A Discrete-Event Network Simulator
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random-stream.cc
Go to the documentation of this file.
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/* -*- Mode:C++; c-file-style:"gnu"; indent-tabs-mode:nil; -*- */
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/*
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* Copyright (c) 2007 INRIA
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*
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* This program is free software; you can redistribute it and/or modify
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* it under the terms of the GNU General Public License version 2 as
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* published by the Free Software Foundation;
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with this program; if not, write to the Free Software
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* Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
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*
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* Author: Mathieu Lacage <mathieu.lacage@sophia.inria.fr>
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*/
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#include "
random-stream.h
"
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#include "ns3/assert.h"
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#include <cmath>
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namespace
ns3 {
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RandomStream::~RandomStream
()
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{
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}
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RealRandomStream::RealRandomStream
()
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{
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m_stream
= CreateObject<UniformRandomVariable> ();
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}
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uint32_t
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RealRandomStream::GetNext
(uint32_t min, uint32_t max)
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{
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return
m_stream
->
GetInteger
(min, max);
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}
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int64_t
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RealRandomStream::AssignStreams
(int64_t stream)
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{
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m_stream
->
SetStream
(stream);
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return
1;
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}
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void
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TestRandomStream::AddNext
(uint32_t v)
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{
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m_nexts
.push_back (v);
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}
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uint32_t
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TestRandomStream::GetNext
(uint32_t min, uint32_t max)
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{
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NS_ASSERT
(!
m_nexts
.empty ());
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uint32_t next =
m_nexts
.front ();
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m_nexts
.pop_front ();
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return
next;
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}
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int64_t
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TestRandomStream::AssignStreams
(int64_t stream)
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{
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return
0;
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}
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}
// namespace ns3
ns3::RandomStream::~RandomStream
virtual ~RandomStream()
Definition:
random-stream.cc:27
ns3::RandomVariableStream::SetStream
void SetStream(int64_t stream)
Specifies the stream number for this RNG stream.
Definition:
random-variable-stream.cc:92
ns3::UniformRandomVariable::GetInteger
uint32_t GetInteger(uint32_t min, uint32_t max)
Returns a random unsigned integer from a uniform distribution over the interval [min,max] including both ends.
Definition:
random-variable-stream.cc:185
NS_ASSERT
#define NS_ASSERT(condition)
Definition:
assert.h:64
ns3::RealRandomStream::AssignStreams
virtual int64_t AssignStreams(int64_t stream)
Assign a fixed random variable stream number to the random variables used by this model...
Definition:
random-stream.cc:44
ns3::RealRandomStream::m_stream
Ptr< UniformRandomVariable > m_stream
Provides uniform random variables.
Definition:
random-stream.h:75
ns3::TestRandomStream::AssignStreams
virtual int64_t AssignStreams(int64_t stream)
Assign a fixed random variable stream number to the random variables used by this model...
Definition:
random-stream.cc:66
ns3::RealRandomStream::RealRandomStream
RealRandomStream()
Definition:
random-stream.cc:32
random-stream.h
ns3::RealRandomStream::GetNext
virtual uint32_t GetNext(uint32_t min, uint32_t max)
Get integer between min and max (including min and max).
Definition:
random-stream.cc:38
ns3::TestRandomStream::AddNext
void AddNext(uint32_t v)
Add the given value to the list.
Definition:
random-stream.cc:51
ns3::TestRandomStream::m_nexts
std::list< uint32_t > m_nexts
Definition:
random-stream.h:100
ns3::TestRandomStream::GetNext
virtual uint32_t GetNext(uint32_t min, uint32_t max)
Get integer between min and max (including min and max).
Definition:
random-stream.cc:57
src
wifi
model
random-stream.cc
Generated on Sat Apr 19 2014 14:07:11 for ns-3 by
1.8.6