A Discrete-Event Network Simulator
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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
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 
19 #include "ns3/core-module.h"
20 #include "ns3/mobility-module.h"
21 
22 using namespace ns3;
23 
24 static void
25 CourseChange (std::string foo, Ptr<const MobilityModel> mobility)
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 
41  CommandLine cmd;
42  cmd.Parse (argc, argv);
43 
44  NodeContainer c;
45  c.Create (100);
46 
47  MobilityHelper mobility;
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 }