# LidarView, Lidar, and SLAM

**URL:** https://discourse.paraview.org/c/lidar/15.md?page=1

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

**Page:** 2

---

## [LidarView SLAM Not Integrating External Sensor Trajectory Data](https://discourse.paraview.org/t/lidarview-slam-not-integrating-external-sensor-trajectory-data/14388)

<div class="topic-metadata">

**Author:** [@baldpixels](https://discourse.paraview.org/u/baldpixels)\
**Replies:** 1\
**Last updated:** [April 12, 2024, 9:09am UTC](https://discourse.paraview.org/t/lidarview-slam-not-integrating-external-sensor-trajectory-data/14388 "2024-04-12T09:09:06Z")

</div>

Hello, I have followed the instructions in this post to use an external sensor to serve as the SLAM trajectory. However, I am still running into problems… I have confirmed that my external sensor .csv data is correct a…

---

## [Creating Custom SLAM Trajectory](https://discourse.paraview.org/t/creating-custom-slam-trajectory/14292)

<div class="topic-metadata">

**Author:** [@baldpixels](https://discourse.paraview.org/u/baldpixels)\
**Replies:** 5\
**Last updated:** [April 12, 2024, 8:34am UTC](https://discourse.paraview.org/t/creating-custom-slam-trajectory/14292 "2024-04-12T08:34:10Z")

</div>

Hello, Is it possible to create a custom trajectory file and then apply this trajectory to a .pcap streamfile? I have a drone-mounted VLP-16 scanning vegetation, but the LidarView SLAM algorithm does not work very well…

---

## [How to integrate INS, GPS and SLAM for Lidar](https://discourse.paraview.org/t/how-to-integrate-ins-gps-and-slam-for-lidar/13490)

<div class="topic-metadata">

**Author:** [@Shane\_Holmes](https://discourse.paraview.org/u/Shane_Holmes)\
**Replies:** 6\
**Last updated:** [April 2, 2024, 9:58am UTC](https://discourse.paraview.org/t/how-to-integrate-ins-gps-and-slam-for-lidar/13490 "2024-04-02T09:58:31Z")

</div>

I saw on a post in 2022 that the integration on all of these things is still a work in progress. I wanted to know if it’s done and if it is how do I go about implementing it?

---

## [LidarView not recognizing GPS data](https://discourse.paraview.org/t/lidarview-not-recognizing-gps-data/14029)

<div class="topic-metadata">

**Author:** [@baldpixels](https://discourse.paraview.org/u/baldpixels)\
**Replies:** 3\
**Last updated:** [February 29, 2024, 4:35pm UTC](https://discourse.paraview.org/t/lidarview-not-recognizing-gps-data/14029 "2024-02-29T16:35:23Z")

</div>

Hello! I could use some help figuring out why LidarView is not recognizing GPS data contained in a .pcap file. CONFIGURATION The .pcap file was generated by a Velodyne VLP-16. The GPS used is a Garmin 18x LVC. The uni…

---

## [How to get live data from Veloview VLP 16 LiDAR by using python script only](https://discourse.paraview.org/t/how-to-get-live-data-from-veloview-vlp-16-lidar-by-using-python-script-only/13725)

<div class="topic-metadata">

**Author:** [@NIrbhay\_Mathur](https://discourse.paraview.org/u/NIrbhay_Mathur)\
**Replies:** 5\
**Last updated:** [January 25, 2024, 6:51am UTC](https://discourse.paraview.org/t/how-to-get-live-data-from-veloview-vlp-16-lidar-by-using-python-script-only/13725 "2024-01-25T06:51:02Z")

</div>

Hi all, i am trying to work with VLP 16 veloview 3D LiDAR and getting familiar with its usage in python. I am able to visualize lidar output using veloview, but i want to record lidar output as live and pass to my AI mod…

---

## [LidarView - Add an Extra Lidar Frame in Pipeline](https://discourse.paraview.org/t/lidarview-add-an-extra-lidar-frame-in-pipeline/13201)

<div class="topic-metadata">

**Author:** [@Raj1](https://discourse.paraview.org/u/Raj1)\
**Replies:** 3\
**Last updated:** [November 9, 2023, 8:32am UTC](https://discourse.paraview.org/t/lidarview-add-an-extra-lidar-frame-in-pipeline/13201 "2023-11-09T08:32:39Z")

</div>

Hi all, I am new to lidarview development. I want a add a extra Frame in pipeline for my custom lidar which is using modified velodyne interpreter & it provides 2 set of point cloud data, Now i want to add extra Frame da…

---

## [Running filter before the calibration](https://discourse.paraview.org/t/running-filter-before-the-calibration/12675)

<div class="topic-metadata">

**Author:** [@land\_mn](https://discourse.paraview.org/u/land_mn)\
**Replies:** 1\
**Last updated:** [August 10, 2023, 11:22am UTC](https://discourse.paraview.org/t/running-filter-before-the-calibration/12675 "2023-08-10T11:22:55Z")

</div>

Hi, Is it possible to apply a programmable filter to manipulate the Lidar input (either as a Live Lidar stream or from a file) after parsing the data into fields (using calibration) and then apply the Interpreter to the…

---

## [LV\_INSTALL\_LIBRARY\_DIR not set](https://discourse.paraview.org/t/lv-install-library-dir-not-set/11701)

<div class="topic-metadata">

**Author:** [@federista](https://discourse.paraview.org/u/federista)\
**Replies:** 0\
**Last updated:** [March 24, 2023, 3:47pm UTC](https://discourse.paraview.org/t/lv-install-library-dir-not-set/11701 "2023-03-24T15:47:47Z")

</div>

CMake Error at CMakeLists.txt:3 (message): LV\_INSTALL\_LIBRARY\_DIR not set Does the LV\_INSTALL\_LIBRARY means and LV\_SUPERBUILD\_DIR or LV\_CORE. I encounter the error when i try to build the enviroment based on Applicatio…

---

## [FATAL\_ERROR "superbuild\_python\_version not set"](https://discourse.paraview.org/t/fatal-error-superbuild-python-version-not-set/11697)

<div class="topic-metadata">

**Author:** [@federista](https://discourse.paraview.org/u/federista)\
**Replies:** 7\
**Last updated:** [March 24, 2023, 2:47pm UTC](https://discourse.paraview.org/t/fatal-error-superbuild-python-version-not-set/11697 "2023-03-24T14:47:32Z")

</div>

I have been trying to build lidarview project. Steps that i have followed git clone --recursive https://gitlab.kitware.com/LidarView/lidarview.git lidarview mkdir build && cd build cmake . -Dlidarview\_SOURCE\_SELECTION…

---

## [Fedora Veloview5.1 Cannot Read Data From sensor VLP-16](https://discourse.paraview.org/t/fedora-veloview5-1-cannot-read-data-from-sensor-vlp-16/11507)

<div class="topic-metadata">

**Author:** [@CJCY](https://discourse.paraview.org/u/CJCY)\
**Replies:** 6\
**Last updated:** [March 9, 2023, 12:46pm UTC](https://discourse.paraview.org/t/fedora-veloview5-1-cannot-read-data-from-sensor-vlp-16/11507 "2023-03-09T12:46:42Z")

</div>

The application stats up fine, but is not able to get any data from the sensor (its a VLP16 aka Puck). I am having no issues when passing the ethernet into a Windows VM and reading it with Veloview 3.5 (newer versions re…

---

## [Writing LidarView plugin](https://discourse.paraview.org/t/writing-lidarview-plugin/11449)

<div class="topic-metadata">

**Author:** [@land\_mn](https://discourse.paraview.org/u/land_mn)\
**Replies:** 2\
**Last updated:** [February 22, 2023, 5:05pm UTC](https://discourse.paraview.org/t/writing-lidarview-plugin/11449 "2023-02-22T17:05:16Z")

</div>

Hi, I successfully wrote a LidarView plugin (in Windows) by following the structure of the current plugins. Still, I have a few issues that can make my further work easier. The structure of the plugin is complex, som…

---

## [SLAM Errors](https://discourse.paraview.org/t/slam-errors/10638)

<div class="topic-metadata">

**Author:** [@Splocal](https://discourse.paraview.org/u/Splocal)\
**Replies:** 3\
**Last updated:** [November 25, 2022, 7:09pm UTC](https://discourse.paraview.org/t/slam-errors/10638 "2022-11-25T19:09:32Z")

</div>

Hello, I am receiving multiple errors when trying to SLAM in LidarView. I have attached the error file from the program. I have adjusted all settings according to the parameters mentioned in How to SLAM with LidarView. …

---

## [LidarView how to switch from mutiple Interpreters](https://discourse.paraview.org/t/lidarview-how-to-switch-from-mutiple-interpreters/5679)

<div class="topic-metadata">

**Author:** [@debupt](https://discourse.paraview.org/u/debupt)\
**Replies:** 7\
**Last updated:** [November 18, 2022, 4:39pm UTC](https://discourse.paraview.org/t/lidarview-how-to-switch-from-mutiple-interpreters/5679 "2022-11-18T16:39:52Z")

</div>

I have implemented different lidar drivers in LidarView, as different PacketInterpreter, such as hesai and robosense. So, where should I switch to different Interpreter and instantiation it

---

## [IMU/ INS integration with VLP-16 & LiDARView](https://discourse.paraview.org/t/imu-ins-integration-with-vlp-16-lidarview/10577)

<div class="topic-metadata">

**Author:** [@Splocal](https://discourse.paraview.org/u/Splocal)\
**Replies:** 5\
**Last updated:** [November 17, 2022, 6:10pm UTC](https://discourse.paraview.org/t/imu-ins-integration-with-vlp-16-lidarview/10577 "2022-11-17T18:10:57Z")

</div>

Hello, Is there a plug-in for LiDARView that will allow IMU/INS data to integrate with the LiDAR data to increase accuracy? Also has loop closure been implemented yet in LiDARView? Pretty new to this, I was looking th…

---

## [VeloView xml file](https://discourse.paraview.org/t/veloview-xml-file/10609)

<div class="topic-metadata">

**Author:** [@Naeem\_Ahmed](https://discourse.paraview.org/u/Naeem_Ahmed)\
**Replies:** 1\
**Last updated:** [October 27, 2022, 7:14am UTC](https://discourse.paraview.org/t/veloview-xml-file/10609 "2022-10-27T07:14:13Z")

</div>

The new release of VeloView does not contain the xml file for Velarray even though the document and demo show that it supports this sensor. Any idea where I can get hold of this file to connect with the scanner? Thanks

---

## [Wireshark RasberyPi for PCAP capture](https://discourse.paraview.org/t/wireshark-rasberypi-for-pcap-capture/10578)

<div class="topic-metadata">

**Author:** [@Splocal](https://discourse.paraview.org/u/Splocal)\
**Replies:** 2\
**Last updated:** [October 25, 2022, 12:18am UTC](https://discourse.paraview.org/t/wireshark-rasberypi-for-pcap-capture/10578 "2022-10-25T00:18:15Z")

</div>

Has anyone tried using Wireshark on a raspberyPi to capture PCAP files for post processing? How are you capturing LiDAR data for mobile SLAM setup?

---

## [LidarView support for Livox Lidars](https://discourse.paraview.org/t/lidarview-support-for-livox-lidars/9097)

<div class="topic-metadata">

**Author:** [@WingmanMedia](https://discourse.paraview.org/u/WingmanMedia)\
**Replies:** 3\
**Last updated:** [October 17, 2022, 7:28pm UTC](https://discourse.paraview.org/t/lidarview-support-for-livox-lidars/9097 "2022-10-17T19:28:29Z")

</div>

Hi guys, thanks for doing LidarView development. Do you have any plans or maybe even a release date for adding support for Livox Lidars(Mid-40, Mid-70… etc Horizon, Avia)? If you do not know they are being sold by DJ…

---

## [Create / Convert PCAP file](https://discourse.paraview.org/t/create-convert-pcap-file/10065)

<div class="topic-metadata">

**Author:** [@giulio\_donatisarti](https://discourse.paraview.org/u/giulio_donatisarti)\
**Replies:** 3\
**Last updated:** [August 15, 2022, 12:24am UTC](https://discourse.paraview.org/t/create-convert-pcap-file/10065 "2022-08-15T00:24:50Z")

</div>

Good morning, I would like to experiment with using LidarView to process data taken with the HERON LITE Color laser scanner manufactured by Gexcel (https://gexcel.it/images/soluzioni/HERON/2021\_HERON-LITE-Color\_Datashee…

---

## [VeloView Build Problem](https://discourse.paraview.org/t/veloview-build-problem/10136)

<div class="topic-metadata">

**Author:** [@VIKTORKURYSH](https://discourse.paraview.org/u/VIKTORKURYSH)\
**Replies:** 0\
**Last updated:** [August 11, 2022, 5:43pm UTC](https://discourse.paraview.org/t/veloview-build-problem/10136 "2022-08-11T17:43:53Z")

</div>

I follow LidarView\_Developer\_Guide to build Veloview. on Windows 11. I have installed QT ver 5.12.9 Run commands from “Visual Studio 2019 Developer Command Prompt” Current branch is master. Got error on buildyng Pyt…

---

## [Performance questions and custom live data](https://discourse.paraview.org/t/performance-questions-and-custom-live-data/9600)

<div class="topic-metadata">

**Author:** [@PatrickN](https://discourse.paraview.org/u/PatrickN)\
**Replies:** 0\
**Last updated:** [May 10, 2022, 7:24am UTC](https://discourse.paraview.org/t/performance-questions-and-custom-live-data/9600 "2022-05-10T07:24:45Z")

</div>

Hi, we’re currently evaluating LidarView for possible usage. We discovered LidarView while evaluating VTK as a 3D engine for our new implementation and hoped that ParaView and especially LidarView might already be capab…

---

## [How to build veloview with gdal](https://discourse.paraview.org/t/how-to-build-veloview-with-gdal/9351)

<div class="topic-metadata">

**Author:** [@oskarhelfenstein](https://discourse.paraview.org/u/oskarhelfenstein)\
**Replies:** 3\
**Last updated:** [April 4, 2022, 8:37pm UTC](https://discourse.paraview.org/t/how-to-build-veloview-with-gdal/9351 "2022-04-04T20:37:03Z")

</div>

hello all, I am trying to build Lidarview incl. GDAL, but the tag “-DPARAVIEW\_ENABLE\_GDAL=True” or “-DLIDARVIEW\_ENABLE\_GDAL=True” to build does not work. My system is a current Ubuntu 20.04. I am new to building from s…

---

## [LidarView and Slam help](https://discourse.paraview.org/t/lidarview-and-slam-help/8907)

<div class="topic-metadata">

**Author:** [@Jesenjin](https://discourse.paraview.org/u/Jesenjin)\
**Replies:** 1\
**Last updated:** [February 5, 2022, 7:26am UTC](https://discourse.paraview.org/t/lidarview-and-slam-help/8907 "2022-02-05T07:26:22Z")

</div>

Hello, I am an archaeologst trying to map some of sites I am working on and I would like to ask you for some information or advice and instructions on how to solve a problem that regularly happens while working with SLA…

---

## [Build VeloView Problem](https://discourse.paraview.org/t/build-veloview-problem/8189)

<div class="topic-metadata">

**Author:** [@PK.ZHAO](https://discourse.paraview.org/u/PK.ZHAO)\
**Replies:** 2\
**Last updated:** [October 18, 2021, 6:20am UTC](https://discourse.paraview.org/t/build-veloview-problem/8189 "2021-10-18T06:20:12Z")

</div>

Recently, I follow LidarView\_Developer\_Guide to build VeloView It occurred some errors: /\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*/ D:\\buildVeloView\>cmake D:\\Middleware\\VeloView\\…

---

## [LidarView Qt Version Problem](https://discourse.paraview.org/t/lidarview-qt-version-problem/5259)

<div class="topic-metadata">

**Author:** [@debupt](https://discourse.paraview.org/u/debupt)\
**Replies:** 0\
**Last updated:** [September 3, 2020, 2:18pm UTC](https://discourse.paraview.org/t/lidarview-qt-version-problem/5259 "2020-09-03T14:18:58Z")

</div>

I build LidarView and encounter following problem, anyone knows what’s QT version should I use, thanks

---

## [SLAM-based mapping without GPS/IMU](https://discourse.paraview.org/t/slam-based-mapping-without-gps-imu/3488)

<div class="topic-metadata">

**Author:** [@henrydice](https://discourse.paraview.org/u/henrydice)\
**Replies:** 4\
**Last updated:** [April 27, 2021, 9:26am UTC](https://discourse.paraview.org/t/slam-based-mapping-without-gps-imu/3488 "2021-04-27T09:26:19Z")

</div>

Hello, I recorded .pcap files with a VLP-16 lidar and I would like to perform SLAM-based mapping without GPS/IMU, does anyone know how to do that ? Thanks in advance, H

---

## [LidarView support display mutiple lidar pointcloud simultaneously](https://discourse.paraview.org/t/lidarview-support-display-mutiple-lidar-pointcloud-simultaneously/6118)

<div class="topic-metadata">

**Author:** [@debupt](https://discourse.paraview.org/u/debupt)\
**Replies:** 1\
**Last updated:** [January 4, 2021, 10:15am UTC](https://discourse.paraview.org/t/lidarview-support-display-mutiple-lidar-pointcloud-simultaneously/6118 "2021-01-04T10:15:57Z")

</div>

Current, I can use LidarView switch between different kinds of LiDARs using different LiDAR interpreter, is there any way that LidarView can show different LiDARs’ point cloud in the same display widget

---

## [Build LidarView Problem](https://discourse.paraview.org/t/build-lidarview-problem/5243)

<div class="topic-metadata">

**Author:** [@debupt](https://discourse.paraview.org/u/debupt)\
**Replies:** 2\
**Last updated:** [September 2, 2020, 7:38am UTC](https://discourse.paraview.org/t/build-lidarview-problem/5243 "2020-09-02T07:38:19Z")

</div>

Current, I follow LidarView development guideline to build software Everything goes fine when I enter make -j8, it hangs there as the following screenshot Does anyone know what happens it is?

---

## [Lidar LAS files of version 1.4 crash ParaView 5.7.0](https://discourse.paraview.org/t/lidar-las-files-of-version-1-4-crash-paraview-5-7-0/3048)

<div class="topic-metadata">

**Author:** [@wsherman](https://discourse.paraview.org/u/wsherman)\
**Replies:** 9\
**Last updated:** [April 13, 2020, 2:36pm UTC](https://discourse.paraview.org/t/lidar-las-files-of-version-1-4-crash-paraview-5-7-0/3048 "2020-04-13T14:36:56Z")

</div>

I have some LAS Lidar point cloud files that are of version 1.4 of the LAS format that cause ParaView to crash. For the moment I have the ability to down-covert these files to version 1.3 (or 1.2) of the file format, an…

---

## [LiDAR in ParaView](https://discourse.paraview.org/t/lidar-in-paraview/1289)

<div class="topic-metadata">

**Author:** [@Adrian](https://discourse.paraview.org/u/Adrian)\
**Replies:** 6\
**Last updated:** [May 21, 2019, 6:53pm UTC](https://discourse.paraview.org/t/lidar-in-paraview/1289 "2019-05-21T18:53:13Z")

</div>

Hello. My team works with point cloud data taken from various (i.e. different manufacturers) LiDAR sensors, and process the data for a robotics application. Until now, we were using a development framework that included…

---

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

<div class="topic-metadata">

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

</div>

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

[Previous page](https://discourse.paraview.org/c/lidar/15.md)

[Next page](https://discourse.paraview.org/c/lidar/15.md?page=2)