view_interval.cpp
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34 
36 
41 #include <cstdio>
42 #include <ros/ros.h>
43 #include <calibration_msgs/Interval.h>
44 
45 void intervalCallback(const calibration_msgs::IntervalConstPtr& msg)
46 {
47  ros::Duration time_left = msg->end - msg->start;
48 
49  printf("[%.3fs]: ", time_left.toSec());
50  while (time_left > ros::Duration(0,0))
51  {
52  printf("*");
53  time_left = time_left - ros::Duration().fromSec(.25);
54  }
55  printf("\n");
56 }
57 
58 int main(int argc, char** argv)
59 {
60  ros::init(argc, argv, "view_interval");
61 
63 
64  ros::Subscriber sub = n.subscribe("interval", 1, &intervalCallback);
65 
66  ros::spin();
67 }
68 
Subscriber subscribe(const std::string &topic, uint32_t queue_size, void(T::*fp)(M), T *obj, const TransportHints &transport_hints=TransportHints())
ROSCPP_DECL void init(int &argc, char **argv, const std::string &name, uint32_t options=0)
void intervalCallback(const calibration_msgs::IntervalConstPtr &msg)
int main(int argc, char **argv)
Duration & fromSec(double t)
ROSCPP_DECL void spin()


joint_states_settler
Author(s): Vijay Pradeep, Eitan Marder-Eppstein
autogenerated on Thu Jun 6 2019 19:17:25