A Discrete-Event Network Simulator
API
lena-pathloss-traces.cc
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1/* -*- Mode: C++; c-file-style: "gnu"; indent-tabs-mode:nil; -*- */
2/*
3 * Copyright (c) 2011 Centre Tecnologic de Telecomunicacions de Catalunya (CTTC)
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: Manuel Requena <manuel.requena@cttc.es>
19 * Nicola Baldo <nbaldo@cttc.es>
20 */
21
22
23#include "ns3/core-module.h"
24#include "ns3/network-module.h"
25#include "ns3/mobility-module.h"
26#include "ns3/lte-module.h"
27#include "ns3/config-store.h"
28#include "ns3/radio-bearer-stats-calculator.h"
29#include "ns3/lte-global-pathloss-database.h"
30
31#include <iomanip>
32#include <string>
33
34#include <ns3/log.h>
35
36using namespace ns3;
37
38NS_LOG_COMPONENT_DEFINE ("LenaPathlossTraces");
39
40
41int main (int argc, char *argv[])
42{
43 double enbDist = 20.0;
44 double radius = 10.0;
45 uint32_t numUes = 1;
46
47
48 CommandLine cmd (__FILE__);
49 cmd.AddValue ("enbDist", "distance between the two eNBs", enbDist);
50 cmd.AddValue ("radius", "the radius of the disc where UEs are placed around an eNB", radius);
51 cmd.AddValue ("numUes", "how many UEs are attached to each eNB", numUes);
52 cmd.Parse (argc, argv);
53
54 ConfigStore inputConfig;
55 inputConfig.ConfigureDefaults ();
56
57 // parse again so you can override default values from the command line
58 cmd.Parse (argc, argv);
59
60 // determine the string tag that identifies this simulation run
61 // this tag is then appended to all filenames
62
63 UintegerValue runValue;
64 GlobalValue::GetValueByName ("RngRun", runValue);
65
66 std::ostringstream tag;
67 tag << "_enbDist" << std::setw (3) << std::setfill ('0') << std::fixed << std::setprecision (0) << enbDist
68 << "_radius" << std::setw (3) << std::setfill ('0') << std::fixed << std::setprecision (0) << radius
69 << "_numUes" << std::setw (3) << std::setfill ('0') << numUes
70 << "_rngRun" << std::setw (3) << std::setfill ('0') << runValue.Get () ;
71
72 Ptr<LteHelper> lteHelper = CreateObject<LteHelper> ();
73
74
75 // NOTE: the PropagationLoss trace source of the SpectrumChannel
76 // works only for single-frequency path loss model.
77 // e.g., it will work with the following models:
78 // ns3::FriisPropagationLossModel,
79 // ns3::TwoRayGroundPropagationLossModel,
80 // ns3::LogDistancePropagationLossModel,
81 // ns3::ThreeLogDistancePropagationLossModel,
82 // ns3::NakagamiPropagationLossModel
83 // ns3::BuildingsPropagationLossModel
84 // etc.
85 // but it WON'T work if you ONLY use SpectrumPropagationLossModels such as:
86 // ns3::FriisSpectrumPropagationLossModel
87 // ns3::ConstantSpectrumPropagationLossModel
88 lteHelper->SetAttribute ("PathlossModel", StringValue ("ns3::Cost231PropagationLossModel"));
89
90
91 // Create Nodes: eNodeB and UE
92 NodeContainer enbNodes;
93 NodeContainer ueNodes1, ueNodes2;
94 enbNodes.Create (2);
95 ueNodes1.Create (numUes);
96 ueNodes2.Create (numUes);
97
98 // Position of eNBs
99 Ptr<ListPositionAllocator> positionAlloc = CreateObject<ListPositionAllocator> ();
100 positionAlloc->Add (Vector (0.0, 0.0, 0.0));
101 positionAlloc->Add (Vector (enbDist, 0.0, 0.0));
102 MobilityHelper enbMobility;
103 enbMobility.SetMobilityModel ("ns3::ConstantPositionMobilityModel");
104 enbMobility.SetPositionAllocator (positionAlloc);
105 enbMobility.Install (enbNodes);
106
107 // Position of UEs attached to eNB 1
108 MobilityHelper ue1mobility;
109 ue1mobility.SetPositionAllocator ("ns3::UniformDiscPositionAllocator",
110 "X", DoubleValue (0.0),
111 "Y", DoubleValue (0.0),
112 "rho", DoubleValue (radius));
113 ue1mobility.SetMobilityModel ("ns3::ConstantPositionMobilityModel");
114 ue1mobility.Install (ueNodes1);
115
116 // Position of UEs attached to eNB 2
117 MobilityHelper ue2mobility;
118 ue2mobility.SetPositionAllocator ("ns3::UniformDiscPositionAllocator",
119 "X", DoubleValue (enbDist),
120 "Y", DoubleValue (0.0),
121 "rho", DoubleValue (radius));
122 ue2mobility.SetMobilityModel ("ns3::ConstantPositionMobilityModel");
123 ue2mobility.Install (ueNodes2);
124
125 // Create Devices and install them in the Nodes (eNB and UE)
126 NetDeviceContainer enbDevs;
127 NetDeviceContainer ueDevs1;
128 NetDeviceContainer ueDevs2;
129 enbDevs = lteHelper->InstallEnbDevice (enbNodes);
130 ueDevs1 = lteHelper->InstallUeDevice (ueNodes1);
131 ueDevs2 = lteHelper->InstallUeDevice (ueNodes2);
132
133 // Attach UEs to a eNB
134 lteHelper->Attach (ueDevs1, enbDevs.Get (0));
135 lteHelper->Attach (ueDevs2, enbDevs.Get (1));
136
137 // Activate an EPS bearer on all UEs
138 enum EpsBearer::Qci q = EpsBearer::GBR_CONV_VOICE;
139 EpsBearer bearer (q);
140 lteHelper->ActivateDataRadioBearer (ueDevs1, bearer);
141 lteHelper->ActivateDataRadioBearer (ueDevs2, bearer);
142
143 Simulator::Stop (Seconds (0.5));
144
145 // Insert RLC Performance Calculator
146 std::string dlOutFname = "DlRlcStats";
147 dlOutFname.append (tag.str ());
148 std::string ulOutFname = "UlRlcStats";
149 ulOutFname.append (tag.str ());
150
151 lteHelper->EnableMacTraces ();
152 lteHelper->EnableRlcTraces ();
153
154
155
156 // keep track of all path loss values in two centralized objects
159 // we rely on the fact that LteHelper creates the DL channel object first, then the UL channel object,
160 // hence the former will have index 0 and the latter 1
161 Config::Connect ("/ChannelList/0/PathLoss",
162 MakeCallback (&DownlinkLteGlobalPathlossDatabase::UpdatePathloss, &dlPathlossDb));
163 Config::Connect ("/ChannelList/1/PathLoss",
164 MakeCallback (&UplinkLteGlobalPathlossDatabase::UpdatePathloss, &ulPathlossDb));
165
166 Simulator::Run ();
167
168
169 // print the pathloss values at the end of the simulation
170 std::cout << std::endl << "Downlink pathloss:" << std::endl;
171 dlPathlossDb.Print ();
172 std::cout << std::endl << "Uplink pathloss:" << std::endl;
173 ulPathlossDb.Print ();
174
175
176 Simulator::Destroy ();
177 return 0;
178}
Parse command-line arguments.
Definition: command-line.h:229
Introspection did not find any typical Config paths.
Definition: config-store.h:60
void ConfigureDefaults(void)
Configure the default values.
This class can be used to hold variables of floating point type such as 'double' or 'float'.
Definition: double.h:41
This class contains the specification of EPS Bearers.
Definition: eps-bearer.h:92
Qci
QoS Class Indicator.
Definition: eps-bearer.h:107
void Print()
print the stored pathloss values to standard output
NetDeviceContainer InstallEnbDevice(NodeContainer c)
Create a set of eNodeB devices.
Definition: lte-helper.cc:474
void Attach(NetDeviceContainer ueDevices)
Enables automatic attachment of a set of UE devices to a suitable cell using Idle mode initial cell s...
Definition: lte-helper.cc:959
void EnableRlcTraces(void)
Enable trace sinks for RLC layer.
Definition: lte-helper.cc:1435
void ActivateDataRadioBearer(NetDeviceContainer ueDevices, EpsBearer bearer)
Activate a Data Radio Bearer on a given UE devices (for LTE-only simulation).
Definition: lte-helper.cc:1313
NetDeviceContainer InstallUeDevice(NodeContainer c)
Create a set of UE devices.
Definition: lte-helper.cc:489
void EnableMacTraces(void)
Enable trace sinks for MAC layer.
Definition: lte-helper.cc:1529
Helper class used to assign positions and mobility models to nodes.
void SetMobilityModel(std::string type, std::string n1="", const AttributeValue &v1=EmptyAttributeValue(), std::string n2="", const AttributeValue &v2=EmptyAttributeValue(), std::string n3="", const AttributeValue &v3=EmptyAttributeValue(), std::string n4="", const AttributeValue &v4=EmptyAttributeValue(), std::string n5="", const AttributeValue &v5=EmptyAttributeValue(), std::string n6="", const AttributeValue &v6=EmptyAttributeValue(), std::string n7="", const AttributeValue &v7=EmptyAttributeValue(), std::string n8="", const AttributeValue &v8=EmptyAttributeValue(), std::string n9="", const AttributeValue &v9=EmptyAttributeValue())
void Install(Ptr< Node > node) const
"Layout" a single node according to the current position allocator type.
void SetPositionAllocator(Ptr< PositionAllocator > allocator)
Set the position allocator which will be used to allocate the initial position of every node initiali...
holds a vector of ns3::NetDevice pointers
Ptr< NetDevice > Get(uint32_t i) const
Get the Ptr<NetDevice> stored in this container at a given index.
keep track of a set of node pointers.
void Create(uint32_t n)
Create n nodes and append pointers to them to the end of this NodeContainer.
void SetAttribute(std::string name, const AttributeValue &value)
Set a single attribute, raising fatal errors if unsuccessful.
Definition: object-base.cc:256
Hold variables of type string.
Definition: string.h:41
Hold an unsigned integer type.
Definition: uinteger.h:44
uint64_t Get(void) const
Definition: uinteger.cc:35
Vector3D Vector
Vector alias typedef for compatibility with mobility models.
Definition: vector.h:324
void Connect(std::string path, const CallbackBase &cb)
Definition: config.cc:920
#define NS_LOG_COMPONENT_DEFINE(name)
Define a Log component with a specific name.
Definition: log.h:205
Time Seconds(double value)
Construct a Time in the indicated unit.
Definition: nstime.h:1244
Every class exported by the ns3 library is enclosed in the ns3 namespace.
Callback< R, Ts... > MakeCallback(R(T::*memPtr)(Ts...), OBJ objPtr)
Build Callbacks for class method members which take varying numbers of arguments and potentially retu...
Definition: callback.h:1648
cmd
Definition: second.py:35