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aee8290b | 1 | #ifndef ALIMAGFDM_H |
2 | #define ALIMAGFDM_H | |
3 | /* Copyright(c) 1998-1999, ALICE Experiment at CERN, All rights reserved. * | |
4 | * See cxx source for full Copyright notice */ | |
5 | ||
6 | /* $Id$ */ | |
7 | ||
8 | #include "AliMagF.h" | |
9 | // | |
10 | class AliMagFDM : public AliMagF | |
11 | { | |
12 | //Alice Magnetic Field:Magnetic field map from IP to muon filter for Muon arm | |
13 | ||
14 | public: | |
15 | AliMagFDM(){} | |
d8408e76 | 16 | AliMagFDM(const char *name, const char *title, const Int_t integ, |
17 | const Float_t factor, const Float_t fmax); | |
aee8290b | 18 | virtual ~AliMagFDM(){} |
19 | virtual void Field(Float_t *x, Float_t *b); | |
20 | virtual void ReadField(); | |
4cc8933f | 21 | virtual void SetSolenoidField(Float_t field = 2.) {fSolenoid = field;} |
aee8290b | 22 | |
e678332c | 23 | Int_t FZ(Double_t u, Float_t *Ar, Float_t du, Int_t ki, Int_t nu); |
24 | Double_t Ba(Int_t kai, Double_t za1, Double_t za2, Double_t al1, Double_t al2, Double_t al3, Int_t ka, Int_t ma); | |
25 | Double_t Bb(Double_t z1, Double_t z2, Double_t y1, Double_t y2, Double_t x1, Double_t x2, Int_t kvr, Int_t k, Int_t l, Int_t m); | |
aee8290b | 26 | |
27 | ||
28 | protected: | |
29 | ||
30 | // | |
4cc8933f | 31 | Float_t fSolenoid; // Solenoid Field Strength |
803c9752 | 32 | Int_t fInd; // Character number of validity Map region |
aee8290b | 33 | |
803c9752 | 34 | Float_t fZmin; // Start of the cartesian part of MAP in z |
35 | Float_t fZmax; // End of Map in z | |
36 | Float_t fYmax; // Start of the cartesian part of MAP in y | |
37 | Float_t fYmin; // End of the cartesian part of MAP in y | |
38 | Float_t fZpmx; // End of the polar part of MAP in z | |
39 | Float_t fZpmn; // Start of the polar part of MAP in z | |
40 | Float_t fRmax; // Maximal radius of the polar part of MAP | |
41 | Float_t fRmin; // Minimal radius of the polar part of MAP | |
aee8290b | 42 | |
43 | ||
803c9752 | 44 | Float_t fXdel; // step in x - cartesian part of MAP |
45 | Float_t fYdel; // step in y - cartesian part of MAP | |
46 | Float_t fZdel; // step in z - cartesian part of MAP | |
aee8290b | 47 | |
803c9752 | 48 | Float_t fRdel; // step in r - polar part of MAP |
49 | Float_t fPhid; // step in Phi - polar part of MAP | |
50 | Float_t fZpdl; // step in z - polar part of MAP | |
aee8290b | 51 | |
803c9752 | 52 | Float_t fCx1; // Field constant |
53 | Float_t fCx2; // Field constant | |
54 | Float_t fAx1; // Field constant | |
55 | Float_t fAx2; // Field constant | |
aee8290b | 56 | |
803c9752 | 57 | Float_t fZc[81]; // z coordinates in cartesian part |
58 | Float_t fY[81]; // y coordinates in cartesian part | |
59 | Float_t fBcx[81][81][44]; // Bx array for cartesian part | |
60 | Float_t fBcy[81][81][44]; // By array for cartesian part | |
61 | Float_t fBcz[81][81][44]; // Bz array for cartesian part | |
aee8290b | 62 | |
803c9752 | 63 | Float_t fZp[51]; // z coordinates in polar part |
64 | Float_t fR[10]; // r coordinates in polar part | |
65 | Float_t fPhi[33]; // Phi coordinates in polar part | |
aee8290b | 66 | |
803c9752 | 67 | Float_t fBpx[51][10][33]; // Bx array for polar part |
68 | Float_t fBpy[51][10][33]; // By array for polar part | |
69 | Float_t fBpz[51][10][33]; // Bx array for polar part | |
70 | Float_t fB[2][2][32]; // Limits of field | |
aee8290b | 71 | |
803c9752 | 72 | Int_t fXl; // Number steps in x for cartesian part |
73 | Int_t fYl; // Number steps in y for cartesian par | |
74 | Int_t fZl; // Number steps in z for cartesian part | |
aee8290b | 75 | |
803c9752 | 76 | Int_t fRn; // Number steps in r for polar part |
77 | Int_t fPhin; // Number steps in Phi for polar part | |
78 | Int_t fZpl; // Number steps in z for polar part | |
aee8290b | 79 | |
80 | ||
81 | ClassDef(AliMagFDM,1) //Class Magnetic field map from IP till muon filter | |
82 | }; | |
83 | ||
84 | #endif |