====== ROS Subscriber Double ====== This block receives ROS messages of type ''std_msgs::Float64''. Each time the block is run by its time domain, the message content is written to the output of the block. RosSubscriberDouble subDouble("myNode/myTopic"); // create subscriber block IMPORTANT The ROS message does not have a time stamp. The time stamp of the signal is set to the actual time when running the block.