# Top

**URL:** https://discourse.paraview.org/top.md?page=29&period=all

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

**Page:** 30

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## [Visualization of 3D cell data](https://discourse.paraview.org/t/visualization-of-3d-cell-data/7235)

<div class="topic-metadata">

**Author:** [@nbob](https://discourse.paraview.org/u/nbob)\
**Replies:** 8\
**Last updated:** [May 17, 2021, 12:05pm UTC](https://discourse.paraview.org/t/visualization-of-3d-cell-data/7235 "2021-05-17T12:05:49Z")

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Hello, I am looking for advice on how to get started with the following problem: I have 3D numpy arrays that are for example 100x300x300 and represent a volume that holds cell data. It is therefore not a point cloud or …

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## [get all cells using a certain point id](https://discourse.paraview.org/t/get-all-cells-using-a-certain-point-id/4371)

<div class="topic-metadata">

**Author:** [@boonth](https://discourse.paraview.org/u/boonth)\
**Replies:** 6\
**Last updated:** [May 20, 2020, 9:42pm UTC](https://discourse.paraview.org/t/get-all-cells-using-a-certain-point-id/4371 "2020-05-20T21:42:05Z")

</div>

In Paraview, is there a way to get a list of all cells which use a certain point id? To extend this, given a list of multiple point ids, I would like to get all cells which use any of these points. thanks, Boonth

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## [Represent contact network with Tube Filter](https://discourse.paraview.org/t/represent-contact-network-with-tube-filter/6678)

<div class="topic-metadata">

**Author:** [@ebreard](https://discourse.paraview.org/u/ebreard)\
**Replies:** 2\
**Last updated:** [June 14, 2022, 8:50am UTC](https://discourse.paraview.org/t/represent-contact-network-with-tube-filter/6678 "2022-06-14T08:50:14Z")

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Hi, I have data provided by discrete element method that are vtp files. I eventually would like to represent the contact network between the grains using the Tube Filter. Here is an example in the literature Each tu…

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## [Segmentation fault, Loguru caught a signal: SIGSEGV](https://discourse.paraview.org/t/segmentation-fault-loguru-caught-a-signal-sigsegv/8941)

<div class="topic-metadata">

**Author:** [@ckpark96](https://discourse.paraview.org/u/ckpark96)\
**Replies:** 5\
**Last updated:** [February 15, 2022, 4:10pm UTC](https://discourse.paraview.org/t/segmentation-fault-loguru-caught-a-signal-sigsegv/8941 "2022-02-15T16:10:19Z")

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Hello, I have Paraview 5.10 installed on my PopOs 21.10 via the binary package and when I load .xmf file and select my desired properties and proceed with ‘apply’, Paraview crashes with the following error. Could anyone…

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## [Improve your Day To Day workflow with ParaView: a free Kitware Webinar](https://discourse.paraview.org/t/improve-your-day-to-day-workflow-with-paraview-a-free-kitware-webinar/14878)

<div class="topic-metadata">

**Author:** [@nicolas.vuaille](https://discourse.paraview.org/u/nicolas.vuaille)\
**Replies:** 1\
**Last updated:** [June 26, 2024, 8:17am UTC](https://discourse.paraview.org/t/improve-your-day-to-day-workflow-with-paraview-a-free-kitware-webinar/14878 "2024-06-26T08:17:51Z")

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You probably already know ParaView for its analysis and visualization capabilities. But do you know its quality-of-life features? During this webinar, we will see how to improve your day-to-day experience with ParaView. …

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## [Cannot open vtu files with ParaView 5.8](https://discourse.paraview.org/t/cannot-open-vtu-files-with-paraview-5-8/3759)

<div class="topic-metadata">

**Author:** [@clement](https://discourse.paraview.org/u/clement)\
**Replies:** 8\
**Last updated:** [May 24, 2020, 2:42am UTC](https://discourse.paraview.org/t/cannot-open-vtu-files-with-paraview-5-8/3759 "2020-05-24T02:42:32Z")

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Hello, I’m trying to open vtu files. They are working with version 5.7 and previous, but not with 5.8, returning: ERROR: In C:\\bbd\\ecd3383f\\build\\superbuild\\paraview\\src\\VTK\\IO\\XML\\vtkXMLUnstructuredDataReader.cxx, lin…

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## [Error reading in tecplot dat file](https://discourse.paraview.org/t/error-reading-in-tecplot-dat-file/3755)

<div class="topic-metadata">

**Author:** [@dwesley](https://discourse.paraview.org/u/dwesley)\
**Replies:** 6\
**Last updated:** [August 22, 2023, 11:41pm UTC](https://discourse.paraview.org/t/error-reading-in-tecplot-dat-file/3755 "2023-08-22T23:41:33Z")

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Hi, apologies if this has been asked before - i searched but couldn’t find an answer. I’m attempting to read in a .dat file with the Tecplot reader but keep encountering errors. The SOLUTIONTIME and STRANDID warnings can…

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## [Parallel reading/visualization of vtu files](https://discourse.paraview.org/t/parallel-reading-visualization-of-vtu-files/1856)

<div class="topic-metadata">

**Author:** [@Niklas](https://discourse.paraview.org/u/Niklas)\
**Replies:** 3\
**Last updated:** [May 15, 2019, 5:12pm UTC](https://discourse.paraview.org/t/parallel-reading-visualization-of-vtu-files/1856 "2019-05-15T17:12:16Z")

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Hi, I have a large irregular grid that I can only read in single threaded. I thought that storing it as vtu or pvtu would later allow me to read in and visualize the data in parallel, but it does not. I do see all the p…

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## [Averaging in spanwise direction and plotiing the data](https://discourse.paraview.org/t/averaging-in-spanwise-direction-and-plotiing-the-data/6150)

<div class="topic-metadata">

**Author:** [@proxy](https://discourse.paraview.org/u/proxy)\
**Replies:** 7\
**Last updated:** [January 3, 2021, 2:56pm UTC](https://discourse.paraview.org/t/averaging-in-spanwise-direction-and-plotiing-the-data/6150 "2021-01-03T14:56:47Z")

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Hi, I tried to simulate a 3D NACA aerofoil in OpenFOAM. I want the velocity profile at different section of this aerofoil. To do that I need to average the velocity field in the span wise direction and then plot the vel…

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## [Merging vector and scalar data files.](https://discourse.paraview.org/t/merging-vector-and-scalar-data-files/9050)

<div class="topic-metadata">

**Author:** [@Valentin\_Slepukhin](https://discourse.paraview.org/u/Valentin_Slepukhin)\
**Replies:** 3\
**Last updated:** [February 24, 2022, 1:08am UTC](https://discourse.paraview.org/t/merging-vector-and-scalar-data-files/9050 "2022-02-24T01:08:09Z")

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Hello, I am trying to merge files with vector data and with scalar data (defined on the same mesh), and then use Warp by Vector (to see each point displaced according to the vector data and colored according to scalar d…

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## [LiDAR in ParaView](https://discourse.paraview.org/t/lidar-in-paraview/1289)

<div class="topic-metadata">

**Author:** [@Adrian](https://discourse.paraview.org/u/Adrian)\
**Replies:** 6\
**Last updated:** [May 21, 2019, 6:53pm UTC](https://discourse.paraview.org/t/lidar-in-paraview/1289 "2019-05-21T18:53:13Z")

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Hello. My team works with point cloud data taken from various (i.e. different manufacturers) LiDAR sensors, and process the data for a robotics application. Until now, we were using a development framework that included…

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## [Area of slice : CellSize vs Integrate Variables](https://discourse.paraview.org/t/area-of-slice-cellsize-vs-integrate-variables/5686)

<div class="topic-metadata">

**Author:** [@kirit\_101](https://discourse.paraview.org/u/kirit_101)\
**Replies:** 6\
**Last updated:** [November 29, 2021, 1:50pm UTC](https://discourse.paraview.org/t/area-of-slice-cellsize-vs-integrate-variables/5686 "2021-11-29T13:50:52Z")

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I need the area of my cell data as a variable to calculate area-weighted average values. To get that I am using Filter\> CellSize \> Compute Area. This gives me area on my cell data. I am exporting these values in csv file…

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## [Calculate volume of tetrahedral mesh regions](https://discourse.paraview.org/t/calculate-volume-of-tetrahedral-mesh-regions/2609)

<div class="topic-metadata">

**Author:** [@Hamburgerfinger](https://discourse.paraview.org/u/Hamburgerfinger)\
**Replies:** 4\
**Last updated:** [October 5, 2020, 7:27pm UTC](https://discourse.paraview.org/t/calculate-volume-of-tetrahedral-mesh-regions/2609 "2020-10-05T19:27:40Z")

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I have a tetrahedral mesh with different regions defined by common scalars. I’m trying to figure out how to use the ‘Cell Size’ filter to calculate the volume of each region, but right now I can only calculate the volum…

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## [Error: Failed to read data. Algorithm returned failure for request: vtkinformation](https://discourse.paraview.org/t/error-failed-to-read-data-algorithm-returned-failure-for-request-vtkinformation/826)

<div class="topic-metadata">

**Author:** [@danny.douglas](https://discourse.paraview.org/u/danny.douglas)\
**Replies:** 3\
**Last updated:** [May 19, 2023, 11:07pm UTC](https://discourse.paraview.org/t/error-failed-to-read-data-algorithm-returned-failure-for-request-vtkinformation/826 "2023-05-19T23:07:03Z")

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Hello, I’m a very recent Paraview user and can’t seem to see what is causing the problem I face. I have multiple solution.xdmf files that I am able to load into paraview and can observe the maximum timestep of the soluti…

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## [failure to read xdmf files generated by Fenics](https://discourse.paraview.org/t/failure-to-read-xdmf-files-generated-by-fenics/4928)

<div class="topic-metadata">

**Author:** [@azerad](https://discourse.paraview.org/u/azerad)\
**Replies:** 4\
**Last updated:** [January 31, 2022, 7:25pm UTC](https://discourse.paraview.org/t/failure-to-read-xdmf-files-generated-by-fenics/4928 "2022-01-31T19:25:52Z")

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I am using Paraview-5.8.1-RC2 with a MacOS Mojave 10.14.5 with 16Gb Ram I get errors message (see below) when I open the attached xdmf file (generated by Fenics). velocity.xdmf (24.1 KB) The velocity.h5 companion file…

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## [Creating 3D mesh-plot using xyz values.](https://discourse.paraview.org/t/creating-3d-mesh-plot-using-xyz-values/4020)

<div class="topic-metadata">

**Author:** [@veenak](https://discourse.paraview.org/u/veenak)\
**Replies:** 2\
**Last updated:** [April 10, 2020, 5:25pm UTC](https://discourse.paraview.org/t/creating-3d-mesh-plot-using-xyz-values/4020 "2020-04-10T17:25:41Z")

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Hi Team. I have a CSV file with x y and z values. I just need the meshgrid plot for this file using paraview. I did the import csv -\>tabletopoints however I am not getting the required 3D view. it is the csv for 6000 x …

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## [How to open my .dat file which is in tecplot format](https://discourse.paraview.org/t/how-to-open-my-dat-file-which-is-in-tecplot-format/8796)

<div class="topic-metadata">

**Author:** [@Mohammed\_Niyasdeen](https://discourse.paraview.org/u/Mohammed_Niyasdeen)\
**Replies:** 7\
**Last updated:** [January 19, 2022, 5:52pm UTC](https://discourse.paraview.org/t/how-to-open-my-dat-file-which-is-in-tecplot-format/8796 "2022-01-19T17:52:53Z")

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I am trying to make a 3D plot using the .dat file which is in Tecplot format. I tried several questions similar to this and nothing solved my problem. How to 3D plot the attached file? My OS is windows 10, Paraview Ver…

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## [Updating required Python minimum version to 3.6](https://discourse.paraview.org/t/updating-required-python-minimum-version-to-3-6/5448)

<div class="topic-metadata">

**Author:** [@utkarsh.ayachit](https://discourse.paraview.org/u/utkarsh.ayachit)\
**Replies:** 1\
**Last updated:** [October 5, 2020, 4:44pm UTC](https://discourse.paraview.org/t/updating-required-python-minimum-version-to-3-6/5448 "2020-10-05T16:44:43Z")

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Python 3.5 and earlier are now EOL. Should we update ParaView’s minimum required Python version to 3.6?

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## [Plot over line in different times in same line chart](https://discourse.paraview.org/t/plot-over-line-in-different-times-in-same-line-chart/2144)

<div class="topic-metadata">

**Author:** [@AlexLadino](https://discourse.paraview.org/u/AlexLadino)\
**Replies:** 3\
**Last updated:** [July 11, 2019, 5:35pm UTC](https://discourse.paraview.org/t/plot-over-line-in-different-times-in-same-line-chart/2144 "2019-07-11T17:35:33Z")

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I have an OpenFoam transient simulation and i want to plot the pressure profile at two (or more) different time step in same chart in order to see the evolution of the profile along time. So, in resume: How can i do to …

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## [Distance calculation between points](https://discourse.paraview.org/t/distance-calculation-between-points/6531)

<div class="topic-metadata">

**Author:** [@wascott](https://discourse.paraview.org/u/wascott)\
**Replies:** 4\
**Last updated:** [March 30, 2021, 10:56pm UTC](https://discourse.paraview.org/t/distance-calculation-between-points/6531 "2021-03-30T22:56:24Z")

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I know how to calculate distance between points (the Sources/ Ruler). Is there a way to calculate the distance between two points for many timesteps? Thanks!

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## [Calculate spatial average and project value on isosurface](https://discourse.paraview.org/t/calculate-spatial-average-and-project-value-on-isosurface/2918)

<div class="topic-metadata">

**Author:** [@ebreard](https://discourse.paraview.org/u/ebreard)\
**Replies:** 0\
**Last updated:** [November 5, 2019, 10:44pm UTC](https://discourse.paraview.org/t/calculate-spatial-average-and-project-value-on-isosurface/2918 "2019-11-05T22:44:16Z")

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Hi, I have cell data in 3D, and I would like to compute the average of a scalar or vector on a isosurface. I am simulating a gravity current (see attached). I can draw the isosurface and would like to compute the ent…

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## [Calculating Mass Flow / Surface Flow](https://discourse.paraview.org/t/calculating-mass-flow-surface-flow/8493)

<div class="topic-metadata">

**Author:** [@SCRO1022](https://discourse.paraview.org/u/SCRO1022)\
**Replies:** 5\
**Last updated:** [November 29, 2021, 3:06pm UTC](https://discourse.paraview.org/t/calculating-mass-flow-surface-flow/8493 "2021-11-29T15:06:30Z")

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Hello, i am trying to calculate the mass flow / surface flow through a slice inside a pipe, as you can see in this picture. I know, there is a SurfaceFlow filter which should actually do this job for me, but i think…

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## [Surface and line integrals on user-defined ParaView planes and lines](https://discourse.paraview.org/t/surface-and-line-integrals-on-user-defined-paraview-planes-and-lines/1029)

<div class="topic-metadata">

**Author:** [@AlinS](https://discourse.paraview.org/u/AlinS)\
**Replies:** 1\
**Last updated:** [December 12, 2018, 6:23am UTC](https://discourse.paraview.org/t/surface-and-line-integrals-on-user-defined-paraview-planes-and-lines/1029 "2018-12-12T06:23:49Z")

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Hi, I’m trying to find out how can I realize surface and line integrals in a 3D model on surfaces and lines defined in ParaView by the user. Surface integrals I wasn’t able to find a way to define a surface/plane in …

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## [paraview-python: Could not import vtkCommonComputationalGeometry](https://discourse.paraview.org/t/paraview-python-could-not-import-vtkcommoncomputationalgeometry/805)

<div class="topic-metadata">

**Author:** [@cdoucet](https://discourse.paraview.org/u/cdoucet)\
**Replies:** 2\
**Last updated:** [November 5, 2018, 4:31pm UTC](https://discourse.paraview.org/t/paraview-python-could-not-import-vtkcommoncomputationalgeometry/805 "2018-11-05T16:31:41Z")

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I try to run a python script (test.py) containing this line only: \`from paraview.simple import \*\` I want to use the last version of paraview. So, I downloaded it from the official webpage and I uncompressed the corresp…

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## [Reduce the size of grid data](https://discourse.paraview.org/t/reduce-the-size-of-grid-data/3615)

<div class="topic-metadata">

**Author:** [@carl.hughes.cerberus](https://discourse.paraview.org/u/carl.hughes.cerberus)\
**Replies:** 7\
**Last updated:** [February 20, 2020, 3:34pm UTC](https://discourse.paraview.org/t/reduce-the-size-of-grid-data/3615 "2020-02-20T15:34:13Z")

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Hello, Is there a filter or process that can reduce the size of a rectilinear grid. i.e, I want to reduce the mesh from 100x100x100 to 50x50x50 but have the overall outer dimensions the same, so that the blocks are aver…

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## [ParaView Support Files Format](https://discourse.paraview.org/t/paraview-support-files-format/1060)

<div class="topic-metadata">

**Author:** [@haiboli](https://discourse.paraview.org/u/haiboli)\
**Replies:** 7\
**Last updated:** [December 2, 2019, 8:46am UTC](https://discourse.paraview.org/t/paraview-support-files-format/1060 "2019-12-02T08:46:12Z")

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Hello everyone! ParaView is a powerful soft, it’s very great ! I found it support nastran files format. When I want to open op2 files why it can’t work? Could some one tell me why? Thank you very much!

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## [vtkPolyDataReader Error: Unsupported point attribute type](https://discourse.paraview.org/t/vtkpolydatareader-error-unsupported-point-attribute-type/6145)

<div class="topic-metadata">

**Author:** [@Charles](https://discourse.paraview.org/u/Charles)\
**Replies:** 6\
**Last updated:** [April 26, 2021, 7:27am UTC](https://discourse.paraview.org/t/vtkpolydatareader-error-unsupported-point-attribute-type/6145 "2021-04-26T07:27:06Z")

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Dear friends, I am kindly asking for help in addressing the vtkPolyDataReader Error: Unsupported point attribute type. I am writing a VTK file for discrete points with several scalar properties and vector properties. H…

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## [Transparent background animation problem.](https://discourse.paraview.org/t/transparent-background-animation-problem/4325)

<div class="topic-metadata">

**Author:** [@eurodev](https://discourse.paraview.org/u/eurodev)\
**Replies:** 5\
**Last updated:** [October 23, 2020, 9:37am UTC](https://discourse.paraview.org/t/transparent-background-animation-problem/4325 "2020-10-23T09:37:11Z")

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Hello everyone and thank you for reading me, I am trying to render a video animation of some results using “save animation” in Paraview. The problem is that I’m needing a transparent background for this, but regardless …

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## [Specify screenshot boundaries in ParaView](https://discourse.paraview.org/t/specify-screenshot-boundaries-in-paraview/3340)

<div class="topic-metadata">

**Author:** [@panosvar](https://discourse.paraview.org/u/panosvar)\
**Replies:** 5\
**Last updated:** [January 15, 2020, 7:08pm UTC](https://discourse.paraview.org/t/specify-screenshot-boundaries-in-paraview/3340 "2020-01-15T19:08:52Z")

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Hi, I’ve created a simple pipeline where I create geometry and mesh in Salome, then use Elmer to simulate the pressure field, and finally visualize the field in ParaView. Then, I can take a screenshot of this field, how…

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## [Help on a python programmable filter plugin](https://discourse.paraview.org/t/help-on-a-python-programmable-filter-plugin/2104)

<div class="topic-metadata">

**Author:** [@ademaio](https://discourse.paraview.org/u/ademaio)\
**Replies:** 8\
**Last updated:** [July 22, 2019, 8:44pm UTC](https://discourse.paraview.org/t/help-on-a-python-programmable-filter-plugin/2104 "2019-07-22T20:44:14Z")

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Dear all, I’m trying to write a compiled plugin based on python programmable filter (following the example in https://www.paraview.org/Wiki/Plugin\_Tutorial:\_Subclassing\_PythonProgrammableFilter ) to build a reader of a …

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## [Streamtracer changes color](https://discourse.paraview.org/t/streamtracer-changes-color/2294)

<div class="topic-metadata">

**Author:** [@Mariana\_Rodriguez](https://discourse.paraview.org/u/Mariana_Rodriguez)\
**Replies:** 8\
**Last updated:** [July 29, 2019, 6:28pm UTC](https://discourse.paraview.org/t/streamtracer-changes-color/2294 "2019-07-29T18:28:14Z")

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Hello, I have created streamlines using the Stream-tracer filter. I defined the lines to be black. However, after I apply the transform filter the lines get changed to white. Does anybody knows why this is happening? T…

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## [Compute pressure coefficient on the cylinder surface](https://discourse.paraview.org/t/compute-pressure-coefficient-on-the-cylinder-surface/9185)

<div class="topic-metadata">

**Author:** [@xq520](https://discourse.paraview.org/u/xq520)\
**Replies:** 7\
**Last updated:** [March 16, 2022, 3:53pm UTC](https://discourse.paraview.org/t/compute-pressure-coefficient-on-the-cylinder-surface/9185 "2022-03-16T15:53:25Z")

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Hello everyone, I want to compute the pressure coefficient on the cylinder wall (the inner cylinder). As can be seen below. The wall contains density, pressure, velocity, I think. Could someone tell me how to get the pr…

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## [What's the best way to visualise Abaqus simulations in Paraview](https://discourse.paraview.org/t/whats-the-best-way-to-visualise-abaqus-simulations-in-paraview/3157)

<div class="topic-metadata">

**Author:** [@Abbas](https://discourse.paraview.org/u/Abbas)\
**Replies:** 5\
**Last updated:** [December 11, 2019, 9:42am UTC](https://discourse.paraview.org/t/whats-the-best-way-to-visualise-abaqus-simulations-in-paraview/3157 "2019-12-11T09:42:52Z")

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I am looking to use the Abaqus output file to create a more user-friendly infographic, using customizations that Paraview provides. Is there an effective way to visualise Abaqus output in Paraview? Do I need to use some…

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## [limit number of threads used by Paraview](https://discourse.paraview.org/t/limit-number-of-threads-used-by-paraview/1241)

<div class="topic-metadata">

**Author:** [@eric](https://discourse.paraview.org/u/eric)\
**Replies:** 1\
**Last updated:** [March 13, 2020, 2:55pm UTC](https://discourse.paraview.org/t/limit-number-of-threads-used-by-paraview/1241 "2020-03-13T14:55:08Z")

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Hi, I am currently trying out Paraview 5.6.0 (with OpenGL and OSPRay 1.7.3 support) on a machine sharing ressources with multiple users - client/server on the same machine. I could limit the number of thread used by OS…

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## [Get specific spreadsheet cell data from Integrate Variable generated spreadsheets](https://discourse.paraview.org/t/get-specific-spreadsheet-cell-data-from-integrate-variable-generated-spreadsheets/3504)

<div class="topic-metadata">

**Author:** [@Vikram](https://discourse.paraview.org/u/Vikram)\
**Replies:** 5\
**Last updated:** [February 5, 2020, 11:30pm UTC](https://discourse.paraview.org/t/get-specific-spreadsheet-cell-data-from-integrate-variable-generated-spreadsheets/3504 "2020-02-05T23:30:32Z")

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Hello, I would like to create a ParaView python script to compute volumes of specific sub regions of the mesh (obtained via Threshold), and then print the volume to a file. Currently, I am able to use Threshold, follow…

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## [Change the size and colour of the grid ticks](https://discourse.paraview.org/t/change-the-size-and-colour-of-the-grid-ticks/4686)

<div class="topic-metadata">

**Author:** [@Jeffersson](https://discourse.paraview.org/u/Jeffersson)\
**Replies:** 4\
**Last updated:** [June 26, 2020, 9:18am UTC](https://discourse.paraview.org/t/change-the-size-and-colour-of-the-grid-ticks/4686 "2020-06-26T09:18:25Z")

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Hello, I am trying to change the colour and size of the grid ticks and ticklabels. However, in the GUI, the grid button just allow to change the size and colour of the axis title but not that grey colour of the tick num…

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## [Advanced post-processing externally for volume rendering data](https://discourse.paraview.org/t/advanced-post-processing-externally-for-volume-rendering-data/5392)

<div class="topic-metadata">

**Author:** [@Partth\_Laad](https://discourse.paraview.org/u/Partth_Laad)\
**Replies:** 4\
**Last updated:** [July 22, 2026, 3:23pm UTC](https://discourse.paraview.org/t/advanced-post-processing-externally-for-volume-rendering-data/5392 "2026-07-22T15:23:44Z")

</div>

Hi all, I had a question regarding post-processing of volume rendering data and its export to other other utilities. While I find ParaView to provide great post-processing, the added surface/texture improvement is neces…

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## [Set up of paraview server on to use GPUs on Amazon AWS?](https://discourse.paraview.org/t/set-up-of-paraview-server-on-to-use-gpus-on-amazon-aws/1534)

<div class="topic-metadata">

**Author:** [@gridley](https://discourse.paraview.org/u/gridley)\
**Replies:** 7\
**Last updated:** [March 27, 2019, 4:25pm UTC](https://discourse.paraview.org/t/set-up-of-paraview-server-on-to-use-gpus-on-amazon-aws/1534 "2019-03-27T16:25:45Z")

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Hi all, I’m hoping to run pvserver on an Amazon EC2 instance with an Nvidia M60 GPU on it. Unfortunately, I’m having some issues which I believe are related to X displays on the EC2 instance. When I try to render someth…

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## [Read NetGen neutral mesh files via a python algorithm plugin](https://discourse.paraview.org/t/read-netgen-neutral-mesh-files-via-a-python-algorithm-plugin/953)

<div class="topic-metadata">

**Author:** [@dcthomp](https://discourse.paraview.org/u/dcthomp)\
**Replies:** 0\
**Last updated:** [November 25, 2018, 3:51am UTC](https://discourse.paraview.org/t/read-netgen-neutral-mesh-files-via-a-python-algorithm-plugin/953 "2018-11-25T03:51:54Z")

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If you have a mesh in NetGen’s neutral file format (a simple ASCII file), this python algorithm: """Read Netgen neutral files.""" from \_\_future\_\_ import print\_function from paraview.util.vtkAlgorithm import \* @smproxy…

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## [how can I use paraview on another computer, logged in with ssh?](https://discourse.paraview.org/t/how-can-i-use-paraview-on-another-computer-logged-in-with-ssh/4547)

<div class="topic-metadata">

**Author:** [@Astrid](https://discourse.paraview.org/u/Astrid)\
**Replies:** 3\
**Last updated:** [June 9, 2020, 4:15pm UTC](https://discourse.paraview.org/t/how-can-i-use-paraview-on-another-computer-logged-in-with-ssh/4547 "2020-06-09T16:15:59Z")

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Hello! I make some calculations on a computer, which is far away. I am logged in there with ssh and x-forwarding. Starting e.g. “xterm” on the far-away computer, it works. I want to do the visualization of the data o…

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## [Demonstrate points' data over time in plot and spreadsheet individually](https://discourse.paraview.org/t/demonstrate-points-data-over-time-in-plot-and-spreadsheet-individually/10466)

<div class="topic-metadata">

**Author:** [@mehrpay](https://discourse.paraview.org/u/mehrpay)\
**Replies:** 3\
**Last updated:** [October 15, 2022, 10:44am UTC](https://discourse.paraview.org/t/demonstrate-points-data-over-time-in-plot-and-spreadsheet-individually/10466 "2022-10-15T10:44:58Z")

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Hello, I have been trying to find a way to plot and show a spreadsheet of the selected points’ displacement data over time, but the plot over time, or spreadsheet view, will show average, min, max, etc. over time and not…

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## [Error opening .pvd file](https://discourse.paraview.org/t/error-opening-pvd-file/4047)

<div class="topic-metadata">

**Author:** [@Maria\_Perez](https://discourse.paraview.org/u/Maria_Perez)\
**Replies:** 6\
**Last updated:** [April 16, 2020, 9:04am UTC](https://discourse.paraview.org/t/error-opening-pvd-file/4047 "2020-04-16T09:04:09Z")

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Hi, Im new in ParaView, I have tried to open a .pvd file and I have the next errors: ERROR: In C:\\bbd\\ecd3383f\\build\\superbuild\\paraview\\src\\VTK\\IO\\XMLParser\\vtkXMLParser.cxx, line 379 vtkXMLDataParser (000002745E340C…

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## [Integrate variables over points](https://discourse.paraview.org/t/integrate-variables-over-points/3227)

<div class="topic-metadata">

**Author:** [@vishruthdilip](https://discourse.paraview.org/u/vishruthdilip)\
**Replies:** 4\
**Last updated:** [January 22, 2020, 12:40pm UTC](https://discourse.paraview.org/t/integrate-variables-over-points/3227 "2020-01-22T12:40:09Z")

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Hello, Is it possible to integrate variables by selecting points, instead of selecting a surface? I have created an Extract Selection by selecting the points I want manually. I want to apply a Calculator filter to this…

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## [Axis labels are out of control](https://discourse.paraview.org/t/axis-labels-are-out-of-control/705)

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**Author:** [@banesullivan](https://discourse.paraview.org/u/banesullivan)\
**Replies:** 4\
**Last updated:** [October 11, 2018, 7:35pm UTC](https://discourse.paraview.org/t/axis-labels-are-out-of-control/705 "2018-10-11T19:35:58Z")

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The one thing about ParaView that drives me a bit crazy: when dealing with expansive datasets, the axis labels are out of control, illegible, and majorly slow down rendering. This is a problem with every dataset I visua…

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## [Filled Contours](https://discourse.paraview.org/t/filled-contours/5285)

<div class="topic-metadata">

**Author:** [@KB92](https://discourse.paraview.org/u/KB92)\
**Replies:** 3\
**Last updated:** [July 24, 2021, 5:28pm UTC](https://discourse.paraview.org/t/filled-contours/5285 "2021-07-24T17:28:52Z")

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I try to contour a scalar field in paraview. The contour lines are okay but how can I fill these lines. So that the base colour should not be uniform. Reference for filled contour is in the picture 2.

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## [finding and outputting max point for plot over line](https://discourse.paraview.org/t/finding-and-outputting-max-point-for-plot-over-line/5417)

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**Author:** [@wascott](https://discourse.paraview.org/u/wascott)\
**Replies:** 8\
**Last updated:** [March 12, 2021, 2:51am UTC](https://discourse.paraview.org/t/finding-and-outputting-max-point-for-plot-over-line/5417 "2021-03-12T02:51:40Z")

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I have a user that needs to run dozens of plot over lines through his dataset, find the maximum value, and write this value out. This needs to occur in parallel. Here is an example: Remote paraview. Further, this ex…

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## [How to get the particles trajectory from an Open Foam simulation](https://discourse.paraview.org/t/how-to-get-the-particles-trajectory-from-an-open-foam-simulation/5046)

<div class="topic-metadata">

**Author:** [@lucierecurt](https://discourse.paraview.org/u/lucierecurt)\
**Replies:** 5\
**Last updated:** [May 23, 2022, 6:45pm UTC](https://discourse.paraview.org/t/how-to-get-the-particles-trajectory-from-an-open-foam-simulation/5046 "2022-05-23T18:45:13Z")

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Hello everyone! I’m currently trying to track particle using the solver icoUncoupledKinematicParcelFoam of OpenFoam 7 . My simulation runs well but the only positions for the particles that I get are barycentric coordi…

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## [Visualize 3D mesh and displacements](https://discourse.paraview.org/t/visualize-3d-mesh-and-displacements/2343)

<div class="topic-metadata">

**Author:** [@emmagibney](https://discourse.paraview.org/u/emmagibney)\
**Replies:** 5\
**Last updated:** [August 26, 2019, 6:18am UTC](https://discourse.paraview.org/t/visualize-3d-mesh-and-displacements/2343 "2019-08-26T06:18:44Z")

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I am new to Paraview and am unsure about its capabilities. I have the nodal coordinates and a connectivity table of a 3D mesh and want to read it into Paraview to visualize. I also have nodal displacements associated wit…

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## [ParaView - Scipy Module](https://discourse.paraview.org/t/paraview-scipy-module/2578)

<div class="topic-metadata">

**Author:** [@furkankurtoglu](https://discourse.paraview.org/u/furkankurtoglu)\
**Replies:** 8\
**Last updated:** [May 28, 2020, 10:05am UTC](https://discourse.paraview.org/t/paraview-scipy-module/2578 "2020-05-28T10:05:53Z")

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Hello All, I am trying to visualize my data stored in “.mat” files. Therefore, I am planning to use python scripting with “scipy” module, which has a “.mat” input-output functions. Since “scipy” module is not installed …

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## [OpenVR Interaction](https://discourse.paraview.org/t/openvr-interaction/316)

<div class="topic-metadata">

**Author:** [@Niklas](https://discourse.paraview.org/u/Niklas)\
**Replies:** 7\
**Last updated:** [September 18, 2020, 12:32am UTC](https://discourse.paraview.org/t/openvr-interaction/316 "2020-09-18T00:32:29Z")

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Dear All, ParaViewVR works really nice, but I have three minor questions concerning the controls. Say I have a visualization with two iso-surfaces, a slice and some volume rendering. If I am in grab mode, I can often no…

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