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17 // $MpId: AliMpConstants.cxx,v 1.11 2006/05/24 13:58:29 ivana Exp $
20 //-----------------------------------------------------------------------------
21 // Class AliMpConstants
22 // --------------------
23 // Class for globally used constants definition.
24 // Included in AliRoot: 2003/05/02
25 // Authors: David Guez, Ivana Hrivnacova; IPN Orsay
26 //-----------------------------------------------------------------------------
28 #include "AliMpConstants.h"
34 ClassImp(AliMpConstants)
38 const Double_t AliMpConstants::fgkLengthTolerance = 1e-05; // 0.1 mum
39 const Double_t AliMpConstants::fgkLengthStep = 0.1; // 1 mm
40 const Int_t AliMpConstants::fgkStartPadIndex = 1;
41 const Int_t AliMpConstants::fgkNofCathodes = 2;
42 const Int_t AliMpConstants::fgkNofChambers = 14;
43 const Int_t AliMpConstants::fgkNofTrackingChambers = 10;
44 const Int_t AliMpConstants::fgkNofGeomModules = 20;
45 const Int_t AliMpConstants::fgkNofLocalBoards = 234;
46 const Int_t AliMpConstants::fgkNonBendingManuMask(1<<10);
47 const Int_t AliMpConstants::fgkManuNofChannels(64);
48 const Int_t AliMpConstants::fgkLocalBoardNofChannels(16);
50 //_____________________________________________________________________________
51 AliMpConstants::AliMpConstants()
54 /// Default constructor
57 //_____________________________________________________________________________
58 AliMpConstants::~AliMpConstants()
63 //_____________________________________________________________________________
64 Bool_t AliMpConstants::IsEqual(Double_t length1, Double_t length2)
66 /// Compare lengths within the length tolerance.
68 return TMath::Abs(length1 - length2) < fgkLengthTolerance;
72 //_____________________________________________________________________________
73 Bool_t AliMpConstants::IsEqual(const TVector2& v1, const TVector2& v2)
75 /// Compare x, y vector coordinates within the length tolerance.
77 return ( TMath::Abs(v1.X() - v2.X())
78 + TMath::Abs(v1.Y() - v2.Y())) < 2.*fgkLengthTolerance;
81 //_____________________________________________________________________________
82 Int_t AliMpConstants::ManuMask(AliMp::PlaneType planeType)
84 /// The manuIDs get an offset if they are in the non-bending plane
86 return ( planeType == AliMp::kNonBendingPlane ) ? fgkNonBendingManuMask : 0;
89 //_____________________________________________________________________________
90 Int_t AliMpConstants::NofTriggerChambers()
92 /// Return number of trigger chambers
94 return fgkNofChambers - fgkNofTrackingChambers;