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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" |
23904d16 | 35 | #include "AliPHOSTracker.h" |
d22dd3b4 | 36 | #include "AliRawReader.h" |
e957fea8 | 37 | |
2e60107f | 38 | |
f444a19f | 39 | ClassImp(AliPHOSReconstructor) |
d15a28e7 | 40 | |
2e60107f | 41 | Bool_t AliPHOSReconstructor::fgDebug = kFALSE ; |
42 | ||
d15a28e7 | 43 | //____________________________________________________________________________ |
2e60107f | 44 | AliPHOSReconstructor::AliPHOSReconstructor() |
d15a28e7 | 45 | { |
b2a60966 | 46 | // ctor |
0379a13e | 47 | |
6ad0bfa0 | 48 | } |
49 | ||
0379a13e | 50 | //____________________________________________________________________________ |
51 | AliPHOSReconstructor::~AliPHOSReconstructor() | |
52 | { | |
53 | // dtor | |
54 | ||
55 | } | |
7acf6008 | 56 | |
7acf6008 | 57 | //____________________________________________________________________________ |
772634e0 | 58 | void AliPHOSReconstructor::Reconstruct(AliRunLoader* runLoader) const |
35293055 | 59 | { |
dfe0be07 | 60 | // method called by AliReconstruction; |
61 | // Only the clusterization is performed,; the rest of the reconstruction is done in FillESD because the track | |
62 | // segment maker needs access to the AliESD object to retrieve the tracks reconstructed by | |
63 | // the global tracking. | |
64 | ||
65 | TString headerFile(runLoader->GetFileName()) ; | |
9ee4fde2 | 66 | TString branchName(runLoader->GetEventFolder()->GetName()) ; |
a68156e6 | 67 | |
68 | AliPHOSClusterizerv1 clu(headerFile, branchName); | |
69 | clu.SetEventRange(0, -1) ; // do all the events | |
70 | if ( Debug() ) | |
71 | clu.ExecuteTask("deb all") ; | |
72 | else | |
73 | clu.ExecuteTask("") ; | |
74 | ||
75 | } | |
76 | ||
77 | //____________________________________________________________________________ | |
772634e0 | 78 | void AliPHOSReconstructor::Reconstruct(AliRunLoader* runLoader, AliRawReader* rawreader) const |
a68156e6 | 79 | { |
80 | // method called by AliReconstruction; | |
81 | // Only the clusterization is performed,; the rest of the reconstruction is done in FillESD because the track | |
82 | // segment maker needs access to the AliESD object to retrieve the tracks reconstructed by | |
83 | // the global tracking. | |
84 | // Here we reconstruct from Raw Data | |
772634e0 | 85 | |
a68156e6 | 86 | rawreader->Reset() ; |
87 | TString headerFile(runLoader->GetFileName()) ; | |
88 | TString branchName(runLoader->GetEventFolder()->GetName()) ; | |
35293055 | 89 | |
dfe0be07 | 90 | AliPHOSClusterizerv1 clu(headerFile, branchName); |
f88e2313 | 91 | clu.SetEventRange(0, -1) ; // do all the events |
d22dd3b4 | 92 | clu.SetRawReader(rawreader); |
f5eaa851 | 93 | |
94 | TString option = GetOption(); | |
95 | if (option.Contains("OldRCUFormat")) | |
96 | clu.SetOldRCUFormat(kTRUE); | |
97 | ||
dfe0be07 | 98 | if ( Debug() ) |
99 | clu.ExecuteTask("deb all") ; | |
100 | else | |
d22dd3b4 | 101 | clu.ExecuteTask("") ; |
0379a13e | 102 | |
35293055 | 103 | } |
7acf6008 | 104 | |
7acf6008 | 105 | //____________________________________________________________________________ |
dfe0be07 | 106 | void AliPHOSReconstructor::FillESD(AliRunLoader* runLoader, AliESD* esd) const |
7acf6008 | 107 | { |
23904d16 | 108 | // This function creates AliESDtracks from AliPHOSRecParticles |
109 | // and | |
110 | // writes them to the ESD | |
bf72996e | 111 | |
23904d16 | 112 | Int_t eventNumber = runLoader->GetEventNumber() ; |
dfe0be07 | 113 | |
0379a13e | 114 | AliPHOSGetter::Instance()->Event(eventNumber, "P") ; |
115 | TClonesArray *recParticles = AliPHOSGetter::Instance()->RecParticles(); | |
dfe0be07 | 116 | Int_t nOfRecParticles = recParticles->GetEntries(); |
85c60a8e | 117 | esd->SetNumberOfPHOSClusters(nOfRecParticles) ; |
4e16f560 | 118 | esd->SetFirstPHOSCluster(esd->GetNumberOfCaloClusters()) ; |
8013c27e | 119 | |
dfe0be07 | 120 | for (Int_t recpart = 0 ; recpart < nOfRecParticles ; recpart++) { |
121 | AliPHOSRecParticle * rp = dynamic_cast<AliPHOSRecParticle*>(recParticles->At(recpart)); | |
122 | if (Debug()) | |
123 | rp->Print(); | |
85c60a8e | 124 | AliESDCaloCluster * ec = new AliESDCaloCluster() ; |
125 | // AliESDtrack * et = new AliESDtrack() ; | |
126 | // fills the ESDCaloCluster | |
127 | Float_t xyz[3]; | |
8013c27e | 128 | for (Int_t ixyz=0; ixyz<3; ixyz++) |
129 | xyz[ixyz] = rp->GetPos()[ixyz]; | |
85c60a8e | 130 | ec->SetGlobalPosition(xyz); |
131 | ec->SetClusterEnergy(rp->Energy()); | |
132 | ec->SetPid (rp->GetPID()) ; | |
772634e0 | 133 | // ec->SetPrimaryIndex (rp->GetPrimaryIndex()); // for dry events only |
dfe0be07 | 134 | // add the track to the esd object |
85c60a8e | 135 | esd->AddCaloCluster(ec); |
136 | delete ec; | |
7acf6008 | 137 | } |
d7d3b67b | 138 | } |
23904d16 | 139 | |
140 | AliTracker* AliPHOSReconstructor::CreateTracker(AliRunLoader* runLoader) const | |
141 | { | |
142 | // creates the PHOS tracker | |
143 | if (!runLoader) return NULL; | |
144 | return new AliPHOSTracker(runLoader); | |
145 | } | |
146 |