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60 lines
1.6 KiB
C++
60 lines
1.6 KiB
C++
/* -*- Mode:C++; c-file-style:"gnu"; indent-tabs-mode:nil; -*- */
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#ifndef ISL_PROPAGATION_LOSS_MODEL_H
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#define ISL_PROPAGATION_LOSS_MODEL_H
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#include <ns3/object.h>
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#include <ns3/propagation-loss-model.h>
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#define LEO_EARTH_RAD 6.371009e6
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namespace ns3 {
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class IslPropagationLossModel : public PropagationLossModel
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{
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public:
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static TypeId GetTypeId (void);
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IslPropagationLossModel ();
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virtual ~IslPropagationLossModel ();
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/**
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* true if there is at least one intersection of ISL line-of-sight with earth
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* (LOS is blocked by earth)
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*
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* Assumes earth is sperical.
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*
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* \param a first node
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* \param b second node
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*/
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static bool GetLos (Ptr<MobilityModel> a, Ptr<MobilityModel> b);
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private:
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/**
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* Cutoff distance for signal
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*/
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double m_cutoffDistance;
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void SetCutoffDistance (double d);
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double GetCutoffDistance () const;
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/**
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* Returns the Rx Power taking into account only the particular
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* PropagationLossModel.
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*
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* \param txPowerDbm current transmission power (in dBm)
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* \param a the mobility model of the source
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* \param b the mobility model of the destination
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* \returns the reception power after adding/multiplying propagation loss (in dBm)
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*/
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virtual double DoCalcRxPower (double txPowerDbm,
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Ptr<MobilityModel> a,
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Ptr<MobilityModel> b) const;
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/**
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* Subclasses must implement this; those not using random variables
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* can return zero
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*/
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virtual int64_t DoAssignStreams (int64_t stream);
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};
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}
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#endif /* SATELLITE_ISL_PROPAGATION_LOSS_MODEL_H */
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