1 /* Copyright(c) 1998-1999, ALICE Experiment at CERN, All rights reserved. *
2 * See cxx source for full Copyright notice */
5 // $MpId: AliMpConstants.h,v 1.11 2006/05/24 13:58:07 ivana Exp $
8 /// \class AliMpConstants
9 /// \brief Globally used constants definition.
11 /// \author David Guez, Ivana Hrivnacova; IPN Orsay
13 #ifndef ALI_MP_CONSTANTS_H
14 #define ALI_MP_CONSTANTS_H
17 #include "AliMpPlaneType.h"
21 class AliMpConstants : public TObject
25 virtual ~AliMpConstants();
27 // static compare methods
28 static Bool_t IsEqual(Double_t length1, Double_t length2);
29 static Bool_t IsEqual(const TVector2& v1, const TVector2& v2);
32 static Double_t LengthTolerance();
33 static Double_t LengthStep();
34 static Int_t StartPadIndex();
35 static Int_t NofChambers();
36 static Int_t NofTrackingChambers();
37 static Int_t NofGeomModules();
38 static Int_t ManuMask(AliMp::PlaneType planeType);
41 /// unused derived functions
42 virtual Bool_t IsEqual(const TObject*) const { return true; }
44 // static data members
45 static const Double_t fgkLengthTolerance;///< the length precision for tests
46 static const Double_t fgkLengthStep; ///< \brief the step in length used to move from
47 /// a geometric border inside (pad, motif)
48 static const Int_t fgkStartPadIndex; ///< global pad indices start value
49 static const Int_t fgkNofChambers; ///< number of chambers
50 static const Int_t fgkNofTrackingChambers; ///< number of tracking chambers
51 static const Int_t fgkNofGeomModules; ///< number of geometry modules
52 static const Int_t fgkNonBendingManuMask; ///< bit to set to indicate a manu located in non-bending plane
54 ClassDef(AliMpConstants,4) //Class for globally used constants definition
59 /// Return the length precision for tests
60 inline Double_t AliMpConstants::LengthTolerance() { return fgkLengthTolerance;}
61 /// Return the step in length used to move from a geometric border
62 inline Double_t AliMpConstants::LengthStep() { return fgkLengthStep;}
63 /// Return global pad indices start value
64 inline Int_t AliMpConstants::StartPadIndex() { return fgkStartPadIndex;}
65 /// Return number of chambers
66 inline Int_t AliMpConstants::NofChambers() { return fgkNofChambers;}
67 /// Return number of tracking chambers
68 inline Int_t AliMpConstants::NofTrackingChambers() { return fgkNofTrackingChambers;}
69 /// Return number of geometry modules
70 inline Int_t AliMpConstants::NofGeomModules() { return fgkNofGeomModules;}
72 #endif //ALI_MP_CONSTANTS_H