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dee1d5f1 | 1 | /************************************************************************** |
2 | * Copyright(c) 1998-1999, ALICE Experiment at CERN, All rights reserved. * | |
3 | * * | |
4 | * Author: The ALICE Off-line Project. * | |
5 | * Contributors are mentioned in the code where appropriate. * | |
6 | * * | |
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 | **************************************************************************/ | |
15 | ||
5f91c9e8 | 16 | // $Id$ |
13985652 | 17 | // $MpId: AliMpConstants.cxx,v 1.11 2006/05/24 13:58:29 ivana Exp $ |
5f91c9e8 | 18 | // Category: basic |
19 | // | |
20 | // Class AliMpConstants | |
21 | // -------------------- | |
22 | // Class for globally used constants definition. | |
dbe945cc | 23 | // Included in AliRoot: 2003/05/02 |
5f91c9e8 | 24 | // Authors: David Guez, Ivana Hrivnacova; IPN Orsay |
25 | ||
5f91c9e8 | 26 | #include "AliMpConstants.h" |
27 | ||
d08b9187 | 28 | #include <TMath.h> |
29 | #include <TVector2.h> | |
5f91c9e8 | 30 | |
13985652 | 31 | /// \cond CLASSIMP |
32 | ClassImp(AliMpConstants) | |
33 | /// \endcond | |
34 | ||
5f91c9e8 | 35 | // static data |
d08b9187 | 36 | const Double_t AliMpConstants::fgkLengthTolerance = 1e-05; // 0.1 mum |
37 | const Double_t AliMpConstants::fgkLengthStep = 0.1; // 1 mm | |
5f91c9e8 | 38 | const Int_t AliMpConstants::fgkStartPadIndex = 1; |
185ce53f | 39 | const Int_t AliMpConstants::fgkNofChambers = 14; |
6061eac6 | 40 | const Int_t AliMpConstants::fgkNofTrackingChambers = 10; |
185ce53f | 41 | const Int_t AliMpConstants::fgkNofGeomModules = 20; |
fa09302e | 42 | const Int_t AliMpConstants::fgkNofLocalBoards = 234; |
e6dae1c4 | 43 | const Int_t AliMpConstants::fgkNonBendingManuMask(1<<10); |
d08b9187 | 44 | |
5f91c9e8 | 45 | //_____________________________________________________________________________ |
46 | AliMpConstants::AliMpConstants() | |
dee1d5f1 | 47 | : TObject() |
48 | { | |
49 | /// Default constructor | |
5f91c9e8 | 50 | } |
51 | ||
52 | //_____________________________________________________________________________ | |
dee1d5f1 | 53 | AliMpConstants::~AliMpConstants() |
54 | { | |
55 | ///Destructor | |
5f91c9e8 | 56 | } |
57 | ||
58 | //_____________________________________________________________________________ | |
59 | Bool_t AliMpConstants::IsEqual(Double_t length1, Double_t length2) | |
60 | { | |
dee1d5f1 | 61 | /// Compare lengths within the length tolerance. |
5f91c9e8 | 62 | |
63 | return TMath::Abs(length1 - length2) < fgkLengthTolerance; | |
64 | } | |
65 | ||
66 | ||
67 | //_____________________________________________________________________________ | |
68 | Bool_t AliMpConstants::IsEqual(const TVector2& v1, const TVector2& v2) | |
69 | { | |
dee1d5f1 | 70 | /// Compare x, y vector coordinates within the length tolerance. |
5f91c9e8 | 71 | |
72 | return ( TMath::Abs(v1.X() - v2.X()) | |
73 | + TMath::Abs(v1.Y() - v2.Y())) < 2.*fgkLengthTolerance; | |
74 | } | |
d08b9187 | 75 | |
76 | //_____________________________________________________________________________ | |
fa09302e | 77 | Int_t AliMpConstants::ManuMask(AliMp::PlaneType planeType) |
d08b9187 | 78 | { |
f5671fc3 | 79 | /// The manuIDs get an offset if they are in the non-bending plane |
80 | ||
cddd101e | 81 | return ( planeType == AliMp::kNonBendingPlane ) ? fgkNonBendingManuMask : 0; |
d08b9187 | 82 | } |
fa09302e | 83 | |
84 | //_____________________________________________________________________________ | |
85 | Int_t AliMpConstants::NofTriggerChambers() | |
86 | { | |
87 | /// Return number of trigger chambers | |
88 | ||
89 | return fgkNofChambers - fgkNofTrackingChambers; | |
90 | } |