So now the next step will be to create a map out of it. Select the interface which you want to bring online then hit Activiate button. -- Looking for pthread_create in pthreads Scanning dependencies of target hector_mapping_generate_messages_py Leave command prompt running. Hector slam is an important package for the ROS community, Melodic support for this is a must. No API documentation. Scanning dependencies of target hector_mapping $ sudo apt-get install ros-melodic-hector-mapping Launch the Hector SLAM node. [ 56%] Generating Lisp code from hector_mapping/HectorIterData.msg It is based on the LiDAR sensor data and an approximative position of the robot. For a light weight desktop manager for an embedded application you might want to consider Xfce Desktop Environment or Lxde Desktop Environment. The text was updated successfully, but these errors were encountered: All reactions Copy link Member StefanFabian commented May 18, 2019. [ 6%] Generating Python from MSG hector_mapping/HectorIterData Binaries would also be appreciated. Through this connection, we are able to obtain scan data and control speed of scanning. -- Using these message generators: gencpp;geneus;genlisp;gennodejs;genpy The map is a 2D grid based SLAM map created by the hector_slam library for ROS. Step 12 - Connecting to VNC server using VNC client, Now that the SSH tunnel is created, it is time to open your Vncviewer and to connect to the VNC Server at, You can use any VNC viewer such as TigerVNC, TightVNC, RealVNC, UltraVNC, Vinagre and etc.Well be using. Do not forget to replace username and server_ip_address with your username and the IP address of your Jetson Nano. Rosdep enables you to easily install system dependencies for source code you want to compile and is required to run some core components in ROS: echo "source /opt/ros/melodic/setup.bash" >> ~/.bashrc, crw-rw---- 1 root dialout 188, 0 Oct 30 18:10 ttyUSB0, Step 9 - Configure a catkin workspace and installing ROS packages for the RPlidar, sudo apt-get install cmake python-catkin-pkg python-empy python-nose python-setuptools libgtest-dev python-rosinstall python-rosinstall-generator python-wstool build-essential git, echo "source $HOME/catkin_ws/devel/setup.bash" >> ~/.bashrc, sudo git clone https://github.com/Slamtec/rplidar_ros.git. On Windows clients, Open Device Manager in Windows and expand Ports (COM & LPT) to find the port assignment. The text was updated successfully, but these errors were encountered: I'm sorry but no one can help you solve an issue if you don't provide any information. For the server, the easiest for Ubuntu would be X11VNC. Maintainer status: maintained. We use the. Lets check it further with Rviz. but I will walk you through the process below so that you can see what each step should look like. Firstly, we need to install nano editor. [ 81%] Building CXX object hector_slam/hector_mapping/CMakeFiles/hector_mapping.dir/src/HectorMappingRos.cpp.o -- chrono -- +++ processing catkin package: 'hector_mapping' You can reach me through email: shahizat005@gmail.com. Do you have this folder: /opt/ros/melodic/share/hector_geotiff if you have already installed? -- Looking for pthread_create - not found -- Using these message generators: gencpp;geneus;genlisp;gennodejs;genpy [ 12%] Generating Python from MSG hector_mapping/HectorDebugInfo -- Using CMAKE_PREFIX_PATH: /opt/ros/melodic Now make it executable: When your Jetson nano has started, your jetson clocks will also start. image files. Method 1. If you really want to start it, it is better to connect with VNC. Prerequisites. Save the Map. On Windows clients, Open, to find the port assignment. Now that the SSH tunnel is created, it is time to open your Vncviewer and to connect to the VNC Server at localhost:5901. Consider adding a cooling fan. Open the viewer, enter localhost:5901, and click on the Connect button. Now you should be able to see the map in rviz like below: Hector_geotiff saves the map and robot trajectory to geotiff image files. So now the next step will be to create a map out of it. It is a command-line tool for controlling Network Manager and reporting network status. -- Using these message generators: gencpp;geneus;genlisp;gennodejs;genpy sudo x11vnc -forever -loop -noxdamage -repeat -rfbauth /etc/x11vnc.pwd -rfbport 5900 -shared, Step 11 - Set Up SSH Tunneling on Linux and macOS(optional), VNC is not an encrypted protocol and can be subject to packet sniffing. RPLidar A1M8 with connector. First install turtlebot3 ROS package. -- Using CATKIN_ENABLE_TESTING: ON Ill go with installing Desktop Install here. -- +++ processing catkin package: 'hector_trajectory_server' Move into, git clone https://github.com/tu-darmstadt-ros-pkg/hector_slam.git. For a light weight desktop manager for an embedded application you might want to consider. hector_slam/hector_mapping/CMakeFiles/hector_mapping.dir/build.make:62: recipe for target 'hector_slam/hector_mapping/CMakeFiles/hector_mapping.dir/src/HectorMappingRos.cpp.o' failed Launch Mapping. -- +++ processing catkin package: 'hector_geotiff_plugins' Since there is no release for Melodic, I tried to clone the files directly in my catkin package and make a catkin_make. It is based on the LiDAR sensor data and an approximative position of the robot. ROS has many different flavors of installations: desktop, desktop-full, ros_core, robot, etc. -- Check for working CXX compiler: /usr/bin/c++ -- works CMakeFiles/Makefile2:3997: recipe for target 'hector_slam/hector_mapping/CMakeFiles/hector_mapping.dir/all' failed followed this to get a basic idea on how lidar can work with mapping. It can be used in the other applications such as: Step 1 - Flash the image to the SD card and boot it up, Download the latest Jetpack image from the. Move into catkin_w/src folder: Since, we do not have base_footprint and our base_llink will be our odometry frame, there is need to modify two files. The map is a 2D grid based SLAM map created by the hector_slam library for ROS. If one of the other people having issues in this thread has a different compile error, please make a separate issue with the error message. Additionally, you can use. We now need to tell rviz which fixed frame we want to use. -- Using these message generators: gencpp;geneus;genlisp;gennodejs;genpy can configure the system through the default debugging port. -- ~~ - hector_imu_tools A serial client program must be used on your computer to connect via Serial USB connection. I'm closing this for now since the error message is not due to the code in this repo but most likely an out of memory error on your machine, see this question on stackoverflow for potential solutions. Just install the debian package. -- Detecting C compile features Well occasionally send you account related emails. I installed melodic on Ubuntu 18.04. Using lightweight desktop environment reduces the startup memory consumption. A map is a representation of the environment where the LIDAR is operating. As you maybe know, ROS Noetic does not support JetPack 4.4 which comes with Ubuntu 18.04 Bionic. Run catkin_make to compile your catkin workspace. with preprocessed source if appropriate. Or go to your workspace src folder and run rosdep install -i --from-paths . I recommend you use the ICE Tower CPU Cooling Fan for Nvidia Jetson Nano. sudo apt-get install qt4-qmake qt4-dev-tools, The hector_slam can be installed like a ROS node of the LIDAR into the src folder of the workspace. -- catkin 0.7.14 If you run Windows, you can set up SSH Tunneling using the PuTTY SSH client. -- Looking for Q_WS_X11 Installation. -- Found Threads: TRUE You may have python 3.7 but it is asking for Boost python. -- Using CATKIN_TEST_RESULTS_DIR: /home/beagle/catkin_project/build/test_results Open up a second terminal and start the mapping process using below command: This launch file starts the hector_mapping node as well as the hector_trajectory_server and hector_geotiff nodes needed for generating geotiff maps. Scanning dependencies of target _hector_mapping_generate_messages_check_deps_HectorIterData Please submit a full bug report, We recommend for these ROS integration tutorials you install ( ros-noetic-desktop-full or ros-melodic-desktop-full) so that you have all the necessary packages. Install Qt4. The LIDAR uses laser sensor data to create a map of its surrounding using a technique called SLAM Simultaneous Localization and Mapping. This will not require any username to connect vnc. You can resolve the errors with the following command: And then run the following at the command line: Alright we are almost there, now the final step is to launch the above file and see the result in rviz. -- Found PythonInterp: /usr/bin/python2 (found suitable version "2.7.15", minimum required is "2") there is need to modify two files. Invoking "make -j1 -l1" failed. If the configuration file already exists then edit it. -- ~~ - hector_geotiff_plugins The latest and current ROS1 distribution is ROS Noetic with Ubuntu 20.04 LTS Focal Fossa support. Overview. Download the Hector - SLAM Package. Make sure you have installed the cv_bridge dependencies using rosdep install cv_bridge as @sandeepmaddula suggested. -- ==> add_subdirectory(hector_slam/hector_marker_drawing) Stats. -- ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ Each VNC server has different strengths and weaknesses in terms of speed and security. Leave a comment below. If your system does not have swap space available, run the below script to add a 4GB swap file. Open a new terminal window and run the following command: The visualization is not showing due to problems with the frame name. The main packages are: hector_mapping The SLAM node. Open the viewer, enter localhost:5901, and click on the Connect button. We will now add the mapping functionality to our system. as well. hector_mapping/launch/mapping_default.launch So lets do it. Here it will be our Jetson Nano. hector_geotiff Saving of map and robot trajectory to geotiff images files. -- BUILD_SHARED_LIBS is on make[2]: *** [hector_slam/hector_mapping/CMakeFiles/hector_mapping.dir/src/HectorMappingRos.cpp.o] Error 4 For example, rviz and other programs can also open normally. Well occasionally send you account related emails. Set Up a Catkin Workspace and Install RPLIDAR ROS Packages. Step 13 - Running rviz with VNC on a remote computer, The visualization is not showing due to problems with the frame name. -- ==> add_subdirectory(hector_slam/hector_mapping) It is very simple to install and to use. Excessive amount of memory would be required for building those packages. -- Boost version: 1.65.1 I wished to do SLAM with slam_gmapping. anyone can give a list of steps to install hector_slam for melodic? System: ROS Melodic. Thanks. -- hector_nav_msgs: 0 messages, 5 services Sign up for a free GitHub account to open an issue and contact its maintainers and the community. A ping test may be done in order to determine the status of your Internet connection. The error message says that it couldn't find the include dirs for opencv, so, check if you have libopencv-dev installed. This tutorial will cover how to install ROS Melodic on the Jetson Nano and build a map of our environment using LiDAR and Hector SLAM. Be sure to source your ROS setup.bash script by following the instructions on the ROS installation page. mtui is a basic text-based user interface for managing Network Manager. Step 2 - Jetson Nano Headless Setup via Serial USB port. The ROS system needs a master, where all devices are registered and where they can publish their data and receive new one from other nodes. Lets start it using the following command. In a Terminal window run the following command: Network Manager should be installed by default on Ubuntu Desktop installs, as well as most flavours of Ubuntu. -- ~~ - hector_map_server I am using rplidar to generate rostopic /scan. I've managed to build the ROS environment and managed to configure Hector_Slam package in order to . Stay tuned! i am facing the exact same issue as @henryfhq-drone. Installing the Robot Operating System on the Jetson Nano is the same like on the laptop or computer. But I would not recommend building cv_bridge from source. -- system Select the interface which you want to bring online then hit, Step 4 - Upgrade all installed packages on your Jetson, Step 5 - Turn on the fan and maximum the frequency, SOC family:tegra210 Machine:NVIDIA Jetson Nano Developer Kit, cpu0: Online=1 Governor=schedutil MinFreq=1479000 MaxFreq=1479000 CurrentFreq=1479000 IdleStates: WFI=0 c7=0, cpu1: Online=1 Governor=schedutil MinFreq=1479000 MaxFreq=1479000 CurrentFreq=1479000 IdleStates: WFI=0 c7=0, cpu2: Online=1 Governor=schedutil MinFreq=1479000 MaxFreq=1479000 CurrentFreq=1479000 IdleStates: WFI=0 c7=0, cpu3: Online=1 Governor=schedutil MinFreq=1479000 MaxFreq=1479000 CurrentFreq=1479000 IdleStates: WFI=0 c7=0, GPU MinFreq=921600000 MaxFreq=921600000 CurrentFreq=921600000, EMC MinFreq=204000000 MaxFreq=1600000000 CurrentFreq=1600000000 FreqOverride=1, We want to ensure that these settings will be saved at next jetson boot up. and make sure that you install all dependencies using rosdep install package_name. While installing XFCE, youll see a prompt to select your default display manager: Use the arrow-keys to select lightdm instead of gdm3, press Tab to move to OK, and press Enter. Hector SLAMs launch file which can be found at: replace base_footprint and nav into base_link: Then, at the end of this file, find out the below line. Scanning dependencies of target hector_mapping_generate_messages_nodejs Now pick how much of ROS you would like to install. If you have already installed try to remove that package and reinstall package and update all dependencies and check it out.Hopefully it will fix your error. NVIDIA calls it's Linux, L4T (Linux for Tegra) and it's currently at version 32.4.2 that comes default with Ubuntu 18.04. , press Tab to move to OK, and press Enter. License: BSD. Download the Hector-SLAM Package. Have you installed hector_geotiff with sudo apt-get install ros-melodic-hector-geotiff? I'm sorry but no one can help you solve an issue if you don't provide any information. -- ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ -- Check for working C compiler: /usr/bin/cc -- works Otherwise, create a new configuration file lightdm.conf. Hector SLAM is a mapping algorithm which only uses laser scan information to extract the map of the environment. Installing the Robot Operating System on the Jetson Nano is the same like on the laptop or computer. To enable automatic login open a terminal and use any text editor for configuration file lightdm.conf. Next, we will lock Jetson Nano at its maximum frequency and power mode by running the following commands: This will spin the fan, as well as set the CPU and GPU clocks to their maximum value in the current performance profile. -- Using empy: /usr/bin/empy any help fixing this error would be greatly appreciated. Build space: /home/beagle/catkin_project/build You can use any VNC viewer such as TigerVNC, TightVNC, RealVNC, UltraVNC, Vinagre and etc.Well be using RealVNC. It only needs the data from Lidar and relies on scan matching approach to construct a complete map. I cloned hector_slam package and did catkin build, but it is failing to build. The latest and current ROS1 distribution is ROS Noetic with Ubuntu 20.04 LTS Focal Fossa support. It is very simple to install and to use. You can do that by entering the commands below on the Nano. [ 43%] Generating C++ code from hector_mapping/HectorIterData.msg Have a question about this project? package, since it enables us to create maps. -- thread @henryfhq-drone . -- +++ processing catkin package: 'hector_imu_tools' On apt-get the package is called python-catkin-tools. "apt --fix-broken install" libaria-dev : : libaria2 (= 2.8.0+repack-1.2ubuntu1) ros-melodic-hector-slam: : ros-melodic-hector-compressed-map-transport : ros-melodic-hec. Scanning dependencies of target hector_mapping_generate_messages Sign up for a free GitHub account to open an issue and contact its maintainers and the community. The recommended approach is to create an SSH tunnel that will securely forward traffic from your local machine on port 5901 to the server on the same port. This tutorial explains the different options. @henryfhq-drone catkin_make is pretty outdated, you should switch to catkin tools if you can. Let's create rc.local file. Sign in I have no problems with hector_slam installation. My guess for the original issue post is that cc1plus was killed due to OOM on the Beaglebone. Some experience with ROS build system is helpful but not required. We now need to tell, which fixed frame we want to use. [ 31%] Generating EusLisp code from hector_mapping/HectorDebugInfo.msg Select Active a connection and hit OK. sudo apt-get install ros-melodic-desktop-full. -- ==> add_subdirectory(hector_slam/hector_slam) ROS Melodic installation instructions. VNC is not an encrypted protocol and can be subject to packet sniffing. $ sudo apt install ros-melodic-usb . -- Configuring done As you maybe know, ROS Noetic does not support JetPack 4.4 which comes with Ubuntu 18.04 Bionic. Asked: 2020-03-11 10:38:48 -0600 Seen: 2,947 times Last updated: Mar 11 '20 Scanning dependencies of target hector_mapping_generate_messages_eus to your account, Hi Can anyone help how to install hector_slam package for Melodic. *** RPLidar ROS Package: https://github.com/robopeak/rplidar_ros*** Hector SLAM ROS Package: https://github.com/tu-darmstadt-ros-pkg/hector_slam*** RPLidar SDK: https://www.robotshop.com/media/files/content/r/rpk/zip/rb-rpk-02-03-05-07_rplidar_sdk_v1.9.0_1.zip- Raspberry Pi 4 (4 GB RAM): https://amzn.to/36GqwXf- Raspberry Pi 4 (2 GB RAM): https://amzn.to/2Aj7Pg3- Wide angle camera: https://amzn.to/2Pwc6P7*** Special mention to NickL77: https://github.com/NickL77/RPLidar_Hector_SLAM** Go to my channel: https://goo.gl/BjLGnS** Check out my latest video: https://goo.gl/ZhcNi4** Check out my most popular video: https://goo.gl/5KMJnU******** SHOP - Never Stop Learning Apparelhttps://teespring.com/stores/geekmeup******** Find me on Facebookhttps://www.facebook.com/tizianotutorials******** Find me on Reddithttps://www.reddit.com/user/tizianofiorenzani/******** Find me on Linkedinhttps://www.linkedin.com/in/tiziano-fiorenzani/******** Find me on Twitterhttps://twitter.com/TFiorenzani#ros #rostutorial #hectorslam #rplidar Connect your RPLiDAR to your Jetson Nano using Micro USB Cable. I hope you found this guide useful and thanks for reading. Now you should see the visualization of LiDAR sensor measurements in the RViZ GUI. $ sudo apt-get install ros-melodic-slam-karto Launch the Karto SLAM node. Install Qt4. Handheld Mapping System in the RoboCup 2011 Rescue Arena. -- ~~ - hector_geotiff Then run below command to adjust the screen resolution of a virtual desktop. On the Jetson Nano, we access this through the micro-USB connector on the board. But I encounter errors when compiling: $ roslaunch turtlebot3_slam turtlebot3_slam.launch slam_methods: = hector Karto (ROS WIKI, Github) Install dependent packages on PC. -- ==> add_subdirectory(hector_slam/hector_nav_msgs) Saving of map and robot trajectory to geotiff images files. -- ~~ traversing 13 packages in topological order: A computer with an internet connection and the ability to flash your microSD card. . I use ubuntu 18.04. c++: internal compiler error: Killed (program cc1plus) Run the following command launch the nmtui interface. Hi, hello, how did you manage to install and execute hector_slam in ROS Melodic on a PC? Now create a password to connect using vnc viewer from the client system. [ 50%] Generating C++ code from hector_mapping/HectorDebugInfo.msg The launch file is located in ~/a_ws/src/hector_slam/hector_slam_launch/launch and I run: administrator@administrator-OptiPlex-3010:~/a_ws/src/hector_slam/hector_slam_launch/launch$ roslaunch tutorial.launch. When I tried to build the package on jetson nano, running on ubuntu 18.04 LTS with ROS melodic desktop version installed, Error shows something like this. -- ==> add_subdirectory(hector_slam/hector_trajectory_server) The next goal is to create a workspace - a catkin workspace - for our RPLIDAR application and its supplements. I would strongly recommend to buy a 5V 4A power supply for your Jetson Nano in order to have better performance and run a high-load ROS applications. I'm locking this now since it attracted lots of unrelated comments. Can you suggest how to install hector_slam package for ros-melodic. Open up a second terminal and start the mapping process using below command: roslaunch hector_slam_launch tutorial.launch. I am a hardcore robotics and IoT enthusiast. . -- Using these message generators: gencpp;geneus;genlisp;gennodejs;genpy -- +++ processing catkin package: 'hector_marker_drawing' Base path: /home/beagle/catkin_project -- Looking for pthread.h - found -- ~~ - hector_nav_msgs that will securely forward traffic from your local machine on port 5901 to the server on the same port. A map is a representation of the environment where the LIDAR is operating. Project 'cv_bridge' specifies '/usr/include/opencv' as an include dir, which is not found. , is primarily targeted to Ubuntu 18.04, which is why we have this installation tutorial on 18.04. I am running Ubuntu 18.04.4 and ROS melodic. Nano is ready to communicate with LiDAR without any additional drivers. You signed in with another tab or window. So. if you are on embedded try to build with -j1 or -j2 since building hector_slam take too much memory (or add swap file alternatively). If you see your ROS version as the output, congratulations you have successfully installed ROS. -- ~~ - hector_slam_launch You can find out it by running the following command: Then connect to your Jetson Nano via ssh using the PuTTY terminal window on Windows. The official steps for installing ROS are at this link, but I will walk you through the process below so that you can see what each step should look like. -- Looking for pthread_create in pthreads - not found -- ==> add_subdirectory(hector_slam/hector_slam_launch) The robots need to be autonomous (hence the lidar) and needs to do social-distancing measurements (Jetson-inference will be used). I use ubuntu 18.04. Create the catkin root and source folders: Okay, were ready to start installing RPLIDAR ROS package. It also supports various types such as Monocular, Stereo, and RGB-D. . -- Detecting CXX compiler ABI info - done . Here well be using laptop. -- +++ processing catkin package: 'hector_geotiff' (the -i tells it to ignore package dependencies that are already in your workspace). -- Looking for pthread_create If you run Windows, you can set up SSH Tunneling using the, ssh -L 5901:127.0.0.1:5901 -N -f -l username@server_ip_address. -- Using these message generators: gencpp;geneus;genlisp;gennodejs;genpy The VNC server will start on default port 5900. Change the parameters as per your setup. @skohlbr @StefanFabian I don't know whether did we install wrongly or is there anything else that I need to install? -- Found PythonInterp: /usr/bin/python2 (found version "2.7.15") -- ==> add_subdirectory(hector_slam/hector_geotiff_plugins) The Hector SLAM method can be used without odometry. Scanning dependencies of target hector_mapping_generate_messages_cpp Before we begin, we can check if the system already has some swap space available. Building a Map Using LiDAR with ROS Melodic on Jetson Nano, Step 3 - How to connect to WiFi network from the command line, Step 11 - Set Up SSH Tunneling on Linux and macOS(optional, RPLIDAR Low Cost 360 degree 2D Laser Scanner (LIDAR)System, RPLIDAR S1 Low Cost 360 Degree Laser Range Scanner, RPLidar and Hector SLAM for Beginners | ROS Tutorial #8, How to Install and Configure VNC on Ubuntu 18.04, How to Install ROS Noetic on Raspberry Pi 4, Installing ROS Melodic on Raspberry Pi 4 and RPLIDAR A1M8. There are also several different VNC servers available in Ubuntu repositories such as TightVNC , TigerVNC and x11vnc . The Jetson Nano Developer Kit doesnt include a WiFi module, so you have two options. with your username and the IP address of your Jetson Nano. This tutorial will cover how to install ROS Melodic on the Jetson Nano and build a map of our environment using LiDAR and Hector SLAM. I suggest switching to newer catkin workspace ( the one that uses catkin build instead of catkin_make). hector_slam uses the hector_mapping node for learning a map of the environment and simultaneously estimating the platform's 2D pose at laser scanner frame rate. privacy statement. The orb_slam_2_ros package supports the use of Intel RealSense, and Mynteye S cameras. It is a command-line tool for controlling Network Manager and reporting network status. You can install and build ROS Noetic from source for Ubuntu 18.04 if you want, however it can be a frustrating and time-consuming process. RPLIDAR is a low-cost LIDAR sensor suitable for indoor robotic SLAM(Simultaneous localization and mapping) application. See file:///usr/share/doc/gcc-7/README.Bugs for instructions. You can either connect your Jetson Nano directly to your laptop using an ethernet cable and then set up a static IP and share your network, or you can add a USB WiFi adapter and connect the Nano to the same WiFi network that your laptop is using. Hector SLAM is a mapping algorithm which only uses laser scan information to extract the map of the environment. On your standalone computer or laptop, the serial port device name must be determined so that the client software can be used on the correct port. @henryfhq-drone I can understand that you have problems with cv-bridge because of the terminal output. However, please ask these kinds of questions on ROS answers. Run rviz. Xrandr is used to set the size, orientation and/or reflection of the outputs for a screen. When you try to use the rviz command by redirecting GUI display using X11 forwarding: You will still see the bellow error message: Rviz cannot be started remotely. -- atomic I am currently operating on Ubuntu 18.04 with ROS Melodic and I wanted to use the hector_slam package (or group of package). [ 75%] Built target hector_mapping_generate_messages Ubuntu 18.04LTS $ cd ~ $ sudo apt-get install ros-melodic-rplidar . Go to the source folder of the catkin workspace that you just created: Clone the ROS node for the Lidar in the catkin workspace. -- Found gmock sources under '/usr/src/googletest': gmock will be built Firstly, we need to install, echo 1 > /sys/devices/system/cpu/cpu0/online, echo 1 > /sys/devices/system/cpu/cpu1/online, echo 1 > /sys/devices/system/cpu/cpu2/online, echo 1 > /sys/devices/system/cpu/cpu3/online, echo performance > /sys/devices/system/cpu/cpu0/cpufreq/scaling_governor, ( sleep 60 && jetson_clocks && /usr/bin/jetson_clocks --fan )&, sudo bash -c 'echo "/var/swapfile swap swap defaults 0 0" >> /etc/fstab', Step 7 - ROS Melodic package installation and setup, The official steps for installing ROS are at. [ 68%] Generating Javascript code from hector_mapping/HectorIterData.msg Alright, so we can visualize the laser scan data using rviz. On apt-get the package is called python-catkin-tools. Rviz will open with a map of the RPLIDARs surroundings. Run the below command. Hector SLAMs launch file which can be found at: cd ~/catkin_ws/src/hector_slam/hector_mapping/launch/mapping_default.launch,
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install hector slam ros melodic
install hector slam ros melodic
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