# ParaView Support

**URL:** https://discourse.paraview.org/c/paraview-support/7.md?page=184

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**Page:** 185

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

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

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

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## [Controlling size of ticks with pvpython](https://discourse.paraview.org/t/controlling-size-of-ticks-with-pvpython/1521)

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**Author:** [@CorbinFoucart](https://discourse.paraview.org/u/CorbinFoucart)\
**Replies:** 9\
**Last updated:** [April 17, 2020, 11:59pm UTC](https://discourse.paraview.org/t/controlling-size-of-ticks-with-pvpython/1521 "2020-04-17T23:59:50Z")

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I’m trying to export a png of a scene (works fine when using GUI). I create a pvpython script using ‘start trace’, ‘stop trace’ and the color legend is all messed up upon export to png. I’ve fixed the Scalarbar position…

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## [Problems with using osascript for remote rendering via pvsc](https://discourse.paraview.org/t/problems-with-using-osascript-for-remote-rendering-via-pvsc/4095)

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**Author:** [@Peter\_Brady](https://discourse.paraview.org/u/Peter_Brady)\
**Replies:** 9\
**Last updated:** [April 17, 2020, 3:05pm UTC](https://discourse.paraview.org/t/problems-with-using-osascript-for-remote-rendering-via-pvsc/4095 "2020-04-17T15:05:24Z")

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In an effort to be more friendly to some of our mac users we are attempting to switch over from using xterm, which is not installed by default, to using apple script via osascript to launch the server via a pvsc file. H…

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## [Calculating transpose in Paraview](https://discourse.paraview.org/t/calculating-transpose-in-paraview/4088)

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**Author:** [@Giri](https://discourse.paraview.org/u/Giri)\
**Replies:** 2\
**Last updated:** [April 17, 2020, 12:03pm UTC](https://discourse.paraview.org/t/calculating-transpose-in-paraview/4088 "2020-04-17T12:03:20Z")

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I am required to calculate the transpose of a tensor. How can I calculate the transpose in Paraview. Can someone please provide some inputs how this can be done?

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## [How to get block indexes in Python](https://discourse.paraview.org/t/how-to-get-block-indexes-in-python/797)

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**Author:** [@wascott](https://discourse.paraview.org/u/wascott)\
**Replies:** 3\
**Last updated:** [April 17, 2020, 10:40am UTC](https://discourse.paraview.org/t/how-to-get-block-indexes-in-python/797 "2020-04-17T10:40:11Z")

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From a user: I have a python script that I am using to create image files. The script uses the extract block filter. The python command for that filter looks like the following. extractBlock1 = ExtractBlock(Input=Input…

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## [Create a label from file](https://discourse.paraview.org/t/create-a-label-from-file/4029)

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**Author:** [@drudox00](https://discourse.paraview.org/u/drudox00)\
**Replies:** 10\
**Last updated:** [April 17, 2020, 10:13am UTC](https://discourse.paraview.org/t/create-a-label-from-file/4029 "2020-04-17T10:13:09Z")

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I would like to product an animation from 1000 polydata vtk file , this is easy to do now for me … but suppose I would like to include a value annotated in the animation windows who report the value read from a column of…

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## [Paraview: Redistribution of Multiple RenderViews](https://discourse.paraview.org/t/paraview-redistribution-of-multiple-renderviews/4099)

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**Author:** [@leoncwu](https://discourse.paraview.org/u/leoncwu)\
**Replies:** 2\
**Last updated:** [April 16, 2020, 9:55pm UTC](https://discourse.paraview.org/t/paraview-redistribution-of-multiple-renderviews/4099 "2020-04-16T21:55:52Z")

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Hi, I put four renderview windows in a single layout. However, they do not distribute equally in size as given in the figure. I was wondering if there is anyway to make all the four windows equal in size. Thank you.

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## [Saving CSV files result in two sets of files](https://discourse.paraview.org/t/saving-csv-files-result-in-two-sets-of-files/4090)

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**Author:** [@mastde](https://discourse.paraview.org/u/mastde)\
**Replies:** 2\
**Last updated:** [April 16, 2020, 8:39pm UTC](https://discourse.paraview.org/t/saving-csv-files-result-in-two-sets-of-files/4090 "2020-04-16T20:39:40Z")

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I am saving data from a simulation in Peridigm, loaded in the Exodus-II format. I save data as CSV-files. Irrespective of whether I choose to save all time steps or not, using scientific notation or not, saving cell data…

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## [Lines depth is wrong](https://discourse.paraview.org/t/lines-depth-is-wrong/4097)

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**Author:** [@fciampoli](https://discourse.paraview.org/u/fciampoli)\
**Replies:** 1\
**Last updated:** [April 16, 2020, 7:52pm UTC](https://discourse.paraview.org/t/lines-depth-is-wrong/4097 "2020-04-16T19:52:32Z")

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It looks like lines depth is not calculated correctly in my ParaView desktop setup. I have attached an example image below from a CFD case. The image shows a wing with pressure contours on it and a slice in the flow fiel…

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

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**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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## [Renderviews in pvbatch animation script](https://discourse.paraview.org/t/renderviews-in-pvbatch-animation-script/4084)

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**Author:** [@wsherman](https://discourse.paraview.org/u/wsherman)\
**Replies:** 4\
**Last updated:** [April 16, 2020, 3:12am UTC](https://discourse.paraview.org/t/renderviews-in-pvbatch-animation-script/4084 "2020-04-16T03:12:42Z")

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Hello all, I have a couple of questions on interfacing with renderviews through the Python interface. I have a pvbatch script that I use to generate animation frames, and typically I’ve just had a single renderview in …

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## [How do I exclude a source from selection in Paraview?](https://discourse.paraview.org/t/how-do-i-exclude-a-source-from-selection-in-paraview/4073)

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**Author:** [@Peter\_Kottke](https://discourse.paraview.org/u/Peter_Kottke)\
**Replies:** 9\
**Last updated:** [April 16, 2020, 2:09am UTC](https://discourse.paraview.org/t/how-do-i-exclude-a-source-from-selection-in-paraview/4073 "2020-04-16T02:09:34Z")

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I have two sources open in Paraview. The first is an unstructured VTK grid that defines a surface with data for each of the cells. The second source is a VTK polyline that defines the capacity for the cells. I am plotti…

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## [Vectors and streamlines representation](https://discourse.paraview.org/t/vectors-and-streamlines-representation/3813)

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**Author:** [@ChrisRay](https://discourse.paraview.org/u/ChrisRay)\
**Replies:** 3\
**Last updated:** [April 15, 2020, 5:09pm UTC](https://discourse.paraview.org/t/vectors-and-streamlines-representation/3813 "2020-04-15T17:09:42Z")

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Hello community I have a data file representing 3D grid with for each node x,y,z vector component and magnitude. I would like to represent 3D vectors and, if feasible with this file, stream lines. Could you guide me t…

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## [Resolution of GUI interface changes](https://discourse.paraview.org/t/resolution-of-gui-interface-changes/4071)

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**Author:** [@Markus\_eyP](https://discourse.paraview.org/u/Markus_eyP)\
**Replies:** 2\
**Last updated:** [April 15, 2020, 8:50am UTC](https://discourse.paraview.org/t/resolution-of-gui-interface-changes/4071 "2020-04-15T08:50:53Z")

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Hello, Im new to ParaView and using it to visualize data calcuöated by Elmer FEM (simple magnetostatic problem). The output file from Elmer is a vtu. Loading by ParaVIEW is no problem, but changing the Coloring in the t…

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## [Create a sub-grid inside a box around a point moving inside the box](https://discourse.paraview.org/t/create-a-sub-grid-inside-a-box-around-a-point-moving-inside-the-box/4024)

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**Author:** [@drudox00](https://discourse.paraview.org/u/drudox00)\
**Replies:** 3\
**Last updated:** [April 15, 2020, 5:09am UTC](https://discourse.paraview.org/t/create-a-sub-grid-inside-a-box-around-a-point-moving-inside-the-box/4024 "2020-04-15T05:09:40Z")

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Hi All I would ask you if you know if there is the possibility to generate inside a 256x256x256cell fluid domain one subgrid let say wit 200 points for direction correspondin to 5 cell of the main cube, around a data poi…

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## [Change the arrow shape for Glyph filter](https://discourse.paraview.org/t/change-the-arrow-shape-for-glyph-filter/4048)

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**Author:** [@s1291](https://discourse.paraview.org/u/s1291)\
**Replies:** 7\
**Last updated:** [April 14, 2020, 3:34pm UTC](https://discourse.paraview.org/t/change-the-arrow-shape-for-glyph-filter/4048 "2020-04-14T15:34:09Z")

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Is it possible to change the arrow shape when using the 2D arrow for the Glyph filter? the 2D arrow is very basic. Is there a way to change it to something like this one? Thanks

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## [Can't build Paraview on Windows](https://discourse.paraview.org/t/cant-build-paraview-on-windows/4061)

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**Author:** [@todoooo](https://discourse.paraview.org/u/todoooo)\
**Replies:** 6\
**Last updated:** [April 14, 2020, 3:09pm UTC](https://discourse.paraview.org/t/cant-build-paraview-on-windows/4061 "2020-04-14T15:09:26Z")

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I can’t get the Paraview master branch to build on my Windows 10 machine due to CMake 3.17 configuration errors in CMakeLists.txt. include could not find load file: vtkCompilerChecks vtkCompilerPlatformFlags vtkCompile…

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## [Layer coverage visualisation for a multi-region analysis](https://discourse.paraview.org/t/layer-coverage-visualisation-for-a-multi-region-analysis/4055)

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**Author:** [@JhnM](https://discourse.paraview.org/u/JhnM)\
**Replies:** 4\
**Last updated:** [April 14, 2020, 8:09am UTC](https://discourse.paraview.org/t/layer-coverage-visualisation-for-a-multi-region-analysis/4055 "2020-04-14T08:09:16Z")

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Hi ! I’m currently doing a thermal analysis on a sphere surrounded by air using the solver chtMultiRegionFoam and snappyHexMesh for the mesh. (OpenFOAM v1912) When I am adding layers, I want to display the layer covera…

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## [Socket error in call to connect. Connection timed out.](https://discourse.paraview.org/t/socket-error-in-call-to-connect-connection-timed-out/4043)

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**Author:** [@Evgenii\_Sharaborin](https://discourse.paraview.org/u/Evgenii_Sharaborin)\
**Replies:** 3\
**Last updated:** [April 14, 2020, 6:38am UTC](https://discourse.paraview.org/t/socket-error-in-call-to-connect-connection-timed-out/4043 "2020-04-14T06:38:31Z")

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Dear All, I am trying to connect to my cluster. Until yesterday it worked but today - no! it showed me an error: Connecting to client (reverse connection requested)… Connection URL: csrc://10.16.13.219:20010 Exiting…

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## [velocity vector transformation from cartesian to polar](https://discourse.paraview.org/t/velocity-vector-transformation-from-cartesian-to-polar/4063)

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**Author:** [@jurij.gostisa](https://discourse.paraview.org/u/jurij.gostisa)\
**Replies:** 0\
**Last updated:** [April 14, 2020, 6:14am UTC](https://discourse.paraview.org/t/velocity-vector-transformation-from-cartesian-to-polar/4063 "2020-04-14T06:14:31Z")

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I would like to transform a velocity on the cylinder in a way to get radial and tangential velocity components. To do that, I would need a theta value as shown on the picture, but ranging from 0 to 2pi I am not that g…

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## [Insert custom caption](https://discourse.paraview.org/t/insert-custom-caption/4008)

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**Author:** [@drudox00](https://discourse.paraview.org/u/drudox00)\
**Replies:** 15\
**Last updated:** [April 14, 2020, 3:42am UTC](https://discourse.paraview.org/t/insert-custom-caption/4008 "2020-04-14T03:42:01Z")

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Hi everybody I would like to know if there is same way to make a caption during animation who write each time step of the dataset in the animation a value from a file … suppose I have let say 100 vtk file representing a…

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## [How to write an adaptor for legacyvtk data format in Paraview Catalyst](https://discourse.paraview.org/t/how-to-write-an-adaptor-for-legacyvtk-data-format-in-paraview-catalyst/4025)

<div class="topic-metadata">

**Author:** [@leoncwu](https://discourse.paraview.org/u/leoncwu)\
**Replies:** 1\
**Last updated:** [April 14, 2020, 3:34am UTC](https://discourse.paraview.org/t/how-to-write-an-adaptor-for-legacyvtk-data-format-in-paraview-catalyst/4025 "2020-04-14T03:34:24Z")

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I am still struggling with writing my own adaptor for data in legacyvtk format. I found 2 examples written in Python, which is of my interest. Example 1: can crash input\_ds = pvsimple.ExodusIIReader( FileName=\[sys.argv…

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## [multi-block VTK output](https://discourse.paraview.org/t/multi-block-vtk-output/3957)

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**Author:** [@henry2004y](https://discourse.paraview.org/u/henry2004y)\
**Replies:** 9\
**Last updated:** [April 14, 2020, 3:30am UTC](https://discourse.paraview.org/t/multi-block-vtk-output/3957 "2020-04-14T03:30:49Z")

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Hi, I have a block based AMR code which outputs cell centered coordinates and values. I made some initial attempts to convert that into a multi-block output (\*.vtm), However, the problem is that ParaView cannot figure …

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## [Underlying VTK pipeline](https://discourse.paraview.org/t/underlying-vtk-pipeline/4032)

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**Author:** [@JDD](https://discourse.paraview.org/u/JDD)\
**Replies:** 1\
**Last updated:** [April 14, 2020, 3:22am UTC](https://discourse.paraview.org/t/underlying-vtk-pipeline/4032 "2020-04-14T03:22:30Z")

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Greetings! I can successfully load a dataset (.vti) in ParaView but I’d like to know what underlying reader, mapper etc is used because I want to replicate the same pipeline in vtk python wrapper as far as basic visuali…

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## [How to make python script variables available in interactive python shell (like in 5.4.1)](https://discourse.paraview.org/t/how-to-make-python-script-variables-available-in-interactive-python-shell-like-in-5-4-1/4057)

<div class="topic-metadata">

**Author:** [@aerogt3](https://discourse.paraview.org/u/aerogt3)\
**Replies:** 1\
**Last updated:** [April 14, 2020, 2:58am UTC](https://discourse.paraview.org/t/how-to-make-python-script-variables-available-in-interactive-python-shell-like-in-5-4-1/4057 "2020-04-14T02:58:40Z")

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Hello, In version 5.4.1 of paraview, when launching paraview (GUI) with a python script input, the python script variables are available within paraview’s python shell. This is an extremely cool feature, especially for …

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## [Temporal data with parallel xml format](https://discourse.paraview.org/t/temporal-data-with-parallel-xml-format/4060)

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**Author:** [@Yoshino](https://discourse.paraview.org/u/Yoshino)\
**Replies:** 1\
**Last updated:** [April 14, 2020, 2:39am UTC](https://discourse.paraview.org/t/temporal-data-with-parallel-xml-format/4060 "2020-04-14T02:39:58Z")

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Hello everyone, Since Temporal dataset already consists of multiple data files, could it still be divided, or subdivided, into a number of pieces that supports parallel I/O. I learn that ParaView offer a way to write ev…

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## [Getting "Point ID" value in Calculator Filter](https://discourse.paraview.org/t/getting-point-id-value-in-calculator-filter/4052)

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**Author:** [@wsherman](https://discourse.paraview.org/u/wsherman)\
**Replies:** 2\
**Last updated:** [April 13, 2020, 6:27pm UTC](https://discourse.paraview.org/t/getting-point-id-value-in-calculator-filter/4052 "2020-04-13T18:27:05Z")

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Hello everyone, I’m wondering whether they might be (or in a future version, could be) a “variable” in the Calculator filter (and therefore vtkArrayCalculator) to provide the value of the “Point ID” (which is the column…

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## [High quality images for publication](https://discourse.paraview.org/t/high-quality-images-for-publication/4041)

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**Author:** [@Marf](https://discourse.paraview.org/u/Marf)\
**Replies:** 1\
**Last updated:** [April 13, 2020, 3:35pm UTC](https://discourse.paraview.org/t/high-quality-images-for-publication/4041 "2020-04-13T15:35:00Z")

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Hey, I save my screenshots with .tif format but the quality is very low. I am interested to know how to get the quality images for publication from Paraview? Or do I need to use Adobe illustrator for that purpose? Woul…

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## [How to plot contour for Tecplot FEBRICK data](https://discourse.paraview.org/t/how-to-plot-contour-for-tecplot-febrick-data/4036)

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**Author:** [@yanb](https://discourse.paraview.org/u/yanb)\
**Replies:** 1\
**Last updated:** [April 13, 2020, 5:05am UTC](https://discourse.paraview.org/t/how-to-plot-contour-for-tecplot-febrick-data/4036 "2020-04-13T05:05:45Z")

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Step 0. See attached couple\_stress\_plot\_045\_notime.dat (compressed in .rar format) and the corresponding tecplot.png. The data are in Tecplot FEBRICK (finite element brick) format , each cell/brick containing 8 vertex no…

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## [High quality animation](https://discourse.paraview.org/t/high-quality-animation/4028)

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**Author:** [@Samanvith\_A](https://discourse.paraview.org/u/Samanvith_A)\
**Replies:** 2\
**Last updated:** [April 13, 2020, 4:58am UTC](https://discourse.paraview.org/t/high-quality-animation/4028 "2020-04-13T04:58:57Z")

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Hello everyone, I am trying to save my animation, but want to keep the size small, and quality of the simulation good. Whenever I use lock view size the resolution of the video goes down, which I don’t want to. Here i…

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