We will discuss the functions of each launch files of the
robot_standalone.launch: The main function of this launch file is to start nodes such as
twist_to_motorto get sensor values from the robot and to send command velocity to the robot.
keyboard_teleop.launch: This launch file will start the teleoperation by using the keyboard. This launch starts the
chefbot_keyboard_teleop.pynode to perform the keyboard teleoperation.
3dsensor.launch: This file will launch Kinect OpenNI drivers and start publishing RGB and depth stream. It will also start the depth stream to laser scanner node, which will convert point cloud to laser scan data.