ros-visualization-msgs - 1.12.7-1 main

This package is part of Robot OS (ROS), and provides a set of
messages used by higher level packages, such as rviz, that deal in
visualization-specific data.
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The main messages in visualization_msgs is
visualization_msgs/Marker. The marker message is used to
send visualization "markers" such as boxes, spheres, arrows, lines,
etc. to a visualization environment such as
https:///www.ros.org/wiki/rviz See the rviz tutorial
https://www.ros.org/wiki/rviz/Tutorials for more information.
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This package contains the message definitions.