A Discrete-Event Network Simulator
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spectrum-model.cc
Go to the documentation of this file.
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/*
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* Copyright (c) 2009 CTTC
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*
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* SPDX-License-Identifier: GPL-2.0-only
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*
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* Author: Nicola Baldo <nbaldo@cttc.es>
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*/
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#include "
spectrum-model.h
"
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#include <ns3/assert.h>
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#include <ns3/log.h>
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#include <cmath>
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#include <cstddef>
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namespace
ns3
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{
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NS_LOG_COMPONENT_DEFINE
(
"SpectrumModel"
);
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bool
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operator==
(
const
SpectrumModel
& lhs,
const
SpectrumModel
& rhs)
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{
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return
(lhs.
m_uid
== rhs.
m_uid
);
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}
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SpectrumModelUid_t
SpectrumModel::m_uidCount
= 0;
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SpectrumModel::SpectrumModel
(
const
std::vector<double>& centerFreqs)
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{
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NS_ASSERT
(centerFreqs.size() > 1);
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m_uid
= ++
m_uidCount
;
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for
(
auto
it = centerFreqs.begin(); it != centerFreqs.end(); ++it)
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{
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BandInfo
e;
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e.
fc
= *it;
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if
(it == centerFreqs.begin())
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{
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double
delta = ((*(it + 1)) - (*it)) / 2;
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e.
fl
= *it - delta;
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e.
fh
= *it + delta;
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}
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else
if
(it == centerFreqs.end() - 1)
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{
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double
delta = ((*it) - (*(it - 1))) / 2;
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e.
fl
= *it - delta;
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e.
fh
= *it + delta;
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}
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else
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{
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e.
fl
= ((*it) + (*(it - 1))) / 2;
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e.
fh
= ((*(it + 1)) + (*it)) / 2;
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}
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m_bands
.push_back(e);
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}
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}
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SpectrumModel::SpectrumModel
(
const
Bands
& bands)
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{
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m_uid
= ++
m_uidCount
;
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NS_LOG_INFO
(
"creating new SpectrumModel, m_uid="
<<
m_uid
);
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m_bands
= bands;
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}
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SpectrumModel::SpectrumModel
(
Bands
&& bands)
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: m_bands(
std
::move(bands))
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{
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m_uid
= ++
m_uidCount
;
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NS_LOG_INFO
(
"creating new SpectrumModel, m_uid="
<<
m_uid
);
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}
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Bands::const_iterator
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SpectrumModel::Begin
()
const
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{
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return
m_bands
.begin();
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}
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Bands::const_iterator
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SpectrumModel::End
()
const
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{
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return
m_bands
.end();
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}
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size_t
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SpectrumModel::GetNumBands
()
const
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{
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return
m_bands
.size();
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}
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SpectrumModelUid_t
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SpectrumModel::GetUid
()
const
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{
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return
m_uid
;
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}
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bool
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SpectrumModel::IsOrthogonal
(
const
SpectrumModel
& other)
const
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{
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for
(
auto
myIt =
Begin
(); myIt !=
End
(); ++myIt)
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{
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for
(
auto
otherIt = other.
Begin
(); otherIt != other.
End
(); ++otherIt)
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{
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if
(std::max(myIt->fl, otherIt->fl) < std::min(myIt->fh, otherIt->fh))
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{
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return
false
;
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}
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}
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}
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return
true
;
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}
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}
// namespace ns3
ns3::SpectrumModel
Set of frequency values implementing the domain of the functions in the Function Space defined by Spe...
Definition
spectrum-model.h:62
ns3::SpectrumModel::IsOrthogonal
bool IsOrthogonal(const SpectrumModel &other) const
Check if another SpectrumModels has bands orthogonal to our bands.
Definition
spectrum-model.cc:100
ns3::SpectrumModel::m_uidCount
static SpectrumModelUid_t m_uidCount
counter to assign m_uids
Definition
spectrum-model.h:136
ns3::SpectrumModel::m_uid
SpectrumModelUid_t m_uid
unique id for a given set of frequencies
Definition
spectrum-model.h:135
ns3::SpectrumModel::SpectrumModel
SpectrumModel(const std::vector< double > ¢erFreqs)
This constructs a SpectrumModel based on a given set of frequencies, which is assumed to be sorted by...
Definition
spectrum-model.cc:31
ns3::SpectrumModel::End
Bands::const_iterator End() const
Const Iterator to the model Bands container end.
Definition
spectrum-model.cc:82
ns3::SpectrumModel::GetNumBands
size_t GetNumBands() const
Definition
spectrum-model.cc:88
ns3::SpectrumModel::Begin
Bands::const_iterator Begin() const
Const Iterator to the model Bands container start.
Definition
spectrum-model.cc:76
ns3::SpectrumModel::GetUid
SpectrumModelUid_t GetUid() const
Definition
spectrum-model.cc:94
ns3::SpectrumModel::m_bands
Bands m_bands
Actual definition of frequency bands within this SpectrumModel.
Definition
spectrum-model.h:134
NS_ASSERT
#define NS_ASSERT(condition)
At runtime, in debugging builds, if this condition is not true, the program prints the source file,...
Definition
assert.h:55
NS_LOG_COMPONENT_DEFINE
#define NS_LOG_COMPONENT_DEFINE(name)
Define a Log component with a specific name.
Definition
log.h:191
NS_LOG_INFO
#define NS_LOG_INFO(msg)
Use NS_LOG to output a message of level LOG_INFO.
Definition
log.h:264
ns3
Every class exported by the ns3 library is enclosed in the ns3 namespace.
ns3::operator==
bool operator==(const EventId &a, const EventId &b)
Definition
event-id.h:155
ns3::Bands
std::vector< BandInfo > Bands
Container of BandInfo.
Definition
spectrum-model.h:49
ns3::SpectrumModelUid_t
uint32_t SpectrumModelUid_t
Uid for SpectrumModels.
Definition
spectrum-model.h:52
std
STL namespace.
spectrum-model.h
ns3::BandInfo
The building block of a SpectrumModel.
Definition
spectrum-model.h:42
ns3::BandInfo::fc
double fc
center frequency
Definition
spectrum-model.h:44
ns3::BandInfo::fl
double fl
lower limit of subband
Definition
spectrum-model.h:43
ns3::BandInfo::fh
double fh
upper limit of subband
Definition
spectrum-model.h:45
src
spectrum
model
spectrum-model.cc
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