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Robot Operating System Cookbook
book

Robot Operating System Cookbook

by Kumar Bipin
June 2018
Intermediate to advanced content levelIntermediate to advanced
484 pages
11h 36m
English
Packt Publishing
Content preview from Robot Operating System Cookbook

How to do it…

ROS provides several powerful GUI tools for system introspection. First of all, we will discuss rqt_top, which shows nodes and resources they are using, which is very similar to the top command in the Linux system. The following screenshot shows the rqt_top command for the program4 and program5 nodes running in the system:

rqt_top

Additionally, rqt_topic provides information about the topics, which includes publishers, subscribers, the publishing rate, and the messages being published. We can view the message fields and select the topic for introspection by using the following code:

$ rosrun rqt_topic rqt_topic

The following ...

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Publisher Resources

ISBN: 9781783987443Supplemental Content