3 /* Copyright(c) 1998-1999, ALICE Experiment at CERN, All rights reserved. *
4 * See cxx source for full Copyright notice */
9 // Magnetic field composed by 3 maps: the L3 magnet, extended region, and
11 // Author: Andreas Morsch <andreas.morsch@cern.ch>
17 class AliMagFMaps : public AliMagFC
19 //Alice Magnetic Field with constant mesh
22 enum constants {k2kG, k4kG, k5kG};
24 AliMagFMaps(const char *name, const char *title, Int_t integ,
25 Float_t factor, Float_t fmax, Int_t map = k2kG,
27 AliMagFMaps(const AliMagFMaps &mag);
28 virtual ~AliMagFMaps();
29 virtual void Field(const float *x, float *b) const;
30 virtual void Field(const double *x, double *b) const;
31 AliFieldMap* FieldMap(Int_t i) {return fFieldMap[i];}
32 virtual void ReadField();
33 virtual Float_t SolenoidField() const;
34 virtual void SetL3ConstField(Int_t flag = 0) {fL3Option = flag;}
35 virtual void SetL3ConstField(Float_t bsol, Int_t flag = 0)
36 {fL3Option = flag; fSolenoidUser = bsol;}
38 AliMagFMaps & operator=(const AliMagFMaps &magf)
39 {magf.Copy(*this); return *this;}
42 void Copy(TObject &magf) const;
44 AliFieldMap* fFieldMap[3]; // Field maps
45 Float_t fSolenoid; // Solenoid field setting
46 Float_t fSolenoidUser; // User set solenoid field setting
47 Int_t fL3Option; // Option for field inside L3
48 ClassDef(AliMagFMaps,4) // Class for all Alice MagField using three Maps with Constant Mesh