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d15a28e7 | 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 | ||
b2a60966 | 16 | /* $Id$ */ |
17 | ||
d15a28e7 | 18 | //_________________________________________________________________________ |
a3dfe79c | 19 | //*-- |
dfe0be07 | 20 | //*-- Yves Schutz (SUBATECH) |
21 | // Reconstruction class. Redesigned from the old AliReconstructionner class and | |
22 | // derived from STEER/AliReconstructor. | |
23 | // | |
d15a28e7 | 24 | // --- ROOT system --- |
25 | ||
d15a28e7 | 26 | // --- Standard library --- |
364de5c6 | 27 | |
d15a28e7 | 28 | // --- AliRoot header files --- |
35293055 | 29 | #include "AliESD.h" |
f444a19f | 30 | #include "AliPHOSReconstructor.h" |
7acf6008 | 31 | #include "AliPHOSClusterizerv1.h" |
7acf6008 | 32 | #include "AliPHOSTrackSegmentMakerv1.h" |
33 | #include "AliPHOSPIDv1.h" | |
35293055 | 34 | #include "AliPHOSGetter.h" |
a68156e6 | 35 | #include "AliRawReaderFile.h" |
e957fea8 | 36 | |
2e60107f | 37 | |
f444a19f | 38 | ClassImp(AliPHOSReconstructor) |
d15a28e7 | 39 | |
2e60107f | 40 | Bool_t AliPHOSReconstructor::fgDebug = kFALSE ; |
41 | ||
d15a28e7 | 42 | //____________________________________________________________________________ |
2e60107f | 43 | AliPHOSReconstructor::AliPHOSReconstructor() |
d15a28e7 | 44 | { |
b2a60966 | 45 | // ctor |
0379a13e | 46 | |
6ad0bfa0 | 47 | } |
48 | ||
0379a13e | 49 | //____________________________________________________________________________ |
50 | AliPHOSReconstructor::~AliPHOSReconstructor() | |
51 | { | |
52 | // dtor | |
53 | ||
54 | } | |
7acf6008 | 55 | |
7acf6008 | 56 | //____________________________________________________________________________ |
dfe0be07 | 57 | void AliPHOSReconstructor::Reconstruct(AliRunLoader* runLoader) const |
35293055 | 58 | { |
dfe0be07 | 59 | // method called by AliReconstruction; |
60 | // Only the clusterization is performed,; the rest of the reconstruction is done in FillESD because the track | |
61 | // segment maker needs access to the AliESD object to retrieve the tracks reconstructed by | |
62 | // the global tracking. | |
63 | ||
64 | TString headerFile(runLoader->GetFileName()) ; | |
9ee4fde2 | 65 | TString branchName(runLoader->GetEventFolder()->GetName()) ; |
a68156e6 | 66 | |
67 | AliPHOSClusterizerv1 clu(headerFile, branchName); | |
68 | clu.SetEventRange(0, -1) ; // do all the events | |
69 | if ( Debug() ) | |
70 | clu.ExecuteTask("deb all") ; | |
71 | else | |
72 | clu.ExecuteTask("") ; | |
73 | ||
74 | } | |
75 | ||
76 | //____________________________________________________________________________ | |
77 | void AliPHOSReconstructor::Reconstruct(AliRunLoader* runLoader, AliRawReaderFile* rawreader) const | |
78 | { | |
79 | // method called by AliReconstruction; | |
80 | // Only the clusterization is performed,; the rest of the reconstruction is done in FillESD because the track | |
81 | // segment maker needs access to the AliESD object to retrieve the tracks reconstructed by | |
82 | // the global tracking. | |
83 | // Here we reconstruct from Raw Data | |
84 | ||
85 | rawreader->Reset() ; | |
86 | TString headerFile(runLoader->GetFileName()) ; | |
87 | TString branchName(runLoader->GetEventFolder()->GetName()) ; | |
35293055 | 88 | |
dfe0be07 | 89 | AliPHOSClusterizerv1 clu(headerFile, branchName); |
90 | clu.SetEventRange(0, -1) ; // do all the events | |
91 | if ( Debug() ) | |
92 | clu.ExecuteTask("deb all") ; | |
93 | else | |
94 | clu.ExecuteTask("") ; | |
0379a13e | 95 | |
35293055 | 96 | } |
7acf6008 | 97 | |
7acf6008 | 98 | //____________________________________________________________________________ |
dfe0be07 | 99 | void AliPHOSReconstructor::FillESD(AliRunLoader* runLoader, AliESD* esd) const |
7acf6008 | 100 | { |
dfe0be07 | 101 | // Called by AliReconstruct after Reconstruct() and global tracking and vertxing |
102 | //Creates the tracksegments and Recparticles | |
103 | ||
bf72996e | 104 | Int_t eventNumber = runLoader->GetEventNumber() ; |
105 | ||
dfe0be07 | 106 | TString headerFile(runLoader->GetFileName()) ; |
bf72996e | 107 | TString branchName(runLoader->GetEventFolder()->GetName()) ; |
dfe0be07 | 108 | |
0379a13e | 109 | AliPHOSTrackSegmentMakerv1 tsm(headerFile, branchName); |
8013c27e | 110 | tsm.SetESD(esd) ; |
0379a13e | 111 | AliPHOSPIDv1 pid(headerFile, branchName); |
dfe0be07 | 112 | |
dfe0be07 | 113 | // do current event; the loop over events is done by AliReconstruction::Run() |
0379a13e | 114 | tsm.SetEventRange(eventNumber, eventNumber) ; |
115 | pid.SetEventRange(eventNumber, eventNumber) ; | |
dfe0be07 | 116 | if ( Debug() ) { |
0379a13e | 117 | tsm.ExecuteTask("deb all") ; |
118 | pid.ExecuteTask("deb all") ; | |
7acf6008 | 119 | } |
dfe0be07 | 120 | else { |
0379a13e | 121 | tsm.ExecuteTask("") ; |
122 | pid.ExecuteTask("") ; | |
7acf6008 | 123 | } |
dfe0be07 | 124 | |
125 | // Creates AliESDtrack from AliPHOSRecParticles | |
0379a13e | 126 | AliPHOSGetter::Instance()->Event(eventNumber, "P") ; |
127 | TClonesArray *recParticles = AliPHOSGetter::Instance()->RecParticles(); | |
dfe0be07 | 128 | Int_t nOfRecParticles = recParticles->GetEntries(); |
8013c27e | 129 | esd->SetNumberOfPHOSParticles(nOfRecParticles) ; |
130 | esd->SetFirstPHOSParticle(esd->GetNumberOfTracks()) ; | |
131 | ||
dfe0be07 | 132 | for (Int_t recpart = 0 ; recpart < nOfRecParticles ; recpart++) { |
133 | AliPHOSRecParticle * rp = dynamic_cast<AliPHOSRecParticle*>(recParticles->At(recpart)); | |
134 | if (Debug()) | |
135 | rp->Print(); | |
136 | AliESDtrack * et = new AliESDtrack() ; | |
137 | // fills the ESDtrack | |
138 | Double_t xyz[3]; | |
8013c27e | 139 | for (Int_t ixyz=0; ixyz<3; ixyz++) |
140 | xyz[ixyz] = rp->GetPos()[ixyz]; | |
dfe0be07 | 141 | et->SetPHOSposition(xyz) ; |
142 | et->SetPHOSsignal (rp->Energy()) ; | |
143 | et->SetPHOSpid (rp->GetPID()) ; | |
144 | // add the track to the esd object | |
145 | esd->AddTrack(et); | |
146 | delete et; | |
7acf6008 | 147 | } |
d7d3b67b | 148 | } |