# Top

**URL:** https://discourse.paraview.org/top.md?page=144&period=all

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**Page:** 145

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## [Keeping Original Ids in State Files](https://discourse.paraview.org/t/keeping-original-ids-in-state-files/11940)

<div class="topic-metadata">

**Author:** [@HollowSun0](https://discourse.paraview.org/u/HollowSun0)\
**Replies:** 2\
**Last updated:** [April 21, 2023, 2:17pm UTC](https://discourse.paraview.org/t/keeping-original-ids-in-state-files/11940 "2023-04-21T14:17:45Z")

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Hi all, I’m currently in the process of investigating what needs to be done to preserve the original Ids of proxies and properties inside a state file. In ParaView 5.9, loading a state file with keepOriginalIds set to t…

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## [numpy clip not working in programmable filter](https://discourse.paraview.org/t/numpy-clip-not-working-in-programmable-filter/11547)

<div class="topic-metadata">

**Author:** [@sing0673](https://discourse.paraview.org/u/sing0673)\
**Replies:** 1\
**Last updated:** [October 6, 2023, 3:18pm UTC](https://discourse.paraview.org/t/numpy-clip-not-working-in-programmable-filter/11547 "2023-10-06T15:18:49Z")

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I am trying to use numpy in programmable filter. I can do other operations such as divide, converting list to numpy array etc., but numpy clip does not work. It does not throw any error but I see that numpy clip has no e…

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## [Legend - UMagnitude](https://discourse.paraview.org/t/legend-umagnitude/8290)

<div class="topic-metadata">

**Author:** [@limpideyes](https://discourse.paraview.org/u/limpideyes)\
**Replies:** 1\
**Last updated:** [November 2, 2021, 8:25am UTC](https://discourse.paraview.org/t/legend-umagnitude/8290 "2021-11-02T08:25:07Z")

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Hello, I am using ParaView under OpenFoam v9 with a command of paraFoam. When I represent UMagnitude, the legend shows as: Time 0 : 1 (max is 4) Color Legend of UMagnitude: 0, 1, 2, 3, 4, 5, 6, 7 Time 1000 : 2 (max is…

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## [Global option for font family](https://discourse.paraview.org/t/global-option-for-font-family/5902)

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**Author:** [@RED](https://discourse.paraview.org/u/RED)\
**Replies:** 0\
**Last updated:** [November 26, 2020, 2:02pm UTC](https://discourse.paraview.org/t/global-option-for-font-family/5902 "2020-11-26T14:02:42Z")

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In my experience, if one desires to change the font family from the default setting which, in my Linux system, says “Arial” but doesn’t look like it at all, it is necessary to specify the new font component by component …

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## [Resample AMR Returning Empty Dataset](https://discourse.paraview.org/t/resample-amr-returning-empty-dataset/1760)

<div class="topic-metadata">

**Author:** [@theodorebaltis](https://discourse.paraview.org/u/theodorebaltis)\
**Replies:** 0\
**Last updated:** [May 3, 2019, 10:11pm UTC](https://discourse.paraview.org/t/resample-amr-returning-empty-dataset/1760 "2019-05-03T22:11:46Z")

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Hello, I’m trying to resample an OverlappingAMRDataset using the Resample AMR filter and no matter what parameters I use I am always returned an empty dataset. No cells, points, or anything. I’m running a compiled vers…

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## [Preventing Paraview Visualizer popup paraview windows on startup?](https://discourse.paraview.org/t/preventing-paraview-visualizer-popup-paraview-windows-on-startup/15649)

<div class="topic-metadata">

**Author:** [@vavo01](https://discourse.paraview.org/u/vavo01)\
**Replies:** 6\
**Last updated:** [February 24, 2025, 1:05pm UTC](https://discourse.paraview.org/t/preventing-paraview-visualizer-popup-paraview-windows-on-startup/15649 "2025-02-24T13:05:33Z")

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I launch paraview-visualizer in a conda environment with python -m paraview.apps.trame --trame-app pv\_visualizer.app --port 1234 --data . Visualizer itself works fine. But at start and then when loading a state file pa…

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## [Automatic application of mesh displacement for certain name of vector field](https://discourse.paraview.org/t/automatic-application-of-mesh-displacement-for-certain-name-of-vector-field/16252)

<div class="topic-metadata">

**Author:** [@fab4100](https://discourse.paraview.org/u/fab4100)\
**Replies:** 5\
**Last updated:** [February 28, 2025, 10:30am UTC](https://discourse.paraview.org/t/automatic-application-of-mesh-displacement-for-certain-name-of-vector-field/16252 "2025-02-28T10:30:20Z")

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Dear All, I am working with a moving mesh and I noticed that ParaView automatically applies the mesh displacement for certain names of the displacement vector field (e.g. “disp” or “displacement”). I typically define a…

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## [How to keep the top of the text annotation the same when new lines are added?](https://discourse.paraview.org/t/how-to-keep-the-top-of-the-text-annotation-the-same-when-new-lines-are-added/16072)

<div class="topic-metadata">

**Author:** [@Christopher](https://discourse.paraview.org/u/Christopher)\
**Replies:** 5\
**Last updated:** [January 29, 2025, 2:15pm UTC](https://discourse.paraview.org/t/how-to-keep-the-top-of-the-text-annotation-the-same-when-new-lines-are-added/16072 "2025-01-29T14:15:49Z")

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Hello guys. I have a question about text annotation in Paraview. When I add new lines to my text element (The first image), the top part of the text area moves upward and the bottom remains fixed in place (The second i…

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## [Segfault when fetching results of boolean filter](https://discourse.paraview.org/t/segfault-when-fetching-results-of-boolean-filter/15207)

<div class="topic-metadata">

**Author:** [@m\_farid](https://discourse.paraview.org/u/m_farid)\
**Replies:** 5\
**Last updated:** [August 13, 2024, 2:23pm UTC](https://discourse.paraview.org/t/segfault-when-fetching-results-of-boolean-filter/15207 "2024-08-13T14:23:08Z")

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Hi there, I’m creating a web app using ParaView and Trame for heart valve surgery planning. One of the features of this app is to perform various calculations based on where a cylinder representing a replacement valve is…

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## [Linking Paraview and OpenSeesPy](https://discourse.paraview.org/t/linking-paraview-and-openseespy/11522)

<div class="topic-metadata">

**Author:** [@Marco\_Uzielli](https://discourse.paraview.org/u/Marco_Uzielli)\
**Replies:** 0\
**Last updated:** [February 27, 2023, 10:38pm UTC](https://discourse.paraview.org/t/linking-paraview-and-openseespy/11522 "2023-02-27T22:38:30Z")

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Hello, I am attempting to visualize OpenSeesPy-related outputs in Paraview. The OpenSeesPy documentation illustrates a PVD recorder, but my code is not working properly. Would anybody be able to provide a working illustr…

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## [ParaView Save State py file](https://discourse.paraview.org/t/paraview-save-state-py-file/2752)

<div class="topic-metadata">

**Author:** [@RisingYoung-Learn](https://discourse.paraview.org/u/RisingYoung-Learn)\
**Replies:** 0\
**Last updated:** [October 12, 2019, 3:48am UTC](https://discourse.paraview.org/t/paraview-save-state-py-file/2752 "2019-10-12T03:48:04Z")

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Hello, I created 50 Cones in ParaView(ParaView-5.7.0-Windows-Python2.7-msvc2015-64bit), Save State as a pvsm file, which took about 1.7s, and saved as a py file, which took about 9.7s. Tests show that if the number of C…

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## [Graphs in Paraview](https://discourse.paraview.org/t/graphs-in-paraview/8966)

<div class="topic-metadata">

**Author:** [@PALANI](https://discourse.paraview.org/u/PALANI)\
**Replies:** 1\
**Last updated:** [February 14, 2022, 9:15am UTC](https://discourse.paraview.org/t/graphs-in-paraview/8966 "2022-02-14T09:15:35Z")

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Can I change the parameter in the x axis and y fpr the graphs ?

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## [Numbering of the incoming objects in the PythonCalculator](https://discourse.paraview.org/t/numbering-of-the-incoming-objects-in-the-pythoncalculator/8806)

<div class="topic-metadata">

**Author:** [@Andrei](https://discourse.paraview.org/u/Andrei)\
**Replies:** 1\
**Last updated:** [January 20, 2022, 9:14am UTC](https://discourse.paraview.org/t/numbering-of-the-incoming-objects-in-the-pythoncalculator/8806 "2022-01-20T09:14:11Z")

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When using the PythonCalculator, is it possible to identify the numbering of the incoming objects? It means the matching Pipeline Browser objects to inputs\[0\], inputs\[1\], etc. As far as one can understand, by default thi…

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## [How to create a dual chart - lineplot and barchart?](https://discourse.paraview.org/t/how-to-create-a-dual-chart-lineplot-and-barchart/12584)

<div class="topic-metadata">

**Author:** [@logmclassrulit](https://discourse.paraview.org/u/logmclassrulit)\
**Replies:** 2\
**Last updated:** [July 28, 2023, 2:06pm UTC](https://discourse.paraview.org/t/how-to-create-a-dual-chart-lineplot-and-barchart/12584 "2023-07-28T14:06:15Z")

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I want to creat chart like this

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## [How to Query Variable Values in .xdmf Animation in ParaView?](https://discourse.paraview.org/t/how-to-query-variable-values-in-xdmf-animation-in-paraview/13860)

<div class="topic-metadata">

**Author:** [@nikoleeaa](https://discourse.paraview.org/u/nikoleeaa)\
**Replies:** 4\
**Last updated:** [February 6, 2024, 4:51pm UTC](https://discourse.paraview.org/t/how-to-query-variable-values-in-xdmf-animation-in-paraview/13860 "2024-02-06T16:51:19Z")

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Hello, I’m analyzing a .xdmf animation in ParaView and need to query variable values (e.g., density, voltage) at specific points and time steps. Could anyone guide me on how to achieve this? I tried to directly click o…

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## [Bad (and changing) resolution when tilting standard view](https://discourse.paraview.org/t/bad-and-changing-resolution-when-tilting-standard-view/13458)

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**Author:** [@CarolW](https://discourse.paraview.org/u/CarolW)\
**Replies:** 4\
**Last updated:** [December 7, 2023, 2:19pm UTC](https://discourse.paraview.org/t/bad-and-changing-resolution-when-tilting-standard-view/13458 "2023-12-07T14:19:15Z")

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Hi everyone, I have sliced an agglomeration of particles, so that I obtain a 2D slice with the outlines of these particles. As you can see, the particle outlines have holes in the lines. The locations of the holes chang…

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## [Data axes grid opacity](https://discourse.paraview.org/t/data-axes-grid-opacity/9572)

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**Author:** [@MiguelAngelAGUIRRE](https://discourse.paraview.org/u/MiguelAngelAGUIRRE)\
**Replies:** 0\
**Last updated:** [May 6, 2022, 7:47am UTC](https://discourse.paraview.org/t/data-axes-grid-opacity/9572 "2022-05-06T07:47:11Z")

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Hello, Is it possible to change the opacity of the grid generated by “Data Axes Grid”? I can change the opacity of the plot curve but not the opacity of the grid. This is a required feature for overlay plots as shown be…

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## [Points import with Dicom image in the background](https://discourse.paraview.org/t/points-import-with-dicom-image-in-the-background/2743)

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**Author:** [@tejas.canchi](https://discourse.paraview.org/u/tejas.canchi)\
**Replies:** 0\
**Last updated:** [October 10, 2019, 1:11am UTC](https://discourse.paraview.org/t/points-import-with-dicom-image-in-the-background/2743 "2019-10-10T01:11:49Z")

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Hi I am trying to load a DICOM image and plot points on the image that are imported from a CSV. I used the trace and added the import function using pandas. I am able to plot the points fine with a vti format imported b…

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## [BoxLib support for ParaView in MAC OS](https://discourse.paraview.org/t/boxlib-support-for-paraview-in-mac-os/480)

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**Author:** [@Soumya](https://discourse.paraview.org/u/Soumya)\
**Replies:** 0\
**Last updated:** [August 27, 2018, 7:56pm UTC](https://discourse.paraview.org/t/boxlib-support-for-paraview-in-mac-os/480 "2018-08-27T19:56:18Z")

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Hello, I was wondering if ParaView will add BoxLib3D reader for the MAC OS version. I have seen it in the Linux version of ParaView. I am currently using ParaView 5.5.0 in MAC OS and it does not load BoxLib at this mome…

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## [Expanding ParaView Catalyst Source Mechanism](https://discourse.paraview.org/t/expanding-paraview-catalyst-source-mechanism/17056)

<div class="topic-metadata">

**Author:** [@Bob\_Obara](https://discourse.paraview.org/u/Bob_Obara)\
**Replies:** 7\
**Last updated:** [August 25, 2025, 9:15am UTC](https://discourse.paraview.org/t/expanding-paraview-catalyst-source-mechanism/17056 "2025-08-25T09:15:56Z")

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In the current implementation, it is difficult to extend how channels in a Catalyst Conduit tree get mapped to sources in ParaView pipelines. What I propose here is to make this process a bit more flexible and to allow P…

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## [MacOS - paraFoam; could not load the platform plugin xcb](https://discourse.paraview.org/t/macos-parafoam-could-not-load-the-platform-plugin-xcb/14371)

<div class="topic-metadata">

**Author:** [@coopsido](https://discourse.paraview.org/u/coopsido)\
**Replies:** 1\
**Last updated:** [April 15, 2024, 2:39pm UTC](https://discourse.paraview.org/t/macos-parafoam-could-not-load-the-platform-plugin-xcb/14371 "2024-04-15T14:39:35Z")

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Hello, I have recently begun learning openFoam, and have downloaded the latest versions of all software as specified by the installation instructions. All is working properly, except when I call paraFoam, my mac tells me…

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## [Problem with plotting vectors](https://discourse.paraview.org/t/problem-with-plotting-vectors/4821)

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**Author:** [@Beer](https://discourse.paraview.org/u/Beer)\
**Replies:** 1\
**Last updated:** [July 13, 2020, 8:51am UTC](https://discourse.paraview.org/t/problem-with-plotting-vectors/4821 "2020-07-13T08:51:14Z")

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I am trying to plot 4 vectors with the attached Pstress.tp file, but Paraview only plots 3 vectors (see screenshot). Also Paraview seems to apply a strange scale factor and I can only see the vectors if I change this fac…

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## [zooming problem](https://discourse.paraview.org/t/zooming-problem/17455)

<div class="topic-metadata">

**Author:** [@Alice\_Williams](https://discourse.paraview.org/u/Alice_Williams)\
**Replies:** 8\
**Last updated:** [March 8, 2026, 1:10pm UTC](https://discourse.paraview.org/t/zooming-problem/17455 "2026-03-08T13:10:08Z")

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Dear All, When I try to zoom on the image it turns out to be really blurry. I only need small part of my image to publish. Do you have any recommendations? It turns like the one I attached.

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## [Unpredictable behavior of paraview-lite](https://discourse.paraview.org/t/unpredictable-behavior-of-paraview-lite/13067)

<div class="topic-metadata">

**Author:** [@fashing](https://discourse.paraview.org/u/fashing)\
**Replies:** 3\
**Last updated:** [October 24, 2023, 6:01am UTC](https://discourse.paraview.org/t/unpredictable-behavior-of-paraview-lite/13067 "2023-10-24T06:01:02Z")

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Hi Paraview, I would like to share my weird experience since I have no clue about it. I have some volume data that stored the signed distance value and would be visualized by the contour filter. Some of the arrays have…

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## [Dynamically set min and max for slider bar in ParaView filter](https://discourse.paraview.org/t/dynamically-set-min-and-max-for-slider-bar-in-paraview-filter/9581)

<div class="topic-metadata">

**Author:** [@RHMoore](https://discourse.paraview.org/u/RHMoore)\
**Replies:** 0\
**Last updated:** [May 6, 2022, 7:52pm UTC](https://discourse.paraview.org/t/dynamically-set-min-and-max-for-slider-bar-in-paraview-filter/9581 "2022-05-06T19:52:17Z")

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I would like to set the minimum and maximum slider bar limits dynamically using C++ inside ParaView’s filter GUI. I have a ParaView build of 5.10.0 on Windows. The limits are read in from a file, so I don’t have somethin…

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## [Drag Mismatch with OpenFOAM](https://discourse.paraview.org/t/drag-mismatch-with-openfoam/8430)

<div class="topic-metadata">

**Author:** [@twnsplr](https://discourse.paraview.org/u/twnsplr)\
**Replies:** 0\
**Last updated:** [November 18, 2021, 9:16am UTC](https://discourse.paraview.org/t/drag-mismatch-with-openfoam/8430 "2021-11-18T09:16:51Z")

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I am trying to calculate the drag on the wing using OpenFOAM. I used the OF forces function and got some drag values. I tried the procedure shown in this https://www.youtube.com/watch?v=J944HOj\_4b0&t=291s video to find t…

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## [How to control length and size of a time step progress bar?](https://discourse.paraview.org/t/how-to-control-length-and-size-of-a-time-step-progress-bar/5860)

<div class="topic-metadata">

**Author:** [@AhmedSalih3d](https://discourse.paraview.org/u/AhmedSalih3d)\
**Replies:** 0\
**Last updated:** [November 21, 2020, 1:05pm UTC](https://discourse.paraview.org/t/how-to-control-length-and-size-of-a-time-step-progress-bar/5860 "2020-11-21T13:05:28Z")

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Is this even possible, perhaps programmatically? I want it to be shorter Kind regards

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## [Get Visible Bounds of Source](https://discourse.paraview.org/t/get-visible-bounds-of-source/5664)

<div class="topic-metadata">

**Author:** [@theodorebaltis](https://discourse.paraview.org/u/theodorebaltis)\
**Replies:** 0\
**Last updated:** [October 27, 2020, 5:49pm UTC](https://discourse.paraview.org/t/get-visible-bounds-of-source/5664 "2020-10-27T17:49:54Z")

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I’m curious if there is a way to get the visible bounds of a source for the current RenderView as opposed to the physical bounds that are returned when you do source.GetDataInformation().GetBounds() I ask because I woul…

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## [Execute a macro or python script from C code in a ParaView-based application](https://discourse.paraview.org/t/execute-a-macro-or-python-script-from-c-code-in-a-paraview-based-application/3568)

<div class="topic-metadata">

**Author:** [@majo\_vlas](https://discourse.paraview.org/u/majo_vlas)\
**Replies:** 0\
**Last updated:** [February 14, 2020, 2:41pm UTC](https://discourse.paraview.org/t/execute-a-macro-or-python-script-from-c-code-in-a-paraview-based-application/3568 "2020-02-14T14:41:39Z")

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I’m building a ParaView-based application, starting from Clone1 code https://gitlab.kitware.com/paraview/paraview/tree/master/Examples/CustomApplications. I want to know how to connect the UI components I add in QtDes…

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## [Checking for errors in opening or updating PVD files](https://discourse.paraview.org/t/checking-for-errors-in-opening-or-updating-pvd-files/15877)

<div class="topic-metadata">

**Author:** [@Christopher](https://discourse.paraview.org/u/Christopher)\
**Replies:** 5\
**Last updated:** [December 30, 2024, 9:17am UTC](https://discourse.paraview.org/t/checking-for-errors-in-opening-or-updating-pvd-files/15877 "2024-12-30T09:17:02Z")

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Hello all. I’m repeatedly checking for a PVD file change in some directory. The problem that I have is that sometimes the dependencies of the PVD file have not yet been prepared and because of this, the file won’t prop…

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## [Paraview shows wrong output, while opening OpenFOAM blockmesh file](https://discourse.paraview.org/t/paraview-shows-wrong-output-while-opening-openfoam-blockmesh-file/17568)

<div class="topic-metadata">

**Author:** [@E.InfantBerwin](https://discourse.paraview.org/u/E.InfantBerwin)\
**Replies:** 1\
**Last updated:** [May 18, 2026, 7:09am UTC](https://discourse.paraview.org/t/paraview-shows-wrong-output-while-opening-openfoam-blockmesh-file/17568 "2026-05-18T07:09:10Z")

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Hi, Greetings! I tried to open a openfoam block mesh file in paraview, the mesh appears like, as if there is some graphical issue. please help me to resolve this issue. I am using debian os and I have installed openfo…

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## [Livox HAP and GNSS data](https://discourse.paraview.org/t/livox-hap-and-gnss-data/15745)

<div class="topic-metadata">

**Author:** [@Alvaro](https://discourse.paraview.org/u/Alvaro)\
**Replies:** 1\
**Last updated:** [November 19, 2024, 1:42pm UTC](https://discourse.paraview.org/t/livox-hap-and-gnss-data/15745 "2024-11-19T13:42:16Z")

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Hi, I’m still trying out Lidarview with Livox HAP. In this case I’m trying to add GNSS data to reduce SLAM drift and torsion throughout a recording instead of using the IMU. I’m using the instructions from this link: h…

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## [.vtu file more than 5G](https://discourse.paraview.org/t/vtu-file-more-than-5g/13652)

<div class="topic-metadata">

**Author:** [@roderaga](https://discourse.paraview.org/u/roderaga)\
**Replies:** 1\
**Last updated:** [January 9, 2024, 10:05am UTC](https://discourse.paraview.org/t/vtu-file-more-than-5g/13652 "2024-01-09T10:05:47Z")

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is there any problem to open .vtu file more than 5Gb size for windows ? Thank you Oscar

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## [Extract data from blocks to python efficiently](https://discourse.paraview.org/t/extract-data-from-blocks-to-python-efficiently/10467)

<div class="topic-metadata">

**Author:** [@Captain\_Convergence](https://discourse.paraview.org/u/Captain_Convergence)\
**Replies:** 0\
**Last updated:** [October 8, 2022, 3:05pm UTC](https://discourse.paraview.org/t/extract-data-from-blocks-to-python-efficiently/10467 "2022-10-08T15:05:39Z")

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Dear all, I need to get the coordinates and velocities vectors for several blocks in my domain for some time snapshots. By now I am looping over each time step and then over each block in order to get the aforementioned…

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## [Half of ProcessIdScalars values are false for a vti file](https://discourse.paraview.org/t/half-of-processidscalars-values-are-false-for-a-vti-file/9367)

<div class="topic-metadata">

**Author:** [@eve-le-guillou](https://discourse.paraview.org/u/eve-le-guillou)\
**Replies:** 0\
**Last updated:** [April 6, 2022, 8:49am UTC](https://discourse.paraview.org/t/half-of-processidscalars-values-are-false-for-a-vti-file/9367 "2022-04-06T08:49:43Z")

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Hi all, I have issues with using the ProcessIdScalars filter with the GhostCellsGenerator for a Uniform Rectilinear Grid. I first open this data (3.4 KB) that I produced in built in mode using the Wavelet and the Gener…

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## [Creating a point cloud from processing another](https://discourse.paraview.org/t/creating-a-point-cloud-from-processing-another/16150)

<div class="topic-metadata">

**Author:** [@Ahmed\_A](https://discourse.paraview.org/u/Ahmed_A)\
**Replies:** 3\
**Last updated:** [February 12, 2025, 3:11am UTC](https://discourse.paraview.org/t/creating-a-point-cloud-from-processing-another/16150 "2025-02-12T03:11:06Z")

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Hi there, Lets say I have a point cloud consisting of a large number of particles. I have been able to use the Outline filter to create a bounding box of sorts but I eventually want to use the center of that bounding bo…

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## [Paraview 5.11.2 can't find external libharu](https://discourse.paraview.org/t/paraview-5-11-2-cant-find-external-libharu/13914)

<div class="topic-metadata">

**Author:** [@adigitoleo](https://discourse.paraview.org/u/adigitoleo)\
**Replies:** 3\
**Last updated:** [February 16, 2024, 8:46am UTC](https://discourse.paraview.org/t/paraview-5-11-2-cant-find-external-libharu/13914 "2024-02-16T08:46:01Z")

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Hello. I’m trying to build paraview locally, preferrably using external libs rather than bundled. I got as far as: -- Could NOT find LibHaru (missing: LibHaru\_LIBRARY) (found suitable version "2.4.0-dev", minimum requi…

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## [Logging support](https://discourse.paraview.org/t/logging-support/12707)

<div class="topic-metadata">

**Author:** [@zetwal](https://discourse.paraview.org/u/zetwal)\
**Replies:** 3\
**Last updated:** [August 17, 2023, 2:07pm UTC](https://discourse.paraview.org/t/logging-support/12707 "2023-08-17T14:07:02Z")

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Hello I’m trying to use the vtkVLogF(PARAVIEW\_LOG\_PLUGIN\_VERBOSITY(), “…”); into the plugin (GenericIO Reader) that I am modifying. When I add #include "vtkPVLogger.h, I get the following error message: /home/pascal/…

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## [Plotting data along cylinder circumference](https://discourse.paraview.org/t/plotting-data-along-cylinder-circumference/10646)

<div class="topic-metadata">

**Author:** [@Finn\_Max](https://discourse.paraview.org/u/Finn_Max)\
**Replies:** 0\
**Last updated:** [November 1, 2022, 12:57am UTC](https://discourse.paraview.org/t/plotting-data-along-cylinder-circumference/10646 "2022-11-01T00:57:47Z")

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Hello, I am currently having a 2D model of the circular cylinder in the Paraview software, my goal is to plot a graph where in x-axis would be theta (0-360, basically cylinder circumference) and in y axis would be mean p…

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## [Remove points from cells or convert cell types](https://discourse.paraview.org/t/remove-points-from-cells-or-convert-cell-types/6030)

<div class="topic-metadata">

**Author:** [@CapLek](https://discourse.paraview.org/u/CapLek)\
**Replies:** 0\
**Last updated:** [December 10, 2020, 6:54pm UTC](https://discourse.paraview.org/t/remove-points-from-cells-or-convert-cell-types/6030 "2020-12-10T18:54:16Z")

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I need to remove via python script midedge points from cells of quadratic types, because they contain wrong data. In other words to convert a quadratic cell type to a corresponding linear cell type (for example, to go fr…

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## [Comparative view for different blocks](https://discourse.paraview.org/t/comparative-view-for-different-blocks/11256)

<div class="topic-metadata">

**Author:** [@Juan\_Jose\_Casafranca](https://discourse.paraview.org/u/Juan_Jose_Casafranca)\
**Replies:** 1\
**Last updated:** [December 16, 2024, 7:41am UTC](https://discourse.paraview.org/t/comparative-view-for-different-blocks/11256 "2024-12-16T07:41:13Z")

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I have a source which provides a vtkMultiBlockDataSet. I want to compare two blocks of the dataset. Right now I am using a ExtractBlock filter and using two different render views to show each block on its own view. I w…

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## [Paraview won't copy data to cell zones](https://discourse.paraview.org/t/paraview-wont-copy-data-to-cell-zones/14662)

<div class="topic-metadata">

**Author:** [@marhatom](https://discourse.paraview.org/u/marhatom)\
**Replies:** 1\
**Last updated:** [May 21, 2024, 9:44am UTC](https://discourse.paraview.org/t/paraview-wont-copy-data-to-cell-zones/14662 "2024-05-21T09:44:37Z")

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Hello, There is already one similar post cellZone not shown in paraView mesh list about this topic, but mine is a bit more specific. My system is Windows 11 and I am also working with OpenFOAM (using WSL2) and have def…

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## [Paraview Working Issues](https://discourse.paraview.org/t/paraview-working-issues/10042)

<div class="topic-metadata">

**Author:** [@Kerri\_V](https://discourse.paraview.org/u/Kerri_V)\
**Replies:** 1\
**Last updated:** [July 25, 2022, 6:19am UTC](https://discourse.paraview.org/t/paraview-working-issues/10042 "2022-07-25T06:19:43Z")

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Hello, I recently posted on here about how my Paraview wasn’t working properly. I’ve tried to re-download further but it still isn’t working. I recently went back to version 5.6.2 and whilst it downloaded, the output bo…

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## [how to get all active sources (sources selected on pipeline) in python](https://discourse.paraview.org/t/how-to-get-all-active-sources-sources-selected-on-pipeline-in-python/17285)

<div class="topic-metadata">

**Author:** [@otaolafr](https://discourse.paraview.org/u/otaolafr)\
**Replies:** 4\
**Last updated:** [November 4, 2025, 1:59pm UTC](https://discourse.paraview.org/t/how-to-get-all-active-sources-sources-selected-on-pipeline-in-python/17285 "2025-11-04T13:59:05Z")

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hello, how can i get all the selected sources currently in the pipeline? i mean if i select box and hold ctr and select sphere, how can i get the two objects on python? currectly i found GetActiveSource() but this wil…

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## [create polyline programamtically in Python to simulate trajectory](https://discourse.paraview.org/t/create-polyline-programamtically-in-python-to-simulate-trajectory/14933)

<div class="topic-metadata">

**Author:** [@\_Marco](https://discourse.paraview.org/u/_Marco)\
**Replies:** 5\
**Last updated:** [June 28, 2024, 7:59am UTC](https://discourse.paraview.org/t/create-polyline-programamtically-in-python-to-simulate-trajectory/14933 "2024-06-28T07:59:41Z")

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Dear Community, I am trying, without much success so far, to animate a trajectory over time. This trajectory could be a drone or an underwater glider, so at each timestep i have a triplet of (x,y,z) and an associated sc…

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## [Displaying 3D data on a GPU server](https://discourse.paraview.org/t/displaying-3d-data-on-a-gpu-server/15846)

<div class="topic-metadata">

**Author:** [@kentatonix](https://discourse.paraview.org/u/kentatonix)\
**Replies:** 8\
**Last updated:** [December 10, 2024, 7:52am UTC](https://discourse.paraview.org/t/displaying-3d-data-on-a-gpu-server/15846 "2024-12-10T07:52:49Z")

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I displayed 3D data using ParaView-5.13.0-egl-MPI-Linux-Python3.10-x86\_64 on a GPU server. This is taking a long time to display and the GPU is not being used. Is this normal behavior? (I checked the status with nvidia-…

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## [Build Error](https://discourse.paraview.org/t/build-error/11771)

<div class="topic-metadata">

**Author:** [@Muhammad\_Saad\_Atique](https://discourse.paraview.org/u/Muhammad_Saad_Atique)\
**Replies:** 1\
**Last updated:** [April 23, 2023, 8:55pm UTC](https://discourse.paraview.org/t/build-error/11771 "2023-04-23T20:55:02Z")

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Hi, I am building Paraview on Mac using this. When I run cmake -GNinja -DPARAVIEW\_USE\_PYTHON=ON -DPARAVIEW\_USE\_QT=ON -DPARAVIEW\_USE\_MPI=OFF -DVTK\_SMP\_IMPLEMENTATION\_TYPE=TBB -DCMAKE\_BUILD\_TYPE=Release …/paraview I ge…

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## [Paraview with MESA](https://discourse.paraview.org/t/paraview-with-mesa/7499)

<div class="topic-metadata">

**Author:** [@Luis\_Carlos\_Carneiro](https://discourse.paraview.org/u/Luis_Carlos_Carneiro)\
**Replies:** 0\
**Last updated:** [June 28, 2021, 11:11am UTC](https://discourse.paraview.org/t/paraview-with-mesa/7499 "2021-06-28T11:11:07Z")

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Dear All, Kitware has Paraview compiled with MESA for Linux. My question is: Has datacenters (Azure) some OpenGL simulator like MESA for Windows that works with normal Paraview? Thanks, Luís Gonçalves

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## [combining points and gemotetry into a single grid](https://discourse.paraview.org/t/combining-points-and-gemotetry-into-a-single-grid/1877)

<div class="topic-metadata">

**Author:** [@marco\_accardo](https://discourse.paraview.org/u/marco_accardo)\
**Replies:** 0\
**Last updated:** [May 17, 2019, 8:29pm UTC](https://discourse.paraview.org/t/combining-points-and-gemotetry-into-a-single-grid/1877 "2019-05-17T20:29:55Z")

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I have been able to import a pointstable (data values) into paraview and a techplot file (geometry) into paraview so two nodes in my pipeline. I am interested in merging the two together so that I can create contours ont…

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## [Export image fix layout size ?](https://discourse.paraview.org/t/export-image-fix-layout-size/5762)

<div class="topic-metadata">

**Author:** [@gdolle](https://discourse.paraview.org/u/gdolle)\
**Replies:** 0\
**Last updated:** [November 10, 2020, 4:33pm UTC](https://discourse.paraview.org/t/export-image-fix-layout-size/5762 "2020-11-10T16:33:09Z")

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Hi all, Is there a way via the GUI, to fix explicitly the layout size (not resolution), but only to export images ? to make the layout fit the data bound (real sized/scaled) for screenshots ?

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