Module: Rclrb::QosLivelinessPolicy

Defined in:

lib/rclrb/qos.rb

Constant Summary

SystemDefault =

Implementation specific default

:RMW_QOS_POLICY_LIVELINESS_SYSTEM_DEFAULT

Automatic =

The signal that establishes a Topic is alive comes from the ROS rmw layer

:RMW_QOS_POLICY_LIVELINESS_AUTOMATIC

ManualByTopic =

The signal that establishes a Topic is alive is at the Topic level. Only publishing a message on the Topic or an explicit signal from the application to assert liveliness on the Topic will mark the Topic as being alive.

:RMW_QOS_POLICY_LIVELINESS_MANUAL_BY_TOPIC

Unknown =

History policy has not yet been set

:RMW_QOS_POLICY_LIVELINESS_UNKNOWN