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e806e863 | 1 | //==================================================================================================================================================== |
2 | // | |
3 | // Class for the analysis of the ALICE muon forward tracks (MUON + MFT) | |
4 | // | |
5 | // Contact author: antonio.uras@cern.ch | |
6 | // | |
7 | //==================================================================================================================================================== | |
8 | ||
9 | #include "TObject.h" | |
10 | #include "TClonesArray.h" | |
11 | #include "AliMuonForwardTrack.h" | |
12 | #include "AliMuonForwardTrackPair.h" | |
13 | #include "TMatrixD.h" | |
14 | #include "TTree.h" | |
15 | #include "TH1D.h" | |
16 | #include "AliLog.h" | |
17 | #include "TFile.h" | |
18 | #include "TParticle.h" | |
19 | #include "AliMUONTrackParam.h" | |
20 | #include "AliMUONTrackExtrap.h" | |
21 | #include "TGeoManager.h" | |
22 | #include "TRandom.h" | |
23 | #include "TLorentzVector.h" | |
24 | #include "TDatabasePDG.h" | |
b5ab1ac4 | 25 | #include "TGraph.h" |
e806e863 | 26 | #include "AliMuonForwardTrackAnalysis.h" |
27 | ||
28 | ClassImp(AliMuonForwardTrackAnalysis) | |
29 | ||
30 | //==================================================================================================================================================== | |
31 | ||
32 | AliMuonForwardTrackAnalysis::AliMuonForwardTrackAnalysis(): | |
33 | TObject(), | |
34 | fInputDir(0), | |
35 | fOutputDir(0), | |
7e3dd1af | 36 | fInputTreeWithBranson(0x0), |
37 | fInputTreeWithoutBranson(0x0), | |
38 | fMuonForwardTracksWithBranson(0), | |
39 | fMuonForwardTrackPairsWithBranson(0), | |
40 | fMuonForwardTracksWithoutBranson(0), | |
41 | fMuonForwardTrackPairsWithoutBranson(0), | |
42 | fMFTTrackWithBranson(0), | |
43 | fMFTTrackWithoutBranson(0), | |
e806e863 | 44 | fMFTTrack(0), |
7e3dd1af | 45 | fMFTTrackPairWithBranson(0), |
46 | fMFTTrackPairWithoutBranson(0), | |
e806e863 | 47 | fMFTTrackPair(0), |
48 | fMCRefTrack(0), | |
49 | fEv(0), | |
50 | fFirstEvent(-1), | |
51 | fLastEvent(-1), | |
52 | fNTracksOfEvent(0), | |
53 | fNTracksAnalyzedOfEvent(0), | |
54 | fNTracksAnalyzed(0), | |
55 | fNPairsOfEvent(0), | |
56 | fNPairsAnalyzedOfEvent(0), | |
d8c2cc3e | 57 | fNTracksAnalyzedOfEventAfterCut(0), |
58 | fNPairsAnalyzedOfEventAfterCut(0), | |
e806e863 | 59 | fHistOffsetSingleMuonsX(0x0), |
60 | fHistOffsetSingleMuonsY(0x0), | |
61 | fHistOffsetSingleMuons(0x0), | |
62 | fHistWOffsetSingleMuons(0x0), | |
63 | fHistErrorSingleMuonsX(0x0), | |
64 | fHistErrorSingleMuonsY(0x0), | |
d8c2cc3e | 65 | fHistZOriginSingleMuonsMC(0x0), |
66 | fHistZROriginSingleMuonsMC(0x0), | |
67 | fHistSingleMuonsPtRapidityMC(0x0), | |
b5ab1ac4 | 68 | fHistSingleMuonsOffsetChi2(0x0), |
d8c2cc3e | 69 | fHistRapidityPtMuonPairs(0x0), |
789c2e43 | 70 | fHistMassMuonPairsVsPt(0), |
71 | fHistMassMuonPairsWithoutMFTVsPt(0), | |
72 | fHistMassMuonPairsVsPtLSp(0), | |
73 | fHistMassMuonPairsWithoutMFTVsPtLSp(0), | |
74 | fHistMassMuonPairsVsPtLSm(0), | |
75 | fHistMassMuonPairsWithoutMFTVsPtLSm(0), | |
76 | fEvalDimuonVtxResolution(kFALSE), | |
cd2f51d2 | 77 | fNMassBins(10), |
78 | fNPtDimuBins(1000), | |
e806e863 | 79 | fMassMin(0), |
80 | fMassMax(10), | |
cd2f51d2 | 81 | fPtDimuMin(0), |
82 | fPtDimuMax(5), | |
83 | fPtAxisDimuons(0), | |
e806e863 | 84 | fSingleMuonAnalysis(1), |
85 | fMuonPairAnalysis(1), | |
86 | fMatchTrigger(0), | |
87 | fOption(0), | |
b5ab1ac4 | 88 | fXVertResMC(50.e-4), |
89 | fYVertResMC(50.e-4), | |
90 | fZVertResMC(50.e-4), | |
7e3dd1af | 91 | fPrimaryVtxX(0.), |
92 | fPrimaryVtxY(0.), | |
93 | fPrimaryVtxZ(0.), | |
e806e863 | 94 | fMaxNWrongClustersMC(999), |
7e3dd1af | 95 | fPtMinSingleMuons(0), |
96 | fUseBransonForCut(kFALSE), | |
97 | fUseBransonForKinematics(kFALSE), | |
98 | fCutOnOffsetChi2(kFALSE), | |
99 | fCenterOffset(0.), | |
53b30119 | 100 | fCenterChi2(0.), |
7e3dd1af | 101 | fScaleOffset(250.), |
789c2e43 | 102 | fScaleChi2(1.5), |
7e3dd1af | 103 | fRadiusCut(1.) |
e806e863 | 104 | { |
105 | ||
106 | // default constructor | |
107 | ||
cd2f51d2 | 108 | for (Int_t iPtBin=0; iPtBin<fNMaxPtBinsDimuons+1; iPtBin++) { |
789c2e43 | 109 | fHistMassMuonPairs[iPtBin] = NULL; |
110 | fHistMassMuonPairsWithoutMFT[iPtBin] = NULL; | |
111 | fHistMassMuonPairsMC[iPtBin] = NULL; | |
112 | fHistWOffsetMuonPairsAtPrimaryVtx[iPtBin] = NULL; | |
113 | fHistWOffsetMuonPairsAtPCA[iPtBin] = NULL; | |
114 | fHistDistancePrimaryVtxPCA[iPtBin] = NULL; | |
115 | fHistDistancePrimaryVtxPCAvsWOffsetMuonPairsAtPCA[iPtBin] = NULL; | |
116 | fHistDimuonVtxResolutionX[iPtBin] = NULL; | |
117 | fHistDimuonVtxResolutionY[iPtBin] = NULL; | |
118 | fHistDimuonVtxResolutionZ[iPtBin] = NULL; | |
e806e863 | 119 | } |
120 | ||
121 | } | |
122 | ||
123 | //==================================================================================================================================================== | |
124 | ||
125 | Bool_t AliMuonForwardTrackAnalysis::Init(Char_t *inputFileName) { | |
126 | ||
cd2f51d2 | 127 | fPtAxisDimuons = new TAxis(fNPtDimuBins, fPtDimuMin, fPtDimuMax); |
128 | ||
e806e863 | 129 | BookHistos(); |
130 | ||
131 | TFile *inputFile = new TFile(Form("%s/%s",fInputDir.Data(),inputFileName)); | |
132 | if (!inputFile || !inputFile->IsOpen()) { | |
133 | AliError(Form("Error opening file %s", inputFileName)); | |
134 | return kFALSE; | |
135 | } | |
7e3dd1af | 136 | fInputTreeWithBranson = (TTree*) inputFile->Get("AliMuonForwardTracksWithBranson"); |
137 | if (!fInputTreeWithBranson) { | |
138 | AliError("Error reading input tree"); | |
139 | return kFALSE; | |
140 | } | |
141 | fInputTreeWithoutBranson = (TTree*) inputFile->Get("AliMuonForwardTracksWithoutBranson"); | |
142 | if (!fInputTreeWithoutBranson) { | |
e806e863 | 143 | AliError("Error reading input tree"); |
144 | return kFALSE; | |
145 | } | |
146 | ||
789c2e43 | 147 | if (fFirstEvent<0 || fLastEvent<0 || fFirstEvent>fLastEvent || fFirstEvent>=fInputTreeWithBranson->GetEntriesFast()) { |
e806e863 | 148 | fFirstEvent = 0; |
789c2e43 | 149 | fLastEvent = fInputTreeWithBranson->GetEntriesFast()-1; |
e806e863 | 150 | } |
151 | else { | |
789c2e43 | 152 | fLastEvent = TMath::Min(fLastEvent, Int_t(fInputTreeWithBranson->GetEntriesFast()-1)); |
e806e863 | 153 | } |
154 | ||
155 | AliInfo(Form("Analysing events %d to %d", fFirstEvent, fLastEvent)); | |
156 | ||
789c2e43 | 157 | fMuonForwardTracksWithBranson = new TClonesArray("AliMuonForwardTrack",30); |
7e3dd1af | 158 | fInputTreeWithBranson->SetBranchAddress("tracks", &fMuonForwardTracksWithBranson); |
159 | ||
789c2e43 | 160 | fMuonForwardTracksWithoutBranson = new TClonesArray("AliMuonForwardTrack",30); |
7e3dd1af | 161 | fInputTreeWithoutBranson->SetBranchAddress("tracks", &fMuonForwardTracksWithoutBranson); |
e806e863 | 162 | |
163 | TGeoManager::Import(Form("%s/geometry.root",fInputDir.Data())); | |
164 | ||
165 | AliMUONTrackExtrap::SetField(); | |
166 | ||
789c2e43 | 167 | fMuonForwardTrackPairsWithBranson = new TClonesArray("AliMuonForwardTrackPair",10); |
168 | fMuonForwardTrackPairsWithoutBranson = new TClonesArray("AliMuonForwardTrackPair",10); | |
169 | fMuonForwardTrackPairsWithBranson->SetOwner(kTRUE); | |
170 | fMuonForwardTrackPairsWithoutBranson->SetOwner(kTRUE); | |
171 | ||
e806e863 | 172 | |
173 | return kTRUE; | |
174 | ||
175 | } | |
176 | ||
177 | //==================================================================================================================================================== | |
178 | ||
179 | Bool_t AliMuonForwardTrackAnalysis::LoadNextEvent() { | |
180 | ||
181 | if (fEv>fLastEvent) return kFALSE; | |
182 | if (fEv<fFirstEvent) { fEv++; return kTRUE; } | |
789c2e43 | 183 | fMuonForwardTracksWithBranson -> Clear(""); |
184 | fMuonForwardTracksWithoutBranson -> Clear(""); | |
7e3dd1af | 185 | fInputTreeWithBranson->GetEvent(fEv); |
186 | fInputTreeWithoutBranson->GetEvent(fEv); | |
789c2e43 | 187 | AliDebug(2,Form("**** analyzing event # %4d (%3d tracks) ****", fEv, fMuonForwardTracksWithBranson->GetEntriesFast())); |
7e3dd1af | 188 | |
189 | fPrimaryVtxX = gRandom->Gaus(0., fXVertResMC); | |
190 | fPrimaryVtxY = gRandom->Gaus(0., fYVertResMC); | |
191 | fPrimaryVtxZ = gRandom->Gaus(0., fZVertResMC); | |
e806e863 | 192 | |
193 | if (fSingleMuonAnalysis) { | |
194 | fNTracksAnalyzedOfEvent = 0; | |
d8c2cc3e | 195 | fNTracksAnalyzedOfEventAfterCut = 0; |
789c2e43 | 196 | fNTracksOfEvent = fMuonForwardTracksWithBranson->GetEntriesFast(); |
e806e863 | 197 | while (AnalyzeSingleMuon()) continue; |
198 | } | |
199 | ||
200 | if (fMuonPairAnalysis) { | |
7e3dd1af | 201 | if (fMuonForwardTrackPairsWithBranson) { |
789c2e43 | 202 | fMuonForwardTrackPairsWithBranson->Clear("C"); |
203 | fMuonForwardTrackPairsWithoutBranson->Clear("C"); | |
e806e863 | 204 | } |
205 | BuildMuonPairs(); | |
206 | fNPairsAnalyzedOfEvent = 0; | |
d8c2cc3e | 207 | fNPairsAnalyzedOfEventAfterCut = 0; |
789c2e43 | 208 | // fNPairsOfEvent = fMuonForwardTrackPairsWithBranson->GetEntriesFast(); |
e806e863 | 209 | while (AnalyzeMuonPair()) continue; |
210 | } | |
211 | ||
789c2e43 | 212 | AliDebug(2,Form("**** analyzed event # %4d (%3d tracks and %3d pairs analyzed) ****", fEv, fNTracksAnalyzedOfEventAfterCut, fNPairsAnalyzedOfEventAfterCut)); |
d8c2cc3e | 213 | |
e806e863 | 214 | fEv++; |
215 | ||
216 | return kTRUE; | |
217 | ||
218 | } | |
219 | ||
220 | //==================================================================================================================================================== | |
221 | ||
222 | Bool_t AliMuonForwardTrackAnalysis::AnalyzeSingleMuon() { | |
223 | ||
224 | if (fNTracksAnalyzedOfEvent>=fNTracksOfEvent) return kFALSE; | |
225 | ||
7e3dd1af | 226 | fMFTTrackWithBranson = (AliMuonForwardTrack*) fMuonForwardTracksWithBranson->At(fNTracksAnalyzedOfEvent); |
227 | fMFTTrackWithoutBranson = (AliMuonForwardTrack*) fMuonForwardTracksWithoutBranson->At(fNTracksAnalyzedOfEvent); | |
228 | ||
e806e863 | 229 | fNTracksAnalyzedOfEvent++; |
7e3dd1af | 230 | |
231 | Bool_t passedCut = kFALSE; | |
232 | if (fUseBransonForCut) passedCut = PassedCutSingleMuon(fMFTTrackWithBranson); | |
233 | else passedCut = PassedCutSingleMuon(fMFTTrackWithoutBranson); | |
234 | if (!passedCut) return kTRUE; | |
235 | ||
236 | if (fUseBransonForKinematics) fMFTTrack = fMFTTrackWithBranson; | |
237 | else fMFTTrack = fMFTTrackWithoutBranson; | |
e806e863 | 238 | if (fMatchTrigger && !fMFTTrack->GetMatchTrigger()) return kTRUE; |
239 | fMCRefTrack = fMFTTrack->GetMCTrackRef(); | |
240 | ||
d8c2cc3e | 241 | if (fOption!=kPionsKaons && !fMCRefTrack) return kTRUE; |
242 | if (fOption!=kPionsKaons && fMFTTrack->GetNWrongClustersMC()>fMaxNWrongClustersMC) return kTRUE; | |
243 | ||
244 | if (fMCRefTrack) { | |
245 | fHistZOriginSingleMuonsMC -> Fill(-1.*fMCRefTrack->Vz()); | |
246 | fHistZROriginSingleMuonsMC -> Fill(-1.*fMCRefTrack->Vz(), TMath::Sqrt(fMCRefTrack->Vx()*fMCRefTrack->Vx()+fMCRefTrack->Vy()*fMCRefTrack->Vy())); | |
247 | } | |
e806e863 | 248 | |
e806e863 | 249 | AliMUONTrackParam *param = fMFTTrack->GetTrackParamAtMFTCluster(0); |
7e3dd1af | 250 | AliMUONTrackExtrap::ExtrapToZCov(param, fPrimaryVtxZ); |
e806e863 | 251 | |
252 | TLorentzVector pMu; | |
253 | Double_t mMu = TDatabasePDG::Instance()->GetParticle("mu-")->Mass(); | |
254 | Double_t energy = TMath::Sqrt(param->P()*param->P() + mMu*mMu); | |
255 | pMu.SetPxPyPzE(param->Px(), param->Py(), param->Pz(), energy); | |
256 | ||
e806e863 | 257 | TMatrixD cov(5,5); |
258 | cov = param->GetCovariances(); | |
259 | ||
260 | fHistErrorSingleMuonsX -> Fill(1.e4*TMath::Sqrt(cov(0,0))); | |
261 | fHistErrorSingleMuonsY -> Fill(1.e4*TMath::Sqrt(cov(2,2))); | |
262 | ||
7e3dd1af | 263 | Double_t dX = fMFTTrack->GetOffsetX(fPrimaryVtxX, fPrimaryVtxZ); |
264 | Double_t dY = fMFTTrack->GetOffsetY(fPrimaryVtxY, fPrimaryVtxZ); | |
e806e863 | 265 | |
7e3dd1af | 266 | Double_t offset = fMFTTrack->GetOffset(fPrimaryVtxX, fPrimaryVtxY, fPrimaryVtxZ); |
267 | Double_t weightedOffset = fMFTTrack->GetWeightedOffset(fPrimaryVtxX, fPrimaryVtxY, fPrimaryVtxZ); | |
e806e863 | 268 | |
269 | // AliDebug(2, Form("pdg code = %d\n", fMCRefTrack->GetPdgCode())); | |
270 | ||
271 | fHistOffsetSingleMuonsX -> Fill(1.e4*dX); | |
272 | fHistOffsetSingleMuonsY -> Fill(1.e4*dY); | |
cd2f51d2 | 273 | |
d8c2cc3e | 274 | if (fOption!=kPionsKaons) fHistSingleMuonsPtRapidityMC-> Fill(fMCRefTrack->Y(), fMCRefTrack->Pt()); |
b5ab1ac4 | 275 | fHistOffsetSingleMuons -> Fill(1.e4*offset); |
276 | fHistWOffsetSingleMuons -> Fill(weightedOffset); | |
277 | Double_t chi2OverNdf = fMFTTrack->GetGlobalChi2()/Double_t(fMFTTrack->GetNMFTClusters()+fMFTTrack->GetNMUONClusters()); | |
278 | fHistSingleMuonsOffsetChi2 -> Fill(1.e4*offset, chi2OverNdf); | |
e806e863 | 279 | |
280 | fNTracksAnalyzed++; | |
d8c2cc3e | 281 | fNTracksAnalyzedOfEventAfterCut++; |
e806e863 | 282 | |
283 | return kTRUE; | |
284 | ||
285 | } | |
286 | ||
287 | //==================================================================================================================================================== | |
288 | ||
289 | Bool_t AliMuonForwardTrackAnalysis::AnalyzeMuonPair() { | |
290 | ||
291 | if (fNPairsAnalyzedOfEvent>=fNPairsOfEvent) return kFALSE; | |
292 | ||
7e3dd1af | 293 | fMFTTrackPairWithBranson = (AliMuonForwardTrackPair*) fMuonForwardTrackPairsWithBranson->At(fNPairsAnalyzedOfEvent); |
294 | fMFTTrackPairWithoutBranson = (AliMuonForwardTrackPair*) fMuonForwardTrackPairsWithoutBranson->At(fNPairsAnalyzedOfEvent); | |
e806e863 | 295 | |
7e3dd1af | 296 | fNPairsAnalyzedOfEvent++; |
297 | ||
298 | Bool_t passedCut = kFALSE; | |
299 | if (fUseBransonForCut) passedCut = PassedCutMuonPair(fMFTTrackPairWithBranson); | |
300 | else passedCut = PassedCutMuonPair(fMFTTrackPairWithoutBranson); | |
301 | ||
302 | if (!passedCut) return kTRUE; | |
303 | ||
304 | if (fUseBransonForKinematics) fMFTTrackPair = fMFTTrackPairWithBranson; | |
305 | else fMFTTrackPair = fMFTTrackPairWithoutBranson; | |
e806e863 | 306 | |
7e3dd1af | 307 | if ( fMFTTrackPair->GetTrack(0)->GetNWrongClustersMC()>fMaxNWrongClustersMC || |
308 | fMFTTrackPair->GetTrack(1)->GetNWrongClustersMC()>fMaxNWrongClustersMC ) return kTRUE; | |
e806e863 | 309 | |
7e3dd1af | 310 | if (fOption==kResonanceOnly && !fMFTTrackPair->IsResonance()) return kTRUE; |
311 | ||
789c2e43 | 312 | if (fOption==kResonanceOnly && fMFTTrackPair->GetCharge() != 0) return kTRUE; |
313 | ||
314 | Double_t pca[3] = {0}; | |
315 | fMFTTrackPair -> GetPointOfClosestApproach(pca); | |
316 | Double_t distancePrimaryVtxPCA = TMath::Sqrt(TMath::Power(fPrimaryVtxX-pca[0],2)+ | |
317 | TMath::Power(fPrimaryVtxY-pca[1],2)+ | |
318 | TMath::Power(fPrimaryVtxZ-pca[2],2)); | |
319 | ||
d8c2cc3e | 320 | fMFTTrackPair -> SetKinem(fPrimaryVtxZ); |
321 | ||
789c2e43 | 322 | Int_t ptBin = fPtAxisDimuons->FindBin(fMFTTrackPair->GetPt()); |
cd2f51d2 | 323 | |
324 | if (1<=ptBin && ptBin<=fNPtDimuBins) { | |
d8c2cc3e | 325 | fHistMassMuonPairs[ptBin] -> Fill(fMFTTrackPair->GetMass()); |
cd2f51d2 | 326 | fHistMassMuonPairsWithoutMFT[ptBin] -> Fill(fMFTTrackPair->GetMassWithoutMFT(fPrimaryVtxX, fPrimaryVtxY, fPrimaryVtxZ)); |
789c2e43 | 327 | if (fOption!=kPionsKaons) fHistMassMuonPairsMC[ptBin] -> Fill(fMFTTrackPair->GetMassMC()); |
328 | fHistWOffsetMuonPairsAtPrimaryVtx[ptBin] -> Fill(fMFTTrackPair->GetWeightedOffset(fPrimaryVtxX, fPrimaryVtxY, fPrimaryVtxZ)); | |
329 | fHistWOffsetMuonPairsAtPCA[ptBin] -> Fill(fMFTTrackPair->GetWeightedOffset(pca[0], pca[1], pca[2])); | |
330 | fHistDistancePrimaryVtxPCA[ptBin] -> Fill(distancePrimaryVtxPCA*1.e4); | |
331 | fHistDistancePrimaryVtxPCAvsWOffsetMuonPairsAtPCA[ptBin] -> Fill(fMFTTrackPair->GetWeightedOffset(pca[0], pca[1], pca[2]), distancePrimaryVtxPCA*1.e4); | |
332 | if (fEvalDimuonVtxResolution) { | |
333 | fHistDimuonVtxResolutionX[ptBin]->Fill(pca[0]*1.e4); | |
334 | fHistDimuonVtxResolutionY[ptBin]->Fill(pca[1]*1.e4); | |
335 | fHistDimuonVtxResolutionZ[ptBin]->Fill(pca[2]*1.e4); | |
336 | } | |
cd2f51d2 | 337 | } |
d8c2cc3e | 338 | fHistMassMuonPairs[0] -> Fill(fMFTTrackPair->GetMass()); |
cd2f51d2 | 339 | fHistMassMuonPairsWithoutMFT[0] -> Fill(fMFTTrackPair->GetMassWithoutMFT(fPrimaryVtxX, fPrimaryVtxY, fPrimaryVtxZ)); |
789c2e43 | 340 | if (fOption!=kPionsKaons) fHistMassMuonPairsMC[0] -> Fill(fMFTTrackPair->GetMassMC()); |
341 | fHistWOffsetMuonPairsAtPrimaryVtx[0] -> Fill(fMFTTrackPair->GetWeightedOffset(fPrimaryVtxX, fPrimaryVtxY, fPrimaryVtxZ)); | |
342 | fHistWOffsetMuonPairsAtPCA[0] -> Fill(fMFTTrackPair->GetWeightedOffset(pca[0], pca[1], pca[2])); | |
343 | fHistDistancePrimaryVtxPCA[0] -> Fill(distancePrimaryVtxPCA*1.e4); | |
344 | fHistDistancePrimaryVtxPCAvsWOffsetMuonPairsAtPCA[0] -> Fill(fMFTTrackPair->GetWeightedOffset(pca[0], pca[1], pca[2]), distancePrimaryVtxPCA*1.e4); | |
345 | if (fEvalDimuonVtxResolution) { | |
346 | fHistDimuonVtxResolutionX[0]->Fill(pca[0]*1.e4); | |
347 | fHistDimuonVtxResolutionY[0]->Fill(pca[1]*1.e4); | |
348 | fHistDimuonVtxResolutionZ[0]->Fill(pca[2]*1.e4); | |
349 | } | |
cd2f51d2 | 350 | |
789c2e43 | 351 | if (fMFTTrackPair->GetCharge() == 0) { |
352 | fHistMassMuonPairsVsPt -> Fill(fMFTTrackPair->GetMass(), fMFTTrackPair->GetPt()); | |
353 | fHistMassMuonPairsWithoutMFTVsPt -> Fill(fMFTTrackPair->GetMassWithoutMFT(fPrimaryVtxX, fPrimaryVtxY, fPrimaryVtxZ), fMFTTrackPair->GetPt()); | |
354 | } | |
355 | else if (fMFTTrackPair->GetCharge() == -2) { | |
356 | fHistMassMuonPairsVsPtLSm -> Fill(fMFTTrackPair->GetMass(), fMFTTrackPair->GetPt()); | |
357 | fHistMassMuonPairsWithoutMFTVsPtLSm -> Fill(fMFTTrackPair->GetMassWithoutMFT(fPrimaryVtxX, fPrimaryVtxY, fPrimaryVtxZ), fMFTTrackPair->GetPt()); | |
358 | } | |
359 | else if (fMFTTrackPair->GetCharge() == 2) { | |
360 | fHistMassMuonPairsVsPtLSp -> Fill(fMFTTrackPair->GetMass(), fMFTTrackPair->GetPt()); | |
361 | fHistMassMuonPairsWithoutMFTVsPtLSp -> Fill(fMFTTrackPair->GetMassWithoutMFT(fPrimaryVtxX, fPrimaryVtxY, fPrimaryVtxZ), fMFTTrackPair->GetPt()); | |
362 | } | |
363 | ||
364 | if (fOption!=kPionsKaons) fHistRapidityPtMuonPairs -> Fill(fMFTTrackPair->GetRapidityMC(), fMFTTrackPair->GetPt()); | |
365 | else fHistRapidityPtMuonPairs -> Fill(fMFTTrackPair->GetRapidity(), fMFTTrackPair->GetPt()); | |
e806e863 | 366 | |
d8c2cc3e | 367 | AliDebug(1, Form("mass = %f MC = %f", fMFTTrackPair->GetMass(), fMFTTrackPair->GetMassMC())); |
368 | ||
369 | fNPairsAnalyzedOfEventAfterCut++; | |
e806e863 | 370 | |
371 | return kTRUE; | |
372 | ||
373 | } | |
374 | ||
375 | //==================================================================================================================================================== | |
376 | ||
377 | void AliMuonForwardTrackAnalysis::BuildMuonPairs() { | |
378 | ||
789c2e43 | 379 | Int_t nMuonPairs = 0; |
380 | ||
381 | for (Int_t iTrack=0; iTrack<fMuonForwardTracksWithBranson->GetEntriesFast(); iTrack++) { | |
e806e863 | 382 | for (Int_t jTrack=0; jTrack<iTrack; jTrack++) { |
789c2e43 | 383 | |
7e3dd1af | 384 | AliMuonForwardTrack *track0_WithBranson = (AliMuonForwardTrack*) fMuonForwardTracksWithBranson->At(iTrack); |
385 | AliMuonForwardTrack *track1_WithBranson = (AliMuonForwardTrack*) fMuonForwardTracksWithBranson->At(jTrack); | |
789c2e43 | 386 | |
7e3dd1af | 387 | AliMuonForwardTrack *track0_WithoutBranson = (AliMuonForwardTrack*) fMuonForwardTracksWithoutBranson->At(iTrack); |
388 | AliMuonForwardTrack *track1_WithoutBranson = (AliMuonForwardTrack*) fMuonForwardTracksWithoutBranson->At(jTrack); | |
e806e863 | 389 | |
7e3dd1af | 390 | if (fMatchTrigger) if (!track0_WithBranson->GetMatchTrigger() || !track1_WithBranson->GetMatchTrigger()) continue; |
d8c2cc3e | 391 | if (fOption!=kPionsKaons && (!track0_WithBranson->GetMCTrackRef() || !track1_WithBranson->GetMCTrackRef())) continue; |
e806e863 | 392 | |
789c2e43 | 393 | new ((*fMuonForwardTrackPairsWithBranson)[nMuonPairs]) AliMuonForwardTrackPair(track0_WithBranson, track1_WithBranson); |
394 | new ((*fMuonForwardTrackPairsWithoutBranson)[nMuonPairs]) AliMuonForwardTrackPair(track0_WithoutBranson, track1_WithoutBranson); | |
395 | ||
396 | AliMuonForwardTrackPair *trackPairWithBranson = (AliMuonForwardTrackPair*) fMuonForwardTrackPairsWithBranson->At(nMuonPairs); | |
397 | if (!(fOption==kResonanceOnly && !trackPairWithBranson->IsResonance())) nMuonPairs++; | |
398 | ||
e806e863 | 399 | } |
400 | } | |
401 | ||
402 | } | |
403 | ||
404 | //==================================================================================================================================================== | |
405 | ||
7e3dd1af | 406 | Bool_t AliMuonForwardTrackAnalysis::PassedCutSingleMuon(AliMuonForwardTrack *track) { |
407 | ||
408 | AliMUONTrackParam *param = track->GetTrackParamAtMFTCluster(0); | |
409 | AliMUONTrackExtrap::ExtrapToZCov(param, fPrimaryVtxZ); | |
410 | ||
411 | if (track->Pt()<fPtMinSingleMuons) return kFALSE; | |
412 | ||
413 | if (fCutOnOffsetChi2) { | |
414 | Double_t offset = 1.e4*track->GetOffset(fPrimaryVtxX, fPrimaryVtxY, fPrimaryVtxZ); | |
415 | Double_t chi2OverNdf = track->GetGlobalChi2() / Double_t(track->GetNMFTClusters()+track->GetNMUONClusters()); | |
416 | offset /= fScaleOffset; | |
417 | chi2OverNdf /= fScaleChi2; | |
418 | offset -= fCenterOffset; | |
419 | chi2OverNdf -= fCenterChi2; | |
420 | // printf("cut on offset and chi2: returning %d\n", TMath::Sqrt(offset*offset + chi2OverNdf*chi2OverNdf)>fRadiusCut); | |
421 | if (TMath::Sqrt(offset*offset + chi2OverNdf*chi2OverNdf) > fRadiusCut) return kFALSE; | |
422 | } | |
423 | ||
424 | return kTRUE; | |
425 | ||
426 | } | |
427 | ||
428 | //==================================================================================================================================================== | |
429 | ||
430 | Bool_t AliMuonForwardTrackAnalysis::PassedCutMuonPair(AliMuonForwardTrackPair *pair) { | |
431 | ||
432 | return PassedCutSingleMuon(pair->GetTrack(0)) && PassedCutSingleMuon(pair->GetTrack(1)); | |
433 | ||
434 | } | |
435 | ||
436 | //==================================================================================================================================================== | |
437 | ||
e806e863 | 438 | void AliMuonForwardTrackAnalysis::Terminate(Char_t *outputFileName) { |
439 | ||
e806e863 | 440 | TFile *fileOut = new TFile(Form("%s/%s",fOutputDir.Data(),outputFileName), "recreate"); |
441 | ||
442 | printf("Writing output objects to file %s\n", fileOut->GetName()); | |
443 | ||
444 | fHistOffsetSingleMuonsX -> Write(); | |
445 | fHistOffsetSingleMuonsY -> Write(); | |
446 | fHistOffsetSingleMuons -> Write(); | |
447 | fHistWOffsetSingleMuons -> Write(); | |
448 | fHistErrorSingleMuonsX -> Write(); | |
449 | fHistErrorSingleMuonsY -> Write(); | |
450 | ||
d8c2cc3e | 451 | fHistSingleMuonsPtRapidityMC -> Write(); |
b5ab1ac4 | 452 | fHistSingleMuonsOffsetChi2 -> Write(); |
e806e863 | 453 | |
d8c2cc3e | 454 | fHistZOriginSingleMuonsMC -> Write(); |
455 | fHistZROriginSingleMuonsMC -> Write(); | |
456 | ||
cd2f51d2 | 457 | for (Int_t iPtBin=0; iPtBin<fNPtDimuBins+1; iPtBin++) { |
789c2e43 | 458 | fHistMassMuonPairs[iPtBin] -> Write(); |
459 | fHistMassMuonPairsWithoutMFT[iPtBin] -> Write(); | |
460 | fHistMassMuonPairsMC[iPtBin] -> Write(); | |
461 | fHistWOffsetMuonPairsAtPrimaryVtx[iPtBin] -> Write(); | |
462 | fHistWOffsetMuonPairsAtPCA[iPtBin] -> Write(); | |
463 | fHistDistancePrimaryVtxPCA[iPtBin] -> Write(); | |
464 | fHistDistancePrimaryVtxPCAvsWOffsetMuonPairsAtPCA[iPtBin] -> Write(); | |
465 | if (fEvalDimuonVtxResolution) { | |
466 | fHistDimuonVtxResolutionX[iPtBin] -> Write(); | |
467 | fHistDimuonVtxResolutionY[iPtBin] -> Write(); | |
468 | fHistDimuonVtxResolutionZ[iPtBin] -> Write(); | |
469 | } | |
cd2f51d2 | 470 | } |
471 | ||
789c2e43 | 472 | fHistMassMuonPairsVsPt -> Write(); |
473 | fHistMassMuonPairsWithoutMFTVsPt -> Write(); | |
474 | fHistMassMuonPairsVsPtLSp -> Write(); | |
475 | fHistMassMuonPairsWithoutMFTVsPtLSp -> Write(); | |
476 | fHistMassMuonPairsVsPtLSm -> Write(); | |
477 | fHistMassMuonPairsWithoutMFTVsPtLSm -> Write(); | |
478 | ||
d8c2cc3e | 479 | fHistRapidityPtMuonPairs -> Write(); |
e806e863 | 480 | |
481 | fileOut -> Close(); | |
482 | ||
483 | } | |
484 | ||
485 | //==================================================================================================================================================== | |
486 | ||
487 | void AliMuonForwardTrackAnalysis::BookHistos() { | |
488 | ||
489 | fHistOffsetSingleMuonsX = new TH1D("fHistOffsetSingleMuonsX", "Offset for single muons along X", 200, -1000, 1000); | |
490 | fHistOffsetSingleMuonsY = new TH1D("fHistOffsetSingleMuonsY", "Offset for single muons along Y", 200, -1000, 1000); | |
491 | fHistErrorSingleMuonsX = new TH1D("fHistErrorSingleMuonsX", "Coordinate Error for single muons along X", 200, 0, 1000); | |
492 | fHistErrorSingleMuonsY = new TH1D("fHistErrorSingleMuonsY", "Coordinate Error for single muons along Y", 200, 0, 1000); | |
b5ab1ac4 | 493 | fHistOffsetSingleMuons = new TH1D("fHistOffsetSingleMuons", "Offset for single muons", 200, 0, 2000); |
e806e863 | 494 | fHistWOffsetSingleMuons = new TH1D("fHistWOffsetSingleMuons", "Weighted Offset for single muons", 300, 0, 15); |
495 | ||
d8c2cc3e | 496 | fHistSingleMuonsPtRapidityMC = new TH2D("fHistSingleMuonsPtRapidityMC", "Phase Space for single muons", 100, -4.5, -2., 100, 0., 10.); |
789c2e43 | 497 | fHistSingleMuonsOffsetChi2 = new TH2D("fHistSingleMuonsOffsetChi2", "Offset vs #chi^{2}/ndf for single muons", 400, 0, 4000, 200, 0, 10); |
d8c2cc3e | 498 | fHistZOriginSingleMuonsMC = new TH1D("fHistZOriginSingleMuonsMC", "Z origin for single muons (from MC)", 1000, 0., 500.); |
499 | fHistZROriginSingleMuonsMC = new TH2D("fHistZROriginSingleMuonsMC", "Z-R origin for single muons (from MC)", 1000, 0., 500., 1000, 0., 100.); | |
e806e863 | 500 | |
501 | fHistOffsetSingleMuonsX -> SetXTitle("Offset(X) [#mum]"); | |
502 | fHistOffsetSingleMuonsY -> SetXTitle("Offset(Y) [#mum]"); | |
503 | fHistErrorSingleMuonsX -> SetXTitle("Err. on track position at z_{vtx} (X) [#mum]"); | |
504 | fHistErrorSingleMuonsY -> SetXTitle("Err. on track position at z_{vtx} (Y) [#mum]"); | |
505 | fHistOffsetSingleMuons -> SetXTitle("Offset [#mum]"); | |
506 | fHistWOffsetSingleMuons -> SetXTitle("Weighted Offset"); | |
507 | ||
d8c2cc3e | 508 | fHistSingleMuonsPtRapidityMC -> SetXTitle("y^{#mu}"); |
509 | fHistSingleMuonsPtRapidityMC -> SetYTitle("p_{T}^{#mu} [GeV/c]"); | |
b5ab1ac4 | 510 | fHistSingleMuonsOffsetChi2 -> SetXTitle("Offset [#mum]"); |
511 | fHistSingleMuonsOffsetChi2 -> SetYTitle("#chi^{2}/ndf"); | |
d8c2cc3e | 512 | |
513 | fHistZOriginSingleMuonsMC -> SetXTitle("Z [cm]"); | |
514 | fHistZROriginSingleMuonsMC -> SetXTitle("Z [cm]"); | |
515 | fHistZROriginSingleMuonsMC -> SetXTitle("R [cm]"); | |
e806e863 | 516 | |
517 | fHistOffsetSingleMuonsX -> Sumw2(); | |
518 | fHistOffsetSingleMuonsY -> Sumw2(); | |
519 | fHistErrorSingleMuonsX -> Sumw2(); | |
520 | fHistErrorSingleMuonsY -> Sumw2(); | |
521 | fHistOffsetSingleMuons -> Sumw2(); | |
522 | fHistWOffsetSingleMuons -> Sumw2(); | |
523 | ||
d8c2cc3e | 524 | fHistZOriginSingleMuonsMC -> Sumw2(); |
525 | fHistZROriginSingleMuonsMC -> Sumw2(); | |
526 | ||
527 | fHistSingleMuonsPtRapidityMC -> Sumw2(); | |
cd2f51d2 | 528 | fHistSingleMuonsOffsetChi2 -> Sumw2(); |
e806e863 | 529 | |
530 | //-------------------------------------------- | |
531 | ||
cd2f51d2 | 532 | for (Int_t iPtBin=0; iPtBin<=fNPtDimuBins+1; iPtBin++) { |
533 | ||
534 | if (!iPtBin) { | |
cd2f51d2 | 535 | fHistMassMuonPairs[iPtBin] = new TH1D(Form("fHistMassMuonPairs_%d",iPtBin), |
536 | "Dimuon Mass (MUON+MFT) (All p_{T}^{#mu#mu})", | |
537 | fNMassBins, fMassMin, fMassMax); | |
538 | fHistMassMuonPairsWithoutMFT[iPtBin] = new TH1D(Form("fHistMassMuonPairsWithoutMFT_%d",iPtBin), | |
539 | "Dimuon Mass (MUON only) (All p_{T}^{#mu#mu})", | |
540 | fNMassBins, fMassMin, fMassMax); | |
541 | fHistMassMuonPairsMC[iPtBin] = new TH1D(Form("fHistMassMuonPairsMC_%d",iPtBin), | |
542 | "Dimuon Mass (MC) (All p_{T}^{#mu#mu})", | |
543 | fNMassBins, fMassMin, fMassMax); | |
789c2e43 | 544 | fHistWOffsetMuonPairsAtPrimaryVtx[iPtBin] = new TH1D(Form("fHistWOffsetMuonPairsAtPrimaryVtx_%d",iPtBin), |
545 | "Weighted Offset for Muon Pairs at Primary Vertex (All p_{T}^{#mu#mu})", | |
546 | 300, 0, 60); | |
547 | fHistWOffsetMuonPairsAtPCA[iPtBin] = new TH1D(Form("fHistWOffsetMuonPairsAtPCA_%d",iPtBin), | |
548 | "Weighted Offset for Muon Pairs at PCA (All p_{T}^{#mu#mu})", | |
549 | 300, 0, 60); | |
550 | fHistDistancePrimaryVtxPCA[iPtBin] = new TH1D(Form("fHistDistancePrimaryVtxPCA_%d",iPtBin), | |
551 | "Distance between PCA and primary vertex (All p_{T}^{#mu#mu})", | |
552 | 1000, 0, 50000); | |
553 | fHistDistancePrimaryVtxPCAvsWOffsetMuonPairsAtPCA[iPtBin] = new TH2D(Form("fHistDistancePrimaryVtxPCAvsWOffsetMuonPairsAtPCA_%d",iPtBin), | |
554 | "DistancePrimaryVtxPCA vs WOffsetMuonPairsAtPCA (All p_{T}^{#mu#mu})", | |
555 | 300, 0, 60, 1000, 0, 50000); | |
556 | if (fEvalDimuonVtxResolution) { | |
557 | fHistDimuonVtxResolutionX[iPtBin] = new TH1D(Form("fHistDimuonVtxResolutionX_%d",iPtBin), | |
558 | "Dimuon Vtx offset along X (All p_{T}^{#mu#mu})", | |
559 | 2000, -1000, 1000); | |
560 | fHistDimuonVtxResolutionY[iPtBin] = new TH1D(Form("fHistDimuonVtxResolutionY_%d",iPtBin), | |
561 | "Dimuon Vtx offset along Y (All p_{T}^{#mu#mu})", | |
562 | 2000, -1000, 1000); | |
563 | fHistDimuonVtxResolutionZ[iPtBin] = new TH1D(Form("fHistDimuonVtxResolutionZ_%d",iPtBin), | |
564 | "Dimuon Vtx offset along Z (All p_{T}^{#mu#mu})", | |
565 | 2000, -10000, 10000); | |
566 | } | |
cd2f51d2 | 567 | } |
e806e863 | 568 | |
cd2f51d2 | 569 | else { |
570 | Double_t ptMin = fPtAxisDimuons->GetBinLowEdge(iPtBin); | |
571 | Double_t ptMax = fPtAxisDimuons->GetBinUpEdge(iPtBin); | |
cd2f51d2 | 572 | fHistMassMuonPairs[iPtBin] = new TH1D(Form("fHistMassMuonPairs_%d",iPtBin), |
573 | Form("Dimuon Mass (MUON+MFT) (%3.1f < p_{T}^{#mu#mu} < %3.1f GeV/c)",ptMin,ptMax), | |
574 | fNMassBins, fMassMin, fMassMax); | |
575 | fHistMassMuonPairsWithoutMFT[iPtBin] = new TH1D(Form("fHistMassMuonPairsWithoutMFT_%d",iPtBin), | |
576 | Form("Dimuon Mass (MUON only) (%3.1f < p_{T}^{#mu#mu} < %3.1f GeV/c)",ptMin,ptMax), | |
577 | fNMassBins, fMassMin, fMassMax); | |
578 | fHistMassMuonPairsMC[iPtBin] = new TH1D(Form("fHistMassMuonPairsMC_%d",iPtBin), | |
579 | Form("Dimuon Mass (MC) (%3.1f < p_{T}^{#mu#mu} < %3.1f GeV/c)",ptMin,ptMax), | |
789c2e43 | 580 | fNMassBins, fMassMin, fMassMax); |
581 | fHistWOffsetMuonPairsAtPrimaryVtx[iPtBin] = new TH1D(Form("fHistWOffsetMuonPairsAtPrimaryVtx_%d",iPtBin), | |
582 | Form("Weighted Offset for Muon Pairs at Primary Vertex (%3.1f < p_{T}^{#mu#mu} < %3.1f GeV/c)", | |
583 | ptMin,ptMax), 300, 0, 60); | |
584 | fHistWOffsetMuonPairsAtPCA[iPtBin] = new TH1D(Form("fHistWOffsetMuonPairsAtPCA_%d",iPtBin), | |
585 | Form("Weighted Offset for Muon Pairs at PCA (%3.1f < p_{T}^{#mu#mu} < %3.1f GeV/c)", | |
586 | ptMin,ptMax), 300, 0, 60); | |
587 | fHistDistancePrimaryVtxPCA[iPtBin] = new TH1D(Form("fHistDistancePrimaryVtxPCA_%d",iPtBin), | |
588 | Form("Distance between PCA and primary vertex (%3.1f < p_{T}^{#mu#mu} < %3.1f GeV/c)", | |
589 | ptMin,ptMax), 1000, 0, 50000); | |
590 | fHistDistancePrimaryVtxPCAvsWOffsetMuonPairsAtPCA[iPtBin] = new TH2D(Form("fHistDistancePrimaryVtxPCAvsWOffsetMuonPairsAtPCA_%d",iPtBin), | |
591 | Form("DistancePrimaryVtxPCA vs WOffsetMuonPairsAtPCA (%3.1f < p_{T}^{#mu#mu} < %3.1f GeV/c)", | |
592 | ptMin,ptMax), 300, 0, 60, 1000, 0, 50000); | |
593 | if (fEvalDimuonVtxResolution) { | |
594 | fHistDimuonVtxResolutionX[iPtBin] = new TH1D(Form("fHistDimuonVtxResolutionX_%d",iPtBin), | |
595 | Form("Dimuon Vtx offset along X (%3.1f < p_{T}^{#mu#mu} < %3.1f GeV/c)",ptMin,ptMax), | |
596 | 2000, -1000, 1000); | |
597 | fHistDimuonVtxResolutionY[iPtBin] = new TH1D(Form("fHistDimuonVtxResolutionY_%d",iPtBin), | |
598 | Form("Dimuon Vtx offset along Y (%3.1f < p_{T}^{#mu#mu} < %3.1f GeV/c)",ptMin,ptMax), | |
599 | 2000, -1000, 1000); | |
600 | fHistDimuonVtxResolutionZ[iPtBin] = new TH1D(Form("fHistDimuonVtxResolutionZ_%d",iPtBin), | |
601 | Form("Dimuon Vtx offset along Z (%3.1f < p_{T}^{#mu#mu} < %3.1f GeV/c)",ptMin,ptMax), | |
602 | 2000, -10000, 10000); | |
603 | } | |
cd2f51d2 | 604 | } |
605 | ||
789c2e43 | 606 | fHistMassMuonPairs[iPtBin] -> SetXTitle("Mass [GeV/c^{2}]"); |
607 | fHistMassMuonPairsWithoutMFT[iPtBin] -> SetXTitle("Mass [GeV/c^{2}]"); | |
608 | fHistMassMuonPairsMC[iPtBin] -> SetXTitle("Mass [GeV/c^{2}]"); | |
609 | fHistWOffsetMuonPairsAtPrimaryVtx[iPtBin] -> SetXTitle("Weighted Offset at Primary Vtx"); | |
610 | fHistWOffsetMuonPairsAtPCA[iPtBin] -> SetXTitle("Weighted Offset at PCA"); | |
611 | fHistDistancePrimaryVtxPCA[iPtBin] -> SetXTitle("PCA - Primary Vtx [#mum]"); | |
612 | fHistDistancePrimaryVtxPCAvsWOffsetMuonPairsAtPCA[iPtBin] -> SetXTitle("Weighted Offset at PCA"); | |
613 | fHistDistancePrimaryVtxPCAvsWOffsetMuonPairsAtPCA[iPtBin] -> SetYTitle("PCA - Primary Vtx [#mum]"); | |
614 | if (fEvalDimuonVtxResolution) { | |
615 | fHistDimuonVtxResolutionX[iPtBin] -> SetXTitle("Offset [#mum]"); | |
616 | fHistDimuonVtxResolutionY[iPtBin] -> SetXTitle("Offset [#mum]"); | |
617 | fHistDimuonVtxResolutionZ[iPtBin] -> SetXTitle("Offset [#mum]"); | |
618 | } | |
cd2f51d2 | 619 | |
789c2e43 | 620 | fHistMassMuonPairs[iPtBin] -> Sumw2(); |
621 | fHistMassMuonPairsWithoutMFT[iPtBin] -> Sumw2(); | |
622 | fHistMassMuonPairsMC[iPtBin] -> Sumw2(); | |
623 | fHistWOffsetMuonPairsAtPrimaryVtx[iPtBin] -> Sumw2(); | |
624 | fHistWOffsetMuonPairsAtPCA[iPtBin] -> Sumw2(); | |
625 | fHistDistancePrimaryVtxPCA[iPtBin] -> Sumw2(); | |
626 | fHistDistancePrimaryVtxPCAvsWOffsetMuonPairsAtPCA[iPtBin] -> Sumw2(); | |
627 | if (fEvalDimuonVtxResolution) { | |
628 | fHistDimuonVtxResolutionX[iPtBin] -> Sumw2(); | |
629 | fHistDimuonVtxResolutionY[iPtBin] -> Sumw2(); | |
630 | fHistDimuonVtxResolutionZ[iPtBin] -> Sumw2(); | |
631 | } | |
cd2f51d2 | 632 | |
633 | } | |
634 | ||
789c2e43 | 635 | fHistMassMuonPairsVsPt = new TH2D("fHistMassMuonPairsVsPt", "Dimuon Mass (MUON+MFT) vs p_{T}", fNMassBins, fMassMin, fMassMax, 20, 0., 10.); |
636 | fHistMassMuonPairsWithoutMFTVsPt = new TH2D("fHistMassMuonPairsWithoutMFTVsPt", "Dimuon Mass (MUON only) vs p_{T}", fNMassBins, fMassMin, fMassMax, 20, 0., 10.); | |
637 | fHistMassMuonPairsVsPtLSp = new TH2D("fHistMassMuonPairsVsPtLSp", "Dimuon Mass (MUON+MFT) vs p_{T} Like sign ++", fNMassBins, fMassMin, fMassMax, 20, 0., 10.); | |
638 | fHistMassMuonPairsWithoutMFTVsPtLSp = new TH2D("fHistMassMuonPairsWithoutMFTVsPtLSp", "Dimuon Mass (MUON only) vs p_{T} Like sign ++", fNMassBins, fMassMin, fMassMax, 20, 0., 10.); | |
639 | fHistMassMuonPairsVsPtLSm = new TH2D("fHistMassMuonPairsVsPtLSm", "Dimuon Mass (MUON+MFT) vs p_{T} Like sign --", fNMassBins, fMassMin, fMassMax, 20, 0., 10.); | |
640 | fHistMassMuonPairsWithoutMFTVsPtLSm = new TH2D("fHistMassMuonPairsWithoutMFTVsPtLSm", "Dimuon Mass (MUON only) vs p_{T} Like sign --", fNMassBins, fMassMin, fMassMax, 20, 0., 10.); | |
641 | ||
642 | fHistMassMuonPairsVsPt -> SetXTitle("Mass [GeV/c^{2}]"); | |
643 | fHistMassMuonPairsWithoutMFTVsPt -> SetXTitle("Mass [GeV/c^{2}]"); | |
644 | fHistMassMuonPairsVsPt -> SetYTitle("p_{T} [GeV/c]"); | |
645 | fHistMassMuonPairsWithoutMFTVsPt -> SetYTitle("p_{T} [GeV/c]"); | |
646 | fHistMassMuonPairsVsPt -> Sumw2(); | |
647 | fHistMassMuonPairsWithoutMFTVsPt -> Sumw2(); | |
648 | fHistMassMuonPairsVsPtLSp -> SetXTitle("Mass [GeV/c^{2}]"); | |
649 | fHistMassMuonPairsWithoutMFTVsPtLSp -> SetXTitle("Mass [GeV/c^{2}]"); | |
650 | fHistMassMuonPairsVsPtLSp -> SetYTitle("p_{T} [GeV/c]"); | |
651 | fHistMassMuonPairsWithoutMFTVsPtLSp -> SetYTitle("p_{T} [GeV/c]"); | |
652 | fHistMassMuonPairsVsPtLSp -> Sumw2(); | |
653 | fHistMassMuonPairsWithoutMFTVsPtLSp -> Sumw2(); | |
654 | fHistMassMuonPairsVsPtLSm -> SetXTitle("Mass [GeV/c^{2}]"); | |
655 | fHistMassMuonPairsWithoutMFTVsPtLSm -> SetXTitle("Mass [GeV/c^{2}]"); | |
656 | fHistMassMuonPairsVsPtLSm -> SetYTitle("p_{T} [GeV/c]"); | |
657 | fHistMassMuonPairsWithoutMFTVsPtLSm -> SetYTitle("p_{T} [GeV/c]"); | |
658 | fHistMassMuonPairsVsPtLSm -> Sumw2(); | |
659 | fHistMassMuonPairsWithoutMFTVsPtLSm -> Sumw2(); | |
660 | ||
d8c2cc3e | 661 | if (fOption==kPionsKaons) fHistRapidityPtMuonPairs = new TH2D("fHistRapidityPtMuonPairs", "Dimuon Phase Space (rec)", 20, -4.5, -2., 20, 0., 10.); |
662 | else fHistRapidityPtMuonPairs = new TH2D("fHistRapidityPtMuonPairs", "Dimuon Phase Space (MC)", 100, -4.5, -2., 100, 0., 10.); | |
663 | fHistRapidityPtMuonPairs -> SetXTitle("Rapidity"); | |
664 | fHistRapidityPtMuonPairs -> SetYTitle("p_{T} [GeV/c]"); | |
665 | fHistRapidityPtMuonPairs -> Sumw2(); | |
e806e863 | 666 | |
667 | } | |
668 | ||
669 | //==================================================================================================================================================== | |
670 |