# ParaView Support

**URL:** https://discourse.paraview.org/c/paraview-support/7.md?page=95

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

**Page:** 96

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## [Evenly Spaced Streamlines 2D](https://discourse.paraview.org/t/evenly-spaced-streamlines-2d/3452)

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**Author:** [@danlipsa](https://discourse.paraview.org/u/danlipsa)\
**Replies:** 10\
**Last updated:** [October 14, 2022, 10:03pm UTC](https://discourse.paraview.org/t/evenly-spaced-streamlines-2d/3452 "2022-10-14T22:03:32Z")

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This seems right. Also make sure the seed point is in the same plane normal on Z. If that does not work can you share you dataset? Thanks, Dan Dear Dan, I am in a similar situation to that of Nayla. I have a 3D da…

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## [Stream Tracer doesn't generate any lines from a 3D vector field](https://discourse.paraview.org/t/stream-tracer-doesnt-generate-any-lines-from-a-3d-vector-field/10510)

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**Author:** [@motta](https://discourse.paraview.org/u/motta)\
**Replies:** 2\
**Last updated:** [October 14, 2022, 6:05pm UTC](https://discourse.paraview.org/t/stream-tracer-doesnt-generate-any-lines-from-a-3d-vector-field/10510 "2022-10-14T18:05:36Z")

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Hello, I’m a new user of paraview and was trying to make a streamtracer evolution of the magnetic field lines of my simulations. I made a VTU file containing the three components of the magnetic field: Bx, By, Bz as we…

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## [PV 5.11-rc1 on Linux](https://discourse.paraview.org/t/pv-5-11-rc1-on-linux/10509)

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**Author:** [@dpugmire](https://discourse.paraview.org/u/dpugmire)\
**Replies:** 9\
**Last updated:** [October 14, 2022, 12:22pm UTC](https://discourse.paraview.org/t/pv-5-11-rc1-on-linux/10509 "2022-10-14T12:22:22Z")

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I installed ParaView-5.11.0-RC1-MPI-Linux-Python3.9-x86\_64 onto my Ubuntu machine. I’m opening an openpmd file that uses the adios2 backend. I get the following errors: openpmd.py:13 ERR: Missing required Python modules…

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## [Create 3d topography from NetCDF](https://discourse.paraview.org/t/create-3d-topography-from-netcdf/6261)

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**Author:** [@thomasvanderlinden](https://discourse.paraview.org/u/thomasvanderlinden)\
**Replies:** 17\
**Last updated:** [October 14, 2022, 11:22am UTC](https://discourse.paraview.org/t/create-3d-topography-from-netcdf/6261 "2022-10-14T11:22:44Z")

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I would like to make a globe with topgraphy from a NetCDF. From these pages I get the impression that should be possible: https://earthmodels.org/date-and-tools/topography/exaggerated-topography-in-paraview Problem…

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## [Paraview infinite loading of fluent case](https://discourse.paraview.org/t/paraview-infinite-loading-of-fluent-case/10489)

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**Author:** [@wilove](https://discourse.paraview.org/u/wilove)\
**Replies:** 2\
**Last updated:** [October 14, 2022, 7:52am UTC](https://discourse.paraview.org/t/paraview-infinite-loading-of-fluent-case/10489 "2022-10-14T07:52:38Z")

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Hello everyone, I want to read a fluent model (.cas + .dat) in Paraview. The model is obtained from Icepak but, since the solver used is fluent, I am usually able to import the files into Paraview. However, when I impo…

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## [Animation to make spheres appears through time](https://discourse.paraview.org/t/animation-to-make-spheres-appears-through-time/10501)

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**Author:** [@schupin](https://discourse.paraview.org/u/schupin)\
**Replies:** 2\
**Last updated:** [October 14, 2022, 7:17am UTC](https://discourse.paraview.org/t/animation-to-make-spheres-appears-through-time/10501 "2022-10-14T07:17:36Z")

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Hi, I’m working with csv files containing x,y and z location of particules. I’m vizualizing it with glyphes on paraview and it work well :slight\_smile: Each particule has a id corresponding to its age and I’ll like …

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## [Plot Selection Over Time with Script Issue](https://discourse.paraview.org/t/plot-selection-over-time-with-script-issue/10505)

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**Author:** [@jschirck](https://discourse.paraview.org/u/jschirck)\
**Replies:** 2\
**Last updated:** [October 14, 2022, 4:42am UTC](https://discourse.paraview.org/t/plot-selection-over-time-with-script-issue/10505 "2022-10-14T04:42:51Z")

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Hello Paraview Community, I created a Macro which does the following things: Create a slice. Calculate average values on each slice. Loop to create many slices and calculated variables. Group the calculated variables. …

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## [How to select the blocks by using python?](https://discourse.paraview.org/t/how-to-select-the-blocks-by-using-python/10513)

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**Author:** [@Echo](https://discourse.paraview.org/u/Echo)\
**Replies:** 2\
**Last updated:** [October 14, 2022, 3:50am UTC](https://discourse.paraview.org/t/how-to-select-the-blocks-by-using-python/10513 "2022-10-14T03:50:23Z")

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HI all, I am new to ParaView, and I want to konw how to select the concerned blocks by using python. For example, selecting the blocks with names of 'block\_1003' and 'block\_1010' as the figure shows: The file is i…

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## [Rock DEM file in Paraview](https://discourse.paraview.org/t/rock-dem-file-in-paraview/10485)

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**Author:** [@Ruslan](https://discourse.paraview.org/u/Ruslan)\
**Replies:** 6\
**Last updated:** [October 14, 2022, 12:46am UTC](https://discourse.paraview.org/t/rock-dem-file-in-paraview/10485 "2022-10-14T00:46:00Z")

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Hello! Is there any way to open files of Rocky DEM in Paraview? I would like to see the result of the work Rocky DEM. Thank you!

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## [About Microsoft C++ exception: std::out\_of\_range](https://discourse.paraview.org/t/about-microsoft-c-exception-std-out-of-range/10494)

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**Author:** [@Cam](https://discourse.paraview.org/u/Cam)\
**Replies:** 5\
**Last updated:** [October 13, 2022, 11:37pm UTC](https://discourse.paraview.org/t/about-microsoft-c-exception-std-out-of-range/10494 "2022-10-13T23:37:17Z")

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I built ParaView on Windows using MSVC and Ninja. When I ran it in debug mode, I noticed there are a lot of exceptions. If I have objects in the scene and rotate my camera, I will get a lot of Exception thrown at 0x0000…

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## [Opacity for high order function](https://discourse.paraview.org/t/opacity-for-high-order-function/10499)

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**Author:** [@Yang](https://discourse.paraview.org/u/Yang)\
**Replies:** 0\
**Last updated:** [October 13, 2022, 9:24am UTC](https://discourse.paraview.org/t/opacity-for-high-order-function/10499 "2022-10-13T09:24:21Z")

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There are two pvd files: they all have a scalar function f(x, y, z) = x + y + z. The first store the mesh with linear elements, and the second store the mesh with second-order Lagrange elements. After setting the opacity…

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## [Paraview vtk file visualization failure](https://discourse.paraview.org/t/paraview-vtk-file-visualization-failure/10496)

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**Author:** [@Jewel](https://discourse.paraview.org/u/Jewel)\
**Replies:** 1\
**Last updated:** [October 13, 2022, 4:36am UTC](https://discourse.paraview.org/t/paraview-vtk-file-visualization-failure/10496 "2022-10-13T04:36:22Z")

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Hi experts, I try to view a vtk file saved with python (nighres.save\_mesh), paraview can load it, but when I try to view the file, it breaks off. Can anyone tell me how to fix the problem? ( paraview version: 5.7.0-MPI-…

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## [Camera animation state isn't saving](https://discourse.paraview.org/t/camera-animation-state-isnt-saving/10486)

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**Author:** [@Devin\_Richard\_Bayly](https://discourse.paraview.org/u/Devin_Richard_Bayly)\
**Replies:** 4\
**Last updated:** [October 13, 2022, 2:55am UTC](https://discourse.paraview.org/t/camera-animation-state-isnt-saving/10486 "2022-10-13T02:55:23Z")

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I’m finding that the keyframes that I’m inserting using my macro method (Animation KeyTime integer error) don’t survive a save, close and reload of the pvsm file. Any ideas about how to make these animation keyframes sti…

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## [Using WarpbyVector in python script](https://discourse.paraview.org/t/using-warpbyvector-in-python-script/10403)

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**Author:** [@ChiaYoung96](https://discourse.paraview.org/u/ChiaYoung96)\
**Replies:** 6\
**Last updated:** [October 12, 2022, 8:48am UTC](https://discourse.paraview.org/t/using-warpbyvector-in-python-script/10403 "2022-10-12T08:48:02Z")

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Hello everyone, I wanted to implement a python script, which will deform a “.vtu” mesh by a vector called “Displacement” that I saved from another “.vtu” and stored as an array of \[3\*number of points\]. The two meshes ha…

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## [The index and time from the information tab](https://discourse.paraview.org/t/the-index-and-time-from-the-information-tab/10483)

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**Author:** [@mohsen.rock](https://discourse.paraview.org/u/mohsen.rock)\
**Replies:** 2\
**Last updated:** [October 12, 2022, 7:33am UTC](https://discourse.paraview.org/t/the-index-and-time-from-the-information-tab/10483 "2022-10-12T07:33:09Z")

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Dear experts, Is there any way to extract all the Time and the associated indcies from the information tab? Thanks in advance

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## [How to import binary tecplot to Paraview?](https://discourse.paraview.org/t/how-to-import-binary-tecplot-to-paraview/10482)

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**Author:** [@Rabia\_Sonmez](https://discourse.paraview.org/u/Rabia_Sonmez)\
**Replies:** 1\
**Last updated:** [October 12, 2022, 2:58am UTC](https://discourse.paraview.org/t/how-to-import-binary-tecplot-to-paraview/10482 "2022-10-12T02:58:49Z")

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Hello everyone, I have .plt from tecplot binary and i am trying to visualize it in Paraview. grid.plt is okay in paraview, it works. But time-000001.plt and other time related does not show in Paraview. I change the nam…

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## [Time Averaged global variable](https://discourse.paraview.org/t/time-averaged-global-variable/10464)

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**Author:** [@phismith](https://discourse.paraview.org/u/phismith)\
**Replies:** 4\
**Last updated:** [October 11, 2022, 12:51am UTC](https://discourse.paraview.org/t/time-averaged-global-variable/10464 "2022-10-11T00:51:49Z")

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I need to calculate a time averaged global variable. The temporal statistics filter doesn’t include global variables in its results. Here is what I am thinking: My best guess is something along these lines: Python ca…

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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)

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**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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## [Color transfer function values in pvpython](https://discourse.paraview.org/t/color-transfer-function-values-in-pvpython/10363)

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**Author:** [@CJBright](https://discourse.paraview.org/u/CJBright)\
**Replies:** 4\
**Last updated:** [October 10, 2022, 5:35pm UTC](https://discourse.paraview.org/t/color-transfer-function-values-in-pvpython/10363 "2022-10-10T17:35:35Z")

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Hi there, I’m attempting to change the colour of a section within a colour bar without impacting the overall gradient on the points outside the changed section. The closest I have been to achieving this has been throug…

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## [Verify usage of IceT for parallel rendering](https://discourse.paraview.org/t/verify-usage-of-icet-for-parallel-rendering/10462)

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**Author:** [@pazkaI](https://discourse.paraview.org/u/pazkaI)\
**Replies:** 2\
**Last updated:** [October 10, 2022, 2:37pm UTC](https://discourse.paraview.org/t/verify-usage-of-icet-for-parallel-rendering/10462 "2022-10-10T14:37:54Z")

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Hi everyone, I’m using ParaView v.5.10.1 in client/server mode with EGL for hardware-accelerated offscreen parallel rendering of large datasets. The server is running on a cluster of compute nodes with multiple processe…

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## [Change font size of the text in GUI](https://discourse.paraview.org/t/change-font-size-of-the-text-in-gui/10477)

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**Author:** [@ebreard](https://discourse.paraview.org/u/ebreard)\
**Replies:** 2\
**Last updated:** [October 10, 2022, 2:01pm UTC](https://discourse.paraview.org/t/change-font-size-of-the-text-in-gui/10477 "2022-10-10T14:01:49Z")

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Hi, When opening the GUI, the font in the gui is huge and I cannot see the tabs well on the left and have to scroll a lot. How do I change that? (not asking about the font in the layout window, but the gui itself)

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## [refine the outcomes](https://discourse.paraview.org/t/refine-the-outcomes/10471)

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**Author:** [@fchu](https://discourse.paraview.org/u/fchu)\
**Replies:** 5\
**Last updated:** [October 10, 2022, 1:27pm UTC](https://discourse.paraview.org/t/refine-the-outcomes/10471 "2022-10-10T13:27:08Z")

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Hi, guys, I need your help. As mentioned the above picture, How do you refine the results to be as smooth as the second figure? Thank you very much.

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## [How to show origin point in paraview](https://discourse.paraview.org/t/how-to-show-origin-point-in-paraview/10475)

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**Author:** [@Ying](https://discourse.paraview.org/u/Ying)\
**Replies:** 1\
**Last updated:** [October 10, 2022, 2:03am UTC](https://discourse.paraview.org/t/how-to-show-origin-point-in-paraview/10475 "2022-10-10T02:03:19Z")

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Hi, I’d like to view the location of origin point in the current window for reference, like a small black point, is it possible in paraview? Thanks!

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## [Extract data from blocks to python efficiently](https://discourse.paraview.org/t/extract-data-from-blocks-to-python-efficiently/10467)

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**Author:** [@Captain\_Convergence](https://discourse.paraview.org/u/Captain_Convergence)\
**Replies:** 0\
**Last updated:** [October 8, 2022, 3:05pm UTC](https://discourse.paraview.org/t/extract-data-from-blocks-to-python-efficiently/10467 "2022-10-08T15:05:39Z")

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Dear all, I need to get the coordinates and velocities vectors for several blocks in my domain for some time snapshots. By now I am looping over each time step and then over each block in order to get the aforementioned…

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## [New reader that use read two files using two already existing readers](https://discourse.paraview.org/t/new-reader-that-use-read-two-files-using-two-already-existing-readers/10446)

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**Author:** [@gv871](https://discourse.paraview.org/u/gv871)\
**Replies:** 5\
**Last updated:** [October 7, 2022, 1:00am UTC](https://discourse.paraview.org/t/new-reader-that-use-read-two-files-using-two-already-existing-readers/10446 "2022-10-07T01:00:16Z")

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Hello, my simulation results are are divided in two different kind of files. On one side I have OpenFOAM results and on the some .vtm files. Right now I have to load the two sets of file independently and everything w…

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

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**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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## [Axes label centered to zoom view](https://discourse.paraview.org/t/axes-label-centered-to-zoom-view/10459)

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**Author:** [@irenerar](https://discourse.paraview.org/u/irenerar)\
**Replies:** 0\
**Last updated:** [October 6, 2022, 10:16am UTC](https://discourse.paraview.org/t/axes-label-centered-to-zoom-view/10459 "2022-10-06T10:16:48Z")

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Hi, I would like to know how to make the X-Axis label appear in the center of my view, instead of at the center of the entire length. Thanks in advance!

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## [Animation KeyTime integer error](https://discourse.paraview.org/t/animation-keytime-integer-error/10454)

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**Author:** [@Devin\_Richard\_Bayly](https://discourse.paraview.org/u/Devin_Richard_Bayly)\
**Replies:** 1\
**Last updated:** [October 6, 2022, 12:08am UTC](https://discourse.paraview.org/t/animation-keytime-integer-error/10454 "2022-10-06T00:08:24Z")

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I haven’t been able to figure out whether this issue is the same thing as what I’m experiencing I am having issues with the clipping animation track KeyTime values? I’m building a macro to make it easier to generate int…

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## [python code from the pipeline](https://discourse.paraview.org/t/python-code-from-the-pipeline/10426)

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**Author:** [@Pravin\_Poudel](https://discourse.paraview.org/u/Pravin_Poudel)\
**Replies:** 3\
**Last updated:** [October 5, 2022, 10:15pm UTC](https://discourse.paraview.org/t/python-code-from-the-pipeline/10426 "2022-10-05T22:15:01Z")

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i am trying to get the segmented output of the mesh after generating contour tree of elevation. I tried to get it from the python file generated from the paraview but it seems to have hardcoded value and in mose of the …

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## [2D mesh to 3D prismatic by extrusion along z-axis](https://discourse.paraview.org/t/2d-mesh-to-3d-prismatic-by-extrusion-along-z-axis/10154)

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**Author:** [@denis-anuprienko](https://discourse.paraview.org/u/denis-anuprienko)\
**Replies:** 2\
**Last updated:** [October 5, 2022, 4:34pm UTC](https://discourse.paraview.org/t/2d-mesh-to-3d-prismatic-by-extrusion-along-z-axis/10154 "2022-10-05T16:34:41Z")

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Hello! I have a .vtk file with a polygonal mesh in a square domain. I would like to create a 3D prismatic mesh by extruding the 2D mesh along vertical axis. Is there an option to do that? It seems that Linear Extrusion …

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