FM1DMagnetoStatic.h

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#ifndef CLASSIC_FIELDMAP1DMAGNETOSTATIC_HH
#define CLASSIC_FIELDMAP1DMAGNETOSTATIC_HH

#include "Fields/Fieldmap.h"

class _FM1DMagnetoStatic: public _Fieldmap {

public:
    virtual ~_FM1DMagnetoStatic();

    virtual bool getFieldstrength(const Vector_t &R, Vector_t &E, Vector_t &B) const;
    virtual void getFieldDimensions(double &zBegin, double &zEnd) const;
    virtual void getFieldDimensions(double &xIni, double &xFinal,
                                    double &yIni, double &yFinal,
                                    double &zIni, double &zFinal) const;
    virtual bool getFieldDerivative(const Vector_t &R, Vector_t &E,
                                    Vector_t &B, const DiffDirection &dir) const;
    virtual void swap();
    virtual void getInfo(Inform *);
    virtual double getFrequency() const;
    virtual void setFrequency(double freq);

    virtual bool isInside(const Vector_t &r) const;
private:
    _FM1DMagnetoStatic(const std::string& filename);

    static FM1DMagnetoStatic create(const std::string& filename);

    virtual void readMap();
    virtual void freeMap();

    bool checkFileData(std::ifstream &fieldFile, bool parsingPassed);
    void computeFieldOffAxis(const Vector_t &R, Vector_t &E, Vector_t &B,
                             std::vector<double> fieldComponents) const;
    void computeFieldOnAxis(double z,
                            std::vector<double> &fieldComponents) const;
    void computeFourierCoefficients(double maxEz, double fieldData[]);
    void convertHeaderData();
    double readFileData(std::ifstream &fieldFile, double fieldData[]);
    bool readFileHeader(std::ifstream &fieldFile);
    void stripFileHeader(std::ifstream &fieldFile);

    double rBegin_m;                        
    double rEnd_m;                          
    double zBegin_m;                        
    double zEnd_m;                          
    double length_m;                        
    int numberOfGridPoints_m;               

    int accuracy_m;                         
    std::vector<double> fourierCoefs_m;     

    friend class _Fieldmap;
};

inline bool _FM1DMagnetoStatic::isInside(const Vector_t &r) const
{
    return r(2) >= zBegin_m && r(2) < zEnd_m;
}

using FM1DMagnetoStatic = std::shared_ptr<_FM1DMagnetoStatic>;

#endif