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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; |
40 | const Int_t AliMpConstants::fgkNofGeomModules = 20; | |
e6dae1c4 | 41 | const Int_t AliMpConstants::fgkNonBendingManuMask(1<<10); |
d08b9187 | 42 | |
5f91c9e8 | 43 | //_____________________________________________________________________________ |
44 | AliMpConstants::AliMpConstants() | |
dee1d5f1 | 45 | : TObject() |
46 | { | |
47 | /// Default constructor | |
5f91c9e8 | 48 | } |
49 | ||
50 | //_____________________________________________________________________________ | |
dee1d5f1 | 51 | AliMpConstants::~AliMpConstants() |
52 | { | |
53 | ///Destructor | |
5f91c9e8 | 54 | } |
55 | ||
56 | //_____________________________________________________________________________ | |
57 | Bool_t AliMpConstants::IsEqual(Double_t length1, Double_t length2) | |
58 | { | |
dee1d5f1 | 59 | /// Compare lengths within the length tolerance. |
5f91c9e8 | 60 | |
61 | return TMath::Abs(length1 - length2) < fgkLengthTolerance; | |
62 | } | |
63 | ||
64 | ||
65 | //_____________________________________________________________________________ | |
66 | Bool_t AliMpConstants::IsEqual(const TVector2& v1, const TVector2& v2) | |
67 | { | |
dee1d5f1 | 68 | /// Compare x, y vector coordinates within the length tolerance. |
5f91c9e8 | 69 | |
70 | return ( TMath::Abs(v1.X() - v2.X()) | |
71 | + TMath::Abs(v1.Y() - v2.Y())) < 2.*fgkLengthTolerance; | |
72 | } | |
d08b9187 | 73 | |
74 | //_____________________________________________________________________________ | |
75 | Int_t | |
cddd101e | 76 | AliMpConstants::ManuMask(AliMp::PlaneType planeType) |
d08b9187 | 77 | { |
78 | // | |
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 | } |