/* $Id$ */
+//-------------------------------------------------------------------------
+// Constant magnetic field class
+// Used by AliRun class
+// Author:
+//-------------------------------------------------------------------------
+
#include "AliMagF.h"
class AliMagFC : public AliMagF
public:
AliMagFC(){}
- AliMagFC(const char *name, const char *title, const Int_t integ,
- const Float_t factor, const Float_t fmax);
+ AliMagFC(const char *name, const char *title, Int_t integ,
+ Float_t factor, Float_t fmax);
virtual ~AliMagFC() {}
- virtual void Field(Float_t *x, Float_t *b);
+ virtual void Field(Float_t *x, Float_t *b) const;
virtual void ReadField() {}
-
+ virtual void ZDCField(Float_t *x, Float_t *b) const;
ClassDef(AliMagFC,1) //Class for all Alice Constant MagField
};
+
+//ZDC part -------------------------------------------------------------------
+
+// ************************ LHC optics v6.5 *****************************
+static const Float_t kG1=20.757;
+static const Float_t kFDIP=-37.866;
+static const Float_t kFCORN2=-9.6979;
+//
+// ZBEG Beginning of the inner triplet
+// D1BEG Beginning of separator dipole 1
+// D2BEG Beginning of separator dipole 2
+// CORBEG Corrector dipole beginning (because of dimuon arm)
+//
+static const Float_t kCORBEG2 = -1972.5,kCOREND2 = kCORBEG2 - 153., kCOR2RA2 = 4.5 * 4.5;
+//
+static const Float_t kZBEG = -2296.5;
+static const Float_t kZ1BEG = kZBEG + 0., kZ1END = kZ1BEG - 637.,kZ1RA2 = 3.5 * 3.5;
+static const Float_t kZ2BEG = kZBEG - 908.5, kZ2END = kZ2BEG - 550.,kZ2RA2 = 3.5 * 3.5;
+static const Float_t kZ3BEG = kZBEG - 1558.5, kZ3END = kZ3BEG - 550.,kZ3RA2 = 3.5 * 3.5;
+static const Float_t kZ4BEG = kZBEG - 2430., kZ4END = kZ4BEG - 637.,kZ4RA2 = 3.5 * 3.5;
+static const Float_t kD1BEG = - 5838.3 ,kD1END = kD1BEG - 945., kD1RA2 = 4.5 * 4.5;
+static const Float_t kD2BEG = - 12167.8 ,kD2END = kD2BEG - 945., kD2RA2 = 4.5 * 4.5;
+//
+static const Float_t kXCEN1D2 = -9.7 ,kYCEN1D2 = 0.;
+static const Float_t kXCEN2D2 = 9.7 ,kYCEN2D2 = 0.;
+
+//ZDC part -------------------------------------------------------------------
+
#endif