leap_motion_msgs

Installation Instructions for Ubuntu 20.04

1. Install Libmesa:

   sudo apt-get install libgl1-mesa-glx

2. Clone this package into a catkin_ws/src folder:

   git clone https://github.com/iamlab-cmu/leap_motion_msgs

3. Install the deb file:

   cd leap_motion_msgs/Leap_Developer_Kit
   sudo dpkg -i Leap-2.3.1+33747-x64.deb

4. Install the service:

   sudo vim /lib/systemd/system/leapd.service

5. Paste the following lines into the file and then save:

   [Unit]
   Description=LeapMotion Daemon
   After=syslog.target
   
   [Service]
   Type=simple
   ExecStart=/usr/sbin/leapd
   
   [Install]
   WantedBy=multi-user.target

6. Make a symbolic link and then start the service:

   sudo ln -s /lib/systemd/system/leapd.service /etc/systemd/system/leapd.service
   sudo systemctl daemon-reload
   sudo service leapd start

7. Add the following lines to your ~/.bashrc file:

   export PYTHONPATH=$PYTHONPATH:/path/to/catkin_ws/src/leap_motion_msgs/Leap_Developer_Kit/LeapSDK/python3.8-project
   export LD_LIBRARY_PATH=$LD_LIBRARY_PATH:/path/to/catkin_ws/src/leap_motion_msgs/Leap_Developer_Kit/LeapSDK/python3.8-project

8. Make this catkin package and source the devel/setup.bash file:

   cd /path/to/catkin_ws
   catkin_make
   source devel/setup.bash

Running Instructions

1. Enter the scripts folder of leap_motion_msgs:

   roscd leap_motion_msgs
   cd scripts
   python3 leap_motion_publisher.py

Credits

1. https://forums.leapmotion.com/t/leap-motion-sdk-with-python-3-5-in-linux-tutorial/5249/1
2. https://blog.keithkim.com/2020/07/note-leap-motion-on-ubuntu-2004.html