# ParaView Support

**URL:** https://discourse.paraview.org/c/paraview-support/7.md?no_subcategories=false&page=178

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**Page:** 179

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## [smoothing mesh for extruded surface?](https://discourse.paraview.org/t/smoothing-mesh-for-extruded-surface/4493)

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**Author:** [@Matt](https://discourse.paraview.org/u/Matt)\
**Replies:** 6\
**Last updated:** [June 8, 2020, 5:53pm UTC](https://discourse.paraview.org/t/smoothing-mesh-for-extruded-surface/4493 "2020-06-08T17:53:16Z")

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Hi, I have spherical data and I’ve used the calculator to make an extruded surface based on one of the variables. When I zoom in, the mesh looks very boxy and I’m wondering if there’s a way to smooth it? If I switch …

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## [combine two temporal filter Extract Time Step and Interpolator](https://discourse.paraview.org/t/combine-two-temporal-filter-extract-time-step-and-interpolator/4506)

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**Author:** [@Yoshino](https://discourse.paraview.org/u/Yoshino)\
**Replies:** 3\
**Last updated:** [June 8, 2020, 4:29pm UTC](https://discourse.paraview.org/t/combine-two-temporal-filter-extract-time-step-and-interpolator/4506 "2020-06-08T16:29:19Z")

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I’m really interested in two kinds of temporal filters: Extract Time Step&Temporal Interpolator. The first one allows me to choose a sub-range of timesteps while the second interpolate over timesteps. However, due to par…

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## [Converting Rectilinear Grid data type with spherical coordinates into Spherical representation](https://discourse.paraview.org/t/converting-rectilinear-grid-data-type-with-spherical-coordinates-into-spherical-representation/4442)

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**Author:** [@wildecats](https://discourse.paraview.org/u/wildecats)\
**Replies:** 4\
**Last updated:** [June 8, 2020, 1:59am UTC](https://discourse.paraview.org/t/converting-rectilinear-grid-data-type-with-spherical-coordinates-into-spherical-representation/4442 "2020-06-08T01:59:59Z")

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I am a new ParaView user and would like to understand how to get ParaView to represent the data file I am using in a spherical format. The background is as follows: I initially received a .FITS file containing data on th…

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## [Pass Data to vtkDescritptiveStatistics and vtkOrderedStatistics](https://discourse.paraview.org/t/pass-data-to-vtkdescritptivestatistics-and-vtkorderedstatistics/4472)

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**Author:** [@Resa](https://discourse.paraview.org/u/Resa)\
**Replies:** 5\
**Last updated:** [June 3, 2020, 3:37pm UTC](https://discourse.paraview.org/t/pass-data-to-vtkdescritptivestatistics-and-vtkorderedstatistics/4472 "2020-06-03T15:37:58Z")

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Heyy I need to compute some statistics inside of sphere clips (mean, standard deviation, quantiles). One clip contains approx. 300 points with 5 variables of Interest each point. How do i pass my data to the statistics …

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## [ParaView MPI Autostart issues on Mac OS](https://discourse.paraview.org/t/paraview-mpi-autostart-issues-on-mac-os/4336)

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**Author:** [@bluecore](https://discourse.paraview.org/u/bluecore)\
**Replies:** 5\
**Last updated:** [June 5, 2020, 5:00pm UTC](https://discourse.paraview.org/t/paraview-mpi-autostart-issues-on-mac-os/4336 "2020-06-05T17:00:29Z")

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I am having quite peculiar issues with running paraview in parallel on Mac OS. I’ve downloaded the 5.8.0 version of paraview and launched without any difficulties. I have an 8-core MBPro and so I tried to launch the MPI …

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## [Format for volumetric tetrahedral meshes](https://discourse.paraview.org/t/format-for-volumetric-tetrahedral-meshes/455)

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**Author:** [@AnderBiguri](https://discourse.paraview.org/u/AnderBiguri)\
**Replies:** 4\
**Last updated:** [June 5, 2020, 6:13am UTC](https://discourse.paraview.org/t/format-for-volumetric-tetrahedral-meshes/455 "2020-06-05T06:13:26Z")

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Hi there, I have some custom-created tetrahedral volume meshes of a domain with individual tetrahedron values that I’d like to visualize (clip, color, etc). They are a priori unstructured, but I can easily build a graph…

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## [Run a traced script in a loop leaks threads](https://discourse.paraview.org/t/run-a-traced-script-in-a-loop-leaks-threads/4505)

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**Author:** [@reox](https://discourse.paraview.org/u/reox)\
**Replies:** 2\
**Last updated:** [June 5, 2020, 5:49am UTC](https://discourse.paraview.org/t/run-a-traced-script-in-a-loop-leaks-threads/4505 "2020-06-05T05:49:01Z")

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I have traced a short script which creates four views and renders them into a png. Now, I changed that to run in a loop for many input files. However, I see that the number of threads is rising after each run - which ev…

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## [Adding readers to Paraview](https://discourse.paraview.org/t/adding-readers-to-paraview/4476)

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**Author:** [@Chris\_Greer](https://discourse.paraview.org/u/Chris_Greer)\
**Replies:** 7\
**Last updated:** [June 5, 2020, 1:51am UTC](https://discourse.paraview.org/t/adding-readers-to-paraview/4476 "2020-06-05T01:51:36Z")

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Hi, how can I add the Image Reader to Paraview? I am working on an online computing resource for my university, but need them to add the Image Reader so I can import my .raw images. They only have raw file readers curren…

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## [Create a generalized macro for different files](https://discourse.paraview.org/t/create-a-generalized-macro-for-different-files/4429)

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**Author:** [@ylwang](https://discourse.paraview.org/u/ylwang)\
**Replies:** 9\
**Last updated:** [June 4, 2020, 5:00pm UTC](https://discourse.paraview.org/t/create-a-generalized-macro-for-different-files/4429 "2020-06-04T17:00:32Z")

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Hi, I would like to build a macro for different files. Those files have the same data formats. I have difficulty to achieve the goal because the macro generated by paraview use the specific variable name tailored to eac…

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## [Is it possible to import Python module into Paraview 5.8.0 ?](https://discourse.paraview.org/t/is-it-possible-to-import-python-module-into-paraview-5-8-0/4437)

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**Author:** [@Richard](https://discourse.paraview.org/u/Richard)\
**Replies:** 6\
**Last updated:** [June 4, 2020, 1:17pm UTC](https://discourse.paraview.org/t/is-it-possible-to-import-python-module-into-paraview-5-8-0/4437 "2020-06-04T13:17:50Z")

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Is it possible to import Python module (in my case jinja2 for generating HTML report) into Paraview 5.8 ?

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## [Problem starting pvserver using servers.pvsc file on desktop machine](https://discourse.paraview.org/t/problem-starting-pvserver-using-servers-pvsc-file-on-desktop-machine/4495)

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**Author:** [@Lorenzo\_Cozzi](https://discourse.paraview.org/u/Lorenzo_Cozzi)\
**Replies:** 4\
**Last updated:** [June 4, 2020, 12:51pm UTC](https://discourse.paraview.org/t/problem-starting-pvserver-using-servers-pvsc-file-on-desktop-machine/4495 "2020-06-04T12:51:20Z")

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Dear all, I’m trying to start pvserver on a certain amount of cores on my desktop computer using servers.pvsc file. I tried both the direct and the reverse connection strategy but could not find a way to let it work. T…

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## [Adding Elevation data](https://discourse.paraview.org/t/adding-elevation-data/4501)

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**Author:** [@grantboxer](https://discourse.paraview.org/u/grantboxer)\
**Replies:** 4\
**Last updated:** [June 4, 2020, 6:33am UTC](https://discourse.paraview.org/t/adding-elevation-data/4501 "2020-06-04T06:33:26Z")

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I have a series of drill holes in WGS84 z18s coordinates and I want to add a digital elevation surface to the view. What is the best way to add and what file format does the dem need to be? I am a new user of Paraview.

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## [Visualizing multiblock dataset only shows single processor block](https://discourse.paraview.org/t/visualizing-multiblock-dataset-only-shows-single-processor-block/4445)

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**Author:** [@Henry\_Han](https://discourse.paraview.org/u/Henry_Han)\
**Replies:** 5\
**Last updated:** [June 4, 2020, 3:13am UTC](https://discourse.paraview.org/t/visualizing-multiblock-dataset-only-shows-single-processor-block/4445 "2020-06-04T03:13:56Z")

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Hi, I apologize if this is an elementary question. I’m attempting to visualize a multiblock dataset using the tecplot reader. When I open the file and hit apply, only the first block is shown. Am I missing a setting to…

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## [LateX typeset font causes Paraview to crash](https://discourse.paraview.org/t/latex-typeset-font-causes-paraview-to-crash/4497)

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**Author:** [@dutta-alankar](https://discourse.paraview.org/u/dutta-alankar)\
**Replies:** 1\
**Last updated:** [June 4, 2020, 2:14am UTC](https://discourse.paraview.org/t/latex-typeset-font-causes-paraview-to-crash/4497 "2020-06-04T02:14:44Z")

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As soon as I try annotation or any other text with LateX typesetting, pvserver crashes. However, client itself without being in client-server mode doesn’t crash. The server is built with EGL rendering.

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## [work with Python View from Python shell](https://discourse.paraview.org/t/work-with-python-view-from-python-shell/4499)

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**Author:** [@lucky.mz](https://discourse.paraview.org/u/lucky.mz)\
**Replies:** 0\
**Last updated:** [June 4, 2020, 2:05am UTC](https://discourse.paraview.org/t/work-with-python-view-from-python-shell/4499 "2020-06-04T02:05:45Z")

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Hi! I work with matplotlib using Python Shell (not script area), here is my code from paraview import python\_view figure = python\_view.matplotlib\_figure(829, 342) ax = figure.add\_subplot(1,1,1) ax.set\_title('Plot title'…

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## [Removing staircase artifacts in image/mesh](https://discourse.paraview.org/t/removing-staircase-artifacts-in-image-mesh/4494)

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**Author:** [@rsj44](https://discourse.paraview.org/u/rsj44)\
**Replies:** 0\
**Last updated:** [June 3, 2020, 3:14pm UTC](https://discourse.paraview.org/t/removing-staircase-artifacts-in-image-mesh/4494 "2020-06-03T15:14:45Z")

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I have a micro-CT scan of an object of which I would like to visualize its mean curvature. When zoomed in on the generated isosurface’s mesh a “the stair steps artifact” becomes visible: Mean curvature: I would lik…

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## [How to display the time tracker in a chart with a custom variable as X array](https://discourse.paraview.org/t/how-to-display-the-time-tracker-in-a-chart-with-a-custom-variable-as-x-array/4484)

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**Author:** [@ANON1](https://discourse.paraview.org/u/ANON1)\
**Replies:** 2\
**Last updated:** [June 3, 2020, 12:34pm UTC](https://discourse.paraview.org/t/how-to-display-the-time-tracker-in-a-chart-with-a-custom-variable-as-x-array/4484 "2020-06-03T12:34:18Z")

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Hello, I am plotting some data in chart over time. If I use the Time as the X array name, the time marker can be shown in the chart. However, If I change the X array name to another variable, in my example, avg(alpha) I…

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## [Transform vtkPointData or vtkDoubleArray to vtkDataObject](https://discourse.paraview.org/t/transform-vtkpointdata-or-vtkdoublearray-to-vtkdataobject/4487)

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**Author:** [@Resa](https://discourse.paraview.org/u/Resa)\
**Replies:** 3\
**Last updated:** [June 3, 2020, 11:54am UTC](https://discourse.paraview.org/t/transform-vtkpointdata-or-vtkdoublearray-to-vtkdataobject/4487 "2020-06-03T11:54:36Z")

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How can i transform vtkPointData/vtkDoubleArray/vtkTable to a vtkDataObject?

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## [3D isosurface view](https://discourse.paraview.org/t/3d-isosurface-view/4481)

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**Author:** [@mfloyd](https://discourse.paraview.org/u/mfloyd)\
**Replies:** 4\
**Last updated:** [June 3, 2020, 5:05am UTC](https://discourse.paraview.org/t/3d-isosurface-view/4481 "2020-06-03T05:05:37Z")

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Hi all, I would like to obtain a 3D isosurface from my simulation, and am looking for a similar view in the attached file which I got from the literature. Just wondered if it is possible to get such a view from ParaVie…

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## [Paraview doesn't like using 24 logical CPU's I have, but only uses 12 CPUs based on VtkProcessID when opening a pvtu file including 12 vtu's](https://discourse.paraview.org/t/paraview-doesnt-like-using-24-logical-cpus-i-have-but-only-uses-12-cpus-based-on-vtkprocessid-when-opening-a-pvtu-file-including-12-vtus/4379)

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**Author:** [@ofbodur](https://discourse.paraview.org/u/ofbodur)\
**Replies:** 13\
**Last updated:** [June 3, 2020, 3:50am UTC](https://discourse.paraview.org/t/paraview-doesnt-like-using-24-logical-cpus-i-have-but-only-uses-12-cpus-based-on-vtkprocessid-when-opening-a-pvtu-file-including-12-vtus/4379 "2020-06-03T03:50:26Z")

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Hi All, I bought a new machine for research and it has 12 Physical CPUs (24 logical CPU’s), and I wanted to process a 3D model written as vtu files. What I have is 12 vtu’s, all referenced in a single .pvtu file to read…

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## [Programmable Filter - Multi-Block - Selecting Block Data](https://discourse.paraview.org/t/programmable-filter-multi-block-selecting-block-data/4469)

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**Author:** [@carl](https://discourse.paraview.org/u/carl)\
**Replies:** 2\
**Last updated:** [June 3, 2020, 12:31am UTC](https://discourse.paraview.org/t/programmable-filter-multi-block-selecting-block-data/4469 "2020-06-03T00:31:51Z")

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I have a multi-block data set which I want to feed all the data through a python function to calculate a new variable within a Programmable Filter. My function requires a single float value. However, I can only get a tu…

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## [Error with Show() in pvpython but works on different system](https://discourse.paraview.org/t/error-with-show-in-pvpython-but-works-on-different-system/4362)

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**Author:** [@cartercocke](https://discourse.paraview.org/u/cartercocke)\
**Replies:** 3\
**Last updated:** [June 2, 2020, 7:39pm UTC](https://discourse.paraview.org/t/error-with-show-in-pvpython-but-works-on-different-system/4362 "2020-06-02T19:39:48Z")

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Hello, I have some Python 3 code that runs perfectly on my personal system (using Ubuntu 18), but when I try to run the same code on a server (using CentOS 7) it gets stuck on Show() and about 5-10 seconds later display…

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## [Programmable Filter - TypeError: min() got an unexpected keyword argument 'key'](https://discourse.paraview.org/t/programmable-filter-typeerror-min-got-an-unexpected-keyword-argument-key/4454)

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**Author:** [@carl](https://discourse.paraview.org/u/carl)\
**Replies:** 1\
**Last updated:** [June 2, 2020, 12:00am UTC](https://discourse.paraview.org/t/programmable-filter-typeerror-min-got-an-unexpected-keyword-argument-key/4454 "2020-06-02T00:00:25Z")

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Hi, I have a a model with a temperature field. I have a .csv file with the fraction solid Vs temperature data. I am trying to use a programmable filter to read in the fraction solid data, then for each cell interpolate …

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## [Restarting Animations...](https://discourse.paraview.org/t/restarting-animations/4466)

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**Author:** [@xxrich](https://discourse.paraview.org/u/xxrich)\
**Replies:** 2\
**Last updated:** [June 1, 2020, 11:11pm UTC](https://discourse.paraview.org/t/restarting-animations/4466 "2020-06-01T23:11:00Z")

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Save my animations as png’s to enable restarts when all heck breaks loose. I have yet to figure though, how to get the png file numbering to continue with the same value as the steps count. I think what’s needed is a st…

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## [Opening series of files](https://discourse.paraview.org/t/opening-series-of-files/4461)

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**Author:** [@Hossein\_Amini](https://discourse.paraview.org/u/Hossein_Amini)\
**Replies:** 9\
**Last updated:** [June 1, 2020, 2:48pm UTC](https://discourse.paraview.org/t/opening-series-of-files/4461 "2020-06-01T14:48:28Z")

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I have 1000 files corresponding different time steps, can be opened by notepad++ containing 6 columns and I would like to plot 2 first columns as X & Y for watching the changes through the time. Each of the columns has …

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## [Import Error: No module named selection](https://discourse.paraview.org/t/import-error-no-module-named-selection/4372)

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**Author:** [@carl](https://discourse.paraview.org/u/carl)\
**Replies:** 4\
**Last updated:** [June 1, 2020, 8:33am UTC](https://discourse.paraview.org/t/import-error-no-module-named-selection/4372 "2020-06-01T08:33:41Z")

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Hi, I’m trying to use the selection module in ParaView 5.6.0, but when I run simple script I get the error: Import Error: No module named selection. I’m using the simple example on lines 4-27 https://github.com/Kitwa…

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## [Camera configuration hides part of domain](https://discourse.paraview.org/t/camera-configuration-hides-part-of-domain/4463)

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**Author:** [@Argyris\_Apostolidis](https://discourse.paraview.org/u/Argyris_Apostolidis)\
**Replies:** 2\
**Last updated:** [June 1, 2020, 6:46am UTC](https://discourse.paraview.org/t/camera-configuration-hides-part-of-domain/4463 "2020-06-01T06:46:16Z")

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Hello everyone, I made a script to make a isosurface and save an image. But as you can see in the screenshot attached, my camera configuration cuts part of the domain. What should I change to have the full domain witho…

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## [Cant see object in RenderView window](https://discourse.paraview.org/t/cant-see-object-in-renderview-window/4444)

<div class="topic-metadata">

**Author:** [@cwinant](https://discourse.paraview.org/u/cwinant)\
**Replies:** 3\
**Last updated:** [June 1, 2020, 1:45am UTC](https://discourse.paraview.org/t/cant-see-object-in-renderview-window/4444 "2020-06-01T01:45:10Z")

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I am working my way through the Paraview Tutorial version 5,6, On page 19 and 20 , after following instructions to open file disk\_out\_ref.ext2, I select the file in the pipeline browser, check the variables box in the Pr…

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## [Volume](https://discourse.paraview.org/t/volume/4453)

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**Author:** [@Emil\_Wind](https://discourse.paraview.org/u/Emil_Wind)\
**Replies:** 1\
**Last updated:** [June 1, 2020, 1:44am UTC](https://discourse.paraview.org/t/volume/4453 "2020-06-01T01:44:35Z")

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Have a simscale simulation of water leaving a bottle. Am trying to figure out the volume of fluid still inside the bottle at any time. Anyone know how this is done? Thanks

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## [How to make projection plot in 3D datasets?](https://discourse.paraview.org/t/how-to-make-projection-plot-in-3d-datasets/4330)

<div class="topic-metadata">

**Author:** [@dutta-alankar](https://discourse.paraview.org/u/dutta-alankar)\
**Replies:** 13\
**Last updated:** [June 1, 2020, 1:33am UTC](https://discourse.paraview.org/t/how-to-make-projection-plot-in-3d-datasets/4330 "2020-06-01T01:33:04Z")

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Hi, I have data files in a 3D box having density generated by my hydrodynamic simulations. I wish to make a 2D projection plot on a plane through the box instead of a regular slice plot. Is there a filter or any script …

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