Add sat and gnd node helpers

helper/ground-node-helper.cc

@@ -0,0 +1,55 @@
+#include <fstream>
+
+#include "ns3/log.h"
+#include "ns3/config.h"
+#include "ns3/waypoint.h"
+
+#include "ground-node-helper.h"
+
+using namespace std;
+
+namespace ns3
+{
+NS_LOG_COMPONENT_DEFINE ("LeoGndNodeHelper");
+
+LeoGndNodeHelper::LeoGndNodeHelper ()
+{
+  m_gndNodeFactory.SetTypeId ("ns3::Node");
+}
+
+LeoGndNodeHelper::~LeoGndNodeHelper ()
+{
+}
+
+void
+LeoGndNodeHelper::SetAttribute (string name, const AttributeValue &value)
+{
+  m_gndNodeFactory.Set (name, value);
+}
+
+NodeContainer
+LeoGndNodeHelper::Install (const std::string &wpFile)
+{
+  NS_LOG_FUNCTION (wpFile);
+
+  NodeContainer nodes;
+  ifstream waypoints;
+  waypoints.open (wpFile, ifstream::in);
+  Vector pos;
+  while ((waypoints >> pos))
+    {
+      Ptr<ConstantPositionMobilityModel> mob = CreateObject<ConstantPositionMobilityModel> ();
+      mob->SetPosition (pos);
+      Ptr<Node> node = m_gndNodeFactory.Create<Node> ();
+      node->AggregateObject (mob);
+      nodes.Add (node);
+      NS_LOG_INFO ("Added ground node at " << pos);
+    }
+  waypoints.close ();
+
+  NS_LOG_INFO ("Added " << nodes.GetN () << " ground nodes");
+
+  return nodes;
+}
+
+}; // namespace ns3