/data/refman/pasoursint/CMSSW_5_3_0/src/MagneticField/ParametrizedEngine/plugins/TkBfield.h

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#ifndef ParametrizedEngine_TkBfield_h
#define ParametrizedEngine_TkBfield_h

#include <vector>
#include <string>

namespace magfieldparam {
  class TkBfield 
  {
  public:

    TkBfield (std::string T="3_8T");  

    ~TkBfield() {}

    void getBxyz(double const  * __restrict__ x, double * __restrict__ Bxyz) const; 
    void getBrfz(double const  * __restrict__ x, double * __restrict__ Brfz) const;

  private:
    double prm[9];
    double ap2, hb0, hlova, ainv,coeff;
    void Bcyl(double r, double z, double * __restrict__ Bw) const;
  };
}

#endif