constant-spectrum-propagation-loss.h

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/*
 * Copyright (c) 2011 Centre Tecnologic de Telecomunicacions de Catalunya (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
 *
 * Author: Manuel Requena <manuel.requena@cttc.es>
 */
 
#ifndef CONSTANT_SPECTRUM_PROPAGATION_LOSS_H
#define CONSTANT_SPECTRUM_PROPAGATION_LOSS_H
 
#include "spectrum-propagation-loss-model.h"
 
namespace ns3
{
 
/**
 * \ingroup spectrum
 *
 * A Constant (fixed) propagation loss. The loss is not dependent on the distance.
 */
class ConstantSpectrumPropagationLossModel : public SpectrumPropagationLossModel
{
  public:
    ConstantSpectrumPropagationLossModel();
    ~ConstantSpectrumPropagationLossModel() override;
 
    /**
     * \brief Get the type ID.
     * \return the object TypeId
     */
    static TypeId GetTypeId();
 
    Ptr<SpectrumValue> DoCalcRxPowerSpectralDensity(Ptr<const SpectrumSignalParameters> params,
                                                    Ptr<const MobilityModel> a,
                                                    Ptr<const MobilityModel> b) const override;
    /**
     * Set the propagation loss
     * \param lossDb the propagation loss [dB]
     */
    void SetLossDb(double lossDb);
    /**
     * Get the propagation loss
     * \returns the propagation loss [dB]
     */
    double GetLossDb() const;
 
  protected:
    int64_t DoAssignStreams(int64_t stream) override;
    double m_lossDb;     //!< Propagation loss [dB]
    double m_lossLinear; //!< Propagation loss (linear)
 
  private:
};
 
} // namespace ns3
 
#endif /* CONSTANT_SPECTRUM_PROPAGATION_LOSS_MODEL_H */