TTK22_practical_session

Mihir Kulkarni
Contact: mihir.kulkarni@ntnu.no

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Lecture Slides and Videos available here

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ROS Installations

1. Directly to your Linux (20.04 or lower version OS) computer
   Ubuntu 20.04 - http://wiki.ros.org/noetic/Installation
   Ubuntu 18.04 - https://wiki.ros.org/melodic/Installation

OR

2. Virtual Machine (Preferably on 20.04)
   Instructions: https://github.com/sutd-robotics/virtualbox-ubuntu-ros

Note: There is no difference with respect to implementation for the assignment if your computer has either 18.04 - ROS Melodic, or 20.04 - ROS Noetic.

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Catkin Tools

Reference and documentation here.

sudo apt-get update
sudo apt-get install python3-catkin-tools

OR

sudo pip3 install -U catkin_tools

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Packages and workspaces

Setting up workspaces

Tutorial here.

mkdir -p workspaces/ttk22_ws & cd workspaces/ttk22_ws
mkdir src & cd src

Creating ROS package

Tutorial here.

Using catkin tools

catkin_create_pkg example_package roscpp std_msgs rospy message_generation
catkin config -DCMAKE_BUILD_TYPE=Release
catkin build

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Talker & Listener

Tutorial here.

Launch files

Tutorial here.

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