This for aims at porting the original code from the kinetic-devel branch to ROS2.
git clone git@github.com:RIVeR-Lab/vrpn_client_ros.git
cd vrpn_client_ros
git checkout humble
git clone git@github.com:vrpn/vrpn.git
sudo apt-get install libusb-1.0
mkdir build
cd build
cmake ..
sudo make -j4
sudo make install
#relative tracking:
ros2 launch vrpn_client_ros egocentric.launch.py