# Top

**URL:** https://discourse.paraview.org/top.md?page=107&period=all

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

**Page:** 108

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## [Extract surfaces with Programmable Filter](https://discourse.paraview.org/t/extract-surfaces-with-programmable-filter/998)

<div class="topic-metadata">

**Author:** [@Hamburgerfinger](https://discourse.paraview.org/u/Hamburgerfinger)\
**Replies:** 0\
**Last updated:** [December 4, 2018, 4:20pm UTC](https://discourse.paraview.org/t/extract-surfaces-with-programmable-filter/998 "2018-12-04T16:20:01Z")

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Hi, I have a tetrahedral mesh in vtk unstructured grid format, with different regions defined by cell scalars. I want to apply a threshold filter to isolate an individual component and then apply the extract surface fi…

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## [stream tracer using cell centred vector field](https://discourse.paraview.org/t/stream-tracer-using-cell-centred-vector-field/10365)

<div class="topic-metadata">

**Author:** [@Omar\_Elsayed](https://discourse.paraview.org/u/Omar_Elsayed)\
**Replies:** 2\
**Last updated:** [September 21, 2022, 12:58pm UTC](https://discourse.paraview.org/t/stream-tracer-using-cell-centred-vector-field/10365 "2022-09-21T12:58:14Z")

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Paraview supports a filter called “stream tracer with custom source” which does not exist in VTK, as far as I have searched. Interestingly, the filter differs from the simple streamTracer in that it does not work with ce…

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## [How to clear background image drop down list?](https://discourse.paraview.org/t/how-to-clear-background-image-drop-down-list/3943)

<div class="topic-metadata">

**Author:** [@Badoumba](https://discourse.paraview.org/u/Badoumba)\
**Replies:** 2\
**Last updated:** [April 2, 2020, 8:24am UTC](https://discourse.paraview.org/t/how-to-clear-background-image-drop-down-list/3943 "2020-04-02T08:24:43Z")

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Hello! I have tested different background images but only want to keep one for my saved state. However, the interface keeps the previous images links active. When I open the saved state, he is still looking for non exis…

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## [MobileRemoteControl plugin in newer versions of ParaView (5.0+ )](https://discourse.paraview.org/t/mobileremotecontrol-plugin-in-newer-versions-of-paraview-5-0/2322)

<div class="topic-metadata">

**Author:** [@leopessanha](https://discourse.paraview.org/u/leopessanha)\
**Replies:** 2\
**Last updated:** [August 2, 2019, 6:31pm UTC](https://discourse.paraview.org/t/mobileremotecontrol-plugin-in-newer-versions-of-paraview-5-0/2322 "2019-08-02T18:31:28Z")

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Hi! Had the MobileRemoteControl plugin been discontinued after ParaView version 4.4? Is there a way to get it working in the newer versions? p.s.: It’s a great tool! I miss it in the newer versions!

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## [How to use a setting defined in the ApplicationName-UserSettings.json on server side?](https://discourse.paraview.org/t/how-to-use-a-setting-defined-in-the-applicationname-usersettings-json-on-server-side/11185)

<div class="topic-metadata">

**Author:** [@guillaume\_Peillex](https://discourse.paraview.org/u/guillaume_Peillex)\
**Replies:** 7\
**Last updated:** [January 18, 2023, 10:20am UTC](https://discourse.paraview.org/t/how-to-use-a-setting-defined-in-the-applicationname-usersettings-json-on-server-side/11185 "2023-01-18T10:20:29Z")

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Hi all, I’am using the PipelineSourceName property and want our users be able to specifiy a regex that can be used in the renaming process. I was thinking about setting this regex in the user (or site) settings file bu…

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## [Paraview crashing when loading state file](https://discourse.paraview.org/t/paraview-crashing-when-loading-state-file/14837)

<div class="topic-metadata">

**Author:** [@kieran\_leadbetter](https://discourse.paraview.org/u/kieran_leadbetter)\
**Replies:** 6\
**Last updated:** [December 5, 2025, 9:34am UTC](https://discourse.paraview.org/t/paraview-crashing-when-loading-state-file/14837 "2025-12-05T09:34:42Z")

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Hi, Have been working on some 3D data today when the following error would pop up when loading the state file: ROR: In C:\\glr\\builds\\paraview\\paraview-ci\\build\\superbuild\\paraview\\src\\VTK\\Common\\ExecutionModel\\vtkDeman…

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## [Link to python error when compiling ParaView with -DPARAVIEW\_BUILD\_TESTING=ON](https://discourse.paraview.org/t/link-to-python-error-when-compiling-paraview-with-dparaview-build-testing-on/13524)

<div class="topic-metadata">

**Author:** [@guillaume\_Peillex](https://discourse.paraview.org/u/guillaume_Peillex)\
**Replies:** 6\
**Last updated:** [December 20, 2023, 2:02pm UTC](https://discourse.paraview.org/t/link-to-python-error-when-compiling-paraview-with-dparaview-build-testing-on/13524 "2023-12-20T14:02:07Z")

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Hi all, I’m facing a link problem when i try to build ParaView when the option PARAVIEW\_BUILD\_TESTING is on. When it is OFF, ParaView build successfully. The errors arise when compiling some of the test modules of the…

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## [Exporting python polar plot into VTK](https://discourse.paraview.org/t/exporting-python-polar-plot-into-vtk/13767)

<div class="topic-metadata">

**Author:** [@sangjun11316](https://discourse.paraview.org/u/sangjun11316)\
**Replies:** 3\
**Last updated:** [January 23, 2024, 2:31pm UTC](https://discourse.paraview.org/t/exporting-python-polar-plot-into-vtk/13767 "2024-01-23T14:31:46Z")

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I have python numpy arrays of radius, theta, and values that will generate the following image (radius: 1d, theta: 1d, values: 2d \[dim\_theta, dim\_radius\]) fig, ax = plt.subplots(subplot\_kw=dict(projection='polar')) mes…

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## [Possible Bug When Using ProgrammableSource with vtkImageData](https://discourse.paraview.org/t/possible-bug-when-using-programmablesource-with-vtkimagedata/4249)

<div class="topic-metadata">

**Author:** [@rafaelmarch3](https://discourse.paraview.org/u/rafaelmarch3)\
**Replies:** 3\
**Last updated:** [May 5, 2020, 12:19pm UTC](https://discourse.paraview.org/t/possible-bug-when-using-programmablesource-with-vtkimagedata/4249 "2020-05-05T12:19:52Z")

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I’m using ParaView 5.8.0 installed though Miniconda with Python 3.7. I have a very simple “Programmable source” to create an Image as an output: imout = self.GetOutput() imout.SetDimensions(10, 5, 3) imout.SetOrigin(…

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## [How to use 'hold points on' through paraview web visualizer?](https://discourse.paraview.org/t/how-to-use-hold-points-on-through-paraview-web-visualizer/9630)

<div class="topic-metadata">

**Author:** [@THUClifford](https://discourse.paraview.org/u/THUClifford)\
**Replies:** 5\
**Last updated:** [May 13, 2022, 7:30pm UTC](https://discourse.paraview.org/t/how-to-use-hold-points-on-through-paraview-web-visualizer/9630 "2022-05-13T19:30:32Z")

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I didnot find this functionn on visualizer tool, is there any way to realize this?

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## [5.8.1 no materials ?](https://discourse.paraview.org/t/5-8-1-no-materials/5586)

<div class="topic-metadata">

**Author:** [@xxrich](https://discourse.paraview.org/u/xxrich)\
**Replies:** 1\
**Last updated:** [October 29, 2020, 1:16pm UTC](https://discourse.paraview.org/t/5-8-1-no-materials/5586 "2020-10-29T13:16:58Z")

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5.8 state file loaded into 5.8.1 and I’m not seeing the raytrace materials selection anymore. ?

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## [Paraview Master: new build standard use of \`PARAVIEW\_USE\_MPI\`](https://discourse.paraview.org/t/paraview-master-new-build-standard-use-of-paraview-use-mpi/1164)

<div class="topic-metadata">

**Author:** [@Trophime](https://discourse.paraview.org/u/Trophime)\
**Replies:** 1\
**Last updated:** [January 23, 2019, 8:15pm UTC](https://discourse.paraview.org/t/paraview-master-new-build-standard-use-of-paraview-use-mpi/1164 "2019-01-23T20:15:29Z")

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Hi, I don’t quite ketch the comment in latest master commit regarding the new “build” standard: ParaView’s flags forcefully disable some modules. For example, ParaView can no longer be built with PARAVIEW\_USE\_MPI and…

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## [Mesh deformation using vespa in paraview](https://discourse.paraview.org/t/mesh-deformation-using-vespa-in-paraview/11965)

<div class="topic-metadata">

**Author:** [@Mehdi\_Hamidi](https://discourse.paraview.org/u/Mehdi_Hamidi)\
**Replies:** 2\
**Last updated:** [May 22, 2023, 7:46am UTC](https://discourse.paraview.org/t/mesh-deformation-using-vespa-in-paraview/11965 "2023-05-22T07:46:15Z")

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Hi, I am currently using Vespa to perform mesh deformation in Paraview, but I must admit that I don’t quite understand how to use it properly. If anyone can give me the steps to follow to perform it, I would be grateful…

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## [Creating continuous movies with small number of frames](https://discourse.paraview.org/t/creating-continuous-movies-with-small-number-of-frames/9254)

<div class="topic-metadata">

**Author:** [@Avishek](https://discourse.paraview.org/u/Avishek)\
**Replies:** 2\
**Last updated:** [March 22, 2022, 6:06pm UTC](https://discourse.paraview.org/t/creating-continuous-movies-with-small-number-of-frames/9254 "2022-03-22T18:06:42Z")

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Hello everyone! I am new to Paraview. I have installed Paraview 5.10.1 in Windows 11. I need to generate a smooth movie out of pvd and vtu files. The pvd file has 2000 timesteps. I want to generate the movie using 150 …

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## [Example "PythonFullExample" does not work](https://discourse.paraview.org/t/example-pythonfullexample-does-not-work/2922)

<div class="topic-metadata">

**Author:** [@lzhengchun](https://discourse.paraview.org/u/lzhengchun)\
**Replies:** 1\
**Last updated:** [November 6, 2019, 8:14pm UTC](https://discourse.paraview.org/t/example-pythonfullexample-does-not-work/2922 "2019-11-06T20:14:53Z")

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I downloaded the example from https://gitlab.kitware.com/paraview/paraview/tree/master/Examples/Catalyst/PythonFullExample But I run into problems. If I use the latest paraview(5.7 on MACOS) and run with pvpython fedri…

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## [pvbatch does not give speedup for .pvtu partitioned data](https://discourse.paraview.org/t/pvbatch-does-not-give-speedup-for-pvtu-partitioned-data/10463)

<div class="topic-metadata">

**Author:** [@lucasmyers97](https://discourse.paraview.org/u/lucasmyers97)\
**Replies:** 3\
**Last updated:** [October 11, 2022, 12:30am UTC](https://discourse.paraview.org/t/pvbatch-does-not-give-speedup-for-pvtu-partitioned-data/10463 "2022-10-11T00:30:35Z")

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I have a dataset that is partitioned into 128 subdomains using the .pvtu framework, and I am trying to run some data processing which uses the Programmable Filter feature. I have run a trace on the GUI to do this process…

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## [using Python shell inside ParaView](https://discourse.paraview.org/t/using-python-shell-inside-paraview/11358)

<div class="topic-metadata">

**Author:** [@Rigel](https://discourse.paraview.org/u/Rigel)\
**Replies:** 2\
**Last updated:** [February 8, 2023, 3:19pm UTC](https://discourse.paraview.org/t/using-python-shell-inside-paraview/11358 "2023-02-08T15:19:24Z")

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Hi, I am trying to run scripts from ParaView’s built-in Python shell, but I started getting a weird error which was not happening before: \>\>\> Python 3.9.5 (default, Mar 14 2022, 17:13:12) \[GCC 7.3.1 20180303 (Red Hat…

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## [Muktiple options in scalars field in threshold](https://discourse.paraview.org/t/muktiple-options-in-scalars-field-in-threshold/10297)

<div class="topic-metadata">

**Author:** [@Pravin\_Poudel](https://discourse.paraview.org/u/Pravin_Poudel)\
**Replies:** 5\
**Last updated:** [September 13, 2022, 10:59am UTC](https://discourse.paraview.org/t/muktiple-options-in-scalars-field-in-threshold/10297 "2022-09-13T10:59:14Z")

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I am still trying to understand and figure out how to use ttk in paraview. In the video i am waitching which is video created by paraview itself, sometime narrator is selecting scalars as pairidentifier, sometime persis…

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## [Client/server configuration, error: Connection refused](https://discourse.paraview.org/t/client-server-configuration-error-connection-refused/1698)

<div class="topic-metadata">

**Author:** [@jmenendez](https://discourse.paraview.org/u/jmenendez)\
**Replies:** 0\
**Last updated:** [April 18, 2019, 9:49pm UTC](https://discourse.paraview.org/t/client-server-configuration-error-connection-refused/1698 "2019-04-18T21:49:15Z")

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Hi all, I am trying to configure client-server for Paraview and I get the following error (client). The steps I follow for the configuration are: I connect with SSH to the server, there I run pvserver: ~/OpenFOAM/ubu…

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## [superbuild v5.10.0 and external plugins](https://discourse.paraview.org/t/superbuild-v5-10-0-and-external-plugins/8967)

<div class="topic-metadata">

**Author:** [@jfavre](https://discourse.paraview.org/u/jfavre)\
**Replies:** 4\
**Last updated:** [May 15, 2022, 7:45pm UTC](https://discourse.paraview.org/t/superbuild-v5-10-0-and-external-plugins/8967 "2022-05-15T19:45:29Z")

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when using a superbuild install tree to compile a plugin, I have a number of undefined \*\_DIR because they refer to the build tree (to which I have no read access). The superbuild was done with PARAVIEW\_RELOCATABLE\_INSTAL…

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## [Importing a CSV file in ParaView](https://discourse.paraview.org/t/importing-a-csv-file-in-paraview/11824)

<div class="topic-metadata">

**Author:** [@clainer](https://discourse.paraview.org/u/clainer)\
**Replies:** 1\
**Last updated:** [April 7, 2023, 9:15am UTC](https://discourse.paraview.org/t/importing-a-csv-file-in-paraview/11824 "2023-04-07T09:15:57Z")

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I am using a CFD software that is able to export just a CSV file with results (velocity, pressure, among other, for each node). How can I import these data in ParaView to analyze them (creating planes, streamlines, among…

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## [ParaView reader](https://discourse.paraview.org/t/paraview-reader/8618)

<div class="topic-metadata">

**Author:** [@sv650](https://discourse.paraview.org/u/sv650)\
**Replies:** 1\
**Last updated:** [December 14, 2021, 10:28am UTC](https://discourse.paraview.org/t/paraview-reader/8618 "2021-12-14T10:28:23Z")

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Hi, I want to write my first plugin in ParaView to read files of NeXus format (1.2. NeXus Design — nexus v2020.10 documentation). NeXus is a file format that sits on top of HDF5. I think in the first instance my data …

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## [Install headers for vtk modules build by ParaView 5.7.0](https://discourse.paraview.org/t/install-headers-for-vtk-modules-build-by-paraview-5-7-0/2721)

<div class="topic-metadata">

**Author:** [@Charles\_Gueunet](https://discourse.paraview.org/u/Charles_Gueunet)\
**Replies:** 2\
**Last updated:** [October 8, 2019, 4:09pm UTC](https://discourse.paraview.org/t/install-headers-for-vtk-modules-build-by-paraview-5-7-0/2721 "2019-10-08T16:09:30Z")

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First, I have to say that I am looking for a good practice to get around a bug that made its way on the v5.7.0, but is now fixed here. I am developing a collection of VTK modules in a library. This library can be instal…

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## [Creating an animation over multiple timestep loops](https://discourse.paraview.org/t/creating-an-animation-over-multiple-timestep-loops/14355)

<div class="topic-metadata">

**Author:** [@debbie-z](https://discourse.paraview.org/u/debbie-z)\
**Replies:** 3\
**Last updated:** [April 10, 2024, 2:41pm UTC](https://discourse.paraview.org/t/creating-an-animation-over-multiple-timestep-loops/14355 "2024-04-10T14:41:25Z")

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Hi - I would like to create an animation which spans over multiple loops of all timesteps (and alter the visibility of certain objects, change the camera position etc) in order to show different perspectives of the same …

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## [Paraview in linux](https://discourse.paraview.org/t/paraview-in-linux/10458)

<div class="topic-metadata">

**Author:** [@irenecasre](https://discourse.paraview.org/u/irenecasre)\
**Replies:** 3\
**Last updated:** [October 6, 2022, 12:09pm UTC](https://discourse.paraview.org/t/paraview-in-linux/10458 "2022-10-06T12:09:30Z")

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Hello! I have just started to use ParaView. I am using Ununtu 18.04.5 LTS and Paraview 5.10.1 (I also tryed an older version). I am visualizing my molecule using a file with the cartesian coordinates (file.xyz). I can pe…

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## [Reading Multiblock VTK file which inclueds named blocks, gets broken dataset.](https://discourse.paraview.org/t/reading-multiblock-vtk-file-which-inclueds-named-blocks-gets-broken-dataset/10125)

<div class="topic-metadata">

**Author:** [@earth2001y](https://discourse.paraview.org/u/earth2001y)\
**Replies:** 3\
**Last updated:** [August 12, 2022, 8:05am UTC](https://discourse.paraview.org/t/reading-multiblock-vtk-file-which-inclueds-named-blocks-gets-broken-dataset/10125 "2022-08-12T08:05:06Z")

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Hello. I have lots multiblock dataset files and tried visualize those dataset with ParaView 5.10.1. And I’ve met a problem. Dataset readed from Multiblock VTK file which includes named blocks, will be broken on parall…

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## [Server display not accessible](https://discourse.paraview.org/t/server-display-not-accessible/7615)

<div class="topic-metadata">

**Author:** [@Hussein\_Kokash](https://discourse.paraview.org/u/Hussein_Kokash)\
**Replies:** 1\
**Last updated:** [August 3, 2021, 10:07am UTC](https://discourse.paraview.org/t/server-display-not-accessible/7615 "2021-08-03T10:07:16Z")

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Hello everyone, I am fairly new to using linux in general and Paraview in particular. I am trying to view a case on a server using my local Paraview in the laptop. I have managed to connect between the server and Para…

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## [Tracing Particles](https://discourse.paraview.org/t/tracing-particles/7555)

<div class="topic-metadata">

**Author:** [@gizem](https://discourse.paraview.org/u/gizem)\
**Replies:** 4\
**Last updated:** [July 6, 2021, 10:05am UTC](https://discourse.paraview.org/t/tracing-particles/7555 "2021-07-06T10:05:23Z")

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Hello, I’ve been working on a set of particles, trying to trace specific ones. However, after a specific period of time the selected set of particles start changing, so instead of the originally selected particles, oth…

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## [Porting an existing VisIt plugin](https://discourse.paraview.org/t/porting-an-existing-visit-plugin/6410)

<div class="topic-metadata">

**Author:** [@henry2004y](https://discourse.paraview.org/u/henry2004y)\
**Replies:** 4\
**Last updated:** [February 8, 2021, 5:09pm UTC](https://discourse.paraview.org/t/porting-an-existing-visit-plugin/6410 "2021-02-08T17:09:16Z")

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Hi, I am not familiar with the plugin workflow in ParaView. I notice a few years ago a new VTKPythonAlgorithmBase is introduced to quickly build a customized plugin, while the old way seems to be relying on some XML fil…

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## [ParaView v5.12 crashing](https://discourse.paraview.org/t/paraview-v5-12-crashing/14459)

<div class="topic-metadata">

**Author:** [@Daluar](https://discourse.paraview.org/u/Daluar)\
**Replies:** 6\
**Last updated:** [April 26, 2024, 4:13am UTC](https://discourse.paraview.org/t/paraview-v5-12-crashing/14459 "2024-04-26T04:13:32Z")

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Hello Everyone, I am trying to visualize flow of a simulation of an aircraft in ParaView. I can plot simple contours without any problem, but when I attempt to plot streamlines over a slice, my ParaView just crashes. I …

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## [Which python version is the recommended for latest paraview on github?](https://discourse.paraview.org/t/which-python-version-is-the-recommended-for-latest-paraview-on-github/1933)

<div class="topic-metadata">

**Author:** [@sharon](https://discourse.paraview.org/u/sharon)\
**Replies:** 2\
**Last updated:** [May 28, 2019, 8:37am UTC](https://discourse.paraview.org/t/which-python-version-is-the-recommended-for-latest-paraview-on-github/1933 "2019-05-28T08:37:01Z")

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Dear Experts, To build and run paraview with python, i want to know which python version is the recommended? Thanks and Best Regards, Sharon

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## [Paraview keeps crashing once I select Interactive cells on and select plot over time](https://discourse.paraview.org/t/paraview-keeps-crashing-once-i-select-interactive-cells-on-and-select-plot-over-time/12654)

<div class="topic-metadata">

**Author:** [@Aditya\_Jain](https://discourse.paraview.org/u/Aditya_Jain)\
**Replies:** 7\
**Last updated:** [September 11, 2023, 7:28am UTC](https://discourse.paraview.org/t/paraview-keeps-crashing-once-i-select-interactive-cells-on-and-select-plot-over-time/12654 "2023-09-11T07:28:57Z")

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This is the error that I get: Loguru caught a signal: SIGSEGV ( 35.368s) \[paraview \] :0 FATL| Signal: SIGSEGV Segmentation fault (core dumped) The error seems to occur at random time…

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## [Do the python binding support getting output?](https://discourse.paraview.org/t/do-the-python-binding-support-getting-output/12790)

<div class="topic-metadata">

**Author:** [@mclarsen](https://discourse.paraview.org/u/mclarsen)\
**Replies:** 7\
**Last updated:** [September 1, 2023, 4:57pm UTC](https://discourse.paraview.org/t/do-the-python-binding-support-getting-output/12790 "2023-09-01T16:57:33Z")

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We have developed a custom reader plugin that we interact with via python. There are cases where we want to get information out from the reader. What is the best way to retrieve information from the plugin via python?

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## [Add Vector Cell Data in reader](https://discourse.paraview.org/t/add-vector-cell-data-in-reader/7508)

<div class="topic-metadata">

**Author:** [@David\_Cortes](https://discourse.paraview.org/u/David_Cortes)\
**Replies:** 1\
**Last updated:** [July 4, 2021, 3:07am UTC](https://discourse.paraview.org/t/add-vector-cell-data-in-reader/7508 "2021-07-04T03:07:57Z")

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Hello, I’m trying to write a new reader using a library of mine called oommfpy. I have cell data in the form of vectors. When I write my VTK files I specify this data as VECTORS m double. How can I do this in the reader?…

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## [plot over a line color](https://discourse.paraview.org/t/plot-over-a-line-color/7114)

<div class="topic-metadata">

**Author:** [@han\_chen](https://discourse.paraview.org/u/han_chen)\
**Replies:** 1\
**Last updated:** [May 3, 2021, 7:22am UTC](https://discourse.paraview.org/t/plot-over-a-line-color/7114 "2021-05-03T07:22:25Z")

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I’m a begginer of paraview. i encountered some issues about “plot over a line” when learning openFoam. it seemed that the color of the curves looked much lighter than i thought. i set the colour to black but it looked…

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## [Paraview build with GDAL problem](https://discourse.paraview.org/t/paraview-build-with-gdal-problem/2393)

<div class="topic-metadata">

**Author:** [@Lovrenc\_Pavlin](https://discourse.paraview.org/u/Lovrenc_Pavlin)\
**Replies:** 1\
**Last updated:** [October 17, 2019, 1:45pm UTC](https://discourse.paraview.org/t/paraview-build-with-gdal-problem/2393 "2019-10-17T13:45:53Z")

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Hi! I am trying to build paraview with GDAL enabled with no luck. I am on windows 10, with latest cmake (3.15.1) , Qt 5.12, VS 2019. I can make a build without GDAL enabled but with it I get errors (see attached file). …

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## [path tracer rendering bug with low opacity overlapping objects?](https://discourse.paraview.org/t/path-tracer-rendering-bug-with-low-opacity-overlapping-objects/14279)

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**Author:** [@pgges24](https://discourse.paraview.org/u/pgges24)\
**Replies:** 5\
**Last updated:** [April 19, 2024, 12:00pm UTC](https://discourse.paraview.org/t/path-tracer-rendering-bug-with-low-opacity-overlapping-objects/14279 "2024-04-19T12:00:45Z")

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Hi, I found some strange image artifacts when using the pathtracing render mode together with many overlapping objects at low opacity. Could this be some bug on the paraview side or is this a general ospray issue? I in…

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## [Export screenshot with High DPI\>300](https://discourse.paraview.org/t/export-screenshot-with-high-dpi-300/13930)

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**Author:** [@SKSoni](https://discourse.paraview.org/u/SKSoni)\
**Replies:** 3\
**Last updated:** [February 17, 2024, 8:46am UTC](https://discourse.paraview.org/t/export-screenshot-with-high-dpi-300/13930 "2024-02-17T08:46:50Z")

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Dear All I am unable to find any option for specifying the DPI while exporting the screenshot of the results. Hardly, it is taking to 96 DPI for a JPEG. Please suggest exporting a JPEG with 300 DPI for publication poi…

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## [Unable to properly load simulation after switch to the "point" view mode](https://discourse.paraview.org/t/unable-to-properly-load-simulation-after-switch-to-the-point-view-mode/13167)

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**Author:** [@zxc\_xc](https://discourse.paraview.org/u/zxc_xc)\
**Replies:** 3\
**Last updated:** [November 6, 2023, 3:56pm UTC](https://discourse.paraview.org/t/unable-to-properly-load-simulation-after-switch-to-the-point-view-mode/13167 "2023-11-06T15:56:39Z")

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Hi, I am attempting to visualize my openfoam simulation data. In the “cube” mode, the temperature data is displayed correctly. However, when I switch to the “point” view, all the data disappears. Upon switching back to …

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## [Error when using the VCR buttons](https://discourse.paraview.org/t/error-when-using-the-vcr-buttons/7537)

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**Author:** [@gizem](https://discourse.paraview.org/u/gizem)\
**Replies:** 3\
**Last updated:** [July 2, 2021, 1:05pm UTC](https://discourse.paraview.org/t/error-when-using-the-vcr-buttons/7537 "2021-07-02T13:05:08Z")

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Hello, I get following error message whenever I use the VCR buttons in the toolbar section: Generic Warning: In /home/buildslave/dashboards/buildbot/paraview\_release-pvbinsdash-linux-shared-release\_superbuild/build/sup…

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## [Removing staircase artifacts in image/mesh](https://discourse.paraview.org/t/removing-staircase-artifacts-in-image-mesh/4494)

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**Author:** [@rsj44](https://discourse.paraview.org/u/rsj44)\
**Replies:** 0\
**Last updated:** [June 3, 2020, 3:14pm UTC](https://discourse.paraview.org/t/removing-staircase-artifacts-in-image-mesh/4494 "2020-06-03T15:14:45Z")

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I have a micro-CT scan of an object of which I would like to visualize its mean curvature. When zoomed in on the generated isosurface’s mesh a “the stair steps artifact” becomes visible: Mean curvature: I would lik…

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## [xarray in pvpython](https://discourse.paraview.org/t/xarray-in-pvpython/7930)

<div class="topic-metadata">

**Author:** [@jmake](https://discourse.paraview.org/u/jmake)\
**Replies:** 1\
**Last updated:** [September 3, 2021, 7:31pm UTC](https://discourse.paraview.org/t/xarray-in-pvpython/7930 "2021-09-03T19:31:14Z")

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Hi, Have somebody tried to use xarray \[1\] inside a pvpython script?? Something likes : import paraview.simple import \* import numpy import xarray Thanks. \[1\]

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## [Auto execution of a Programmable Filter](https://discourse.paraview.org/t/auto-execution-of-a-programmable-filter/3306)

<div class="topic-metadata">

**Author:** [@wsherman](https://discourse.paraview.org/u/wsherman)\
**Replies:** 0\
**Last updated:** [January 10, 2020, 2:54pm UTC](https://discourse.paraview.org/t/auto-execution-of-a-programmable-filter/3306 "2020-01-10T14:54:43Z")

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Hello all, My goal is to have an object (a compass) that I can put at the top of my ParaView animation to always show the direction of view. I’ve tried a couple of ways I thought this might work, but have yet to find …

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## [Fragmented Q criterion results](https://discourse.paraview.org/t/fragmented-q-criterion-results/12967)

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**Author:** [@studyhardhardhard](https://discourse.paraview.org/u/studyhardhardhard)\
**Replies:** 2\
**Last updated:** [June 25, 2024, 3:43pm UTC](https://discourse.paraview.org/t/fragmented-q-criterion-results/12967 "2024-06-25T15:43:25Z")

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Hello everyone, When I use ParaView to extract iso-surfaces of the Q criterion, the extracted results always appear very fragmented. Due to my lack of experience, I have no idea if this is normal. I’m using ParaView 5.…

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## [How to get a full sliced 2D view of cylinder(throats) via tube and slice filter?](https://discourse.paraview.org/t/how-to-get-a-full-sliced-2d-view-of-cylinder-throats-via-tube-and-slice-filter/10889)

<div class="topic-metadata">

**Author:** [@Camelot](https://discourse.paraview.org/u/Camelot)\
**Replies:** 2\
**Last updated:** [December 22, 2022, 6:49pm UTC](https://discourse.paraview.org/t/how-to-get-a-full-sliced-2d-view-of-cylinder-throats-via-tube-and-slice-filter/10889 "2022-12-22T18:49:47Z")

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Hi there, I created a 3D pore network model and visualized it in paraview, I need to slice it into multiple 2D images. The pore part (shown as spheres) is fine, but the throat part (represented as the tube or cylind…

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## [Dynamic ParaView plugins using python](https://discourse.paraview.org/t/dynamic-paraview-plugins-using-python/1793)

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**Author:** [@siver](https://discourse.paraview.org/u/siver)\
**Replies:** 2\
**Last updated:** [May 8, 2019, 12:09pm UTC](https://discourse.paraview.org/t/dynamic-paraview-plugins-using-python/1793 "2019-05-08T12:09:21Z")

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Dear PV devs, Greetings. To put it briefly, I am attempting to write a PV plugin that reads a case and shows array names with respective buttons/sliders/etc next to them, i.e. if there are 3 variables, show 3 buttons, i…

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## [Visual artifacts at open surface ends when raytracing data in VTU format](https://discourse.paraview.org/t/visual-artifacts-at-open-surface-ends-when-raytracing-data-in-vtu-format/12551)

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**Author:** [@Hendrice](https://discourse.paraview.org/u/Hendrice)\
**Replies:** 6\
**Last updated:** [July 21, 2023, 10:56am UTC](https://discourse.paraview.org/t/visual-artifacts-at-open-surface-ends-when-raytracing-data-in-vtu-format/12551 "2023-07-21T10:56:19Z")

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Dear ParaView-Support, I’m currently facing an issue when visualising iso-contours with raytracing. The iso-contours are created in ParaView and saved as .VTU and then loaded again and visualized. Without ray-tracing: …

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## [Line break in colour bar title](https://discourse.paraview.org/t/line-break-in-colour-bar-title/13071)

<div class="topic-metadata">

**Author:** [@RemDelaporteMathurin](https://discourse.paraview.org/u/RemDelaporteMathurin)\
**Replies:** 3\
**Last updated:** [October 25, 2023, 5:44pm UTC](https://discourse.paraview.org/t/line-break-in-colour-bar-title/13071 "2023-10-25T17:44:59Z")

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Hi all, I was wondering if there was a way to have the title of a colour bar on several lines? I tried adding \\, , \\n to the title but it doesn’t seem to work. Thanks in advance!

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## [Help using TextureMapTo\_X](https://discourse.paraview.org/t/help-using-texturemapto-x/11191)

<div class="topic-metadata">

**Author:** [@dpugmire](https://discourse.paraview.org/u/dpugmire)\
**Replies:** 3\
**Last updated:** [January 17, 2023, 9:54pm UTC](https://discourse.paraview.org/t/help-using-texturemapto-x/11191 "2023-01-17T21:54:57Z")

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Hi, I’m new to ParaView and trying to map an image onto geometry. In particular, a blue marble image onto a sphere. I create a sphere source, add a TextureMapToSphere but I don’t see a way to specify the texture… Onlin…

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## [String attributes from XML VTK file in point inspector](https://discourse.paraview.org/t/string-attributes-from-xml-vtk-file-in-point-inspector/12891)

<div class="topic-metadata">

**Author:** [@Venke](https://discourse.paraview.org/u/Venke)\
**Replies:** 5\
**Last updated:** [September 20, 2023, 1:16pm UTC](https://discourse.paraview.org/t/string-attributes-from-xml-vtk-file-in-point-inspector/12891 "2023-09-20T13:16:56Z")

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Hi, it would be great if the point inspector tool could show string attributes from a XML VTK file. This post shows how to include strings in the file and how it is possible to display the text as annotation (e.g, use i…

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