laser_interval_calc_node.cpp
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00034 
00035 #include <ros/ros.h>
00036 #include <calibration_msgs/IntervalStamped.h>
00037 #include <laser_cb_detector/laser_interval_calc.h>
00038 #include <message_filters/subscriber.h>
00039 #include <message_filters/time_synchronizer.h>
00040 
00041 using namespace laser_cb_detector;
00042 
00043 void syncCallback(ros::Publisher* pub,
00044                   const calibration_msgs::DenseLaserSnapshotConstPtr& snapshot,
00045                   const calibration_msgs::CalibrationPatternConstPtr& features)
00046 {
00047   calibration_msgs::IntervalStamped out;
00048 
00049   bool success;
00050 
00051   success = LaserIntervalCalc::computeInterval(*snapshot, *features, out.interval);
00052 
00053   if (!success)
00054   {
00055     ROS_WARN("Failed trying to compute interval. Not going to publish");
00056     return;
00057   }
00058 
00059   out.header.stamp = snapshot->header.stamp;
00060   pub->publish(out);
00061 }
00062 
00063 int main(int argc, char** argv)
00064 {
00065   ros::init(argc, argv, "laser_interval_calc");
00066 
00067   ros::NodeHandle nh;
00068 
00069   ros::Publisher pub = nh.advertise<calibration_msgs::IntervalStamped>("laser_interval", 1);
00070 
00071   message_filters::Subscriber<calibration_msgs::DenseLaserSnapshot> snapshot_sub(nh, "snapshot", 1);
00072   message_filters::Subscriber<calibration_msgs::CalibrationPattern> features_sub(nh, "features", 1);
00073   message_filters::TimeSynchronizer<calibration_msgs::DenseLaserSnapshot,
00074                                     calibration_msgs::CalibrationPattern> sync(snapshot_sub, features_sub, 2);
00075   sync.registerCallback(boost::bind(&syncCallback, &pub, _1, _2));
00076 
00077   ros::spin();
00078 
00079   return 0;
00080 }


laser_cb_detector
Author(s): Vijay Pradeep
autogenerated on Sun Oct 5 2014 22:43:14