# Top

**URL:** https://discourse.paraview.org/top.md?page=56&period=all

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**Page:** 57

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## [Paraview not displaying data](https://discourse.paraview.org/t/paraview-not-displaying-data/8613)

<div class="topic-metadata">

**Author:** [@Mishal](https://discourse.paraview.org/u/Mishal)\
**Replies:** 3\
**Last updated:** [December 13, 2021, 1:09pm UTC](https://discourse.paraview.org/t/paraview-not-displaying-data/8613 "2021-12-13T13:09:33Z")

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Hi Guys I am using ParaView5.7.0 on Ubuntu20.04 to display results from my LIGGGHTS simulation. I am currently using one of the LIGGGHTS examples. The problem solves, however when trying to open it on ParaView, nothin…

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## [negative scale causes problem with volume rendering](https://discourse.paraview.org/t/negative-scale-causes-problem-with-volume-rendering/1245)

<div class="topic-metadata">

**Author:** [@matthieuvitse](https://discourse.paraview.org/u/matthieuvitse)\
**Replies:** 8\
**Last updated:** [February 19, 2019, 8:57am UTC](https://discourse.paraview.org/t/negative-scale-causes-problem-with-volume-rendering/1245 "2019-02-19T08:57:36Z")

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Hi, I need to align several datasets, by rotating and scaling one of them to match the others. When I apply a -1 scale in the y direction to a Resample to Image data, the volume data is not entirely rendered anymore but…

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## [3D curve through points](https://discourse.paraview.org/t/3d-curve-through-points/9590)

<div class="topic-metadata">

**Author:** [@austinsp](https://discourse.paraview.org/u/austinsp)\
**Replies:** 3\
**Last updated:** [May 9, 2022, 7:10pm UTC](https://discourse.paraview.org/t/3d-curve-through-points/9590 "2022-05-09T19:10:38Z")

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Hi there, I am trying to use ParaView to visualize a curve in 3D space, defined by a set of (x, y, z) points parameterized by time. I would also like to color different parts of the curve by values defined along it (lik…

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## [paraview visualizer animation](https://discourse.paraview.org/t/paraview-visualizer-animation/2442)

<div class="topic-metadata">

**Author:** [@Nitin\_Kadam](https://discourse.paraview.org/u/Nitin_Kadam)\
**Replies:** 4\
**Last updated:** [September 24, 2019, 8:17am UTC](https://discourse.paraview.org/t/paraview-visualizer-animation/2442 "2019-09-24T08:17:27Z")

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Hi , I am using Paraview Visualizer web application on my local machine to open around 60 vtk data files. I am able to open it without any problem. Now I want to save it as animation .avi file. I can do that in paravie…

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## [Error running Paraview Server binary (pvserver) compiled on Cray XC40](https://discourse.paraview.org/t/error-running-paraview-server-binary-pvserver-compiled-on-cray-xc40/3318)

<div class="topic-metadata">

**Author:** [@dutta-alankar](https://discourse.paraview.org/u/dutta-alankar)\
**Replies:** 7\
**Last updated:** [January 20, 2020, 3:43pm UTC](https://discourse.paraview.org/t/error-running-paraview-server-binary-pvserver-compiled-on-cray-xc40/3318 "2020-01-20T15:43:04Z")

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I have compiled Paraview on Cray XC40 (SahasraT at SERC in India) for Haswell compute nodes. Following are the compile options used: config.sh (2.0 KB) paraview-cray-serc.cmake (3.0 KB) After a successful compilation…

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## [Is there a better way to create multiple layouts with 4 views each with Python?](https://discourse.paraview.org/t/is-there-a-better-way-to-create-multiple-layouts-with-4-views-each-with-python/2272)

<div class="topic-metadata">

**Author:** [@Rojj](https://discourse.paraview.org/u/Rojj)\
**Replies:** 1\
**Last updated:** [July 23, 2019, 11:21am UTC](https://discourse.paraview.org/t/is-there-a-better-way-to-create-multiple-layouts-with-4-views-each-with-python/2272 "2019-07-23T11:21:38Z")

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At the moment I am creating the views with the following script views = \[\] views.append(GetActiveViewOrCreate("RenderView")) views.append(CreateRenderView()) SetActiveView(views\[0\]) views.append(CreateRenderView()) SetA…

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## [Switch off dark mode in 6.0?](https://discourse.paraview.org/t/switch-off-dark-mode-in-6-0/17181)

<div class="topic-metadata">

**Author:** [@datathing](https://discourse.paraview.org/u/datathing)\
**Replies:** 8\
**Last updated:** [April 3, 2026, 1:08pm UTC](https://discourse.paraview.org/t/switch-off-dark-mode-in-6-0/17181 "2026-04-03T13:08:20Z")

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I just installed 6.0 on PC and found that it has defaulted to a ‘dark mode’ UI, and I really want to switch back to the light mode that I had in version 5.x. I cannot find a way to do this in the settings, how can I get …

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## [How to create surface vectors from components in 2 different .vtk files](https://discourse.paraview.org/t/how-to-create-surface-vectors-from-components-in-2-different-vtk-files/11435)

<div class="topic-metadata">

**Author:** [@jones123](https://discourse.paraview.org/u/jones123)\
**Replies:** 3\
**Last updated:** [February 22, 2023, 8:41am UTC](https://discourse.paraview.org/t/how-to-create-surface-vectors-from-components-in-2-different-vtk-files/11435 "2023-02-22T08:41:21Z")

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Hi all, I am rather new to Paraview and have been reading a bit about vector plotting techniques to indicate flow direction and velocity magnitudes. I am quite stuck, however, with my 2 files. These are both .vtk files…

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## [how to use paraview PDAL las reader](https://discourse.paraview.org/t/how-to-use-paraview-pdal-las-reader/2349)

<div class="topic-metadata">

**Author:** [@seasonsfx](https://discourse.paraview.org/u/seasonsfx)\
**Replies:** 3\
**Last updated:** [August 2, 2019, 7:24am UTC](https://discourse.paraview.org/t/how-to-use-paraview-pdal-las-reader/2349 "2019-08-02T07:24:23Z")

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I noticed that since paraview version 5.6.0, PDAL point cloud reader has been added.But when I use paraview to open a las file, it seems still using libLAS reader to load the file, which only give me the color and intens…

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## [Time Series in PV Glance](https://discourse.paraview.org/t/time-series-in-pv-glance/3219)

<div class="topic-metadata">

**Author:** [@tristan-salles](https://discourse.paraview.org/u/tristan-salles)\
**Replies:** 5\
**Last updated:** [April 1, 2020, 2:04am UTC](https://discourse.paraview.org/t/time-series-in-pv-glance/3219 "2020-04-01T02:04:50Z")

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Hi there and thanks for the awesome suite of software that you’ve been developing over the years! I was wondering if there was a way of embedding time series as .vtkjs or .glance files to visualise them in Paraview Glan…

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## [Paraview Not Responding](https://discourse.paraview.org/t/paraview-not-responding/10039)

<div class="topic-metadata">

**Author:** [@herp](https://discourse.paraview.org/u/herp)\
**Replies:** 3\
**Last updated:** [September 8, 2022, 2:23am UTC](https://discourse.paraview.org/t/paraview-not-responding/10039 "2022-09-08T02:23:20Z")

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I am working on paraview version 5.9.1 with files that are around 1700 mb. Whenever I do most tasks it takes a bit and paraview almost always stops responding. Is there any way to fix this to allow me to work quicker?

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## [Issue with Reading Tecplot Mesh File in ParaView](https://discourse.paraview.org/t/issue-with-reading-tecplot-mesh-file-in-paraview/12852)

<div class="topic-metadata">

**Author:** [@mardar](https://discourse.paraview.org/u/mardar)\
**Replies:** 8\
**Last updated:** [September 19, 2023, 10:44am UTC](https://discourse.paraview.org/t/issue-with-reading-tecplot-mesh-file-in-paraview/12852 "2023-09-19T10:44:40Z")

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Hello, ParaView community, I am encountering an issue while trying to import a Tecplot mesh file into ParaView. Despite successfully importing the file, I am unable to visualize it. The mesh doesn’t appear. The file: s…

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## [How can I upload local files to paraview glance through post/get request?](https://discourse.paraview.org/t/how-can-i-upload-local-files-to-paraview-glance-through-post-get-request/3268)

<div class="topic-metadata">

**Author:** [@Jaewon\_Chang](https://discourse.paraview.org/u/Jaewon_Chang)\
**Replies:** 3\
**Last updated:** [January 6, 2020, 10:10am UTC](https://discourse.paraview.org/t/how-can-i-upload-local-files-to-paraview-glance-through-post-get-request/3268 "2020-01-06T10:10:07Z")

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Hello. I’m newby and trying to upload multiple local files, image and poly data, to my local paraview glance server through post/get request. Wish I’m good at JS enough to read and modify paraviewweb source code but I’m…

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## [Using Python to Create Complicated Animation](https://discourse.paraview.org/t/using-python-to-create-complicated-animation/844)

<div class="topic-metadata">

**Author:** [@Geoff\_Schrank](https://discourse.paraview.org/u/Geoff_Schrank)\
**Replies:** 2\
**Last updated:** [November 6, 2018, 3:00am UTC](https://discourse.paraview.org/t/using-python-to-create-complicated-animation/844 "2018-11-06T03:00:38Z")

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I’ve been using the full GUI to visualize some transient CDF studies I’ve been doing. In order to streamline things a bit, I’ve started experimenting with using pvpython to create the animation for me. However, I’m runni…

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## [How to subtract time(t) data from time(t-1) data](https://discourse.paraview.org/t/how-to-subtract-time-t-data-from-time-t-1-data/11531)

<div class="topic-metadata">

**Author:** [@hideaki.kominami](https://discourse.paraview.org/u/hideaki.kominami)\
**Replies:** 4\
**Last updated:** [March 7, 2023, 2:38am UTC](https://discourse.paraview.org/t/how-to-subtract-time-t-data-from-time-t-1-data/11531 "2023-03-07T02:38:47Z")

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I need to visualize a displacement field with its previous time, spatially-varying displacement field subtracted off. The displacement field after the calculation is performed should be visualized by subtracting the fir…

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## [Copy all settings in a View](https://discourse.paraview.org/t/copy-all-settings-in-a-view/7125)

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**Author:** [@sancho\_s](https://discourse.paraview.org/u/sancho_s)\
**Replies:** 2\
**Last updated:** [July 13, 2022, 2:40pm UTC](https://discourse.paraview.org/t/copy-all-settings-in-a-view/7125 "2022-07-13T14:40:30Z")

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Hi, I have a LineChartView where I PlotOverLine some variables. I have configured the axes, fonts, etc. Is there any way to reuse this configuration in new LineChartViews in the same session? And in existing LineChar…

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## [python h5py module install in Paraview?](https://discourse.paraview.org/t/python-h5py-module-install-in-paraview/132)

<div class="topic-metadata">

**Author:** [@IanDavid](https://discourse.paraview.org/u/IanDavid)\
**Replies:** 2\
**Last updated:** [June 9, 2018, 12:24am UTC](https://discourse.paraview.org/t/python-h5py-module-install-in-paraview/132 "2018-06-09T00:24:16Z")

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Hello I am trying to implement a programmable filter in Paraview that requires the python h5py module. The python bundled with Paraview does not include that module, and I cannot find an easy way to install it there my…

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## [How to find the maximum value point in the selected cells](https://discourse.paraview.org/t/how-to-find-the-maximum-value-point-in-the-selected-cells/9044)

<div class="topic-metadata">

**Author:** [@flow\_zhang](https://discourse.paraview.org/u/flow_zhang)\
**Replies:** 3\
**Last updated:** [February 24, 2022, 8:41am UTC](https://discourse.paraview.org/t/how-to-find-the-maximum-value-point-in-the-selected-cells/9044 "2022-02-24T08:41:51Z")

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## [Configure or change forum text editor?](https://discourse.paraview.org/t/configure-or-change-forum-text-editor/189)

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**Author:** [@olesenm](https://discourse.paraview.org/u/olesenm)\
**Replies:** 2\
**Last updated:** [June 15, 2018, 2:14pm UTC](https://discourse.paraview.org/t/configure-or-change-forum-text-editor/189 "2018-06-15T14:14:16Z")

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The forum text editor is fine, and writing markdown is comfortable enough as well, but is there any way to get a preview of the content (eg, as per the gitlab editor)? This is quite useful especially when trying to em…

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## [Run ParaViewWeb on Windows](https://discourse.paraview.org/t/run-paraviewweb-on-windows/1246)

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**Author:** [@barak.o](https://discourse.paraview.org/u/barak.o)\
**Replies:** 4\
**Last updated:** [February 11, 2019, 4:55am UTC](https://discourse.paraview.org/t/run-paraviewweb-on-windows/1246 "2019-02-11T04:55:45Z")

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Hello, I do all steps from here when I browsing at http://localhost:9000/ its blank and I get some errors in the log file logs 63d41a80-2adb-11e9-80cd-901b0edada47.txt (2.0 KB) Can you help me? Thanks, O Barak

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## [Building and running ParaView: Error related to '@rpath'](https://discourse.paraview.org/t/building-and-running-paraview-error-related-to-rpath/11720)

<div class="topic-metadata">

**Author:** [@1241doobieC](https://discourse.paraview.org/u/1241doobieC)\
**Replies:** 2\
**Last updated:** [March 28, 2023, 5:40am UTC](https://discourse.paraview.org/t/building-and-running-paraview-error-related-to-rpath/11720 "2023-03-28T05:40:49Z")

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Hello all, I am currently attempting to build ParaView by following Getting Started compilation guide. OS: MacOS Ventura 13 Chip: Apple M1 Since there are no specific building steps provided for MacOS, I suppose that…

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## [Regression: no specular effect with OSPray since pv58 to pv59 switch](https://discourse.paraview.org/t/regression-no-specular-effect-with-ospray-since-pv58-to-pv59-switch/7653)

<div class="topic-metadata">

**Author:** [@julien-tierny](https://discourse.paraview.org/u/julien-tierny)\
**Replies:** 3\
**Last updated:** [July 21, 2021, 12:21pm UTC](https://discourse.paraview.org/t/regression-no-specular-effect-with-ospray-since-pv58-to-pv59-switch/7653 "2021-07-21T12:21:13Z")

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hi there, since I switched from paraview 5.8 to paraview 5.9 (and consequently from ospray 1.x to 2.x), I observed what I suspect to be a regression regarding the handling of specular effects. of course, I may also hav…

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## [Customization of linechart legend](https://discourse.paraview.org/t/customization-of-linechart-legend/11593)

<div class="topic-metadata">

**Author:** [@Pfiffikus](https://discourse.paraview.org/u/Pfiffikus)\
**Replies:** 2\
**Last updated:** [March 9, 2023, 9:01am UTC](https://discourse.paraview.org/t/customization-of-linechart-legend/11593 "2023-03-09T09:01:14Z")

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How to hide some of several series parameter in the legend (for identical settings no additional information would be given!)? How to get rid of the legend box frame? When should the opacity be modified?

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## [combining multiple .hd5 files](https://discourse.paraview.org/t/combining-multiple-hd5-files/5791)

<div class="topic-metadata">

**Author:** [@ValeRomano](https://discourse.paraview.org/u/ValeRomano)\
**Replies:** 3\
**Last updated:** [November 13, 2020, 7:45pm UTC](https://discourse.paraview.org/t/combining-multiple-hd5-files/5791 "2020-11-13T19:45:19Z")

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Hi, I have several .h5 files referring to the same simulation. How can I combine them together to have the full simulation time in a single file? Thank you, Valentina

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## [Lines aren't smooth anymore in 5.6](https://discourse.paraview.org/t/lines-arent-smooth-anymore-in-5-6/661)

<div class="topic-metadata">

**Author:** [@gbug](https://discourse.paraview.org/u/gbug)\
**Replies:** 4\
**Last updated:** [October 2, 2018, 8:15am UTC](https://discourse.paraview.org/t/lines-arent-smooth-anymore-in-5-6/661 "2018-10-02T08:15:50Z")

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Hi there! I’ve noticed that plots aren’t smooth lines anymore with the latest 5.6rc1 and rc2, you can see the issue on the attached picture (test.png). I’ve also encountered another problem while trying to make a better…

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## [how to increase thickness of axis and ticks in Paraview 5](https://discourse.paraview.org/t/how-to-increase-thickness-of-axis-and-ticks-in-paraview-5/586)

<div class="topic-metadata">

**Author:** [@swap\_9068](https://discourse.paraview.org/u/swap_9068)\
**Replies:** 1\
**Last updated:** [September 17, 2018, 12:03pm UTC](https://discourse.paraview.org/t/how-to-increase-thickness-of-axis-and-ticks-in-paraview-5/586 "2018-09-17T12:03:28Z")

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Hello, I wanted to increase thickness of axis and ticks in Paraview 5. I searched various options in “axis grid” tool. But I could not find any option to increase thickness of axis and ticks. I searched on web but I cou…

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## [LoadState throws "AttributeError: ... Use add\_attribute() if you really want to add this attribute."](https://discourse.paraview.org/t/loadstate-throws-attributeerror-use-add-attribute-if-you-really-want-to-add-this-attribute/2395)

<div class="topic-metadata">

**Author:** [@bastian](https://discourse.paraview.org/u/bastian)\
**Replies:** 3\
**Last updated:** [August 9, 2019, 6:11pm UTC](https://discourse.paraview.org/t/loadstate-throws-attributeerror-use-add-attribute-if-you-really-want-to-add-this-attribute/2395 "2019-08-09T18:11:28Z")

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I’m in ParaView 5.7.0-RC1. I’m using Tools → Start Trace to obtain a starting point for a batch script. Next I load a state in the GUI and select the option “Choose File Names”. This produces the following line in th…

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## [error message any HELP !!!!!](https://discourse.paraview.org/t/error-message-any-help/4520)

<div class="topic-metadata">

**Author:** [@laylafoura](https://discourse.paraview.org/u/laylafoura)\
**Replies:** 6\
**Last updated:** [June 10, 2020, 1:35am UTC](https://discourse.paraview.org/t/error-message-any-help/4520 "2020-06-10T01:35:54Z")

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Hi, I’m just trying to visualize the results that I have from Nek5000 after exported them but it shows me an error message -

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## [Extract number of cells in a volume mesh](https://discourse.paraview.org/t/extract-number-of-cells-in-a-volume-mesh/7132)

<div class="topic-metadata">

**Author:** [@otaolafr](https://discourse.paraview.org/u/otaolafr)\
**Replies:** 0\
**Last updated:** [May 3, 2021, 7:03pm UTC](https://discourse.paraview.org/t/extract-number-of-cells-in-a-volume-mesh/7132 "2021-05-03T19:03:51Z")

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Hello, I am using paraview to visualise data from simulations done in OpenFOAM, a CFD toolbox, I am looking to extract the number of cells inside my mesh to I can add it to my python script created by trace tool. I ca…

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## [Depth-averaged quantities in ParaView (interFOAM simulation)](https://discourse.paraview.org/t/depth-averaged-quantities-in-paraview-interfoam-simulation/2643)

<div class="topic-metadata">

**Author:** [@arhabib](https://discourse.paraview.org/u/arhabib)\
**Replies:** 4\
**Last updated:** [May 4, 2023, 12:51pm UTC](https://discourse.paraview.org/t/depth-averaged-quantities-in-paraview-interfoam-simulation/2643 "2023-05-04T12:51:45Z")

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Hi, How can one generate maps of depth-averaged velocity in ParaView. I am post-processing a VOF simulation (air/water) done in interFOAM. What I am looking for is a 2D map of depth-averaged quantities such as velocit…

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## [visualisation problem (rounding problem in paraview)](https://discourse.paraview.org/t/visualisation-problem-rounding-problem-in-paraview/9488)

<div class="topic-metadata">

**Author:** [@Jacques\_D](https://discourse.paraview.org/u/Jacques_D)\
**Replies:** 8\
**Last updated:** [April 21, 2022, 5:09pm UTC](https://discourse.paraview.org/t/visualisation-problem-rounding-problem-in-paraview/9488 "2022-04-21T17:09:12Z")

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Hi everybody, I currently try to represent some data with geographic coordinates (RGF93, so big number in X and Y). When I plot vtk file, the representation is not good (there is some steps) : When I export same da…

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## [combine two temporal filter Extract Time Step and Interpolator](https://discourse.paraview.org/t/combine-two-temporal-filter-extract-time-step-and-interpolator/4506)

<div class="topic-metadata">

**Author:** [@Yoshino](https://discourse.paraview.org/u/Yoshino)\
**Replies:** 3\
**Last updated:** [June 8, 2020, 4:29pm UTC](https://discourse.paraview.org/t/combine-two-temporal-filter-extract-time-step-and-interpolator/4506 "2020-06-08T16:29:19Z")

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I’m really interested in two kinds of temporal filters: Extract Time Step&Temporal Interpolator. The first one allows me to choose a sub-range of timesteps while the second interpolate over timesteps. However, due to par…

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## [Error when running RemoteView example with Paraview pv\_server.py](https://discourse.paraview.org/t/error-when-running-remoteview-example-with-paraview-pv-server-py/6104)

<div class="topic-metadata">

**Author:** [@Charliebrowne](https://discourse.paraview.org/u/Charliebrowne)\
**Replies:** 6\
**Last updated:** [January 5, 2021, 4:51pm UTC](https://discourse.paraview.org/t/error-when-running-remoteview-example-with-paraview-pv-server-py/6104 "2021-01-05T16:51:06Z")

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Hi there I tried to run the default RemoteView live example but it fails when launching the server script (using Paraview as a backend 2nd script on this example page) - Running ParaView 5.9.0-RC1-MPI-Windows-Python3.8-…

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## [Spatial averaging](https://discourse.paraview.org/t/spatial-averaging/8520)

<div class="topic-metadata">

**Author:** [@Robert](https://discourse.paraview.org/u/Robert)\
**Replies:** 1\
**Last updated:** [December 6, 2021, 5:04pm UTC](https://discourse.paraview.org/t/spatial-averaging/8520 "2021-12-06T17:04:43Z")

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Dear forum I have an axisymmetric geometry (a simple pipe for test) and I want to average in space the azimuthal component of the velocity. I will summarize what I have done so far: the pipe has a diameter of 0.1 \[m\]. I…

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## [Python support not available](https://discourse.paraview.org/t/python-support-not-available/9405)

<div class="topic-metadata">

**Author:** [@Cam](https://discourse.paraview.org/u/Cam)\
**Replies:** 8\
**Last updated:** [June 24, 2025, 7:00am UTC](https://discourse.paraview.org/t/python-support-not-available/9405 "2025-06-24T07:00:33Z")

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Dear ParaView community, I would like to use Python shell inside paraview. I turned on PARAVIEW\_USE\_PYTHON. Now I can use programmable source/filter inside paraview. I can use pvpython shell outside paraview. But when I…

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## [Handling multiple views](https://discourse.paraview.org/t/handling-multiple-views/9260)

<div class="topic-metadata">

**Author:** [@s195t](https://discourse.paraview.org/u/s195t)\
**Replies:** 2\
**Last updated:** [March 23, 2022, 12:10pm UTC](https://discourse.paraview.org/t/handling-multiple-views/9260 "2022-03-23T12:10:28Z")

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Hi everyone, Starting from a cfd case, I am trying to display different visualization criteria (Q-Criterion, Lambda2,…) on a particular slice of the domain. which is the same for all views. In order to do that simultane…

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## [Render view with distortion in ParaView](https://discourse.paraview.org/t/render-view-with-distortion-in-paraview/5645)

<div class="topic-metadata">

**Author:** [@Sebastian\_Balk](https://discourse.paraview.org/u/Sebastian_Balk)\
**Replies:** 5\
**Last updated:** [October 27, 2020, 8:55pm UTC](https://discourse.paraview.org/t/render-view-with-distortion-in-paraview/5645 "2020-10-27T20:55:24Z")

</div>

Hello, I’ve currently installed Salome Meca 9.3.0 with ParaView 5.6.0 on Window 10. When I’m open ParaView the hole render view is distorted permanently. Has anybody an idea how I can fix that? I have a NIVIDIA Quad…

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## [Not able to load 3D view of Dicom dataset](https://discourse.paraview.org/t/not-able-to-load-3d-view-of-dicom-dataset/7619)

<div class="topic-metadata">

**Author:** [@pranaysingh25](https://discourse.paraview.org/u/pranaysingh25)\
**Replies:** 4\
**Last updated:** [August 30, 2021, 10:04am UTC](https://discourse.paraview.org/t/not-able-to-load-3d-view-of-dicom-dataset/7619 "2021-08-30T10:04:40Z")

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Hi, We are new to Paraview but our team has some experience working with other softwares like 3D Slicer, Pyvista, etc. I wanted to try Paraview which looks like an easy to use and very helpful tool for our visualizatio…

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## [pvpython and postprocessing](https://discourse.paraview.org/t/pvpython-and-postprocessing/5556)

<div class="topic-metadata">

**Author:** [@Propanotriol](https://discourse.paraview.org/u/Propanotriol)\
**Replies:** 4\
**Last updated:** [October 17, 2020, 10:01am UTC](https://discourse.paraview.org/t/pvpython-and-postprocessing/5556 "2020-10-17T10:01:35Z")

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Dear all, I am trying to automatise my post-processing of an OpenFOAM case using pvpython. I obtain the result that I need and I want, however, I want to improve the code. I am really new, and it is my first time with …

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## [SurfaceLIC and Camera Animation](https://discourse.paraview.org/t/surfacelic-and-camera-animation/5103)

<div class="topic-metadata">

**Author:** [@Niklas](https://discourse.paraview.org/u/Niklas)\
**Replies:** 6\
**Last updated:** [September 3, 2020, 11:26am UTC](https://discourse.paraview.org/t/surfacelic-and-camera-animation/5103 "2020-09-03T11:26:01Z")

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Dear All, is there a workflow to use LIC and a moving camera at the same time? The noise texture seems to live in screen space and is not aligned with the 3D object it is mapped onto, therefore when moving the camera, s…

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## [Two new requests for ParaView Glance](https://discourse.paraview.org/t/two-new-requests-for-paraview-glance/3494)

<div class="topic-metadata">

**Author:** [@wsherman](https://discourse.paraview.org/u/wsherman)\
**Replies:** 7\
**Last updated:** [August 17, 2020, 2:35pm UTC](https://discourse.paraview.org/t/two-new-requests-for-paraview-glance/3494 "2020-08-17T14:35:58Z")

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Hey all, After my positive experience with Glance on my recent project, and all the help from the discourse forum, I thought I might make a couple more requests that I think will make Glance better. Would it be possi…

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## [Flush print on Paraview Python Shell](https://discourse.paraview.org/t/flush-print-on-paraview-python-shell/3574)

<div class="topic-metadata">

**Author:** [@limliangjin](https://discourse.paraview.org/u/limliangjin)\
**Replies:** 2\
**Last updated:** [February 17, 2020, 6:21am UTC](https://discourse.paraview.org/t/flush-print-on-paraview-python-shell/3574 "2020-02-17T06:21:12Z")

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While running python code in the Paraview Python Shell, I found that the print output is flushed only after all the statements are completed. For example I have this simple loop that prints something: for i in range(…

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## [Extract maximum value in all range.](https://discourse.paraview.org/t/extract-maximum-value-in-all-range/9023)

<div class="topic-metadata">

**Author:** [@Ingineering\_DjouFEA](https://discourse.paraview.org/u/Ingineering_DjouFEA)\
**Replies:** 1\
**Last updated:** [February 21, 2022, 9:20am UTC](https://discourse.paraview.org/t/extract-maximum-value-in-all-range/9023 "2022-02-21T09:20:16Z")

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Hello everyone. I have resolved a transient problem and would like to extract the largest value of all cells and choose the one that is maximum. Please is there a filter that can do this. Thank you.

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## [Live point cloud visualization plugin](https://discourse.paraview.org/t/live-point-cloud-visualization-plugin/1795)

<div class="topic-metadata">

**Author:** [@jaredmadison](https://discourse.paraview.org/u/jaredmadison)\
**Replies:** 1\
**Last updated:** [May 9, 2019, 10:12am UTC](https://discourse.paraview.org/t/live-point-cloud-visualization-plugin/1795 "2019-05-09T10:12:02Z")

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I am writing a ParaView version 5.1.2 plugin in C++ to visualize point cloud data produced by a LiDAR sensor. I noticed that Velodyne has an open source ParaView custom application to visualize their LiDAR data called Ve…

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## [streamline representation not working](https://discourse.paraview.org/t/streamline-representation-not-working/9222)

<div class="topic-metadata">

**Author:** [@Qutadah\_Rababah](https://discourse.paraview.org/u/Qutadah_Rababah)\
**Replies:** 4\
**Last updated:** [March 21, 2022, 3:27pm UTC](https://discourse.paraview.org/t/streamline-representation-not-working/9222 "2022-03-21T15:27:36Z")

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Hey everyone, I am trying to use streamline representation plugin for my case, I followed the steps from this: However I only get a black screen… I am modeling two-phase flow in a centrifugal pump btw. Here is attach…

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## [Artifacts when saving screenshot with transparent background and high resolution with enabled ray tracing](https://discourse.paraview.org/t/artifacts-when-saving-screenshot-with-transparent-background-and-high-resolution-with-enabled-ray-tracing/10339)

<div class="topic-metadata">

**Author:** [@reox](https://discourse.paraview.org/u/reox)\
**Replies:** 5\
**Last updated:** [September 26, 2022, 7:34am UTC](https://discourse.paraview.org/t/artifacts-when-saving-screenshot-with-transparent-background-and-high-resolution-with-enabled-ray-tracing/10339 "2022-09-26T07:34:51Z")

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I have an image from a µCT I would like to render with paraview 5.9. To do that, I took the following Steps: Load the .xmf image in paraview (the image is binary and contains only voxels with 0 or 1) use the Threshold …

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## [How to make full use of Two GPUs](https://discourse.paraview.org/t/how-to-make-full-use-of-two-gpus/4630)

<div class="topic-metadata">

**Author:** [@sharon](https://discourse.paraview.org/u/sharon)\
**Replies:** 5\
**Last updated:** [July 5, 2020, 10:09am UTC](https://discourse.paraview.org/t/how-to-make-full-use-of-two-gpus/4630 "2020-07-05T10:09:16Z")

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Dear Experts, There are two GPUs on my computer: and i want to make full use of them, and try to launch pvserver by below command: mpiexec.exe -n 2 .\\pvserver.exe -display :0.0 --force-offscreen-rendering : -n 2 .\\p…

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## [Color transfer function: Unable to delete multiple start/end points](https://discourse.paraview.org/t/color-transfer-function-unable-to-delete-multiple-start-end-points/3618)

<div class="topic-metadata">

**Author:** [@user223](https://discourse.paraview.org/u/user223)\
**Replies:** 4\
**Last updated:** [February 20, 2020, 6:04pm UTC](https://discourse.paraview.org/t/color-transfer-function-unable-to-delete-multiple-start-end-points/3618 "2020-02-20T18:04:20Z")

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Hello, this is my first question on the forum. Forgive me if any rules were not followed. So, I added new points to the “Mapping Data” under “Color Map Editor”. I accidentally moved few of the points to the start (i.e. …

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## [Where/How to start developing paraview web-based applications?](https://discourse.paraview.org/t/where-how-to-start-developing-paraview-web-based-applications/5059)

<div class="topic-metadata">

**Author:** [@rafaelmarch3](https://discourse.paraview.org/u/rafaelmarch3)\
**Replies:** 3\
**Last updated:** [December 29, 2020, 9:04pm UTC](https://discourse.paraview.org/t/where-how-to-start-developing-paraview-web-based-applications/5059 "2020-12-29T21:04:26Z")

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Hello all, I was amazed when I recently first saw the capabilities of Paraview Web. I decided I’ll do my best to develop some web-based applications that improve visualization/data processing workflows at my company. H…

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## [Determine and plot the superficial velocity ](https://discourse.paraview.org/t/determine-and-plot-the-superficial-velocity/6441)

<div class="topic-metadata">

**Author:** [@Sumit\_Zanje](https://discourse.paraview.org/u/Sumit_Zanje)\
**Replies:** 4\
**Last updated:** [February 22, 2021, 10:22pm UTC](https://discourse.paraview.org/t/determine-and-plot-the-superficial-velocity/6441 "2021-02-22T22:22:20Z")

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Hi, I’m performing pressure driven flow in the horizontal pipe using OpenFOAM. As the case is pressure driven flow, it gives specific velocity of liquid based on pressure difference between upstream and downstream end o…

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