3 /* Copyright(c) 1998-1999, ALICE Experiment at CERN, All rights reserved. *
4 * See cxx source for full Copyright notice */
10 class AliMagFC : public AliMagF
12 //Alice Constant Magnetic Field
16 AliMagFC(const char *name, const char *title, const Int_t integ,
17 const Float_t factor, const Float_t fmax);
18 virtual ~AliMagFC() {}
19 virtual void Field(Float_t *x, Float_t *b);
20 virtual void ReadField() {}
21 virtual void ZDCField(Float_t *x, Float_t *b);
22 ClassDef(AliMagFC,1) //Class for all Alice Constant MagField
26 //ZDC part -------------------------------------------------------------------
28 // ************************ LHC optics v6.4 *****************************
29 static const Float_t kG1=20.443;
30 static const Float_t kFDIP=-37.85;
31 static const Float_t kFCORN2=-9.6979;
33 // ZBEG Beginning of the inner triplet
34 // D1BEG Beginning of separator dipole 1
35 // D2BEG Beginning of separator dipole 2
36 // CORBEG Corrector dipole beginning (because of dimuon arm)
38 static const Float_t kCORBEG2 = -1972.5,kCOREND2 = kCORBEG2 - 153., kCOR2RA2 = 4.5 * 4.5;
40 static const Float_t kZBEG = -2296.5;
41 static const Float_t kZ1BEG = kZBEG + 0., kZ1END = kZ1BEG - 637.,kZ1RA2 = 3.5 * 3.5;
42 static const Float_t kZ2BEG = kZBEG - 908.5, kZ2END = kZ2BEG - 550.,kZ2RA2 = 3.5 * 3.5;
43 static const Float_t kZ3BEG = kZBEG - 1558.5, kZ3END = kZ3BEG - 550.,kZ3RA2 = 3.5 * 3.5;
44 static const Float_t kZ4BEG = kZBEG - 2430., kZ4END = kZ4BEG - 637.,kZ4RA2 = 3.5 * 3.5;
45 static const Float_t kD1BEG = - 5838.3 ,kD1END = kD1BEG - 945., kD1RA2 = 4.5 * 4.5;
46 static const Float_t kD2BEG = - 12167.8 ,kD2END = kD2BEG - 945., kD2RA2 = 4.5 * 4.5;
48 static const Float_t kXCEN1D2 = -9.7 ,kYCEN1D2 = 0.;
49 static const Float_t kXCEN2D2 = 9.7 ,kYCEN2D2 = 0.;
51 //ZDC part -------------------------------------------------------------------