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Series
ROS tutorials for complete beginners.
In this final chapter of the series ROS 101, we are going to combine everything we have learned so far to finish one last challenge: moving the robot with our hand signs. The idea The idea is pretty simple and there is actually nothing new. In the pr...
We continue the previous chapter by improving the robot description with Xacro and adding more properties to be able to simulate the robot in Gazebo. The code seems lengthy (since XML always requires opening and closing tags) but it is very simple to...
In this and the next chapter, you will learn to build a simulated robot and visualize its states with two programs coming with ROS: Gazebo and rviz. Gazebo is a 3D simulation platform, meaning it lets you model robots and environments that have physi...
You have done a great job so far by writing both the publisher and subscriber all by yourself. However, I hope you still remember one of the very important reasons we learn ROS: "Don’t reinvent the wheel", meaning there are a lot of existing cool pac...
In this part, you are going to implement an image subscriber which is "the Photocopier" in my example. This subscriber is simply continuously reading images from the topic image_raw (that you created from chapter 7 and displaying them on your screen....
You can start with the "HelloWorld" tutorial Writing a Simple Publisher and Subscriber (Python) on the ROS website but it will just print out "hello world" on your screen which is ... not very fun. Let's implement our "Photographer" from chapter 6. A...
