InHalfPlaneBy2x2DetComputer.h

#pragma once

#if defined(InHalfPlaneBy2x2DetComputer_RECURSES)
#error Recursive header files inclusion detected in InHalfPlaneBy2x2DetComputer.h
#else // defined(InHalfPlaneBy2x2DetComputer_RECURSES)

#define InHalfPlaneBy2x2DetComputer_RECURSES

#if !defined InHalfPlaneBy2x2DetComputer_h

#define InHalfPlaneBy2x2DetComputer_h

// Inclusions
#include <array>
#include <iostream>
#include "DGtal/base/Common.h"

#include "DGtal/geometry/tools/determinant/C2x2DetComputer.h"

namespace DGtal
{

  // template class InHalfPlaneBy2x2DetComputer
  template <typename TPoint, typename TDetComputer>
  class InHalfPlaneBy2x2DetComputer
  {
    // ----------------------- Types  ------------------------------------
  public:

    typedef TPoint Point; 

    typedef std::array<Point,2> PointArray;
    typedef typename PointArray::size_type SizeArray; 
    static const SizeArray size = 2;

    typedef TDetComputer DetComputer; 
    BOOST_CONCEPT_ASSERT(( C2x2DetComputer<DetComputer> )); 

    typedef typename TDetComputer::ArgumentInteger ArgumentInteger;

    typedef typename TDetComputer::ResultInteger Value; 

    // ----------------------- Standard services ------------------------------
  public:


    // ----------------------- Interface --------------------------------------
  public:

    void init(const Point& aP, const Point& aQ);

    void init(const PointArray& aA);

    Value operator()(const Point& aR) const;

    void selfDisplay ( std::ostream & out ) const;

    bool isValid() const;

    // ------------------------- Protected Datas ------------------------------
  private:
    // ------------------------- Private Datas --------------------------------
  private:


    // ------------------------- Internals ------------------------------------
  private:
    ArgumentInteger myA, myB; 
    mutable DetComputer myDetComputer; 

  }; // end of class InHalfPlaneBy2x2DetComputer


  template <typename TPoint, typename TDetComputer>
  std::ostream&
  operator<< ( std::ostream & out, const InHalfPlaneBy2x2DetComputer<TPoint, TDetComputer> & object );

} // namespace DGtal


// Includes inline functions.
#include "DGtal/geometry/tools/determinant/InHalfPlaneBy2x2DetComputer.ih"

//                                                                           //

#endif // !defined InHalfPlaneBy2x2DetComputer_h

#undef InHalfPlaneBy2x2DetComputer_RECURSES
#endif // else defined(InHalfPlaneBy2x2DetComputer_RECURSES)