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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 | ||
16 | // $Id$ | |
17 | // $MpId: AliMpConstants.cxx,v 1.11 2006/05/24 13:58:29 ivana Exp $ | |
18 | // Category: basic | |
19 | ||
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 | //----------------------------------------------------------------------------- | |
27 | ||
28 | #include "AliMpConstants.h" | |
29 | ||
30 | #include <TMath.h> | |
31 | #include <TVector2.h> | |
32 | ||
33 | /// \cond CLASSIMP | |
34 | ClassImp(AliMpConstants) | |
35 | /// \endcond | |
36 | ||
37 | // static data | |
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::fgkTotalNofLocalBoards = 242; | |
47 | const Int_t AliMpConstants::fgkNonBendingManuMask(1<<10); | |
48 | const Int_t AliMpConstants::fgkManuNofChannels(64); | |
49 | const Int_t AliMpConstants::fgkLocalBoardNofChannels(16); | |
50 | ||
51 | //_____________________________________________________________________________ | |
52 | AliMpConstants::AliMpConstants() | |
53 | : TObject() | |
54 | { | |
55 | /// Default constructor | |
56 | } | |
57 | ||
58 | //_____________________________________________________________________________ | |
59 | AliMpConstants::~AliMpConstants() | |
60 | { | |
61 | ///Destructor | |
62 | } | |
63 | ||
64 | //_____________________________________________________________________________ | |
65 | Bool_t AliMpConstants::IsEqual(Double_t length1, Double_t length2) | |
66 | { | |
67 | /// Compare lengths within the length tolerance. | |
68 | ||
69 | return TMath::Abs(length1 - length2) < fgkLengthTolerance; | |
70 | } | |
71 | ||
72 | ||
73 | //_____________________________________________________________________________ | |
74 | Bool_t AliMpConstants::IsEqual(const TVector2& v1, const TVector2& v2) | |
75 | { | |
76 | /// Compare x, y vector coordinates within the length tolerance. | |
77 | ||
78 | return ( TMath::Abs(v1.X() - v2.X()) | |
79 | + TMath::Abs(v1.Y() - v2.Y())) < 2.*fgkLengthTolerance; | |
80 | } | |
81 | ||
82 | //_____________________________________________________________________________ | |
83 | Int_t AliMpConstants::ManuMask(AliMp::PlaneType planeType) | |
84 | { | |
85 | /// The manuIDs get an offset if they are in the non-bending plane | |
86 | ||
87 | return ( planeType == AliMp::kNonBendingPlane ) ? fgkNonBendingManuMask : 0; | |
88 | } | |
89 | ||
90 | //_____________________________________________________________________________ | |
91 | Int_t AliMpConstants::NofTriggerChambers() | |
92 | { | |
93 | /// Return number of trigger chambers | |
94 | ||
95 | return fgkNofChambers - fgkNofTrackingChambers; | |
96 | } |