# Top

**URL:** https://discourse.paraview.org/top.md?page=146&period=all

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**Page:** 147

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## [Median filter and data types](https://discourse.paraview.org/t/median-filter-and-data-types/9546)

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**Author:** [@wehlgrundspitze](https://discourse.paraview.org/u/wehlgrundspitze)\
**Replies:** 0\
**Last updated:** [May 1, 2022, 2:08pm UTC](https://discourse.paraview.org/t/median-filter-and-data-types/9546 "2022-05-01T14:08:24Z")

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Dear all, I tried to applied the Median filter and got an error message I can not interprete: Starting from unstructured polygonal data, I the GenerateNormalSurface and ExtractComponent filter, I create a scalar data a…

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## [Issue about creating view in CatalystV2](https://discourse.paraview.org/t/issue-about-creating-view-in-catalystv2/8540)

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**Author:** [@Alexander](https://discourse.paraview.org/u/Alexander)\
**Replies:** 0\
**Last updated:** [December 2, 2021, 1:06am UTC](https://discourse.paraview.org/t/issue-about-creating-view-in-catalystv2/8540 "2021-12-02T01:06:43Z")

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I want to get image output for CxxFullExample with CalatlystV2, but when i’m trying to add view = CreateRenderView() (for using PNGwriter) in catalyst\_pipeline.py and running ./CxxFullExampleV2 catalyst\_pipeline.py, I …

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## [Hole in data gets filled in when exporting data](https://discourse.paraview.org/t/hole-in-data-gets-filled-in-when-exporting-data/11469)

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**Author:** [@tillkon](https://discourse.paraview.org/u/tillkon)\
**Replies:** 1\
**Last updated:** [February 29, 2024, 7:49am UTC](https://discourse.paraview.org/t/hole-in-data-gets-filled-in-when-exporting-data/11469 "2024-02-29T07:49:34Z")

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Hi Everybody, i’ve got an 2d surface of a pressure field around multiple different shaped objects. To further analyze this pressure field, i need to export the data to use it in python for example. In Paraview the objec…

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## [Can Ambient Oclusion be used with a Background Texture?](https://discourse.paraview.org/t/can-ambient-oclusion-be-used-with-a-background-texture/6268)

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**Author:** [@jfavre](https://discourse.paraview.org/u/jfavre)\
**Replies:** 1\
**Last updated:** [January 21, 2021, 2:33pm UTC](https://discourse.paraview.org/t/can-ambient-oclusion-be-used-with-a-background-texture/6268 "2021-01-21T14:33:39Z")

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Am using 5.9-RC4. Have a view with a Texture: renderView2.UseTexturedBackground = 1 renderView2.BackgroundTexture = my\_texture renderView2.UseAmbientOcclusion = 1 I have noticed that when turning Ambient Occlusion …

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## [Creating Cylinders with different layers](https://discourse.paraview.org/t/creating-cylinders-with-different-layers/7026)

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**Author:** [@jb123](https://discourse.paraview.org/u/jb123)\
**Replies:** 0\
**Last updated:** [April 22, 2021, 10:54am UTC](https://discourse.paraview.org/t/creating-cylinders-with-different-layers/7026 "2021-04-22T10:54:13Z")

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Hello everyone, as my research within the existing conversations wasn’t too successful, I am trying it this way to find a solution for my issue. I would consider myself as new Paraview user using ParaView 5.9.0. I am no…

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## [Can't compile two if the custom app examples](https://discourse.paraview.org/t/cant-compile-two-if-the-custom-app-examples/3160)

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**Author:** [@majo\_vlas](https://discourse.paraview.org/u/majo_vlas)\
**Replies:** 0\
**Last updated:** [December 10, 2019, 6:40pm UTC](https://discourse.paraview.org/t/cant-compile-two-if-the-custom-app-examples/3160 "2019-12-10T18:40:35Z")

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Have been trying to compile this apps https://gitlab.kitware.com/paraview/paraview/tree/master/Examples/CustomApplications and after lots of trial and error I finally did it except with two of them: Demo1 and Speadsheet …

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## [strange looking mesh - like one mesh overlay on top of another](https://discourse.paraview.org/t/strange-looking-mesh-like-one-mesh-overlay-on-top-of-another/11498)

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**Author:** [@quarkz](https://discourse.paraview.org/u/quarkz)\
**Replies:** 1\
**Last updated:** [February 27, 2023, 2:40am UTC](https://discourse.paraview.org/t/strange-looking-mesh-like-one-mesh-overlay-on-top-of-another/11498 "2023-02-27T02:40:00Z")

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Hi, I’m using snappyhexMesh to create a 2D (one layer) mesh with an airfoil inside. The mesh looks strange, like one mesh overlay on top of another. It looks ok when loaded, but once I zoom in and out, the strange thing…

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## [Modification of the blinking apply button/pipeline letters' format behavior](https://discourse.paraview.org/t/modification-of-the-blinking-apply-button-pipeline-letters-format-behavior/9518)

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**Author:** [@Kostas\_Politis](https://discourse.paraview.org/u/Kostas_Politis)\
**Replies:** 1\
**Last updated:** [April 26, 2022, 2:25pm UTC](https://discourse.paraview.org/t/modification-of-the-blinking-apply-button-pipeline-letters-format-behavior/9518 "2022-04-26T14:25:39Z")

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Hello, Is there any simple way of modifying/removing the blinking behavior of the apply button (the properties panel) and the item of the pipeline browser whose letter format get’s modified (from bold to not bold) when …

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## [CosmoReader](https://discourse.paraview.org/t/cosmoreader/11779)

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**Author:** [@Richard\_Fury](https://discourse.paraview.org/u/Richard_Fury)\
**Replies:** 3\
**Last updated:** [April 7, 2023, 7:45am UTC](https://discourse.paraview.org/t/cosmoreader/11779 "2023-04-07T07:45:43Z")

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Hi all, I am new in paraview and I am trying to read gadget-2 snapshot. But I didn’t find the CosmoReader in version 3.11.0. Does it not support CosmoReader any more? Bests, Richard

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## [Opacity for high order function](https://discourse.paraview.org/t/opacity-for-high-order-function/10499)

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**Author:** [@Yang](https://discourse.paraview.org/u/Yang)\
**Replies:** 0\
**Last updated:** [October 13, 2022, 9:24am UTC](https://discourse.paraview.org/t/opacity-for-high-order-function/10499 "2022-10-13T09:24:21Z")

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There are two pvd files: they all have a scalar function f(x, y, z) = x + y + z. The first store the mesh with linear elements, and the second store the mesh with second-order Lagrange elements. After setting the opacity…

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## [Question when rendering two vti files in Paraview](https://discourse.paraview.org/t/question-when-rendering-two-vti-files-in-paraview/2667)

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**Author:** [@rjsgml5698](https://discourse.paraview.org/u/rjsgml5698)\
**Replies:** 0\
**Last updated:** [October 2, 2019, 8:26am UTC](https://discourse.paraview.org/t/question-when-rendering-two-vti-files-in-paraview/2667 "2019-10-02T08:26:32Z")

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Hello. I have a question.(First of all, please understand my lack of English) When rendering two vtk files in paraview, I can recognize the relative position of the objects. As follows. \[front\] \[Back\] So I can re…

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## [Cannot read Ensight Gold file](https://discourse.paraview.org/t/cannot-read-ensight-gold-file/14117)

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**Author:** [@hngnet](https://discourse.paraview.org/u/hngnet)\
**Replies:** 1\
**Last updated:** [March 10, 2024, 12:48am UTC](https://discourse.paraview.org/t/cannot-read-ensight-gold-file/14117 "2024-03-10T00:48:38Z")

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test\_data.zip (3.2 MB) Dear all: When I try to read an Ensight Gold file as attached, I get the following errors: ERROR: In vtkEnSightGoldBinaryReader.cxx, line 258 vtkEnSightGoldBinaryReader (0000020E9C2F68A0): stat…

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## [Unable to get D3 filter to work on even modest size unstructured meshes](https://discourse.paraview.org/t/unable-to-get-d3-filter-to-work-on-even-modest-size-unstructured-meshes/15482)

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**Author:** [@jwag](https://discourse.paraview.org/u/jwag)\
**Replies:** 5\
**Last updated:** [October 7, 2024, 9:15pm UTC](https://discourse.paraview.org/t/unable-to-get-d3-filter-to-work-on-even-modest-size-unstructured-meshes/15482 "2024-10-07T21:15:17Z")

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I have a large unstructured volume mesh (~400M points) in cgns format that I want to visualize in parallel on a distributed HPC cluster. I have no problem launching an MPI pvserver and connecting to it. The cgns file is …

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## [Fail to build 5.12.0-RC2 with superbuild](https://discourse.paraview.org/t/fail-to-build-5-12-0-rc2-with-superbuild/14061)

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**Author:** [@mahb](https://discourse.paraview.org/u/mahb)\
**Replies:** 2\
**Last updated:** [March 4, 2024, 1:09am UTC](https://discourse.paraview.org/t/fail-to-build-5-12-0-rc2-with-superbuild/14061 "2024-03-04T01:09:51Z")

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now I build egl version with docker image kitware/paraview:ci-superbuild-centos7-20201028, the following is the errors: 94%\] Performing install step for 'pythonattrs' Processing path/superbuild/pybind11/src Processing p…

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## [Paraview interpreting file name as time step](https://discourse.paraview.org/t/paraview-interpreting-file-name-as-time-step/13127)

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**Author:** [@Malo\_R](https://discourse.paraview.org/u/Malo_R)\
**Replies:** 2\
**Last updated:** [October 30, 2023, 10:48am UTC](https://discourse.paraview.org/t/paraview-interpreting-file-name-as-time-step/13127 "2023-10-30T10:48:53Z")

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Hello, I have a bunch of .vtu files, that i import all together in paraview. My files are named as below : BC\_V1 BC\_V2 … BD\_V1 BD\_V2 My problem is, because the name are similar, except from a number, paraview is …

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## [Reader for vtk series .json metafile](https://discourse.paraview.org/t/reader-for-vtk-series-json-metafile/16447)

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**Author:** [@DonPepote](https://discourse.paraview.org/u/DonPepote)\
**Replies:** 6\
**Last updated:** [April 9, 2025, 2:48pm UTC](https://discourse.paraview.org/t/reader-for-vtk-series-json-metafile/16447 "2025-04-09T14:48:22Z")

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Hey, I’m having problems loading a vtk series in paraview. My meta file frame.vtk.series looks like this: { "file-series-version" : "1.0", "files" : \[ { "name" : "frame\_0.vtk", "time" : 0.0 }, { "name" : "f…

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## [Cannot open file from external drive](https://discourse.paraview.org/t/cannot-open-file-from-external-drive/15463)

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**Author:** [@mcjbo](https://discourse.paraview.org/u/mcjbo)\
**Replies:** 6\
**Last updated:** [October 3, 2024, 12:48pm UTC](https://discourse.paraview.org/t/cannot-open-file-from-external-drive/15463 "2024-10-03T12:48:42Z")

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Hi everyone, I’m using Paraview 5.13.0 installed via flatpak under Fedora Workstadion 40. Unfortunately, Paraview does not detect my plugged in memory card which is mounted at /run/media//. Actually, the whole /media fo…

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## [3d lid driven cavity visualization](https://discourse.paraview.org/t/3d-lid-driven-cavity-visualization/16281)

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**Author:** [@FedericoPinto02](https://discourse.paraview.org/u/FedericoPinto02)\
**Replies:** 3\
**Last updated:** [March 10, 2025, 2:52pm UTC](https://discourse.paraview.org/t/3d-lid-driven-cavity-visualization/16281 "2025-03-10T14:52:11Z")

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Hi, im writing to have help in visualization, did you have some advice about visualization of a 3d lid driven cavity , all’ of my data are stored in a sequence of vtkfile cause l have a time step simulation , and i want …

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## [Contractual Work](https://discourse.paraview.org/t/contractual-work/5355)

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**Author:** [@Victor\_Saouma](https://discourse.paraview.org/u/Victor_Saouma)\
**Replies:** 0\
**Last updated:** [September 16, 2020, 1:30am UTC](https://discourse.paraview.org/t/contractual-work/5355 "2020-09-16T01:30:05Z")

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New to Paraview, I would like to use it to post-process finite element (stress) analysis, using Stock Paraview. Looking for someone who can write a (matlab preferably) script to get the data ready for paraview. Victor …

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## [MacOS ParaView 5.6.2 python plugin issue](https://discourse.paraview.org/t/macos-paraview-5-6-2-python-plugin-issue/3269)

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**Author:** [@MBG](https://discourse.paraview.org/u/MBG)\
**Replies:** 0\
**Last updated:** [January 6, 2020, 10:22am UTC](https://discourse.paraview.org/t/macos-paraview-5-6-2-python-plugin-issue/3269 "2020-01-06T10:22:16Z")

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See the upstream example python plugin here: https://gitlab.kitware.com/paraview/paraview/blob/master/Examples/Plugins/PythonAlgorithm/PythonAlgorithmExamples.py On ParaView 5.6.2 for PythonSuperquadricSource doesn’t w…

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## [How can I visualize a mesh data?](https://discourse.paraview.org/t/how-can-i-visualize-a-mesh-data/15909)

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**Author:** [@Trijean](https://discourse.paraview.org/u/Trijean)\
**Replies:** 4\
**Last updated:** [December 30, 2024, 11:37am UTC](https://discourse.paraview.org/t/how-can-i-visualize-a-mesh-data/15909 "2024-12-30T11:37:39Z")

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Hi, I’m having problem to visualize a mesh data (car.stl) with streamline filter or streamline tracer (fluid flow) which I created it by using 3D Cad software. I managed to import it, but I can’t choose streamline filte…

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## [Seed type:point cloud not enough parameters in stream tracer](https://discourse.paraview.org/t/seed-type-point-cloud-not-enough-parameters-in-stream-tracer/15302)

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**Author:** [@zdc](https://discourse.paraview.org/u/zdc)\
**Replies:** 4\
**Last updated:** [September 3, 2024, 3:17pm UTC](https://discourse.paraview.org/t/seed-type-point-cloud-not-enough-parameters-in-stream-tracer/15302 "2024-09-03T15:17:15Z")

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I am using Windows 11 and using meteorological netcdf data to draw a 3D flow field. I am using the stream tracer filter and the seed type is point cloud. In addition to longitude, latitude and altitude, there is also a r…

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## [codesigning Paraview for MacOS](https://discourse.paraview.org/t/codesigning-paraview-for-macos/13222)

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**Author:** [@sgpearse](https://discourse.paraview.org/u/sgpearse)\
**Replies:** 4\
**Last updated:** [November 27, 2023, 3:44pm UTC](https://discourse.paraview.org/t/codesigning-paraview-for-macos/13222 "2023-11-27T15:44:25Z")

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I am a developer for VAPOR, a 3D visualization application similar to ParaView, developed at the National Center for Atmospheric Research. Like ParaView, we use CMake with the Unix Makefiles generator to produce our ins…

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## [Cannot use SpreadSheet View](https://discourse.paraview.org/t/cannot-use-spreadsheet-view/7005)

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**Author:** [@HuaCornealStudy](https://discourse.paraview.org/u/HuaCornealStudy)\
**Replies:** 1\
**Last updated:** [April 20, 2021, 4:39am UTC](https://discourse.paraview.org/t/cannot-use-spreadsheet-view/7005 "2021-04-20T04:39:14Z")

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Hello all, when I clicked “spreadsheet view”, the software automatically turned off. The file is 36MB. Please can you help on this issue? Is my computer not powerful enough to run the software? Thank you.

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## [ROS2-IO in real-time with ROS2 topics (PC2 + IMU data).](https://discourse.paraview.org/t/ros2-io-in-real-time-with-ros2-topics-pc2-imu-data/17401)

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**Author:** [@pierre](https://discourse.paraview.org/u/pierre)\
**Replies:** 5\
**Last updated:** [January 19, 2026, 10:20pm UTC](https://discourse.paraview.org/t/ros2-io-in-real-time-with-ros2-topics-pc2-imu-data/17401 "2026-01-19T22:20:47Z")

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Hello! I use a custom Lidar system (non-rotating, high speed), and I wanted to explore the possibility of using LidarView with it. I’m interested in having ROS 2 data directly into LidarView, in real-time. So not only …

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## [ParaView 5.10.1 sub window response time](https://discourse.paraview.org/t/paraview-5-10-1-sub-window-response-time/9618)

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**Author:** [@kirit\_101](https://discourse.paraview.org/u/kirit_101)\
**Replies:** 1\
**Last updated:** [May 13, 2022, 7:04am UTC](https://discourse.paraview.org/t/paraview-5-10-1-sub-window-response-time/9618 "2022-05-13T07:04:34Z")

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I am using ParaView 5.10.1 on my windows machine. When I go File\>Open (or File \> Save State) it takes ~ 20 seconds for the program to open the sub-window. I have tried the same approach with ParaView 5.9.1, it instantan…

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## [Catalyst profiling](https://discourse.paraview.org/t/catalyst-profiling/6436)

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**Author:** [@amemmolo](https://discourse.paraview.org/u/amemmolo)\
**Replies:** 0\
**Last updated:** [February 10, 2021, 5:06pm UTC](https://discourse.paraview.org/t/catalyst-profiling/6436 "2021-02-10T17:06:40Z")

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Hello Paraview crew, We are trying to profile Catalyst overhead for our pipeline. We are interested in evaluating the separate contributions of the various filters, of the rendering, or other stuff. We are also using V…

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## [stop pvpython from opening x11 window](https://discourse.paraview.org/t/stop-pvpython-from-opening-x11-window/17349)

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**Author:** [@otaolafr](https://discourse.paraview.org/u/otaolafr)\
**Replies:** 6\
**Last updated:** [December 5, 2025, 4:34pm UTC](https://discourse.paraview.org/t/stop-pvpython-from-opening-x11-window/17349 "2025-12-05T16:34:57Z")

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Hello, I have a small inconvenience, while using pvpython with my script when i use the line: animationScene1.AnimationTime = timeSteps\[-1\] even if i dont have anything displayed, the terminal will open a x11 window, …

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## [Trouble Understanding VTK file node connectivities](https://discourse.paraview.org/t/trouble-understanding-vtk-file-node-connectivities/15391)

<div class="topic-metadata">

**Author:** [@smh](https://discourse.paraview.org/u/smh)\
**Replies:** 6\
**Last updated:** [September 20, 2024, 6:19pm UTC](https://discourse.paraview.org/t/trouble-understanding-vtk-file-node-connectivities/15391 "2024-09-20T18:19:48Z")

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Hello, I’m working with a VTK file and have noticed a discrepancy between what I see in my preview software and what’s actually in the file. I’m hoping someone can help me understand why this is happening. What I’m see…

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## [Discourse HTTPS certificate expired?](https://discourse.paraview.org/t/discourse-https-certificate-expired/14738)

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**Author:** [@GregVernon](https://discourse.paraview.org/u/GregVernon)\
**Replies:** 2\
**Last updated:** [May 31, 2024, 12:45pm UTC](https://discourse.paraview.org/t/discourse-https-certificate-expired/14738 "2024-05-31T12:45:13Z")

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I’ve recently been getting privacy errors for the Discourse site. Also, in drafting this message I’ve been getting “Drafts offline” and “This post is being edited in another window” errors – maybe related?

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## [OpenXR errors when using XRInterface in Lidarview](https://discourse.paraview.org/t/openxr-errors-when-using-xrinterface-in-lidarview/17497)

<div class="topic-metadata">

**Author:** [@rowan](https://discourse.paraview.org/u/rowan)\
**Replies:** 7\
**Last updated:** [April 15, 2026, 5:51pm UTC](https://discourse.paraview.org/t/openxr-errors-when-using-xrinterface-in-lidarview/17497 "2026-04-15T17:51:54Z")

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I’ve got OpenXR working with Paraview on my Quest 1. The trick was to make sure oculus was the runtime, oculus link was connected to SteamVR, put the headset on, and send to xr while the headset is on. If the headset det…

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## [Scalar, vector, tensor, texture and norm fields from vtk file](https://discourse.paraview.org/t/scalar-vector-tensor-texture-and-norm-fields-from-vtk-file/14895)

<div class="topic-metadata">

**Author:** [@jpmorr](https://discourse.paraview.org/u/jpmorr)\
**Replies:** 1\
**Last updated:** [June 21, 2024, 7:28am UTC](https://discourse.paraview.org/t/scalar-vector-tensor-texture-and-norm-fields-from-vtk-file/14895 "2024-06-21T07:28:30Z")

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I’m writing results data out to various xml file formats (vti, vtu, vtp) depending on simulation data but regardless of whether it’s point or cell data, I usually have multiple scalars or vectors in the data and occasion…

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## [grow selection button: change number of grew cells](https://discourse.paraview.org/t/grow-selection-button-change-number-of-grew-cells/10602)

<div class="topic-metadata">

**Author:** [@Pauly1](https://discourse.paraview.org/u/Pauly1)\
**Replies:** 1\
**Last updated:** [October 27, 2022, 1:33am UTC](https://discourse.paraview.org/t/grow-selection-button-change-number-of-grew-cells/10602 "2022-10-27T01:33:56Z")

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Hello, I’m using grow selection button to get a cell’s neighboring cells, but current default setting gives me more than I want, I’m wondering if there is any way to control the number of growing cells? Or, if there is …

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## [Default representation and color maps for python programmable/algorithm filters?](https://discourse.paraview.org/t/default-representation-and-color-maps-for-python-programmable-algorithm-filters/14618)

<div class="topic-metadata">

**Author:** [@pvengineer](https://discourse.paraview.org/u/pvengineer)\
**Replies:** 3\
**Last updated:** [May 14, 2024, 12:43pm UTC](https://discourse.paraview.org/t/default-representation-and-color-maps-for-python-programmable-algorithm-filters/14618 "2024-05-14T12:43:21Z")

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First time poster here… I am a relatively new user to paraview and vtk, and an intermediate python programmer. I wanted to mention that I in case I start asking some ill posed questions. I am working on developing a few…

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## [Linking issues with GLX for PV5.9 with EGL](https://discourse.paraview.org/t/linking-issues-with-glx-for-pv5-9-with-egl/8262)

<div class="topic-metadata">

**Author:** [@robertsawko](https://discourse.paraview.org/u/robertsawko)\
**Replies:** 0\
**Last updated:** [October 26, 2021, 6:08pm UTC](https://discourse.paraview.org/t/linking-issues-with-glx-for-pv5-9-with-egl/8262 "2021-10-26T18:08:33Z")

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Hello, I am trying to build ParaView version 5.9.1 with EGL backend, parallel and Catalyst support. I am building in on x86 machine. My issue is very similar to this post, but the solution there was to set VTK\_USE\_X whi…

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## [Documentation for VisIt bridge readers](https://discourse.paraview.org/t/documentation-for-visit-bridge-readers/5416)

<div class="topic-metadata">

**Author:** [@whophil](https://discourse.paraview.org/u/whophil)\
**Replies:** 0\
**Last updated:** [September 23, 2020, 11:48pm UTC](https://discourse.paraview.org/t/documentation-for-visit-bridge-readers/5416 "2020-09-23T23:48:12Z")

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It looks like there was documentation for VisIt bridge readers once upon a time. For example, a quick search turns up the following URL, which is now dead: https://kitware.github.io/paraview-docs/nightly/python/paraview…

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## [can you help me how to find flow rate of turbine runner or tick the mistake on my work](https://discourse.paraview.org/t/can-you-help-me-how-to-find-flow-rate-of-turbine-runner-or-tick-the-mistake-on-my-work/4105)

<div class="topic-metadata">

**Author:** [@saroj\_b](https://discourse.paraview.org/u/saroj_b)\
**Replies:** 0\
**Last updated:** [April 18, 2020, 2:37am UTC](https://discourse.paraview.org/t/can-you-help-me-how-to-find-flow-rate-of-turbine-runner-or-tick-the-mistake-on-my-work/4105 "2020-04-18T02:37:25Z")

</div>

here i am new and i am beginneer in openfoam and paraview. i have a simple rotatating domain and solved in openfoam. i could find the force and torque on the turbine simple runner but i got problem in finding flow rate …

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## [VtkPlot3DmetaReader file](https://discourse.paraview.org/t/vtkplot3dmetareader-file/1224)

<div class="topic-metadata">

**Author:** [@RaviGupta](https://discourse.paraview.org/u/RaviGupta)\
**Replies:** 0\
**Last updated:** [February 1, 2019, 4:37pm UTC](https://discourse.paraview.org/t/vtkplot3dmetareader-file/1224 "2019-02-01T16:37:59Z")

</div>

Can anyone share VtkPlot3dMetaReader file? Thanks in advance

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## [pqNamedWidgets.h missed](https://discourse.paraview.org/t/pqnamedwidgets-h-missed/407)

<div class="topic-metadata">

**Author:** [@segalemb](https://discourse.paraview.org/u/segalemb)\
**Replies:** 1\
**Last updated:** [August 8, 2018, 8:55pm UTC](https://discourse.paraview.org/t/pqnamedwidgets-h-missed/407 "2018-08-08T20:55:21Z")

</div>

Hello, I installed ParaView 5.3.0 from source, in a MacOS 10.13.6. Now, I am trying to compile the plugin PVDGriD, to plot DGriD 5.0 (or 4.6) output in ParaView. But, during the compilation, the file pqNamedWidgets.h i…

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## [Conduit Node from Catalyst Conduit Node](https://discourse.paraview.org/t/conduit-node-from-catalyst-conduit-node/15242)

<div class="topic-metadata">

**Author:** [@Andy\_Bauer](https://discourse.paraview.org/u/Andy_Bauer)\
**Replies:** 4\
**Last updated:** [September 3, 2024, 5:07pm UTC](https://discourse.paraview.org/t/conduit-node-from-catalyst-conduit-node/15242 "2024-09-03T17:07:27Z")

</div>

Is there a way to get a conduit Node from a catalyst\_conduit Node in Python?

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## [Odd Behavior when using OSPRay Pathtracer](https://discourse.paraview.org/t/odd-behavior-when-using-ospray-pathtracer/13249)

<div class="topic-metadata">

**Author:** [@bwilfong3](https://discourse.paraview.org/u/bwilfong3)\
**Replies:** 2\
**Last updated:** [November 28, 2023, 1:21am UTC](https://discourse.paraview.org/t/odd-behavior-when-using-ospray-pathtracer/13249 "2023-11-28T01:21:20Z")

</div>

Hi all, I am using Paraview 5.11.0 on a Linux machine via a remote connection to a supercomputer to create some renders of large data sets using Paraview’s ray tracing features. I’m running into a problem where I go fro…

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## [how to get mesh lines of uniform width?](https://discourse.paraview.org/t/how-to-get-mesh-lines-of-uniform-width/12107)

<div class="topic-metadata">

**Author:** [@wwwwood](https://discourse.paraview.org/u/wwwwood)\
**Replies:** 2\
**Last updated:** [May 16, 2023, 7:00am UTC](https://discourse.paraview.org/t/how-to-get-mesh-lines-of-uniform-width/12107 "2023-05-16T07:00:47Z")

</div>

the default mesh lines are not uniform width, like in picture above. how can i get lines of uniform width, like in picture below? I would appreciate your help, thanks!

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## [Point Cloud to Depth Image](https://discourse.paraview.org/t/point-cloud-to-depth-image/11938)

<div class="topic-metadata">

**Author:** [@Pelle\_Thielmann](https://discourse.paraview.org/u/Pelle_Thielmann)\
**Replies:** 0\
**Last updated:** [April 20, 2023, 4:42pm UTC](https://discourse.paraview.org/t/point-cloud-to-depth-image/11938 "2023-04-20T16:42:00Z")

</div>

Hi everyone My task/problem is the follwoing: I got pointclouds from lidar scans. Each scan is like a picture you could say (scanner is not moving, just take 5 seconds scan time and gives me the pointcloud). Render …

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## [Resolution for saving/exporting slice data as csv](https://discourse.paraview.org/t/resolution-for-saving-exporting-slice-data-as-csv/11138)

<div class="topic-metadata">

**Author:** [@vachan-potluri](https://discourse.paraview.org/u/vachan-potluri)\
**Replies:** 0\
**Last updated:** [January 9, 2023, 11:03am UTC](https://discourse.paraview.org/t/resolution-for-saving-exporting-slice-data-as-csv/11138 "2023-01-09T11:03:03Z")

</div>

Hello, Is there a way to specify the resolution when we do the Save Data operation on a Slice? For instance Plot Over Line has a Resolution option for this purpose. I was wondering if something similar can be done for a…

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## [Reading time from plt format exported by tecplot](https://discourse.paraview.org/t/reading-time-from-plt-format-exported-by-tecplot/7184)

<div class="topic-metadata">

**Author:** [@Sasa\_Sasa](https://discourse.paraview.org/u/Sasa_Sasa)\
**Replies:** 0\
**Last updated:** [May 9, 2021, 9:07pm UTC](https://discourse.paraview.org/t/reading-time-from-plt-format-exported-by-tecplot/7184 "2021-05-09T21:07:16Z")

</div>

Hello there, Is there any way in Paraview to automatically detect the “time” from the tecplot plt files? I am aware that this issue was discussed long time ago in the link below but I hope it is now possible. Thank you …

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## [python numpy VTKArray conversion in programmable filter](https://discourse.paraview.org/t/python-numpy-vtkarray-conversion-in-programmable-filter/16901)

<div class="topic-metadata">

**Author:** [@skaal](https://discourse.paraview.org/u/skaal)\
**Replies:** 6\
**Last updated:** [July 10, 2025, 6:49am UTC](https://discourse.paraview.org/t/python-numpy-vtkarray-conversion-in-programmable-filter/16901 "2025-07-10T06:49:21Z")

</div>

Hi all, I am trying to convert a rotations tensor into a quaternion using a programmable filter. However, the actual conversion function from VTK refuses to cooperate… The code: from paraview.vtk.vtkCommonCore import …

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## [how to load background image (without the colours changing)](https://discourse.paraview.org/t/how-to-load-background-image-without-the-colours-changing/17358)

<div class="topic-metadata">

**Author:** [@garcfd](https://discourse.paraview.org/u/garcfd)\
**Replies:** 3\
**Last updated:** [December 16, 2025, 10:44am UTC](https://discourse.paraview.org/t/how-to-load-background-image-without-the-colours-changing/17358 "2025-12-16T10:44:51Z")

</div>

Im loading an image into the background, but the image colours are getting changed by the legend colourmap. I just want to create an orbit of my geometry with contours of velocity on the surface, but with a nice backgrou…

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## [ssue Launching ParaView via Command Line](https://discourse.paraview.org/t/ssue-launching-paraview-via-command-line/17231)

<div class="topic-metadata">

**Author:** [@deepakpawar2310](https://discourse.paraview.org/u/deepakpawar2310)\
**Replies:** 3\
**Last updated:** [October 6, 2025, 11:46am UTC](https://discourse.paraview.org/t/ssue-launching-paraview-via-command-line/17231 "2025-10-06T11:46:58Z")

</div>

I am currently facing an issue with launching ParaView. When I try to open it using the command line, it fails to start properly and displays, “refer the attached.” (can not see paraview display) The installation was co…

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## [Gradients - Temporal vs Spatial](https://discourse.paraview.org/t/gradients-temporal-vs-spatial/12225)

<div class="topic-metadata">

**Author:** [@carl](https://discourse.paraview.org/u/carl)\
**Replies:** 0\
**Last updated:** [June 2, 2023, 8:17pm UTC](https://discourse.paraview.org/t/gradients-temporal-vs-spatial/12225 "2023-06-02T20:17:09Z")

</div>

Hi, I have a transient CDF model showing the temperature evolution for a component. I would like to plot the temporal and spatial temperature gradients for each time step. Then from these plots create images of the ma…

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## [Export Paraview 2d Transfer Function for use with vtk](https://discourse.paraview.org/t/export-paraview-2d-transfer-function-for-use-with-vtk/12093)

<div class="topic-metadata">

**Author:** [@DMelenberg](https://discourse.paraview.org/u/DMelenberg)\
**Replies:** 0\
**Last updated:** [May 15, 2023, 2:49pm UTC](https://discourse.paraview.org/t/export-paraview-2d-transfer-function-for-use-with-vtk/12093 "2023-05-15T14:49:02Z")

</div>

Hello all! Can someone help me to save my 2D transfer function? In the image below you can see that the button is not available. What I did so far: loading of vtk volume data representation as volume editing of colo…

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