# Top

**URL:** https://discourse.paraview.org/top.md?page=68&period=all

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**Page:** 69

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## [\[solved by VTK\] How to read connectivity, offsets, types of a VTU file?](https://discourse.paraview.org/t/solved-by-vtk-how-to-read-connectivity-offsets-types-of-a-vtu-file/11164)

<div class="topic-metadata">

**Author:** [@cfd\_ow](https://discourse.paraview.org/u/cfd_ow)\
**Replies:** 2\
**Last updated:** [January 17, 2023, 2:26pm UTC](https://discourse.paraview.org/t/solved-by-vtk-how-to-read-connectivity-offsets-types-of-a-vtu-file/11164 "2023-01-17T14:26:17Z")

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Given a VTU file, how to read the connectivity, offsets and types under the section? I’ve already get the reader based on the VTU file, but what’s next? Any suggestions may save my life… reader = XMLUnstructuredGridR…

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## [Indicate version for \`VTKPythonAlgorithmBase\`-based Python plugin](https://discourse.paraview.org/t/indicate-version-for-vtkpythonalgorithmbase-based-python-plugin/3055)

<div class="topic-metadata">

**Author:** [@tianyikillua](https://discourse.paraview.org/u/tianyikillua)\
**Replies:** 5\
**Last updated:** [November 28, 2019, 2:52pm UTC](https://discourse.paraview.org/t/indicate-version-for-vtkpythonalgorithmbase-based-python-plugin/3055 "2019-11-28T14:52:39Z")

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I’ve been developing plugins for ParaView using the new VTKPythonAlgorithmBase interface. Is it possible to indicate the version in the Python file? Currently the version is always (unknown)

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## [Optimal file format for complex 3D vector field](https://discourse.paraview.org/t/optimal-file-format-for-complex-3d-vector-field/4582)

<div class="topic-metadata">

**Author:** [@knue](https://discourse.paraview.org/u/knue)\
**Replies:** 1\
**Last updated:** [June 16, 2020, 1:27am UTC](https://discourse.paraview.org/t/optimal-file-format-for-complex-3d-vector-field/4582 "2020-06-16T01:27:54Z")

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Hello, I’m currently working on a Matlab based electromagnetic code and wondering how to save this stuff to visualize properly in Paraview. My geometry consists out of 3D nodes and lines which connects this nodes. …

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## [ParaView-5.9.0 EGL version: GLEW could not be initialized: Missing GL version](https://discourse.paraview.org/t/paraview-5-9-0-egl-version-glew-could-not-be-initialized-missing-gl-version/6289)

<div class="topic-metadata">

**Author:** [@sharon](https://discourse.paraview.org/u/sharon)\
**Replies:** 1\
**Last updated:** [February 2, 2021, 11:28am UTC](https://discourse.paraview.org/t/paraview-5-9-0-egl-version-glew-could-not-be-initialized-missing-gl-version/6289 "2021-02-02T11:28:57Z")

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Dear Experts, When I run EGL version of ParaView on GPU nodes in our cluster, I some times encounter below Error: Most Times the server will crash with error as below: Some time there is a popup message box show at …

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## [Subtract from one slice result to another slice result](https://discourse.paraview.org/t/subtract-from-one-slice-result-to-another-slice-result/9593)

<div class="topic-metadata">

**Author:** [@limpideyes](https://discourse.paraview.org/u/limpideyes)\
**Replies:** 2\
**Last updated:** [August 3, 2024, 2:10pm UTC](https://discourse.paraview.org/t/subtract-from-one-slice-result-to-another-slice-result/9593 "2024-08-03T14:10:36Z")

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Dear ParaViewers, I have got a question about subtracting slice results. I have two simulation results: results.foam-1 and results.foam-2. And I sliced those results at 1.5m of Z axis for each: Slice1 and Slice2. Slice…

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## [Rotate around an axis and zoom-in using ParaView Python script](https://discourse.paraview.org/t/rotate-around-an-axis-and-zoom-in-using-paraview-python-script/5755)

<div class="topic-metadata">

**Author:** [@R.B](https://discourse.paraview.org/u/R.B)\
**Replies:** 1\
**Last updated:** [November 10, 2020, 4:29pm UTC](https://discourse.paraview.org/t/rotate-around-an-axis-and-zoom-in-using-paraview-python-script/5755 "2020-11-10T16:29:07Z")

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Hello, I want to apply two operations using ParaView Python script: 1-rotate around the Y-axis with a specific degree (30,60,etc.) 2- zoom into the data. When I use the trace python script tool, it does not trace the c…

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## [Python plugin smproxy keyword arguments aren't working as expected](https://discourse.paraview.org/t/python-plugin-smproxy-keyword-arguments-arent-working-as-expected/4869)

<div class="topic-metadata">

**Author:** [@banesullivan](https://discourse.paraview.org/u/banesullivan)\
**Replies:** 4\
**Last updated:** [July 17, 2020, 10:43am UTC](https://discourse.paraview.org/t/python-plugin-smproxy-keyword-arguments-arent-working-as-expected/4869 "2020-07-17T10:43:33Z")

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Why is the label argument to the smproxy decorator used to set the name of the source in the namespace and not the name argument? For example, here is a very simple Python plugin: from paraview.util.vtkAlgorithm import…

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## [Problem with creating a good streamline plot](https://discourse.paraview.org/t/problem-with-creating-a-good-streamline-plot/6751)

<div class="topic-metadata">

**Author:** [@paraviwer](https://discourse.paraview.org/u/paraviwer)\
**Replies:** 2\
**Last updated:** [March 22, 2021, 11:42am UTC](https://discourse.paraview.org/t/problem-with-creating-a-good-streamline-plot/6751 "2021-03-22T11:42:51Z")

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I have a 2D axisymmetric model of a very small jet coming into a stagnant domain. The solution has been loaded in Paraview and I got a good plot with the vector fields. But when I try to add streamlines nothing seems to …

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## [Using conda python to run the trace script does not work, while using pvpython it works](https://discourse.paraview.org/t/using-conda-python-to-run-the-trace-script-does-not-work-while-using-pvpython-it-works/2785)

<div class="topic-metadata">

**Author:** [@Robinnie](https://discourse.paraview.org/u/Robinnie)\
**Replies:** 5\
**Last updated:** [October 18, 2019, 2:58am UTC](https://discourse.paraview.org/t/using-conda-python-to-run-the-trace-script-does-not-work-while-using-pvpython-it-works/2785 "2019-10-18T02:58:00Z")

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Dear gurus, I met a problem which maybe easy for you. It is strange to get following error: ERROR: In /home/conda/feedstock\_root/build\_artifacts/paraview\_1543153320890/work/VTK/Rendering/OpenGL2/ vtkOpenGLRenderWindow.…

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## [Build project setup question](https://discourse.paraview.org/t/build-project-setup-question/1769)

<div class="topic-metadata">

**Author:** [@cobo](https://discourse.paraview.org/u/cobo)\
**Replies:** 4\
**Last updated:** [May 7, 2019, 2:06pm UTC](https://discourse.paraview.org/t/build-project-setup-question/1769 "2019-05-07T14:06:24Z")

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For some plugins that I intend to write, I need to pull in the libgeotiff library into my Paraview custom application. I can even find a libgeotiff repository that already uses cmake, and I can try to compile it - standa…

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## [How to make a animation only with self rotating but not Orbital revolution](https://discourse.paraview.org/t/how-to-make-a-animation-only-with-self-rotating-but-not-orbital-revolution/13755)

<div class="topic-metadata">

**Author:** [@sharon](https://discourse.paraview.org/u/sharon)\
**Replies:** 4\
**Last updated:** [January 29, 2024, 2:01pm UTC](https://discourse.paraview.org/t/how-to-make-a-animation-only-with-self-rotating-but-not-orbital-revolution/13755 "2024-01-29T14:01:34Z")

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Dear Experts, I fount it is difficult to make a self rotating animation in version 5.12, from camera–\>Follow Path–\>Create Orbit, the final result is Orbital revolution and self rotating, but what i want is only rotatin…

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## [combine vtk group](https://discourse.paraview.org/t/combine-vtk-group/12285)

<div class="topic-metadata">

**Author:** [@m.enayat](https://discourse.paraview.org/u/m.enayat)\
**Replies:** 2\
**Last updated:** [June 19, 2023, 11:48am UTC](https://discourse.paraview.org/t/combine-vtk-group/12285 "2023-06-19T11:48:51Z")

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Hi I have a group of .vtk files that are related to a 3D mesh. My mesh is split into 320 .vtk files each of which had been processed by a core. I want to merge these .vtk files and assemble my whole mesh. What should …

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## [PV 5.9.1 Will Not Launch on Windows 10](https://discourse.paraview.org/t/pv-5-9-1-will-not-launch-on-windows-10/8404)

<div class="topic-metadata">

**Author:** [@natetron](https://discourse.paraview.org/u/natetron)\
**Replies:** 6\
**Last updated:** [December 5, 2021, 2:28pm UTC](https://discourse.paraview.org/t/pv-5-9-1-will-not-launch-on-windows-10/8404 "2021-12-05T14:28:29Z")

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After what appears to be a successful installation of PV 5.9.1, when I attempt to launch the software, I see the following windows for only about 1 second before they disappear. I’m running Windows 10 Enterprise with…

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## [Catalyst old and new, necessity of MPI](https://discourse.paraview.org/t/catalyst-old-and-new-necessity-of-mpi/9005)

<div class="topic-metadata">

**Author:** [@eudoxos](https://discourse.paraview.org/u/eudoxos)\
**Replies:** 5\
**Last updated:** [February 22, 2022, 9:22am UTC](https://discourse.paraview.org/t/catalyst-old-and-new-necessity-of-mpi/9005 "2022-02-22T09:22:14Z")

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I would like to implement Catalyst support for simulation software which already can export visualization data to VTK files and would like to get oriented in the topic. As I understand, passing VTK structures is now (…

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## [Kitware/Visualizer renderer doesn't update the image automatically](https://discourse.paraview.org/t/kitware-visualizer-renderer-doesnt-update-the-image-automatically/6540)

<div class="topic-metadata">

**Author:** [@lbs1163](https://discourse.paraview.org/u/lbs1163)\
**Replies:** 7\
**Last updated:** [March 3, 2021, 3:06pm UTC](https://discourse.paraview.org/t/kitware-visualizer-renderer-doesnt-update-the-image-automatically/6540 "2021-03-03T15:06:07Z")

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Hello! I’m working on making single rendering view with paraview backend. I successed with running python launcher included in Kitware/visualizer. I changed the renderer of visualizer from React/Renderers/VtkRenderer t…

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## [VTI file types for vtkjs volume reader](https://discourse.paraview.org/t/vti-file-types-for-vtkjs-volume-reader/9315)

<div class="topic-metadata">

**Author:** [@benoitpaillard](https://discourse.paraview.org/u/benoitpaillard)\
**Replies:** 1\
**Last updated:** [March 31, 2022, 2:09pm UTC](https://discourse.paraview.org/t/vti-file-types-for-vtkjs-volume-reader/9315 "2022-03-31T14:09:55Z")

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Hi all, I’m trying to change this example to read other volume files: after cloning the repo, the volume viewer can be started with: npm run dev:volume The data read is with the following line reader .setUrl('htt…

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## [vtu files not behaving as expected](https://discourse.paraview.org/t/vtu-files-not-behaving-as-expected/2264)

<div class="topic-metadata">

**Author:** [@RicardoCanelas](https://discourse.paraview.org/u/RicardoCanelas)\
**Replies:** 3\
**Last updated:** [July 19, 2019, 11:37am UTC](https://discourse.paraview.org/t/vtu-files-not-behaving-as-expected/2264 "2019-07-19T11:37:07Z")

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Hi! I’m writing particle data to a .vtu file. I’m not using cell data, and set all of solution directly in point data. I can load these files in Paraview, but can only render the data as Point Gaussian (not ideal for l…

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## [Memory is increasing when add then delete sphere source repeatedly](https://discourse.paraview.org/t/memory-is-increasing-when-add-then-delete-sphere-source-repeatedly/2087)

<div class="topic-metadata">

**Author:** [@sharon](https://discourse.paraview.org/u/sharon)\
**Replies:** 5\
**Last updated:** [June 29, 2019, 2:43am UTC](https://discourse.paraview.org/t/memory-is-increasing-when-add-then-delete-sphere-source-repeatedly/2087 "2019-06-29T02:43:23Z")

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Dear Experts, I am adding and deleting sphere source with resolution 80000, and open memory inspector to monitor the memory change, i found the memory is increasing all the time… What i expect is the memory should not …

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## [Blurry graphics on Wayland (Fedora 37)](https://discourse.paraview.org/t/blurry-graphics-on-wayland-fedora-37/10915)

<div class="topic-metadata">

**Author:** [@nawijn](https://discourse.paraview.org/u/nawijn)\
**Replies:** 4\
**Last updated:** [December 5, 2022, 12:59pm UTC](https://discourse.paraview.org/t/blurry-graphics-on-wayland-fedora-37/10915 "2022-12-05T12:59:16Z")

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Dear All, I am running into an issue with Paraview. The overall visual appearance of items in the render window is pretty blurry. As an example take a look at the two images below. The first is with Paraview running on …

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## [Toggle color legend visibility code](https://discourse.paraview.org/t/toggle-color-legend-visibility-code/3523)

<div class="topic-metadata">

**Author:** [@Shubham\_Belgaonkar](https://discourse.paraview.org/u/Shubham_Belgaonkar)\
**Replies:** 4\
**Last updated:** [February 7, 2020, 3:14am UTC](https://discourse.paraview.org/t/toggle-color-legend-visibility-code/3523 "2020-02-07T03:14:11Z")

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I have the code to visualize some netcdf files. Can someone tell the code on how to change the color legend.

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## [How to accurately calculate cross-section area of STL](https://discourse.paraview.org/t/how-to-accurately-calculate-cross-section-area-of-stl/15355)

<div class="topic-metadata">

**Author:** [@m\_farid](https://discourse.paraview.org/u/m_farid)\
**Replies:** 6\
**Last updated:** [September 16, 2024, 11:14am UTC](https://discourse.paraview.org/t/how-to-accurately-calculate-cross-section-area-of-stl/15355 "2024-09-16T11:14:02Z")

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Hi, I have a hollow STL file, and would like to find the area of a cross-section. Up till now, my process has been: Get cross-section using Slice filter Use Delaunay2D filter to get a 2D surface Use IntegrateVariables …

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## [cannot connect live to simulation on cluster](https://discourse.paraview.org/t/cannot-connect-live-to-simulation-on-cluster/3658)

<div class="topic-metadata">

**Author:** [@Rigel](https://discourse.paraview.org/u/Rigel)\
**Replies:** 4\
**Last updated:** [February 25, 2020, 2:31pm UTC](https://discourse.paraview.org/t/cannot-connect-live-to-simulation-on-cluster/3658 "2020-02-25T14:31:47Z")

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Hi, I am having problems to connect live to a simulation running on a Linux cluster. Say that I have a simulation job 9876 running in one of the compute nodes of the cluster, and a pvserver job 1234 running on another c…

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## [Cartesian Coordinate to Cylindrical Coordinate](https://discourse.paraview.org/t/cartesian-coordinate-to-cylindrical-coordinate/13590)

<div class="topic-metadata">

**Author:** [@Nithin\_Veerendranath](https://discourse.paraview.org/u/Nithin_Veerendranath)\
**Replies:** 3\
**Last updated:** [March 15, 2025, 4:15pm UTC](https://discourse.paraview.org/t/cartesian-coordinate-to-cylindrical-coordinate/13590 "2025-03-15T16:15:51Z")

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Hi, I have my stress tensor data file with (x, y, z) cartesian coordinate system and components as xx, xy, xz, yx, yy and so on the 9 components in it. Now I want to have it in Cylindrical coordinate system. I have see…

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## [Cannot save any animation file or a screenshot](https://discourse.paraview.org/t/cannot-save-any-animation-file-or-a-screenshot/9846)

<div class="topic-metadata">

**Author:** [@Muhammed\_Eroglu](https://discourse.paraview.org/u/Muhammed_Eroglu)\
**Replies:** 2\
**Last updated:** [June 15, 2023, 9:59am UTC](https://discourse.paraview.org/t/cannot-save-any-animation-file-or-a-screenshot/9846 "2023-06-15T09:59:10Z")

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Hi everyone. I made a simulation using Fenics.After that i got an output as a .pvd file with 200 .vtu files .I opened that pvd file in Paraview and tried to save animation as .png files.It gives me an error like; ERROR…

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## [merge state files](https://discourse.paraview.org/t/merge-state-files/9288)

<div class="topic-metadata">

**Author:** [@Qutadah\_Rababah](https://discourse.paraview.org/u/Qutadah_Rababah)\
**Replies:** 8\
**Last updated:** [May 2, 2023, 1:05pm UTC](https://discourse.paraview.org/t/merge-state-files/9288 "2023-05-02T13:05:46Z")

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Is there a way to merge state files, so that you have one instead of multiples? I want to be able to open them all at once in the same window with say multiple layouts already set for the multiple state files? Thanks!

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## [The spreadsheet view](https://discourse.paraview.org/t/the-spreadsheet-view/3186)

<div class="topic-metadata">

**Author:** [@Sajjad\_Haider](https://discourse.paraview.org/u/Sajjad_Haider)\
**Replies:** 1\
**Last updated:** [December 13, 2019, 8:12pm UTC](https://discourse.paraview.org/t/the-spreadsheet-view/3186 "2019-12-13T20:12:07Z")

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Hi, My problem is that when I export the ‘spreadsheet view’ file from paraview, I notice that the file opened in excel is different from the file seen in paraview. This is very confusing to me. How can I get the column …

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## [Install h5py on Paraview (5.4.1)](https://discourse.paraview.org/t/install-h5py-on-paraview-5-4-1/3547)

<div class="topic-metadata">

**Author:** [@AlexisTvrs](https://discourse.paraview.org/u/AlexisTvrs)\
**Replies:** 3\
**Last updated:** [February 19, 2020, 2:12am UTC](https://discourse.paraview.org/t/install-h5py-on-paraview-5-4-1/3547 "2020-02-19T02:12:58Z")

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I’m currently trying to run a python script in Paraview (5.4.1). Unfortunately the script stops when it tries to import the h5py librarie. I already searched on the forum for answers ,in particular this post https://dis…

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## [Upcoming Live CMB Webinar with Kitware](https://discourse.paraview.org/t/upcoming-live-cmb-webinar-with-kitware/17204)

<div class="topic-metadata">

**Author:** [@NickBearup](https://discourse.paraview.org/u/NickBearup)\
**Replies:** 0\
**Last updated:** [September 24, 2025, 1:54pm UTC](https://discourse.paraview.org/t/upcoming-live-cmb-webinar-with-kitware/17204 "2025-09-24T13:54:36Z")

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In two weeks, on October 8th, Kitware will be hosting a free live webinar, “Making Waves With Computational Model Builder”. Computational Model Builder (CMB) is a suite of applications built on ParaView and SMTK to help …

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## [New developer documentation location](https://discourse.paraview.org/t/new-developer-documentation-location/15152)

<div class="topic-metadata">

**Author:** [@cory.quammen](https://discourse.paraview.org/u/cory.quammen)\
**Replies:** 0\
**Last updated:** [July 31, 2024, 12:19pm UTC](https://discourse.paraview.org/t/new-developer-documentation-location/15152 "2024-07-31T12:19:24Z")

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The versioned developer documentation for ParaView has been moved to https://www.paraview.org/paraview-docs. Please update your links and bookmarks to this new site. The developer documentation for all versions of ParaV…

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## [Python3 Not Found](https://discourse.paraview.org/t/python3-not-found/13733)

<div class="topic-metadata">

**Author:** [@guillaume\_Peillex](https://discourse.paraview.org/u/guillaume_Peillex)\
**Replies:** 4\
**Last updated:** [January 31, 2024, 7:35am UTC](https://discourse.paraview.org/t/python3-not-found/13733 "2024-01-31T07:35:53Z")

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Hi all, I’am facing a “Could NOT find Python3” problem. I’am building, with Spack, a ParaView Branded Application named Themys. On the machine where the installation occurs there is a Python3.11 version installed but …

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## [Python bindings for custom PV widgets](https://discourse.paraview.org/t/python-bindings-for-custom-pv-widgets/2921)

<div class="topic-metadata">

**Author:** [@siver](https://discourse.paraview.org/u/siver)\
**Replies:** 8\
**Last updated:** [January 10, 2020, 9:31am UTC](https://discourse.paraview.org/t/python-bindings-for-custom-pv-widgets/2921 "2020-01-10T09:31:07Z")

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Dear PV devs, I hope you could assist with the following challenge: We have conjured a small xml/C++ plugin with custom QT widgets and not all of them are represented in the XML file. Now we would like to manipulate th…

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## [Volume representation as categories](https://discourse.paraview.org/t/volume-representation-as-categories/7262)

<div class="topic-metadata">

**Author:** [@schupin](https://discourse.paraview.org/u/schupin)\
**Replies:** 5\
**Last updated:** [May 26, 2021, 1:38pm UTC](https://discourse.paraview.org/t/volume-representation-as-categories/7262 "2021-05-26T13:38:17Z")

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Hi, I’m trying to view an image file (.vti) in wich each areas are identified by a unsigned int value (between 1 and 500 for instance). Unidentified areas have 0 as value. When I use a volume representation of the data…

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## [Python methods for a custom c++ plugin](https://discourse.paraview.org/t/python-methods-for-a-custom-c-plugin/3326)

<div class="topic-metadata">

**Author:** [@siver](https://discourse.paraview.org/u/siver)\
**Replies:** 7\
**Last updated:** [January 23, 2020, 2:19am UTC](https://discourse.paraview.org/t/python-methods-for-a-custom-c-plugin/3326 "2020-01-23T02:19:44Z")

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Hello dear PV-coders, In my quest for making a custom PV plugin, I’m currently trying to press a (qt) button in my C++ plugin via the PV python console. I guess, I am looking for a functionality, similar to Q\_PROPERTY,…

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## [Can't remember filter I used in past. Have a plot.](https://discourse.paraview.org/t/cant-remember-filter-i-used-in-past-have-a-plot/10131)

<div class="topic-metadata">

**Author:** [@garage\_physicist](https://discourse.paraview.org/u/garage_physicist)\
**Replies:** 6\
**Last updated:** [August 11, 2022, 2:34am UTC](https://discourse.paraview.org/t/cant-remember-filter-i-used-in-past-have-a-plot/10131 "2022-08-11T02:34:30Z")

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A few years back, I made the plot below. I want to do something similar but I can’t for the life of me remember which filter creates this effect. I remember it being something somewhat obscure. Does anyone know what this…

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## [Paraview python crashing when saving screenshot](https://discourse.paraview.org/t/paraview-python-crashing-when-saving-screenshot/6405)

<div class="topic-metadata">

**Author:** [@vachan-potluri](https://discourse.paraview.org/u/vachan-potluri)\
**Replies:** 2\
**Last updated:** [May 31, 2023, 11:13am UTC](https://discourse.paraview.org/t/paraview-python-crashing-when-saving-screenshot/6405 "2023-05-31T11:13:15Z")

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I have installed paraviewopenfoam56 on Ubuntu 18.04. When I save a screenshot from GUI, all is good. But if I attempt to do it through python script, then paraview crashes with seg fault. To make my point clear: this is…

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## [ParaView+Geoscience Community on Slack](https://discourse.paraview.org/t/paraview-geoscience-community-on-slack/541)

<div class="topic-metadata">

**Author:** [@banesullivan](https://discourse.paraview.org/u/banesullivan)\
**Replies:** 2\
**Last updated:** [September 7, 2018, 6:27pm UTC](https://discourse.paraview.org/t/paraview-geoscience-community-on-slack/541 "2018-09-07T18:27:31Z")

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Hi everyone! I have created a Slack organization with various channels related to using ParaView for general geoscience visualization that I’d love to invite all of you to join! The Slack group was created for the PVGe…

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## [Does Nvidia IndeX plugin support vdb files?](https://discourse.paraview.org/t/does-nvidia-index-plugin-support-vdb-files/12817)

<div class="topic-metadata">

**Author:** [@fashing](https://discourse.paraview.org/u/fashing)\
**Replies:** 7\
**Last updated:** [November 6, 2023, 3:08pm UTC](https://discourse.paraview.org/t/does-nvidia-index-plugin-support-vdb-files/12817 "2023-11-06T15:08:01Z")

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Hi, I am new to ParaView and try to use ParaView 5.11.1 for volume rendering. I take the testcases from openvdb official website. I can render the testcase (e.g. bunny\_cloud) successfully with volume representation and…

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## [Paraview time annotation question](https://discourse.paraview.org/t/paraview-time-annotation-question/15175)

<div class="topic-metadata">

**Author:** [@fany1](https://discourse.paraview.org/u/fany1)\
**Replies:** 3\
**Last updated:** [August 6, 2024, 8:18am UTC](https://discourse.paraview.org/t/paraview-time-annotation-question/15175 "2024-08-06T08:18:07Z")

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@danlipsa Hello Dan (and/or other ParaView experts), I have a question about time annotation in ParaView. Here is the context for my visualization needs: The output files from my simulations (sher3d.5000, sher3d.1000…

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## [Writing pvtu files from Catalyst ...](https://discourse.paraview.org/t/writing-pvtu-files-from-catalyst/1720)

<div class="topic-metadata">

**Author:** [@Niklas](https://discourse.paraview.org/u/Niklas)\
**Replies:** 2\
**Last updated:** [April 25, 2019, 1:50pm UTC](https://discourse.paraview.org/t/writing-pvtu-files-from-catalyst/1720 "2019-04-25T13:50:23Z")

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Dear All, I am having difficulties with writing out pvtu files from a Catalyst process. Writing them out directly using for instance a threshold defined within the python script works great, but I do have another functi…

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## [ParaView 5.7 RC1 run time warning](https://discourse.paraview.org/t/paraview-5-7-rc1-run-time-warning/2203)

<div class="topic-metadata">

**Author:** [@Andy\_Bauer](https://discourse.paraview.org/u/Andy_Bauer)\
**Replies:** 4\
**Last updated:** [July 11, 2019, 8:04pm UTC](https://discourse.paraview.org/t/paraview-5-7-rc1-run-time-warning/2203 "2019-07-11T20:04:33Z")

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I downloaded and tried out the ParaView 5.7 RC1 candidate on a RHEL 7.6 machine and am seeing a couple of issues: With paraview, pvserver and pvpython (I didn’t try pvbatch but assume I’d get the same behavior) I’m get…

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## [Plotting animated probe location over time](https://discourse.paraview.org/t/plotting-animated-probe-location-over-time/15414)

<div class="topic-metadata">

**Author:** [@Tom](https://discourse.paraview.org/u/Tom)\
**Replies:** 6\
**Last updated:** [September 23, 2024, 6:53am UTC](https://discourse.paraview.org/t/plotting-animated-probe-location-over-time/15414 "2024-09-23T06:53:43Z")

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Hello, I am trying to plot my data over a moving probe location in time. Currently, I use the probe location to extract the local data and I know beforehand the movement of the probe over time (just along a simple line)…

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## [errors compiling ParaView 5.6.1 for offscreen GPU rendering](https://discourse.paraview.org/t/errors-compiling-paraview-5-6-1-for-offscreen-gpu-rendering/2049)

<div class="topic-metadata">

**Author:** [@razoumov](https://discourse.paraview.org/u/razoumov)\
**Replies:** 2\
**Last updated:** [July 9, 2019, 10:05pm UTC](https://discourse.paraview.org/t/errors-compiling-paraview-5-6-1-for-offscreen-gpu-rendering/2049 "2019-07-09T22:05:31Z")

</div>

Hello, I am trying to compile ParaView 5.6.1 server to run offscreen on cluster GPU nodes, using the following flags: -DCMAKE\_SKIP\_RPATH=ON -DPARAVIEW\_INSTALL\_DEVELOPMENT\_FILES=ON -DVTK\_OPENGL\_HAS\_OSMESA=ON -DPARAVI…

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## [Colored histogram](https://discourse.paraview.org/t/colored-histogram/1347)

<div class="topic-metadata">

**Author:** [@yiyus](https://discourse.paraview.org/u/yiyus)\
**Replies:** 2\
**Last updated:** [March 4, 2019, 6:02pm UTC](https://discourse.paraview.org/t/colored-histogram/1347 "2019-03-04T18:02:38Z")

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I am trying to plot a histogram in which the bars are colored according to the x-value. It seems like this has been possible in Paraview at some point, as for example in the following image (from Paraview 3.4.0): http:/…

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## [Auto-Load OpenFOAM files and State \[SCRIPTS INCLUDED\]](https://discourse.paraview.org/t/auto-load-openfoam-files-and-state-scripts-included/7102)

<div class="topic-metadata">

**Author:** [@Christian](https://discourse.paraview.org/u/Christian)\
**Replies:** 2\
**Last updated:** [April 30, 2021, 2:23pm UTC](https://discourse.paraview.org/t/auto-load-openfoam-files-and-state-scripts-included/7102 "2021-04-30T14:23:27Z")

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I need some help understanding where exactly my code logic goes wrong. If I run this script without the loop it loads fine, however with the loop it is saying it cannot find the file when it updates. I receive this error…

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## [Loading data files that take too much memory](https://discourse.paraview.org/t/loading-data-files-that-take-too-much-memory/11799)

<div class="topic-metadata">

**Author:** [@Patrick\_Avery](https://discourse.paraview.org/u/Patrick_Avery)\
**Replies:** 4\
**Last updated:** [April 4, 2023, 5:55pm UTC](https://discourse.paraview.org/t/loading-data-files-that-take-too-much-memory/11799 "2023-04-04T17:55:11Z")

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For Tomviz (built on top of ParaView), some users have asked that, if they try to load in a data file that will take too much memory, to present a warning/error rather than crashing (which is what it is currently doing). …

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## [questions of unstructured grid vtk (legacy formats)](https://discourse.paraview.org/t/questions-of-unstructured-grid-vtk-legacy-formats/6390)

<div class="topic-metadata">

**Author:** [@marine3454](https://discourse.paraview.org/u/marine3454)\
**Replies:** 1\
**Last updated:** [February 4, 2021, 5:17pm UTC](https://discourse.paraview.org/t/questions-of-unstructured-grid-vtk-legacy-formats/6390 "2021-02-04T17:17:48Z")

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Hi, I am having an issue when import vtk file (unstructured grid based on legacy format) into ParaView. I use Abaqus to perform FEA and try to plot outputs in ParaView. The geometry is like a tunnel (circular excavati…

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## [writing geo files in parallel](https://discourse.paraview.org/t/writing-geo-files-in-parallel/1293)

<div class="topic-metadata">

**Author:** [@wascott](https://discourse.paraview.org/u/wascott)\
**Replies:** 2\
**Last updated:** [February 15, 2019, 6:45pm UTC](https://discourse.paraview.org/t/writing-geo-files-in-parallel/1293 "2019-02-15T18:45:38Z")

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The .geo (Houdini) file writer is available in parallel, but it moves all of the data to rank 0. Would it be possible to have the .geo writer truly work and write in parallel? Is this a file format issue, or a ParaView …

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## [Color Map Editor - Make Bicolor Contours - Paraview](https://discourse.paraview.org/t/color-map-editor-make-bicolor-contours-paraview/7740)

<div class="topic-metadata">

**Author:** [@Akash](https://discourse.paraview.org/u/Akash)\
**Replies:** 7\
**Last updated:** [August 2, 2021, 2:38pm UTC](https://discourse.paraview.org/t/color-map-editor-make-bicolor-contours-paraview/7740 "2021-08-02T14:38:52Z")

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Hi, I am trying to change color map editor so that I get blue color for data points more than 0.8 and red color for less than 0.8. I have managed to make it bi-color using the Color Discretization option however I am un…

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## [Generating Hexagonal Mesh](https://discourse.paraview.org/t/generating-hexagonal-mesh/4543)

<div class="topic-metadata">

**Author:** [@Yesim](https://discourse.paraview.org/u/Yesim)\
**Replies:** 1\
**Last updated:** [June 8, 2020, 9:22pm UTC](https://discourse.paraview.org/t/generating-hexagonal-mesh/4543 "2020-06-08T21:22:44Z")

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Hi all, I wonder if there is a way to generate vtk files to be viewed in ParaView for hexagonal meshes and how can I do it? Thanks in advance

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## [Rendering/Camera near/far clipping parameters](https://discourse.paraview.org/t/rendering-camera-near-far-clipping-parameters/4091)

<div class="topic-metadata">

**Author:** [@wsherman](https://discourse.paraview.org/u/wsherman)\
**Replies:** 2\
**Last updated:** [September 9, 2024, 6:22pm UTC](https://discourse.paraview.org/t/rendering-camera-near-far-clipping-parameters/4091 "2024-09-09T18:22:47Z")

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Hello again, Another question regarding the animation I’m making. These two have to do with rendering and/or camera parameters. (Probably more to come.) First, I’d like to know if/how I can control the camera’s near/…

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