null_types.h
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34 
35 #ifndef MESSAGE_FILTERS_NULL_TYPES_H
36 #define MESSAGE_FILTERS_NULL_TYPES_H
37 
38 #include "connection.h"
39 
40 #include <boost/shared_ptr.hpp>
41 #include <ros/time.h>
42 
43 #include <ros/message_traits.h>
44 
45 namespace message_filters
46 {
47 
48 struct NullType
49 {
50 };
52 
53 template<class M>
54 struct NullFilter
55 {
56  template<typename C>
58  {
59  return Connection();
60  }
61 
62  template<typename P>
63  Connection registerCallback(const boost::function<void(P)>&)
64  {
65  return Connection();
66  }
67 };
68 }
69 
70 namespace ros
71 {
72 namespace message_traits
73 {
74 template<>
75 struct TimeStamp<message_filters::NullType>
76 {
78  {
79  return ros::Time();
80  }
81 };
82 }
83 }
84 
85 #endif // MESSAGE_FILTERS_NULL_TYPES_H
boost::shared_ptr< NullType const > NullTypeConstPtr
Definition: null_types.h:51
Connection registerCallback(const boost::function< void(P)> &)
Definition: null_types.h:63
Encapsulates a connection from one filter to another (or to a user-specified callback) ...
Definition: connection.h:48
Connection registerCallback(const C &)
Definition: null_types.h:57
static ros::Time value(const message_filters::NullType &)
Definition: null_types.h:77


message_filters
Author(s): Josh Faust, Vijay Pradeep
autogenerated on Wed Mar 21 2018 07:13:44