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9e43eec2 | 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 | ||
c4ee792d | 18 | /// \class AliMUONRecoTrack |
19 | /// This class represents a reconstructed muon track | |
20 | /// in the tree of reconstructed events. | |
21 | /// | |
22 | /// \author Mihaela Gheata, Andrei Gheata 09/10/00 | |
9e43eec2 | 23 | |
24 | #include <Riostream.h> | |
9e43eec2 | 25 | |
26 | #include "AliMUONRecoTrack.h" | |
9e43eec2 | 27 | |
7945aae7 | 28 | /// \cond CLASSIMP |
9e43eec2 | 29 | ClassImp(AliMUONRecoTrack) |
7945aae7 | 30 | /// \endcond |
9e43eec2 | 31 | |
54d7ba50 | 32 | //------------------------------------------------------------------- |
33 | AliMUONRecoTrack::AliMUONRecoTrack() | |
34 | : TObject(), | |
35 | fSign(0), | |
36 | fFlag(0), | |
37 | fZvr(0.), | |
38 | fChi2r(0.) | |
39 | { | |
7945aae7 | 40 | /// Default constructor |
54d7ba50 | 41 | } |
42 | ||
9e43eec2 | 43 | //------------------------------------------------------------------- |
44 | AliMUONRecoTrack::AliMUONRecoTrack(Bool_t active) | |
54d7ba50 | 45 | : TObject(), |
46 | fSign(0), | |
47 | fFlag(0), | |
48 | fZvr(0.), | |
49 | fChi2r(0.) | |
9e43eec2 | 50 | { |
7945aae7 | 51 | /// Constructor of AliMUONRecoTrack |
9e43eec2 | 52 | if (active) { |
53 | for (Int_t axis=0; axis<3; axis++) { | |
54 | fPr[axis] = 0.0; | |
55 | } | |
56 | for (Int_t chamber=0; chamber<10; chamber++) { | |
57 | fPosX[chamber] = 0.0; | |
58 | fPosY[chamber] = 0.0; | |
59 | fPosZ[chamber] = 0.0; | |
60 | } | |
61 | } | |
62 | } | |
63 | ||
71a2d3aa | 64 | //------------------------------------------------------------------- |
65 | AliMUONRecoTrack::~AliMUONRecoTrack() | |
66 | { | |
67 | /// Destructor | |
68 | } | |
69 | ||
9e43eec2 | 70 | //------------------------------------------------------------------- |
17323043 | 71 | Double_t AliMUONRecoTrack::Phi() const |
9e43eec2 | 72 | { |
7945aae7 | 73 | /// Return trach phi angle |
9e43eec2 | 74 | return TMath::ATan2(fPr[2], fPr[1]); |
75 | } | |
76 | ||
77 | //------------------------------------------------------------------- | |
17323043 | 78 | Double_t AliMUONRecoTrack::Theta() const |
9e43eec2 | 79 | { |
7945aae7 | 80 | /// Return trach theta angle |
9e43eec2 | 81 | return TMath::ACos(fPr[2] / P()); |
82 | } | |
83 | ||
84 | //------------------------------------------------------------------- | |
85 | void AliMUONRecoTrack::SetMomReconstr(Double_t px, Double_t py, Double_t pz) | |
86 | { | |
7945aae7 | 87 | /// Set the track reconstructed momentum |
9e43eec2 | 88 | fPr[0] = px; |
89 | fPr[1] = py; | |
90 | fPr[2] = pz; | |
91 | } | |
92 | ||
93 | //------------------------------------------------------------------- | |
94 | void AliMUONRecoTrack::SetHitPosition(Int_t chamber, Double_t x, Double_t y, Double_t z) | |
95 | { | |
7945aae7 | 96 | /// Set hit coordinates in chamber[0..9] |
9e43eec2 | 97 | fPosX[chamber] = x; |
98 | fPosY[chamber] = y; | |
99 | fPosZ[chamber] = z; | |
100 | } | |
8c343c7c | 101 | |
9e43eec2 | 102 | //------------------------------------------------------------------- |
85fec35d | 103 | void AliMUONRecoTrack::TrackInfo() const |
9e43eec2 | 104 | { |
7945aae7 | 105 | /// Prints momentum info for this track |
9e43eec2 | 106 | cout << "Px=" << GetMomReconstr(0) << " Py=" << GetMomReconstr(1) << |
107 | " Pz=" << GetMomReconstr(2) << " P=" << P() << endl; | |
108 | } |