.. _program_listing_file_include_gwmodelpp_spatialweight_OneDimDistance.h:

Program Listing for File OneDimDistance.h
=========================================

|exhale_lsh| :ref:`Return to documentation for file <file_include_gwmodelpp_spatialweight_OneDimDistance.h>` (``include/gwmodelpp/spatialweight/OneDimDistance.h``)

.. |exhale_lsh| unicode:: U+021B0 .. UPWARDS ARROW WITH TIP LEFTWARDS

.. code-block:: cpp

   #ifndef ONEDIMDISTANCE_H
   #define ONEDIMDISTANCE_H
   
   #include "Distance.h"
   
   namespace gwm
   {
   
   class OneDimDistance : public Distance
   {
   public:
   
       struct Parameter : public Distance::Parameter
       {
           arma::vec focusPoints;    
           arma::vec dataPoints;     
   
           Parameter(const arma::vec& fp, const arma::vec& dp) : Distance::Parameter()
               , focusPoints(fp)
               , dataPoints(dp)
           {
               total = fp.n_rows;
           }
       };
   
   public:
   
       static arma::vec AbstractDistance(const double& out_loc, const arma::vec& in_locs)
       {
           // arma::vec d = abs(in_locs - out_loc);
           // d.print("d");
           return abs(in_locs - out_loc);
       }
   
   public:
   
       OneDimDistance();
   
       explicit OneDimDistance(bool isGeographic);
   
       OneDimDistance(const OneDimDistance& distance);
   
       virtual Distance * clone() const override
       {
           return new OneDimDistance(*this);
       }
   
       DistanceType type() override { return DistanceType::OneDimDistance; }
   
   public:
   
       virtual void makeParameter(std::initializer_list<DistParamVariant> plist) override;
   
       virtual arma::vec distance(arma::uword focus) override;
   
       arma::vec noAbsdistance(arma::uword focus);
   
       virtual double maxDistance() override;
       virtual double minDistance() override;
   
   protected:
       std::unique_ptr<Parameter> mParameter = nullptr;  
   };
   
   }
   
   #endif // ONEDIMDISTANCE_H