# Top

**URL:** https://discourse.paraview.org/top.md?page=149&period=all

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

**Page:** 150

---

## [Where to set "active scalar" in a way that it really shows?](https://discourse.paraview.org/t/where-to-set-active-scalar-in-a-way-that-it-really-shows/15777)

<div class="topic-metadata">

**Author:** [@cobo](https://discourse.paraview.org/u/cobo)\
**Replies:** 7\
**Last updated:** [December 2, 2024, 9:26am UTC](https://discourse.paraview.org/t/where-to-set-active-scalar-in-a-way-that-it-really-shows/15777 "2024-12-02T09:26:05Z")

</div>

The “active scalar” of some “pipeline item” is in ParaView the attribute that is shown in a render view with coloring - direct or mapped. If now a custom filter generates a new attribute, it would be nice if after press…

---

## [Ability to pause rendering until finished creating pipeline?](https://discourse.paraview.org/t/ability-to-pause-rendering-until-finished-creating-pipeline/12872)

<div class="topic-metadata">

**Author:** [@GregVernon](https://discourse.paraview.org/u/GregVernon)\
**Replies:** 1\
**Last updated:** [September 18, 2023, 10:05am UTC](https://discourse.paraview.org/t/ability-to-pause-rendering-until-finished-creating-pipeline/12872 "2023-09-18T10:05:49Z")

</div>

From a Reddit thread, one user has asked: Why do I have to render every step as I go when using the GUI. If I know what filters I’m going to apply, I’d like to stop the rendering till the end. This is how it works when…

---

## [Is Paraview Glance supports NetCDF?](https://discourse.paraview.org/t/is-paraview-glance-supports-netcdf/12731)

<div class="topic-metadata">

**Author:** [@uway](https://discourse.paraview.org/u/uway)\
**Replies:** 1\
**Last updated:** [August 28, 2023, 5:31pm UTC](https://discourse.paraview.org/t/is-paraview-glance-supports-netcdf/12731 "2023-08-28T17:31:09Z")

</div>

Just wondering if Paraview Glance supports NetCDF. I tried to open a .nc file using Kitware Glance but received “Only checked files will be loaded” error. Is there anything I need to configure? Thanks!

---

## [Activating the specified CellArrays does not work](https://discourse.paraview.org/t/activating-the-specified-cellarrays-does-not-work/13259)

<div class="topic-metadata">

**Author:** [@foreverunfree](https://discourse.paraview.org/u/foreverunfree)\
**Replies:** 2\
**Last updated:** [November 15, 2023, 2:10pm UTC](https://discourse.paraview.org/t/activating-the-specified-cellarrays-does-not-work/13259 "2023-11-15T14:10:06Z")

</div>

Hi, I use the following code to read the OpenFOAM results and then draw in python. I want to read the specified CellArrays, which I specified with post\_data in my code below, but that doesn’t work and I still read up to…

---

## [ExtractSurface causes the whole pipeline to execute twice when using MPI](https://discourse.paraview.org/t/extractsurface-causes-the-whole-pipeline-to-execute-twice-when-using-mpi/11539)

<div class="topic-metadata">

**Author:** [@eve-le-guillou](https://discourse.paraview.org/u/eve-le-guillou)\
**Replies:** 2\
**Last updated:** [March 1, 2023, 2:33pm UTC](https://discourse.paraview.org/t/extractsurface-causes-the-whole-pipeline-to-execute-twice-when-using-mpi/11539 "2023-03-01T14:33:59Z")

</div>

Hi all, I have noticed that sometimes Paraview executes twice some filters even when it is not needed when using MPI. I have noticed that this happens when the ExtractSurface filter is present in the Pipeline. I use MP…

---

## [Help opening .h5 file in ParaView](https://discourse.paraview.org/t/help-opening-h5-file-in-paraview/17158)

<div class="topic-metadata">

**Author:** [@msg022](https://discourse.paraview.org/u/msg022)\
**Replies:** 3\
**Last updated:** [September 5, 2025, 2:35pm UTC](https://discourse.paraview.org/t/help-opening-h5-file-in-paraview/17158 "2025-09-05T14:35:14Z")

</div>

Hi everyone, I’m trying to open a .h5 file in ParaView, but I keep getting an error. I’ve looked through the forum and other articles, but I couldn’t solve the issue. Can someone help me? Here is my file: https://www.…

---

## [Finding height of a surface at a given point.](https://discourse.paraview.org/t/finding-height-of-a-surface-at-a-given-point/10266)

<div class="topic-metadata">

**Author:** [@vibhuti\_bhushan\_jha](https://discourse.paraview.org/u/vibhuti_bhushan_jha)\
**Replies:** 0\
**Last updated:** [September 7, 2022, 6:31pm UTC](https://discourse.paraview.org/t/finding-height-of-a-surface-at-a-given-point/10266 "2022-09-07T18:31:26Z")

</div>

Greetings all. I have a vtu file whose output is like this. I am interested in finding out the height (y) at a given x,z location (horizontal plane) and it’s variation over time, for which I have multiple such vtu fi…

---

## [Use python script to do the repeated work in preview](https://discourse.paraview.org/t/use-python-script-to-do-the-repeated-work-in-preview/9786)

<div class="topic-metadata">

**Author:** [@Miraboreasau](https://discourse.paraview.org/u/Miraboreasau)\
**Replies:** 1\
**Last updated:** [June 13, 2022, 7:59am UTC](https://discourse.paraview.org/t/use-python-script-to-do-the-repeated-work-in-preview/9786 "2022-06-13T07:59:23Z")

</div>

Hello, here is the process of how I load and export one data file as .csv I have some simulation results, like these ouput folders, I need to read the certain one in each output folder such as 6\_Run\_1\_femdem.r2m\_broken\_…

---

## [Paraview on Azure HPC OnDemand Platform](https://discourse.paraview.org/t/paraview-on-azure-hpc-ondemand-platform/14429)

<div class="topic-metadata">

**Author:** [@Marvin](https://discourse.paraview.org/u/Marvin)\
**Replies:** 4\
**Last updated:** [May 3, 2024, 11:19am UTC](https://discourse.paraview.org/t/paraview-on-azure-hpc-ondemand-platform/14429 "2024-05-03T11:19:05Z")

</div>

Hi, I am trying tu use Paraview on a Azure HPC OnDemand Platform but without succes. Is their a special way to use Paraview on this kind of VM ? Thank you in advance. Best regards,

---

## [Importing VisIt Colortable](https://discourse.paraview.org/t/importing-visit-colortable/14214)

<div class="topic-metadata">

**Author:** [@cterra](https://discourse.paraview.org/u/cterra)\
**Replies:** 2\
**Last updated:** [March 20, 2024, 8:21pm UTC](https://discourse.paraview.org/t/importing-visit-colortable/14214 "2024-03-20T20:21:37Z")

</div>

Hello, I see that ParaView 5.12.0 has added the functionality to import VisIt colortables in the Choose Preset → Import function, yet when attempting to import a VisIt .ct file the colortable is not appearing when I go t…

---

## [Set of the range of legend scale](https://discourse.paraview.org/t/set-of-the-range-of-legend-scale/14602)

<div class="topic-metadata">

**Author:** [@Stayal](https://discourse.paraview.org/u/Stayal)\
**Replies:** 1\
**Last updated:** [May 13, 2024, 10:54am UTC](https://discourse.paraview.org/t/set-of-the-range-of-legend-scale/14602 "2024-05-13T10:54:12Z")

</div>

Hello everyone Below I attach a screenshot and I want the range on the legend scale. Please suggest me a way How to do.

---

## [no connection to pvserver using ssh port forwarding between ubuntu 22.04 machines](https://discourse.paraview.org/t/no-connection-to-pvserver-using-ssh-port-forwarding-between-ubuntu-22-04-machines/10663)

<div class="topic-metadata">

**Author:** [@RalphT69](https://discourse.paraview.org/u/RalphT69)\
**Replies:** 1\
**Last updated:** [November 3, 2022, 12:32am UTC](https://discourse.paraview.org/t/no-connection-to-pvserver-using-ssh-port-forwarding-between-ubuntu-22-04-machines/10663 "2022-11-03T00:32:52Z")

</div>

Hi, I get no connection to my remote pvserver using ssh port forwarding. Both machines run Ubuntu 22.04 and the used paraview and pvserver binaries come from the standard Ubuntu 22.04 repositories and were installed with…

---

## [HDF5, xdmf and histogram plot](https://discourse.paraview.org/t/hdf5-xdmf-and-histogram-plot/10867)

<div class="topic-metadata">

**Author:** [@Nicholas\_Yue](https://discourse.paraview.org/u/Nicholas_Yue)\
**Replies:** 0\
**Last updated:** [November 28, 2022, 2:30am UTC](https://discourse.paraview.org/t/hdf5-xdmf-and-histogram-plot/10867 "2022-11-28T02:30:10Z")

</div>

I wish to plot some histogram of data in a HDF5 file in ParaView. Is XDMF the way to achieve that ? Is it an overkill for simple histogram plots ? My data looks like this and I am interested in the histogram plotting th…

---

## [Arrow direction - little proposal](https://discourse.paraview.org/t/arrow-direction-little-proposal/15377)

<div class="topic-metadata">

**Author:** [@cobo](https://discourse.paraview.org/u/cobo)\
**Replies:** 6\
**Last updated:** [September 12, 2024, 4:04pm UTC](https://discourse.paraview.org/t/arrow-direction-little-proposal/15377 "2024-09-12T16:04:32Z")

</div>

This is such a little thing that I believe that it is not yet among the “feature requests”… Looking at this screenshot of the “pipeline browser”, you see one filter that takes 3 input pipes and generates 5 output pipe…

---

## [Contour segmentation fault](https://discourse.paraview.org/t/contour-segmentation-fault/14402)

<div class="topic-metadata">

**Author:** [@Frankx9](https://discourse.paraview.org/u/Frankx9)\
**Replies:** 6\
**Last updated:** [April 15, 2024, 10:10pm UTC](https://discourse.paraview.org/t/contour-segmentation-fault/14402 "2024-04-15T22:10:44Z")

</div>

Hello, when I use the contour filter in Paraview I’m getting the following error: Loguru caught a signal: SIGSEGV Stack trace: 72 0x40802a /scratch/user/Apps/ParaView-5.10.1-MPI-Linux-Python3.9-x86\_64/bin/pa…

---

## [XDMF file only working for newest meshes](https://discourse.paraview.org/t/xdmf-file-only-working-for-newest-meshes/951)

<div class="topic-metadata">

**Author:** [@danny.douglas](https://discourse.paraview.org/u/danny.douglas)\
**Replies:** 0\
**Last updated:** [November 23, 2018, 6:43pm UTC](https://discourse.paraview.org/t/xdmf-file-only-working-for-newest-meshes/951 "2018-11-23T18:43:33Z")

</div>

Hello all, I’ve encountered a problem using an XDMF file in paraview. The .xdmf file has multiple corresponding mesh.h5 files, and multiple solution.h5 files for each corresponding mesh. In paraview, I am only able to vi…

---

## [Parallel VTKHDF](https://discourse.paraview.org/t/parallel-vtkhdf/17182)

<div class="topic-metadata">

**Author:** [@Frankx9](https://discourse.paraview.org/u/Frankx9)\
**Replies:** 4\
**Last updated:** [September 12, 2025, 8:47am UTC](https://discourse.paraview.org/t/parallel-vtkhdf/17182 "2025-09-12T08:47:17Z")

</div>

Hi, could you point me out to where do I find a file example of the parallel VTKHDF (the equivalent of .pvtu) that is in Paraview that I can potentially download and inspect? Any further documentation that I might look…

---

## [How to find diameter?](https://discourse.paraview.org/t/how-to-find-diameter/13206)

<div class="topic-metadata">

**Author:** [@idrees](https://discourse.paraview.org/u/idrees)\
**Replies:** 1\
**Last updated:** [November 8, 2023, 8:47pm UTC](https://discourse.paraview.org/t/how-to-find-diameter/13206 "2023-11-08T20:47:39Z")

</div>

Hello everyoe, How to find the exact diameter of the cylinder in Paraview as shown in the given screenshot. The cylinder is not uniform it keeps increasing from bottom to top and I want to find its diameter at the to…

---

## [pvpython crashes on ctrl-c](https://discourse.paraview.org/t/pvpython-crashes-on-ctrl-c/12594)

<div class="topic-metadata">

**Author:** [@tjggriffin](https://discourse.paraview.org/u/tjggriffin)\
**Replies:** 1\
**Last updated:** [July 29, 2023, 10:58pm UTC](https://discourse.paraview.org/t/pvpython-crashes-on-ctrl-c/12594 "2023-07-29T22:58:41Z")

</div>

If I type a ctrl-c at the pvpython interpreter prompt, it crashes. It does not do this with other versions of python on our system. I habitually use ctrl-c to abandon something I’m entering at the prompt. I’ve started ba…

---

## [gitlab.kitware.com expected downtime August 10, 5:30PM ET](https://discourse.paraview.org/t/gitlab-kitware-com-expected-downtime-august-10-5-30pm-et/7797)

<div class="topic-metadata">

**Author:** [@cory.quammen](https://discourse.paraview.org/u/cory.quammen)\
**Replies:** 1\
**Last updated:** [August 10, 2021, 11:00pm UTC](https://discourse.paraview.org/t/gitlab-kitware-com-expected-downtime-august-10-5-30pm-et/7797 "2021-08-10T23:00:09Z")

</div>

gitlab.kitware.com will be offline for maintenance starting at 5:30pm ET today, August 10, 2021. A process that takes an unknown amount of time (at least a few hours) needs to complete before it will be back online.

---

## [Visualize stress tensor in a NetCDF format file](https://discourse.paraview.org/t/visualize-stress-tensor-in-a-netcdf-format-file/15097)

<div class="topic-metadata">

**Author:** [@Nemo](https://discourse.paraview.org/u/Nemo)\
**Replies:** 2\
**Last updated:** [August 1, 2024, 2:24am UTC](https://discourse.paraview.org/t/visualize-stress-tensor-in-a-netcdf-format-file/15097 "2024-08-01T02:24:20Z")

</div>

Hi Everyone, I am new to ParaView and want to visualize the stress tensor in a NetCDF format file. My steps so far are as follows: 1.Convert the .dat0 file to NetCDF format. 2.Load the NetCDF file in ParaView using th…

---

## [How to change a solid line to a dashed line](https://discourse.paraview.org/t/how-to-change-a-solid-line-to-a-dashed-line/17270)

<div class="topic-metadata">

**Author:** [@mdev](https://discourse.paraview.org/u/mdev)\
**Replies:** 3\
**Last updated:** [October 30, 2025, 12:14pm UTC](https://discourse.paraview.org/t/how-to-change-a-solid-line-to-a-dashed-line/17270 "2025-10-30T12:14:27Z")

</div>

Hello, Is it possible to change a solid line into a dashed one? I can control the line width, but I could not find any option to change the line property. Thank you. test\_line.vtu (726 Bytes)

---

## [Filter XML for Input Array Values from Optional Input](https://discourse.paraview.org/t/filter-xml-for-input-array-values-from-optional-input/13366)

<div class="topic-metadata">

**Author:** [@moritz-h](https://discourse.paraview.org/u/moritz-h)\
**Replies:** 3\
**Last updated:** [November 29, 2023, 4:10pm UTC](https://discourse.paraview.org/t/filter-xml-for-input-array-values-from-optional-input/13366 "2023-11-29T16:10:03Z")

</div>

I have a custom plugin with a filter which has two inputs, the second input is optional. I want to add a widget to select input arrays on the second optional input if it is present and need to write the XML for this. Ad…

---

## [time inside animation](https://discourse.paraview.org/t/time-inside-animation/7671)

<div class="topic-metadata">

**Author:** [@bloerp](https://discourse.paraview.org/u/bloerp)\
**Replies:** 0\
**Last updated:** [July 22, 2021, 4:30pm UTC](https://discourse.paraview.org/t/time-inside-animation/7671 "2021-07-22T16:30:54Z")

</div>

I want to do something like this: # get the current time tk = GetTimeKeeper() t = tk.Time #t = renderView.ViewTime #calculate something with it using a complex python function s = myPythonFunction(t) # display it tex…

---

## [Size of coordinates orientation axes in high res images](https://discourse.paraview.org/t/size-of-coordinates-orientation-axes-in-high-res-images/16373)

<div class="topic-metadata">

**Author:** [@jpmorr](https://discourse.paraview.org/u/jpmorr)\
**Replies:** 5\
**Last updated:** [March 26, 2025, 8:20am UTC](https://discourse.paraview.org/t/size-of-coordinates-orientation-axes-in-high-res-images/16373 "2025-03-26T08:20:15Z")

</div>

I’m trying to export some of the lovely visualisation I’ve made with paraview but in high resolution. I’m having a problem with the visibility of the orientation axes - they are not initially very clear and become even …

---

## [vtk Unstructured Grid](https://discourse.paraview.org/t/vtk-unstructured-grid/15896)

<div class="topic-metadata">

**Author:** [@Dario](https://discourse.paraview.org/u/Dario)\
**Replies:** 5\
**Last updated:** [January 15, 2025, 7:23am UTC](https://discourse.paraview.org/t/vtk-unstructured-grid/15896 "2025-01-15T07:23:16Z")

</div>

Hi everyone, I’m trying to upload an unstructured grid vtk file into Paraview to visualize a Voronoi tessellation, but it crashes and the following error appears: Loguru caught a signal: SIGSEGV Stack trace: 78 …

---

## [Paraview Catalyst adapter example for particle data](https://discourse.paraview.org/t/paraview-catalyst-adapter-example-for-particle-data/13187)

<div class="topic-metadata">

**Author:** [@abhinavsns](https://discourse.paraview.org/u/abhinavsns)\
**Replies:** 1\
**Last updated:** [November 5, 2023, 4:56pm UTC](https://discourse.paraview.org/t/paraview-catalyst-adapter-example-for-particle-data/13187 "2023-11-05T16:56:11Z")

</div>

Hello, I am trying to set up catalyst for my simulation where I only have particles without connectivity info. I usually write vtp files similar to: https://www.paraview.org/Wiki/Particle\_simulations Is there an exampl…

---

## [Visualize multiple time series](https://discourse.paraview.org/t/visualize-multiple-time-series/11787)

<div class="topic-metadata">

**Author:** [@nico1305](https://discourse.paraview.org/u/nico1305)\
**Replies:** 1\
**Last updated:** [April 3, 2023, 6:12am UTC](https://discourse.paraview.org/t/visualize-multiple-time-series/11787 "2023-04-03T06:12:50Z")

</div>

Hi all, I have just started using Paraview and so I apologize in advance for the question but I have not been able to find a solution. I am running a software which which wrtites vtk files in the form foo\_0.XX.vtk and …

---

## [VKF model to 2d plane](https://discourse.paraview.org/t/vkf-model-to-2d-plane/14935)

<div class="topic-metadata">

**Author:** [@Amio192](https://discourse.paraview.org/u/Amio192)\
**Replies:** 6\
**Last updated:** [August 20, 2024, 3:45pm UTC](https://discourse.paraview.org/t/vkf-model-to-2d-plane/14935 "2024-08-20T15:45:35Z")

</div>

I have a newbie question, hopefully you can help me… I have the following 3d vkf model (attached) and I need to convert it to a 2d plane, to look like the second picure. How can I do this in Paraview? Thank you!

---

## [Failure with .h5 time series](https://discourse.paraview.org/t/failure-with-h5-time-series/14468)

<div class="topic-metadata">

**Author:** [@ProcyonFTA](https://discourse.paraview.org/u/ProcyonFTA)\
**Replies:** 6\
**Last updated:** [April 24, 2024, 9:30am UTC](https://discourse.paraview.org/t/failure-with-h5-time-series/14468 "2024-04-24T09:30:40Z")

</div>

Hello everyone, I want to visualize a 3d cubic dataset stored in h.5 files named as following : test\_0001.h5, test\_0002.h5 etc. I’m using Paraview 5.12 on Linux, the application manages to recognize a group of files, bu…

---

## [Connection error in paraview lite](https://discourse.paraview.org/t/connection-error-in-paraview-lite/8268)

<div class="topic-metadata">

**Author:** [@rasunag27](https://discourse.paraview.org/u/rasunag27)\
**Replies:** 0\
**Last updated:** [October 27, 2021, 11:21am UTC](https://discourse.paraview.org/t/connection-error-in-paraview-lite/8268 "2021-10-27T11:21:26Z")

</div>

Hi, I am trying to run paraview web from office system (using ssh from local system) and wanted to view the visualization from local browser and with different server name. To this, I modified the apache2 config file an…

---

## [Make a Clip filter with Cylinder Clip Type follow a data set](https://discourse.paraview.org/t/make-a-clip-filter-with-cylinder-clip-type-follow-a-data-set/6737)

<div class="topic-metadata">

**Author:** [@Tarik\_Hadzovic](https://discourse.paraview.org/u/Tarik_Hadzovic)\
**Replies:** 0\
**Last updated:** [March 18, 2021, 2:52pm UTC](https://discourse.paraview.org/t/make-a-clip-filter-with-cylinder-clip-type-follow-a-data-set/6737 "2021-03-18T14:52:58Z")

</div>

I have a SPH(Smoothed Particle Hydrodynamics) simulation of planetary gearset lubrication. In this simulation both fluid and solids are represented as particles. Since I want to make analysis of how much oil is there in …

---

## [5.9-RC2 vtkOSPRayMaterialLibrary: JSON parsing error](https://discourse.paraview.org/t/5-9-rc2-vtkospraymateriallibrary-json-parsing-error/6079)

<div class="topic-metadata">

**Author:** [@jfavre](https://discourse.paraview.org/u/jfavre)\
**Replies:** 0\
**Last updated:** [December 16, 2020, 5:39pm UTC](https://discourse.paraview.org/t/5-9-rc2-vtkospraymateriallibrary-json-parsing-error/6079 "2020-12-16T17:39:01Z")

</div>

I have 5.9-RC2 compiled on my desktop, and on 3 different Cray servers. No problem with the first two servers which have well-tuned installs. The 3rd Cray is a new beast. Batch-mode works fine (so far). But when connecti…

---

## [Why pqFileDialog can not read directory contains serial of dicom files and reconstruct these files to 3D file.](https://discourse.paraview.org/t/why-pqfiledialog-can-not-read-directory-contains-serial-of-dicom-files-and-reconstruct-these-files-to-3d-file/6045)

<div class="topic-metadata">

**Author:** [@wulicheng](https://discourse.paraview.org/u/wulicheng)\
**Replies:** 0\
**Last updated:** [December 13, 2020, 2:55am UTC](https://discourse.paraview.org/t/why-pqfiledialog-can-not-read-directory-contains-serial-of-dicom-files-and-reconstruct-these-files-to-3d-file/6045 "2020-12-13T02:55:37Z")

</div>

Why pqFileDialog can not read directory contains serial of dicom files and reconstruct these files to 3D file.

---

## [Execute macro from other GUI](https://discourse.paraview.org/t/execute-macro-from-other-gui/4430)

<div class="topic-metadata">

**Author:** [@ylwang](https://discourse.paraview.org/u/ylwang)\
**Replies:** 0\
**Last updated:** [May 27, 2020, 7:05pm UTC](https://discourse.paraview.org/t/execute-macro-from-other-gui/4430 "2020-05-27T19:05:51Z")

</div>

Hello, I am developing a GUI by c#. I would like to build a function that automatically open the paraview, load the file, and execute the macro. I can accomplish the first two steps but have difficulty finding the solu…

---

## [Visualisation pipeline](https://discourse.paraview.org/t/visualisation-pipeline/1626)

<div class="topic-metadata">

**Author:** [@alpha](https://discourse.paraview.org/u/alpha)\
**Replies:** 0\
**Last updated:** [April 8, 2019, 2:47pm UTC](https://discourse.paraview.org/t/visualisation-pipeline/1626 "2019-04-08T14:47:57Z")

</div>

hello guy, I havequestions: How the visualisation pipe line works here ? Do you have GPU ? do you render image from a bitmap image on your own (by code)?

---

## [Iterate through tensor in paraview programable filter](https://discourse.paraview.org/t/iterate-through-tensor-in-paraview-programable-filter/12290)

<div class="topic-metadata">

**Author:** [@Trailer1](https://discourse.paraview.org/u/Trailer1)\
**Replies:** 2\
**Last updated:** [June 17, 2023, 1:03pm UTC](https://discourse.paraview.org/t/iterate-through-tensor-in-paraview-programable-filter/12290 "2023-06-17T13:03:21Z")

</div>

Hello, I would like to iterate over a tensor in paraview to compute its eigenvalues and eigenvectors. But currently I am unable to do so. I have: import numpy as np input0 = inputs\[0\] data = input0.CellData\["tau"\] n…

---

## [ParaView Question](https://discourse.paraview.org/t/paraview-question/14886)

<div class="topic-metadata">

**Author:** [@aquanaut](https://discourse.paraview.org/u/aquanaut)\
**Replies:** 4\
**Last updated:** [June 24, 2024, 7:30am UTC](https://discourse.paraview.org/t/paraview-question/14886 "2024-06-24T07:30:24Z")

</div>

hi, ubuntu18.0.4.6 paraview5.2.0-RC1 https://gitlab.kitware.com/paraview/paraview/blob/master/Documentation/dev/build.md sudo apt-get install libphonon-dev libphonon4 qt4-dev-tools sudo apt-get install libqt4-core …

---

## [Accelerating VTK processing](https://discourse.paraview.org/t/accelerating-vtk-processing/14503)

<div class="topic-metadata">

**Author:** [@WarinSpace\_Game](https://discourse.paraview.org/u/WarinSpace_Game)\
**Replies:** 3\
**Last updated:** [June 12, 2024, 1:37pm UTC](https://discourse.paraview.org/t/accelerating-vtk-processing/14503 "2024-06-12T13:37:27Z")

</div>

The following code loads a .vtk file, does some processing, and exports the output as a .vtp file: # Read VTK reader = vtkStructuredGridReader() reader.SetFileName(filename + ".vtk") # Extract surface surface\_filter = …

---

## [Access metadata](https://discourse.paraview.org/t/access-metadata/9719)

<div class="topic-metadata">

**Author:** [@fvitello](https://discourse.paraview.org/u/fvitello)\
**Replies:** 0\
**Last updated:** [June 1, 2022, 10:03am UTC](https://discourse.paraview.org/t/access-metadata/9719 "2022-06-01T10:03:24Z")

</div>

Hi all, in my c++ application I want to access (client side) the Metadata object I have added to the InformationObject object in my custom reader outVec-\>GetInformationObject(0)-\>Set(META\_DATA(), this-\>MetaData); How …

---

## [Error in "Choose Server Configuration"](https://discourse.paraview.org/t/error-in-choose-server-configuration/6988)

<div class="topic-metadata">

**Author:** [@vicst](https://discourse.paraview.org/u/vicst)\
**Replies:** 0\
**Last updated:** [April 17, 2021, 9:15am UTC](https://discourse.paraview.org/t/error-in-choose-server-configuration/6988 "2021-04-17T09:15:18Z")

</div>

Working on Windows, Version ParaView 5.8.0: Do you have any idea how to solve these errors? I want to connect Paraview and Vizualiser and get three errors, please see attached image.

---

## [Guidance on parallel writing of Xdmf from Python](https://discourse.paraview.org/t/guidance-on-parallel-writing-of-xdmf-from-python/14545)

<div class="topic-metadata">

**Author:** [@paulmelis](https://discourse.paraview.org/u/paulmelis)\
**Replies:** 1\
**Last updated:** [June 3, 2024, 6:05pm UTC](https://discourse.paraview.org/t/guidance-on-parallel-writing-of-xdmf-from-python/14545 "2024-06-03T18:05:45Z")

</div>

For one of our users I’m trying to get a Python script working that reads an OpenFoam dataset (using the empty .foam file trick), adding a few Calculator filters and then saving the output to a parallel Xdmf dataset for …

---

## [Paring Paraview with Datashader](https://discourse.paraview.org/t/paring-paraview-with-datashader/10567)

<div class="topic-metadata">

**Author:** [@Connor\_McClellan](https://discourse.paraview.org/u/Connor_McClellan)\
**Replies:** 1\
**Last updated:** [October 24, 2022, 2:44am UTC](https://discourse.paraview.org/t/paring-paraview-with-datashader/10567 "2022-10-24T02:44:12Z")

</div>

Hi all, I’m trying to visualize large datasets (~1 billion points) on my local desktop and have been using ParaView up to 30M points (~100M cells) for 3D data. I’m thinking I can then use Datashader to view very large 2D…

---

## [paraview.plugin? How to include all necessary directories in Paraview?](https://discourse.paraview.org/t/paraview-plugin-how-to-include-all-necessary-directories-in-paraview/14154)

<div class="topic-metadata">

**Author:** [@joint](https://discourse.paraview.org/u/joint)\
**Replies:** 2\
**Last updated:** [April 1, 2024, 8:55pm UTC](https://discourse.paraview.org/t/paraview-plugin-how-to-include-all-necessary-directories-in-paraview/14154 "2024-04-01T20:55:16Z")

</div>

Hello everybody! I am trying to develop a paraview plugin, however, it does not compile For example, it says, Cannot open include file: 'vtkChartsCoreModule.h': No such file or directory But I have written into the p…

---

## [Node Editor wwith custom nodes](https://discourse.paraview.org/t/node-editor-wwith-custom-nodes/13097)

<div class="topic-metadata">

**Author:** [@Andrew\_Davis](https://discourse.paraview.org/u/Andrew_Davis)\
**Replies:** 2\
**Last updated:** [October 25, 2023, 2:06pm UTC](https://discourse.paraview.org/t/node-editor-wwith-custom-nodes/13097 "2023-10-25T14:06:07Z")

</div>

Hi, I’m interested in using the ParaView node editor as a custom GUI to produce inputs for some of my software, its not clear to me how I would go about leveraging the work already done. Does anyone have any hints if we …

---

## [The use of avg in Python calculator](https://discourse.paraview.org/t/the-use-of-avg-in-python-calculator/15958)

<div class="topic-metadata">

**Author:** [@shenbei](https://discourse.paraview.org/u/shenbei)\
**Replies:** 5\
**Last updated:** [January 14, 2025, 7:47am UTC](https://discourse.paraview.org/t/the-use-of-avg-in-python-calculator/15958 "2025-01-14T07:47:18Z")

</div>

I obtained the time averaged particle content (pvf) in this slice, but it is the time averaged value for each grid. Now I want to get the average value of these grid values. I choose to use Python calculator, but when I …

---

## [Paraview close immediately after opened](https://discourse.paraview.org/t/paraview-close-immediately-after-opened/15026)

<div class="topic-metadata">

**Author:** [@Jean](https://discourse.paraview.org/u/Jean)\
**Replies:** 5\
**Last updated:** [July 10, 2024, 1:58pm UTC](https://discourse.paraview.org/t/paraview-close-immediately-after-opened/15026 "2024-07-10T13:58:01Z")

</div>

Hi, My Paraview automatically close by itself right away after I open it, there is also no error message shows up. I have tried different ways to install it, and it turns out the same.

---

## [Color Map Editor GUI broken](https://discourse.paraview.org/t/color-map-editor-gui-broken/15195)

<div class="topic-metadata">

**Author:** [@MatthiasLang](https://discourse.paraview.org/u/MatthiasLang)\
**Replies:** 6\
**Last updated:** [August 14, 2024, 8:34pm UTC](https://discourse.paraview.org/t/color-map-editor-gui-broken/15195 "2024-08-14T20:34:59Z")

</div>

Hello everyone, I’m experiencing some issues with ParaView. Both my Color Map Editor and LineChartView are no longer functioning. I’ve tried reinstalling ParaView, but the problem persists. It used to work perfectly fin…

---

## [Creating an array from scalars](https://discourse.paraview.org/t/creating-an-array-from-scalars/11403)

<div class="topic-metadata">

**Author:** [@Fred\_Silva](https://discourse.paraview.org/u/Fred_Silva)\
**Replies:** 0\
**Last updated:** [February 14, 2023, 2:08pm UTC](https://discourse.paraview.org/t/creating-an-array-from-scalars/11403 "2023-02-14T14:08:23Z")

</div>

Hello, I am working with a cfd vtk dataset which has a number of scalars (chemical species concentrations for instance). I need to be able to arrange them into an array, like a python list for example, and compute the …

---

## [How to ScaleToDataRange in python?](https://discourse.paraview.org/t/how-to-scaletodatarange-in-python/9374)

<div class="topic-metadata">

**Author:** [@jaeg1710](https://discourse.paraview.org/u/jaeg1710)\
**Replies:** 0\
**Last updated:** [April 6, 2022, 1:48pm UTC](https://discourse.paraview.org/t/how-to-scaletodatarange-in-python/9374 "2022-04-06T13:48:43Z")

</div>

Hello, is there a way to automatically scale to range with python code? I couldnt find the function. my current try is: data = myModel.GetPointDataInformation() array = data.GetArray(myArray) dataRange = array.GetRang…

[Previous page](https://discourse.paraview.org/top.md?page=148&per_page=50&period=all)

[Next page](https://discourse.paraview.org/top.md?page=150&per_page=50&period=all)