]>
Commit | Line | Data |
---|---|---|
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", |
f0897c18 | 144 | "run:evt:l0:cent:pt:eta:phi:e:emax:n:n1:nsm: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 | if(track->GetTPCNcls()<fMinNClustPerTrack) |
559 | continue; | |
0ec74551 | 560 | AliESDtrack copyt(*track); |
561 | Double_t bfield[3]; | |
562 | copyt.GetBxByBz(bfield); | |
563 | AliExternalTrackParam tParam; | |
564 | Bool_t relate = copyt.RelateToVertexBxByBz(vtxSPD,bfield,kVeryBig,&tParam); | |
565 | if (!relate) | |
566 | continue; | |
567 | copyt.Set(tParam.GetX(),tParam.GetAlpha(),tParam.GetParameter(),tParam.GetCovariance()); | |
568 | Double_t p[3] = { 0. }; | |
569 | copyt.GetPxPyPz(p); | |
570 | Double_t pos[3] = { 0. }; | |
571 | copyt.GetXYZ(pos); | |
572 | Double_t covTr[21] = { 0. }; | |
573 | copyt.GetCovarianceXYZPxPyPz(covTr); | |
574 | Double_t pid[10] = { 0. }; | |
575 | copyt.GetESDpid(pid); | |
576 | AliAODTrack *aTrack = new AliAODTrack(copyt.GetID(), | |
577 | copyt.GetLabel(), | |
578 | p, | |
579 | kTRUE, | |
580 | pos, | |
581 | kFALSE, | |
582 | covTr, | |
583 | (Short_t)copyt.GetSign(), | |
584 | copyt.GetITSClusterMap(), | |
585 | pid, | |
586 | 0,/*fPrimaryVertex,*/ | |
587 | kTRUE, // check if this is right | |
588 | vtx->UsesTrack(copyt.GetID())); | |
589 | aTrack->SetTPCClusterMap(copyt.GetTPCClusterMap()); | |
590 | aTrack->SetTPCSharedMap (copyt.GetTPCSharedMap()); | |
591 | Float_t ndf = copyt.GetTPCNcls() + 1 - 5 ; | |
592 | if(ndf>0) | |
593 | aTrack->SetChi2perNDF(copyt.GetTPCchi2()/ndf); | |
594 | else | |
595 | aTrack->SetChi2perNDF(-1); | |
596 | aTrack->SetFlags(copyt.GetStatus()); | |
597 | aTrack->SetTPCPointsF(copyt.GetTPCNclsF()); | |
598 | fSelTracks->Add(aTrack); | |
296ea9b4 | 599 | } |
600 | } else { | |
601 | Int_t ntracks = tracks->GetEntries(); | |
602 | for (Int_t i=0; i<ntracks; ++i) { | |
603 | AliAODTrack *track = static_cast<AliAODTrack*>(tracks->At(i)); | |
604 | if (!track) | |
605 | continue; | |
606 | Double_t eta = track->Eta(); | |
607 | if (eta<-1||eta>1) | |
608 | continue; | |
0ec74551 | 609 | if (track->Phi()<phimin||track->Phi()>phimax) |
610 | continue; | |
296ea9b4 | 611 | if(track->GetTPCNcls()<fMinNClustPerTrack) |
612 | continue; | |
c4236a58 | 613 | |
71fed3bd | 614 | if (0 && (track->Pt()>=0.6) && (track->PxAtDCA()==-999)) { // compute position on EMCAL |
c4236a58 | 615 | AliExternalTrackParam tParam(track); |
616 | if (AliTrackerBase::PropagateTrackToBxByBz(&tParam, 438, 0.139, 1, kTRUE)) { | |
617 | Double_t trkPos[3]; | |
618 | tParam.GetXYZ(trkPos); | |
619 | track->SetPxPyPzAtDCA(trkPos[0],trkPos[1],trkPos[2]); | |
620 | } | |
621 | } | |
296ea9b4 | 622 | fSelTracks->Add(track); |
623 | } | |
624 | } | |
625 | } | |
626 | ||
627 | //________________________________________________________________________ | |
628 | void AliAnalysisTaskEMCALPi0PbPb::CalcClusterProps() | |
629 | { | |
630 | // Calculate cluster properties | |
631 | ||
632 | TObjArray *clusters = fEsdClusters; | |
633 | if (!clusters) | |
634 | clusters = fAodClusters; | |
635 | if (!clusters) | |
636 | return; | |
637 | ||
638 | Int_t nclus = clusters->GetEntries(); | |
c4236a58 | 639 | Int_t ntrks = fSelTracks->GetEntries(); |
640 | ||
296ea9b4 | 641 | for(Int_t i = 0; i<nclus; ++i) { |
642 | fClusProps[i].Reset(); | |
643 | ||
644 | AliVCluster *clus = static_cast<AliVCluster*>(clusters->At(i)); | |
645 | if (!clus) | |
646 | continue; | |
647 | if (!clus->IsEMCAL()) | |
648 | continue; | |
649 | if (clus->E()<fMinE) | |
650 | continue; | |
651 | ||
652 | Float_t clsPos[3] = {0}; | |
653 | clus->GetPosition(clsPos); | |
04785f50 | 654 | TVector3 clsVec(clsPos); |
c4236a58 | 655 | Double_t vertex[3] = {0}; |
656 | InputEvent()->GetPrimaryVertex()->GetXYZ(vertex); | |
657 | TLorentzVector clusterVec; | |
658 | clus->GetMomentum(clusterVec,vertex); | |
659 | Double_t clsEta = clusterVec.Eta(); | |
296ea9b4 | 660 | |
296ea9b4 | 661 | Double_t mind2 = 1e10; |
662 | for(Int_t j = 0; j<ntrks; ++j) { | |
663 | AliVTrack *track = static_cast<AliVTrack*>(fSelTracks->At(j)); | |
664 | if (!track) | |
665 | continue; | |
71fed3bd | 666 | Double_t pt = track->Pt(); |
667 | if (pt<fMinPtPerTrack) | |
296ea9b4 | 668 | continue; |
c4236a58 | 669 | if (TMath::Abs(clsEta-track->Eta())>fIsoDist) |
670 | continue; | |
671 | ||
296ea9b4 | 672 | AliExternalTrackParam tParam(track); |
673 | Float_t tmpR=-1, tmpZ=-1; | |
04785f50 | 674 | #if 1 |
675 | if (1) { | |
676 | TVector3 vec(clsPos); | |
677 | Double_t alpha = ((int)(vec.Phi()*TMath::RadToDeg()/20)+0.5)*20*TMath::DegToRad(); | |
678 | vec.RotateZ(-alpha); //Rotate the cluster to the local extrapolation coordinate system | |
679 | tParam.Rotate(alpha); //Rotate the track to the same local extrapolation system | |
680 | if (!AliTrackerBase::PropagateTrackToBxByBz(&tParam, vec.X(), 0.139, 1, kFALSE)) | |
681 | continue; | |
682 | Double_t trkPos[3]; | |
683 | tParam.GetXYZ(trkPos); //Get the extrapolated global position | |
684 | tmpR = TMath::Sqrt( TMath::Power(clsPos[0]-trkPos[0],2)+TMath::Power(clsPos[1]-trkPos[1],2)+TMath::Power(clsPos[2]-trkPos[2],2) ); | |
685 | tmpZ = clsPos[2]-trkPos[2]; | |
686 | } | |
687 | #else | |
296ea9b4 | 688 | if (!fReco->ExtrapolateTrackToCluster(&tParam, clus, tmpR, tmpZ)) |
689 | continue; | |
04785f50 | 690 | #endif |
c4236a58 | 691 | Double_t d2 = tmpR; |
296ea9b4 | 692 | if (mind2>d2) { |
693 | mind2=d2; | |
694 | fClusProps[i].fTrIndex = j; | |
695 | fClusProps[i].fTrDz = tmpZ; | |
c4236a58 | 696 | fClusProps[i].fTrDr = TMath::Sqrt(tmpR*tmpR-tmpZ*tmpZ); |
296ea9b4 | 697 | fClusProps[i].fTrDist = d2; |
698 | fClusProps[i].fTrEp = clus->E()/track->P(); | |
699 | } | |
700 | } | |
701 | ||
c4236a58 | 702 | if (0 && (fClusProps[i].fTrIndex>=0)) { |
703 | cout << i << " " << fClusProps[i].fTrIndex << ": Dr " << fClusProps[i].fTrDr << " " << " Dz " << fClusProps[i].fTrDz << endl; | |
704 | } | |
04785f50 | 705 | fClusProps[i].fTrIso = GetTrackIsolation(clusterVec.Eta(),clusterVec.Phi(),fIsoDist); |
706 | fClusProps[i].fTrLowPtIso = 0; | |
707 | fClusProps[i].fCellIso = GetCellIsolation(clsVec.Eta(),clsVec.Phi(),fIsoDist); | |
296ea9b4 | 708 | } |
709 | } | |
710 | ||
323834f0 | 711 | //________________________________________________________________________ |
712 | void AliAnalysisTaskEMCALPi0PbPb::ClusterAfterburner() | |
713 | { | |
296ea9b4 | 714 | // Run custer reconstruction afterburner. |
323834f0 | 715 | |
716 | AliVCaloCells *cells = fEsdCells; | |
717 | if (!cells) | |
718 | cells = fAodCells; | |
719 | ||
720 | if (!cells) | |
721 | return; | |
722 | ||
723 | Int_t ncells = cells->GetNumberOfCells(); | |
724 | if (ncells<=0) | |
725 | return; | |
726 | ||
727 | Double_t cellMeanE = 0, cellSigE = 0; | |
728 | for (Int_t i = 0; i<ncells; ++i) { | |
729 | Double_t cellE = cells->GetAmplitude(i); | |
730 | cellMeanE += cellE; | |
731 | cellSigE += cellE*cellE; | |
732 | } | |
733 | cellMeanE /= ncells; | |
734 | cellSigE /= ncells; | |
735 | cellSigE -= cellMeanE*cellMeanE; | |
736 | if (cellSigE<0) | |
737 | cellSigE = 0; | |
738 | cellSigE = TMath::Sqrt(cellSigE / ncells); | |
739 | ||
740 | Double_t subE = cellMeanE - 7*cellSigE; | |
741 | if (subE<0) | |
742 | return; | |
743 | ||
744 | for (Int_t i = 0; i<ncells; ++i) { | |
745 | Short_t id=-1; | |
746 | Double_t amp=0,time=0; | |
747 | if (!cells->GetCell(i, id, amp, time)) | |
748 | continue; | |
749 | amp -= cellMeanE; | |
750 | if (amp<0.001) | |
751 | amp = 0; | |
752 | cells->SetCell(i, id, amp, time); | |
753 | } | |
754 | ||
755 | TObjArray *clusters = fEsdClusters; | |
756 | if (!clusters) | |
757 | clusters = fAodClusters; | |
323834f0 | 758 | if (!clusters) |
759 | return; | |
760 | ||
761 | Int_t nclus = clusters->GetEntries(); | |
762 | for (Int_t i = 0; i<nclus; ++i) { | |
763 | AliVCluster *clus = static_cast<AliVCluster*>(clusters->At(i)); | |
764 | if (!clus->IsEMCAL()) | |
765 | continue; | |
766 | Int_t nc = clus->GetNCells(); | |
767 | Double_t clusE = 0; | |
768 | UShort_t ids[100] = {0}; | |
769 | Double_t fra[100] = {0}; | |
770 | for (Int_t j = 0; j<nc; ++j) { | |
771 | Short_t id = TMath::Abs(clus->GetCellAbsId(j)); | |
772 | Double_t cen = cells->GetCellAmplitude(id); | |
773 | clusE += cen; | |
774 | if (cen>0) { | |
775 | ids[nc] = id; | |
776 | ++nc; | |
777 | } | |
778 | } | |
779 | if (clusE<=0) { | |
780 | clusters->RemoveAt(i); | |
781 | continue; | |
782 | } | |
783 | ||
784 | for (Int_t j = 0; j<nc; ++j) { | |
785 | Short_t id = ids[j]; | |
786 | Double_t cen = cells->GetCellAmplitude(id); | |
787 | fra[j] = cen/clusE; | |
788 | } | |
789 | clus->SetE(clusE); | |
790 | AliAODCaloCluster *aodclus = dynamic_cast<AliAODCaloCluster*>(clus); | |
791 | if (aodclus) { | |
792 | aodclus->Clear(""); | |
793 | aodclus->SetNCells(nc); | |
794 | aodclus->SetCellsAmplitudeFraction(fra); | |
795 | aodclus->SetCellsAbsId(ids); | |
796 | } | |
797 | } | |
798 | clusters->Compress(); | |
799 | } | |
800 | ||
286b47a5 | 801 | //________________________________________________________________________ |
802 | void AliAnalysisTaskEMCALPi0PbPb::FillCellHists() | |
803 | { | |
804 | // Fill histograms related to cell properties. | |
d595acbb | 805 | |
90d5b88b | 806 | AliVCaloCells *cells = fEsdCells; |
807 | if (!cells) | |
808 | cells = fAodCells; | |
809 | ||
296ea9b4 | 810 | if (!cells) |
811 | return; | |
90d5b88b | 812 | |
296ea9b4 | 813 | Int_t cellModCount[12] = {0}; |
814 | Double_t cellMaxE = 0; | |
815 | Double_t cellMeanE = 0; | |
816 | Int_t ncells = cells->GetNumberOfCells(); | |
817 | if (ncells==0) | |
818 | return; | |
819 | ||
820 | Int_t nsm = fGeom->GetEMCGeometry()->GetNumberOfSuperModules(); | |
821 | ||
822 | for (Int_t i = 0; i<ncells; ++i) { | |
823 | Int_t absID = TMath::Abs(cells->GetCellNumber(i)); | |
824 | Double_t cellE = cells->GetAmplitude(i); | |
825 | fHCellE->Fill(cellE); | |
826 | if (cellE>cellMaxE) | |
827 | cellMaxE = cellE; | |
828 | cellMeanE += cellE; | |
829 | ||
830 | Int_t iSM=-1, iTower=-1, nIphi=-1, nIeta=-1; | |
831 | Bool_t ret = fGeom->GetCellIndex(absID, iSM, iTower, nIphi, nIeta); | |
832 | if (!ret) { | |
833 | AliError(Form("Could not get cell index for %d", absID)); | |
834 | continue; | |
835 | } | |
836 | ++cellModCount[iSM]; | |
837 | Int_t iPhi=-1, iEta=-1; | |
838 | fGeom->GetCellPhiEtaIndexInSModule(iSM, iTower, nIphi, nIeta, iPhi, iEta); | |
839 | fHColuRow[iSM]->Fill(iEta,iPhi,1); | |
840 | fHColuRowE[iSM]->Fill(iEta,iPhi,cellE); | |
841 | fHCellFreqNoCut[iSM]->Fill(absID); | |
842 | if (cellE > 0.1) fHCellFrequCut100M[iSM]->Fill(absID); | |
843 | if (cellE > 0.3) fHCellFrequCut300M[iSM]->Fill(absID); | |
844 | if (fHCellCheckE && fHCellCheckE[absID]) | |
845 | fHCellCheckE[absID]->Fill(cellE); | |
846 | } | |
847 | fHCellH->Fill(cellMaxE); | |
848 | cellMeanE /= ncells; | |
849 | fHCellM->Fill(cellMeanE); | |
850 | fHCellM2->Fill(cellMeanE*ncells/24/48/nsm); | |
851 | for (Int_t i=0; i<nsm; ++i) | |
852 | fHCellMult[i]->Fill(cellModCount[i]); | |
286b47a5 | 853 | } |
854 | ||
855 | //________________________________________________________________________ | |
856 | void AliAnalysisTaskEMCALPi0PbPb::FillClusHists() | |
857 | { | |
90d5b88b | 858 | // Fill histograms related to cluster properties. |
fa443410 | 859 | |
90d5b88b | 860 | TObjArray *clusters = fEsdClusters; |
861 | if (!clusters) | |
862 | clusters = fAodClusters; | |
296ea9b4 | 863 | if (!clusters) |
864 | return; | |
90d5b88b | 865 | |
296ea9b4 | 866 | Double_t vertex[3] = {0}; |
867 | InputEvent()->GetPrimaryVertex()->GetXYZ(vertex); | |
868 | ||
869 | Int_t nclus = clusters->GetEntries(); | |
870 | for(Int_t i = 0; i<nclus; ++i) { | |
871 | AliVCluster *clus = static_cast<AliVCluster*>(clusters->At(i)); | |
872 | if (!clus) | |
873 | continue; | |
874 | if (!clus->IsEMCAL()) | |
875 | continue; | |
90d5b88b | 876 | TLorentzVector clusterVec; |
296ea9b4 | 877 | clus->GetMomentum(clusterVec,vertex); |
878 | Double_t maxAxis = 0, minAxis = 0; | |
879 | GetSigma(clus,maxAxis,minAxis); | |
880 | Double_t clusterEcc = 0; | |
881 | if (maxAxis > 0) | |
882 | clusterEcc = TMath::Sqrt(1.0 - minAxis*minAxis/(maxAxis*maxAxis)); | |
883 | clus->SetChi2(clusterEcc); // store ecc in chi2 | |
884 | fHClustEccentricity->Fill(clusterEcc); | |
885 | fHClustEtaPhi->Fill(clusterVec.Eta(),clusterVec.Phi()); | |
886 | fHClustEnergyPt->Fill(clusterVec.E(),clusterVec.Pt()); | |
887 | fHClustEnergySigma->Fill(clus->E()*maxAxis,clus->E()); | |
888 | fHClustSigmaSigma->Fill(max(clus->GetM02(),clus->GetM20()),clus->E()*maxAxis); | |
889 | fHClustNCellEnergyRatio->Fill(clus->GetNCells(),GetMaxCellEnergy(clus)/clus->E()); | |
890 | if (fNtuple) { | |
891 | if (clus->E()<fMinE) | |
fa443410 | 892 | continue; |
f0897c18 | 893 | Float_t vals[23]; |
296ea9b4 | 894 | vals[0] = InputEvent()->GetRunNumber(); |
895 | vals[1] = (((UInt_t)InputEvent()->GetOrbitNumber() << 12) | (UInt_t)InputEvent()->GetBunchCrossNumber()); | |
896 | if (vals[1]<=0) | |
897 | vals[1] = fNEvs; | |
898 | AliESDHeader *h = dynamic_cast<AliESDHeader*>(InputEvent()->GetHeader()); | |
899 | if (h) | |
900 | vals[2] = h->GetL0TriggerInputs(); | |
901 | else { | |
902 | AliAODHeader *h2 = dynamic_cast<AliAODHeader*>(InputEvent()->GetHeader()); | |
903 | if (h2) | |
904 | vals[2] = h2->GetL0TriggerInputs(); | |
905 | else | |
906 | vals[2] = 0; | |
a49742b5 | 907 | } |
296ea9b4 | 908 | vals[3] = InputEvent()->GetCentrality()->GetCentralityPercentileUnchecked(fCentVar); |
909 | vals[4] = clusterVec.Pt(); | |
910 | vals[5] = clusterVec.Eta(); | |
911 | vals[6] = clusterVec.Phi(); | |
912 | vals[7] = clusterVec.E(); | |
913 | vals[8] = GetMaxCellEnergy(clus); | |
914 | vals[9] = clus->GetNCells(); | |
915 | vals[10] = GetNCells(clus,0.100); | |
f0897c18 | 916 | vals[11] = fGeom->GetSuperModuleNumber(clus->GetCellAbsId(0)); |
917 | vals[12] = clus->GetDistanceToBadChannel(); | |
918 | vals[13] = clus->GetDispersion(); | |
919 | vals[14] = clus->GetM20(); | |
920 | vals[15] = clus->GetM02(); | |
921 | vals[16] = clusterEcc; | |
922 | vals[17] = maxAxis; | |
923 | vals[18] = fClusProps[i].fTrDz; | |
924 | vals[19] = fClusProps[i].fTrDr; | |
925 | vals[20] = fClusProps[i].fTrEp; | |
926 | vals[21] = fClusProps[i].fTrIso; | |
927 | vals[22] = fClusProps[i].fCellIso; | |
296ea9b4 | 928 | fNtuple->Fill(vals); |
fa443410 | 929 | } |
930 | } | |
286b47a5 | 931 | } |
932 | ||
933 | //________________________________________________________________________ | |
934 | void AliAnalysisTaskEMCALPi0PbPb::FillPionHists() | |
935 | { | |
936 | // Fill histograms related to pions. | |
286b47a5 | 937 | |
296ea9b4 | 938 | Double_t vertex[3] = {0}; |
fa443410 | 939 | InputEvent()->GetPrimaryVertex()->GetXYZ(vertex); |
940 | ||
90d5b88b | 941 | TObjArray *clusters = fEsdClusters; |
942 | if (!clusters) | |
943 | clusters = fAodClusters; | |
fa443410 | 944 | |
90d5b88b | 945 | if (clusters) { |
946 | TLorentzVector clusterVec1; | |
947 | TLorentzVector clusterVec2; | |
948 | TLorentzVector pionVec; | |
949 | ||
950 | Int_t nclus = clusters->GetEntries(); | |
fa443410 | 951 | for (Int_t i = 0; i<nclus; ++i) { |
90d5b88b | 952 | AliVCluster *clus1 = static_cast<AliVCluster*>(clusters->At(i)); |
fa443410 | 953 | if (!clus1) |
954 | continue; | |
955 | if (!clus1->IsEMCAL()) | |
956 | continue; | |
3c661da5 | 957 | if (clus1->E()<fMinE) |
6eb6260e | 958 | continue; |
a49742b5 | 959 | if (clus1->GetNCells()<fNminCells) |
960 | continue; | |
f224d35b | 961 | if (GetMaxCellEnergy(clus1)/clus1->E()<fMinErat) |
962 | continue; | |
3c661da5 | 963 | if (clus1->Chi2()<fMinEcc) // eccentricity cut |
f224d35b | 964 | continue; |
fa443410 | 965 | clus1->GetMomentum(clusterVec1,vertex); |
966 | for (Int_t j = i+1; j<nclus; ++j) { | |
90d5b88b | 967 | AliVCluster *clus2 = static_cast<AliVCluster*>(clusters->At(j)); |
fa443410 | 968 | if (!clus2) |
969 | continue; | |
970 | if (!clus2->IsEMCAL()) | |
971 | continue; | |
3c661da5 | 972 | if (clus2->E()<fMinE) |
6eb6260e | 973 | continue; |
a49742b5 | 974 | if (clus2->GetNCells()<fNminCells) |
975 | continue; | |
f224d35b | 976 | if (GetMaxCellEnergy(clus2)/clus2->E()<fMinErat) |
977 | continue; | |
3c661da5 | 978 | if (clus2->Chi2()<fMinEcc) // eccentricity cut |
f224d35b | 979 | continue; |
fa443410 | 980 | clus2->GetMomentum(clusterVec2,vertex); |
981 | pionVec = clusterVec1 + clusterVec2; | |
982 | Double_t pionZgg = TMath::Abs(clusterVec1.E()-clusterVec2.E())/pionVec.E(); | |
6eb6260e | 983 | Double_t pionOpeningAngle = clusterVec1.Angle(clusterVec2.Vect()); |
d595acbb | 984 | if (pionZgg < fAsymMax) { |
985 | fHPionEtaPhi->Fill(pionVec.Eta(),pionVec.Phi()); | |
986 | fHPionMggPt->Fill(pionVec.M(),pionVec.Pt()); | |
987 | fHPionMggAsym->Fill(pionVec.M(),pionZgg); | |
6eb6260e | 988 | fHPionMggDgg->Fill(pionVec.M(),pionOpeningAngle); |
d595acbb | 989 | Int_t bin = fPtRanges->FindBin(pionVec.Pt()); |
990 | fHPionInvMasses[bin]->Fill(pionVec.M()); | |
991 | } | |
fa443410 | 992 | } |
993 | } | |
90d5b88b | 994 | } |
fa443410 | 995 | } |
d595acbb | 996 | |
6eb6260e | 997 | //________________________________________________________________________ |
323834f0 | 998 | void AliAnalysisTaskEMCALPi0PbPb::FillOtherHists() |
6eb6260e | 999 | { |
323834f0 | 1000 | // Fill histograms related to cell properties. |
6eb6260e | 1001 | } |
1002 | ||
d595acbb | 1003 | //________________________________________________________________________ |
296ea9b4 | 1004 | Double_t AliAnalysisTaskEMCALPi0PbPb::GetCellIsolation(Double_t cEta, Double_t cPhi, Double_t radius) const |
1005 | { | |
1006 | // Compute isolation based on cell content. | |
1007 | ||
1008 | AliVCaloCells *cells = fEsdCells; | |
1009 | if (!cells) | |
1010 | cells = fAodCells; | |
1011 | if (!cells) | |
1012 | return 0; | |
1013 | ||
1014 | Double_t cellIsolation = 0; | |
1015 | Double_t rad2 = radius*radius; | |
1016 | Int_t ncells = cells->GetNumberOfCells(); | |
1017 | for (Int_t i = 0; i<ncells; ++i) { | |
1018 | Int_t absID = TMath::Abs(cells->GetCellNumber(i)); | |
1019 | Double_t cellE = cells->GetAmplitude(i); | |
1020 | Float_t eta, phi; | |
1021 | fGeom->EtaPhiFromIndex(absID,eta,phi); | |
1022 | Double_t phidiff = TVector2::Phi_0_2pi(phi-cPhi); | |
1023 | Double_t dist = (eta-cEta)*(eta-cEta)+phidiff*phidiff; | |
1024 | if(dist>rad2) | |
1025 | continue; | |
1026 | cellIsolation += cellE; | |
1027 | } | |
1028 | return cellIsolation; | |
1029 | } | |
1030 | ||
1031 | //________________________________________________________________________ | |
1032 | Double_t AliAnalysisTaskEMCALPi0PbPb::GetMaxCellEnergy(AliVCluster *cluster) const | |
d595acbb | 1033 | { |
90d5b88b | 1034 | // Get maximum energy of attached cell. |
1035 | ||
1036 | Double_t maxe = 0; | |
90d5b88b | 1037 | Int_t ncells = cluster->GetNCells(); |
1038 | if (fEsdCells) { | |
1039 | for (Int_t i=0; i<ncells; i++) { | |
27422847 | 1040 | Double_t e = fEsdCells->GetCellAmplitude(TMath::Abs(cluster->GetCellAbsId(i))); |
f0897c18 | 1041 | if (e>maxe) { |
90d5b88b | 1042 | maxe = e; |
f0897c18 | 1043 | } |
90d5b88b | 1044 | } |
1045 | } else { | |
1046 | for (Int_t i=0; i<ncells; i++) { | |
27422847 | 1047 | Double_t e = fAodCells->GetCellAmplitude(TMath::Abs(cluster->GetCellAbsId(i))); |
90d5b88b | 1048 | if (e>maxe) |
1049 | maxe = e; | |
1050 | } | |
1051 | } | |
6eb6260e | 1052 | return maxe; |
d595acbb | 1053 | } |
1054 | ||
1055 | //________________________________________________________________________ | |
296ea9b4 | 1056 | void AliAnalysisTaskEMCALPi0PbPb::GetSigma(AliVCluster *c, Double_t& sigmaMax, Double_t &sigmaMin) const |
d595acbb | 1057 | { |
90d5b88b | 1058 | // Calculate the (E) weighted variance along the longer (eigen) axis. |
1059 | ||
6bf90832 | 1060 | sigmaMax = 0; // cluster variance along its longer axis |
1061 | sigmaMin = 0; // cluster variance along its shorter axis | |
1062 | Double_t Ec = c->E(); // cluster energy | |
296ea9b4 | 1063 | if(Ec<=0) |
1064 | return; | |
6bf90832 | 1065 | Double_t Xc = 0 ; // cluster first moment along X |
1066 | Double_t Yc = 0 ; // cluster first moment along Y | |
1067 | Double_t Sxx = 0 ; // cluster second central moment along X (variance_X^2) | |
1068 | Double_t Sxy = 0 ; // cluster second central moment along Y (variance_Y^2) | |
1069 | Double_t Syy = 0 ; // cluster covariance^2 | |
90d5b88b | 1070 | |
1071 | AliVCaloCells *cells = fEsdCells; | |
1072 | if (!cells) | |
1073 | cells = fAodCells; | |
1074 | ||
6eb6260e | 1075 | if (!cells) |
1076 | return; | |
1077 | ||
6bf90832 | 1078 | Int_t ncells = c->GetNCells(); |
6eb6260e | 1079 | if (ncells==1) |
1080 | return; | |
1081 | ||
1082 | TVector3 pos; | |
1083 | for(Int_t j=0; j<ncells; ++j) { | |
6bf90832 | 1084 | Int_t id = TMath::Abs(c->GetCellAbsId(j)); |
27422847 | 1085 | fGeom->GetGlobal(id,pos); |
6eb6260e | 1086 | Double_t cellen = cells->GetCellAmplitude(id); |
1087 | Xc += cellen*pos.X(); | |
1088 | Yc += cellen*pos.Y(); | |
1089 | Sxx += cellen*pos.X()*pos.X(); | |
1090 | Syy += cellen*pos.Y()*pos.Y(); | |
1091 | Sxy += cellen*pos.X()*pos.Y(); | |
1092 | } | |
1093 | Xc /= Ec; | |
1094 | Yc /= Ec; | |
1095 | Sxx /= Ec; | |
1096 | Syy /= Ec; | |
1097 | Sxy /= Ec; | |
1098 | Sxx -= Xc*Xc; | |
1099 | Syy -= Yc*Yc; | |
1100 | Sxy -= Xc*Yc; | |
f0897c18 | 1101 | Sxx = TMath::Abs(Sxx); |
1102 | Syy = TMath::Abs(Syy); | |
296ea9b4 | 1103 | sigmaMax = (Sxx + Syy + TMath::Sqrt(TMath::Abs((Sxx-Syy)*(Sxx-Syy)+4.0*Sxy*Sxy)))/2.0; |
1104 | sigmaMax = TMath::Sqrt(TMath::Abs(sigmaMax)); | |
1105 | sigmaMin = TMath::Abs(Sxx + Syy - TMath::Sqrt(TMath::Abs((Sxx-Syy)*(Sxx-Syy)+4.0*Sxy*Sxy)))/2.0; | |
1106 | sigmaMin = TMath::Sqrt(TMath::Abs(sigmaMin)); | |
d595acbb | 1107 | } |
90d5b88b | 1108 | |
6bf90832 | 1109 | //________________________________________________________________________ |
296ea9b4 | 1110 | Int_t AliAnalysisTaskEMCALPi0PbPb::GetNCells(AliVCluster *c, Double_t emin) const |
6bf90832 | 1111 | { |
1112 | // Calculate number of attached cells above emin. | |
1113 | ||
6bf90832 | 1114 | AliVCaloCells *cells = fEsdCells; |
1115 | if (!cells) | |
1116 | cells = fAodCells; | |
6bf90832 | 1117 | if (!cells) |
296ea9b4 | 1118 | return 0; |
6bf90832 | 1119 | |
296ea9b4 | 1120 | Int_t n = 0; |
6bf90832 | 1121 | Int_t ncells = c->GetNCells(); |
1122 | for(Int_t j=0; j<ncells; ++j) { | |
1123 | Int_t id = TMath::Abs(c->GetCellAbsId(j)); | |
1124 | Double_t cellen = cells->GetCellAmplitude(id); | |
1125 | if (cellen>=emin) | |
1126 | ++n; | |
1127 | } | |
1128 | return n; | |
1129 | } | |
1130 | ||
296ea9b4 | 1131 | //________________________________________________________________________ |
1132 | Double_t AliAnalysisTaskEMCALPi0PbPb::GetTrackIsolation(Double_t cEta, Double_t cPhi, Double_t radius) const | |
1133 | { | |
1134 | // Compute isolation based on tracks. | |
1135 | ||
1136 | Double_t trkIsolation = 0; | |
1137 | Double_t rad2 = radius*radius; | |
1138 | Int_t ntrks = fSelTracks->GetEntries(); | |
1139 | for(Int_t j = 0; j<ntrks; ++j) { | |
1140 | AliVTrack *track = static_cast<AliVTrack*>(fSelTracks->At(j)); | |
1141 | if (!track) | |
1142 | continue; | |
1143 | Float_t eta = track->Eta(); | |
1144 | Float_t phi = track->Phi(); | |
1145 | Double_t phidiff = TVector2::Phi_0_2pi(phi-cPhi); | |
1146 | Double_t dist = (eta-cEta)*(eta-cEta)+phidiff*phidiff; | |
1147 | if(dist>rad2) | |
1148 | continue; | |
1149 | trkIsolation += track->Pt(); | |
1150 | } | |
1151 | return trkIsolation; | |
1152 | } |