A Discrete-Event Network Simulator
API
 All Classes Namespaces Files Functions Variables Typedefs Enumerations Enumerator Friends Groups Pages
random-stream.h
1 /* -*- Mode:C++; c-file-style:"gnu"; indent-tabs-mode:nil; -*- */
2 /*
3  * Copyright (c) 2007 INRIA
4  *
5  * This program is free software; you can redistribute it and/or modify
6  * it under the terms of the GNU General Public License version 2 as
7  * published by the Free Software Foundation;
8  *
9  * This program is distributed in the hope that it will be useful,
10  * but WITHOUT ANY WARRANTY; without even the implied warranty of
11  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
12  * GNU General Public License for more details.
13  *
14  * You should have received a copy of the GNU General Public License
15  * along with this program; if not, write to the Free Software
16  * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
17  *
18  * Author: Mathieu Lacage <mathieu.lacage@sophia.inria.fr>
19  */
20 #ifndef RANDOM_STREAM_H
21 #define RANDOM_STREAM_H
22 
23 #include <stdint.h>
24 #include <list>
25 #include "ns3/random-variable-stream.h"
26 
27 namespace ns3 {
28 
34 {
35 public:
36  virtual ~RandomStream ();
37  virtual uint32_t GetNext (uint32_t min, uint32_t max) = 0;
38 
47  virtual int64_t AssignStreams (int64_t stream) = 0;
48 };
49 
51 {
52 public:
54  virtual uint32_t GetNext (uint32_t min, uint32_t max);
55 
64  virtual int64_t AssignStreams (int64_t stream);
65 
66 private:
69 };
70 
72 {
73 public:
74  void AddNext (uint32_t v);
75  virtual uint32_t GetNext (uint32_t min, uint32_t max);
76 
85  virtual int64_t AssignStreams (int64_t stream);
86 
87 private:
88  std::list<uint32_t> m_nexts;
89 };
90 
91 } // namespace ns3
92 
93 #endif /* RANDOM_STREAM_H */
virtual int64_t AssignStreams(int64_t stream)=0
virtual int64_t AssignStreams(int64_t stream)
Ptr< UniformRandomVariable > m_stream
Provides uniform random variables.
Definition: random-stream.h:68
virtual int64_t AssignStreams(int64_t stream)