G4KDMap.hh

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//
// ********************************************************************
// * License and Disclaimer                                           *
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// * the Geant4 Collaboration.  It is provided  under  the terms  and *
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// * use.  Please see the license in the file  LICENSE  and URL above *
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// * This  code  implementation is the result of  the  scientific and *
// * technical work of the GEANT4 collaboration.                      *
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//
// Author: Mathieu Karamitros

// The code is developed in the framework of the ESA AO7146
//
// We would be very happy hearing from you, send us your feedback! :)
//
// In order for Geant4-DNA to be maintained and still open-source,
// article citations are crucial. 
// If you use Geant4-DNA chemistry and you publish papers about your software, 
// in addition to the general paper on Geant4-DNA:
//
// Int. J. Model. Simul. Sci. Comput. 1 (2010) 157–178
//
// we would be very happy if you could please also cite the following
// reference papers on chemistry:
//
// J. Comput. Phys. 274 (2014) 841-882
// Prog. Nucl. Sci. Tec. 2 (2011) 503-508 

#ifndef G4ITMAPROOM_HH
#define G4ITMAPROOM_HH

#include <map>
//#include <unordered_map>
#include <vector>
#include <deque>
#include <cmath>
#include <iostream>

class G4KDNode_Base;

class __1DSortOut
{
public :
  __1DSortOut(size_t dimension);
  __1DSortOut(const __1DSortOut& right);
  int GetDimension();
  G4KDNode_Base* GetMidle(size_t& /*G4KDNode_deque*/);

  std::deque<G4KDNode_Base*>::iterator Insert(G4KDNode_Base*);
  G4KDNode_Base* PopOutMiddle();
  void Sort();
  void Erase(std::deque<G4KDNode_Base*>::iterator &);
  size_t Size()
  {
    return fContainer.size();
  }

protected :
  struct sortOutNDim
  {
     sortOutNDim( size_t dimension)
     {
       fDimension = dimension;
     }
     bool operator() (G4KDNode_Base* const& lhs, G4KDNode_Base* const& rhs);
     size_t fDimension;
  };

  std::deque<G4KDNode_Base*> fContainer;
  sortOutNDim fSortOutNDim;
};

class G4KDMap
{
public:
  G4KDMap(size_t dimensions): fSortOut(dimensions, __1DSortOut(dimensions))
  {
        fIsSorted = false;
//        for(size_t i = 0 ; i < dimensions ; i++)
//        {
//            fSortOut[i] = new __1DSortOut(i);
//        }
  }

  void Insert(G4KDNode_Base* pos);
  void Sort();

  G4KDNode_Base* PopOutMiddle(size_t dimension);
  size_t GetDimension()
  {
      return fSortOut.size();
  }

  size_t GetSize()
  {
      return fMap.size();
  }

private:
  bool fIsSorted;
  std::vector<__1DSortOut> fSortOut;
  std::map<G4KDNode_Base*, std::vector<std::deque<G4KDNode_Base*>::iterator>> fMap;

  // A mettre directement dans G4KDNode
};


#endif // G4ITMAPROOM_HH