int main(int argc, char **argv) { ros::init(argc, argv, "controller_debugger"); ros::NodeHandle node_handle; Debugger debugger; ros::Subscriber cte_subscriber = node_handle.subscribe("controller/cross_track_error", 2, &Debugger::updateCTEPlotData, &debugger); ros::Subscriber pose_subscriber = node_handle.subscribe("localization/pose", 2, &Debugger::updateCurrentPath, &debugger); ros::Subscriber path_subscriber = node_handle.subscribe("local_planner/path", 2, &Debugger::updateTargetPath, &debugger); ros::Rate loop_rate(100); while (ros::ok()) { int debug_mode = 0; node_handle.getParam("/controller_debugger/debug_mode", debug_mode); debugger.display(debug_mode); ros::spinOnce(); loop_rate.sleep(); } }