# ParaView Support **URL:** https://discourse.paraview.org/c/paraview-support/7.md?no_subcategories=false&page=203 [Latest](https://discourse.paraview.org/latest.md) · [Categories](https://discourse.paraview.org/categories.md) · [Tags](https://discourse.paraview.org/tags.md) **Page:** 204 --- ## [error with mesa library](https://discourse.paraview.org/t/error-with-mesa-library/2605)
**Author:** [@uturuncoglu](https://discourse.paraview.org/u/uturuncoglu)\ **Replies:** 8\ **Last updated:** [September 27, 2019, 3:42pm UTC](https://discourse.paraview.org/t/error-with-mesa-library/2605 "2019-09-27T15:42:02Z")
Hi, I am getting error when i try to use my application (along with co-processing) with mesa library (the same code is working without any problem with NVIDIA EGL installation). I tried both Python 2 and Python 3 with P… --- ## [Export vtk to gltf or other format compatible with AR](https://discourse.paraview.org/t/export-vtk-to-gltf-or-other-format-compatible-with-ar/1677)
**Author:** [@lorak41](https://discourse.paraview.org/u/lorak41)\ **Replies:** 10\ **Last updated:** [September 26, 2019, 2:25pm UTC](https://discourse.paraview.org/t/export-vtk-to-gltf-or-other-format-compatible-with-ar/1677 "2019-09-26T14:25:06Z")
Hi, I am looking for a reliable solution to export datasets to some Augmented Reality environment. Is it possible to export from paraview to gltf format? Will this preserve Color Maps? I also tried using blender and t… --- ## [Getting error in building ParaView Superbuild](https://discourse.paraview.org/t/getting-error-in-building-paraview-superbuild/2628)
**Author:** [@Tarun\_Choudhary](https://discourse.paraview.org/u/Tarun_Choudhary)\ **Replies:** 1\ **Last updated:** [September 26, 2019, 1:36pm UTC](https://discourse.paraview.org/t/getting-error-in-building-paraview-superbuild/2628 "2019-09-26T13:36:29Z")
Dear ParaView Experts, I am getting the above shown error when I am building PV-5.6.0 in Windows 7 using MSVS2013 express compiler. I am running VS2013 x86 Native Tools Command Prompt and then in that window launchin… --- ## [CellDatatoPointData](https://discourse.paraview.org/t/celldatatopointdata/2171)
**Author:** [@Mariana\_Rodriguez](https://discourse.paraview.org/u/Mariana_Rodriguez)\ **Replies:** 2\ **Last updated:** [September 26, 2019, 12:24pm UTC](https://discourse.paraview.org/t/celldatatopointdata/2171 "2019-09-26T12:24:38Z")
I would like to know what the the method that ParaView uses to interpolate valued from element to nodes in the Filter CellDatatoPointData. Is there any documentation about the algorithm used in this filter? I was not a… --- ## [How to export domain from paraview to ANSYS or any meshing software?](https://discourse.paraview.org/t/how-to-export-domain-from-paraview-to-ansys-or-any-meshing-software/2085)
**Author:** [@vidyadhar](https://discourse.paraview.org/u/vidyadhar)\ **Replies:** 37\ **Last updated:** [August 19, 2019, 4:29am UTC](https://discourse.paraview.org/t/how-to-export-domain-from-paraview-to-ansys-or-any-meshing-software/2085 "2019-08-19T04:29:22Z")
Hello, I have fluent case and data file loaded onto paraview. I have done a basic operation in paraview to delete some portion of the domain. Now I want to export this residual portion of domain into ANSYS or any othe… --- ## [spline source points into python macro script](https://discourse.paraview.org/t/spline-source-points-into-python-macro-script/2625)
**Author:** [@garcfd](https://discourse.paraview.org/u/garcfd)\ **Replies:** 3\ **Last updated:** [September 25, 2019, 10:06pm UTC](https://discourse.paraview.org/t/spline-source-points-into-python-macro-script/2625 "2019-09-25T22:06:34Z")
I want to use use the GUI to create some splines sources (placing the points by hand) Then I want to be able to access those spline point coordinates in the python script macro. How do I do this - is it even possible? … --- ## [pvbatch with osmesa runs slower](https://discourse.paraview.org/t/pvbatch-with-osmesa-runs-slower/2283)
**Author:** [@hconel](https://discourse.paraview.org/u/hconel)\ **Replies:** 4\ **Last updated:** [September 25, 2019, 8:34pm UTC](https://discourse.paraview.org/t/pvbatch-with-osmesa-runs-slower/2283 "2019-09-25T20:34:30Z")
Hello, I’m post-processing my OpenFOAM results on a remote server. Option A: I run pvserver that is built with OpenFOAM on remote server, connect from my local machine and save animation (via on-screen rendering). Both… --- ## [Lib issue - Conda - Ipyhton - 2,7](https://discourse.paraview.org/t/lib-issue-conda-ipyhton-2-7/2601)
**Author:** [@jupiter\_mech](https://discourse.paraview.org/u/jupiter_mech)\ **Replies:** 4\ **Last updated:** [September 20, 2019, 7:14pm UTC](https://discourse.paraview.org/t/lib-issue-conda-ipyhton-2-7/2601 "2019-09-20T19:14:16Z")
Hi everyone, I have installed Paraview using a conda environment, where I installed Python 2.7.10, which is the only compatible version with Paraview, as far as I know. The installation went well and now I have Paraview… --- ## [How to fix a custom VTK reader?](https://discourse.paraview.org/t/how-to-fix-a-custom-vtk-reader/2586)
**Author:** [@newbee](https://discourse.paraview.org/u/newbee)\ **Replies:** 2\ **Last updated:** [September 20, 2019, 10:46am UTC](https://discourse.paraview.org/t/how-to-fix-a-custom-vtk-reader/2586 "2019-09-20T10:46:20Z")
Hi, I’m a beginner of paraview, and now I’m developing a custom reader. My paraview version is 3.14, so I followed this example: https://vtk.org/Wiki/ParaView/Examples/Plugins/Reader After plugin loaded, I found Reque… --- ## [save an extracted surface to vtp format](https://discourse.paraview.org/t/save-an-extracted-surface-to-vtp-format/2595)
**Author:** [@Haiyan](https://discourse.paraview.org/u/Haiyan)\ **Replies:** 4\ **Last updated:** [September 19, 2019, 8:21pm UTC](https://discourse.paraview.org/t/save-an-extracted-surface-to-vtp-format/2595 "2019-09-19T20:21:35Z")
Hi ParaView team, I tried to extract surface and save it to a vtp format. However, when I load the saved .vtp file, I lose the surface but only the outline. Please see below for the figures. The first figure shows the e… --- ## [Paraview crashes when I use the delauny2D filter](https://discourse.paraview.org/t/paraview-crashes-when-i-use-the-delauny2d-filter/2582)
**Author:** [@s1291](https://discourse.paraview.org/u/s1291)\ **Replies:** 3\ **Last updated:** [September 19, 2019, 11:59am UTC](https://discourse.paraview.org/t/paraview-crashes-when-i-use-the-delauny2d-filter/2582 "2019-09-19T11:59:55Z")
Hello, I have the following csv file. When I try to use the Delauny2D filter, paraview crashes: delauny.pvsm (64.4 KB) Could you please tell me why it crashes?: Download The csv file and the state file. --- ## [Programmatically set background image](https://discourse.paraview.org/t/programmatically-set-background-image/2574)
**Author:** [@theodorebaltis](https://discourse.paraview.org/u/theodorebaltis)\ **Replies:** 6\ **Last updated:** [September 19, 2019, 2:18am UTC](https://discourse.paraview.org/t/programmatically-set-background-image/2574 "2019-09-19T02:18:39Z")
How would one set the background image through python? I can tell PV to use a background image through: GetActiveView().UseTexturedBackground = 1 But I can’t figure out how to load an image. repr(GetActiveView().Back… --- ## [GetSources Result](https://discourse.paraview.org/t/getsources-result/2583)
**Author:** [@theodorebaltis](https://discourse.paraview.org/u/theodorebaltis)\ **Replies:** 1\ **Last updated:** [September 19, 2019, 1:25am UTC](https://discourse.paraview.org/t/getsources-result/2583 "2019-09-19T01:25:35Z")
So GetSources() returns a dictionary of (name, id) object pairs. I’m wondering what these ids are a reference to. From my experience they seem to be incremental in relation to the order of operation (perhaps even in re… --- ## [Offsets array in a unstructured grid (VTU)](https://discourse.paraview.org/t/offsets-array-in-a-unstructured-grid-vtu/2580)
**Author:** [@jaydi\_21](https://discourse.paraview.org/u/jaydi_21)\ **Replies:** 3\ **Last updated:** [September 18, 2019, 4:52am UTC](https://discourse.paraview.org/t/offsets-array-in-a-unstructured-grid-vtu/2580 "2019-09-18T04:52:24Z")
I have a CFD solver that works with a quadtree mesh. However, I’m unable to create a VTU file because I can’t understand what the offsets array means? Can someone tell me how to create the offsets array? What distance is… --- ## [How to access to pvserver files from Python shell](https://discourse.paraview.org/t/how-to-access-to-pvserver-files-from-python-shell/2573)
**Author:** [@s1291](https://discourse.paraview.org/u/s1291)\ **Replies:** 8\ **Last updated:** [September 17, 2019, 4:22pm UTC](https://discourse.paraview.org/t/how-to-access-to-pvserver-files-from-python-shell/2573 "2019-09-17T16:22:20Z")
In my server machine I am running pvserver: mpiexec -np 12 pvserver On my local machine I could easily connect to the server machine and from File \> Open I could browse files on the server but when I run Python Shell (V… --- ## [ParticleTracer, TemporalParticlesToPathlines, and state files](https://discourse.paraview.org/t/particletracer-temporalparticlestopathlines-and-state-files/2468)
**Author:** [@insley](https://discourse.paraview.org/u/insley)\ **Replies:** 4\ **Last updated:** [September 17, 2019, 3:46am UTC](https://discourse.paraview.org/t/particletracer-temporalparticlestopathlines-and-state-files/2468 "2019-09-17T03:46:38Z")
Hi All, I’m attempting to use the ParticleTracer filter, coupled with TemporalParticlesToPathlines to trace the path of particles injected into a vector field, and show a short trail behind the particles as they move ov… --- ## [2D Tranfer Function](https://discourse.paraview.org/t/2d-tranfer-function/2501)
**Author:** [@Pat](https://discourse.paraview.org/u/Pat)\ **Replies:** 2\ **Last updated:** [September 16, 2019, 11:23am UTC](https://discourse.paraview.org/t/2d-tranfer-function/2501 "2019-09-16T11:23:20Z")
Hello, Can I create/manipulate 2D transfer functions to visualize my data? I want to peel away layers of my data to visualize certain aspects of it and I cant seem to figure out how to create a 2D transfer function. Th… --- ## [Error when applying properties settings/ volume](https://discourse.paraview.org/t/error-when-applying-properties-settings-volume/2555)
**Author:** [@Hong](https://discourse.paraview.org/u/Hong)\ **Replies:** 3\ **Last updated:** [September 16, 2019, 7:06am UTC](https://discourse.paraview.org/t/error-when-applying-properties-settings-volume/2555 "2019-09-16T07:06:49Z")
Hi, I’m new to ParaView. I am currently using Windows 10 OS and was trying out the can.ex2 example when i encountered some rendering issues, would like to seek advice. However, once I have checked Data Variable and c… --- ## [How to calculate displacement of global data](https://discourse.paraview.org/t/how-to-calculate-displacement-of-global-data/2559)
**Author:** [@wascott](https://discourse.paraview.org/u/wascott)\ **Replies:** 1\ **Last updated:** [September 16, 2019, 2:34am UTC](https://discourse.paraview.org/t/how-to-calculate-displacement-of-global-data/2559 "2019-09-16T02:34:15Z")
From a user: I have a global history of a displacement at a location in a model. I want to plot the difference between the displacement at this point and the displacement at a reference point. How do I do this? Thank… --- ## [How to build developer docs in ParaView 5.7?](https://discourse.paraview.org/t/how-to-build-developer-docs-in-paraview-5-7/2545)
**Author:** [@opoplawski](https://discourse.paraview.org/u/opoplawski)\ **Replies:** 5\ **Last updated:** [September 15, 2019, 2:46am UTC](https://discourse.paraview.org/t/how-to-build-developer-docs-in-paraview-5-7/2545 "2019-09-15T02:46:22Z")
I give up, how do I build the developer docs in paraview 5.7.0? With 5.6 I did: make DoxygenDoc ParaViewDoc but neither target seems to exist now. I am setting -DPARAVIEW\_BUILD\_DEVELOPER\_DOCUMENTATION:BOOL=ON --- ## [false-color image under ParaView?](https://discourse.paraview.org/t/false-color-image-under-paraview/2551)
**Author:** [@uturuncoglu](https://discourse.paraview.org/u/uturuncoglu)\ **Replies:** 6\ **Last updated:** [September 13, 2019, 6:51pm UTC](https://discourse.paraview.org/t/false-color-image-under-paraview/2551 "2019-09-13T18:51:21Z")
Hi, I just wonder that is it possible to create false-color image under ParaView? Regards, –ufuk --- ## [Plot3d ASCII format](https://discourse.paraview.org/t/plot3d-ascii-format/2552)
**Author:** [@MAGAN\_SINGH](https://discourse.paraview.org/u/MAGAN_SINGH)\ **Replies:** 2\ **Last updated:** [September 13, 2019, 5:21pm UTC](https://discourse.paraview.org/t/plot3d-ascii-format/2552 "2019-09-13T17:21:03Z")
I am learning Paraview, I imported plot3d binary files successfully but I have also other data in ASCII file for ARA M100 wing surface that comprises index values(I, J, K) and corresponding (x,y,z) coordinate of each gri… --- ## [NVIDIA IndeX Plugin on Paraview 5.5.0 / 5.6.0](https://discourse.paraview.org/t/nvidia-index-plugin-on-paraview-5-5-0-5-6-0/2101)
**Author:** [@bzehner](https://discourse.paraview.org/u/bzehner)\ **Replies:** 31\ **Last updated:** [September 13, 2019, 10:10am UTC](https://discourse.paraview.org/t/nvidia-index-plugin-on-paraview-5-5-0-5-6-0/2101 "2019-09-13T10:10:38Z")
Dear all, I want to try out the IndeX Plugin, using Paraview Desktop (I tryed 5.5.0 and 5.6.0) on a Windows 10 Workstation. I can load the Plugin using “Manage Plugins”. However, when I load a data set (vtkStructuredPoi… --- ## [Open a Mesh in ParaView (SimScale, OpenFOAM)](https://discourse.paraview.org/t/open-a-mesh-in-paraview-simscale-openfoam/500)
**Author:** [@Kai\_himself](https://discourse.paraview.org/u/Kai_himself)\ **Replies:** 9\ **Last updated:** [September 12, 2019, 3:29am UTC](https://discourse.paraview.org/t/open-a-mesh-in-paraview-simscale-openfoam/500 "2019-09-12T03:29:11Z")
Hey Guys, i am relatively new in CFD, and got a question, how to open a Mesh file in ParaView? I use SimScale to do the meshing and calculation. In the downloaded Meshfolder are two folders, polyMesh and triSurface. I… --- ## [Selecting multiple pvtu files](https://discourse.paraview.org/t/selecting-multiple-pvtu-files/2537)
**Author:** [@AD\_TX](https://discourse.paraview.org/u/AD_TX)\ **Replies:** 5\ **Last updated:** [September 11, 2019, 3:51am UTC](https://discourse.paraview.org/t/selecting-multiple-pvtu-files/2537 "2019-09-11T03:51:00Z")
Hello! I have a question about the best way to load a large number of time series .pvtu files into paraview using a python script. My files are of the format: data\_0.pvtu data\_1.pvtu… There are 200 of them in this p… --- ## [Unexpected multiplication result in Calculator filter using gradient components](https://discourse.paraview.org/t/unexpected-multiplication-result-in-calculator-filter-using-gradient-components/2524)
**Author:** [@jgonzalez49](https://discourse.paraview.org/u/jgonzalez49)\ **Replies:** 3\ **Last updated:** [September 11, 2019, 3:03am UTC](https://discourse.paraview.org/t/unexpected-multiplication-result-in-calculator-filter-using-gradient-components/2524 "2019-09-11T03:03:24Z")
I have been having some trouble with the Calculator filter in a very specific case involving the components of the Gradient of Unstructured Data Set filter. Attached are two files which have been able to demonstrate this… --- ## [OptiX progressive passes and server render support](https://discourse.paraview.org/t/optix-progressive-passes-and-server-render-support/2535)
**Author:** [@vnpavanelli](https://discourse.paraview.org/u/vnpavanelli)\ **Replies:** 1\ **Last updated:** [September 10, 2019, 9:17pm UTC](https://discourse.paraview.org/t/optix-progressive-passes-and-server-render-support/2535 "2019-09-10T21:17:05Z")
Dear Community, I’m using the RC3 and RC3-384 and can’t create a good quality screenshot with progressive passes. It always save the first pass to the screenshot (even with --enable-streaming). For now I’m increasing th… --- ## [Comparing 3D Volumes in time](https://discourse.paraview.org/t/comparing-3d-volumes-in-time/2417)
**Author:** [@cecidip](https://discourse.paraview.org/u/cecidip)\ **Replies:** 1\ **Last updated:** [September 9, 2019, 6:01pm UTC](https://discourse.paraview.org/t/comparing-3d-volumes-in-time/2417 "2019-09-09T18:01:39Z")
Hi, I have a group of 12 \*.xmf 3D volumes (see pic). Each model correspond to a different time-step. Therefore, each model has its own attribute, however when i hit “play” to see how this evolves in time for each time st… --- ## [Select subregion of 1st grid based on size of 2nd grid using python script](https://discourse.paraview.org/t/select-subregion-of-1st-grid-based-on-size-of-2nd-grid-using-python-script/2527)
**Author:** [@joboog](https://discourse.paraview.org/u/joboog)\ **Replies:** 0\ **Last updated:** [September 9, 2019, 11:08am UTC](https://discourse.paraview.org/t/select-subregion-of-1st-grid-based-on-size-of-2nd-grid-using-python-script/2527 "2019-09-09T11:08:13Z")
Dear ParaView users, I have two grids (big, small) that overlay (top in Figure 1). I would like to extract a subregion out of the big grid similar as in bottom of Figure 1. The subregion should match an axis aligned b… --- ## [ParaView Synchronize attribute values to the GUI](https://discourse.paraview.org/t/paraview-synchronize-attribute-values-to-the-gui/2520)
**Author:** [@RisingYoung](https://discourse.paraview.org/u/RisingYoung)\ **Replies:** 7\ **Last updated:** [September 9, 2019, 10:55am UTC](https://discourse.paraview.org/t/paraview-synchronize-attribute-values-to-the-gui/2520 "2019-09-09T10:55:12Z")
Hello, I set the model transparency with the following code: pqPipelineSource\* source = reinterpret\_cast\(it-\>second); pqDataRepresentation\* representation = source-\>getRepresentation(pqActiveObjects::… [Previous page](https://discourse.paraview.org/c/paraview-support/7.md?no_subcategories=false&page=202) [Next page](https://discourse.paraview.org/c/paraview-support/7.md?no_subcategories=false&page=204)