Triple.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
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//  any later version.
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//  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
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//  rights to use, duplicate, distribute, disclose, or release this software.
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//  Pursuant to DoD Directive 523024
//
//  DISTRIBUTION STATEMENT A: This software has been approved for public
//                            release, distribution is unlimited.
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//==============================================================================
 
#ifndef GNSSTK_TRIPLE_HPP
#define GNSSTK_TRIPLE_HPP
 
#include <valarray>
#include <vector>
#include "Exception.hpp"
#include "Vector.hpp"
 
namespace gnsstk
{
 
   NEW_EXCEPTION_CLASS(GeometryException, gnsstk::Exception);
 
 
 
   class Triple
   {
   public:
      Triple();
 
      Triple(const Triple& right);
 
      Triple(double a,
             double b,
             double c);
 
      virtual ~Triple() {}
 
      Triple& operator=(const Triple& right);
 
      Triple& operator=(const std::valarray<double>& right);
 
 
      Vector<double> toVector();
 
 
      std::vector<double> toStdVector();
 
      double dot(const Triple& right) const
         noexcept;
 
      Triple cross(const Triple& right) const
         noexcept;
 
      double mag() const
         noexcept;
 
      Triple unitVector() const;
 
      double cosVector(const Triple& right) const;
 
      double slantRange(const Triple& right) const
         noexcept;
 
      double elvAngle(const Triple& right) const;
 
      double azAngle(const Triple& right) const;
 
      Triple R1(const double& angle) const
         noexcept;
 
 
      Triple R2(const double& angle) const
         noexcept;
 
 
      Triple R3(const double& angle) const
         noexcept;
 
      double& operator[](const size_t index)
      { return theArray[index]; }
 
      double operator[](const size_t index) const
      { return theArray[index]; }
 
 
      bool operator== (const Triple& right) const ;
 
 
      Triple operator-(const Triple& right) const ;
 
      Triple operator+(const Triple& right) const ;
 
      friend Triple operator*(double scale, const Triple& rhs);
 
      friend Triple operator*(const Triple& rhs, double left)
         { return operator*(left,rhs); }
 
      size_t size(void) const
      { return theArray.size(); }
 
      friend std::ostream& operator<<(std::ostream& s,
                                      const gnsstk::Triple& v);
 
      std::valarray<double> theArray;
 
   }; // class Triple
 
 
} // namespace gnsstk
 
 
#endif