pass_through.h
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34 
35 #ifndef MESSAGE_FILTERS_PASSTHROUGH_H
36 #define MESSAGE_FILTERS_PASSTHROUGH_H
37 
38 #include "simple_filter.h"
39 
40 #include <vector>
41 
42 namespace message_filters
43 {
47 template<typename M>
48 class PassThrough : public SimpleFilter<M>
49 {
50 public:
53 
55  {
56  }
57 
58  template<typename F>
60  {
61  connectInput(f);
62  }
63 
64  template<class F>
65  void connectInput(F& f)
66  {
68  incoming_connection_ = f.registerCallback(typename SimpleFilter<M>::EventCallback(boost::bind(&PassThrough::cb, this, _1)));
69  }
70 
71  void add(const MConstPtr& msg)
72  {
73  add(EventType(msg));
74  }
75 
76  void add(const EventType& evt)
77  {
78  this->signalMessage(evt);
79  }
80 
81 private:
82  void cb(const EventType& evt)
83  {
84  add(evt);
85  }
86 
88 };
89 
90 } // namespace message_filters
91 
92 #endif // MESSAGE_FILTERS_PASSTHROUGH_H
93 
void signalMessage(const MConstPtr &msg)
Call all registered callbacks, passing them the specified message.
void disconnect()
disconnects this connection
Definition: connection.cpp:52
ros::MessageEvent< M const > EventType
Definition: pass_through.h:52
void cb(const EventType &evt)
Definition: pass_through.h:82
Convenience base-class for simple filters which output a single message.
Definition: simple_filter.h:60
void add(const EventType &evt)
Definition: pass_through.h:76
void add(const MConstPtr &msg)
Definition: pass_through.h:71
boost::function< void(const EventType &)> EventCallback
Definition: simple_filter.h:66
boost::shared_ptr< M const > MConstPtr
Definition: pass_through.h:51
Encapsulates a connection from one filter to another (or to a user-specified callback) ...
Definition: connection.h:48
Simple passthrough filter. What comes in goes out immediately.
Definition: pass_through.h:48


message_filters
Author(s): Josh Faust, Vijay Pradeep, Dirk Thomas
autogenerated on Mon Oct 19 2020 03:24:31