [Double Precision for ASCII Legacy VTK?](https://discourse.paraview.org/t/double-precision-for-ascii-legacy-vtk/7743)

<div class="topic-metadata">

**Author:** [@alechouse](https://discourse.paraview.org/u/alechouse)\
**Replies:** 3\
**Last updated:** [August 6, 2021, 12:04am UTC](https://discourse.paraview.org/t/double-precision-for-ascii-legacy-vtk/7743 "2021-08-06T00:04:47Z")

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Are there currently any methods to save data (using ascii) as a legacy VTK with double precision (or to specify the number of sig figs) like you can with CSV for instance? I am trying to order some data sets so they matc…

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## [failed to get the current screen resources](https://discourse.paraview.org/t/failed-to-get-the-current-screen-resources/7763)

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**Author:** [@rsl](https://discourse.paraview.org/u/rsl)\
**Replies:** 0\
**Last updated:** [August 4, 2021, 8:38pm UTC](https://discourse.paraview.org/t/failed-to-get-the-current-screen-resources/7763 "2021-08-04T20:38:54Z")

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Hi I am attempting to post process a large database of CFD solutions. I have paraview installed on the cluster. I have installed Xming and can confirm that the Xming connection works by running xfe and seeing a file brow…

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## [How to specify libhdf5 location while building Paraview5.8.1 (DeskTop) in Ubuntu 18.04?](https://discourse.paraview.org/t/how-to-specify-libhdf5-location-while-building-paraview5-8-1-desktop-in-ubuntu-18-04/7707)

<div class="topic-metadata">

**Author:** [@sb1966](https://discourse.paraview.org/u/sb1966)\
**Replies:** 15\
**Last updated:** [August 4, 2021, 5:58pm UTC](https://discourse.paraview.org/t/how-to-specify-libhdf5-location-while-building-paraview5-8-1-desktop-in-ubuntu-18-04/7707 "2021-08-04T17:58:11Z")

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Dear All, Greetings… This is my first post seeking help in creating Plugin .so object. My issue is as follows: I am in Ubuntu 18.04 and have built the HDF5 library (in particular libhdf5.so) in ~/hdf5\_build/CMake- hdf…

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## [Efficient Subset Extraction from Multiblock Dataset with Several Zones](https://discourse.paraview.org/t/efficient-subset-extraction-from-multiblock-dataset-with-several-zones/7600)

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**Author:** [@luismsfern](https://discourse.paraview.org/u/luismsfern)\
**Replies:** 2\
**Last updated:** [August 4, 2021, 5:43pm UTC](https://discourse.paraview.org/t/efficient-subset-extraction-from-multiblock-dataset-with-several-zones/7600 "2021-08-04T17:43:11Z")

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Hello, I have an overset multi block grid composed of around 1100 zones. For each zone, or block, I want to visualize a certain subset corresponding to my wall domains (generally the minimum K face in the I,J,K structur…

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## [Create tensor from vectors](https://discourse.paraview.org/t/create-tensor-from-vectors/7761)

<div class="topic-metadata">

**Author:** [@YYang](https://discourse.paraview.org/u/YYang)\
**Replies:** 1\
**Last updated:** [August 4, 2021, 4:51pm UTC](https://discourse.paraview.org/t/create-tensor-from-vectors/7761 "2021-08-04T16:51:11Z")

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Dear paraview staffs I am recently doing visualization of the anisotropy of the local conductivity on an FEM output (in exodus), in which the conductivity is separately saved as three vector fields k\_x, k\_y and k\_z. As …

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## [How to Show() a simple vtkImageData object](https://discourse.paraview.org/t/how-to-show-a-simple-vtkimagedata-object/7745)

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**Author:** [@bva99](https://discourse.paraview.org/u/bva99)\
**Replies:** 8\
**Last updated:** [August 4, 2021, 1:24pm UTC](https://discourse.paraview.org/t/how-to-show-a-simple-vtkimagedata-object/7745 "2021-08-04T13:24:07Z")

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How does one create a simple 2D mesh plot using ParaView from a vtkImageData object. This type of object is mentioned in the ParaView Guide in “3. Understanding data”, but it is never shown how to use use it directly. i…

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## [What is included in data point with respect to volumetric mesh](https://discourse.paraview.org/t/what-is-included-in-data-point-with-respect-to-volumetric-mesh/6562)

<div class="topic-metadata">

**Author:** [@Hokon\_Kim](https://discourse.paraview.org/u/Hokon_Kim)\
**Replies:** 7\
**Last updated:** [August 4, 2021, 9:51am UTC](https://discourse.paraview.org/t/what-is-included-in-data-point-with-respect-to-volumetric-mesh/6562 "2021-08-04T09:51:56Z")

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Hello, I want to ask about the data points. After simulation that I use, I open the result file (\*.e). Through the paraview, I can see every volumetric mesh. Also, after applying several equations that I need, I can e…

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## [Volume representation of CalculiX results](https://discourse.paraview.org/t/volume-representation-of-calculix-results/7752)

<div class="topic-metadata">

**Author:** [@FEngineer](https://discourse.paraview.org/u/FEngineer)\
**Replies:** 12\
**Last updated:** [August 3, 2021, 5:03pm UTC](https://discourse.paraview.org/t/volume-representation-of-calculix-results/7752 "2021-08-03T17:03:38Z")

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Hi, I’m a new user of ParaView. I know the basics but I can’t figure out if there’s a way to use volume representation for FEA results obtained with CalculiX solver. Specifically, I have some test results from FreeCAD F…

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## [Paraview installation error](https://discourse.paraview.org/t/paraview-installation-error/7748)

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**Author:** [@Think\_Computational](https://discourse.paraview.org/u/Think_Computational)\
**Replies:** 2\
**Last updated:** [August 3, 2021, 3:29pm UTC](https://discourse.paraview.org/t/paraview-installation-error/7748 "2021-08-03T15:29:41Z")

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I tried to install paraview using the script below. ./makeParaView -python -python-lib /usr/lib64/libpython3.8.so -mpi -qmake $(which qmake-qt5) QT\_XMLPATTERNS\_EXECUTABLE=$(which xmlpatterns-qt5) QT\_HELP\_GENERATOR=$(w…

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## [particles disappearing with mpi server](https://discourse.paraview.org/t/particles-disappearing-with-mpi-server/7598)

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**Author:** [@jglyonnh](https://discourse.paraview.org/u/jglyonnh)\
**Replies:** 3\
**Last updated:** [August 3, 2021, 3:23pm UTC](https://discourse.paraview.org/t/particles-disappearing-with-mpi-server/7598 "2021-08-03T15:23:53Z")

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Hi, I have a number of h5part (hdf particle) files with particle data at a large number of timesteps. If I attempt to visulaize these files without an mpi server everything works as expected: the particles move accordi…

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## [Is there a way to launch Parview from my server? (Using files, CPU, etc of Server Pc)](https://discourse.paraview.org/t/is-there-a-way-to-launch-parview-from-my-server-using-files-cpu-etc-of-server-pc/7349)

<div class="topic-metadata">

**Author:** [@coreman](https://discourse.paraview.org/u/coreman)\
**Replies:** 7\
**Last updated:** [August 3, 2021, 2:24pm UTC](https://discourse.paraview.org/t/is-there-a-way-to-launch-parview-from-my-server-using-files-cpu-etc-of-server-pc/7349 "2021-08-03T14:24:28Z")

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Hi again! Till now I was using scripts based on small data , to make run them on server were large data files are there. (Cant run them on Paraview because they close). Is there a way to run Paraview that runs in server…

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## [Best way to make Paraview (5.8.1) portable?](https://discourse.paraview.org/t/best-way-to-make-paraview-5-8-1-portable/7573)

<div class="topic-metadata">

**Author:** [@anthomas](https://discourse.paraview.org/u/anthomas)\
**Replies:** 7\
**Last updated:** [August 3, 2021, 12:44pm UTC](https://discourse.paraview.org/t/best-way-to-make-paraview-5-8-1-portable/7573 "2021-08-03T12:44:22Z")

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I have developed a plugin for paraview 5.8.1, and now a downloadable package with a working version of paraview and other files to run the plugin. I have successfully done so for linux, after building paraview and writin…

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## [How to visualize displacement of geometry with warp](https://discourse.paraview.org/t/how-to-visualize-displacement-of-geometry-with-warp/7580)

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**Author:** [@mayna](https://discourse.paraview.org/u/mayna)\
**Replies:** 1\
**Last updated:** [August 3, 2021, 12:41pm UTC](https://discourse.paraview.org/t/how-to-visualize-displacement-of-geometry-with-warp/7580 "2021-08-03T12:41:41Z")

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Hi I am trying to visualize a cylinder inside of a box expanding/being displaced. I have the object as a file where I can see the geometry and I also have .vti files with the x, y, and z displacements, however when I try…

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