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ea3fd2d5 | 1 | // $Id$ |
2 | ||
ea3fd2d5 | 3 | #include "AliAnalysisTaskEMCALPi0PbPb.h" |
fa443410 | 4 | #include <TAxis.h> |
717fe7de | 5 | #include <TChain.h> |
6 | #include <TClonesArray.h> | |
f5d4ab70 | 7 | #include <TFile.h> |
296ea9b4 | 8 | #include <TGeoGlobalMagField.h> |
717fe7de | 9 | #include <TH1F.h> |
10 | #include <TH2F.h> | |
11 | #include <TList.h> | |
12 | #include <TLorentzVector.h> | |
f5d4ab70 | 13 | #include <TNtuple.h> |
296ea9b4 | 14 | #include <TProfile.h> |
15 | #include <TVector2.h> | |
717fe7de | 16 | #include "AliAODEvent.h" |
17 | #include "AliAODVertex.h" | |
18 | #include "AliAnalysisManager.h" | |
19 | #include "AliAnalysisTaskEMCALClusterizeFast.h" | |
296ea9b4 | 20 | #include "AliCDBManager.h" |
ea3fd2d5 | 21 | #include "AliCentrality.h" |
ea3fd2d5 | 22 | #include "AliEMCALGeoUtils.h" |
0ec74551 | 23 | #include "AliEMCALGeometry.h" |
296ea9b4 | 24 | #include "AliEMCALRecoUtils.h" |
717fe7de | 25 | #include "AliESDEvent.h" |
26 | #include "AliESDVertex.h" | |
296ea9b4 | 27 | #include "AliESDtrack.h" |
0ec74551 | 28 | #include "AliESDtrackCuts.h" |
296ea9b4 | 29 | #include "AliGeomManager.h" |
43cfaa06 | 30 | #include "AliLog.h" |
296ea9b4 | 31 | #include "AliMagF.h" |
0ec74551 | 32 | #include "AliTrackerBase.h" |
ea3fd2d5 | 33 | |
34 | ClassImp(AliAnalysisTaskEMCALPi0PbPb) | |
717fe7de | 35 | |
ea3fd2d5 | 36 | //________________________________________________________________________ |
37 | AliAnalysisTaskEMCALPi0PbPb::AliAnalysisTaskEMCALPi0PbPb(const char *name) | |
38 | : AliAnalysisTaskSE(name), | |
717fe7de | 39 | fCentVar("V0M"), |
40 | fCentFrom(0), | |
41 | fCentTo(100), | |
76332037 | 42 | fVtxZMin(-10), |
43 | fVtxZMax(+10), | |
43cfaa06 | 44 | fUseQualFlag(1), |
717fe7de | 45 | fClusName(), |
f5d4ab70 | 46 | fDoNtuple(0), |
a49742b5 | 47 | fDoAfterburner(0), |
f224d35b | 48 | fAsymMax(1), |
a49742b5 | 49 | fNminCells(1), |
3c661da5 | 50 | fMinE(0.100), |
f224d35b | 51 | fMinErat(0), |
52 | fMinEcc(0), | |
6bf90832 | 53 | fGeoName("EMCAL_FIRSTYEARV1"), |
296ea9b4 | 54 | fMinNClustPerTrack(50), |
0ec74551 | 55 | fMinPtPerTrack(1.0), |
296ea9b4 | 56 | fIsoDist(0.2), |
0ec74551 | 57 | fTrCuts(0), |
d9f26424 | 58 | fNEvs(0), |
d595acbb | 59 | fGeom(0), |
296ea9b4 | 60 | fReco(0), |
717fe7de | 61 | fOutput(0), |
62 | fEsdEv(0), | |
63 | fAodEv(0), | |
43cfaa06 | 64 | fRecPoints(0), |
717fe7de | 65 | fEsdClusters(0), |
66 | fEsdCells(0), | |
67 | fAodClusters(0), | |
286b47a5 | 68 | fAodCells(0), |
fa443410 | 69 | fPtRanges(0), |
f5d4ab70 | 70 | fNtuple(0), |
296ea9b4 | 71 | fSelTracks(0), |
fa443410 | 72 | fHCuts(0x0), |
73 | fHVertexZ(0x0), | |
76332037 | 74 | fHVertexZ2(0x0), |
fa443410 | 75 | fHCent(0x0), |
76 | fHCentQual(0x0), | |
d595acbb | 77 | fHColuRow(0x0), |
78 | fHColuRowE(0x0), | |
79 | fHCellMult(0x0), | |
80 | fHCellE(0x0), | |
81 | fHCellH(0x0), | |
6eb6260e | 82 | fHCellM(0x0), |
a49742b5 | 83 | fHCellM2(0x0), |
296ea9b4 | 84 | fHCellFreqNoCut(0x0), |
85 | fHCellFrequCut100M(0x0), | |
86 | fHCellFrequCut300M(0x0), | |
87 | fHCellCheckE(0x0), | |
6eb6260e | 88 | fHClustEccentricity(0), |
fa443410 | 89 | fHClustEtaPhi(0x0), |
90 | fHClustEnergyPt(0x0), | |
91 | fHClustEnergySigma(0x0), | |
d595acbb | 92 | fHClustSigmaSigma(0x0), |
6eb6260e | 93 | fHClustNCellEnergyRatio(0x0), |
fa443410 | 94 | fHPionEtaPhi(0x0), |
95 | fHPionMggPt(0x0), | |
6eb6260e | 96 | fHPionMggAsym(0x0), |
97 | fHPionMggDgg(0x0) | |
ea3fd2d5 | 98 | { |
717fe7de | 99 | // Constructor. |
ea3fd2d5 | 100 | |
d595acbb | 101 | if (!name) |
102 | return; | |
103 | SetName(name); | |
ea3fd2d5 | 104 | DefineInput(0, TChain::Class()); |
ea3fd2d5 | 105 | DefineOutput(1, TList::Class()); |
296ea9b4 | 106 | fBranchNames="ESD:AliESDRun.,AliESDHeader.,PrimaryVertex.,SPDVertex.,TPCVertex.,EMCALCells.,Tracks " |
107 | "AOD:header,vertices,emcalCells,tracks"; | |
ea3fd2d5 | 108 | } |
ea3fd2d5 | 109 | |
717fe7de | 110 | //________________________________________________________________________ |
111 | AliAnalysisTaskEMCALPi0PbPb::~AliAnalysisTaskEMCALPi0PbPb() | |
112 | { | |
113 | // Destructor. | |
ea3fd2d5 | 114 | |
717fe7de | 115 | delete fOutput; fOutput = 0; |
fa443410 | 116 | delete fPtRanges; fPtRanges = 0; |
d595acbb | 117 | delete fGeom; fGeom = 0; |
296ea9b4 | 118 | delete fReco; fReco = 0; |
119 | delete fSelTracks; | |
d595acbb | 120 | delete [] fHColuRow; |
121 | delete [] fHColuRowE; | |
122 | delete [] fHCellMult; | |
296ea9b4 | 123 | delete [] fHCellFreqNoCut; |
124 | delete [] fHCellFrequCut100M; | |
125 | delete [] fHCellFrequCut300M; | |
ea3fd2d5 | 126 | } |
717fe7de | 127 | |
ea3fd2d5 | 128 | //________________________________________________________________________ |
129 | void AliAnalysisTaskEMCALPi0PbPb::UserCreateOutputObjects() | |
130 | { | |
717fe7de | 131 | // Create user objects here. |
ea3fd2d5 | 132 | |
296ea9b4 | 133 | fGeom = new AliEMCALGeoUtils(fGeoName,"EMCAL"); |
134 | fReco = new AliEMCALRecoUtils(); | |
717fe7de | 135 | fOutput = new TList(); |
136 | fOutput->SetOwner(); | |
296ea9b4 | 137 | fSelTracks = new TObjArray; |
ea3fd2d5 | 138 | |
f5d4ab70 | 139 | if (fDoNtuple) { |
140 | TFile *f = OpenFile(1); | |
6bf90832 | 141 | if (f) { |
142 | f->SetCompressionLevel(2); | |
6eb6260e | 143 | fNtuple = new TNtuple(Form("nt%.0fto%.0f",fCentFrom,fCentTo),"nt", |
c4236a58 | 144 | "run:evt:l0:cent:pt:eta:phi:e:emax:n:n1:db:disp:mn:ms:ecc:sig:tkdz:tkdr:tkep:tkiso:ceiso"); |
6bf90832 | 145 | fNtuple->SetDirectory(f); |
146 | fNtuple->SetAutoFlush(-1024*1024*1024); | |
147 | fNtuple->SetAutoSave(-1024*1024*1024); | |
148 | } | |
f5d4ab70 | 149 | } |
150 | ||
d595acbb | 151 | // histograms |
a49742b5 | 152 | TH1::SetDefaultSumw2(kTRUE); |
153 | TH2::SetDefaultSumw2(kTRUE); | |
fa443410 | 154 | fHCuts = new TH1F("hEventCuts","",4,0.5,4.5); |
155 | fHCuts->GetXaxis()->SetBinLabel(1,"All (PS)"); | |
156 | fHCuts->GetXaxis()->SetBinLabel(2,Form("%s: %.0f-%.0f",fCentVar.Data(),fCentFrom,fCentTo)); | |
157 | fHCuts->GetXaxis()->SetBinLabel(3,"QFlag"); | |
158 | fHCuts->GetXaxis()->SetBinLabel(4,Form("zvtx: %.0f-%.0f",fVtxZMin,fVtxZMax)); | |
159 | fOutput->Add(fHCuts); | |
160 | fHVertexZ = new TH1F("hVertexZBeforeCut","",100,-25,25); | |
161 | fHVertexZ->SetXTitle("z [cm]"); | |
162 | fOutput->Add(fHVertexZ); | |
76332037 | 163 | fHVertexZ2 = new TH1F("hVertexZAfterCut","",100,-25,25); |
164 | fHVertexZ2->SetXTitle("z [cm]"); | |
165 | fOutput->Add(fHVertexZ2); | |
fa443410 | 166 | fHCent = new TH1F("hCentBeforeCut","",101,-1,100); |
167 | fHCent->SetXTitle(fCentVar.Data()); | |
76332037 | 168 | fOutput->Add(fHCent); |
fa443410 | 169 | fHCentQual = new TH1F("hCentAfterCut","",101,-1,100); |
170 | fHCentQual->SetXTitle(fCentVar.Data()); | |
171 | fOutput->Add(fHCentQual); | |
90d5b88b | 172 | |
d595acbb | 173 | // histograms for cells |
296ea9b4 | 174 | Int_t nsm = fGeom->GetEMCGeometry()->GetNumberOfSuperModules(); |
175 | fHColuRow = new TH2*[nsm]; | |
176 | fHColuRowE = new TH2*[nsm]; | |
177 | fHCellMult = new TH1*[nsm]; | |
178 | for (Int_t i = 0; i<nsm; ++i) { | |
d595acbb | 179 | fHColuRow[i] = new TH2F(Form("hColRow_Mod%d",i),"",49,0,49,25,0,25); |
180 | fHColuRow[i]->SetTitle(Form("Module %d: Occupancy", i)); | |
181 | fHColuRow[i]->SetXTitle("col (i#eta)"); | |
182 | fHColuRow[i]->SetYTitle("row (i#phi)"); | |
183 | fHColuRowE[i] = new TH2F(Form("hColRowE_Mod%d", i),"",49,0,49,25,0,25); | |
90d5b88b | 184 | fHColuRowE[i]->SetTitle(Form("Module %d: Cell energy",i)); |
d595acbb | 185 | fHColuRowE[i]->SetXTitle("col (i#eta)"); |
186 | fHColuRowE[i]->SetYTitle("row (i#phi)"); | |
187 | fHCellMult[i] = new TH1F(Form("hCellMult_Mod%d",i),"",1000,0,1000); | |
188 | fHCellMult[i]->SetTitle(Form("Module %d: Cell multiplicity",i)); | |
90d5b88b | 189 | fHCellMult[i]->SetXTitle("# of cells"); |
d595acbb | 190 | fOutput->Add(fHColuRow[i]); |
191 | fOutput->Add(fHColuRowE[i]); | |
192 | fOutput->Add(fHCellMult[i]); | |
193 | } | |
a49742b5 | 194 | fHCellE = new TH1F("hCellE","",150,0.,15.); |
d595acbb | 195 | fHCellE->SetXTitle("E_{cell} [GeV]"); |
196 | fOutput->Add(fHCellE); | |
a49742b5 | 197 | fHCellH = new TH1F ("fHCellHighestE","",150,0.,15.); |
6eb6260e | 198 | fHCellH->SetXTitle("E^{max}_{cell} [GeV]"); |
d595acbb | 199 | fOutput->Add(fHCellH); |
a49742b5 | 200 | fHCellM = new TH1F ("fHCellMeanEperHitCell","",250,0.,2.5); |
6eb6260e | 201 | fHCellM->SetXTitle("#LT E_{cell}#GT [GeV]"); |
202 | fOutput->Add(fHCellM); | |
a49742b5 | 203 | fHCellM2 = new TH1F ("fHCellMeanEperAllCells","",250,0.,1); |
f4ec884e | 204 | fHCellM2->SetXTitle("1/N_{cells} #Sigma E_{cell} [GeV]"); |
a49742b5 | 205 | fOutput->Add(fHCellM2); |
90d5b88b | 206 | |
296ea9b4 | 207 | fHCellFreqNoCut = new TH1*[nsm]; |
208 | fHCellFrequCut100M = new TH1*[nsm]; | |
209 | fHCellFrequCut300M = new TH1*[nsm]; | |
210 | for (Int_t i = 0; i<nsm; ++i){ | |
211 | Double_t lbin = i*24*48-0.5; | |
212 | Double_t hbin = lbin+24*48; | |
213 | fHCellFreqNoCut[i] = new TH1F(Form("fHCellFreqNoCut_SM%d",i), | |
214 | Form("Frequency SM%d (no cut);id;#",i), 1152, lbin, hbin); | |
215 | fHCellFrequCut100M[i] = new TH1F(Form("fHCellFreqCut100M_SM%d",i), | |
216 | Form("Frequency SM%d (>0.1GeV);id;#",i), 1152, lbin, hbin); | |
217 | fHCellFrequCut300M[i] = new TH1F(Form("fHCellFreqCut300M_SM%d",i), | |
218 | Form("Frequency SM%d (>0.3GeV);id;#",i), 1152, lbin, hbin); | |
219 | fOutput->Add(fHCellFreqNoCut[i]); | |
220 | fOutput->Add(fHCellFrequCut100M[i]); | |
221 | fOutput->Add(fHCellFrequCut300M[i]); | |
222 | } | |
223 | if (1) { | |
224 | fHCellCheckE = new TH1*[24*48*nsm]; | |
225 | memset(fHCellCheckE,0,sizeof(fHCellCheckE)); | |
226 | Int_t tcs[1] = {4102}; | |
227 | for (UInt_t i = 0; i<sizeof(tcs)/sizeof(Int_t); ++i){ | |
228 | Int_t c=tcs[i]; | |
229 | if (c<24*48*nsm) { | |
230 | fHCellCheckE[i] = new TH1F(Form("fHCellE_id%d",c), Form("Cell %d;E [GeV/c];#",c), 500, 0, 8); | |
231 | fOutput->Add(fHCellCheckE[i]); | |
232 | } | |
233 | } | |
234 | } | |
235 | ||
d595acbb | 236 | // histograms for clusters |
6eb6260e | 237 | fHClustEccentricity = new TH1F("hClustEccentricity","",100,-0.1,1.1); |
238 | fHClustEccentricity->SetXTitle("#epsilon_{C}"); | |
239 | fOutput->Add(fHClustEccentricity); | |
a49742b5 | 240 | fHClustEtaPhi = new TH2F("hClustEtaPhi","",500,-0.8,0.8,500,1.2,2.2); |
fa443410 | 241 | fHClustEtaPhi->SetXTitle("#eta"); |
242 | fHClustEtaPhi->SetYTitle("#varphi"); | |
243 | fOutput->Add(fHClustEtaPhi); | |
244 | fHClustEnergyPt = new TH2F("hClustEnergyPt","",250,0,50,250,0,50); | |
245 | fHClustEnergyPt->SetXTitle("E [GeV]"); | |
6eb6260e | 246 | fHClustEnergyPt->SetYTitle("p_{T} [GeV/c]"); |
fa443410 | 247 | fOutput->Add(fHClustEnergyPt); |
a49742b5 | 248 | fHClustEnergySigma = new TH2F("hClustEnergySigma","",100,0,100,500,0,50); |
249 | fHClustEnergySigma->SetXTitle("E_{C} * #sigma_{max} [GeV*cm]"); | |
6eb6260e | 250 | fHClustEnergySigma->SetYTitle("E_{C} [GeV]"); |
d595acbb | 251 | fOutput->Add(fHClustEnergySigma); |
a49742b5 | 252 | fHClustSigmaSigma = new TH2F("hClustSigmaSigma","",500,0,50,500,0,50); |
6eb6260e | 253 | fHClustSigmaSigma->SetXTitle("#lambda_{0} [cm]"); |
254 | fHClustSigmaSigma->SetYTitle("#sigma_{max} [cm]"); | |
d595acbb | 255 | fOutput->Add(fHClustSigmaSigma); |
6eb6260e | 256 | fHClustNCellEnergyRatio = new TH2F("hClustNCellEnergyRatio","",27,-0.5,26.5,101,-0.05,1.05); |
257 | fHClustNCellEnergyRatio->SetXTitle("N_{cells}"); | |
258 | fHClustNCellEnergyRatio->SetYTitle("E^{max}_{cell}/E_{clus}"); | |
259 | fOutput->Add(fHClustNCellEnergyRatio); | |
90d5b88b | 260 | |
d595acbb | 261 | // histograms for pion candidates |
fa443410 | 262 | fHPionEtaPhi = new TH2F("hPionEtaPhi","",100,-0.8,0.8,100,1.2,2.2); |
a49742b5 | 263 | fHPionEtaPhi->SetXTitle("#eta_{#gamma#gamma}"); |
264 | fHPionEtaPhi->SetYTitle("#varphi_{#gamma#gamma}"); | |
fa443410 | 265 | fOutput->Add(fHPionEtaPhi); |
a49742b5 | 266 | fHPionMggPt = new TH2F("hPionMggPt","",1000,0,2,100,0,20.0); |
fa443410 | 267 | fHPionMggPt->SetXTitle("M_{#gamma#gamma} [GeV/c^{2}]"); |
268 | fHPionMggPt->SetYTitle("p_{T}^{#gamma#gamma} [GeV/c]"); | |
269 | fOutput->Add(fHPionMggPt); | |
a49742b5 | 270 | fHPionMggAsym = new TH2F("hPionMggAsym","",1000,0,2,100,0,1); |
fa443410 | 271 | fHPionMggAsym->SetXTitle("M_{#gamma#gamma} [GeV/c^{2}]"); |
272 | fHPionMggAsym->SetYTitle("Z_{#gamma#gamma} [GeV]"); | |
273 | fOutput->Add(fHPionMggAsym); | |
a49742b5 | 274 | fHPionMggDgg = new TH2F("hPionMggDgg","",1000,0,2,100,0,10); |
6eb6260e | 275 | fHPionMggDgg->SetXTitle("M_{#gamma#gamma} [GeV/c^{2}]"); |
276 | fHPionMggDgg->SetYTitle("opening angle [grad]"); | |
277 | fOutput->Add(fHPionMggDgg); | |
78204d3d | 278 | const Int_t nbins = 20; |
279 | Double_t xbins[nbins] = {0.5,1,1.5,2,2.5,3,3.5,4,4.5,5,6,7,8,9,10,12.5,15,20,25,50}; | |
fa443410 | 280 | fPtRanges = new TAxis(nbins-1,xbins); |
281 | for (Int_t i = 0; i<=nbins; ++i) { | |
a49742b5 | 282 | fHPionInvMasses[i] = new TH1F(Form("hPionInvMass%d",i),"",1000,0,2); |
fa443410 | 283 | fHPionInvMasses[i]->SetXTitle("M_{#gamma#gamma} [GeV/c^{2}]"); |
284 | if (i==0) | |
285 | fHPionInvMasses[i]->SetTitle(Form("0 < p_{T}^{#gamma#gamma} <%.1f",xbins[0])); | |
286 | else if (i==nbins) | |
287 | fHPionInvMasses[i]->SetTitle(Form("p_{T}^{#gamma#gamma} > 50")); | |
288 | else | |
289 | fHPionInvMasses[i]->SetTitle(Form("%.1f < p_{T}^{#gamma#gamma} <%.1f",xbins[i-1],xbins[i])); | |
fa443410 | 290 | fOutput->Add(fHPionInvMasses[i]); |
291 | } | |
296ea9b4 | 292 | |
717fe7de | 293 | PostData(1, fOutput); |
ea3fd2d5 | 294 | } |
295 | ||
296 | //________________________________________________________________________ | |
297 | void AliAnalysisTaskEMCALPi0PbPb::UserExec(Option_t *) | |
298 | { | |
717fe7de | 299 | // Called for each event. |
300 | ||
301 | if (!InputEvent()) | |
302 | return; | |
303 | ||
43cfaa06 | 304 | AliAnalysisManager *am = AliAnalysisManager::GetAnalysisManager(); |
305 | fEsdEv = dynamic_cast<AliESDEvent*>(InputEvent()); | |
306 | if (fEsdEv) { | |
307 | am->LoadBranch("AliESDRun."); | |
308 | am->LoadBranch("AliESDHeader."); | |
309 | } else { | |
310 | fAodEv = dynamic_cast<AliAODEvent*>(InputEvent()); | |
311 | am->LoadBranch("header"); | |
312 | } | |
313 | ||
296ea9b4 | 314 | if (fHCuts->GetEntries()==0) { |
315 | if (!AliGeomManager::GetGeometry()) { // get geometry | |
316 | AliWarning("Accessing geometry from OCDB, this is not very efficient!"); | |
317 | AliCDBManager *cdb = AliCDBManager::Instance(); | |
318 | if (!cdb->IsDefaultStorageSet()) | |
319 | cdb->SetDefaultStorage("raw://"); | |
320 | Int_t runno = InputEvent()->GetRunNumber(); | |
321 | if (runno != cdb->GetRun()) | |
322 | cdb->SetRun(runno); | |
323 | AliGeomManager::LoadGeometry(); | |
324 | } | |
325 | ||
326 | if (fEsdEv) { // set misalignment matrices (stored in first event) | |
6bf90832 | 327 | for (Int_t i=0; i<fGeom->GetEMCGeometry()->GetNumberOfSuperModules(); ++i) |
d595acbb | 328 | fGeom->SetMisalMatrix(fEsdEv->GetESDRun()->GetEMCALMatrix(i),i); |
329 | } else { | |
6bf90832 | 330 | for (Int_t i=0; i<fGeom->GetEMCGeometry()->GetNumberOfSuperModules(); ++i) |
d595acbb | 331 | fGeom->SetMisalMatrix(fAodEv->GetHeader()->GetEMCALMatrix(i),i); |
332 | } | |
296ea9b4 | 333 | |
334 | if (!TGeoGlobalMagField::Instance()->GetField()) { // construct field map | |
335 | if (fEsdEv) { | |
336 | const AliESDRun *erun = fEsdEv->GetESDRun(); | |
337 | AliMagF *field = AliMagF::CreateFieldMap(erun->GetCurrentL3(), | |
338 | erun->GetCurrentDip(), | |
339 | AliMagF::kConvLHC, | |
340 | kFALSE, | |
341 | erun->GetBeamEnergy(), | |
342 | erun->GetBeamType()); | |
343 | TGeoGlobalMagField::Instance()->SetField(field); | |
344 | } else { | |
345 | Double_t pol = -1; //polarity | |
346 | Double_t be = -1; //beam energy | |
347 | AliMagF::BeamType_t btype = AliMagF::kBeamTypepp; | |
348 | Int_t runno = fAodEv->GetRunNumber(); | |
349 | if (runno>=136851 && runno<138275) { | |
350 | pol = -1; | |
351 | be = 2760; | |
352 | btype = AliMagF::kBeamTypeAA; | |
353 | } else if (runno>=138275 && runno<=139517) { | |
354 | pol = +1; | |
355 | be = 2760; | |
356 | btype = AliMagF::kBeamTypeAA; | |
357 | } else { | |
358 | AliError(Form("Do not know the bfield parameters for run %d! Using defaults!!!", runno)); | |
359 | } | |
360 | TGeoGlobalMagField::Instance()->SetField(new AliMagF("Maps","Maps", pol, pol, AliMagF::k5kG, btype, be)); | |
361 | } | |
362 | } | |
d595acbb | 363 | } |
364 | ||
286b47a5 | 365 | Int_t cut = 1; |
fa443410 | 366 | fHCuts->Fill(cut++); |
286b47a5 | 367 | |
717fe7de | 368 | const AliCentrality *centP = InputEvent()->GetCentrality(); |
369 | Double_t cent = centP->GetCentralityPercentileUnchecked(fCentVar); | |
fa443410 | 370 | fHCent->Fill(cent); |
717fe7de | 371 | if (cent<fCentFrom||cent>fCentTo) |
286b47a5 | 372 | return; |
43cfaa06 | 373 | |
fa443410 | 374 | fHCuts->Fill(cut++); |
286b47a5 | 375 | |
43cfaa06 | 376 | if (fUseQualFlag) { |
377 | if (centP->GetQuality()>0) | |
378 | return; | |
379 | } | |
286b47a5 | 380 | |
fa443410 | 381 | fHCentQual->Fill(cent); |
382 | fHCuts->Fill(cut++); | |
717fe7de | 383 | |
d9f26424 | 384 | // count number of accepted events |
385 | ++fNEvs; | |
386 | ||
43cfaa06 | 387 | if (fEsdEv) { |
fa443410 | 388 | am->LoadBranch("PrimaryVertex."); |
389 | am->LoadBranch("SPDVertex."); | |
390 | am->LoadBranch("TPCVertex."); | |
43cfaa06 | 391 | } else { |
392 | fAodEv = dynamic_cast<AliAODEvent*>(InputEvent()); | |
393 | am->LoadBranch("vertices"); | |
3c661da5 | 394 | if (!fAodEv) return; |
43cfaa06 | 395 | } |
396 | ||
397 | const AliVVertex *vertex = InputEvent()->GetPrimaryVertex(); | |
717fe7de | 398 | if (!vertex) |
399 | return; | |
400 | ||
fa443410 | 401 | fHVertexZ->Fill(vertex->GetZ()); |
286b47a5 | 402 | |
717fe7de | 403 | if(vertex->GetZ()<fVtxZMin||vertex->GetZ()>fVtxZMax) |
404 | return; | |
286b47a5 | 405 | |
fa443410 | 406 | fHCuts->Fill(cut++); |
76332037 | 407 | fHVertexZ2->Fill(vertex->GetZ()); |
717fe7de | 408 | |
43cfaa06 | 409 | fRecPoints = 0; // will be set if fClusName is given and AliAnalysisTaskEMCALClusterizeFast is used |
410 | fEsdClusters = 0; // will be set if ESD input used and if fRecPoints are not set of if clusters are attached | |
411 | fEsdCells = 0; // will be set if ESD input used | |
412 | fAodClusters = 0; // will be set if AOD input used and if fRecPoints are not set of if clusters are attached | |
413 | // or if fClusName is given and AliAnalysisTaskEMCALClusterizeFast in AOD output mode | |
414 | fAodCells = 0; // will be set if AOD input used | |
717fe7de | 415 | |
43cfaa06 | 416 | // deal with special output from AliAnalysisTaskEMCALClusterizeFast first |
417 | Bool_t clusattached = 0; | |
418 | Bool_t recalibrated = 0; | |
419 | if (1 && !fClusName.IsNull()) { | |
420 | AliAnalysisTaskEMCALClusterizeFast *cltask = 0; | |
421 | TObjArray *ts = am->GetTasks(); | |
422 | cltask = dynamic_cast<AliAnalysisTaskEMCALClusterizeFast*>(ts->FindObject(fClusName)); | |
423 | if (cltask && cltask->GetClusters()) { | |
d595acbb | 424 | fRecPoints = const_cast<TObjArray*>(cltask->GetClusters()); |
43cfaa06 | 425 | clusattached = cltask->GetAttachClusters(); |
426 | if (cltask->GetCalibData()!=0) | |
427 | recalibrated = kTRUE; | |
428 | } | |
429 | } | |
430 | if (1 && AODEvent() && !fClusName.IsNull()) { | |
717fe7de | 431 | TList *l = AODEvent()->GetList(); |
432 | TClonesArray *clus = 0; | |
433 | if (l) { | |
434 | clus = dynamic_cast<TClonesArray*>(l->FindObject(fClusName)); | |
435 | fAodClusters = clus; | |
436 | } | |
ea3fd2d5 | 437 | } |
717fe7de | 438 | |
439 | if (fEsdEv) { // ESD input mode | |
43cfaa06 | 440 | if (1 && (!fRecPoints||clusattached)) { |
441 | if (!clusattached) | |
442 | am->LoadBranch("CaloClusters"); | |
717fe7de | 443 | TList *l = fEsdEv->GetList(); |
444 | TClonesArray *clus = 0; | |
445 | if (l) { | |
446 | clus = dynamic_cast<TClonesArray*>(l->FindObject("CaloClusters")); | |
447 | fEsdClusters = clus; | |
ea3fd2d5 | 448 | } |
449 | } | |
43cfaa06 | 450 | if (1) { |
451 | if (!recalibrated) | |
452 | am->LoadBranch("EMCALCells."); | |
717fe7de | 453 | fEsdCells = fEsdEv->GetEMCALCells(); |
454 | } | |
455 | } else if (fAodEv) { // AOD input mode | |
43cfaa06 | 456 | if (1 && (!fAodClusters || clusattached)) { |
457 | if (!clusattached) | |
458 | am->LoadBranch("caloClusters"); | |
717fe7de | 459 | TList *l = fAodEv->GetList(); |
460 | TClonesArray *clus = 0; | |
461 | if (l) { | |
462 | clus = dynamic_cast<TClonesArray*>(l->FindObject("caloClusters")); | |
463 | fAodClusters = clus; | |
ea3fd2d5 | 464 | } |
465 | } | |
43cfaa06 | 466 | if (1) { |
467 | if (!recalibrated) | |
468 | am->LoadBranch("emcalCells"); | |
717fe7de | 469 | fAodCells = fAodEv->GetEMCALCells(); |
470 | } | |
471 | } else { | |
472 | AliFatal("Impossible to not have either pointer to ESD or AOD event"); | |
473 | } | |
ea3fd2d5 | 474 | |
43cfaa06 | 475 | if (1) { |
476 | AliDebug(2,Form("fRecPoints set: %p", fRecPoints)); | |
477 | AliDebug(2,Form("fEsdClusters set: %p", fEsdClusters)); | |
478 | AliDebug(2,Form("fEsdCells set: %p", fEsdCells)); | |
479 | AliDebug(2,Form("fAodClusters set: %p", fAodClusters)); | |
480 | AliDebug(2,Form("fAodCells set: %p", fAodCells)); | |
481 | } | |
482 | ||
a49742b5 | 483 | if (fDoAfterburner) |
484 | ClusterAfterburner(); | |
6eb6260e | 485 | |
296ea9b4 | 486 | CalcTracks(); |
487 | CalcClusterProps(); | |
488 | ||
286b47a5 | 489 | FillCellHists(); |
490 | FillClusHists(); | |
491 | FillPionHists(); | |
323834f0 | 492 | FillOtherHists(); |
ea3fd2d5 | 493 | |
717fe7de | 494 | PostData(1, fOutput); |
ea3fd2d5 | 495 | } |
496 | ||
497 | //________________________________________________________________________ | |
498 | void AliAnalysisTaskEMCALPi0PbPb::Terminate(Option_t *) | |
499 | { | |
717fe7de | 500 | // Terminate called at the end of analysis. |
f5d4ab70 | 501 | |
502 | if (fNtuple) { | |
503 | TFile *f = OpenFile(1); | |
504 | if (f) | |
505 | fNtuple->Write(); | |
506 | } | |
d9f26424 | 507 | |
f224d35b | 508 | AliInfo(Form("\n%s: Accepted %lld events", GetName(), fNEvs)); |
ea3fd2d5 | 509 | } |
ea3fd2d5 | 510 | |
296ea9b4 | 511 | //________________________________________________________________________ |
512 | void AliAnalysisTaskEMCALPi0PbPb::CalcTracks() | |
513 | { | |
514 | // Calculate track properties. | |
515 | ||
516 | fSelTracks->Clear(); | |
517 | ||
518 | AliAnalysisManager *am = AliAnalysisManager::GetAnalysisManager(); | |
519 | TClonesArray *tracks = 0; | |
520 | if (fEsdEv) { | |
521 | am->LoadBranch("Tracks"); | |
522 | TList *l = fEsdEv->GetList(); | |
523 | tracks = dynamic_cast<TClonesArray*>(l->FindObject("Tracks")); | |
524 | } else { | |
525 | am->LoadBranch("tracks"); | |
526 | TList *l = fAodEv->GetList(); | |
527 | tracks = dynamic_cast<TClonesArray*>(l->FindObject("tracks")); | |
528 | } | |
529 | ||
530 | if (!tracks) | |
531 | return; | |
532 | ||
0ec74551 | 533 | AliEMCALEMCGeometry *emc = fGeom->GetEMCGeometry(); |
534 | Double_t phimin = emc->GetArm1PhiMin()*TMath::DegToRad()-0.25; | |
535 | Double_t phimax = emc->GetArm1PhiMax()*TMath::DegToRad()+0.25; | |
536 | ||
296ea9b4 | 537 | if (fEsdEv) { |
0ec74551 | 538 | fSelTracks->SetOwner(kTRUE); |
539 | am->LoadBranch("PrimaryVertex."); | |
540 | const AliESDVertex *vtx = fEsdEv->GetPrimaryVertexSPD(); | |
541 | am->LoadBranch("SPDVertex."); | |
542 | const AliESDVertex *vtxSPD = fEsdEv->GetPrimaryVertexSPD(); | |
543 | am->LoadBranch("Tracks"); | |
544 | const Int_t Ntracks = tracks->GetEntries(); | |
545 | for (Int_t iTracks = 0; iTracks < Ntracks; ++iTracks) { | |
546 | AliESDtrack *track = static_cast<AliESDtrack*>(tracks->At(iTracks)); | |
547 | if (!track) { | |
548 | AliWarning(Form("Could not receive track %d\n", iTracks)); | |
549 | continue; | |
550 | } | |
551 | if (fTrCuts && !fTrCuts->IsSelected(track)) | |
296ea9b4 | 552 | continue; |
553 | Double_t eta = track->Eta(); | |
554 | if (eta<-1||eta>1) | |
555 | continue; | |
0ec74551 | 556 | if (track->Phi()<phimin||track->Phi()>phimax) |
557 | continue; | |
296ea9b4 | 558 | Double_t pt = track->Pt(); |
559 | if (pt<fMinPtPerTrack) | |
560 | continue; | |
561 | if(track->GetTPCNcls()<fMinNClustPerTrack) | |
562 | continue; | |
0ec74551 | 563 | AliESDtrack copyt(*track); |
564 | Double_t bfield[3]; | |
565 | copyt.GetBxByBz(bfield); | |
566 | AliExternalTrackParam tParam; | |
567 | Bool_t relate = copyt.RelateToVertexBxByBz(vtxSPD,bfield,kVeryBig,&tParam); | |
568 | if (!relate) | |
569 | continue; | |
570 | copyt.Set(tParam.GetX(),tParam.GetAlpha(),tParam.GetParameter(),tParam.GetCovariance()); | |
571 | Double_t p[3] = { 0. }; | |
572 | copyt.GetPxPyPz(p); | |
573 | Double_t pos[3] = { 0. }; | |
574 | copyt.GetXYZ(pos); | |
575 | Double_t covTr[21] = { 0. }; | |
576 | copyt.GetCovarianceXYZPxPyPz(covTr); | |
577 | Double_t pid[10] = { 0. }; | |
578 | copyt.GetESDpid(pid); | |
579 | AliAODTrack *aTrack = new AliAODTrack(copyt.GetID(), | |
580 | copyt.GetLabel(), | |
581 | p, | |
582 | kTRUE, | |
583 | pos, | |
584 | kFALSE, | |
585 | covTr, | |
586 | (Short_t)copyt.GetSign(), | |
587 | copyt.GetITSClusterMap(), | |
588 | pid, | |
589 | 0,/*fPrimaryVertex,*/ | |
590 | kTRUE, // check if this is right | |
591 | vtx->UsesTrack(copyt.GetID())); | |
592 | aTrack->SetTPCClusterMap(copyt.GetTPCClusterMap()); | |
593 | aTrack->SetTPCSharedMap (copyt.GetTPCSharedMap()); | |
594 | Float_t ndf = copyt.GetTPCNcls() + 1 - 5 ; | |
595 | if(ndf>0) | |
596 | aTrack->SetChi2perNDF(copyt.GetTPCchi2()/ndf); | |
597 | else | |
598 | aTrack->SetChi2perNDF(-1); | |
599 | aTrack->SetFlags(copyt.GetStatus()); | |
600 | aTrack->SetTPCPointsF(copyt.GetTPCNclsF()); | |
601 | fSelTracks->Add(aTrack); | |
296ea9b4 | 602 | } |
603 | } else { | |
604 | Int_t ntracks = tracks->GetEntries(); | |
605 | for (Int_t i=0; i<ntracks; ++i) { | |
606 | AliAODTrack *track = static_cast<AliAODTrack*>(tracks->At(i)); | |
607 | if (!track) | |
608 | continue; | |
609 | Double_t eta = track->Eta(); | |
610 | if (eta<-1||eta>1) | |
611 | continue; | |
0ec74551 | 612 | if (track->Phi()<phimin||track->Phi()>phimax) |
613 | continue; | |
296ea9b4 | 614 | Double_t pt = track->Pt(); |
615 | if (pt<fMinPtPerTrack) | |
616 | continue; | |
617 | if(track->GetTPCNcls()<fMinNClustPerTrack) | |
618 | continue; | |
c4236a58 | 619 | |
620 | if (0 && (pt>=0.6) && (track->PxAtDCA()==-999)) { // compute position on EMCAL | |
621 | AliExternalTrackParam tParam(track); | |
622 | if (AliTrackerBase::PropagateTrackToBxByBz(&tParam, 438, 0.139, 1, kTRUE)) { | |
623 | Double_t trkPos[3]; | |
624 | tParam.GetXYZ(trkPos); | |
625 | track->SetPxPyPzAtDCA(trkPos[0],trkPos[1],trkPos[2]); | |
626 | } | |
627 | } | |
296ea9b4 | 628 | fSelTracks->Add(track); |
629 | } | |
630 | } | |
631 | } | |
632 | ||
633 | //________________________________________________________________________ | |
634 | void AliAnalysisTaskEMCALPi0PbPb::CalcClusterProps() | |
635 | { | |
636 | // Calculate cluster properties | |
637 | ||
638 | TObjArray *clusters = fEsdClusters; | |
639 | if (!clusters) | |
640 | clusters = fAodClusters; | |
641 | if (!clusters) | |
642 | return; | |
643 | ||
644 | Int_t nclus = clusters->GetEntries(); | |
c4236a58 | 645 | Int_t ntrks = fSelTracks->GetEntries(); |
646 | ||
296ea9b4 | 647 | for(Int_t i = 0; i<nclus; ++i) { |
648 | fClusProps[i].Reset(); | |
649 | ||
650 | AliVCluster *clus = static_cast<AliVCluster*>(clusters->At(i)); | |
651 | if (!clus) | |
652 | continue; | |
653 | if (!clus->IsEMCAL()) | |
654 | continue; | |
655 | if (clus->E()<fMinE) | |
656 | continue; | |
657 | ||
658 | Float_t clsPos[3] = {0}; | |
659 | clus->GetPosition(clsPos); | |
c4236a58 | 660 | Double_t vertex[3] = {0}; |
661 | InputEvent()->GetPrimaryVertex()->GetXYZ(vertex); | |
662 | TLorentzVector clusterVec; | |
663 | clus->GetMomentum(clusterVec,vertex); | |
664 | Double_t clsEta = clusterVec.Eta(); | |
296ea9b4 | 665 | |
296ea9b4 | 666 | Double_t mind2 = 1e10; |
667 | for(Int_t j = 0; j<ntrks; ++j) { | |
668 | AliVTrack *track = static_cast<AliVTrack*>(fSelTracks->At(j)); | |
669 | if (!track) | |
670 | continue; | |
671 | if (track->Pt()<0.6) | |
672 | continue; | |
c4236a58 | 673 | if (TMath::Abs(clsEta-track->Eta())>fIsoDist) |
674 | continue; | |
675 | ||
296ea9b4 | 676 | AliExternalTrackParam tParam(track); |
677 | Float_t tmpR=-1, tmpZ=-1; | |
678 | if (!fReco->ExtrapolateTrackToCluster(&tParam, clus, tmpR, tmpZ)) | |
679 | continue; | |
c4236a58 | 680 | Double_t d2 = tmpR; |
296ea9b4 | 681 | if (mind2>d2) { |
682 | mind2=d2; | |
683 | fClusProps[i].fTrIndex = j; | |
684 | fClusProps[i].fTrDz = tmpZ; | |
c4236a58 | 685 | fClusProps[i].fTrDr = TMath::Sqrt(tmpR*tmpR-tmpZ*tmpZ); |
296ea9b4 | 686 | fClusProps[i].fTrDist = d2; |
687 | fClusProps[i].fTrEp = clus->E()/track->P(); | |
688 | } | |
689 | } | |
690 | ||
c4236a58 | 691 | if (0 && (fClusProps[i].fTrIndex>=0)) { |
692 | cout << i << " " << fClusProps[i].fTrIndex << ": Dr " << fClusProps[i].fTrDr << " " << " Dz " << fClusProps[i].fTrDz << endl; | |
693 | } | |
296ea9b4 | 694 | if (1) { |
296ea9b4 | 695 | fClusProps[i].fTrIso = GetTrackIsolation(clusterVec.Eta(),clusterVec.Phi(),fIsoDist); |
696 | fClusProps[i].fTrLowPtIso = 0; | |
697 | } | |
698 | if (1) { | |
699 | TVector3 pVec(clsPos); | |
700 | fClusProps[i].fCellIso = GetCellIsolation(pVec.Eta(),pVec.Phi(),fIsoDist); | |
701 | } | |
702 | } | |
703 | } | |
704 | ||
323834f0 | 705 | //________________________________________________________________________ |
706 | void AliAnalysisTaskEMCALPi0PbPb::ClusterAfterburner() | |
707 | { | |
296ea9b4 | 708 | // Run custer reconstruction afterburner. |
323834f0 | 709 | |
710 | AliVCaloCells *cells = fEsdCells; | |
711 | if (!cells) | |
712 | cells = fAodCells; | |
713 | ||
714 | if (!cells) | |
715 | return; | |
716 | ||
717 | Int_t ncells = cells->GetNumberOfCells(); | |
718 | if (ncells<=0) | |
719 | return; | |
720 | ||
721 | Double_t cellMeanE = 0, cellSigE = 0; | |
722 | for (Int_t i = 0; i<ncells; ++i) { | |
723 | Double_t cellE = cells->GetAmplitude(i); | |
724 | cellMeanE += cellE; | |
725 | cellSigE += cellE*cellE; | |
726 | } | |
727 | cellMeanE /= ncells; | |
728 | cellSigE /= ncells; | |
729 | cellSigE -= cellMeanE*cellMeanE; | |
730 | if (cellSigE<0) | |
731 | cellSigE = 0; | |
732 | cellSigE = TMath::Sqrt(cellSigE / ncells); | |
733 | ||
734 | Double_t subE = cellMeanE - 7*cellSigE; | |
735 | if (subE<0) | |
736 | return; | |
737 | ||
738 | for (Int_t i = 0; i<ncells; ++i) { | |
739 | Short_t id=-1; | |
740 | Double_t amp=0,time=0; | |
741 | if (!cells->GetCell(i, id, amp, time)) | |
742 | continue; | |
743 | amp -= cellMeanE; | |
744 | if (amp<0.001) | |
745 | amp = 0; | |
746 | cells->SetCell(i, id, amp, time); | |
747 | } | |
748 | ||
749 | TObjArray *clusters = fEsdClusters; | |
750 | if (!clusters) | |
751 | clusters = fAodClusters; | |
323834f0 | 752 | if (!clusters) |
753 | return; | |
754 | ||
755 | Int_t nclus = clusters->GetEntries(); | |
756 | for (Int_t i = 0; i<nclus; ++i) { | |
757 | AliVCluster *clus = static_cast<AliVCluster*>(clusters->At(i)); | |
758 | if (!clus->IsEMCAL()) | |
759 | continue; | |
760 | Int_t nc = clus->GetNCells(); | |
761 | Double_t clusE = 0; | |
762 | UShort_t ids[100] = {0}; | |
763 | Double_t fra[100] = {0}; | |
764 | for (Int_t j = 0; j<nc; ++j) { | |
765 | Short_t id = TMath::Abs(clus->GetCellAbsId(j)); | |
766 | Double_t cen = cells->GetCellAmplitude(id); | |
767 | clusE += cen; | |
768 | if (cen>0) { | |
769 | ids[nc] = id; | |
770 | ++nc; | |
771 | } | |
772 | } | |
773 | if (clusE<=0) { | |
774 | clusters->RemoveAt(i); | |
775 | continue; | |
776 | } | |
777 | ||
778 | for (Int_t j = 0; j<nc; ++j) { | |
779 | Short_t id = ids[j]; | |
780 | Double_t cen = cells->GetCellAmplitude(id); | |
781 | fra[j] = cen/clusE; | |
782 | } | |
783 | clus->SetE(clusE); | |
784 | AliAODCaloCluster *aodclus = dynamic_cast<AliAODCaloCluster*>(clus); | |
785 | if (aodclus) { | |
786 | aodclus->Clear(""); | |
787 | aodclus->SetNCells(nc); | |
788 | aodclus->SetCellsAmplitudeFraction(fra); | |
789 | aodclus->SetCellsAbsId(ids); | |
790 | } | |
791 | } | |
792 | clusters->Compress(); | |
793 | } | |
794 | ||
286b47a5 | 795 | //________________________________________________________________________ |
796 | void AliAnalysisTaskEMCALPi0PbPb::FillCellHists() | |
797 | { | |
798 | // Fill histograms related to cell properties. | |
d595acbb | 799 | |
90d5b88b | 800 | AliVCaloCells *cells = fEsdCells; |
801 | if (!cells) | |
802 | cells = fAodCells; | |
803 | ||
296ea9b4 | 804 | if (!cells) |
805 | return; | |
90d5b88b | 806 | |
296ea9b4 | 807 | Int_t cellModCount[12] = {0}; |
808 | Double_t cellMaxE = 0; | |
809 | Double_t cellMeanE = 0; | |
810 | Int_t ncells = cells->GetNumberOfCells(); | |
811 | if (ncells==0) | |
812 | return; | |
813 | ||
814 | Int_t nsm = fGeom->GetEMCGeometry()->GetNumberOfSuperModules(); | |
815 | ||
816 | for (Int_t i = 0; i<ncells; ++i) { | |
817 | Int_t absID = TMath::Abs(cells->GetCellNumber(i)); | |
818 | Double_t cellE = cells->GetAmplitude(i); | |
819 | fHCellE->Fill(cellE); | |
820 | if (cellE>cellMaxE) | |
821 | cellMaxE = cellE; | |
822 | cellMeanE += cellE; | |
823 | ||
824 | Int_t iSM=-1, iTower=-1, nIphi=-1, nIeta=-1; | |
825 | Bool_t ret = fGeom->GetCellIndex(absID, iSM, iTower, nIphi, nIeta); | |
826 | if (!ret) { | |
827 | AliError(Form("Could not get cell index for %d", absID)); | |
828 | continue; | |
829 | } | |
830 | ++cellModCount[iSM]; | |
831 | Int_t iPhi=-1, iEta=-1; | |
832 | fGeom->GetCellPhiEtaIndexInSModule(iSM, iTower, nIphi, nIeta, iPhi, iEta); | |
833 | fHColuRow[iSM]->Fill(iEta,iPhi,1); | |
834 | fHColuRowE[iSM]->Fill(iEta,iPhi,cellE); | |
835 | fHCellFreqNoCut[iSM]->Fill(absID); | |
836 | if (cellE > 0.1) fHCellFrequCut100M[iSM]->Fill(absID); | |
837 | if (cellE > 0.3) fHCellFrequCut300M[iSM]->Fill(absID); | |
838 | if (fHCellCheckE && fHCellCheckE[absID]) | |
839 | fHCellCheckE[absID]->Fill(cellE); | |
840 | } | |
841 | fHCellH->Fill(cellMaxE); | |
842 | cellMeanE /= ncells; | |
843 | fHCellM->Fill(cellMeanE); | |
844 | fHCellM2->Fill(cellMeanE*ncells/24/48/nsm); | |
845 | for (Int_t i=0; i<nsm; ++i) | |
846 | fHCellMult[i]->Fill(cellModCount[i]); | |
286b47a5 | 847 | } |
848 | ||
849 | //________________________________________________________________________ | |
850 | void AliAnalysisTaskEMCALPi0PbPb::FillClusHists() | |
851 | { | |
90d5b88b | 852 | // Fill histograms related to cluster properties. |
fa443410 | 853 | |
90d5b88b | 854 | TObjArray *clusters = fEsdClusters; |
855 | if (!clusters) | |
856 | clusters = fAodClusters; | |
296ea9b4 | 857 | if (!clusters) |
858 | return; | |
90d5b88b | 859 | |
296ea9b4 | 860 | Double_t vertex[3] = {0}; |
861 | InputEvent()->GetPrimaryVertex()->GetXYZ(vertex); | |
862 | ||
863 | Int_t nclus = clusters->GetEntries(); | |
864 | for(Int_t i = 0; i<nclus; ++i) { | |
865 | AliVCluster *clus = static_cast<AliVCluster*>(clusters->At(i)); | |
866 | if (!clus) | |
867 | continue; | |
868 | if (!clus->IsEMCAL()) | |
869 | continue; | |
90d5b88b | 870 | TLorentzVector clusterVec; |
296ea9b4 | 871 | clus->GetMomentum(clusterVec,vertex); |
872 | Double_t maxAxis = 0, minAxis = 0; | |
873 | GetSigma(clus,maxAxis,minAxis); | |
874 | Double_t clusterEcc = 0; | |
875 | if (maxAxis > 0) | |
876 | clusterEcc = TMath::Sqrt(1.0 - minAxis*minAxis/(maxAxis*maxAxis)); | |
877 | clus->SetChi2(clusterEcc); // store ecc in chi2 | |
878 | fHClustEccentricity->Fill(clusterEcc); | |
879 | fHClustEtaPhi->Fill(clusterVec.Eta(),clusterVec.Phi()); | |
880 | fHClustEnergyPt->Fill(clusterVec.E(),clusterVec.Pt()); | |
881 | fHClustEnergySigma->Fill(clus->E()*maxAxis,clus->E()); | |
882 | fHClustSigmaSigma->Fill(max(clus->GetM02(),clus->GetM20()),clus->E()*maxAxis); | |
883 | fHClustNCellEnergyRatio->Fill(clus->GetNCells(),GetMaxCellEnergy(clus)/clus->E()); | |
884 | if (fNtuple) { | |
885 | if (clus->E()<fMinE) | |
fa443410 | 886 | continue; |
c4236a58 | 887 | Float_t vals[22]; |
296ea9b4 | 888 | vals[0] = InputEvent()->GetRunNumber(); |
889 | vals[1] = (((UInt_t)InputEvent()->GetOrbitNumber() << 12) | (UInt_t)InputEvent()->GetBunchCrossNumber()); | |
890 | if (vals[1]<=0) | |
891 | vals[1] = fNEvs; | |
892 | AliESDHeader *h = dynamic_cast<AliESDHeader*>(InputEvent()->GetHeader()); | |
893 | if (h) | |
894 | vals[2] = h->GetL0TriggerInputs(); | |
895 | else { | |
896 | AliAODHeader *h2 = dynamic_cast<AliAODHeader*>(InputEvent()->GetHeader()); | |
897 | if (h2) | |
898 | vals[2] = h2->GetL0TriggerInputs(); | |
899 | else | |
900 | vals[2] = 0; | |
a49742b5 | 901 | } |
296ea9b4 | 902 | vals[3] = InputEvent()->GetCentrality()->GetCentralityPercentileUnchecked(fCentVar); |
903 | vals[4] = clusterVec.Pt(); | |
904 | vals[5] = clusterVec.Eta(); | |
905 | vals[6] = clusterVec.Phi(); | |
906 | vals[7] = clusterVec.E(); | |
907 | vals[8] = GetMaxCellEnergy(clus); | |
908 | vals[9] = clus->GetNCells(); | |
909 | vals[10] = GetNCells(clus,0.100); | |
910 | vals[11] = clus->GetDistanceToBadChannel(); | |
911 | vals[12] = clus->GetDispersion(); | |
912 | vals[13] = clus->GetM20(); | |
913 | vals[14] = clus->GetM02(); | |
914 | vals[15] = clusterEcc; | |
915 | vals[16] = maxAxis; | |
916 | vals[17] = fClusProps[i].fTrDz; | |
917 | vals[18] = fClusProps[i].fTrDr; | |
c4236a58 | 918 | vals[19] = fClusProps[i].fTrEp; |
919 | vals[20] = fClusProps[i].fTrIso; | |
920 | vals[21] = fClusProps[i].fCellIso; | |
296ea9b4 | 921 | fNtuple->Fill(vals); |
fa443410 | 922 | } |
923 | } | |
286b47a5 | 924 | } |
925 | ||
926 | //________________________________________________________________________ | |
927 | void AliAnalysisTaskEMCALPi0PbPb::FillPionHists() | |
928 | { | |
929 | // Fill histograms related to pions. | |
286b47a5 | 930 | |
296ea9b4 | 931 | Double_t vertex[3] = {0}; |
fa443410 | 932 | InputEvent()->GetPrimaryVertex()->GetXYZ(vertex); |
933 | ||
90d5b88b | 934 | TObjArray *clusters = fEsdClusters; |
935 | if (!clusters) | |
936 | clusters = fAodClusters; | |
fa443410 | 937 | |
90d5b88b | 938 | if (clusters) { |
939 | TLorentzVector clusterVec1; | |
940 | TLorentzVector clusterVec2; | |
941 | TLorentzVector pionVec; | |
942 | ||
943 | Int_t nclus = clusters->GetEntries(); | |
fa443410 | 944 | for (Int_t i = 0; i<nclus; ++i) { |
90d5b88b | 945 | AliVCluster *clus1 = static_cast<AliVCluster*>(clusters->At(i)); |
fa443410 | 946 | if (!clus1) |
947 | continue; | |
948 | if (!clus1->IsEMCAL()) | |
949 | continue; | |
3c661da5 | 950 | if (clus1->E()<fMinE) |
6eb6260e | 951 | continue; |
a49742b5 | 952 | if (clus1->GetNCells()<fNminCells) |
953 | continue; | |
f224d35b | 954 | if (GetMaxCellEnergy(clus1)/clus1->E()<fMinErat) |
955 | continue; | |
3c661da5 | 956 | if (clus1->Chi2()<fMinEcc) // eccentricity cut |
f224d35b | 957 | continue; |
fa443410 | 958 | clus1->GetMomentum(clusterVec1,vertex); |
959 | for (Int_t j = i+1; j<nclus; ++j) { | |
90d5b88b | 960 | AliVCluster *clus2 = static_cast<AliVCluster*>(clusters->At(j)); |
fa443410 | 961 | if (!clus2) |
962 | continue; | |
963 | if (!clus2->IsEMCAL()) | |
964 | continue; | |
3c661da5 | 965 | if (clus2->E()<fMinE) |
6eb6260e | 966 | continue; |
a49742b5 | 967 | if (clus2->GetNCells()<fNminCells) |
968 | continue; | |
f224d35b | 969 | if (GetMaxCellEnergy(clus2)/clus2->E()<fMinErat) |
970 | continue; | |
3c661da5 | 971 | if (clus2->Chi2()<fMinEcc) // eccentricity cut |
f224d35b | 972 | continue; |
fa443410 | 973 | clus2->GetMomentum(clusterVec2,vertex); |
974 | pionVec = clusterVec1 + clusterVec2; | |
975 | Double_t pionZgg = TMath::Abs(clusterVec1.E()-clusterVec2.E())/pionVec.E(); | |
6eb6260e | 976 | Double_t pionOpeningAngle = clusterVec1.Angle(clusterVec2.Vect()); |
d595acbb | 977 | if (pionZgg < fAsymMax) { |
978 | fHPionEtaPhi->Fill(pionVec.Eta(),pionVec.Phi()); | |
979 | fHPionMggPt->Fill(pionVec.M(),pionVec.Pt()); | |
980 | fHPionMggAsym->Fill(pionVec.M(),pionZgg); | |
6eb6260e | 981 | fHPionMggDgg->Fill(pionVec.M(),pionOpeningAngle); |
d595acbb | 982 | Int_t bin = fPtRanges->FindBin(pionVec.Pt()); |
983 | fHPionInvMasses[bin]->Fill(pionVec.M()); | |
984 | } | |
fa443410 | 985 | } |
986 | } | |
90d5b88b | 987 | } |
fa443410 | 988 | } |
d595acbb | 989 | |
6eb6260e | 990 | //________________________________________________________________________ |
323834f0 | 991 | void AliAnalysisTaskEMCALPi0PbPb::FillOtherHists() |
6eb6260e | 992 | { |
323834f0 | 993 | // Fill histograms related to cell properties. |
6eb6260e | 994 | } |
995 | ||
d595acbb | 996 | //________________________________________________________________________ |
296ea9b4 | 997 | Double_t AliAnalysisTaskEMCALPi0PbPb::GetCellIsolation(Double_t cEta, Double_t cPhi, Double_t radius) const |
998 | { | |
999 | // Compute isolation based on cell content. | |
1000 | ||
1001 | AliVCaloCells *cells = fEsdCells; | |
1002 | if (!cells) | |
1003 | cells = fAodCells; | |
1004 | if (!cells) | |
1005 | return 0; | |
1006 | ||
1007 | Double_t cellIsolation = 0; | |
1008 | Double_t rad2 = radius*radius; | |
1009 | Int_t ncells = cells->GetNumberOfCells(); | |
1010 | for (Int_t i = 0; i<ncells; ++i) { | |
1011 | Int_t absID = TMath::Abs(cells->GetCellNumber(i)); | |
1012 | Double_t cellE = cells->GetAmplitude(i); | |
1013 | Float_t eta, phi; | |
1014 | fGeom->EtaPhiFromIndex(absID,eta,phi); | |
1015 | Double_t phidiff = TVector2::Phi_0_2pi(phi-cPhi); | |
1016 | Double_t dist = (eta-cEta)*(eta-cEta)+phidiff*phidiff; | |
1017 | if(dist>rad2) | |
1018 | continue; | |
1019 | cellIsolation += cellE; | |
1020 | } | |
1021 | return cellIsolation; | |
1022 | } | |
1023 | ||
1024 | //________________________________________________________________________ | |
1025 | Double_t AliAnalysisTaskEMCALPi0PbPb::GetMaxCellEnergy(AliVCluster *cluster) const | |
d595acbb | 1026 | { |
90d5b88b | 1027 | // Get maximum energy of attached cell. |
1028 | ||
1029 | Double_t maxe = 0; | |
90d5b88b | 1030 | Int_t ncells = cluster->GetNCells(); |
1031 | if (fEsdCells) { | |
1032 | for (Int_t i=0; i<ncells; i++) { | |
27422847 | 1033 | Double_t e = fEsdCells->GetCellAmplitude(TMath::Abs(cluster->GetCellAbsId(i))); |
90d5b88b | 1034 | if (e>maxe) |
1035 | maxe = e; | |
1036 | } | |
1037 | } else { | |
1038 | for (Int_t i=0; i<ncells; i++) { | |
27422847 | 1039 | Double_t e = fAodCells->GetCellAmplitude(TMath::Abs(cluster->GetCellAbsId(i))); |
90d5b88b | 1040 | if (e>maxe) |
1041 | maxe = e; | |
1042 | } | |
1043 | } | |
6eb6260e | 1044 | return maxe; |
d595acbb | 1045 | } |
1046 | ||
1047 | //________________________________________________________________________ | |
296ea9b4 | 1048 | void AliAnalysisTaskEMCALPi0PbPb::GetSigma(AliVCluster *c, Double_t& sigmaMax, Double_t &sigmaMin) const |
d595acbb | 1049 | { |
90d5b88b | 1050 | // Calculate the (E) weighted variance along the longer (eigen) axis. |
1051 | ||
6bf90832 | 1052 | sigmaMax = 0; // cluster variance along its longer axis |
1053 | sigmaMin = 0; // cluster variance along its shorter axis | |
1054 | Double_t Ec = c->E(); // cluster energy | |
296ea9b4 | 1055 | if(Ec<=0) |
1056 | return; | |
6bf90832 | 1057 | Double_t Xc = 0 ; // cluster first moment along X |
1058 | Double_t Yc = 0 ; // cluster first moment along Y | |
1059 | Double_t Sxx = 0 ; // cluster second central moment along X (variance_X^2) | |
1060 | Double_t Sxy = 0 ; // cluster second central moment along Y (variance_Y^2) | |
1061 | Double_t Syy = 0 ; // cluster covariance^2 | |
90d5b88b | 1062 | |
1063 | AliVCaloCells *cells = fEsdCells; | |
1064 | if (!cells) | |
1065 | cells = fAodCells; | |
1066 | ||
6eb6260e | 1067 | if (!cells) |
1068 | return; | |
1069 | ||
6bf90832 | 1070 | Int_t ncells = c->GetNCells(); |
6eb6260e | 1071 | if (ncells==1) |
1072 | return; | |
1073 | ||
1074 | TVector3 pos; | |
1075 | for(Int_t j=0; j<ncells; ++j) { | |
6bf90832 | 1076 | Int_t id = TMath::Abs(c->GetCellAbsId(j)); |
27422847 | 1077 | fGeom->GetGlobal(id,pos); |
6eb6260e | 1078 | Double_t cellen = cells->GetCellAmplitude(id); |
1079 | Xc += cellen*pos.X(); | |
1080 | Yc += cellen*pos.Y(); | |
1081 | Sxx += cellen*pos.X()*pos.X(); | |
1082 | Syy += cellen*pos.Y()*pos.Y(); | |
1083 | Sxy += cellen*pos.X()*pos.Y(); | |
1084 | } | |
1085 | Xc /= Ec; | |
1086 | Yc /= Ec; | |
1087 | Sxx /= Ec; | |
1088 | Syy /= Ec; | |
1089 | Sxy /= Ec; | |
1090 | Sxx -= Xc*Xc; | |
1091 | Syy -= Yc*Yc; | |
1092 | Sxy -= Xc*Yc; | |
296ea9b4 | 1093 | sigmaMax = (Sxx + Syy + TMath::Sqrt(TMath::Abs((Sxx-Syy)*(Sxx-Syy)+4.0*Sxy*Sxy)))/2.0; |
1094 | sigmaMax = TMath::Sqrt(TMath::Abs(sigmaMax)); | |
1095 | sigmaMin = TMath::Abs(Sxx + Syy - TMath::Sqrt(TMath::Abs((Sxx-Syy)*(Sxx-Syy)+4.0*Sxy*Sxy)))/2.0; | |
1096 | sigmaMin = TMath::Sqrt(TMath::Abs(sigmaMin)); | |
d595acbb | 1097 | } |
90d5b88b | 1098 | |
6bf90832 | 1099 | //________________________________________________________________________ |
296ea9b4 | 1100 | Int_t AliAnalysisTaskEMCALPi0PbPb::GetNCells(AliVCluster *c, Double_t emin) const |
6bf90832 | 1101 | { |
1102 | // Calculate number of attached cells above emin. | |
1103 | ||
6bf90832 | 1104 | AliVCaloCells *cells = fEsdCells; |
1105 | if (!cells) | |
1106 | cells = fAodCells; | |
6bf90832 | 1107 | if (!cells) |
296ea9b4 | 1108 | return 0; |
6bf90832 | 1109 | |
296ea9b4 | 1110 | Int_t n = 0; |
6bf90832 | 1111 | Int_t ncells = c->GetNCells(); |
1112 | for(Int_t j=0; j<ncells; ++j) { | |
1113 | Int_t id = TMath::Abs(c->GetCellAbsId(j)); | |
1114 | Double_t cellen = cells->GetCellAmplitude(id); | |
1115 | if (cellen>=emin) | |
1116 | ++n; | |
1117 | } | |
1118 | return n; | |
1119 | } | |
1120 | ||
296ea9b4 | 1121 | //________________________________________________________________________ |
1122 | Double_t AliAnalysisTaskEMCALPi0PbPb::GetTrackIsolation(Double_t cEta, Double_t cPhi, Double_t radius) const | |
1123 | { | |
1124 | // Compute isolation based on tracks. | |
1125 | ||
1126 | Double_t trkIsolation = 0; | |
1127 | Double_t rad2 = radius*radius; | |
1128 | Int_t ntrks = fSelTracks->GetEntries(); | |
1129 | for(Int_t j = 0; j<ntrks; ++j) { | |
1130 | AliVTrack *track = static_cast<AliVTrack*>(fSelTracks->At(j)); | |
1131 | if (!track) | |
1132 | continue; | |
1133 | Float_t eta = track->Eta(); | |
1134 | Float_t phi = track->Phi(); | |
1135 | Double_t phidiff = TVector2::Phi_0_2pi(phi-cPhi); | |
1136 | Double_t dist = (eta-cEta)*(eta-cEta)+phidiff*phidiff; | |
1137 | if(dist>rad2) | |
1138 | continue; | |
1139 | trkIsolation += track->Pt(); | |
1140 | } | |
1141 | return trkIsolation; | |
1142 | } |