phased-array-spectrum-propagation-loss-model.cc

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/* -*- Mode:C++; c-file-style:"gnu"; indent-tabs-mode:nil; -*- */
/*
 * Copyright (c) 2021 CTTC
 *
 * This program is free software; you can redistribute it and/or modify
 * it under the terms of the GNU General Public License version 2 as
 * published by the Free Software Foundation;
 *
 * This program is distributed in the hope that it will be useful,
 * but WITHOUT ANY WARRANTY; without even the implied warranty of
 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 * GNU General Public License for more details.
 *
 * You should have received a copy of the GNU General Public License
 * along with this program; if not, write to the Free Software
 * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA
 *
 */
 
 
#include "phased-array-spectrum-propagation-loss-model.h"
#include <ns3/log.h>
#include <ns3/phased-array-model.h>
 
namespace ns3 {
 
NS_LOG_COMPONENT_DEFINE ("PhasedArraySpectrumPropagationLossModel");
 
NS_OBJECT_ENSURE_REGISTERED (PhasedArraySpectrumPropagationLossModel);
 
PhasedArraySpectrumPropagationLossModel::PhasedArraySpectrumPropagationLossModel ()
  : m_next (0)
{
}
 
PhasedArraySpectrumPropagationLossModel::~PhasedArraySpectrumPropagationLossModel ()
{
}
 
void
PhasedArraySpectrumPropagationLossModel::DoDispose ()
{
  m_next = 0;
}
 
TypeId
PhasedArraySpectrumPropagationLossModel::GetTypeId (void)
{
  static TypeId tid = TypeId ("ns3::PhasedArraySpectrumPropagationLossModel")
    .SetParent<Object> ()
    .SetGroupName ("Spectrum")
  ;
  return tid;
}
 
 
void PhasedArraySpectrumPropagationLossModel::SetNext (Ptr<PhasedArraySpectrumPropagationLossModel> next)
{
  m_next = next;
}
 
Ptr<SpectrumValue>
PhasedArraySpectrumPropagationLossModel::CalcRxPowerSpectralDensity (Ptr<const SpectrumValue> txPsd,
                                                                     Ptr<const MobilityModel> a,
                                                                     Ptr<const MobilityModel> b,
                                                                     Ptr<const PhasedArrayModel> aPhasedArrayModel,
                                                                     Ptr<const PhasedArrayModel> bPhasedArrayModel) const
{
  // Here we assume that all the models in the chain of models are of type
  // PhasedArraySpectrumPropagationLossModel that provides the implementation of
  // this function, i.e. has phased array model of TX and RX as parameters
  Ptr<SpectrumValue> rxPsd = DoCalcRxPowerSpectralDensity (txPsd, a, b, aPhasedArrayModel, bPhasedArrayModel);
  if (m_next != 0)
    {
      rxPsd = m_next->CalcRxPowerSpectralDensity (rxPsd, a, b, aPhasedArrayModel, bPhasedArrayModel);
    }
  return rxPsd;
}
 
} // namespace ns3