A Discrete-Event Network Simulator
API
propagation-cache.h
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3  * Copyright (c) 2012 Telum (www.telum.ru)
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18  * Author: Kirill Andreev <andreev@telum.ru>
19  */
20 #ifndef PROPAGATION_CACHE_H_
21 #define PROPAGATION_CACHE_H_
22 
23 #include "ns3/mobility-model.h"
24 #include <map>
25 
26 namespace ns3
27 {
34 template<class T>
36 {
37 public:
40 
49  {
50  PropagationPathIdentifier key = PropagationPathIdentifier (a, b, modelUid);
51  typename PathCache::iterator it = m_pathCache.find (key);
52  if (it == m_pathCache.end ())
53  {
54  return 0;
55  }
56  return it->second;
57  };
58 
67  {
68  PropagationPathIdentifier key = PropagationPathIdentifier (a, b, modelUid);
69  NS_ASSERT (m_pathCache.find (key) == m_pathCache.end ());
70  m_pathCache.insert (std::make_pair (key, data));
71  };
72 private:
75  {
84  {};
87  uint32_t m_spectrumModelUid;
88 
101  bool operator < (const PropagationPathIdentifier & other) const
102  {
104  {
105  return m_spectrumModelUid < other.m_spectrumModelUid;
106  }
109  {
111  }
113  {
115  }
116  return false;
117  }
118  };
119 
121  typedef std::map<PropagationPathIdentifier, Ptr<T> > PathCache;
122 private:
124 };
125 } // namespace ns3
126 
127 #endif // PROPAGATION_CACHE_H_
Smart pointer class similar to boost::intrusive_ptr.
Definition: ptr.h:73
Ptr< const MobilityModel > m_dstMobility
2nd node mobility model
#define min(a, b)
Definition: 80211b.c:42
PathCache m_pathCache
Path cache.
std::map< PropagationPathIdentifier, Ptr< T > > PathCache
Typedef: PropagationPathIdentifier, Ptr<T>
#define NS_ASSERT(condition)
At runtime, in debugging builds, if this condition is not true, the program prints the source file...
Definition: assert.h:67
Ptr< T > GetPathData(Ptr< const MobilityModel > a, Ptr< const MobilityModel > b, uint32_t modelUid)
Get the model associated with the path.
#define max(a, b)
Definition: 80211b.c:43
uint8_t data[writeSize]
Every class exported by the ns3 library is enclosed in the ns3 namespace.
Ptr< const MobilityModel > m_srcMobility
1st node mobility model
void AddPathData(Ptr< T > data, Ptr< const MobilityModel > a, Ptr< const MobilityModel > b, uint32_t modelUid)
Add a model to the path.
Constructs a cache of objects, where each object is responsible for a single propagation path loss ca...
PropagationPathIdentifier(Ptr< const MobilityModel > a, Ptr< const MobilityModel > b, uint32_t modelUid)
Constructor.
bool operator<(const PropagationPathIdentifier &other) const
Less-than operator.