GFField.h

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#ifndef _GFFIELD_H
#define _GFFIELD_H
 
#include <GenFit/AbsBField.h>
#include <TVector3.h>
 
#include <phfield/PHField.h>
 
namespace SQGenFit
{
class GFField: public genfit::AbsBField
{
public:
  GFField(const PHField* field);
  virtual ~GFField() {}
 
  TVector3 get(const TVector3& pos) const;
  void get(const double& posX, const double& posY, const double& posZ, double& Bx, double& By, double& Bz) const;
 
  void setScale(double scale   = 1.) { _scale = scale; }
  void setOffset(double offset = 0.) { _offset = offset; }
  void disable() { _disable = true; }
 
private:
  const PHField* _field;
  double _scale;
  double _offset;
  bool   _disable;
 
};
}
 
#endif