December 2016
Beginner to intermediate
468 pages
9h 43m
English
book
Effective Robotics Programming with ROS - Third Edition
by Luis Sanchez, Enrique Fernandez Perdomo, Anil Mahtani
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Publishing sensor information
Your robot can have a lot of sensors to see the world; you can program a lot of nodes to take this data and do something, but the navigation stack is prepared only to use the planar laser's sensor. So, your sensor must publish the data with one of these types: sensor_msgs/LaserScan or sensor_msgs/PointCloud2.
We are going to use the laser located in front of the robot to navigate in Gazebo. Remember that this laser is simulated on Gazebo, and it publishes data on the hokuyo_link frame with the topic name /robot/laser/scan.
In our case, we do not need to configure anything in our laser to use it on the navigation stack. This is because we have tf configured in the .urdf file, and the laser is publishing data with the ...
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I wanted to learn C and C++, but it didn't click for me until I picked up an O'Reilly book. When I went on the O’Reilly platform, I was astonished to find all the books there, plus live events and sandboxes so you could play around with the technology.Addison B.
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I'm always learning. So when I got on to O'Reilly, I was like a kid in a candy store. There are playlists. There are answers. There's on-demand training. It's worth its weight in gold, in terms of what it allows me to do.