A Discrete-Event Network Simulator
API
grid-animation.cc
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1 /* -*- Mode:C++; c-file-style:"gnu"; indent-tabs-mode:nil; -*- */
2 /*
3  * This program is free software; you can redistribute it and/or modify
4  * it under the terms of the GNU General Public License version 2 as
5  * published by the Free Software Foundation;
6  *
7  * This program is distributed in the hope that it will be useful,
8  * but WITHOUT ANY WARRANTY; without even the implied warranty of
9  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
10  * GNU General Public License for more details.
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13  * along with this program; if not, write to the Free Software
14  * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
15  *
16  * Author: Josh Pelkey <jpelkey@gatech.edu>
17  */
18 
19 #include <iostream>
20 
21 #include "ns3/core-module.h"
22 #include "ns3/network-module.h"
23 #include "ns3/internet-module.h"
24 #include "ns3/point-to-point-module.h"
25 #include "ns3/netanim-module.h"
26 #include "ns3/applications-module.h"
27 #include "ns3/point-to-point-layout-module.h"
28 
29 using namespace ns3;
30 
31 int main (int argc, char *argv[])
32 {
33  Config::SetDefault ("ns3::OnOffApplication::PacketSize", UintegerValue (512));
34  Config::SetDefault ("ns3::OnOffApplication::DataRate", StringValue ("500kb/s"));
35 
36  uint32_t xSize = 5;
37  uint32_t ySize = 5;
38  std::string animFile = "grid-animation.xml";
39 
41  cmd.AddValue ("xSize", "Number of rows of nodes", xSize);
42  cmd.AddValue ("ySize", "Number of columns of nodes", ySize);
43  cmd.AddValue ("animFile", "File Name for Animation Output", animFile);
44 
45  cmd.Parse (argc,argv);
46  if (xSize < 1 || ySize < 1 || (xSize < 2 && ySize < 2))
47  {
48  NS_FATAL_ERROR ("Need more nodes for grid.");
49  }
50 
52  pointToPoint.SetDeviceAttribute ("DataRate", StringValue ("5Mbps"));
53  pointToPoint.SetChannelAttribute ("Delay", StringValue ("2ms"));
54 
55  // Create Grid
57 
58  // Install stack on Grid
60  grid.InstallStack (stack);
61 
62  // Assign Addresses to Grid
63  grid.AssignIpv4Addresses (Ipv4AddressHelper ("10.1.1.0", "255.255.255.0"),
64  Ipv4AddressHelper ("10.2.1.0", "255.255.255.0"));
65 
66 
67  OnOffHelper clientHelper ("ns3::UdpSocketFactory", Address ());
68  clientHelper.SetAttribute ("OnTime", StringValue ("ns3::ConstantRandomVariable[Constant=1]"));
69  clientHelper.SetAttribute ("OffTime", StringValue ("ns3::ConstantRandomVariable[Constant=0]"));
71 
72  // Create an on/off app sending packets
73  AddressValue remoteAddress (InetSocketAddress (grid.GetIpv4Address (xSize-1,ySize-1), 1000));
74  clientHelper.SetAttribute ("Remote", remoteAddress);
75  clientApps.Add (clientHelper.Install (grid.GetNode (0,0)));
76 
77  clientApps.Start (Seconds (0.0));
78  clientApps.Stop (Seconds (1.5));
79 
80  // Set the bounding box for animation
81  grid.BoundingBox (1, 1, 100, 100);
82 
83  // Create the animation object and configure for specified output
84  AnimationInterface anim (animFile);
85 
86  // Set up the actual simulation
88 
89  Simulator::Run ();
91  return 0;
92 }
holds a vector of ns3::Application pointers.
an Inet address class
static void PopulateRoutingTables(void)
Build a routing database and initialize the routing tables of the nodes in the simulation.
Hold variables of type string.
Definition: string.h:41
static void Run(void)
Run the simulation.
Definition: simulator.cc:226
aggregate IP/TCP/UDP functionality to existing Nodes.
#define NS_FATAL_ERROR(msg)
Report a fatal error with a message and terminate.
Definition: fatal-error.h:162
cmd
Definition: second.py:35
A helper to make it easier to create a grid topology with p2p links.
Build a set of PointToPointNetDevice objects.
A helper to make it easier to instantiate an ns3::OnOffApplication on a set of nodes.
Definition: on-off-helper.h:42
stack
Definition: first.py:34
a polymophic address class
Definition: address.h:90
Hold an unsigned integer type.
Definition: uinteger.h:44
pointToPoint
Definition: first.py:28
Parse command-line arguments.
Definition: command-line.h:213
static void Destroy(void)
Execute the events scheduled with ScheduleDestroy().
Definition: simulator.cc:190
Every class exported by the ns3 library is enclosed in the ns3 namespace.
Definition: grid.py:1
AttributeValue implementation for Address.
Definition: address.h:278
Time Seconds(double value)
Construct a Time in the indicated unit.
Definition: nstime.h:1014
void SetDefault(std::string name, const AttributeValue &value)
Definition: config.cc:782
Interface to network animator.
clientApps
Definition: first.py:54
A helper class to make life easier while doing simple IPv4 address assignment in scripts.