It is good practice to visualize all the possible data to know what the navigation stack does. In this section, we will show you the visualization topic that you must add to
rviz to see the correct data sent by the navigation stack. Discussions of each visualization topic that the navigation stack publishes is explained next.
The 2D pose estimate (P shortcut) allows the user to initialize the localization system used by the navigation stack by setting the pose of the robot in the world. The navigation stack waits for the new pose of a new topic with the name
initialpose. This topic is sent using the rviz windows where we previously changed the name of the topic.
You can see in the following ...