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6c3efb37 | 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 | //_________________________________________________________________________ | |
f3299f82 | 17 | // An analysis task to check the PHOS/EMCAL simulated trigger |
6c3efb37 | 18 | // |
f3299f82 | 19 | //*-- Yves Schutz & Gustavo Conesa Balbastre |
6c3efb37 | 20 | ////////////////////////////////////////////////////////////////////////////// |
21 | ||
22 | #include <TChain.h> | |
23 | #include <TFile.h> | |
24 | #include <TNtuple.h> | |
25 | #include <TVector3.h> | |
26 | ||
f3299f82 | 27 | #include "AliAnaCaloTrigger.h" |
9ea45617 | 28 | #include "AliAnalysisManager.h" |
29 | #include "AliESDEvent.h" | |
6c3efb37 | 30 | #include "AliLog.h" |
9ea45617 | 31 | #include "AliESDCaloCluster.h" |
32 | ||
33 | //______________________________________________________________________________ | |
34 | AliAnaCaloTrigger::AliAnaCaloTrigger() : | |
35 | fChain(0), | |
36 | fESD(0), | |
37 | fOutputContainer(0), | |
38 | fCalorimeter("PHOS"), | |
39 | fNtTrigger22(0), | |
40 | fNtTriggerNN(0) | |
41 | ||
42 | { | |
43 | // Default Constructor. | |
44 | ||
45 | } | |
6c3efb37 | 46 | |
47 | //______________________________________________________________________________ | |
f3299f82 | 48 | AliAnaCaloTrigger::AliAnaCaloTrigger(const char *name) : |
9ea45617 | 49 | AliAnalysisTask(name,"AnaCaloTrigger"), |
6c3efb37 | 50 | fChain(0), |
51 | fESD(0), | |
52 | fOutputContainer(0), | |
f3299f82 | 53 | fCalorimeter("PHOS"), |
6c3efb37 | 54 | fNtTrigger22(0), |
55 | fNtTriggerNN(0) | |
56 | ||
57 | { | |
58 | // Constructor. | |
59 | // Input slot #0 works with an Ntuple | |
60 | DefineInput(0, TChain::Class()); | |
61 | // Output slot #0 writes into a TH1 container | |
62 | DefineOutput(0, TObjArray::Class()) ; | |
63 | } | |
463ee300 | 64 | //____________________________________________________________________________ |
65 | AliAnaCaloTrigger::AliAnaCaloTrigger(const AliAnaCaloTrigger & ct) : | |
66 | AliAnalysisTask(ct), fChain(ct.fChain), fESD(ct.fESD), | |
67 | fOutputContainer(ct.fOutputContainer), fCalorimeter(ct. fCalorimeter), | |
68 | fNtTrigger22(ct.fNtTrigger22), fNtTriggerNN(ct.fNtTriggerNN) | |
69 | { | |
70 | ||
71 | // cpy ctor | |
72 | SetName (ct.GetName()) ; | |
73 | SetTitle(ct.GetTitle()) ; | |
74 | ||
75 | } | |
76 | ||
77 | //_________________________________________________________________________ | |
78 | AliAnaCaloTrigger & AliAnaCaloTrigger::operator = (const AliAnaCaloTrigger & source) | |
79 | { | |
80 | // assignment operator | |
81 | ||
82 | if(&source == this) return *this; | |
83 | ||
84 | fChain = source.fChain ; | |
85 | fESD = source.fESD ; | |
86 | fOutputContainer = source.fOutputContainer ; | |
87 | fCalorimeter = source. fCalorimeter ; | |
88 | fNtTrigger22 = source.fNtTrigger22 ; | |
89 | fNtTriggerNN = source.fNtTriggerNN ; | |
90 | ||
91 | return *this; | |
92 | ||
93 | } | |
6c3efb37 | 94 | |
95 | //______________________________________________________________________________ | |
f3299f82 | 96 | AliAnaCaloTrigger::~AliAnaCaloTrigger() |
6c3efb37 | 97 | { |
98 | // dtor | |
99 | fOutputContainer->Clear() ; | |
100 | delete fOutputContainer ; | |
101 | delete fNtTrigger22 ; | |
102 | delete fNtTriggerNN ; | |
103 | } | |
104 | ||
105 | ||
106 | //______________________________________________________________________________ | |
f3299f82 | 107 | void AliAnaCaloTrigger::ConnectInputData(const Option_t*) |
6c3efb37 | 108 | { |
109 | // Initialisation of branch container and histograms | |
110 | ||
111 | AliInfo(Form("*** Initialization of %s", GetName())) ; | |
112 | ||
113 | // Get input data | |
114 | fChain = dynamic_cast<TChain *>(GetInputData(0)) ; | |
115 | if (!fChain) { | |
116 | AliError(Form("Input 0 for %s not found\n", GetName())); | |
117 | return ; | |
118 | } | |
119 | ||
9ea45617 | 120 | fESD = new AliESDEvent(); |
121 | fESD->ReadFromTree(fChain); | |
122 | ||
6c3efb37 | 123 | } |
124 | ||
125 | //________________________________________________________________________ | |
126 | ||
f3299f82 | 127 | void AliAnaCaloTrigger::CreateOutputObjects() |
6c3efb37 | 128 | { |
129 | ||
9ea45617 | 130 | // Create the outputs containers |
131 | OpenFile(0) ; | |
132 | ||
6c3efb37 | 133 | // create histograms |
f3299f82 | 134 | fNtTrigger22 = new TNtuple(fCalorimeter+"trigger22", "Trigger data 2x2 patch", "a22:a220:enMax:phEnMax:eta22:phi22:etaMax:phiMax:phEtaMax:phPhiMax"); |
135 | fNtTriggerNN = new TNtuple(fCalorimeter+"triggerNN", "Trigger data NxN patch", "aNN:aNN0:enMax:phEnMax:etaNN:phiNN:etaMax:phiMax:phEtaMax:phPhiMax"); | |
9ea45617 | 136 | |
6c3efb37 | 137 | // create output container |
138 | ||
139 | fOutputContainer = new TObjArray(2) ; | |
140 | fOutputContainer->SetName(GetName()) ; | |
9ea45617 | 141 | |
6c3efb37 | 142 | fOutputContainer->AddAt(fNtTrigger22, 0) ; |
143 | fOutputContainer->AddAt(fNtTriggerNN, 1) ; | |
144 | ||
145 | } | |
146 | ||
147 | //______________________________________________________________________________ | |
f3299f82 | 148 | void AliAnaCaloTrigger::Exec(Option_t *) |
6c3efb37 | 149 | { |
150 | // Processing of one event | |
151 | ||
152 | Long64_t entry = fChain->GetReadEntry() ; | |
153 | ||
154 | if (!fESD) { | |
155 | AliError("fESD is not connected to the input!") ; | |
156 | return ; | |
157 | } | |
158 | ||
159 | if ( !((entry-1)%100) ) | |
160 | AliInfo(Form("%s ----> Processing event # %lld", (dynamic_cast<TChain *>(fChain))->GetFile()->GetName(), entry)) ; | |
161 | ||
f3299f82 | 162 | // Get trigger information of fCalorimeter |
163 | TArrayF * triggerAmplitudes = 0x0 ; | |
164 | TArrayF * triggerPosition = 0x0 ; | |
9ea45617 | 165 | Int_t numberOfCaloClusters = fESD->GetNumberOfCaloClusters() ; |
f3299f82 | 166 | |
167 | if(fCalorimeter == "PHOS"){ | |
168 | triggerAmplitudes = fESD->GetPHOSTriggerAmplitudes(); | |
169 | triggerPosition = fESD->GetPHOSTriggerPosition(); | |
f3299f82 | 170 | } |
171 | else if(fCalorimeter == "EMCAL"){ | |
172 | triggerAmplitudes = fESD->GetEMCALTriggerAmplitudes(); | |
173 | triggerPosition = fESD->GetEMCALTriggerPosition(); | |
f3299f82 | 174 | } |
6797e4bc | 175 | |
176 | if( triggerAmplitudes && triggerPosition ){ | |
6c3efb37 | 177 | // trigger amplitudes |
6c3efb37 | 178 | const Float_t a22 = static_cast<Float_t>(triggerAmplitudes->At(0)) ; |
179 | const Float_t a22O = static_cast<Float_t>(triggerAmplitudes->At(1)) ; | |
180 | const Float_t aNN = static_cast<Float_t>(triggerAmplitudes->At(2)) ; | |
181 | const Float_t aNNO = static_cast<Float_t>(triggerAmplitudes->At(3)) ; | |
182 | ||
183 | // trigger position | |
4c0b6461 | 184 | const Float_t x22 = static_cast<Float_t>(triggerPosition->At(0)) ; |
185 | const Float_t y22 = static_cast<Float_t>(triggerPosition->At(1)) ; | |
186 | const Float_t z22 = static_cast<Float_t>(triggerPosition->At(2)) ; | |
187 | const Float_t xNN = static_cast<Float_t>(triggerPosition->At(3)) ; | |
188 | const Float_t yNN = static_cast<Float_t>(triggerPosition->At(4)) ; | |
189 | const Float_t zNN = static_cast<Float_t>(triggerPosition->At(5)) ; | |
6c3efb37 | 190 | |
6c3efb37 | 191 | Float_t enMax = 0. ; |
192 | Float_t phEnMax = 0. ; | |
4c0b6461 | 193 | Float_t etaMax = 0.5 ; |
194 | Float_t phiMax = 0. ; | |
195 | Float_t phEtaMax = 0.5 ; | |
196 | Float_t phPhiMax = 0. ; | |
197 | ||
198 | TVector3 vpos22(x22, y22, z22) ; | |
199 | TVector3 vposNN(xNN, yNN, zNN) ; | |
200 | Float_t eta22 = vpos22.Eta() ; | |
201 | Float_t phi22 = vpos22.Phi() * TMath::RadToDeg() + 360. ; | |
202 | Float_t etaNN = vposNN.Eta() ; | |
203 | Float_t phiNN = vposNN.Phi() * TMath::RadToDeg() + 360. ; | |
6c3efb37 | 204 | |
f3299f82 | 205 | Int_t icaloCluster ; |
6c3efb37 | 206 | |
f3299f82 | 207 | // loop over the Calorimeters Clusters |
6c3efb37 | 208 | |
9ea45617 | 209 | for(icaloCluster = 0 ; icaloCluster < numberOfCaloClusters ; icaloCluster++) { |
210 | ||
f3299f82 | 211 | AliESDCaloCluster * cluster = fESD->GetCaloCluster(icaloCluster) ; |
9ea45617 | 212 | |
213 | if (cluster && ( (fCalorimeter == "PHOS" && cluster->IsPHOS()) || | |
214 | (fCalorimeter == "EMCAL" && cluster->IsEMCAL()))) { | |
215 | ||
018c8391 | 216 | Float_t cluEnergy = cluster->E() ; |
6c3efb37 | 217 | Float_t pos[3] ; |
218 | TVector3 vpos ; | |
219 | ||
018c8391 | 220 | cluster->GetPosition( pos ) ; |
6c3efb37 | 221 | |
222 | if ( cluEnergy > enMax) { | |
223 | enMax = cluEnergy ; | |
224 | vpos.SetXYZ(pos[0], pos[1], pos[2]) ; | |
225 | etaMax = vpos.Eta() ; | |
226 | phiMax = vpos.Phi() ; | |
227 | } | |
228 | ||
4b707925 | 229 | Double_t * pid = cluster->GetPid() ; |
6c3efb37 | 230 | |
231 | if(pid[AliPID::kPhoton] > 0.9) { | |
232 | if ( cluEnergy > phEnMax) { | |
233 | phEnMax = cluEnergy ; | |
234 | vpos.SetXYZ(pos[0], pos[1], pos[2]) ; | |
235 | phEtaMax = vpos.Eta() ; | |
236 | phPhiMax = vpos.Phi() ; | |
237 | } | |
238 | } | |
6797e4bc | 239 | }//if cluster |
6c3efb37 | 240 | |
4c0b6461 | 241 | fNtTrigger22->Fill(a22, a22O, enMax, phEnMax, eta22, phi22, etaMax, phiMax * TMath::RadToDeg() + 360., phEtaMax, phPhiMax * TMath::RadToDeg() + 360.); |
242 | fNtTriggerNN->Fill(aNN, aNNO, enMax, phEnMax, etaNN, phiNN, etaMax, phiMax * TMath::RadToDeg() + 360., phEtaMax, phPhiMax * TMath::RadToDeg() + 360.); | |
6797e4bc | 243 | }//CaloCluster loop |
6c3efb37 | 244 | |
6797e4bc | 245 | }//If trigger arrays filled |
6c3efb37 | 246 | |
247 | PostData(0, fOutputContainer); | |
248 | ||
249 | } | |
250 | ||
251 | //______________________________________________________________________________ | |
f3299f82 | 252 | void AliAnaCaloTrigger::Terminate(Option_t *) |
6c3efb37 | 253 | { |
254 | // Processing when the event loop is ended | |
255 | ||
256 | } |