stretchZone.h

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//
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#ifndef STRETCHZONE_H
#define STRETCHZONE_H
 
#include <vector>
#include <string>

 
class stretchZone
{
  public:
    //
    //          size of reference cell and progression factor applied to reference cell.
    //          Store data needed to apply stretching later.
    //                        and value greater than 1. mesh coarsening.
    stretchZone(double startAt, double endtAt, double factor, double refCellSize, std::string refCellPos);
    virtual ~stretchZone();
 
    int stretching(std::vector<double>& dX, std::vector<double>& posX);
 
    static int verifyStretching(std::vector<stretchZone>& tabStretch, const double l, std::string fileName = "");
 
    // Accessors
    const int& getNumberCells() const { return m_numberCells; };
 
  private:
    double m_startAt;         
    double m_endAt;           
    double m_factor;          
    double m_refCellSize;     
    int m_numberCells;        
    std::string m_refCellPos; 
 
    int32_t safe_round_to_int32(double x) const;
    void factorCorrection(double l);
};
 
#endif // STRETCHZONE_H