ConstantUnidirectionalMagneticField.h

#ifndef CONSTANTUNIDIRECTIONALMAGNETICFIELD_H
#define CONSTANTUNIDIRECTIONALMAGNETICFIELD_H 1

// stl
#include <string>
#include <vector>

// CLHEP

// MarlinTPC
#include "Field.h"

namespace EVENT {

        class LCCollection;
}

namespace marlintpc {

class ConstantUnidirectionalMagneticField: public Field {

public:
        ConstantUnidirectionalMagneticField();

        virtual ~ConstantUnidirectionalMagneticField();

        virtual Field *new_field( void );

        virtual bool construct( EVENT::LCCollection * );

        CLHEP::Hep3Vector get_field_value( const CLHEP::Hep3Vector & );

        std::string get_typename();

        struct FieldMapEntry {

                double _z_min;
                double _z_max;
                double _r_min;
                double _r_max;

                double _field_x;
                double _field_y;
                double _field_z;
        };

protected:

private:

        std::vector<FieldMapEntry> _field_map;
};

} // namespace marlintpc

#endif // CONSTANTUNIDIRECTIONALMAGNETICFIELD_H