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a3aebfff | 1 | /************************************************************************** |
1c5acb87 | 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 hereby granted * | |
c8fe2783 | 9 | * without fee, providGetMixedEvent()ed that the above copyright notice appears in all * |
1c5acb87 | 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 | /* $Id: AliAnaPhoton.cxx 28688 2008-09-11 15:04:07Z gconesab $ */ | |
16 | ||
17 | //_________________________________________________________________________ | |
18 | // | |
19 | // Class for the photon identification. | |
20 | // Clusters from calorimeters are identified as photons | |
21 | // and kept in the AOD. Few histograms produced. | |
22 | // | |
23 | // -- Author: Gustavo Conesa (LNF-INFN) | |
24 | ////////////////////////////////////////////////////////////////////////////// | |
25 | ||
26 | ||
27 | // --- ROOT system --- | |
28 | #include <TH2F.h> | |
2244659d | 29 | #include <TH3D.h> |
477d6cee | 30 | #include <TClonesArray.h> |
0c1383b5 | 31 | #include <TObjString.h> |
477d6cee | 32 | //#include <Riostream.h> |
123fc3bd | 33 | #include "TParticle.h" |
1c5acb87 | 34 | |
35 | // --- Analysis system --- | |
36 | #include "AliAnaPhoton.h" | |
37 | #include "AliCaloTrackReader.h" | |
123fc3bd | 38 | #include "AliStack.h" |
1c5acb87 | 39 | #include "AliCaloPID.h" |
6639984f | 40 | #include "AliMCAnalysisUtils.h" |
ff45398a | 41 | #include "AliFiducialCut.h" |
0ae57829 | 42 | #include "AliVCluster.h" |
591cc579 | 43 | #include "AliAODMCParticle.h" |
c8fe2783 | 44 | #include "AliMixedEvent.h" |
45 | ||
1c5acb87 | 46 | |
47 | ClassImp(AliAnaPhoton) | |
48 | ||
49 | //____________________________________________________________________________ | |
50 | AliAnaPhoton::AliAnaPhoton() : | |
51 | AliAnaPartCorrBaseClass(), fCalorimeter(""), | |
a3aebfff | 52 | fMinDist(0.),fMinDist2(0.),fMinDist3(0.),fRejectTrackMatch(0), |
0ae57829 | 53 | fCheckConversion(kFALSE),fAddConvertedPairsToAOD(kFALSE), fMassCut(0), |
2ac125bf | 54 | fTimeCutMin(-1), fTimeCutMax(9999999), fNCellsCut(0), |
2244659d | 55 | fhVertex(0), fhNtraNclu(0), |
0ae57829 | 56 | fhPtPhoton(0),fhPhiPhoton(0),fhEtaPhoton(0), |
7175a03a | 57 | //MC |
123fc3bd | 58 | fhDeltaE(0), fhDeltaPt(0),fhRatioE(0), fhRatioPt(0),fh2E(0),fh2Pt(0), |
0ae57829 | 59 | fhPtMCPhoton(0),fhPhiMCPhoton(0),fhEtaMCPhoton(0), |
1c5acb87 | 60 | fhPtPrompt(0),fhPhiPrompt(0),fhEtaPrompt(0), |
61 | fhPtFragmentation(0),fhPhiFragmentation(0),fhEtaFragmentation(0), | |
6639984f | 62 | fhPtISR(0),fhPhiISR(0),fhEtaISR(0), |
1c5acb87 | 63 | fhPtPi0Decay(0),fhPhiPi0Decay(0),fhEtaPi0Decay(0), |
64 | fhPtOtherDecay(0),fhPhiOtherDecay(0),fhEtaOtherDecay(0), | |
65 | fhPtConversion(0),fhPhiConversion(0),fhEtaConversion(0), | |
66 | fhPtUnknown(0),fhPhiUnknown(0),fhEtaUnknown(0) | |
67 | { | |
68 | //default ctor | |
69 | ||
70 | //Initialize parameters | |
71 | InitParameters(); | |
72 | ||
5ae09196 | 73 | }//____________________________________________________________________________ |
1c5acb87 | 74 | AliAnaPhoton::~AliAnaPhoton() |
75 | { | |
76 | //dtor | |
77 | ||
78 | } | |
79 | ||
0c1383b5 | 80 | //________________________________________________________________________ |
81 | TObjString * AliAnaPhoton::GetAnalysisCuts() | |
82 | { | |
83 | //Save parameters used for analysis | |
84 | TString parList ; //this will be list of parameters used for this analysis. | |
5ae09196 | 85 | const Int_t buffersize = 255; |
86 | char onePar[buffersize] ; | |
0c1383b5 | 87 | |
5ae09196 | 88 | snprintf(onePar,buffersize,"--- AliAnaPhoton ---\n") ; |
0c1383b5 | 89 | parList+=onePar ; |
5ae09196 | 90 | snprintf(onePar,buffersize,"Calorimeter: %s\n",fCalorimeter.Data()) ; |
0c1383b5 | 91 | parList+=onePar ; |
5ae09196 | 92 | snprintf(onePar,buffersize,"fMinDist =%2.2f (Minimal distance to bad channel to accept cluster) \n",fMinDist) ; |
0c1383b5 | 93 | parList+=onePar ; |
5ae09196 | 94 | snprintf(onePar,buffersize,"fMinDist2=%2.2f (Cuts on Minimal distance to study acceptance evaluation) \n",fMinDist2) ; |
0c1383b5 | 95 | parList+=onePar ; |
5ae09196 | 96 | snprintf(onePar,buffersize,"fMinDist3=%2.2f (One more cut on distance used for acceptance-efficiency study) \n",fMinDist3) ; |
0c1383b5 | 97 | parList+=onePar ; |
5ae09196 | 98 | snprintf(onePar,buffersize,"fRejectTrackMatch: %d\n",fRejectTrackMatch) ; |
0c1383b5 | 99 | parList+=onePar ; |
100 | ||
101 | //Get parameters set in base class. | |
102 | parList += GetBaseParametersList() ; | |
103 | ||
104 | //Get parameters set in PID class. | |
105 | parList += GetCaloPID()->GetPIDParametersList() ; | |
106 | ||
107 | //Get parameters set in FiducialCut class (not available yet) | |
108 | //parlist += GetFidCut()->GetFidCutParametersList() | |
109 | ||
110 | return new TObjString(parList) ; | |
111 | } | |
112 | ||
1c5acb87 | 113 | |
114 | //________________________________________________________________________ | |
115 | TList * AliAnaPhoton::GetCreateOutputObjects() | |
116 | { | |
477d6cee | 117 | // Create histograms to be saved in output file and |
118 | // store them in outputContainer | |
119 | TList * outputContainer = new TList() ; | |
120 | outputContainer->SetName("PhotonHistos") ; | |
4a745797 | 121 | |
5a2dbc3c | 122 | Int_t nptbins = GetHistoPtBins(); |
123 | Int_t nphibins = GetHistoPhiBins(); | |
124 | Int_t netabins = GetHistoEtaBins(); | |
477d6cee | 125 | Float_t ptmax = GetHistoPtMax(); |
126 | Float_t phimax = GetHistoPhiMax(); | |
127 | Float_t etamax = GetHistoEtaMax(); | |
128 | Float_t ptmin = GetHistoPtMin(); | |
129 | Float_t phimin = GetHistoPhiMin(); | |
130 | Float_t etamin = GetHistoEtaMin(); | |
131 | ||
132 | //Histograms of highest Photon identified in Event | |
2244659d | 133 | fhVertex = new TH3D ("Vertex","vertex position", 100,-50.,50., 100,-50.,50., 100,-50.,50.); |
134 | fhVertex->SetXTitle("X"); | |
135 | fhVertex->SetYTitle("Y"); | |
136 | fhVertex->SetZTitle("Z"); | |
137 | outputContainer->Add(fhVertex); | |
138 | ||
139 | fhNtraNclu = new TH2F ("hNtracksNcluster","# of tracks vs # of clusters", 500,0,500, 500,0,500); | |
140 | fhNtraNclu->SetXTitle("# of tracks"); | |
141 | fhNtraNclu->SetYTitle("# of clusters"); | |
142 | outputContainer->Add(fhNtraNclu); | |
143 | ||
477d6cee | 144 | fhPtPhoton = new TH1F("hPtPhoton","Number of #gamma over calorimeter",nptbins,ptmin,ptmax); |
145 | fhPtPhoton->SetYTitle("N"); | |
146 | fhPtPhoton->SetXTitle("p_{T #gamma}(GeV/c)"); | |
147 | outputContainer->Add(fhPtPhoton) ; | |
148 | ||
149 | fhPhiPhoton = new TH2F | |
150 | ("hPhiPhoton","#phi_{#gamma}",nptbins,ptmin,ptmax,nphibins,phimin,phimax); | |
151 | fhPhiPhoton->SetYTitle("#phi"); | |
152 | fhPhiPhoton->SetXTitle("p_{T #gamma} (GeV/c)"); | |
153 | outputContainer->Add(fhPhiPhoton) ; | |
154 | ||
155 | fhEtaPhoton = new TH2F | |
5ae09196 | 156 | ("hEtaPhoton","#eta_{#gamma}",nptbins,ptmin,ptmax,netabins,etamin,etamax); |
477d6cee | 157 | fhEtaPhoton->SetYTitle("#eta"); |
158 | fhEtaPhoton->SetXTitle("p_{T #gamma} (GeV/c)"); | |
159 | outputContainer->Add(fhEtaPhoton) ; | |
160 | ||
161 | if(IsDataMC()){ | |
123fc3bd | 162 | fhDeltaE = new TH1F ("hDeltaE","MC - Reco E ", 200,-50,50); |
163 | fhDeltaE->SetXTitle("#Delta E (GeV)"); | |
164 | outputContainer->Add(fhDeltaE); | |
165 | ||
166 | fhDeltaPt = new TH1F ("hDeltaPt","MC - Reco p_{T} ", 200,-50,50); | |
167 | fhDeltaPt->SetXTitle("#Delta p_{T} (GeV/c)"); | |
168 | outputContainer->Add(fhDeltaPt); | |
169 | ||
170 | fhRatioE = new TH1F ("hRatioE","Reco/MC E ", 200,0,2); | |
171 | fhRatioE->SetXTitle("E_{reco}/E_{gen}"); | |
172 | outputContainer->Add(fhRatioE); | |
477d6cee | 173 | |
123fc3bd | 174 | fhRatioPt = new TH1F ("hRatioPt","Reco/MC p_{T} ", 200,0,2); |
175 | fhRatioPt->SetXTitle("p_{T, reco}/p_{T, gen}"); | |
176 | outputContainer->Add(fhRatioPt); | |
177 | ||
178 | fh2E = new TH2F ("h2E","E distribution, reconstructed vs generated", nptbins,ptmin,ptmax,nptbins,ptmin,ptmax); | |
41e886c8 | 179 | fh2E->SetXTitle("E_{rec} (GeV)"); |
180 | fh2E->SetYTitle("E_{gen} (GeV)"); | |
123fc3bd | 181 | outputContainer->Add(fh2E); |
182 | ||
183 | fh2Pt = new TH2F ("h2Pt","p_T distribution, reconstructed vs generated", nptbins,ptmin,ptmax,nptbins,ptmin,ptmax); | |
41e886c8 | 184 | fh2Pt->SetXTitle("p_{T,rec} (GeV/c)"); |
185 | fh2Pt->SetYTitle("p_{T,gen} (GeV/c)"); | |
123fc3bd | 186 | outputContainer->Add(fh2Pt); |
187 | ||
c8fe2783 | 188 | fhPtMCPhoton = new TH1F("hPtMCPhoton","Number of #gamma over calorimeter",nptbins,ptmin,ptmax); |
189 | fhPtMCPhoton->SetYTitle("N"); | |
190 | fhPtMCPhoton->SetXTitle("p_{T #gamma}(GeV/c)"); | |
191 | outputContainer->Add(fhPtMCPhoton) ; | |
192 | ||
193 | fhPhiMCPhoton = new TH2F | |
5ae09196 | 194 | ("hPhiMCPhoton","#phi_{#gamma}, #gamma in MC",nptbins,ptmin,ptmax,nphibins,phimin,phimax); |
c8fe2783 | 195 | fhPhiMCPhoton->SetYTitle("#phi"); |
196 | fhPhiMCPhoton->SetXTitle("p_{T #gamma} (GeV/c)"); | |
197 | outputContainer->Add(fhPhiMCPhoton) ; | |
198 | ||
199 | fhEtaMCPhoton = new TH2F | |
5ae09196 | 200 | ("hEtaMCPhoton","#eta_{#gamma}, #gamma in MC",nptbins,ptmin,ptmax,netabins,etamin,etamax); |
c8fe2783 | 201 | fhEtaMCPhoton->SetYTitle("#eta"); |
202 | fhEtaMCPhoton->SetXTitle("p_{T #gamma} (GeV/c)"); | |
203 | outputContainer->Add(fhEtaMCPhoton) ; | |
204 | ||
591cc579 | 205 | fhPtPrompt = new TH1F("hPtMCPrompt","Number of prompt #gamma over calorimeter",nptbins,ptmin,ptmax); |
477d6cee | 206 | fhPtPrompt->SetYTitle("N"); |
207 | fhPtPrompt->SetXTitle("p_{T #gamma}(GeV/c)"); | |
208 | outputContainer->Add(fhPtPrompt) ; | |
209 | ||
210 | fhPhiPrompt = new TH2F | |
5ae09196 | 211 | ("hPhiMCPrompt","#phi_{#gamma}, prompt #gamma in MC",nptbins,ptmin,ptmax,nphibins,phimin,phimax); |
477d6cee | 212 | fhPhiPrompt->SetYTitle("#phi"); |
213 | fhPhiPrompt->SetXTitle("p_{T #gamma} (GeV/c)"); | |
214 | outputContainer->Add(fhPhiPrompt) ; | |
215 | ||
216 | fhEtaPrompt = new TH2F | |
5ae09196 | 217 | ("hEtaMCPrompt","#eta_{#gamma}, prompt #gamma in MC",nptbins,ptmin,ptmax,netabins,etamin,etamax); |
477d6cee | 218 | fhEtaPrompt->SetYTitle("#eta"); |
219 | fhEtaPrompt->SetXTitle("p_{T #gamma} (GeV/c)"); | |
220 | outputContainer->Add(fhEtaPrompt) ; | |
221 | ||
591cc579 | 222 | fhPtFragmentation = new TH1F("hPtMCFragmentation","Number of fragmentation #gamma over calorimeter",nptbins,ptmin,ptmax); |
477d6cee | 223 | fhPtFragmentation->SetYTitle("N"); |
224 | fhPtFragmentation->SetXTitle("p_{T #gamma}(GeV/c)"); | |
225 | outputContainer->Add(fhPtFragmentation) ; | |
226 | ||
227 | fhPhiFragmentation = new TH2F | |
5ae09196 | 228 | ("hPhiMCFragmentation","#phi_{#gamma}, fragmentation #gamma in MC",nptbins,ptmin,ptmax,nphibins,phimin,phimax); |
477d6cee | 229 | fhPhiFragmentation->SetYTitle("#phi"); |
230 | fhPhiFragmentation->SetXTitle("p_{T #gamma} (GeV/c)"); | |
231 | outputContainer->Add(fhPhiFragmentation) ; | |
232 | ||
233 | fhEtaFragmentation = new TH2F | |
5ae09196 | 234 | ("hEtaMCFragmentation","#eta_{#gamma}, fragmentation #gamma in MC",nptbins,ptmin,ptmax,netabins,etamin,etamax); |
477d6cee | 235 | fhEtaFragmentation->SetYTitle("#eta"); |
236 | fhEtaFragmentation->SetXTitle("p_{T #gamma} (GeV/c)"); | |
237 | outputContainer->Add(fhEtaFragmentation) ; | |
238 | ||
a3aebfff | 239 | fhPtISR = new TH1F("hPtMCISR","Number of initial state radiation #gamma over calorimeter",nptbins,ptmin,ptmax); |
477d6cee | 240 | fhPtISR->SetYTitle("N"); |
241 | fhPtISR->SetXTitle("p_{T #gamma}(GeV/c)"); | |
242 | outputContainer->Add(fhPtISR) ; | |
243 | ||
244 | fhPhiISR = new TH2F | |
a3aebfff | 245 | ("hPhiMCISR","#phi_{#gamma} initial state radiation",nptbins,ptmin,ptmax,nphibins,phimin,phimax); |
477d6cee | 246 | fhPhiISR->SetYTitle("#phi"); |
247 | fhPhiISR->SetXTitle("p_{T #gamma} (GeV/c)"); | |
248 | outputContainer->Add(fhPhiISR) ; | |
249 | ||
250 | fhEtaISR = new TH2F | |
5ae09196 | 251 | ("hEtaMCISR","#eta_{#gamma} initial state radiation",nptbins,ptmin,ptmax,netabins,etamin,etamax); |
477d6cee | 252 | fhEtaISR->SetYTitle("#eta"); |
253 | fhEtaISR->SetXTitle("p_{T #gamma} (GeV/c)"); | |
254 | outputContainer->Add(fhEtaISR) ; | |
255 | ||
591cc579 | 256 | fhPtPi0Decay = new TH1F("hPtMCPi0Decay","Number of #gamma over calorimeter",nptbins,ptmin,ptmax); |
477d6cee | 257 | fhPtPi0Decay->SetYTitle("N"); |
258 | fhPtPi0Decay->SetXTitle("p_{T #gamma}(GeV/c)"); | |
259 | outputContainer->Add(fhPtPi0Decay) ; | |
260 | ||
261 | fhPhiPi0Decay = new TH2F | |
5ae09196 | 262 | ("hPhiMCPi0Decay","#phi_{#gamma}, #pi^{0} decay #gamma in MC",nptbins,ptmin,ptmax,nphibins,phimin,phimax); |
477d6cee | 263 | fhPhiPi0Decay->SetYTitle("#phi"); |
264 | fhPhiPi0Decay->SetXTitle("p_{T #gamma} (GeV/c)"); | |
265 | outputContainer->Add(fhPhiPi0Decay) ; | |
266 | ||
267 | fhEtaPi0Decay = new TH2F | |
5ae09196 | 268 | ("hEtaMCPi0Decay","#eta_{#gamma}, #pi^{0} #gamma in MC",nptbins,ptmin,ptmax,netabins,etamin,etamax); |
477d6cee | 269 | fhEtaPi0Decay->SetYTitle("#eta"); |
270 | fhEtaPi0Decay->SetXTitle("p_{T #gamma} (GeV/c)"); | |
271 | outputContainer->Add(fhEtaPi0Decay) ; | |
272 | ||
a3aebfff | 273 | fhPtOtherDecay = new TH1F("hPtMCOtherDecay","Number of #gamma over calorimeter",nptbins,ptmin,ptmax); |
477d6cee | 274 | fhPtOtherDecay->SetYTitle("N"); |
275 | fhPtOtherDecay->SetXTitle("p_{T #gamma}(GeV/c)"); | |
276 | outputContainer->Add(fhPtOtherDecay) ; | |
277 | ||
278 | fhPhiOtherDecay = new TH2F | |
5ae09196 | 279 | ("hPhiMCOtherDecay","#phi_{#gamma}, other decay #gamma in MC",nptbins,ptmin,ptmax,nphibins,phimin,phimax); |
477d6cee | 280 | fhPhiOtherDecay->SetYTitle("#phi"); |
281 | fhPhiOtherDecay->SetXTitle("p_{T #gamma} (GeV/c)"); | |
282 | outputContainer->Add(fhPhiOtherDecay) ; | |
283 | ||
284 | fhEtaOtherDecay = new TH2F | |
5ae09196 | 285 | ("hEtaMCOtherDecay","#eta_{#gamma}, other decay #gamma in MC",nptbins,ptmin,ptmax,netabins,etamin,etamax); |
477d6cee | 286 | fhEtaOtherDecay->SetYTitle("#eta"); |
287 | fhEtaOtherDecay->SetXTitle("p_{T #gamma} (GeV/c)"); | |
288 | outputContainer->Add(fhEtaOtherDecay) ; | |
289 | ||
a3aebfff | 290 | fhPtConversion = new TH1F("hPtMCConversion","Number of #gamma over calorimeter",nptbins,ptmin,ptmax); |
477d6cee | 291 | fhPtConversion->SetYTitle("N"); |
292 | fhPtConversion->SetXTitle("p_{T #gamma}(GeV/c)"); | |
293 | outputContainer->Add(fhPtConversion) ; | |
294 | ||
295 | fhPhiConversion = new TH2F | |
5ae09196 | 296 | ("hPhiMCConversion","#phi_{#gamma}, conversion #gamma in MC",nptbins,ptmin,ptmax,nphibins,phimin,phimax); |
477d6cee | 297 | fhPhiConversion->SetYTitle("#phi"); |
298 | fhPhiConversion->SetXTitle("p_{T #gamma} (GeV/c)"); | |
299 | outputContainer->Add(fhPhiConversion) ; | |
300 | ||
301 | fhEtaConversion = new TH2F | |
5ae09196 | 302 | ("hEtaMCConversion","#eta_{#gamma}, conversion #gamma in MC",nptbins,ptmin,ptmax,netabins,etamin,etamax); |
477d6cee | 303 | fhEtaConversion->SetYTitle("#eta"); |
304 | fhEtaConversion->SetXTitle("p_{T #gamma} (GeV/c)"); | |
305 | outputContainer->Add(fhEtaConversion) ; | |
306 | ||
a3aebfff | 307 | fhPtUnknown = new TH1F("hPtMCUnknown","Number of #gamma over calorimeter",nptbins,ptmin,ptmax); |
477d6cee | 308 | fhPtUnknown->SetYTitle("N"); |
309 | fhPtUnknown->SetXTitle("p_{T #gamma}(GeV/c)"); | |
310 | outputContainer->Add(fhPtUnknown) ; | |
311 | ||
312 | fhPhiUnknown = new TH2F | |
5ae09196 | 313 | ("hPhiMCUnknown","#phi_{#gamma}, unknown origin",nptbins,ptmin,ptmax,nphibins,phimin,phimax); |
477d6cee | 314 | fhPhiUnknown->SetYTitle("#phi"); |
315 | fhPhiUnknown->SetXTitle("p_{T #gamma} (GeV/c)"); | |
316 | outputContainer->Add(fhPhiUnknown) ; | |
317 | ||
318 | fhEtaUnknown = new TH2F | |
5ae09196 | 319 | ("hEtaMCUnknown","#eta_{#gamma}, unknown origin",nptbins,ptmin,ptmax,netabins,etamin,etamax); |
477d6cee | 320 | fhEtaUnknown->SetYTitle("#eta"); |
321 | fhEtaUnknown->SetXTitle("p_{T #gamma} (GeV/c)"); | |
322 | outputContainer->Add(fhEtaUnknown) ; | |
a3aebfff | 323 | |
477d6cee | 324 | }//Histos with MC |
0c1383b5 | 325 | |
477d6cee | 326 | return outputContainer ; |
327 | ||
1c5acb87 | 328 | } |
329 | ||
6639984f | 330 | //____________________________________________________________________________ |
331 | void AliAnaPhoton::Init() | |
332 | { | |
333 | ||
334 | //Init | |
335 | //Do some checks | |
1e86c71e | 336 | if(fCalorimeter == "PHOS" && !GetReader()->IsPHOSSwitchedOn() && NewOutputAOD()){ |
591cc579 | 337 | printf("AliAnaPhoton::Init() - !!STOP: You want to use PHOS in analysis but it is not read!! \n!!Check the configuration file!!\n"); |
6639984f | 338 | abort(); |
339 | } | |
1e86c71e | 340 | else if(fCalorimeter == "EMCAL" && !GetReader()->IsEMCALSwitchedOn() && NewOutputAOD()){ |
591cc579 | 341 | printf("AliAnaPhoton::Init() - !!STOP: You want to use EMCAL in analysis but it is not read!! \n!!Check the configuration file!!\n"); |
6639984f | 342 | abort(); |
343 | } | |
344 | ||
345 | } | |
346 | ||
347 | ||
1c5acb87 | 348 | //____________________________________________________________________________ |
349 | void AliAnaPhoton::InitParameters() | |
350 | { | |
351 | ||
352 | //Initialize the parameters of the analysis. | |
a3aebfff | 353 | AddToHistogramsName("AnaPhoton_"); |
354 | ||
1c5acb87 | 355 | fCalorimeter = "PHOS" ; |
356 | fMinDist = 2.; | |
357 | fMinDist2 = 4.; | |
358 | fMinDist3 = 5.; | |
1e86c71e | 359 | fMassCut = 0.03; //30 MeV |
360 | ||
4cf55759 | 361 | fTimeCutMin = -1; |
362 | fTimeCutMax = 9999999; | |
2ac125bf | 363 | fNCellsCut = 0; |
364 | ||
1e86c71e | 365 | fRejectTrackMatch = kTRUE ; |
366 | fCheckConversion = kFALSE; | |
367 | fAddConvertedPairsToAOD = kFALSE; | |
368 | ||
1c5acb87 | 369 | } |
370 | ||
371 | //__________________________________________________________________ | |
372 | void AliAnaPhoton::MakeAnalysisFillAOD() | |
373 | { | |
f8006433 | 374 | //Do photon analysis and fill aods |
f37fa8d2 | 375 | |
376 | // Double_t vertex2[] = {0,0,0} ; //vertex from second input aod | |
5025c139 | 377 | //Get the vertex and check it is not too large in z, cut for SE |
378 | Double_t v[3] = {0,0,0}; //vertex ; | |
379 | GetReader()->GetVertex(v); | |
380 | if(!GetMixedEvent() && TMath::Abs(v[2]) > GetZvertexCut()) return ; | |
f8006433 | 381 | |
f37fa8d2 | 382 | //Select the Calorimeter of the photon |
c8fe2783 | 383 | TObjArray * pl = 0x0; |
477d6cee | 384 | if(fCalorimeter == "PHOS") |
385 | pl = GetAODPHOS(); | |
386 | else if (fCalorimeter == "EMCAL") | |
387 | pl = GetAODEMCAL(); | |
5ae09196 | 388 | |
389 | if(!pl) { | |
390 | Info("MakeAnalysisFillAOD","TObjArray with %s clusters is NULL!\n",fCalorimeter.Data()); | |
391 | return; | |
392 | } | |
0ae57829 | 393 | |
394 | //Fill AODParticle with PHOS/EMCAL aods | |
1e86c71e | 395 | TLorentzVector mom, mom2 ; |
396 | Int_t nCaloClusters = pl->GetEntriesFast(); | |
0ae57829 | 397 | if(GetDebug() > 0) printf("AliAnaPhoton::MakeAnalysisFillAOD() - input %s cluster entries %d\n", fCalorimeter.Data(), nCaloClusters); |
1e86c71e | 398 | Bool_t * indexConverted = new Bool_t[nCaloClusters]; |
c8fe2783 | 399 | for (Int_t i = 0; i < nCaloClusters; i++) |
400 | indexConverted[i] = kFALSE; | |
1e86c71e | 401 | |
402 | for(Int_t icalo = 0; icalo < nCaloClusters; icalo++){ | |
403 | ||
0ae57829 | 404 | AliVCluster * calo = (AliVCluster*) (pl->At(icalo)); |
405 | //printf("calo %d, %f\n",icalo,calo->E()); | |
f8006433 | 406 | |
407 | //Get the index where the cluster comes, to retrieve the corresponding vertex | |
c8fe2783 | 408 | Int_t evtIndex = 0 ; |
409 | if (GetMixedEvent()) { | |
410 | evtIndex=GetMixedEvent()->EventIndexForCaloCluster(calo->GetID()) ; | |
5025c139 | 411 | //Get the vertex and check it is not too large in z |
96539743 | 412 | if(TMath::Abs(GetVertex(evtIndex)[2])> GetZvertexCut()) continue; |
c8fe2783 | 413 | } |
f8006433 | 414 | |
f37fa8d2 | 415 | //Cluster selection, not charged, with photon id and in fiducial cut |
233e0df8 | 416 | |
f37fa8d2 | 417 | //Input from second AOD? |
f8006433 | 418 | //Int_t input = 0; |
f37fa8d2 | 419 | // if (fCalorimeter == "EMCAL" && GetReader()->GetAODEMCALNormalInputEntries() <= icalo) |
420 | // input = 1 ; | |
421 | // else if(fCalorimeter == "PHOS" && GetReader()->GetAODPHOSNormalInputEntries() <= icalo) | |
422 | // input = 1; | |
233e0df8 | 423 | |
f37fa8d2 | 424 | //Get Momentum vector, |
f8006433 | 425 | //if (input == 0) |
426 | if(GetReader()->GetDataType() != AliCaloTrackReader::kMC){ | |
427 | calo->GetMomentum(mom,GetVertex(evtIndex)) ;}//Assume that come from vertex in straight line | |
428 | else{ | |
429 | Double_t vertex[]={0,0,0}; | |
430 | calo->GetMomentum(mom,vertex) ; | |
431 | } | |
432 | //printf("AliAnaPhoton::MakeAnalysisFillAOD(): Vertex : %f,%f,%f\n",GetVertex(evtIndex)[0] ,GetVertex(evtIndex)[1],GetVertex(evtIndex)[2]); | |
433 | ||
f37fa8d2 | 434 | // else if(input == 1) |
435 | // calo->GetMomentum(mom,vertex2);//Assume that come from vertex in straight line | |
c8fe2783 | 436 | |
f37fa8d2 | 437 | //If too small or big pt, skip it |
477d6cee | 438 | if(mom.Pt() < GetMinPt() || mom.Pt() > GetMaxPt() ) continue ; |
4cf55759 | 439 | Double_t tof = calo->GetTOF()*1e9; |
c8fe2783 | 440 | |
441 | if(tof < fTimeCutMin || tof > fTimeCutMax) continue; | |
2ac125bf | 442 | |
0ae57829 | 443 | if(calo->GetNCells() <= fNCellsCut && GetReader()->GetDataType() != AliCaloTrackReader::kMC) continue; |
2ac125bf | 444 | |
0ae57829 | 445 | //printf("AliAnaPhoton::Current Event %d; Current File Name : %s, E %2.2f, pT %2.2f, Ecl %2.2f, phi %2.2f, eta %2.2f\n",GetReader()->GetEventNumber(),(GetReader()->GetCurrentFileName()).Data(), |
446 | // mom.E(), mom.Pt(),calo->E(),mom.Phi()*TMath::RadToDeg(),mom.Eta()); | |
c8fe2783 | 447 | |
f37fa8d2 | 448 | //Check acceptance selection |
ff45398a | 449 | if(IsFiducialCutOn()){ |
450 | Bool_t in = GetFiducialCut()->IsInFiducialCut(mom,fCalorimeter) ; | |
477d6cee | 451 | if(! in ) continue ; |
452 | } | |
0ae57829 | 453 | //printf("Fiducial cut passed \n"); |
c8fe2783 | 454 | |
f37fa8d2 | 455 | //Create AOD for analysis |
477d6cee | 456 | AliAODPWG4Particle aodph = AliAODPWG4Particle(mom); |
c8fe2783 | 457 | Int_t label = calo->GetLabel(); |
591cc579 | 458 | aodph.SetLabel(label); |
f8006433 | 459 | //aodph.SetInputFileIndex(input); |
c8fe2783 | 460 | |
f37fa8d2 | 461 | //printf("Index %d, Id %d\n",icalo, calo->GetID()); |
462 | //Set the indeces of the original caloclusters | |
477d6cee | 463 | aodph.SetCaloLabel(calo->GetID(),-1); |
464 | aodph.SetDetector(fCalorimeter); | |
465 | if(GetDebug() > 1) | |
ff45398a | 466 | printf("AliAnaPhoton::MakeAnalysisFillAOD() - Min pt cut and fiducial cut passed: pt %3.2f, phi %2.2f, eta %1.2f\n",aodph.Pt(),aodph.Phi(),aodph.Eta()); |
477d6cee | 467 | |
f37fa8d2 | 468 | //Check Distance to Bad channel, set bit. |
c8fe2783 | 469 | Double_t distBad=calo->GetDistanceToBadChannel() ; //Distance to bad channel |
477d6cee | 470 | if(distBad < 0.) distBad=9999. ; //workout strange convension dist = -1. ; |
471 | if(distBad < fMinDist) //In bad channel (PHOS cristal size 2.2x2.2 cm) | |
472 | continue ; | |
473 | ||
a3aebfff | 474 | if(GetDebug() > 1) printf("AliAnaPhoton::MakeAnalysisFillAOD() - Bad channel cut passed %4.2f\n",distBad); |
477d6cee | 475 | |
f37fa8d2 | 476 | if (distBad > fMinDist3) aodph.SetDistToBad(2) ; |
477d6cee | 477 | else if(distBad > fMinDist2) aodph.SetDistToBad(1) ; |
f37fa8d2 | 478 | else aodph.SetDistToBad(0) ; |
477d6cee | 479 | |
f37fa8d2 | 480 | //Skip matched clusters with tracks |
481 | if(fRejectTrackMatch && IsTrackMatched(calo)) continue ; | |
482 | if(GetDebug() > 1) printf("AliAnaPhoton::MakeAnalysisFillAOD() - TrackMatching cut passed \n"); | |
c8fe2783 | 483 | |
f37fa8d2 | 484 | //Check PID |
485 | //PID selection or bit setting | |
477d6cee | 486 | if(GetReader()->GetDataType() == AliCaloTrackReader::kMC){ |
f37fa8d2 | 487 | //Get most probable PID, check PID weights (in MC this option is mandatory) |
c8fe2783 | 488 | aodph.SetPdg(GetCaloPID()->GetPdg(fCalorimeter,calo->GetPID(),mom.E()));//PID with weights |
a3aebfff | 489 | if(GetDebug() > 1) printf("AliAnaPhoton::MakeAnalysisFillAOD() - PDG of identified particle %d\n",aodph.GetPdg()); |
f37fa8d2 | 490 | //If primary is not photon, skip it. |
477d6cee | 491 | if(aodph.GetPdg() != AliCaloPID::kPhoton) continue ; |
492 | } | |
493 | else if(IsCaloPIDOn()){ | |
c8fe2783 | 494 | |
f37fa8d2 | 495 | //Get most probable PID, 2 options check PID weights |
496 | //or redo PID, recommended option for EMCal. | |
477d6cee | 497 | if(!IsCaloPIDRecalculationOn()) |
c8fe2783 | 498 | aodph.SetPdg(GetCaloPID()->GetPdg(fCalorimeter,calo->GetPID(),mom.E()));//PID with weights |
477d6cee | 499 | else |
c8fe2783 | 500 | aodph.SetPdg(GetCaloPID()->GetPdg(fCalorimeter,mom,calo));//PID recalculated |
477d6cee | 501 | |
a3aebfff | 502 | if(GetDebug() > 1) printf("AliAnaPhoton::MakeAnalysisFillAOD() - PDG of identified particle %d\n",aodph.GetPdg()); |
477d6cee | 503 | |
f37fa8d2 | 504 | //If cluster does not pass pid, not photon, skip it. |
477d6cee | 505 | if(aodph.GetPdg() != AliCaloPID::kPhoton) continue ; |
506 | ||
507 | } | |
508 | else{ | |
f37fa8d2 | 509 | //Set PID bits for later selection (AliAnaPi0 for example) |
510 | //GetPDG already called in SetPIDBits. | |
f2ccb5b8 | 511 | GetCaloPID()->SetPIDBits(fCalorimeter,calo,&aodph, GetCaloUtils()); |
a3aebfff | 512 | if(GetDebug() > 1) printf("AliAnaPhoton::MakeAnalysisFillAOD() - PID Bits set \n"); |
477d6cee | 513 | } |
514 | ||
a3aebfff | 515 | if(GetDebug() > 1) printf("AliAnaPhoton::MakeAnalysisFillAOD() - Photon selection cuts passed: pT %3.2f, pdg %d\n",aodph.Pt(), aodph.GetPdg()); |
477d6cee | 516 | |
f37fa8d2 | 517 | //Play with the MC stack if available |
518 | //Check origin of the candidates | |
477d6cee | 519 | if(IsDataMC()){ |
c8fe2783 | 520 | |
521 | aodph.SetTag(GetMCAnalysisUtils()->CheckOrigin(calo->GetLabels(),calo->GetNLabels(),GetReader(), aodph.GetInputFileIndex())); | |
591cc579 | 522 | if(GetDebug() > 0) printf("AliAnaPhoton::MakeAnalysisFillAOD() - Origin of candidate, bit map %d\n",aodph.GetTag()); |
477d6cee | 523 | }//Work with stack also |
524 | ||
c8fe2783 | 525 | |
f37fa8d2 | 526 | // Check if cluster comes from a conversion in the material in front of the calorimeter |
527 | // Do invariant mass of all pairs, if mass is close to 0, then it is conversion. | |
c8fe2783 | 528 | |
529 | if(fCheckConversion && nCaloClusters > 1){ | |
530 | Bool_t bConverted = kFALSE; | |
531 | Int_t id2 = -1; | |
1e86c71e | 532 | |
f37fa8d2 | 533 | //Check if set previously as converted couple, if so skip its use. |
c8fe2783 | 534 | if (indexConverted[icalo]) continue; |
1e86c71e | 535 | |
c8fe2783 | 536 | for(Int_t jcalo = icalo + 1 ; jcalo < nCaloClusters ; jcalo++) { |
f37fa8d2 | 537 | //Check if set previously as converted couple, if so skip its use. |
c8fe2783 | 538 | if (indexConverted[jcalo]) continue; |
f37fa8d2 | 539 | //printf("Check Conversion indeces %d and %d\n",icalo,jcalo); |
0ae57829 | 540 | AliVCluster * calo2 = (AliVCluster*) (pl->At(jcalo)); //Get cluster kinematics |
c8fe2783 | 541 | Int_t evtIndex2 = 0 ; |
542 | if (GetMixedEvent()) { | |
543 | evtIndex2=GetMixedEvent()->EventIndexForCaloCluster(calo2->GetID()) ; | |
f8006433 | 544 | |
c8fe2783 | 545 | } |
f8006433 | 546 | |
547 | if(GetReader()->GetDataType() != AliCaloTrackReader::kMC){ | |
548 | calo->GetMomentum(mom2,GetVertex(evtIndex2)) ;}//Assume that come from vertex in straight line | |
549 | else{ | |
550 | Double_t vertex[]={0,0,0}; | |
551 | calo->GetMomentum(mom2,vertex) ; | |
552 | } | |
553 | ||
f37fa8d2 | 554 | //Check only certain regions |
c8fe2783 | 555 | Bool_t in2 = kTRUE; |
556 | if(IsFiducialCutOn()) in2 = GetFiducialCut()->IsInFiducialCut(mom2,fCalorimeter) ; | |
557 | if(!in2) continue; | |
558 | ||
f37fa8d2 | 559 | //Get mass of pair, if small, take this pair. |
560 | //printf("\t both in calo, mass %f, cut %f\n",(mom+mom2).M(),fMassCut); | |
c8fe2783 | 561 | if((mom+mom2).M() < fMassCut){ |
562 | bConverted = kTRUE; | |
563 | id2 = calo2->GetID(); | |
564 | indexConverted[jcalo]=kTRUE; | |
565 | break; | |
566 | } | |
1e86c71e | 567 | |
c8fe2783 | 568 | }//Mass loop |
1e86c71e | 569 | |
c8fe2783 | 570 | if(bConverted){ |
571 | if(fAddConvertedPairsToAOD){ | |
f37fa8d2 | 572 | //Create AOD of pair analysis |
c8fe2783 | 573 | TLorentzVector mpair = mom+mom2; |
574 | AliAODPWG4Particle aodpair = AliAODPWG4Particle(mpair); | |
575 | aodpair.SetLabel(aodph.GetLabel()); | |
f8006433 | 576 | //aodpair.SetInputFileIndex(input); |
c8fe2783 | 577 | |
f37fa8d2 | 578 | //printf("Index %d, Id %d\n",icalo, calo->GetID()); |
579 | //Set the indeces of the original caloclusters | |
c8fe2783 | 580 | aodpair.SetCaloLabel(calo->GetID(),id2); |
581 | aodpair.SetDetector(fCalorimeter); | |
582 | aodpair.SetPdg(aodph.GetPdg()); | |
583 | aodpair.SetTag(aodph.GetTag()); | |
584 | ||
f37fa8d2 | 585 | //Add AOD with pair object to aod branch |
c8fe2783 | 586 | AddAODParticle(aodpair); |
f37fa8d2 | 587 | //printf("\t \t both added pair\n"); |
c8fe2783 | 588 | } |
589 | ||
f37fa8d2 | 590 | //Do not add the current calocluster |
c8fe2783 | 591 | continue; |
592 | }//converted pair | |
593 | }//check conversion | |
f37fa8d2 | 594 | //printf("\t \t added single cluster %d\n",icalo); |
1e86c71e | 595 | |
f37fa8d2 | 596 | //Add AOD with photon object to aod branch |
477d6cee | 597 | AddAODParticle(aodph); |
598 | ||
599 | }//loop | |
600 | ||
4a745797 | 601 | delete [] indexConverted; |
602 | ||
f37fa8d2 | 603 | if(GetDebug() > 1) printf("AliAnaPhoton::MakeAnalysisFillAOD() End fill AODs, with %d entries \n",GetOutputAODBranch()->GetEntriesFast()); |
477d6cee | 604 | |
1c5acb87 | 605 | } |
606 | ||
607 | //__________________________________________________________________ | |
608 | void AliAnaPhoton::MakeAnalysisFillHistograms() | |
609 | { | |
f8006433 | 610 | //Do analysis and fill histograms |
611 | ||
591cc579 | 612 | // Access MC information in stack if requested, check that it exists. |
613 | AliStack * stack = 0x0; | |
614 | TParticle * primary = 0x0; | |
615 | TClonesArray * mcparticles0 = 0x0; | |
f8006433 | 616 | //TClonesArray * mcparticles1 = 0x0; |
591cc579 | 617 | AliAODMCParticle * aodprimary = 0x0; |
618 | if(IsDataMC()){ | |
619 | ||
620 | if(GetReader()->ReadStack()){ | |
621 | stack = GetMCStack() ; | |
622 | if(!stack) { | |
623 | printf("AliAnaPhoton::MakeAnalysisFillHistograms() - Stack not available, is the MC handler called? STOP\n"); | |
624 | abort(); | |
625 | } | |
f8006433 | 626 | |
591cc579 | 627 | } |
628 | else if(GetReader()->ReadAODMCParticles()){ | |
f8006433 | 629 | |
591cc579 | 630 | //Get the list of MC particles |
631 | mcparticles0 = GetReader()->GetAODMCParticles(0); | |
632 | if(!mcparticles0 && GetDebug() > 0) { | |
633 | printf("AliAnaPhoton::MakeAnalysisFillHistograms() - Standard MCParticles not available!\n"); | |
634 | } | |
f8006433 | 635 | // if(GetReader()->GetSecondInputAODTree()){ |
636 | // mcparticles1 = GetReader()->GetAODMCParticles(1); | |
637 | // if(!mcparticles1 && GetDebug() > 0) { | |
638 | // printf("AliAnaPhoton::MakeAnalysisFillHistograms() - Second input MCParticles not available!\n"); | |
639 | // } | |
640 | // } | |
591cc579 | 641 | |
642 | } | |
643 | }// is data and MC | |
644 | ||
123fc3bd | 645 | //Loop on stored AOD photons |
2244659d | 646 | Double_t v[3] = {0,0,0}; //vertex ; |
647 | GetReader()->GetVertex(v); | |
648 | fhVertex->Fill(v[0],v[1],v[2]); | |
649 | if(TMath::Abs(v[2]) > GetZvertexCut()) return ; | |
123fc3bd | 650 | Int_t naod = GetOutputAODBranch()->GetEntriesFast(); |
2244659d | 651 | fhNtraNclu->Fill(GetReader()->GetTrackMultiplicity(), naod); |
123fc3bd | 652 | if(GetDebug() > 0) printf("AliAnaPhoton::MakeAnalysisFillHistograms() - aod branch entries %d\n", naod); |
653 | ||
654 | for(Int_t iaod = 0; iaod < naod ; iaod++){ | |
c8fe2783 | 655 | AliAODPWG4Particle* ph = (AliAODPWG4Particle*) (GetOutputAODBranch()->At(iaod)); |
656 | Int_t pdg = ph->GetPdg(); | |
657 | ||
658 | if(GetDebug() > 3) | |
659 | printf("AliAnaPhoton::MakeAnalysisFillHistograms() - PDG %d, MC TAG %d, Calorimeter %s\n", ph->GetPdg(),ph->GetTag(), (ph->GetDetector()).Data()) ; | |
660 | ||
661 | //If PID used, fill histos with photons in Calorimeter fCalorimeter | |
662 | if(IsCaloPIDOn() && pdg != AliCaloPID::kPhoton) continue; | |
663 | if(ph->GetDetector() != fCalorimeter) continue; | |
664 | ||
665 | if(GetDebug() > 2) | |
666 | printf("AliAnaPhoton::MakeAnalysisFillHistograms() - ID Photon: pt %f, phi %f, eta %f\n", ph->Pt(),ph->Phi(),ph->Eta()) ; | |
667 | ||
668 | //Fill photon histograms | |
669 | Float_t ptcluster = ph->Pt(); | |
670 | Float_t phicluster = ph->Phi(); | |
671 | Float_t etacluster = ph->Eta(); | |
672 | Float_t ecluster = ph->E(); | |
673 | ||
674 | fhPtPhoton ->Fill(ptcluster); | |
675 | fhPhiPhoton ->Fill(ptcluster,phicluster); | |
676 | fhEtaPhoton ->Fill(ptcluster,etacluster); | |
677 | ||
678 | //Play with the MC data if available | |
679 | if(IsDataMC()){ | |
680 | ||
681 | Int_t tag =ph->GetTag(); | |
682 | ||
683 | if( GetMCAnalysisUtils()->CheckTagBit(tag,AliMCAnalysisUtils::kMCPhoton)) | |
f8006433 | 684 | { |
685 | fhPtMCPhoton ->Fill(ptcluster); | |
686 | fhPhiMCPhoton ->Fill(ptcluster,phicluster); | |
687 | fhEtaMCPhoton ->Fill(ptcluster,etacluster); | |
688 | ||
689 | if(GetMCAnalysisUtils()->CheckTagBit(tag,AliMCAnalysisUtils::kMCConversion)) | |
690 | { | |
691 | fhPtConversion ->Fill(ptcluster); | |
692 | fhPhiConversion ->Fill(ptcluster,phicluster); | |
693 | fhEtaConversion ->Fill(ptcluster,etacluster); | |
694 | } | |
695 | ||
696 | if(GetMCAnalysisUtils()->CheckTagBit(tag,AliMCAnalysisUtils::kMCPrompt)){ | |
697 | fhPtPrompt ->Fill(ptcluster); | |
698 | fhPhiPrompt ->Fill(ptcluster,phicluster); | |
699 | fhEtaPrompt ->Fill(ptcluster,etacluster); | |
700 | } | |
701 | else if(GetMCAnalysisUtils()->CheckTagBit(tag,AliMCAnalysisUtils::kMCFragmentation)) | |
702 | { | |
703 | fhPtFragmentation ->Fill(ptcluster); | |
704 | fhPhiFragmentation ->Fill(ptcluster,phicluster); | |
705 | fhEtaFragmentation ->Fill(ptcluster,etacluster); | |
706 | } | |
707 | else if(GetMCAnalysisUtils()->CheckTagBit(tag,AliMCAnalysisUtils::kMCISR)) | |
708 | { | |
709 | fhPtISR ->Fill(ptcluster); | |
710 | fhPhiISR ->Fill(ptcluster,phicluster); | |
711 | fhEtaISR ->Fill(ptcluster,etacluster); | |
712 | } | |
713 | else if(GetMCAnalysisUtils()->CheckTagBit(tag,AliMCAnalysisUtils::kMCPi0Decay)) | |
714 | { | |
715 | fhPtPi0Decay ->Fill(ptcluster); | |
716 | fhPhiPi0Decay ->Fill(ptcluster,phicluster); | |
717 | fhEtaPi0Decay ->Fill(ptcluster,etacluster); | |
718 | } | |
719 | else if(GetMCAnalysisUtils()->CheckTagBit(tag,AliMCAnalysisUtils::kMCEtaDecay) || GetMCAnalysisUtils()->CheckTagBit(tag,AliMCAnalysisUtils::kMCOtherDecay)) | |
720 | { | |
721 | fhPtOtherDecay ->Fill(ptcluster); | |
722 | fhPhiOtherDecay ->Fill(ptcluster,phicluster); | |
723 | fhEtaOtherDecay ->Fill(ptcluster,etacluster); | |
724 | } | |
725 | } | |
c8fe2783 | 726 | else{ |
727 | fhPtUnknown ->Fill(ptcluster); | |
728 | fhPhiUnknown ->Fill(ptcluster,phicluster); | |
729 | fhEtaUnknown ->Fill(ptcluster,etacluster); | |
730 | ||
f8006433 | 731 | // printf(" AliAnaPhoton::MakeAnalysisFillHistograms() - Label %d, pT %2.3f Unknown, bits set: ", |
732 | // ph->GetLabel(),ph->Pt()); | |
733 | // for(Int_t i = 0; i < 20; i++) { | |
734 | // if(GetMCAnalysisUtils()->CheckTagBit(tag,i)) printf(" %d, ",i); | |
735 | // } | |
736 | // printf("\n"); | |
737 | ||
c8fe2783 | 738 | } |
739 | ||
740 | ||
741 | // Access MC information in stack if requested, check that it exists. | |
742 | Int_t label =ph->GetLabel(); | |
743 | if(label < 0) { | |
744 | printf("AliAnaPhoton::MakeAnalysisFillHistograms() *** bad label ***: label %d \n", label); | |
745 | continue; | |
746 | } | |
747 | ||
748 | Float_t eprim = 0; | |
749 | Float_t ptprim = 0; | |
750 | if(GetReader()->ReadStack()){ | |
751 | ||
752 | if(label >= stack->GetNtrack()) { | |
f8006433 | 753 | if(GetDebug() > 2) printf("AliAnaPhoton::MakeAnalysisFillHistograms() *** large label ***: label %d, n tracks %d \n", label, stack->GetNtrack()); |
754 | continue ; | |
c8fe2783 | 755 | } |
756 | ||
757 | primary = stack->Particle(label); | |
758 | if(!primary){ | |
f8006433 | 759 | printf("AliAnaPhoton::MakeAnalysisFillHistograms() *** no primary ***: label %d \n", label); |
760 | continue; | |
c8fe2783 | 761 | } |
762 | eprim = primary->Energy(); | |
763 | ptprim = primary->Pt(); | |
764 | ||
765 | } | |
766 | else if(GetReader()->ReadAODMCParticles()){ | |
767 | //Check which is the input | |
768 | if(ph->GetInputFileIndex() == 0){ | |
f8006433 | 769 | if(!mcparticles0) continue; |
770 | if(label >= mcparticles0->GetEntriesFast()) { | |
771 | if(GetDebug() > 2) printf("AliAnaPhoton::MakeAnalysisFillHistograms() *** large label ***: label %d, n tracks %d \n", | |
772 | label, mcparticles0->GetEntriesFast()); | |
773 | continue ; | |
774 | } | |
775 | //Get the particle | |
776 | aodprimary = (AliAODMCParticle*) mcparticles0->At(label); | |
777 | ||
c8fe2783 | 778 | } |
f8006433 | 779 | // else {//Second input |
780 | // if(!mcparticles1) continue; | |
781 | // if(label >= mcparticles1->GetEntriesFast()) { | |
782 | // if(GetDebug() > 2) printf("AliAnaPhoton::MakeAnalysisFillHistograms() *** large label ***: label %d, n tracks %d \n", | |
783 | // label, mcparticles1->GetEntriesFast()); | |
784 | // continue ; | |
785 | // } | |
786 | // //Get the particle | |
787 | // aodprimary = (AliAODMCParticle*) mcparticles1->At(label); | |
788 | // | |
789 | // }//second input | |
c8fe2783 | 790 | |
791 | if(!aodprimary){ | |
f8006433 | 792 | printf("AliAnaPhoton::MakeAnalysisFillHistograms() *** no primary ***: label %d \n", label); |
793 | continue; | |
c8fe2783 | 794 | } |
795 | ||
796 | eprim = aodprimary->E(); | |
797 | ptprim = aodprimary->Pt(); | |
798 | ||
799 | } | |
800 | ||
801 | fh2E ->Fill(ecluster, eprim); | |
802 | fh2Pt ->Fill(ptcluster, ptprim); | |
803 | fhDeltaE ->Fill(eprim-ecluster); | |
804 | fhDeltaPt->Fill(ptprim-ptcluster); | |
805 | if(eprim > 0) fhRatioE ->Fill(ecluster/eprim); | |
806 | if(ptprim > 0) fhRatioPt ->Fill(ptcluster/ptprim); | |
807 | ||
808 | }//Histograms with MC | |
809 | ||
810 | }// aod loop | |
591cc579 | 811 | |
1c5acb87 | 812 | } |
813 | ||
814 | ||
815 | //__________________________________________________________________ | |
816 | void AliAnaPhoton::Print(const Option_t * opt) const | |
817 | { | |
477d6cee | 818 | //Print some relevant parameters set for the analysis |
819 | ||
820 | if(! opt) | |
821 | return; | |
822 | ||
823 | printf("**** Print %s %s ****\n", GetName(), GetTitle() ) ; | |
824 | AliAnaPartCorrBaseClass::Print(" "); | |
a3aebfff | 825 | |
477d6cee | 826 | printf("Calorimeter = %s\n", fCalorimeter.Data()) ; |
827 | printf("Min Distance to Bad Channel = %2.1f\n",fMinDist); | |
828 | printf("Min Distance to Bad Channel 2 = %2.1f\n",fMinDist2); | |
829 | printf("Min Distance to Bad Channel 3 = %2.1f\n",fMinDist3); | |
a3aebfff | 830 | printf("Reject clusters with a track matched = %d\n",fRejectTrackMatch); |
1e86c71e | 831 | printf("Check Pair Conversion = %d\n",fCheckConversion); |
832 | printf("Add conversion pair to AOD = %d\n",fAddConvertedPairsToAOD); | |
833 | printf("Conversion pair mass cut = %f\n",fMassCut); | |
4cf55759 | 834 | printf("Time Cut: %3.1f < TOF < %3.1f\n", fTimeCutMin, fTimeCutMax); |
2ac125bf | 835 | printf("Number of cells in cluster is > %d \n", fNCellsCut); |
477d6cee | 836 | printf(" \n") ; |
1c5acb87 | 837 | |
838 | } |