BmnMultiField.h

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#ifndef BMNMULTIMAP_H
#define BMNMULTIMAP_H 1
 
#include "FairField.h"
#include "TObjArray.h"
 
#include <map>
 
class BmnRegion;
class BmnMultiFieldPar;
 
class BmnMultiField : public FairField
{
  public:
    /** Default constructor **/
    BmnMultiField();
    /** Constructor from MpdFieldPar **/
    BmnMultiField(BmnMultiFieldPar* fieldPar);
    /** Destructor **/
    virtual ~BmnMultiField();
 
    /** Initialisation (read map from file) **/
    void Init();
 
    /**Adding a field to the collection*/
    void AddField(FairField* field);
 
    TObjArray* GetFieldList() { return fMaps; }
 
    /** Get the field components at a certain point
     ** @param x,y,z     Point coordinates (global) [cm]
     ** @value Bx,By,Bz  Field components [kG]
     **/
    virtual Double_t GetBx(Double_t x, Double_t y, Double_t z);
    virtual Double_t GetBy(Double_t x, Double_t y, Double_t z);
    virtual Double_t GetBz(Double_t x, Double_t y, Double_t z);
 
    void GetFieldValue(const Double_t point[3], Double_t* bField);
 
    /** Screen output **/
    virtual void Print(Option_t*) const;
 
  protected:
    TObjArray* fMaps;
    Int_t fNoOfMaps;
    std::map<BmnRegion*, FairField*> fFieldMaps;   //!
 
    ClassDef(BmnMultiField, 1)
};
 
#endif