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59697224 | 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 | ||
18 | /////////////////////////////////////////////////////////////////////////////// | |
19 | // // | |
20 | // class for TPC reconstruction // | |
21 | // // | |
22 | /////////////////////////////////////////////////////////////////////////////// | |
23 | ||
24 | ||
25 | #include "AliTPCReconstructor.h" | |
26 | #include "AliRunLoader.h" | |
27 | #include "AliRun.h" | |
38e6e547 | 28 | #include "AliRawReader.h" |
59697224 | 29 | #include "AliTPCclustererMI.h" |
30 | #include "AliTPCtrackerMI.h" | |
31 | #include "AliTPCpidESD.h" | |
4fb6310b | 32 | #include "AliTPCParam.h" |
90c7886e | 33 | #include "AliTPCParamSR.h" |
3d37b790 | 34 | #include "AliTPCcalibDB.h" |
59697224 | 35 | |
36 | ClassImp(AliTPCReconstructor) | |
37 | ||
194b0609 | 38 | |
39 | AliTPCRecoParam * AliTPCReconstructor::fgkRecoParam =0; // reconstruction parameters | |
40 | Int_t AliTPCReconstructor::fgStreamLevel = 0; // stream (debug) level | |
41 | ||
42 | ||
43 | AliTPCReconstructor::AliTPCReconstructor(): AliReconstructor() { | |
44 | // | |
45 | // default constructor | |
46 | // | |
47 | if (!fgkRecoParam) { | |
48 | AliError("The Reconstruction parameters nonitialized - Used default one"); | |
49 | fgkRecoParam = AliTPCRecoParam::GetHighFluxParam(); | |
50 | } | |
51 | } | |
52 | ||
53 | ||
59697224 | 54 | //_____________________________________________________________________________ |
55 | void AliTPCReconstructor::Reconstruct(AliRunLoader* runLoader) const | |
56 | { | |
57 | // reconstruct clusters | |
58 | ||
59 | AliLoader* loader = runLoader->GetLoader("TPCLoader"); | |
60 | if (!loader) { | |
61 | Error("Reconstruct", "TPC loader not found"); | |
62 | return; | |
63 | } | |
64 | loader->LoadRecPoints("recreate"); | |
65 | loader->LoadDigits("read"); | |
66 | ||
67 | AliTPCParam* param = GetTPCParam(runLoader); | |
68 | if (!param) return; | |
69 | AliTPCclustererMI clusterer(param); | |
70 | Int_t nEvents = runLoader->GetNumberOfEvents(); | |
71 | ||
72 | for (Int_t iEvent = 0; iEvent < nEvents; iEvent++) { | |
73 | runLoader->GetEvent(iEvent); | |
74 | ||
75 | TTree* treeClusters = loader->TreeR(); | |
76 | if (!treeClusters) { | |
77 | loader->MakeTree("R"); | |
78 | treeClusters = loader->TreeR(); | |
79 | } | |
80 | TTree* treeDigits = loader->TreeD(); | |
81 | if (!treeDigits) { | |
82 | Error("Reconstruct", "Can't get digits tree !"); | |
83 | return; | |
84 | } | |
85 | ||
86 | clusterer.SetInput(treeDigits); | |
87 | clusterer.SetOutput(treeClusters); | |
88 | clusterer.Digits2Clusters(); | |
89 | ||
90 | loader->WriteRecPoints("OVERWRITE"); | |
91 | } | |
92 | ||
93 | loader->UnloadRecPoints(); | |
94 | loader->UnloadDigits(); | |
95 | } | |
96 | ||
38e6e547 | 97 | //_____________________________________________________________________________ |
98 | void AliTPCReconstructor::Reconstruct(AliRunLoader* runLoader, | |
99 | AliRawReader* rawReader) const | |
100 | { | |
101 | // reconstruct clusters from raw data | |
102 | ||
103 | AliLoader* loader = runLoader->GetLoader("TPCLoader"); | |
104 | if (!loader) { | |
105 | Error("Reconstruct", "TPC loader not found"); | |
106 | return; | |
107 | } | |
108 | loader->LoadRecPoints("recreate"); | |
109 | ||
110 | AliTPCParam* param = GetTPCParam(runLoader); | |
90c7886e | 111 | if (!param) { |
112 | AliWarning("Loading default TPC parameters !"); | |
113 | param = new AliTPCParamSR; | |
114 | } | |
38e6e547 | 115 | AliTPCclustererMI clusterer(param); |
116 | ||
b6f060dc | 117 | TString option = GetOption(); |
194b0609 | 118 | // if (option.Contains("PedestalSubtraction")) |
119 | // clusterer.SetPedSubtraction(kTRUE); | |
c8c88e5d | 120 | if (option.Contains("OldRCUFormat")) |
121 | clusterer.SetOldRCUFormat(kTRUE); | |
b6f060dc | 122 | |
38e6e547 | 123 | Int_t iEvent = 0; |
2c7f22ff | 124 | while (rawReader->NextEvent()) { |
38e6e547 | 125 | runLoader->GetEvent(iEvent++); |
126 | ||
127 | TTree* treeClusters = loader->TreeR(); | |
128 | if (!treeClusters) { | |
129 | loader->MakeTree("R"); | |
130 | treeClusters = loader->TreeR(); | |
131 | } | |
132 | ||
133 | clusterer.SetOutput(treeClusters); | |
134 | clusterer.Digits2Clusters(rawReader); | |
135 | ||
136 | loader->WriteRecPoints("OVERWRITE"); | |
137 | } | |
138 | ||
139 | loader->UnloadRecPoints(); | |
140 | } | |
141 | ||
59697224 | 142 | //_____________________________________________________________________________ |
143 | AliTracker* AliTPCReconstructor::CreateTracker(AliRunLoader* runLoader) const | |
144 | { | |
145 | // create a TPC tracker | |
146 | ||
147 | AliTPCParam* param = GetTPCParam(runLoader); | |
90c7886e | 148 | if (!param) { |
149 | AliWarning("Loading default TPC parameters !"); | |
150 | param = new AliTPCParamSR; | |
151 | } | |
4fb6310b | 152 | param->ReadGeoMatrices(); |
59697224 | 153 | return new AliTPCtrackerMI(param); |
154 | } | |
155 | ||
156 | //_____________________________________________________________________________ | |
157 | void AliTPCReconstructor::FillESD(AliRunLoader* /*runLoader*/, | |
158 | AliESD* esd) const | |
159 | { | |
160 | // make PID | |
161 | ||
162 | Double_t parTPC[] = {47., 0.10, 10.}; | |
163 | AliTPCpidESD tpcPID(parTPC); | |
164 | tpcPID.MakePID(esd); | |
165 | } | |
166 | ||
167 | ||
168 | //_____________________________________________________________________________ | |
3d37b790 | 169 | AliTPCParam* AliTPCReconstructor::GetTPCParam(AliRunLoader* /*runLoader*/) const |
59697224 | 170 | { |
171 | // get the TPC parameters | |
172 | ||
3d37b790 | 173 | // TDirectory* saveDir = gDirectory; |
174 | //runLoader->CdGAFile(); | |
6d75e4b6 | 175 | |
3d37b790 | 176 | AliTPCParam* param = AliTPCcalibDB::Instance()->GetParameters(); |
6d75e4b6 | 177 | |
3d37b790 | 178 | // AliTPCParam* param = (AliTPCParam*) gDirectory->Get("75x40_100x60_150x60"); |
179 | // if (!param) Error("GetTPCParam", "no TPC parameters found"); | |
180 | ||
181 | // saveDir->cd(); | |
6d75e4b6 | 182 | return param; |
59697224 | 183 | } |