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17 // $MpId: AliMpConstants.cxx,v 1.11 2006/05/24 13:58:29 ivana Exp $
20 // Class AliMpConstants
21 // --------------------
22 // Class for globally used constants definition.
23 // Included in AliRoot: 2003/05/02
24 // Authors: David Guez, Ivana Hrivnacova; IPN Orsay
26 #include "AliMpConstants.h"
32 ClassImp(AliMpConstants)
36 const Double_t AliMpConstants::fgkLengthTolerance = 1e-05; // 0.1 mum
37 const Double_t AliMpConstants::fgkLengthStep = 0.1; // 1 mm
38 const Int_t AliMpConstants::fgkStartPadIndex = 1;
39 const Int_t AliMpConstants::fgkNofChambers = 14;
40 const Int_t AliMpConstants::fgkNofTrackingChambers = 10;
41 const Int_t AliMpConstants::fgkNofGeomModules = 20;
42 const Int_t AliMpConstants::fgkNofLocalBoards = 234;
43 const Int_t AliMpConstants::fgkNonBendingManuMask(1<<10);
45 //_____________________________________________________________________________
46 AliMpConstants::AliMpConstants()
49 /// Default constructor
52 //_____________________________________________________________________________
53 AliMpConstants::~AliMpConstants()
58 //_____________________________________________________________________________
59 Bool_t AliMpConstants::IsEqual(Double_t length1, Double_t length2)
61 /// Compare lengths within the length tolerance.
63 return TMath::Abs(length1 - length2) < fgkLengthTolerance;
67 //_____________________________________________________________________________
68 Bool_t AliMpConstants::IsEqual(const TVector2& v1, const TVector2& v2)
70 /// Compare x, y vector coordinates within the length tolerance.
72 return ( TMath::Abs(v1.X() - v2.X())
73 + TMath::Abs(v1.Y() - v2.Y())) < 2.*fgkLengthTolerance;
76 //_____________________________________________________________________________
77 Int_t AliMpConstants::ManuMask(AliMp::PlaneType planeType)
79 /// The manuIDs get an offset if they are in the non-bending plane
81 return ( planeType == AliMp::kNonBendingPlane ) ? fgkNonBendingManuMask : 0;
84 //_____________________________________________________________________________
85 Int_t AliMpConstants::NofTriggerChambers()
87 /// Return number of trigger chambers
89 return fgkNofChambers - fgkNofTrackingChambers;