NeillTropModel.hpp

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//==============================================================================
//
//  This file is part of GNSSTk, the ARL:UT GNSS Toolkit.
//
//  The GNSSTk is free software; you can redistribute it and/or modify
//  it under the terms of the GNU Lesser General Public License as published
//  by the Free Software Foundation; either version 3.0 of the License, or
//  any later version.
//
//  The GNSSTk 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 Lesser General Public License for more details.
//
//  You should have received a copy of the GNU Lesser General Public
//  License along with GNSSTk; if not, write to the Free Software Foundation,
//  Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110, USA
//
//  This software was developed by Applied Research Laboratories at the
//  University of Texas at Austin.
//  Copyright 2004-2022, The Board of Regents of The University of Texas System
//
//==============================================================================
 
//==============================================================================
//
//  This software was developed by Applied Research Laboratories at the
//  University of Texas at Austin, under contract to an agency or agencies
//  within the U.S. Department of Defense. The U.S. Government retains all
//  rights to use, duplicate, distribute, disclose, or release this software.
//
//  Pursuant to DoD Directive 523024
//
//  DISTRIBUTION STATEMENT A: This software has been approved for public
//                            release, distribution is unlimited.
//
//==============================================================================
 
 
#ifndef NEILL_TROP_MODEL_HPP
#define NEILL_TROP_MODEL_HPP
 
#include "TropModel.hpp"
 
namespace gnsstk
{
   class NeillTropModel : public TropModel
   {
   public:
 
      NeillTropModel()
      { validHeight=false; validLat=false; validDOY=false; valid=false; };
 
 
      NeillTropModel(const double& ht)
      { setReceiverHeight(ht); };
 
 
      NeillTropModel( const double& ht,
                      const double& lat,
                      const int& doy )
      { setReceiverHeight(ht); setReceiverLatitude(lat); setDayOfYear(doy); };
 
 
      NeillTropModel( const Position& RX,
                      const CommonTime& time );
 
 
      virtual std::string name()
         { return std::string("Neill"); }
 
      virtual double correction(double elevation) const;
 
 
      virtual double correction( const Position& RX,
                                 const Position& SV );
 
 
      virtual double correction( const Position& RX,
                                 const Position& SV,
                                 const CommonTime& tt );
 
 
      virtual double correction( const Position& RX,
                                 const Position& SV,
                                 const int& doy );
 
 
      virtual double correction( const Xvt& RX,
                                 const Xvt& SV  );
 
 
      virtual double correction( const Xvt& RX,
                                 const Xvt& SV,
                                 const CommonTime& tt );
 
 
      virtual double correction( const Xvt& RX,
                                 const Xvt& SV,
                                 const int& doy );
 
 
      virtual double dry_zenith_delay() const;
 
 
      virtual double wet_zenith_delay() const
      { return 0.1; };           // Returns a nominal value
 
 
      virtual double dry_mapping_function(double elevation) const;
 
 
      virtual double wet_mapping_function(double elevation) const;
 
 
      void setWeather();
 
 
      virtual void setWeather( const double& T,
                               const double& P,
                               const double& H )
      {}
 
 
      virtual void setWeather(const WxObservation& wx)
      {}
 
 
      virtual void setReceiverHeight(const double& ht);
 
 
      virtual void setReceiverLatitude(const double& lat);
 
 
      virtual void setDayOfYear(const int& doy);
 
 
      virtual void setDayOfYear(const CommonTime& time);
 
 
      virtual void setAllParameters( const CommonTime& time,
                                     const Position& rxPos );
 
 
   private:
      double NeillHeight;
      double NeillLat;
      int NeillDOY;
      bool validHeight;
      bool validLat;
      bool validDOY;
   };
 
}
#endif