A Discrete-Event Network Simulator
API
main-random-walk.cc
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1 /* -*- Mode:C++; c-file-style:"gnu"; indent-tabs-mode:nil; -*- */
2 /*
3  * Copyright (c) 2006,2007 INRIA
4  *
5  * This program is free software; you can redistribute it and/or modify
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7  * published by the Free Software Foundation;
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11  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
12  * GNU General Public License for more details.
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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 
19 #include "ns3/core-module.h"
20 #include "ns3/mobility-module.h"
21 
22 using namespace ns3;
23 
24 static void
26 {
27  Vector pos = mobility->GetPosition ();
28  Vector vel = mobility->GetVelocity ();
29  std::cout << Simulator::Now () << ", model=" << mobility << ", POS: x=" << pos.x << ", y=" << pos.y
30  << ", z=" << pos.z << "; VEL:" << vel.x << ", y=" << vel.y
31  << ", z=" << vel.z << std::endl;
32 }
33 
34 int main (int argc, char *argv[])
35 {
36  Config::SetDefault ("ns3::RandomWalk2dMobilityModel::Mode", StringValue ("Time"));
37  Config::SetDefault ("ns3::RandomWalk2dMobilityModel::Time", StringValue ("2s"));
38  Config::SetDefault ("ns3::RandomWalk2dMobilityModel::Speed", StringValue ("ns3::ConstantRandomVariable[Constant=1.0]"));
39  Config::SetDefault ("ns3::RandomWalk2dMobilityModel::Bounds", StringValue ("0|200|0|200"));
40 
42  cmd.Parse (argc, argv);
43 
44  NodeContainer c;
45  c.Create (100);
46 
48  mobility.SetPositionAllocator ("ns3::RandomDiscPositionAllocator",
49  "X", StringValue ("100.0"),
50  "Y", StringValue ("100.0"),
51  "Rho", StringValue ("ns3::UniformRandomVariable[Min=0|Max=30]"));
52  mobility.SetMobilityModel ("ns3::RandomWalk2dMobilityModel",
53  "Mode", StringValue ("Time"),
54  "Time", StringValue ("2s"),
55  "Speed", StringValue ("ns3::ConstantRandomVariable[Constant=1.0]"),
56  "Bounds", StringValue ("0|200|0|200"));
57  mobility.InstallAll ();
58  Config::Connect ("/NodeList/*/$ns3::MobilityModel/CourseChange",
60 
61  Simulator::Stop (Seconds (100.0));
62 
63  Simulator::Run ();
64 
66  return 0;
67 }
Smart pointer class similar to boost::intrusive_ptr.
Definition: ptr.h:73
Hold variables of type string.
Definition: string.h:41
static void Run(void)
Run the simulation.
Definition: simulator.cc:170
cmd
Definition: second.py:35
mobility
Definition: third.py:108
Callback< R > MakeCallback(R(T::*memPtr)(void), OBJ objPtr)
Definition: callback.h:1489
Parse command-line arguments.
Definition: command-line.h:213
void Connect(std::string path, const CallbackBase &cb)
Definition: config.cc:871
static void Destroy(void)
Execute the events scheduled with ScheduleDestroy().
Definition: simulator.cc:134
Every class exported by the ns3 library is enclosed in the ns3 namespace.
keep track of a set of node pointers.
static Time Now(void)
Return the current simulation virtual time.
Definition: simulator.cc:193
Helper class used to assign positions and mobility models to nodes.
static void Stop(void)
Tell the Simulator the calling event should be the last one executed.
Definition: simulator.cc:178
Time Seconds(double value)
Construct a Time in the indicated unit.
Definition: nstime.h:1062
void SetDefault(std::string name, const AttributeValue &value)
Definition: config.cc:810
void Create(uint32_t n)
Create n nodes and append pointers to them to the end of this NodeContainer.
static void CourseChange(std::string foo, Ptr< const MobilityModel > mobility)