# Top

**URL:** https://discourse.paraview.org/top.md?page=30&period=all

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

**Page:** 31

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## [ParaView online training courses in March 2022](https://discourse.paraview.org/t/paraview-online-training-courses-in-march-2022/9069)

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**Author:** [@Francois\_Mazen](https://discourse.paraview.org/u/Francois_Mazen)\
**Replies:** 0\
**Last updated:** [February 25, 2022, 8:49am UTC](https://discourse.paraview.org/t/paraview-online-training-courses-in-march-2022/9069 "2022-02-25T08:49:55Z")

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Kitware Europe is organizing online ParaView training courses (basic and advanced) in March 2022. ParaView seems like a tools that could improve your workflow, only if you knew how to use it? March 28, 2022, come to th…

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## [Cell-wise volume integration](https://discourse.paraview.org/t/cell-wise-volume-integration/10431)

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**Author:** [@ROC\_Para](https://discourse.paraview.org/u/ROC_Para)\
**Replies:** 6\
**Last updated:** [December 11, 2024, 9:53am UTC](https://discourse.paraview.org/t/cell-wise-volume-integration/10431 "2024-12-11T09:53:28Z")

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Hello Paraview Forum, I’m looking for a possibility to perform cell-wise volume integration of Finite Element Method stress results. Consider, the 3D principal stress field is point-wise available for a given geometry. …

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## [Free Webinar - In Situ Analysis with Catalyst: Getting Started](https://discourse.paraview.org/t/free-webinar-in-situ-analysis-with-catalyst-getting-started/17034)

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**Author:** [@coreylee](https://discourse.paraview.org/u/coreylee)\
**Replies:** 0\
**Last updated:** [July 31, 2025, 7:51pm UTC](https://discourse.paraview.org/t/free-webinar-in-situ-analysis-with-catalyst-getting-started/17034 "2025-07-31T19:51:09Z")

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On August 6, 2025, from 12:00pm - 1:00pm EST, Kitware will be hosting a free live webinar, “In Situ Analysis with Catalyst: Getting Started”. The webinar will demonstrate how to integrate Catalyst into a simulation code …

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## [Electric/magnetic field lines and arrows?](https://discourse.paraview.org/t/electric-magnetic-field-lines-and-arrows/3470)

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**Author:** [@Someone\_fromjapan](https://discourse.paraview.org/u/Someone_fromjapan)\
**Replies:** 7\
**Last updated:** [January 27, 2026, 2:40pm UTC](https://discourse.paraview.org/t/electric-magnetic-field-lines-and-arrows/3470 "2026-01-27T14:40:24Z")

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Electric/magnetic field lines seem to be a problem in Paraview by default. Especially magnetic lines, because magnetic field does not have a flow source. You can not follow this tutorial, because THE FIELD is not made o…

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## [Glew could not be initialized- Setting up paraview for python shell usage](https://discourse.paraview.org/t/glew-could-not-be-initialized-setting-up-paraview-for-python-shell-usage/597)

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**Author:** [@Pradyumn\_Singh](https://discourse.paraview.org/u/Pradyumn_Singh)\
**Replies:** 3\
**Last updated:** [January 25, 2021, 6:31am UTC](https://discourse.paraview.org/t/glew-could-not-be-initialized-setting-up-paraview-for-python-shell-usage/597 "2021-01-25T06:31:23Z")

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I am just trying to get paraview to work from a python shell. from paraview.simple import \* cone = Cone() Show(cone) Render() But this keeps giving me error like this ERROR:In/home/conda/feedstock\_root/build\_art…

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## [Colorbar background color?](https://discourse.paraview.org/t/colorbar-background-color/7416)

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**Author:** [@GregVernon](https://discourse.paraview.org/u/GregVernon)\
**Replies:** 6\
**Last updated:** [March 4, 2022, 8:54am UTC](https://discourse.paraview.org/t/colorbar-background-color/7416 "2022-03-04T08:54:57Z")

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Is it possible to set a background color for colorbars? For example, is there a setting that would automatically “fill-in” the below colorbar with a background color of my choosing? I’ve seen some old posts regarding ba…

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## [Vorticity contour for falling sphere?](https://discourse.paraview.org/t/vorticity-contour-for-falling-sphere/5404)

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**Author:** [@govind\_sharma](https://discourse.paraview.org/u/govind_sharma)\
**Replies:** 7\
**Last updated:** [September 28, 2020, 7:31am UTC](https://discourse.paraview.org/t/vorticity-contour-for-falling-sphere/5404 "2020-09-28T07:31:28Z")

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How do I plot vorticity contours for a falling sphere in fluid which is initially quiescent.

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## [Translating/Pan view by value](https://discourse.paraview.org/t/translating-pan-view-by-value/3747)

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**Author:** [@user223](https://discourse.paraview.org/u/user223)\
**Replies:** 2\
**Last updated:** [March 29, 2020, 7:00pm UTC](https://discourse.paraview.org/t/translating-pan-view-by-value/3747 "2020-03-29T19:00:10Z")

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I want to Pan/Translate the current view along a direction (or move the center of the view to some other location) Basically, I am want exactly the same results as panning with mouse but in more controlled manner. (Move…

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## [better resolution](https://discourse.paraview.org/t/better-resolution/2197)

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**Author:** [@Misha](https://discourse.paraview.org/u/Misha)\
**Replies:** 6\
**Last updated:** [July 11, 2019, 3:07pm UTC](https://discourse.paraview.org/t/better-resolution/2197 "2019-07-11T15:07:04Z")

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Hi, How can I improve the resolution of the rendered view?

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## [Convert hdf5 files to a Paraview readable format](https://discourse.paraview.org/t/convert-hdf5-files-to-a-paraview-readable-format/6004)

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**Author:** [@stevenrend](https://discourse.paraview.org/u/stevenrend)\
**Replies:** 3\
**Last updated:** [December 10, 2020, 7:07pm UTC](https://discourse.paraview.org/t/convert-hdf5-files-to-a-paraview-readable-format/6004 "2020-12-10T19:07:45Z")

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Hello everyone, I use a 3D code for solving Euler equations in a cylindrical geometry. The structure of my output ( an hdf5 file ) looks like : Mesh gas/mesh/x : 1D array of dimension nx containing all r values gas/…

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## [ParaView 5.11.2 is available for download](https://discourse.paraview.org/t/paraview-5-11-2-is-available-for-download/12943)

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**Author:** [@Ryan\_Krattiger](https://discourse.paraview.org/u/Ryan_Krattiger)\
**Replies:** 0\
**Last updated:** [September 27, 2023, 7:45am UTC](https://discourse.paraview.org/t/paraview-5-11-2-is-available-for-download/12943 "2023-09-27T07:45:21Z")

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:tada::tada::tada: The ParaView team is very happy to announce that ParaView 5.11.2 is available for download at: https://www.paraview.org/download/ In addition, ParaView’s git repository and superbuild repository ha…

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## [Community Recorded Workshop: Introduction to Scientific Visualization with ParaView](https://discourse.paraview.org/t/community-recorded-workshop-introduction-to-scientific-visualization-with-paraview/6663)

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**Author:** [@Thomas\_Theussl](https://discourse.paraview.org/u/Thomas_Theussl)\
**Replies:** 1\
**Last updated:** [March 10, 2021, 3:54pm UTC](https://discourse.paraview.org/t/community-recorded-workshop-introduction-to-scientific-visualization-with-paraview/6663 "2021-03-10T15:54:38Z")

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Hi everyone! The KAUST Visualization Core Lab has recently recorded an introductory workshop on scientific visualization with ParaView which is available here: The contents are as follows: 0:00:00 Introd…

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## [Allow rotation of axes grid title](https://discourse.paraview.org/t/allow-rotation-of-axes-grid-title/9324)

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**Author:** [@Oblomov](https://discourse.paraview.org/u/Oblomov)\
**Replies:** 5\
**Last updated:** [April 26, 2023, 2:47pm UTC](https://discourse.paraview.org/t/allow-rotation-of-axes-grid-title/9324 "2023-04-26T14:47:54Z")

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Hello all, It seems that currently it’s not possible to change the orientation of the Y axis title in 2D RenderView: the text is always oriented left-to-right, orthogonal to the axis. It would be nice to have an option…

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## [How to plot streamline on 2D velocity contour?](https://discourse.paraview.org/t/how-to-plot-streamline-on-2d-velocity-contour/6225)

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**Author:** [@fidu13](https://discourse.paraview.org/u/fidu13)\
**Replies:** 5\
**Last updated:** [January 18, 2021, 3:50pm UTC](https://discourse.paraview.org/t/how-to-plot-streamline-on-2d-velocity-contour/6225 "2021-01-18T15:50:25Z")

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I have some simulations done with openfoam and have some wind tunnel data, where I have the vertical and streamline velocity. I would like to compare this two with a image including the velocity magnitude contour and str…

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## [How to smooth data (and not the mesh)?](https://discourse.paraview.org/t/how-to-smooth-data-and-not-the-mesh/8644)

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**Author:** [@bmxam](https://discourse.paraview.org/u/bmxam)\
**Replies:** 4\
**Last updated:** [September 16, 2025, 2:44pm UTC](https://discourse.paraview.org/t/how-to-smooth-data-and-not-the-mesh/8644 "2025-09-16T14:44:43Z")

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Hi everyone, I have a surfacic mesh with a scalar field (let’s say a temperature). I would like to apply some smoothing procedure on the temperature field, leaving the mesh unchanged. For instance a Laplacian smoothing. …

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## [ParaView not working in windows 10](https://discourse.paraview.org/t/paraview-not-working-in-windows-10/7305)

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**Author:** [@mahesh\_dalwani](https://discourse.paraview.org/u/mahesh_dalwani)\
**Replies:** 7\
**Last updated:** [March 27, 2024, 10:56am UTC](https://discourse.paraview.org/t/paraview-not-working-in-windows-10/7305 "2024-03-27T10:56:04Z")

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Hello, I’ve downloaded ParaView-5.9.1 on my windows 10 laptop. Installation was successful. But when I tried to open Paraview, it was showing a blank white screen. Can you suggest what to do?

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## [update automatic data input](https://discourse.paraview.org/t/update-automatic-data-input/3222)

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**Author:** [@Vaya\_Putra](https://discourse.paraview.org/u/Vaya_Putra)\
**Replies:** 7\
**Last updated:** [January 11, 2023, 2:46pm UTC](https://discourse.paraview.org/t/update-automatic-data-input/3222 "2023-01-11T14:46:54Z")

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Dear all my input data is VTU, and to visualize, i need to reload my input file every minute. is there any menu in paraview how to update automatically. so i dont need to refresh. thank you for your help.

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## [Isosurface ELF visualization](https://discourse.paraview.org/t/isosurface-elf-visualization/4163)

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**Author:** [@aitouna](https://discourse.paraview.org/u/aitouna)\
**Replies:** 8\
**Last updated:** [April 29, 2020, 6:17pm UTC](https://discourse.paraview.org/t/isosurface-elf-visualization/4163 "2020-04-29T18:17:37Z")

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Hello everybody, this is my first topic, I’m a PhD student in computational chemistry, i would like to visualize the isosurface of the Electron Localization Function (ELF) using Paraview software, but i didn’t succeed. …

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## [ParticleTracer, TemporalParticlesToPathlines, and state files](https://discourse.paraview.org/t/particletracer-temporalparticlestopathlines-and-state-files/2468)

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**Author:** [@insley](https://discourse.paraview.org/u/insley)\
**Replies:** 4\
**Last updated:** [September 17, 2019, 3:46am UTC](https://discourse.paraview.org/t/particletracer-temporalparticlestopathlines-and-state-files/2468 "2019-09-17T03:46:38Z")

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Hi All, I’m attempting to use the ParticleTracer filter, coupled with TemporalParticlesToPathlines to trace the path of particles injected into a vector field, and show a short trail behind the particles as they move ov…

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## [Default Expected a ')' while reading binaryBlock, found on line 20 an error](https://discourse.paraview.org/t/default-expected-a-while-reading-binaryblock-found-on-line-20-an-error/1830)

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**Author:** [@DanieleC](https://discourse.paraview.org/u/DanieleC)\
**Replies:** 4\
**Last updated:** [May 15, 2019, 4:35pm UTC](https://discourse.paraview.org/t/default-expected-a-while-reading-binaryblock-found-on-line-20-an-error/1830 "2019-05-15T16:35:32Z")

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Hi everyone I am working wit ParaView in order to analyse the result af a simulation in Open Foam by using Ubuntu 18.10. The simulation was done with HPC ( High Performance Computer, basically a super computer). I would…

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## [Difference between ParticleTracer and LangrarianParticleTracker](https://discourse.paraview.org/t/difference-between-particletracer-and-langrarianparticletracker/5181)

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**Author:** [@savalma](https://discourse.paraview.org/u/savalma)\
**Replies:** 4\
**Last updated:** [August 27, 2020, 4:40pm UTC](https://discourse.paraview.org/t/difference-between-particletracer-and-langrarianparticletracker/5181 "2020-08-27T16:40:51Z")

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Hello, I have been reading about the options to track particles within a flow field using Paraview and I found two methods that are plausible. The firs is the Particle Tracer filter (I actually used the particle tracer …

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## [Exporting cell areas of a slice to compute flow rate](https://discourse.paraview.org/t/exporting-cell-areas-of-a-slice-to-compute-flow-rate/1253)

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**Author:** [@MarkB](https://discourse.paraview.org/u/MarkB)\
**Replies:** 4\
**Last updated:** [February 22, 2019, 5:58pm UTC](https://discourse.paraview.org/t/exporting-cell-areas-of-a-slice-to-compute-flow-rate/1253 "2019-02-22T17:58:59Z")

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Hi all, I have an openfoam simulation. I am interested in the flow though a slice, normal velocity vectors in this slice point in both directions. Using the Integrating filter over the slice gives me the the average fl…

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## [Basic Contour Plot for a passive scalar simulation (for beginners)](https://discourse.paraview.org/t/basic-contour-plot-for-a-passive-scalar-simulation-for-beginners/3253)

<div class="topic-metadata">

**Author:** [@newb](https://discourse.paraview.org/u/newb)\
**Replies:** 6\
**Last updated:** [January 14, 2020, 7:42pm UTC](https://discourse.paraview.org/t/basic-contour-plot-for-a-passive-scalar-simulation-for-beginners/3253 "2020-01-14T19:42:00Z")

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Hey guys! Here a quick and brief tutorial on a contour plot for a passive scalar simulation: https://www.youtube.com/watch?v=kGd-dGh9jnI Let me know what you think, happy to hear what feedback you have for future ParaV…

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## [Convert VTK ASCII to Binary to save space](https://discourse.paraview.org/t/convert-vtk-ascii-to-binary-to-save-space/2660)

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**Author:** [@Raj2019](https://discourse.paraview.org/u/Raj2019)\
**Replies:** 4\
**Last updated:** [September 8, 2020, 6:59pm UTC](https://discourse.paraview.org/t/convert-vtk-ascii-to-binary-to-save-space/2660 "2020-09-08T18:59:43Z")

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I have a .vtk file (0.25 TB) n ASCII format which I visualize in ParaView. I like to transfer the data to my collaborators for which I would like to convert it into a binary format. I tried to search through the interne…

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## [vtkImageReader.cxx not available for modelling with raw file](https://discourse.paraview.org/t/vtkimagereader-cxx-not-available-for-modelling-with-raw-file/3286)

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**Author:** [@Chloe\_Pearce](https://discourse.paraview.org/u/Chloe_Pearce)\
**Replies:** 6\
**Last updated:** [May 21, 2020, 9:16pm UTC](https://discourse.paraview.org/t/vtkimagereader-cxx-not-available-for-modelling-with-raw-file/3286 "2020-05-21T21:16:12Z")

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Hi there, I’m new to ParaView (5.7.0) and have hit an unexpected roadblock. Following instruction given here (see below) I am trying to build a 3D model from slices, prepared using ImageJ and MuhRec (collected via neutr…

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## [Extracting data on a surface](https://discourse.paraview.org/t/extracting-data-on-a-surface/9084)

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**Author:** [@spillai](https://discourse.paraview.org/u/spillai)\
**Replies:** 7\
**Last updated:** [March 2, 2022, 7:37am UTC](https://discourse.paraview.org/t/extracting-data-on-a-surface/9084 "2022-03-02T07:37:29Z")

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Hello I have a CFD solution on an unstructured grid and I want to extract the data on one of the bounding surfaces. I did the following steps. ExtractSurface \> Clip in X normal \> Clip in Y normal \> Clip at an Z, so tha…

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## [Feature External Edges Only](https://discourse.paraview.org/t/feature-external-edges-only/2812)

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**Author:** [@yamartinezgomez](https://discourse.paraview.org/u/yamartinezgomez)\
**Replies:** 4\
**Last updated:** [October 23, 2019, 2:11pm UTC](https://discourse.paraview.org/t/feature-external-edges-only/2812 "2019-10-23T14:11:26Z")

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Hello! I am trying to display only the outside edges/outline of a VTK object by using the ‘Feature Edges’ representation. However, I am only interested in the external outline shape of the vtk object and not the intern…

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## [proposal: change gitlab tag "ospray" to "ray tracing"](https://discourse.paraview.org/t/proposal-change-gitlab-tag-ospray-to-ray-tracing/2413)

<div class="topic-metadata">

**Author:** [@Dave\_DeMarle](https://discourse.paraview.org/u/Dave_DeMarle)\
**Replies:** 1\
**Last updated:** [August 14, 2019, 11:43pm UTC](https://discourse.paraview.org/t/proposal-change-gitlab-tag-ospray-to-ray-tracing/2413 "2019-08-14T23:43:14Z")

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I would like to change the label:ospray tag in gitlab to label:ray tracing. The reason being that we now have two ray tracing backends and I expect that most issues and features will have both in common. Any objections? …

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## [Compute volume of polygonal mesh (volume enclosed by the surface)](https://discourse.paraview.org/t/compute-volume-of-polygonal-mesh-volume-enclosed-by-the-surface/10880)

<div class="topic-metadata">

**Author:** [@Resa](https://discourse.paraview.org/u/Resa)\
**Replies:** 4\
**Last updated:** [April 3, 2023, 6:44pm UTC](https://discourse.paraview.org/t/compute-volume-of-polygonal-mesh-volume-enclosed-by-the-surface/10880 "2023-04-03T18:44:12Z")

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How do I compute the volume of a polygonal mesh? In specific, I need to compute the volume enclosed by the surface.

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## [Transform: How to rotate stl about a given axis?](https://discourse.paraview.org/t/transform-how-to-rotate-stl-about-a-given-axis/7765)

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**Author:** [@Rezaul\_Tharim](https://discourse.paraview.org/u/Rezaul_Tharim)\
**Replies:** 3\
**Last updated:** [August 25, 2021, 9:34am UTC](https://discourse.paraview.org/t/transform-how-to-rotate-stl-about-a-given-axis/7765 "2021-08-25T09:34:52Z")

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I have a vtk showing a particle model of a screw being twisted. I tried to insert an stl file for a screwdriver in the correct position and tried rotating it at the same rate as my vtk file. I added a Filter-\>Transform-\>R…

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## [Debug build fail: cannot open file 'python310.lib'](https://discourse.paraview.org/t/debug-build-fail-cannot-open-file-python310-lib/9000)

<div class="topic-metadata">

**Author:** [@pindakaas](https://discourse.paraview.org/u/pindakaas)\
**Replies:** 2\
**Last updated:** [February 17, 2022, 8:51pm UTC](https://discourse.paraview.org/t/debug-build-fail-cannot-open-file-python310-lib/9000 "2022-02-17T20:51:34Z")

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When building the Debug version of ParaView: Linking CXX shared library bin\\vtkWrappingPythonCore3.10-pv5.10d.dll fails with this error fatal error LNK1104: cannot open file ‘python310.lib’ Why is it even searching for…

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## [Vorticity calculation](https://discourse.paraview.org/t/vorticity-calculation/1477)

<div class="topic-metadata">

**Author:** [@vrkssai](https://discourse.paraview.org/u/vrkssai)\
**Replies:** 2\
**Last updated:** [March 14, 2019, 8:28pm UTC](https://discourse.paraview.org/t/vorticity-calculation/1477 "2019-03-14T20:28:47Z")

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I’m trying to compute vorticity of a vector field in paraview. The problem is the velocities u,v,w are given as scalar outputs by the program I run. How do I convert the scalars to vector or use the scalars to compute vo…

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## [Glyphs: Scale only the arrow length instead of the whole glyph size](https://discourse.paraview.org/t/glyphs-scale-only-the-arrow-length-instead-of-the-whole-glyph-size/7038)

<div class="topic-metadata">

**Author:** [@mwestphal](https://discourse.paraview.org/u/mwestphal)\
**Replies:** 0\
**Last updated:** [April 22, 2021, 4:28pm UTC](https://discourse.paraview.org/t/glyphs-scale-only-the-arrow-length-instead-of-the-whole-glyph-size/7038 "2021-04-22T16:28:38Z")

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From a user voice request Glyphs: Scale only the arrow length instead of the whole glyph size The glyph filter has the nice property which allows to scale the glyph. However, for all arrow glyphs, a better way of scalin…

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## [Build your plugins for the binary release of ParaView for Windows](https://discourse.paraview.org/t/build-your-plugins-for-the-binary-release-of-paraview-for-windows/10590)

<div class="topic-metadata">

**Author:** [@mwestphal](https://discourse.paraview.org/u/mwestphal)\
**Replies:** 0\
**Last updated:** [October 25, 2022, 10:15am UTC](https://discourse.paraview.org/t/build-your-plugins-for-the-binary-release-of-paraview-for-windows/10590 "2022-10-25T10:15:21Z")

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In extension with the last anouncement : Build your plugins for the binary release of ParaView, in your CI ! We just released a guide (in a git repository form) that helps you step by step for building a plugin compatib…

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## [Export to 3D PDF](https://discourse.paraview.org/t/export-to-3d-pdf/7033)

<div class="topic-metadata">

**Author:** [@mwestphal](https://discourse.paraview.org/u/mwestphal)\
**Replies:** 0\
**Last updated:** [April 22, 2021, 4:07pm UTC](https://discourse.paraview.org/t/export-to-3d-pdf/7033 "2021-04-22T16:07:09Z")

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From a user voice request Export to 3D PDF It would be great to be able to save a session to a 3D pdf so that any model can be viewed by almost anyone without the need for any other viewers. It is currently possible to…

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## [Reader Not Found](https://discourse.paraview.org/t/reader-not-found/1148)

<div class="topic-metadata">

**Author:** [@LukaszKuna24](https://discourse.paraview.org/u/LukaszKuna24)\
**Replies:** 6\
**Last updated:** [April 24, 2019, 6:24am UTC](https://discourse.paraview.org/t/reader-not-found/1148 "2019-04-24T06:24:24Z")

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I have just installed Paraview v5.6 on my Windows PC and transferred some exodus files from my Macbook to open on the PC. When I try to open the exodus file it tells me it can not find the reader, and the list that prom…

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## [How to average grid data](https://discourse.paraview.org/t/how-to-average-grid-data/9642)

<div class="topic-metadata">

**Author:** [@Raymond.Yu](https://discourse.paraview.org/u/Raymond.Yu)\
**Replies:** 3\
**Last updated:** [May 31, 2022, 11:30pm UTC](https://discourse.paraview.org/t/how-to-average-grid-data/9642 "2022-05-31T23:30:54Z")

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I’m new to Paraview, and I want to know how to get the average of the grid results for each row once I get the results.

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## [Straight-forward headless, X-less rendering with EGL + nvidia GPU + ParaView v5.8.1](https://discourse.paraview.org/t/straight-forward-headless-x-less-rendering-with-egl-nvidia-gpu-paraview-v5-8-1/5879)

<div class="topic-metadata">

**Author:** [@kschau](https://discourse.paraview.org/u/kschau)\
**Replies:** 5\
**Last updated:** [November 26, 2020, 3:01am UTC](https://discourse.paraview.org/t/straight-forward-headless-x-less-rendering-with-egl-nvidia-gpu-paraview-v5-8-1/5879 "2020-11-26T03:01:46Z")

</div>

We have a new workstation that we want to post process large datasets with (combo of pvtm and xdfm/hdf5). This workstation has an RTX2080 and is running Ubuntu 20.04. The only caveat being we want it done in headless mo…

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## [Improvements to orientation axis](https://discourse.paraview.org/t/improvements-to-orientation-axis/12687)

<div class="topic-metadata">

**Author:** [@GregVernon](https://discourse.paraview.org/u/GregVernon)\
**Replies:** 2\
**Last updated:** [August 22, 2024, 6:58am UTC](https://discourse.paraview.org/t/improvements-to-orientation-axis/12687 "2024-08-22T06:58:33Z")

</div>

Allow orientation axis “box” to float off-page Note in the image below that the model obscures the “X” and “Z” text of the orientation axis. In general, it would be nice if I could move the orientation axis further left…

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## [Background vs Path Traced Environment](https://discourse.paraview.org/t/background-vs-path-traced-environment/7402)

<div class="topic-metadata">

**Author:** [@utkarsh.ayachit](https://discourse.paraview.org/u/utkarsh.ayachit)\
**Replies:** 8\
**Last updated:** [March 2, 2022, 8:08am UTC](https://discourse.paraview.org/t/background-vs-path-traced-environment/7402 "2022-03-02T08:08:01Z")

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In ParaView 5.9, when ray tracing is enabled, we are present with group called Path Traced Environment. From what I see, it’s largely same as the Background and does indeed override whatever is set in the Background. In…

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## [Removing Python 2 support in 5.9](https://discourse.paraview.org/t/removing-python-2-support-in-5-9/4236)

<div class="topic-metadata">

**Author:** [@ben.boeckel](https://discourse.paraview.org/u/ben.boeckel)\
**Replies:** 1\
**Last updated:** [May 2, 2020, 8:00am UTC](https://discourse.paraview.org/t/removing-python-2-support-in-5-9/4236 "2020-05-02T08:00:07Z")

</div>

Hi, With Python2 being end-of-life, we’d like to remove support for Python2 in 5.9. Are there any objections to doing so on master within the next few weeks? https://gitlab.kitware.com/paraview/paraview/-/merge\_reques…

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## [Applying 'land' mask to spherical data plot](https://discourse.paraview.org/t/applying-land-mask-to-spherical-data-plot/1444)

<div class="topic-metadata">

**Author:** [@nicj](https://discourse.paraview.org/u/nicj)\
**Replies:** 8\
**Last updated:** [March 18, 2019, 10:41am UTC](https://discourse.paraview.org/t/applying-land-mask-to-spherical-data-plot/1444 "2019-03-18T10:41:04Z")

</div>

Hello, It’s my first time using paraview. I’m trying to do a visualization of data from MPAS model- data is read from netcdf file (with unstructured grid with lat/lon and some ocean data) using Netcdf MPAS reader. Is th…

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## [velocity component glyph](https://discourse.paraview.org/t/velocity-component-glyph/5158)

<div class="topic-metadata">

**Author:** [@yashika\_dhote](https://discourse.paraview.org/u/yashika_dhote)\
**Replies:** 4\
**Last updated:** [October 19, 2022, 12:43am UTC](https://discourse.paraview.org/t/velocity-component-glyph/5158 "2022-10-19T00:43:21Z")

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Dear All, How to plot y-component of velocity vector in paraview? I have a 2D surface with x and y component of velocity. I tried to plot it using glyph but resultant velocity vector is plotting. Yashika

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## [Native Support for NASTRAN output file (bdf, op2)](https://discourse.paraview.org/t/native-support-for-nastran-output-file-bdf-op2/7043)

<div class="topic-metadata">

**Author:** [@mwestphal](https://discourse.paraview.org/u/mwestphal)\
**Replies:** 2\
**Last updated:** [June 18, 2024, 9:36am UTC](https://discourse.paraview.org/t/native-support-for-nastran-output-file-bdf-op2/7043 "2024-06-18T09:36:01Z")

</div>

ParaView support to read some NASTRAN files (.csv, .nas, ,f06) but there is no way to currently read .bdf and .op2 file in ParaView. It may be possibe with Visit though. Related discussions:

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## [Make a cross-section with DEM](https://discourse.paraview.org/t/make-a-cross-section-with-dem/9686)

<div class="topic-metadata">

**Author:** [@Eungsang](https://discourse.paraview.org/u/Eungsang)\
**Replies:** 8\
**Last updated:** [August 15, 2022, 7:04am UTC](https://discourse.paraview.org/t/make-a-cross-section-with-dem/9686 "2022-08-15T07:04:37Z")

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Hello, I am a student studying geophysics. I’m using Paraview to make a geophysical map, and I have a question. As shown in the example below, I would like to plot a profile standing on the z-axis with the DEM. https:…

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## [stl unit size](https://discourse.paraview.org/t/stl-unit-size/2241)

<div class="topic-metadata">

**Author:** [@momentumv](https://discourse.paraview.org/u/momentumv)\
**Replies:** 4\
**Last updated:** [July 18, 2019, 2:53pm UTC](https://discourse.paraview.org/t/stl-unit-size/2241 "2019-07-18T14:53:19Z")

</div>

I exported data (save data) and successfully saved a set of contours, but when I import them into a cad package, the data seems to be scaled by a factor of 100. (a point in paraview would be at 0.119 (meters) and that sa…

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## [reading ascii file into Paraview](https://discourse.paraview.org/t/reading-ascii-file-into-paraview/1435)

<div class="topic-metadata">

**Author:** [@Dec](https://discourse.paraview.org/u/Dec)\
**Replies:** 3\
**Last updated:** [March 11, 2019, 11:38am UTC](https://discourse.paraview.org/t/reading-ascii-file-into-paraview/1435 "2019-03-11T11:38:06Z")

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Hi, Looking to understand how to best import an ascii file, like the one attached, into ParaView. Its one of many output file from CONVERGE CFD program. I am looking to utilize ParaView for my line plotting (XP plots) p…

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## [How to rename OpenFOAM patches directly from Paraview?](https://discourse.paraview.org/t/how-to-rename-openfoam-patches-directly-from-paraview/7666)

<div class="topic-metadata">

**Author:** [@falco](https://discourse.paraview.org/u/falco)\
**Replies:** 7\
**Last updated:** [August 2, 2021, 9:32am UTC](https://discourse.paraview.org/t/how-to-rename-openfoam-patches-directly-from-paraview/7666 "2021-08-02T09:32:35Z")

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Hello, I am using OpenFOAM to conduct several simulations. In most cases, I constantly use the ‘autoPatch’ utility to divide external faces of the mesh into patches based on a given angle. The utility will rename the re…

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## [3D scatterplot with lighting/shadows](https://discourse.paraview.org/t/3d-scatterplot-with-lighting-shadows/2813)

<div class="topic-metadata">

**Author:** [@bradley](https://discourse.paraview.org/u/bradley)\
**Replies:** 3\
**Last updated:** [October 22, 2019, 8:51am UTC](https://discourse.paraview.org/t/3d-scatterplot-with-lighting-shadows/2813 "2019-10-22T08:51:47Z")

</div>

I need to plot my data as a 3D scatterplot, using discrete data points (no triangulation to create a surface), with such control over the lighting/shading/shadow effects that the 3-dimensionality really pops out at you. …

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## [Plotting data from arbitrary points or cells](https://discourse.paraview.org/t/plotting-data-from-arbitrary-points-or-cells/8560)

<div class="topic-metadata">

**Author:** [@FEngineer](https://discourse.paraview.org/u/FEngineer)\
**Replies:** 7\
**Last updated:** [December 10, 2021, 8:23am UTC](https://discourse.paraview.org/t/plotting-data-from-arbitrary-points-or-cells/8560 "2021-12-10T08:23:34Z")

</div>

Hi, is it possible to plot data from any selected point/cell over time (2D plot) in ParaView ? I know about the “Find Data” tool but it allows me to create plots only for points/cells that have the value of a selected v…

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