add tests and fixups

model/leo-propagation-loss-model.h

@@ -0,0 +1,40 @@
+/* -*- Mode:C++; c-file-style:"gnu"; indent-tabs-mode:nil; -*- */
+
+#ifndef LEO_PROPAGATION_LOSS_MODEL_H
+#define LEO_PROPAGATION_LOSS_MODEL_H
+
+#include "leo-mobility-model.h"
+#include <ns3/object.h>
+#include <ns3/propagation-loss-model.h>
+
+namespace ns3 {
+
+class LeoPropagationLossModel : public PropagationLossModel
+{
+public:
+  static TypeId GetTypeId (void);
+  LeoPropagationLossModel ();
+  virtual ~LeoPropagationLossModel ();
+private:
+  /**
+   * Returns the Rx Power taking into account only the particular
+   * PropagationLossModel.
+   *
+   * \param txPowerDbm current transmission power (in dBm)
+   * \param a the mobility model of the source
+   * \param b the mobility model of the destination
+   * \returns the reception power after adding/multiplying propagation loss (in dBm)
+   */
+  virtual double DoCalcRxPower (double txPowerDbm,
+                                Ptr<MobilityModel> a,
+                                Ptr<MobilityModel> b) const;
+  /**
+   * Subclasses must implement this; those not using random variables
+   * can return zero
+   */
+  virtual int64_t DoAssignStreams (int64_t stream);
+};
+
+}
+
+#endif /* SATELLITE_LEO_PROPAGATION_LOSS_MODEL_H */