MeasureOfStraightLines.h

 
#if defined(MeasureOfStraightLines_RECURSES)
#error Recursive header files inclusion detected in MeasureOfStraightLines.h
#else // defined(MeasureOfStraightLines_RECURSES)
 
#define MeasureOfStraightLines_RECURSES
 
#if !defined MeasureOfStraightLines_h
 
#define MeasureOfStraightLines_h
 
// Inclusions
#include <iostream>
#include <vector>
#include "DGtal/base/Common.h"
 
namespace DGtal 
{
  
  // class MeasureOfStraightLines
  class MeasureOfStraightLines
  {
    // ----------------------- Standard services ------------------------------
  public:
 
    MeasureOfStraightLines();
 
 
 
    ~MeasureOfStraightLines();
 
    // ----------------------- Interface --------------------------------------
  public:
 
    void selfDisplay( std::ostream & out ) const;
 
    bool isValid() const;
 
 
    double computeMeasure(const std::vector<double> &a,const std::vector<double> &b);
 
    
    double computeCentroidA(const std::vector<double> &a,const std::vector<double> &b);
 
    
    double computeCentroidB(const std::vector<double> &a,const std::vector<double> &b);
 
 
    void setEpsilon(const double aValue);
    
 
    // ------------------------- Protected Datas ------------------------------
  private:
    // ------------------------- Private Datas --------------------------------
  private:
    double myEpsilon;
 
    // ------------------------- Hidden services ------------------------------
  protected:
 
  private:
 
    MeasureOfStraightLines( const MeasureOfStraightLines & other );
 
    MeasureOfStraightLines & operator=( const MeasureOfStraightLines & other );
    
  
    // ------------------------- Internals ------------------------------------
  private:
 
    double computeMeasureEdge ( double a0,double b0, double a1, double b1 );
 
    double computeCentroidEdge_a ( double a0,double b0, double a1, double b1 );
 
    double computeCentroidEdge_b ( double a0,double b0, double a1, double b1 );
    
    double __computeCentroidTriApprox_b ( double a0, double b0,double a1,double b1 );
    
    double  __computeCentroidEdgeApprox_b ( double a0, double b0,double a1,double b1 );
 
 
    double __computeCentroidSquare_b ( double x1, double y1, double x2,double y2 );
 
 
    int sign ( const double a );
     
 
 
  }; // end of class MeasureOfStraightLines
 
 
  std::ostream&
  operator<<( std::ostream & out, const MeasureOfStraightLines & object );
 
  
} // namespace DGtal
 
 
// Includes inline functions/methods if necessary.
#include "DGtal/math/MeasureOfStraightLines.ih"
 
//                                                                           //
 
#endif // !defined MeasureOfStraightLines_h
 
#undef MeasureOfStraightLines_RECURSES
#endif // else defined(MeasureOfStraightLines_RECURSES)