--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/utils/mobility-visualizer-model.cc	Wed Oct 03 16:38:17 2007 +0100
@@ -0,0 +1,137 @@
+/* -*- Mode:C++; c-file-style:"gnu"; indent-tabs-mode:nil; -*- */
+
+#include <vector>
+
+#include "ns3/ptr.h"
+#include "ns3/mobility-model.h"
+#include "ns3/mobility-model-notifier.h"
+#include "ns3/random-topology.h"
+#include "ns3/default-value.h"
+#include "ns3/command-line.h"
+#include "ns3/command-line.h"
+#include "ns3/simulator.h"
+#include "ns3/nstime.h"
+#include "ns3/node.h"
+#include "ns3/node-list.h"
+#include "ns3/rectangle-default-value.h"
+
+#include "mobility-visualizer.h"
+
+using namespace ns3;
+
+static Time g_sampleInterval = Seconds (SAMPLE_INTERVAL);
+static uint32_t g_numNodes = 10;
+
+template <typename T>
+static const T* DefaultValueListGet (const std::string &name)
+{
+  for (DefaultValueList::Iterator iter = DefaultValueList::Begin ();
+       iter != DefaultValueList::End (); iter++)
+    {
+      const DefaultValueBase *value = *iter;
+      if (value->GetName () == name)
+        {
+          return dynamic_cast<const T*> (value);
+        }
+    }
+  return NULL;
+}
+
+
+
+static void 
+Sample ()
+{
+  
+  ViewUpdateData *data = new ViewUpdateData;
+  for (NodeList::Iterator nodeIter = NodeList::Begin (); nodeIter != NodeList::End (); nodeIter++)
+    {
+      Ptr<Node> node = *nodeIter;
+      Ptr<MobilityModel> mobility = node->QueryInterface<MobilityModel> (MobilityModel::iid);
+      Position pos = mobility->Get ();
+      Speed vel = mobility->GetSpeed ();
+
+      NodeUpdate update;
+      update.node = PeekPointer<Node> (node);
+      update.x = pos.x;
+      update.y = pos.y;
+      update.vx = vel.dx;
+      update.vy = vel.dy;
+      data->updateList.push_back (update);
+    }
+  data->time = Simulator::Now ().GetSeconds ();
+  view_update (data);
+  Simulator::Schedule (g_sampleInterval, Sample);
+}
+
+
+
+int model_init (int argc, char *argv[], double *x1, double *y1, double *x2, double *y2)
+{
+  DefaultValue::Bind ("RandomWalk2dMode", "Time");
+  DefaultValue::Bind ("RandomWalk2dTime", "5s");
+  DefaultValue::Bind ("RandomWalk2dSpeed", "Constant:20.0");
+  DefaultValue::Bind ("RandomDirection2dSpeed", "Constant:20.0");
+  DefaultValue::Bind ("RandomWalk2dBounds", "0:400:0:300");
+  DefaultValue::Bind ("RandomDirection2dArea", "0:400:0:300");
+  DefaultValue::Bind ("RandomWaypointSpeed", "Uniform:10:30");
+
+//   DefaultValue::Bind ("RandomDiscPositionX", "100");
+//   DefaultValue::Bind ("RandomDiscPositionY", "50");
+//   DefaultValue::Bind ("RandomDiscPositionRho", "Uniform:0:30");
+
+  DefaultValue::Bind ("RandomTopologyPositionType", "RandomRectanglePosition");
+  DefaultValue::Bind ("RandomTopologyMobilityType", "RandomWalk2dMobilityModel");
+
+//   CommandLine::AddArgValue ("sample-interval","sample interval", g_sampleInterval);
+//   CommandLine::AddArgValue ("num-nodes","number of nodes", g_numNodes);
+
+  CommandLine::Parse (argc, argv);
+
+  RandomTopology topology;
+
+  for (uint32_t i = 0; i < g_numNodes; i++)
+    {
+      Ptr<Node> node = Create<Node> ();
+      node->AddInterface (Create<MobilityModelNotifier> ());
+    }
+
+  topology.Layout (NodeList::Begin (), NodeList::End ());
+
+  Simulator::Schedule (g_sampleInterval, Sample);
+
+  ClassId mobType = DefaultValueListGet<ClassIdDefaultValue> ("RandomTopologyMobilityType")->GetValue ();
+  if (mobType.GetName () == "RandomWalk2dMobilityModel")
+    {
+      Rectangle bounds = DefaultValueListGet<RectangleDefaultValue> ("RandomWalk2dBounds")->GetValue ();
+      *x1 = bounds.xMin;
+      *y1 = bounds.yMin;
+      *x2 = bounds.xMax;
+      *y2 = bounds.yMax;
+      std::cout << "RECT " << bounds.xMin << " " << bounds.xMax << " "
+                << bounds.yMin << " " << bounds.yMax << std::endl;
+    }
+  else if (mobType.GetName () == "RandomDirection2dMobilityModel")
+    {
+      Rectangle bounds = DefaultValueListGet<RectangleDefaultValue> ("RandomDirection2dArea")->GetValue ();
+      *x1 = bounds.xMin;
+      *y1 = bounds.yMin;
+      *x2 = bounds.xMax;
+      *y2 = bounds.yMax;
+      std::cout << "RECT " << bounds.xMin << " " << bounds.xMax << " "
+                << bounds.yMin << " " << bounds.yMax << std::endl;      
+    }
+  else if (mobType.GetName () == "RandomWaypointMobilityModel")
+    {
+      std::cerr << "bounds for RandomWaypointMobilityModel not implemented" << std::endl;
+      //ClassId posType = DefaultValueList::Get<ClassIdDefaultValue> ("RandomWaypointPosition")->GetValue ();
+      std::cout << "?" << std::endl; // too hard to represent an abstract/probabilistic model graphically
+    }
+  else
+    {
+      NS_FATAL_ERROR ("mobility type " << mobType.GetName () << " not supported");
+    }
+
+  std::cerr << g_sampleInterval << std::endl;
+  return 0;
+}