Perform the following commands inorder to create a ROS workspace once you have installed ROS melodic and gazebo 9.
: mkdir ~/simulation_ws/src -p
: cd ~/simulation_ws/
(Then paste both the packages in the src folder of the workspace and paste the .dat file inside the workspace)
: source /usr/share/gazebo/setup.sh
: source /opt/ros/kinetic/setup.bash
: catkin_make
: source ~/simulation_ws/devel/setup.bash
Now, that the workspace is created copy paste the 2 packageses inside the 'src' folder of the workspace.
run the following command to compile all the packages
: catkin_make
Now, in order to run the simulation, write the following commands on the terminal, each in a new window/tab.
: roslaunch nuric_wheelchair_model_02 wheelchair.launch
: rosrun pkg_ros_basics ETW.py
: rosrun pkg_ros_basics move.py