1 /**************************************************************************
2 * Copyright(c) 1998-1999, ALICE Experiment at CERN, All rights reserved. *
4 * Author: The ALICE Off-line Project. *
5 * Contributors are mentioned in the code where appropriate. *
7 * Permission to use, copy, modify and distribute this software and its *
8 * documentation strictly for non-commercial purposes is hereby granted *
9 * without fee, provided that the above copyright notice appears in all *
10 * copies and that both the copyright notice and this permission notice *
11 * appear in the supporting documentation. The authors make no claims *
12 * about the suitability of this software for any purpose. It is *
13 * provided "as is" without express or implied warranty. *
14 **************************************************************************/
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::fgkNCh = 14;
40 const Int_t AliMpConstants::fgkNonBendingManuMask(1<<10);
42 //_____________________________________________________________________________
43 AliMpConstants::AliMpConstants()
46 /// Default constructor
49 //_____________________________________________________________________________
50 AliMpConstants::~AliMpConstants()
55 //_____________________________________________________________________________
56 Bool_t AliMpConstants::IsEqual(Double_t length1, Double_t length2)
58 /// Compare lengths within the length tolerance.
60 return TMath::Abs(length1 - length2) < fgkLengthTolerance;
64 //_____________________________________________________________________________
65 Bool_t AliMpConstants::IsEqual(const TVector2& v1, const TVector2& v2)
67 /// Compare x, y vector coordinates within the length tolerance.
69 return ( TMath::Abs(v1.X() - v2.X())
70 + TMath::Abs(v1.Y() - v2.Y())) < 2.*fgkLengthTolerance;
73 //_____________________________________________________________________________
75 AliMpConstants::ManuMask(AliMpPlaneType planeType)
78 // The manuIDs get an offset if they are in the non-bending plane
80 return ( planeType == kNonBendingPlane ) ? fgkNonBendingManuMask : 0;