Package that register two PointClouds with generalized iterative closest point (GICP) on ROS 2.
You need PCL Library for process pointclouds.
Clone repository into your workspace.
cd ~/ros2_ws/src
git clone https://github.com/ismetatabay/gicp_ros2.git
build (ros2 terminal)
cd ~/ros2_ws
colcon build
source ~/ros2_ws/install/setup.bash
ros2 launch gicp_ros2 gicp_launch.py
ros2 run gicp_ros2 viewer