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Commit | Line | Data |
---|---|---|
33438b4c | 1 | |
d2bea14e | 2 | // |
d226802c | 3 | // Calculate flow in the forward and central regions using the Q cumulants method. |
d2bea14e | 4 | // |
5 | // Inputs: | |
6 | // - AliAODEvent | |
7 | // | |
8 | // Outputs: | |
87f694ab | 9 | // - AnalysisResults.root or forward_flow.root |
d2bea14e | 10 | // |
d2bea14e | 11 | #include <TROOT.h> |
12 | #include <TSystem.h> | |
13 | #include <TInterpreter.h> | |
14 | #include <TChain.h> | |
15 | #include <TFile.h> | |
16 | #include <TList.h> | |
d2bea14e | 17 | #include <TMath.h> |
68589651 | 18 | #include <TH3D.h> |
19 | #include <TProfile2D.h> | |
20 | #include <TParameter.h> | |
87f694ab AH |
21 | #include <TMatrixD.h> |
22 | #include <TVectorD.h> | |
68589651 | 23 | #include <TGraph.h> |
d2bea14e | 24 | #include "AliLog.h" |
25 | #include "AliForwardFlowTaskQC.h" | |
26 | #include "AliAnalysisManager.h" | |
27 | #include "AliAODHandler.h" | |
28 | #include "AliAODInputHandler.h" | |
d2bea14e | 29 | #include "AliAODForwardMult.h" |
2b556440 | 30 | #include "AliAODCentralMult.h" |
58f5fae2 | 31 | #include "AliAODEvent.h" |
68589651 | 32 | #include "AliForwardUtil.h" |
f5908250 | 33 | #include "AliVVZERO.h" |
87f694ab AH |
34 | #include "AliAODVertex.h" |
35 | #include "AliCentrality.h" | |
36 | #include "AliESDEvent.h" | |
37 | #include "AliVTrack.h" | |
bdd49110 | 38 | #include "AliESDtrack.h" |
87f694ab | 39 | #include "AliAODTrack.h" |
bdd49110 | 40 | #include "AliAnalysisFilter.h" |
58f5fae2 | 41 | |
d2bea14e | 42 | ClassImp(AliForwardFlowTaskQC) |
9d05ffeb | 43 | #if 0 |
44 | ; // For emacs | |
45 | #endif | |
d2bea14e | 46 | |
47 | AliForwardFlowTaskQC::AliForwardFlowTaskQC() | |
2b556440 | 48 | : AliAnalysisTaskSE(), |
87f694ab AH |
49 | fVtxAxis(), // Axis to control vertex binning |
50 | fCentAxis(), // Axis to control centrality/multiplicity binning | |
51 | fFMDCut(-1), // FMD sigma cut | |
52 | fSPDCut(-1), // SPD sigma cut | |
53 | fFlowFlags(0), // Flow flags | |
68cb52e7 | 54 | fEtaGap(0.), // Eta gap value |
87f694ab AH |
55 | fBinsForward(), // List with forward flow hists |
56 | fBinsCentral(), // List with central flow hists | |
57 | fSumList(0), // Event sum list | |
58 | fOutputList(0), // Result output list | |
59 | fAOD(0), // AOD input event | |
bdd49110 | 60 | fTrackCuts(0), // ESD track cuts |
87f694ab AH |
61 | fMaxMoment(0), // Max flow moment |
62 | fVtx(1111), // Z vertex coordinate | |
63 | fCent(-1), // Centrality | |
64 | fHistdNdedpV0(), // Hist for v0 | |
65 | fHistdNdedp3Cor(), // Hist for combining detectors | |
66 | fHistFMDSPDCorr(), // FMD SPD correlation | |
67 | fHistCent(), // Hist for centrality | |
68 | fHistVertexSel(), // Hist for selected vertices | |
69 | fHistEventSel() // Hist for event selection | |
d2bea14e | 70 | { |
71 | // | |
87f694ab | 72 | // Default constructor |
d2bea14e | 73 | // |
74 | } | |
75 | //_____________________________________________________________________ | |
2b556440 | 76 | AliForwardFlowTaskQC::AliForwardFlowTaskQC(const char* name) |
77 | : AliAnalysisTaskSE(name), | |
87f694ab AH |
78 | fVtxAxis(), // Axis to control vertex binning |
79 | fCentAxis(), // Axis to control centrality/multiplicity binning | |
d420e249 | 80 | fFMDCut(-1), // FMD sigma cut |
81 | fSPDCut(-1), // SPD sigma cut | |
68cb52e7 | 82 | fFlowFlags(0x0), // Flow flags |
83 | fEtaGap(0.), // Eta gap value | |
87f694ab AH |
84 | fBinsForward(), // List with forward flow hists |
85 | fBinsCentral(), // List with central flow hists | |
2b556440 | 86 | fSumList(0), // Event sum list |
87 | fOutputList(0), // Result output list | |
88 | fAOD(0), // AOD input event | |
bdd49110 | 89 | fTrackCuts(0), // ESD track cuts |
87f694ab | 90 | fMaxMoment(4), // Max flow moment |
d420e249 | 91 | fVtx(1111), // Z vertex coordinate |
2b556440 | 92 | fCent(-1), // Centrality |
87f694ab AH |
93 | fHistdNdedpV0(), // Histo for v0 |
94 | fHistdNdedp3Cor(), // Histo for combining detectors | |
95 | fHistFMDSPDCorr(), // FMD SPD correlation | |
96 | fHistCent(), // Hist for centrality | |
97 | fHistVertexSel(), // Hist for selected vertices | |
98 | fHistEventSel() // Hist for event selection | |
d2bea14e | 99 | { |
100 | // | |
87f694ab | 101 | // Constructor |
d2bea14e | 102 | // |
87f694ab AH |
103 | // Parameters: |
104 | // name: Name of task | |
d2bea14e | 105 | // |
d2bea14e | 106 | DefineOutput(1, TList::Class()); |
2b556440 | 107 | DefineOutput(2, TList::Class()); |
d2bea14e | 108 | } |
109 | //_____________________________________________________________________ | |
2b556440 | 110 | AliForwardFlowTaskQC::AliForwardFlowTaskQC(const AliForwardFlowTaskQC& o) |
111 | : AliAnalysisTaskSE(o), | |
87f694ab AH |
112 | fVtxAxis(o.fVtxAxis), // Axis to control vertex binning |
113 | fCentAxis(o.fCentAxis), // Array to control centrality/multiplicity binning | |
d420e249 | 114 | fFMDCut(o.fFMDCut), // FMD sigma cut |
115 | fSPDCut(o.fSPDCut), // SPD sigma cut | |
68589651 | 116 | fFlowFlags(o.fFlowFlags), // Flow flags |
117 | fEtaGap(o.fEtaGap), // Eta gap value | |
87f694ab AH |
118 | fBinsForward(), // List with forward flow hists |
119 | fBinsCentral(), // List with central flow hists | |
2b556440 | 120 | fSumList(o.fSumList), // Event sum list |
121 | fOutputList(o.fOutputList), // Result output list | |
122 | fAOD(o.fAOD), // AOD input event | |
bdd49110 | 123 | fTrackCuts(o.fTrackCuts), // ESD track cuts |
87f694ab | 124 | fMaxMoment(o.fMaxMoment), // Flow moments |
d420e249 | 125 | fVtx(o.fVtx), // Z vertex coordinate |
126 | fCent(o.fCent), // Centrality | |
87f694ab AH |
127 | fHistdNdedpV0(o.fHistdNdedpV0), // Histo for v0 |
128 | fHistdNdedp3Cor(o.fHistdNdedp3Cor),// Histo for combining detectors | |
129 | fHistFMDSPDCorr(o.fHistFMDSPDCorr),// FMD SPD correlation | |
130 | fHistCent(o.fHistCent), // Hist for centrality | |
131 | fHistVertexSel(o.fHistVertexSel), // Hist for selected vertices | |
132 | fHistEventSel(o.fHistEventSel) // Hist for event selection | |
d2bea14e | 133 | { |
134 | // | |
87f694ab | 135 | // Copy constructor |
d2bea14e | 136 | // |
87f694ab AH |
137 | // Parameters: |
138 | // o: Object to copy from | |
d2bea14e | 139 | // |
2b556440 | 140 | } |
141 | //_____________________________________________________________________ | |
142 | AliForwardFlowTaskQC& | |
143 | AliForwardFlowTaskQC::operator=(const AliForwardFlowTaskQC& o) | |
144 | { | |
145 | // | |
87f694ab | 146 | // Assignment operator |
2b556440 | 147 | // |
eeb6c967 | 148 | if (&o == this) return *this; |
87f694ab AH |
149 | fVtxAxis = o.fVtxAxis; |
150 | fCentAxis = o.fCentAxis; | |
151 | fFMDCut = o.fFMDCut; | |
152 | fSPDCut = o.fSPDCut; | |
153 | fFlowFlags = o.fFlowFlags; | |
154 | fEtaGap = o.fEtaGap; | |
155 | fSumList = o.fSumList; | |
156 | fOutputList = o.fOutputList; | |
157 | fAOD = o.fAOD; | |
bdd49110 | 158 | fTrackCuts = o.fTrackCuts; |
87f694ab AH |
159 | fMaxMoment = o.fMaxMoment; |
160 | fVtx = o.fVtx; | |
161 | fCent = o.fCent; | |
162 | fHistdNdedpV0 = o.fHistdNdedpV0; | |
163 | fHistdNdedp3Cor = o.fHistdNdedp3Cor; | |
164 | fHistFMDSPDCorr = o.fHistFMDSPDCorr; | |
165 | fHistCent = o.fHistCent; | |
166 | fHistVertexSel = o.fHistVertexSel; | |
167 | fHistEventSel = o.fHistEventSel; | |
2b556440 | 168 | |
2b556440 | 169 | return *this; |
d2bea14e | 170 | } |
171 | //_____________________________________________________________________ | |
87f694ab AH |
172 | void AliForwardFlowTaskQC::SetFlowFlags(UShort_t flags) |
173 | { | |
174 | // | |
175 | // Set flow flags, making sure the detector setup is right | |
176 | // | |
177 | // Parameters: | |
178 | // flags: Flow flags | |
179 | // | |
180 | if ((flags & kFMD) && (flags & kVZERO)) | |
181 | AliFatal("Cannot do analysis on more than one forward detector!"); | |
182 | else if (!(flags & kFMD) && !(flags & kVZERO)) | |
183 | AliFatal("You need to add a forward detector!"); | |
184 | else fFlowFlags = flags; | |
185 | } | |
186 | //_____________________________________________________________________ | |
9453b19e | 187 | void AliForwardFlowTaskQC::UserCreateOutputObjects() |
d2bea14e | 188 | { |
189 | // | |
87f694ab | 190 | // Create output objects |
2b556440 | 191 | // |
192 | InitVertexBins(); | |
193 | InitHists(); | |
bdd49110 | 194 | if ((fFlowFlags & kTracks) && !fTrackCuts) AliFatal("No track cuts set!"); |
d420e249 | 195 | PrintFlowSetup(); |
2f9be372 | 196 | |
2b556440 | 197 | PostData(1, fSumList); |
2b556440 | 198 | } |
199 | //_____________________________________________________________________ | |
200 | void AliForwardFlowTaskQC::InitVertexBins() | |
201 | { | |
202 | // | |
87f694ab AH |
203 | // Init vertexbin objects for forward and central detectors, and add them to the lists |
204 | // | |
205 | for (Int_t v = 1; v <= fVtxAxis->GetNbins(); v++) { | |
206 | Int_t vL = Int_t(fVtxAxis->GetBinLowEdge(v)); | |
207 | Int_t vH = Int_t(fVtxAxis->GetBinUpEdge(v)); | |
208 | if ((fFlowFlags & kFMD)) { | |
209 | fBinsForward.Add(new VertexBin(vL, vH, fMaxMoment, "FMD", fFlowFlags, fFMDCut, fEtaGap)); | |
1237bf7a | 210 | if (!(fFlowFlags & k3Cor)) |
211 | fBinsCentral.Add(new VertexBin(vL, vH, fMaxMoment, "SPD-FMD", fFlowFlags|kNUAcorr|kSPD, fSPDCut, fEtaGap)); | |
87f694ab AH |
212 | } |
213 | else if ((fFlowFlags & kVZERO)) { | |
214 | fBinsForward.Add(new VertexBin(vL, vH, fMaxMoment, "VZERO", fFlowFlags, 0, fEtaGap)); | |
bdd49110 | 215 | if ((fFlowFlags & kEtaGap) && !(fFlowFlags & kTracks)) |
1237bf7a | 216 | fBinsCentral.Add(new VertexBin(vL, vH, fMaxMoment, "SPD-VZERO", fFlowFlags|kNUAcorr|kSPD, fSPDCut, fEtaGap)); |
d226802c | 217 | } |
218 | } | |
2b556440 | 219 | } |
220 | //_____________________________________________________________________ | |
221 | void AliForwardFlowTaskQC::InitHists() | |
222 | { | |
223 | // | |
87f694ab | 224 | // Init histograms and add vertex bin histograms to the sum list |
2b556440 | 225 | // |
226 | if (!fSumList) | |
227 | fSumList = new TList(); | |
228 | fSumList->SetName("Sums"); | |
229 | fSumList->SetOwner(); | |
230 | ||
d420e249 | 231 | if (!fVtxAxis) fVtxAxis = new TAxis(20, -10, 10); |
232 | fVtxAxis->SetName("VtxAxis"); | |
87f694ab AH |
233 | if (!fCentAxis) fCentAxis = new TAxis(20, 0, 100); |
234 | fVtxAxis->SetName("CentAxis"); | |
235 | ||
d420e249 | 236 | fHistCent = new TH1D("hCent", "Centralities", 100, 0, 100); |
237 | fHistVertexSel = new TH1D("hVertexSel", "Selected vertices", fVtxAxis->GetNbins(), fVtxAxis->GetXmin(), fVtxAxis->GetXmax()); | |
87f694ab AH |
238 | fHistEventSel = new TH1I("hEventSel", "Event Selection", kOK, 0.5, kOK+0.5); |
239 | fHistEventSel->GetXaxis()->SetBinLabel(kNoEvent, "No AOD event"); | |
240 | fHistEventSel->GetXaxis()->SetBinLabel(kNoForward, "No forward det"); | |
241 | fHistEventSel->GetXaxis()->SetBinLabel(kNoCentral, "No central det"); | |
242 | fHistEventSel->GetXaxis()->SetBinLabel(kNoTrigger, "Not triggered"); | |
243 | fHistEventSel->GetXaxis()->SetBinLabel(kNoCent, "No centrality"); | |
244 | fHistEventSel->GetXaxis()->SetBinLabel(kInvCent, "Centrality outside range"); | |
245 | fHistEventSel->GetXaxis()->SetBinLabel(kNoVtx, "No vertex"); | |
246 | fHistEventSel->GetXaxis()->SetBinLabel(kInvVtx, "Vtx outside range"); | |
247 | fHistEventSel->GetXaxis()->SetBinLabel(kOK, "OK!"); | |
248 | ||
249 | fHistFMDSPDCorr = new TH2D("hFMDSPDCorr", "hFMDSPCCorr", 200, 0., 20000., 200, 0, 7500); | |
d420e249 | 250 | |
2b556440 | 251 | TList* dList = new TList(); |
252 | dList->SetName("Diagnostics"); | |
253 | dList->Add(fHistCent); | |
254 | dList->Add(fHistVertexSel); | |
87f694ab AH |
255 | dList->Add(fHistEventSel); |
256 | dList->Add(fHistFMDSPDCorr); | |
2b556440 | 257 | fSumList->Add(dList); |
258 | ||
87f694ab AH |
259 | fHistdNdedp3Cor = TH2D(Form("hdNdedpCombined_%s", GetQCType(fFlowFlags)), Form("hdNdedpCombined_%s", GetQCType(fFlowFlags)), |
260 | 200, -4., 6., 20, 0., TMath::TwoPi()); | |
261 | if ((fFlowFlags & kVZERO)) { | |
262 | Double_t bins[12] = { -6, -3.7, -3.2, -2.7, -2.2, -1.7, | |
263 | 2.8, 3.4, 3.9, 4.5, 5.1, 6 }; | |
264 | fHistdNdedpV0 = TH2D(Form("hdNdedpv0%s", GetQCType(fFlowFlags)), Form("hdNdedpv0%s", GetQCType(fFlowFlags)), | |
265 | 11, -6, 6, 8, 0, TMath::TwoPi()); | |
266 | fHistdNdedpV0.GetXaxis()->Set(11, bins); | |
267 | if ((fFlowFlags & k3Cor)) { | |
268 | Double_t bins2[20] = { -6, -3.7, -3.2, -2.7, -2.2, // VZERO | |
269 | -2.0, -1.5, -1.0, -0.5 , 0., 0.5, 1.0, 1.5, 2.0, // SPD | |
270 | 2.8, 3.4, 3.9, 4.5, 5.1, 6 }; // VZERO | |
271 | fHistdNdedp3Cor.GetXaxis()->Set(19, bins2); | |
272 | fHistdNdedp3Cor.GetYaxis()->Set(8, 0., TMath::TwoPi()); | |
273 | } | |
274 | } | |
275 | ||
276 | TIter nextForward(&fBinsForward); | |
2b556440 | 277 | VertexBin* bin = 0; |
87f694ab AH |
278 | while ((bin = static_cast<VertexBin*>(nextForward()))) { |
279 | bin->AddOutput(fSumList, fCentAxis); | |
d226802c | 280 | } |
87f694ab AH |
281 | TIter nextCentral(&fBinsCentral); |
282 | while ((bin = static_cast<VertexBin*>(nextCentral()))) { | |
283 | bin->AddOutput(fSumList, fCentAxis); | |
d226802c | 284 | } |
d2bea14e | 285 | } |
286 | //_____________________________________________________________________ | |
287 | void AliForwardFlowTaskQC::UserExec(Option_t */*option*/) | |
288 | { | |
2b556440 | 289 | // |
87f694ab | 290 | // Calls the analyze function - called every event |
d2bea14e | 291 | // |
87f694ab AH |
292 | // Parameters: |
293 | // option: Not used | |
d2bea14e | 294 | // |
4b5b52b7 | 295 | |
87f694ab AH |
296 | // Reset data members |
297 | fCent = -1; | |
298 | fVtx = 1111; | |
299 | ||
2b556440 | 300 | Analyze(); |
301 | ||
302 | PostData(1, fSumList); | |
303 | ||
4b5b52b7 | 304 | return; |
2b556440 | 305 | } |
306 | //_____________________________________________________________________ | |
307 | Bool_t AliForwardFlowTaskQC::Analyze() | |
308 | { | |
309 | // | |
87f694ab AH |
310 | // Load forward and central detector objects from aod tree and call the |
311 | // cumulants calculation for the correct vertex bin | |
312 | // | |
313 | // Return: true on success | |
2b556440 | 314 | // |
d226802c | 315 | |
d2bea14e | 316 | // Get input event |
68589651 | 317 | fAOD = dynamic_cast<AliAODEvent*>(AliForwardUtil::GetAODEvent(this)); |
87f694ab AH |
318 | if (!fAOD) { |
319 | fHistEventSel->Fill(kNoEvent); | |
320 | return kFALSE; | |
321 | } | |
d2bea14e | 322 | |
87f694ab AH |
323 | // Get detector objects |
324 | AliAODForwardMult* aodfmult = static_cast<AliAODForwardMult*>(fAOD->FindListObject("Forward")); | |
325 | AliAODCentralMult* aodcmult = static_cast<AliAODCentralMult*>(fAOD->FindListObject("CentralClusters")); | |
f5908250 | 326 | AliVVZERO* vzero = GetVZERO(); |
87f694ab | 327 | if ((fFlowFlags & kVZERO)) { |
f5908250 | 328 | if (vzero) { |
87f694ab | 329 | fHistdNdedpV0.Reset(); |
f5908250 | 330 | FillVZEROHist(vzero); |
87f694ab AH |
331 | } |
332 | } | |
d226802c | 333 | |
87f694ab AH |
334 | // We make sure that the necessary forward object is there |
335 | if ((fFlowFlags & kFMD) && !aodfmult) { | |
336 | fHistEventSel->Fill(kNoForward); | |
337 | return kFALSE; | |
338 | } | |
f5908250 | 339 | else if ((fFlowFlags & kVZERO) && !vzero) { |
87f694ab AH |
340 | fHistEventSel->Fill(kNoForward); |
341 | return kFALSE; | |
68589651 | 342 | } |
87f694ab | 343 | if (!aodcmult) fHistEventSel->Fill(kNoCentral); |
2f9be372 | 344 | |
87f694ab AH |
345 | // Check event for triggers, get centrality, vtx etc. |
346 | if (!CheckEvent(aodfmult)) return kFALSE; | |
347 | Int_t vtx = fVtxAxis->FindBin(fVtx)-1; | |
348 | ||
349 | // Then we assign a reference to the forward histogram of interest | |
350 | TH2D& forwarddNdedp = ((fFlowFlags & kFMD) ? aodfmult->GetHistogram() : fHistdNdedpV0); | |
351 | TH2D& spddNdedp = aodcmult->GetHistogram(); | |
352 | if ((fFlowFlags & kStdQC)) { | |
353 | FillVtxBinList(fBinsForward, forwarddNdedp, vtx); | |
354 | } else if ((fFlowFlags & kEtaGap)) { | |
355 | FillVtxBinListEtaGap(fBinsForward, forwarddNdedp, forwarddNdedp, vtx); | |
356 | } | |
357 | // At the moment only clusters are supported for the central region (some day add tracks?) | |
358 | // So no extra checks necessary | |
d420e249 | 359 | if (aodcmult) { |
87f694ab AH |
360 | if ((fFlowFlags & kStdQC)) { |
361 | FillVtxBinList(fBinsCentral, spddNdedp, vtx); | |
362 | } else if ((fFlowFlags & kEtaGap)) { | |
363 | FillVtxBinListEtaGap(fBinsCentral, forwarddNdedp, spddNdedp, vtx); | |
364 | } else if ((fFlowFlags & k3Cor)) { | |
365 | FillVtxBinList3Cor(fBinsForward, spddNdedp, forwarddNdedp, vtx); | |
366 | } | |
367 | // Diagnostics | |
368 | if (aodfmult) { | |
369 | Double_t totForward = forwarddNdedp.Integral(1, forwarddNdedp.GetNbinsX(), 1, forwarddNdedp.GetNbinsY()); | |
370 | Double_t totSPD = spddNdedp.Integral(1, spddNdedp.GetNbinsX(), 1, spddNdedp.GetNbinsY()); | |
371 | fHistFMDSPDCorr->Fill(totForward, totSPD); | |
68589651 | 372 | } |
d420e249 | 373 | } |
4b5b52b7 | 374 | |
375 | return kTRUE; | |
376 | } | |
377 | //_____________________________________________________________________ | |
87f694ab | 378 | void AliForwardFlowTaskQC::FillVtxBinList(const TList& list, TH2D& h, Int_t vtx, UShort_t flags) const |
4b5b52b7 | 379 | { |
380 | // | |
87f694ab AH |
381 | // Loops over list of VtxBins, fills hists of bins for current vertex |
382 | // and runs analysis on those bins | |
4b5b52b7 | 383 | // |
87f694ab AH |
384 | // Parameters: |
385 | // list: list of VtxBins | |
386 | // h: dN/detadphi histogram | |
387 | // vtx: current vertex bin | |
388 | // flags: extra flags to handle calculations. | |
389 | // | |
390 | // Note: The while loop is used in this function and the next 2 for historical reasons, | |
391 | // as originally each moment had it's own VertexBin object. | |
392 | VertexBin* bin = 0; | |
393 | Int_t i = 0; | |
394 | Int_t nVtxBins = fVtxAxis->GetNbins(); | |
395 | ||
396 | while ((bin = static_cast<VertexBin*>(list.At(vtx+(nVtxBins*i))))) { | |
397 | // If no tracks do things normally | |
bdd49110 | 398 | if (!(fFlowFlags & kTracks) && !bin->FillHists(h, fCent, kFillBoth|flags|kReset)) return; |
87f694ab | 399 | // if tracks things are more complicated |
bdd49110 | 400 | else if ((fFlowFlags & kTracks)) { |
401 | if (!FillTracks(bin, kFillRef|kReset|flags)) return; | |
87f694ab AH |
402 | if (!bin->FillHists(h, fCent, kFillDiff|kReset|flags)) return; |
403 | } | |
404 | bin->CumulantsAccumulate(fCent); | |
405 | i++; | |
406 | } | |
407 | ||
408 | return; | |
409 | } | |
410 | //_____________________________________________________________________ | |
411 | void AliForwardFlowTaskQC::FillVtxBinListEtaGap(const TList& list, TH2D& href, | |
412 | TH2D& hdiff, Int_t vtx, UShort_t flags) const | |
413 | { | |
414 | // | |
415 | // Loops over list of VtxBins, fills hists of bins for current vertex | |
416 | // and runs analysis on those bins | |
4b5b52b7 | 417 | // |
87f694ab AH |
418 | // Parameters: |
419 | // list: list of VtxBins | |
420 | // href: dN/detadphi histogram for ref. flow | |
421 | // hdiff: dN/detadphi histogram for diff. flow | |
422 | // vBin: current vertex bin | |
423 | // flags: extra flags to handle calculations. | |
4b5b52b7 | 424 | // |
2b556440 | 425 | VertexBin* bin = 0; |
4b5b52b7 | 426 | Int_t i = 0; |
427 | Int_t nVtxBins = fVtxAxis->GetNbins(); | |
d226802c | 428 | |
4b5b52b7 | 429 | while ((bin = static_cast<VertexBin*>(list.At(vtx+(nVtxBins*i))))) { |
bdd49110 | 430 | if (!(fFlowFlags & kTracks) && !bin->FillHists(href, fCent, kFillRef|flags|kReset)) return; |
431 | else if ((fFlowFlags & kTracks)) { | |
432 | if (!FillTracks(bin, kFillRef|kReset|flags)) return; | |
1237bf7a | 433 | } |
bdd49110 | 434 | if (!bin->FillHists(hdiff, fCent, kFillDiff|kReset)) return; |
87f694ab | 435 | bin->CumulantsAccumulate(fCent); |
68589651 | 436 | i++; |
437 | } | |
438 | ||
87f694ab | 439 | return; |
68589651 | 440 | } |
441 | //_____________________________________________________________________ | |
87f694ab AH |
442 | void AliForwardFlowTaskQC::FillVtxBinList3Cor(const TList& list, TH2D& hcent, |
443 | TH2D& hfwd, Int_t vtx, UShort_t flags) | |
68589651 | 444 | { |
445 | // | |
87f694ab AH |
446 | // Loops over list of VtxBins, fills hists of bins for current vertex |
447 | // and runs analysis on those bins | |
68589651 | 448 | // |
87f694ab AH |
449 | // Parameters: |
450 | // list: list of VtxBins | |
451 | // hcent: dN/detadphi histogram for central coverage | |
452 | // hfwd: dN/detadphi histogram for forward coverage | |
453 | // vBin: current vertex bin | |
454 | // flags: extra flags to handle calculations. | |
68589651 | 455 | // |
456 | VertexBin* bin = 0; | |
457 | Int_t i = 0; | |
458 | Int_t nVtxBins = fVtxAxis->GetNbins(); | |
459 | ||
87f694ab AH |
460 | TH2D& h = CombineHists(hcent, hfwd); |
461 | ||
68589651 | 462 | while ((bin = static_cast<VertexBin*>(list.At(vtx+(nVtxBins*i))))) { |
87f694ab AH |
463 | if (!bin->FillHists(h, fCent, kFillBoth|flags|kReset)) return; |
464 | bin->CumulantsAccumulate3Cor(fCent); | |
4b5b52b7 | 465 | i++; |
d226802c | 466 | } |
d2bea14e | 467 | |
87f694ab AH |
468 | return; |
469 | } | |
470 | //_____________________________________________________________________ | |
471 | TH2D& AliForwardFlowTaskQC::CombineHists(TH2D& hcent, TH2D& hfwd) | |
472 | { | |
473 | // | |
474 | // Combines a forward and central d^2N/detadphi histogram. | |
475 | // At some point it might need a flag to choose which histogram gets | |
476 | // priority when there is an overlap, at the moment the average is chosen | |
477 | // | |
478 | // Parameters: | |
479 | // hcent: Central barrel detector | |
480 | // hfwd: Forward detector | |
481 | // | |
482 | // Return: reference to combined hist | |
483 | // | |
484 | ||
485 | // If hists are the same (MC input) don't do anything | |
486 | if (&hcent == &hfwd) return hcent; | |
487 | ||
488 | fHistdNdedp3Cor.Reset(); | |
489 | // FMD, SPD input | |
490 | if ((fFlowFlags & kFMD)) { | |
491 | for (Int_t e = 1; e <= fHistdNdedp3Cor.GetNbinsX(); e++) { | |
492 | Double_t eta = fHistdNdedp3Cor.GetXaxis()->GetBinCenter(e); | |
493 | Bool_t fwdCov = (hfwd.GetBinContent(e, 0) != 0); | |
494 | Bool_t centCov = (hcent.GetBinContent(e, 0) != 0); | |
495 | if (!fwdCov && !centCov) continue; | |
496 | else fHistdNdedp3Cor.SetBinContent(e, 0, 1); | |
497 | for (Int_t p = 1; p <= fHistdNdedp3Cor.GetNbinsY(); p++) { | |
498 | Double_t phi = fHistdNdedp3Cor.GetYaxis()->GetBinCenter(p); | |
499 | Int_t n = 0; | |
500 | Double_t cont = 0.; | |
501 | if (fwdCov) { | |
502 | cont += hfwd.GetBinContent(e, p); | |
503 | n++; | |
504 | } | |
505 | if (centCov) { | |
506 | cont += hcent.GetBinContent(e, p); | |
507 | n++; | |
508 | } | |
509 | if (cont == 0 || n == 0) continue; | |
510 | cont /= n; | |
511 | fHistdNdedp3Cor.Fill(eta, phi, cont); | |
512 | } | |
513 | } | |
514 | // VZERO, SPD input, here we do not average but cut to avoid | |
515 | // (too much) overlap. | |
516 | } else if ((fFlowFlags & kVZERO)) { | |
517 | // VZERO loop | |
518 | for (Int_t eV = 1; eV <= hfwd.GetNbinsX(); eV++) { | |
519 | Double_t eta = hfwd.GetXaxis()->GetBinLowEdge(eV)+0.1; | |
520 | if (hfwd.GetBinContent(eV, 0) == 0) continue; | |
521 | else { | |
522 | Int_t he = fHistdNdedp3Cor.GetXaxis()->FindBin(eta); | |
523 | fHistdNdedp3Cor.SetBinContent(he, 0, 1); | |
524 | } | |
525 | for (Int_t p = 1; p <= hfwd.GetNbinsY(); p++) { | |
526 | Double_t phi = hfwd.GetYaxis()->GetBinCenter(p); | |
527 | Double_t cont = hfwd.GetBinContent(eV, p); | |
528 | fHistdNdedp3Cor.Fill(eta, phi, cont); | |
529 | } | |
530 | } | |
531 | // SPD loop | |
532 | Int_t eSs = hcent.GetXaxis()->FindBin(-1.99); | |
533 | Int_t eSe = hcent.GetXaxis()->FindBin(1.99); | |
534 | for (Int_t eS = eSs; eS <= eSe; eS++) { | |
535 | Double_t eta = hcent.GetXaxis()->GetBinCenter(eS); | |
536 | if (hcent.GetBinContent(eS, 0) == 0) continue; | |
537 | else { | |
538 | Int_t he = fHistdNdedp3Cor.GetXaxis()->FindBin(eta); | |
539 | fHistdNdedp3Cor.SetBinContent(he, 0, 1); | |
540 | } | |
541 | for (Int_t p = 1; p <= hcent.GetNbinsY(); p++) { | |
542 | Double_t phi = hcent.GetYaxis()->GetBinCenter(p); | |
543 | Double_t cont = hcent.GetBinContent(eS, p); | |
544 | fHistdNdedp3Cor.Fill(eta, phi, cont); | |
545 | } | |
546 | } | |
547 | } | |
548 | return fHistdNdedp3Cor; | |
549 | } | |
550 | //_____________________________________________________________________ | |
bdd49110 | 551 | Bool_t AliForwardFlowTaskQC::FillTracks(VertexBin* bin, UShort_t mode) const |
87f694ab AH |
552 | { |
553 | // | |
554 | // Get TPC tracks to use for reference flow. | |
555 | // | |
556 | // Return: TObjArray with tracks | |
557 | // | |
558 | TObjArray* trList = 0; | |
bdd49110 | 559 | AliESDEvent* esdEv = 0; |
560 | if (AliForwardUtil::CheckForAOD() == 1) // AOD tracks | |
561 | trList = static_cast<TObjArray*>(fAOD->GetTracks()); | |
562 | else | |
563 | esdEv = dynamic_cast<AliESDEvent*>(InputEvent()); | |
564 | ||
565 | Bool_t useEvent = bin->FillTracks(trList, esdEv, fTrackCuts, mode); | |
566 | return useEvent; | |
d2bea14e | 567 | } |
568 | //_____________________________________________________________________ | |
2b556440 | 569 | void AliForwardFlowTaskQC::Terminate(Option_t */*option*/) |
d2bea14e | 570 | { |
2b556440 | 571 | // |
87f694ab | 572 | // Calls the finalize function, done at the end of the analysis |
d2bea14e | 573 | // |
87f694ab AH |
574 | // Parameters: |
575 | // option: Not used | |
d2bea14e | 576 | // |
2b556440 | 577 | |
578 | // Make sure pointers are set to the correct lists | |
579 | fSumList = dynamic_cast<TList*> (GetOutputData(1)); | |
580 | if(!fSumList) { | |
581 | AliError("Could not retrieve TList fSumList"); | |
582 | return; | |
583 | } | |
68589651 | 584 | if (!fOutputList) |
2b556440 | 585 | fOutputList = new TList(); |
586 | fOutputList->SetName("Results"); | |
587 | fOutputList->SetOwner(); | |
588 | ||
bdd49110 | 589 | if ((fFlowFlags & kEtaGap) || (fFlowFlags & kTracks)) { |
68589651 | 590 | TParameter<Double_t>* etaGap = new TParameter<Double_t>("EtaGap", fEtaGap); |
591 | fOutputList->Add(etaGap); | |
592 | } | |
87f694ab AH |
593 | // We only add axes in terminate, as TAxis object do not merge well, |
594 | // and so we get a mess when running on the grid if we put them in the sum list... | |
595 | fVtxAxis->SetName("VtxAxis"); | |
596 | fOutputList->Add(fVtxAxis); | |
597 | fCentAxis->SetName("CentAxis"); | |
598 | fOutputList->Add(fCentAxis); | |
d420e249 | 599 | |
2b556440 | 600 | // Run finalize on VertexBins |
601 | Finalize(); | |
602 | ||
87f694ab AH |
603 | // Loop over output to get dN/deta hists - used for diagnostics |
604 | TIter next(fOutputList); | |
605 | TObject* o = 0; | |
606 | TString name; | |
607 | TH2D* dNdeta = 0; | |
608 | TH1D* cent = 0; | |
609 | while ((o = next())) { | |
610 | name = o->GetName(); | |
611 | if (name.Contains("dNdeta")) { | |
612 | dNdeta = dynamic_cast<TH2D*>(o); | |
613 | name.ReplaceAll("dNdeta", "cent"); | |
614 | name.ReplaceAll("Ref", ""); | |
615 | name.ReplaceAll("Diff", ""); | |
616 | cent = dynamic_cast<TH1D*>(fOutputList->FindObject(name.Data())); | |
617 | if (!dNdeta || !cent) continue; | |
618 | for (Int_t cBin = 1; cBin <= dNdeta->GetNbinsY(); cBin++) { | |
619 | Double_t nEvents = cent->GetBinContent(cBin); | |
620 | if (nEvents == 0) continue; | |
621 | for (Int_t eBin = 1; eBin <= dNdeta->GetNbinsX(); eBin++) { | |
622 | dNdeta->SetBinContent(eBin, cBin, dNdeta->GetBinContent(eBin, cBin)/nEvents); | |
623 | dNdeta->SetBinError(eBin, cBin, dNdeta->GetBinError(eBin, cBin)/nEvents); | |
624 | } | |
625 | } | |
626 | } | |
627 | } | |
628 | ||
629 | // Loop over output and make 1D projections for fast look at results | |
d420e249 | 630 | MakeCentralityHists(fOutputList); |
631 | TList* vtxList = (TList*)fOutputList->FindObject("vtxList"); | |
632 | if (vtxList) MakeCentralityHists(vtxList); | |
008eda2b | 633 | TList* nuaList = (TList*)fOutputList->FindObject("NUATerms"); |
87f694ab AH |
634 | TIter nextNua(nuaList); |
635 | o = 0; | |
636 | TH2D* h = 0; | |
637 | while ((o = nextNua())) { | |
638 | if (!(h = dynamic_cast<TH2D*>(o))) continue; | |
639 | Double_t evts = h->GetBinContent(0, 0); | |
640 | if (evts != 0) h->Scale(1./evts); | |
641 | } | |
008eda2b | 642 | if (nuaList) MakeCentralityHists(nuaList); |
2b556440 | 643 | |
644 | PostData(2, fOutputList); | |
645 | ||
4b5b52b7 | 646 | return; |
2b556440 | 647 | } |
648 | //_____________________________________________________________________ | |
649 | void AliForwardFlowTaskQC::Finalize() | |
650 | { | |
651 | // | |
87f694ab | 652 | // Finalize command, called by Terminate() |
2b556440 | 653 | // |
654 | ||
2b556440 | 655 | // Reinitiate vertex bins if Terminate is called separately! |
87f694ab | 656 | if (fBinsForward.GetEntries() == 0) InitVertexBins(); |
2b556440 | 657 | |
658 | // Iterate over all vertex bins objects and finalize cumulants | |
659 | // calculations | |
87f694ab AH |
660 | EndVtxBinList(fBinsForward); |
661 | EndVtxBinList(fBinsCentral); | |
4b5b52b7 | 662 | |
663 | return; | |
664 | } | |
665 | //_____________________________________________________________________ | |
666 | void AliForwardFlowTaskQC::EndVtxBinList(const TList& list) const | |
667 | { | |
668 | // | |
87f694ab | 669 | // Loop over VertexBin list and call terminate on each |
4b5b52b7 | 670 | // |
87f694ab AH |
671 | // Parameters: |
672 | // list: VertexBin list | |
4b5b52b7 | 673 | // |
674 | TIter next(&list); | |
2b556440 | 675 | VertexBin* bin = 0; |
4b5b52b7 | 676 | while ((bin = static_cast<VertexBin*>(next()))) { |
2b556440 | 677 | bin->CumulantsTerminate(fSumList, fOutputList); |
678 | } | |
4b5b52b7 | 679 | return; |
680 | } | |
2b556440 | 681 | // _____________________________________________________________________ |
87f694ab | 682 | void AliForwardFlowTaskQC::MakeCentralityHists(TList* list) const |
d420e249 | 683 | { |
684 | // | |
87f694ab | 685 | // Loop over a list containing a TH2D with flow results |
d420e249 | 686 | // and project to TH1's in specific centrality bins |
687 | // | |
688 | // Parameters: | |
87f694ab | 689 | // list: Flow results list |
d420e249 | 690 | // |
87f694ab | 691 | TH2D* hist2D = 0; |
d420e249 | 692 | TList* centList = 0; |
693 | TH1D* hist1D = 0; | |
694 | TObject* helper = 0; | |
87f694ab AH |
695 | TIter nextHist(list); |
696 | while ((helper = dynamic_cast<TObject*>(nextHist()))) { | |
697 | if (!(hist2D = dynamic_cast<TH2D*>(helper))) continue; | |
d420e249 | 698 | for (Int_t cBin = 1; cBin <= hist2D->GetNbinsY(); cBin++) { |
68589651 | 699 | Int_t cMin = Int_t(hist2D->GetYaxis()->GetBinLowEdge(cBin)); |
700 | Int_t cMax = Int_t(hist2D->GetYaxis()->GetBinUpEdge(cBin)); | |
701 | TString name = Form("cent_%d-%d", cMin, cMax); | |
d420e249 | 702 | centList = (TList*)list->FindObject(name.Data()); |
703 | if (!centList) { | |
704 | centList = new TList(); | |
705 | centList->SetName(name.Data()); | |
706 | list->Add(centList); | |
707 | } | |
68589651 | 708 | hist1D = hist2D->ProjectionX(Form("%s_%s", hist2D->GetName(), name.Data()), |
d420e249 | 709 | cBin, cBin, "E"); |
710 | hist1D->SetTitle(hist1D->GetName()); | |
d420e249 | 711 | centList->Add(hist1D); |
d420e249 | 712 | } |
713 | } | |
714 | } | |
715 | // _____________________________________________________________________ | |
4b5b52b7 | 716 | Bool_t AliForwardFlowTaskQC::CheckEvent(const AliAODForwardMult* aodfm) |
2b556440 | 717 | { |
718 | // | |
87f694ab | 719 | // Function to check that an AOD event meets the cuts |
2b556440 | 720 | // |
87f694ab AH |
721 | // Parameters: |
722 | // AliAODForwardMult: forward mult object with trigger and vertex info | |
2b556440 | 723 | // |
87f694ab AH |
724 | // Return: false if there is no trigger or if the centrality or vertex |
725 | // is out of range. Otherwise true. | |
2b556440 | 726 | // |
727 | ||
728 | // First check for trigger | |
87f694ab AH |
729 | if (!CheckTrigger(aodfm)) { |
730 | fHistEventSel->Fill(kNoTrigger); | |
731 | return kFALSE; | |
732 | } | |
2b556440 | 733 | |
734 | // Then check for centrality | |
87f694ab AH |
735 | if (!GetCentrality(aodfm)) { |
736 | return kFALSE; | |
737 | } | |
4b5b52b7 | 738 | |
739 | // And finally check for vertex | |
87f694ab AH |
740 | if (!GetVertex(aodfm)) { |
741 | return kFALSE; | |
742 | } | |
4b5b52b7 | 743 | |
d420e249 | 744 | // Ev. accepted - filling diag. hists |
745 | fHistCent->Fill(fCent); | |
746 | fHistVertexSel->Fill(fVtx); | |
87f694ab | 747 | fHistEventSel->Fill(kOK); |
d420e249 | 748 | |
4b5b52b7 | 749 | return kTRUE; |
750 | } | |
751 | // _____________________________________________________________________ | |
752 | Bool_t AliForwardFlowTaskQC::CheckTrigger(const AliAODForwardMult* aodfm) const | |
753 | { | |
754 | // | |
87f694ab AH |
755 | // Function to look for a trigger string in the event. |
756 | // First check for info in forward mult object, if not there, use the AOD header | |
4b5b52b7 | 757 | // |
87f694ab AH |
758 | // Parameters: |
759 | // AliAODForwardMult: forward mult object with trigger and vertex info | |
4b5b52b7 | 760 | // |
87f694ab | 761 | // Return: true if offline trigger is present |
4b5b52b7 | 762 | // |
87f694ab AH |
763 | if (aodfm) return aodfm->IsTriggerBits(AliAODForwardMult::kOffline); |
764 | // this may need to be changed for 2011 data to handle kCentral and so on... | |
765 | else return (((AliInputEventHandler*)(AliAnalysisManager::GetAnalysisManager()->GetInputEventHandler())) | |
766 | ->IsEventSelected() & AliVEvent::kMB); | |
4b5b52b7 | 767 | } |
768 | // _____________________________________________________________________ | |
769 | Bool_t AliForwardFlowTaskQC::GetCentrality(const AliAODForwardMult* aodfm) | |
770 | { | |
771 | // | |
87f694ab AH |
772 | // Function to look get centrality of the event. |
773 | // First check for info in forward mult object, if not there, use the AOD header | |
4b5b52b7 | 774 | // |
87f694ab AH |
775 | // Parameters: |
776 | // AliAODForwardMult: forward mult object with trigger and vertex info | |
4b5b52b7 | 777 | // |
87f694ab | 778 | // Return: true if centrality determination is present |
4b5b52b7 | 779 | // |
87f694ab AH |
780 | if (aodfm) { |
781 | if (aodfm->HasCentrality()) { | |
782 | fCent = (Double_t)aodfm->GetCentrality(); | |
783 | if (fCentAxis->GetXmin() > fCent || fCent >= fCentAxis->GetXmax()) { | |
784 | fHistEventSel->Fill(kInvCent); | |
785 | return kFALSE; | |
786 | } | |
787 | } | |
788 | else { | |
789 | fCent = 97.5; | |
790 | fHistEventSel->Fill(kNoCent); | |
791 | } | |
792 | return kTRUE; | |
793 | } else { | |
794 | AliCentrality* aodCent = fAOD->GetCentrality(); | |
795 | if (aodCent) { | |
796 | fCent = (Double_t)aodCent->GetCentralityPercentile("V0M"); | |
797 | if (fCentAxis->GetXmin() > fCent || fCent >= fCentAxis->GetXmax()) { | |
798 | fHistEventSel->Fill(kInvCent); | |
799 | return kFALSE; | |
800 | } | |
801 | } | |
802 | else { | |
803 | fCent = 97.5; | |
804 | fHistEventSel->Fill(kNoCent); | |
805 | } | |
806 | return kTRUE; | |
807 | } | |
4b5b52b7 | 808 | } |
87f694ab | 809 | //_____________________________________________________________________ |
4b5b52b7 | 810 | Bool_t AliForwardFlowTaskQC::GetVertex(const AliAODForwardMult* aodfm) |
811 | { | |
812 | // | |
87f694ab AH |
813 | // Function to look for vertex determination in the event. |
814 | // First check for info in forward mult object, if not there, use the AOD header | |
4b5b52b7 | 815 | // |
87f694ab AH |
816 | // Parameters: |
817 | // AliAODForwardMult: forward mult object with trigger and vertex info | |
4b5b52b7 | 818 | // |
87f694ab | 819 | // Return: true if vertex is determined |
4b5b52b7 | 820 | // |
87f694ab AH |
821 | if (aodfm) { |
822 | if (aodfm->HasIpZ()) { | |
823 | fVtx = aodfm->GetIpZ(); | |
824 | if (fVtx < fVtxAxis->GetXmin() || fVtx >= fVtxAxis->GetXmax()) { | |
825 | fHistEventSel->Fill(kInvVtx); | |
826 | return kFALSE; | |
827 | } | |
828 | } else { | |
829 | fVtx = 9999; | |
830 | fHistEventSel->Fill(kNoVtx); | |
831 | return kFALSE; | |
832 | } | |
833 | return kTRUE; | |
834 | } else { | |
835 | AliAODVertex* aodVtx = fAOD->GetPrimaryVertex(); | |
836 | if (aodVtx) { | |
837 | fVtx = aodVtx->GetZ(); | |
838 | if (fVtx < fVtxAxis->GetXmin() || fVtx >= fVtxAxis->GetXmax()) { | |
839 | fHistEventSel->Fill(kInvVtx); | |
840 | return kFALSE; | |
841 | } | |
842 | } else { | |
843 | fVtx = 9999; | |
844 | fHistEventSel->Fill(kNoVtx); | |
845 | return kFALSE; | |
846 | } | |
847 | return kTRUE; | |
848 | } | |
2b556440 | 849 | } |
87f694ab | 850 | // _____________________________________________________________________ |
f5908250 | 851 | AliVVZERO* AliForwardFlowTaskQC::GetVZERO() const |
852 | { | |
1237bf7a | 853 | // |
854 | // Get VZERO object from ESD or AOD | |
855 | // | |
856 | // Return: VZERO data object | |
857 | // | |
f5908250 | 858 | AliVVZERO* vzero = 0; |
859 | // Get input type | |
860 | UShort_t input = AliForwardUtil::CheckForAOD(); | |
861 | switch (input) { | |
862 | // If AOD input, simply get the track array from the event | |
863 | case 1: vzero = (AliVVZERO*)fAOD->GetVZEROData(); | |
864 | break; | |
865 | case 2: { | |
866 | // If ESD input get event, apply track cuts | |
867 | AliESDEvent* esd = dynamic_cast<AliESDEvent*>(InputEvent()); | |
868 | if (!esd) return 0; | |
869 | vzero = (AliVVZERO*)esd->GetVZEROData(); | |
870 | break; | |
871 | } | |
872 | default: AliFatal("Neither ESD or AOD input. This should never happen"); | |
873 | break; | |
874 | } | |
875 | return vzero; | |
876 | } | |
877 | // _____________________________________________________________________ | |
878 | void AliForwardFlowTaskQC::FillVZEROHist(AliVVZERO* vzero) | |
87f694ab AH |
879 | { |
880 | // | |
881 | // Loops over VZERO data object and fill up d^2N/detadphi histogram for flow analysis | |
882 | // | |
883 | // Parameters: | |
f5908250 | 884 | // vzero: VZERO AOD data object |
87f694ab AH |
885 | // |
886 | Int_t ring = 0; | |
887 | Int_t bin = 0; | |
888 | Double_t eta = 0; | |
889 | // Sort of right for 2010 data, do not use for 2011! | |
890 | Double_t eq[64] = { 1.43536, 1.45727, 1.44993, 1.30051, 1.17425, 1.2335, 1.22247, 1.14362, | |
891 | 1.14647, 1.25208, 1.17681, 1.21642, 1.16604, 1.05532, 1.03212, 1.1032, | |
892 | 1.22941, 1.36986, 1.14652, 1.20056, 0.927086, 1.10809, 1.03343, 1.29472, | |
893 | 1.21204, 1.29217, 1.2003, 2.10382, 1.28513, 1.40558, 1.25784, 1.21848, | |
894 | 0.475162, 0.50421, 0.503617, 0.512471, 0.515276, 0.39831, 0.415199, 0.444664, | |
895 | 0.521922, 0.785915, 0.703658, 0.832479, 0.77461, 0.73129, 0.778697, 0.710265, | |
896 | 0.89686, 0.967688, 0.974225, 0.873445, 0.811096, 0.828493, 0.889609, 0.586056, | |
897 | 1.15877, 0.954656, 0.914557, 0.979028, 1.04907, 0.748518, 0.928043, 0.98175 }; | |
898 | for (Int_t i = 0; i < 64; i++) { | |
899 | if (i % 8 == 0) { | |
900 | ring++; | |
901 | bin = (ring < 5 ? ring+1 : 15-ring); | |
902 | eta = fHistdNdedpV0.GetXaxis()->GetBinCenter(bin); | |
903 | fHistdNdedpV0.SetBinContent(bin, 0, 1); | |
904 | } | |
f5908250 | 905 | Float_t amp = vzero->GetMultiplicity(i); |
87f694ab AH |
906 | amp /= eq[i]; |
907 | Double_t phi = TMath::Pi()/8.+TMath::TwoPi()*i/8.; | |
908 | while (phi > TMath::TwoPi()) phi -= TMath::TwoPi(); | |
909 | fHistdNdedpV0.Fill(eta, phi, amp); | |
910 | } | |
008eda2b | 911 | } |
912 | //_____________________________________________________________________ | |
2b556440 | 913 | AliForwardFlowTaskQC::VertexBin::VertexBin() |
914 | : TNamed(), | |
87f694ab AH |
915 | fMaxMoment(0), // Max flow moment for this vertexbin |
916 | fVzMin(0), // Vertex z-coordinate min [cm] | |
917 | fVzMax(0), // Vertex z-coordinate max [cm] | |
4b5b52b7 | 918 | fType(), // Data type name e.g., FMD/SPD/FMDTR/SPDTR/MC |
87f694ab | 919 | fFlags(0), // Flow flags |
d420e249 | 920 | fSigmaCut(-1), // Sigma cut to remove outlier events |
87f694ab AH |
921 | fEtaGap(-1), // Eta gap value |
922 | fEtaLims(), // Limits for binning in 3Cor method | |
2b556440 | 923 | fCumuRef(), // Histogram for reference flow |
924 | fCumuDiff(), // Histogram for differential flow | |
87f694ab AH |
925 | fCumuHists(0,0), // CumuHists object for keeping track of results |
926 | fCumuNUARef(), // Histogram for ref NUA terms | |
927 | fCumuNUADiff(), // Histogram for diff NUA terms | |
928 | fdNdedpRefAcc(), // Diagnostics histogram for acc. maps | |
929 | fdNdedpDiffAcc(),// Diagnostics histogram for acc. maps | |
d420e249 | 930 | fOutliers(), // Histogram for sigma distribution |
4b5b52b7 | 931 | fDebug() // Debug level |
2b556440 | 932 | { |
933 | // | |
87f694ab | 934 | // Default constructor |
2b556440 | 935 | // |
936 | } | |
937 | //_____________________________________________________________________ | |
4b5b52b7 | 938 | AliForwardFlowTaskQC::VertexBin::VertexBin(Int_t vLow, Int_t vHigh, |
939 | UShort_t moment, TString name, | |
68589651 | 940 | UShort_t flags, Double_t cut, |
941 | Double_t etaGap) | |
2b556440 | 942 | : TNamed("", ""), |
87f694ab AH |
943 | fMaxMoment(moment), // Max flow moment for this vertexbin |
944 | fVzMin(vLow), // Vertex z-coordinate min [cm] | |
945 | fVzMax(vHigh), // Vertex z-coordinate max [cm] | |
946 | fType(name), // Data type name e.g., FMD/SPD/FMDTR/SPDTR/MC | |
947 | fFlags(flags), // Flow flags | |
948 | fSigmaCut(cut), // Sigma cut to remove outlier events | |
949 | fEtaGap(etaGap), // Eta gap value | |
950 | fEtaLims(), // Limits for binning in 3Cor method | |
951 | fCumuRef(), // Histogram for reference flow | |
952 | fCumuDiff(), // Histogram for differential flow | |
953 | fCumuHists(moment,0),// CumuHists object for keeping track of results | |
954 | fCumuNUARef(), // Histogram for ref NUA terms | |
955 | fCumuNUADiff(), // Histogram for diff NUA terms | |
956 | fdNdedpRefAcc(), // Diagnostics histogram for acc. maps | |
957 | fdNdedpDiffAcc(), // Diagnostics histogram for acc. maps | |
958 | fOutliers(), // Histogram for sigma distribution | |
959 | fDebug(0) // Debug level | |
2b556440 | 960 | { |
961 | // | |
87f694ab | 962 | // Constructor |
2b556440 | 963 | // |
87f694ab AH |
964 | // Parameters |
965 | // vLow: min z-coordinate | |
966 | // vHigh: max z-coordinate | |
967 | // moment: max flow moment | |
968 | // name: data type name (FMD/SPD/FMDTR/SPDTR/MC) | |
969 | // flags: flow flags | |
970 | // cut: sigma cut | |
971 | // etaGap: eta-gap value | |
2b556440 | 972 | // |
4b5b52b7 | 973 | fType.ToUpper(); |
974 | ||
87f694ab AH |
975 | SetName(Form("%svertexBin%d_%d_%d%s", fType.Data(), moment, vLow, vHigh, GetQCType(fFlags))); |
976 | SetTitle(Form("%svertexBin%d_%d_%d%s", fType.Data(), moment, vLow, vHigh, GetQCType(fFlags))); | |
977 | ||
4b5b52b7 | 978 | fDebug = AliAnalysisManager::GetAnalysisManager()->GetDebugLevel(); |
008eda2b | 979 | if (fDebug > 0) Printf("AliForwardFlowTaskQC::VertexBin()\tDebugMode: %d", fDebug); |
87f694ab AH |
980 | |
981 | // Set limits for 3 correlator method | |
982 | if ((fFlags & kFMD)) { | |
983 | fEtaLims[0] = -6.; | |
984 | fEtaLims[1] = -1.5; | |
985 | fEtaLims[2] = -0.5; | |
986 | fEtaLims[3] = 2.; | |
987 | fEtaLims[4] = 3.; | |
988 | fEtaLims[5] = 6.; | |
989 | } else if ((fFlags & kVZERO)) { | |
990 | fEtaLims[0] = -6; | |
991 | fEtaLims[1] = -2.7; | |
992 | fEtaLims[2] = -2.0; | |
993 | fEtaLims[3] = 2.0; | |
994 | fEtaLims[4] = 3.9; | |
995 | fEtaLims[5] = 6; | |
996 | } | |
2b556440 | 997 | } |
998 | //_____________________________________________________________________ | |
999 | AliForwardFlowTaskQC::VertexBin& | |
1000 | AliForwardFlowTaskQC::VertexBin::operator=(const AliForwardFlowTaskQC::VertexBin& o) | |
1001 | { | |
1002 | // | |
87f694ab | 1003 | // Assignment operator |
2b556440 | 1004 | // |
87f694ab AH |
1005 | // Parameters |
1006 | // o: AliForwardFlowTaskQC::VertexBin | |
2b556440 | 1007 | // |
eeb6c967 | 1008 | if (&o == this) return *this; |
87f694ab AH |
1009 | fMaxMoment = o.fMaxMoment; |
1010 | fVzMin = o.fVzMin; | |
1011 | fVzMax = o.fVzMax; | |
1012 | fType = o.fType; | |
1013 | fFlags = o.fFlags; | |
1014 | fSigmaCut = o.fSigmaCut; | |
1015 | fEtaGap = o.fEtaGap; | |
1016 | fCumuRef = o.fCumuRef; | |
1017 | fCumuDiff = o.fCumuDiff; | |
1018 | fCumuHists = o.fCumuHists; | |
1019 | fCumuNUARef = o.fCumuNUARef; | |
1020 | fCumuNUADiff = o.fCumuNUADiff; | |
1021 | fdNdedpRefAcc = o.fdNdedpRefAcc; | |
1022 | fdNdedpDiffAcc = o.fdNdedpDiffAcc; | |
1023 | fOutliers = o.fOutliers; | |
1024 | fDebug = o.fDebug; | |
fdd86891 | 1025 | for (UInt_t i = 0; i < sizeof(fEtaLims)/sizeof(Double_t); i++) fEtaLims[i] = o.fEtaLims[i]; |
2b556440 | 1026 | |
1027 | return *this; | |
1028 | } | |
1029 | //_____________________________________________________________________ | |
87f694ab | 1030 | void AliForwardFlowTaskQC::VertexBin::AddOutput(TList* outputlist, TAxis* centAxis) |
2b556440 | 1031 | { |
1032 | // | |
87f694ab | 1033 | // Add histograms to outputlist |
2b556440 | 1034 | // |
87f694ab AH |
1035 | // Parameters |
1036 | // outputlist: list of histograms | |
1037 | // centAxis: centrality axis | |
2b556440 | 1038 | // |
1039 | ||
1040 | // First we try to find an outputlist for this vertexbin | |
87f694ab | 1041 | TList* list = (TList*)outputlist->FindObject(Form("%svertex_%d_%d%s", fType.Data(), fVzMin, fVzMax, GetQCType(fFlags))); |
2b556440 | 1042 | // If it doesn't exist we make one |
1043 | if (!list) { | |
1044 | list = new TList(); | |
87f694ab | 1045 | list->SetName(Form("%svertex_%d_%d%s", fType.Data(), fVzMin, fVzMax, GetQCType(fFlags))); |
2b556440 | 1046 | outputlist->Add(list); |
1047 | } | |
1048 | ||
87f694ab AH |
1049 | // Get bin numbers and binning defined |
1050 | Int_t nHBins = GetBinNumberSin(); | |
1051 | Int_t nEtaBins = 48; | |
1052 | if ((fFlags & k3Cor)) { | |
1053 | if ((fFlags & kFMD)) nEtaBins = 24; | |
1054 | else if ((fFlags & kVZERO)) nEtaBins = 19; | |
1055 | } | |
02738f97 | 1056 | else if ((fFlags & kVZERO) && (fFlags & kEtaGap)) nEtaBins = 19; |
1057 | else if ((fFlags & kVZERO)) nEtaBins = 11; | |
1058 | ||
87f694ab AH |
1059 | Double_t vzeroBins[12] = { -6, -3.7, -3.2, -2.7, -2.2, -1.7, |
1060 | 2.8, 3.4, 3.9, 4.5, 5.1, 6 }; | |
1061 | Double_t vzeroBins2[20] = { -6, -3.7, -3.2, -2.7, -2.2, // VZERO | |
1062 | -2.0, -1.5, -1.0, -0.5 , 0., 0.5, 1.0, 1.5, 2.0, // SPD | |
1063 | 2.8, 3.4, 3.9, 4.5, 5.1, 6 }; // VZERO | |
02738f97 | 1064 | |
1065 | Int_t nRefBins = nEtaBins; // needs to be something as default | |
1066 | if ((fFlags & kStdQC)) { | |
bdd49110 | 1067 | if ((fFlags & kSymEta) && !((fFlags & kTracks) && (fFlags & kSPD))) nRefBins = 1; |
02738f97 | 1068 | else nRefBins = 2; |
1069 | } else if ((fFlags & kEtaGap )) { | |
1070 | nRefBins = 2; | |
1071 | } else if ((fFlags & k3Cor)) { | |
1072 | nRefBins = 24; | |
1073 | } | |
1074 | ||
68589651 | 1075 | // We initiate the reference histogram |
87f694ab AH |
1076 | fCumuRef = new TH2D(Form("%s_%d_%d%s_ref", fType.Data(), fVzMin, fVzMax, GetQCType(fFlags)), |
1077 | Form("%s_%d_%d%s_ref", fType.Data(), fVzMin, fVzMax, GetQCType(fFlags)), | |
02738f97 | 1078 | nRefBins, -6., 6., |
87f694ab AH |
1079 | nHBins, 0.5, nHBins+0.5); |
1080 | if ((fFlags & kVZERO) && (fFlags & k3Cor)) fCumuRef->GetXaxis()->Set(nEtaBins, vzeroBins2); | |
1081 | SetupNUALabels(fCumuRef->GetYaxis()); | |
1082 | list->Add(fCumuRef); | |
2b556440 | 1083 | // We initiate the differential histogram |
87f694ab AH |
1084 | fCumuDiff = new TH2D(Form("%s_%d_%d%s_diff", fType.Data(), fVzMin, fVzMax, GetQCType(fFlags)), |
1085 | Form("%s_%d_%d%s_diff", fType.Data(), fVzMin, fVzMax, GetQCType(fFlags)), | |
1086 | nEtaBins, -6., 6., nHBins, 0.5, nHBins+0.5); | |
1087 | if ((fFlags & kVZERO)) { | |
02738f97 | 1088 | if ((fFlags & kSPD) || (fFlags & k3Cor) || (fFlags & kEtaGap)) |
1089 | fCumuDiff->GetXaxis()->Set(nEtaBins, vzeroBins2); | |
1090 | else fCumuDiff->GetXaxis()->Set(nEtaBins, vzeroBins); | |
87f694ab AH |
1091 | } |
1092 | SetupNUALabels(fCumuDiff->GetYaxis()); | |
1093 | list->Add(fCumuDiff); | |
1094 | ||
1095 | // Cumulants sum hists | |
1096 | Int_t cBins = centAxis->GetNbins(); | |
1097 | fCumuHists.ConnectList(Form("%sCumu_%d_%d%s", fType.Data(), fVzMin, fVzMax, GetQCType(fFlags)), list); | |
1098 | TH3D* cumuHist = 0; | |
1099 | Int_t nC2Bins = ((fFlags & kEtaGap) || (fFlags & k3Cor) ? kW2 : k3pWeight); | |
1100 | Int_t nC4Bins = ((fFlags & kEtaGap) ? kW2 : ((fFlags & k3Cor) ? kW4 : kSinphi1phi2phi3p)); | |
1101 | for (Int_t n = 2; n <= fMaxMoment; n++) { | |
1102 | // Initiate the ref cumulant sum histogram | |
1103 | cumuHist = new TH3D(Form("%sv%d_vertex_%d_%d%s_cumuRef", fType.Data(), n, fVzMin, fVzMax, GetQCType(fFlags)), | |
1104 | Form("%sv%d_vertex_%d_%d%s_cumuRef", fType.Data(), n, fVzMin, fVzMax, GetQCType(fFlags)), | |
02738f97 | 1105 | nRefBins, -6., 6., |
87f694ab AH |
1106 | cBins, 0., 100., nC2Bins, 0.5, nC2Bins+0.5); |
1107 | if ((fFlags & kVZERO) && (fFlags & k3Cor)) cumuHist->GetXaxis()->Set(nEtaBins, vzeroBins2); | |
1108 | cumuHist->GetYaxis()->Set(cBins, centAxis->GetXbins()->GetArray()); | |
1109 | fCumuHists.Add(cumuHist); | |
1110 | // Initiate the diff cumulant sum histogram | |
1111 | cumuHist = new TH3D(Form("%sv%d_vertex_%d_%d%s_cumuDiff", fType.Data(), n, fVzMin, fVzMax, GetQCType(fFlags)), | |
1112 | Form("%sv%d_vertex_%d_%d%s_cumuDiff", fType.Data(), n, fVzMin, fVzMax, GetQCType(fFlags)), | |
1113 | nEtaBins, -6., 6., cBins, 0., 100., nC4Bins, 0.5, nC4Bins+0.5); | |
1114 | if ((fFlags & kVZERO)) { | |
02738f97 | 1115 | if ((fFlags & kSPD) || (fFlags & k3Cor) || (fFlags & kEtaGap)) |
1116 | cumuHist->GetXaxis()->Set(nEtaBins, vzeroBins2); | |
1117 | else cumuHist->GetXaxis()->Set(nEtaBins, vzeroBins); | |
87f694ab AH |
1118 | } |
1119 | cumuHist->GetYaxis()->Set(cBins, centAxis->GetXbins()->GetArray()); | |
1120 | fCumuHists.Add(cumuHist); | |
2b556440 | 1121 | } |
1122 | ||
87f694ab AH |
1123 | // Common NUA histograms |
1124 | fCumuNUARef = new TH3D(Form("%s_vertex_%d_%d%s_cumuNUARef", fType.Data(), fVzMin, fVzMax, GetQCType(fFlags)), | |
1125 | Form("%s_vertex_%d_%d%s_cumuNUARef", fType.Data(), fVzMin, fVzMax, GetQCType(fFlags)), | |
02738f97 | 1126 | nRefBins, -6., 6., |
87f694ab AH |
1127 | cBins, 0., 100., nHBins, 0.5, nHBins+0.5); |
1128 | if ((fFlags & kVZERO) && (fFlags & k3Cor)) fCumuNUARef->GetXaxis()->Set(nEtaBins, vzeroBins2); | |
1129 | fCumuNUARef->GetYaxis()->Set(cBins, centAxis->GetXbins()->GetArray()); | |
1130 | SetupNUALabels(fCumuNUARef->GetZaxis()); | |
1131 | fCumuNUARef->Sumw2(); | |
1132 | list->Add(fCumuNUARef); | |
1133 | ||
1134 | fCumuNUADiff = new TH3D(Form("%s_vertex_%d_%d%s_cumuNUADiff", fType.Data(), fVzMin, fVzMax, GetQCType(fFlags)), | |
1135 | Form("%s_vertex_%d_%d%s_cumuNUADiff", fType.Data(), fVzMin, fVzMax, GetQCType(fFlags)), | |
1136 | nEtaBins, -6., 6., cBins, 0., 100., nHBins, 0.5, nHBins+0.5); | |
1137 | if ((fFlags & kVZERO)) { | |
02738f97 | 1138 | if ((fFlags & kSPD) || (fFlags & k3Cor) || (fFlags & kEtaGap)) |
1139 | fCumuNUADiff->GetXaxis()->Set(nEtaBins, vzeroBins2); | |
1140 | else fCumuNUADiff->GetXaxis()->Set(nEtaBins, vzeroBins); | |
68589651 | 1141 | } |
87f694ab AH |
1142 | fCumuNUADiff->GetYaxis()->Set(cBins, centAxis->GetXbins()->GetArray()); |
1143 | SetupNUALabels(fCumuNUADiff->GetZaxis()); | |
1144 | fCumuNUADiff->Sumw2(); | |
1145 | list->Add(fCumuNUADiff); | |
d420e249 | 1146 | |
87f694ab AH |
1147 | // We create diagnostic histograms. |
1148 | TList* dList = (TList*)outputlist->FindObject("Diagnostics"); | |
1149 | if (!dList) AliFatal("No diagnostics list found"); | |
1150 | ||
1151 | // Acceptance hist | |
02738f97 | 1152 | Int_t nPhiBins = ((fFlags & kFMD) ? 20 : 8); |
87f694ab AH |
1153 | fdNdedpRefAcc = new TH2F(Form("h%sdNdedpRefAcc_%d_%d%s", fType.Data(), fVzMin, fVzMax, GetQCType(fFlags)), |
1154 | Form("%s reference flow acceptance map for %d cm < v_{z} < %d cm", fType.Data(), fVzMin, fVzMax), | |
02738f97 | 1155 | nEtaBins, -6., 6., nPhiBins, 0, TMath::TwoPi()); |
87f694ab | 1156 | if ((fFlags & kVZERO)) { |
02738f97 | 1157 | if ((fFlags & kSPD) || (fFlags & k3Cor) || (fFlags & kEtaGap)) |
1158 | fdNdedpRefAcc->GetXaxis()->Set(nEtaBins, vzeroBins2); | |
1159 | else fdNdedpRefAcc->GetXaxis()->Set(nEtaBins, vzeroBins); | |
87f694ab AH |
1160 | } |
1161 | dList->Add(fdNdedpRefAcc); | |
1162 | ||
1163 | fdNdedpDiffAcc = new TH2F(Form("h%sdNdedpDiffAcc_%d_%d%s", fType.Data(), fVzMin, fVzMax, GetQCType(fFlags)), | |
1164 | Form("%s differential flow acceptance map for %d cm < v_{z} < %d cm", fType.Data(), fVzMin, fVzMax), | |
02738f97 | 1165 | nEtaBins, -6., 6., nPhiBins, 0, TMath::TwoPi()); |
87f694ab | 1166 | if ((fFlags & kVZERO)) { |
02738f97 | 1167 | if ((fFlags & kSPD) || (fFlags & k3Cor) || (fFlags & kEtaGap)) |
1168 | fdNdedpDiffAcc->GetXaxis()->Set(nEtaBins, vzeroBins2); | |
1169 | else fdNdedpDiffAcc->GetXaxis()->Set(nEtaBins, vzeroBins); | |
87f694ab AH |
1170 | } |
1171 | dList->Add(fdNdedpDiffAcc); | |
1172 | ||
1173 | fOutliers = new TH2F(Form("hOutliers_%s_%d_%d%s", fType.Data(), fVzMin, fVzMax, GetQCType(fFlags)), | |
1174 | Form("Maximum #sigma from mean N_{ch} pr. bin - %s, %d < v_{z} < %d", | |
1175 | fType.Data(), fVzMin, fVzMax), | |
02738f97 | 1176 | 20, 0., 100., 500, 0., ((fFlags & kMC) ? 15. : 5.)); |
87f694ab AH |
1177 | dList->Add(fOutliers); |
1178 | ||
1179 | return; | |
2b556440 | 1180 | } |
1181 | //_____________________________________________________________________ | |
87f694ab | 1182 | Bool_t AliForwardFlowTaskQC::VertexBin::FillHists(TH2D& dNdetadphi, Double_t cent, UShort_t mode) |
2b556440 | 1183 | { |
1184 | // | |
87f694ab | 1185 | // Fill reference and differential eta-histograms |
2b556440 | 1186 | // |
87f694ab AH |
1187 | // Parameters: |
1188 | // dNdetadphi: 2D histogram with input data | |
1189 | // cent: centrality | |
1190 | // mode: filling mode: kFillRef/kFillDiff/kFillBoth | |
2b556440 | 1191 | // |
2b556440 | 1192 | if (!fCumuRef) AliFatal("You have not called AddOutput() - Terminating!"); |
68589651 | 1193 | Bool_t useEvent = kTRUE; |
1194 | ||
2b556440 | 1195 | // Fist we reset histograms |
87f694ab AH |
1196 | if ((mode & kReset)) { |
1197 | if ((mode & kFillRef)) fCumuRef->Reset(); | |
1198 | if ((mode & kFillDiff)) fCumuDiff->Reset(); | |
1199 | } | |
2b556440 | 1200 | |
1201 | // Then we loop over the input and calculate sum cos(k*n*phi) | |
1202 | // and fill it in the reference and differential histograms | |
87f694ab AH |
1203 | Int_t nBadBins = 0; |
1204 | Double_t limit = 9999.; | |
4b5b52b7 | 1205 | for (Int_t etaBin = 1; etaBin <= dNdetadphi.GetNbinsX(); etaBin++) { |
87f694ab AH |
1206 | Double_t eta = dNdetadphi.GetXaxis()->GetBinCenter(etaBin); |
1207 | // Numbers to cut away bad events | |
1208 | Double_t runAvg = 0; | |
1209 | Double_t max = 0; | |
1210 | Int_t nInAvg = 0; | |
1211 | Double_t avgSqr = 0; | |
d420e249 | 1212 | for (Int_t phiBin = 0; phiBin <= dNdetadphi.GetNbinsY(); phiBin++) { |
87f694ab | 1213 | // Check for acceptance |
d420e249 | 1214 | if (phiBin == 0) { |
87f694ab AH |
1215 | if (dNdetadphi.GetBinContent(etaBin, 0) == 0) break; |
1216 | // Central limit for eta gap break for reference flow | |
1217 | if ((fFlags & kEtaGap) && (mode & kFillRef) && | |
1218 | TMath::Abs(eta) < fEtaGap) break; | |
1219 | // Backward and forward eta gap break for reference flow | |
008eda2b | 1220 | if ((fFlags & kEtaGap) && (mode & kFillRef) && TMath::Abs(eta) > TMath::Abs(limit)) break; |
02738f97 | 1221 | if ((fFlags & kStdQC) && (fFlags & kMC)) { |
1222 | if (!(fFlags & kSPD) && TMath::Abs(eta) < 1.75) break; | |
1223 | if ((fFlags & kSPD) && TMath::Abs(eta) > 2.00) break; | |
1224 | } | |
87f694ab | 1225 | if (limit > 1e3) limit = dNdetadphi.GetXaxis()->GetBinLowEdge(etaBin); |
d420e249 | 1226 | continue; |
87f694ab AH |
1227 | } // End of phiBin == 0 |
1228 | Double_t phi = dNdetadphi.GetYaxis()->GetBinCenter(phiBin); | |
1229 | Double_t weight = dNdetadphi.GetBinContent(etaBin, phiBin); | |
1230 | ||
d420e249 | 1231 | // We calculate the average Nch per. bin |
1232 | avgSqr += weight*weight; | |
2b556440 | 1233 | runAvg += weight; |
1234 | nInAvg++; | |
d420e249 | 1235 | if (weight == 0) continue; |
2b556440 | 1236 | if (weight > max) max = weight; |
87f694ab AH |
1237 | |
1238 | // Fill into Cos() and Sin() hists | |
1239 | if ((mode & kFillRef)) { | |
1240 | fCumuRef->Fill(eta, 0., weight);// mult goes in underflowbin - no visual, but not needed? | |
1241 | fdNdedpRefAcc->Fill(eta, phi, weight); | |
68589651 | 1242 | } |
87f694ab AH |
1243 | if ((mode & kFillDiff)) { |
1244 | fCumuDiff->Fill(eta, 0., weight); | |
1245 | fdNdedpDiffAcc->Fill(eta, phi, weight); | |
008eda2b | 1246 | } |
87f694ab AH |
1247 | for (Int_t n = 1; n <= 2*fMaxMoment; n++) { |
1248 | Double_t cosBin = fCumuDiff->GetYaxis()->GetBinCenter(GetBinNumberCos(n)); | |
1249 | Double_t sinBin = fCumuDiff->GetYaxis()->GetBinCenter(GetBinNumberSin(n)); | |
1250 | Double_t cosnPhi = weight*TMath::Cos(n*phi); | |
1251 | Double_t sinnPhi = weight*TMath::Sin(n*phi); | |
1252 | // fill ref | |
1253 | if ((mode & kFillRef)) { | |
1254 | fCumuRef->Fill(eta, cosBin, cosnPhi); | |
1255 | fCumuRef->Fill(eta, sinBin, sinnPhi); | |
68589651 | 1256 | } |
87f694ab AH |
1257 | // fill diff |
1258 | if ((mode & kFillDiff)) { | |
1259 | fCumuDiff->Fill(eta, cosBin, cosnPhi); | |
1260 | fCumuDiff->Fill(eta, sinBin, sinnPhi); | |
1261 | } | |
1262 | } // End of NUA loop | |
1263 | } // End of phi loop | |
68589651 | 1264 | // Outlier cut calculations |
87f694ab | 1265 | if (nInAvg > 0) { |
d420e249 | 1266 | runAvg /= nInAvg; |
1267 | avgSqr /= nInAvg; | |
87f694ab | 1268 | Double_t stdev = (nInAvg > 1 ? TMath::Sqrt(nInAvg/(nInAvg-1))*TMath::Sqrt(avgSqr - runAvg*runAvg) : 0); |
d420e249 | 1269 | Double_t nSigma = (stdev == 0 ? 0 : (max-runAvg)/stdev); |
87f694ab | 1270 | if (fSigmaCut > 0. && nSigma >= fSigmaCut && cent < 60) nBadBins++; |
3112bd03 | 1271 | else nBadBins = 0; |
d420e249 | 1272 | fOutliers->Fill(cent, nSigma); |
68589651 | 1273 | // We still finish the loop, for fOutliers to make sense, |
87f694ab | 1274 | // but we do no keep the event for analysis |
68589651 | 1275 | if (nBadBins > 3) useEvent = kFALSE; |
d420e249 | 1276 | } |
87f694ab | 1277 | } // End of eta bin |
d420e249 | 1278 | |
68589651 | 1279 | return useEvent; |
2b556440 | 1280 | } |
1281 | //_____________________________________________________________________ | |
bdd49110 | 1282 | Bool_t AliForwardFlowTaskQC::VertexBin::FillTracks(TObjArray* trList, AliESDEvent* esd, |
1283 | AliAnalysisFilter* trFilter, UShort_t mode) | |
2b556440 | 1284 | { |
1285 | // | |
87f694ab | 1286 | // Fill reference and differential eta-histograms |
2b556440 | 1287 | // |
87f694ab AH |
1288 | // Parameters: |
1289 | // trList: list of tracks | |
1290 | // mode: filling mode: kFillRef/kFillDiff/kFillBoth | |
2b556440 | 1291 | // |
2b556440 | 1292 | if (!fCumuRef) AliFatal("You have not called AddOutput() - Terminating!"); |
bdd49110 | 1293 | if (!trList && !esd) { |
1294 | AliError("FillTracks: No AOD track list or ESD event - something might be wrong!"); | |
1295 | return kFALSE; | |
1296 | } | |
2b556440 | 1297 | |
87f694ab AH |
1298 | // Fist we reset histograms |
1299 | if ((mode & kReset)) { | |
1300 | if ((mode & kFillRef)) fCumuRef->Reset(); | |
1301 | if ((mode & kFillDiff)) fCumuDiff->Reset(); | |
1302 | } | |
4b5b52b7 | 1303 | |
87f694ab AH |
1304 | // Then we loop over the input and calculate sum cos(k*n*phi) |
1305 | // and fill it in the reference and differential histograms | |
bdd49110 | 1306 | Int_t nTr = 0; |
1307 | if (trList) nTr = trList->GetEntries(); | |
1308 | if (esd) nTr = esd->GetNumberOfTracks(); | |
87f694ab AH |
1309 | if (nTr == 0) return kFALSE; |
1310 | AliVTrack* tr = 0; | |
1237bf7a | 1311 | // Cuts for AOD tracks (have already been applied to ESD tracks) - except dEdx |
bdd49110 | 1312 | // const tpcdEdx = 10; |
87f694ab | 1313 | for (Int_t i = 0; i < nTr; i++) { // track loop |
bdd49110 | 1314 | tr = (trList ? (AliVTrack*)trList->At(i) : (AliVTrack*)esd->GetTrack(i)); |
87f694ab | 1315 | if (!tr) continue; |
bdd49110 | 1316 | if (esd) { |
1317 | AliESDtrack* esdTr = (AliESDtrack*)tr; | |
1318 | if (!trFilter->IsSelected(esdTr)) continue; | |
1319 | } | |
1320 | else if (trList) { // If AOD input | |
1321 | Double_t pTMin = 0, pTMax = 0, etaMin = 0, etaMax = 0, minNCl = 0, bit = 0; | |
1322 | if ((fFlags & kTPC) == kTPC) pTMin = 0.2, pTMax = 5., etaMin = -0.8, etaMax = 0.8, minNCl = 70, bit = 128; | |
1323 | if ((fFlags & kHybrid) == kHybrid) pTMin = 0.2, pTMax = 5., etaMin = -0.8, etaMax = 0.8, minNCl = 70, bit = 272; | |
1324 | ||
1325 | AliAODTrack* aodTr = (AliAODTrack*)tr; | |
87f694ab | 1326 | if (aodTr->GetID() > -1) continue; |
bdd49110 | 1327 | if (!aodTr->TestFilterBit(bit) || !aodTr->Pt() > pTMax || aodTr->Pt() < pTMin || |
87f694ab | 1328 | aodTr->Eta() > etaMax || aodTr->Eta() < etaMin || aodTr->GetTPCNcls() < minNCl) continue; |
008eda2b | 1329 | } |
bdd49110 | 1330 | |
1331 | // if (tr->GetTPCsignal() < tpcdEdx) continue; | |
87f694ab AH |
1332 | // Track accepted |
1333 | Double_t eta = tr->Eta(); | |
1237bf7a | 1334 | if (((fFlags & kSPD) || (fFlags & kEtaGap)) && TMath::Abs(eta) < fEtaGap) continue; |
87f694ab AH |
1335 | Double_t phi = tr->Phi(); |
1336 | if ((mode & kFillRef)) { | |
1337 | fCumuRef->Fill(eta, 0.);// mult goes in underflowbin - no visual, but not needed? | |
1338 | fdNdedpRefAcc->Fill(eta, phi); | |
68589651 | 1339 | } |
87f694ab AH |
1340 | if ((mode & kFillDiff)) { |
1341 | fCumuDiff->Fill(eta, 0); | |
1342 | fdNdedpDiffAcc->Fill(eta, phi); | |
1343 | } | |
1344 | for (Int_t n = 1; n <= 2*fMaxMoment; n++) { | |
1345 | Double_t cosBin = fCumuDiff->GetYaxis()->GetBinCenter(GetBinNumberCos(n)); | |
1346 | Double_t sinBin = fCumuDiff->GetYaxis()->GetBinCenter(GetBinNumberSin(n)); | |
1347 | Double_t cosnPhi = TMath::Cos(n*phi); | |
1348 | Double_t sinnPhi = TMath::Sin(n*phi); | |
1349 | // fill ref | |
1350 | if ((mode & kFillRef)) { | |
1351 | fCumuRef->Fill(eta, cosBin, cosnPhi); | |
1352 | fCumuRef->Fill(eta, sinBin, sinnPhi); | |
1353 | } | |
1354 | // fill diff | |
1355 | if ((mode & kFillDiff)) { | |
1356 | fCumuDiff->Fill(eta, cosBin, cosnPhi); | |
1357 | fCumuDiff->Fill(eta, sinBin, sinnPhi); | |
1358 | } | |
1359 | } // End of NUA loop | |
1360 | } // End of track loop | |
1361 | return kTRUE; | |
1362 | } | |
1363 | //_____________________________________________________________________ | |
1364 | void AliForwardFlowTaskQC::VertexBin::CumulantsAccumulate(Double_t cent) | |
1365 | { | |
1366 | // | |
1367 | // Calculate the Q cumulant up to order fMaxMoment | |
1368 | // | |
1369 | // Parameters: | |
1370 | // cent: centrality of event | |
1371 | // | |
1372 | if (!fCumuRef) AliFatal("You have not called AddOutput() - Terminating!"); | |
68589651 | 1373 | |
87f694ab AH |
1374 | // Fill out NUA hists |
1375 | for (Int_t etaBin = 1; etaBin <= fCumuRef->GetNbinsX(); etaBin++) { | |
1376 | Double_t eta = fCumuRef->GetXaxis()->GetBinCenter(etaBin); | |
1377 | if (fCumuRef->GetBinContent(etaBin, 0) == 0) continue; | |
bdd49110 | 1378 | if ((fFlags & kTracks) && (fFlags && kSPD) && !(fFlags & kEtaGap)) eta = -eta; |
87f694ab AH |
1379 | for (Int_t qBin = 0; qBin <= fCumuRef->GetNbinsY(); qBin++) { |
1380 | fCumuNUARef->Fill(eta, cent, Double_t(qBin), fCumuRef->GetBinContent(etaBin, qBin)); | |
1381 | } | |
1382 | } | |
1383 | for (Int_t etaBin = 1; etaBin <= fCumuDiff->GetNbinsX(); etaBin++) { | |
1384 | Double_t eta = fCumuDiff->GetXaxis()->GetBinCenter(etaBin); | |
1385 | if (fCumuDiff->GetBinContent(etaBin, 0) == 0) continue; | |
1386 | for (Int_t qBin = 0; qBin <= fCumuDiff->GetNbinsY(); qBin++) { | |
1387 | fCumuNUADiff->Fill(eta, cent, Double_t(qBin), fCumuDiff->GetBinContent(etaBin, qBin)); | |
1388 | } | |
1389 | } | |
2f9be372 | 1390 | |
87f694ab AH |
1391 | // We create the objects needed for the analysis |
1392 | TH3D* cumuRef = 0; | |
1393 | TH3D* cumuDiff = 0; | |
1394 | // For each n we loop over the hists | |
1395 | for (Int_t n = 2; n <= fMaxMoment; n++) { | |
1396 | cumuRef = (TH3D*)fCumuHists.Get('r',n); | |
1397 | cumuDiff = (TH3D*)fCumuHists.Get('d',n); | |
1398 | Int_t prevRefEtaBin = 0; | |
1399 | ||
1400 | // Per mom. quantities | |
1401 | Double_t dQnReA = 0, dQnImA = 0, multA = 0; | |
1402 | Double_t dQnReB = 0, dQnImB = 0, multB = 0; | |
1403 | Double_t dQ2nReA = 0, dQ2nImA = 0; | |
1404 | Double_t two = 0, w2 = 0, four = 0, w4 = 0; | |
1405 | Double_t cosPhi1Phi2 = 0, cosPhi1Phi2Phi3m = 0; | |
1406 | Double_t sinPhi1Phi2 = 0, sinPhi1Phi2Phi3m = 0; | |
1407 | for (Int_t etaBin = 1; etaBin <= fCumuDiff->GetNbinsX(); etaBin++) { | |
1408 | Double_t eta = fCumuDiff->GetXaxis()->GetBinCenter(etaBin); | |
02738f97 | 1409 | Double_t refEta = eta; |
bdd49110 | 1410 | if ((fFlags & kTracks) && (fFlags && kSPD) && !(fFlags & kEtaGap)) refEta = -eta; |
02738f97 | 1411 | Int_t refEtaBinA = fCumuRef->GetXaxis()->FindBin(refEta); |
1412 | if ((fFlags & kEtaGap)) refEta = -eta; | |
1413 | Int_t refEtaBinB = fCumuRef->GetXaxis()->FindBin(refEta); | |
87f694ab AH |
1414 | if (refEtaBinA != prevRefEtaBin) { |
1415 | prevRefEtaBin = refEtaBinA; | |
1416 | // Reference flow | |
1417 | multA = fCumuRef->GetBinContent(refEtaBinA, 0); | |
1418 | dQnReA = fCumuRef->GetBinContent(refEtaBinA, GetBinNumberCos(n)); | |
1419 | dQnImA = fCumuRef->GetBinContent(refEtaBinA, GetBinNumberSin(n)); | |
1420 | dQ2nReA = fCumuRef->GetBinContent(refEtaBinA, GetBinNumberCos(n*2)); | |
1421 | dQ2nImA = fCumuRef->GetBinContent(refEtaBinA, GetBinNumberSin(n*2)); | |
1422 | ||
1423 | multB = fCumuRef->GetBinContent(refEtaBinB, 0); | |
1424 | dQnReB = fCumuRef->GetBinContent(refEtaBinB, GetBinNumberCos(n)); | |
1425 | dQnImB = fCumuRef->GetBinContent(refEtaBinB, GetBinNumberSin(n)); | |
1426 | ||
1427 | if (multA <= 3 || multB <= 3) return; | |
1428 | // The reference flow is calculated | |
1429 | // 2-particle | |
a6952e36 | 1430 | if ((fFlags & kStdQC)) { |
87f694ab AH |
1431 | w2 = multA * (multA - 1.); |
1432 | two = dQnReA*dQnReA + dQnImA*dQnImA - multA; | |
1433 | } else { | |
1434 | w2 = multA * multB; | |
1435 | two = dQnReA*dQnReB + dQnImA*dQnImB; | |
1436 | } | |
1437 | cumuRef->Fill(eta, cent, kW2Two, two); | |
1438 | cumuRef->Fill(eta, cent, kW2, w2); | |
1439 | ||
1440 | // The reference flow is calculated | |
1441 | // 4-particle | |
1442 | if ((fFlags & kStdQC)) { | |
1443 | w4 = multA * (multA - 1.) * (multA - 2.) * (multA - 3.); | |
1444 | ||
1445 | four = 2.*multA*(multA-3.) + TMath::Power((TMath::Power(dQnReA,2.)+TMath::Power(dQnImA,2.)),2.) | |
1446 | -4.*(multA-2.)*(TMath::Power(dQnReA,2.) + TMath::Power(dQnImA,2.)) | |
1447 | -2.*(TMath::Power(dQnReA,2.)*dQ2nReA+2.*dQnReA*dQnImA*dQ2nImA-TMath::Power(dQnImA,2.)*dQ2nReA) | |
1448 | +(TMath::Power(dQ2nReA,2.)+TMath::Power(dQ2nImA,2.)); | |
1449 | ||
1450 | cumuRef->Fill(eta, cent, kW4Four, four); | |
1451 | cumuRef->Fill(eta, cent, kW4, w4); | |
1452 | ||
1453 | // NUA | |
1454 | cosPhi1Phi2 = dQnReA*dQnReA - dQnImA*dQnImA - dQ2nReA; | |
1455 | sinPhi1Phi2 = 2.*dQnReA*dQnImA - dQ2nImA; | |
1456 | ||
1457 | cosPhi1Phi2Phi3m = dQnReA*(TMath::Power(dQnReA,2)+TMath::Power(dQnImA,2)) | |
1458 | -dQnReA*dQ2nReA-dQnImA*dQ2nImA-2.*(multA-1)*dQnReA; | |
1459 | ||
1460 | sinPhi1Phi2Phi3m = -dQnImA*(TMath::Power(dQnReA,2)+TMath::Power(dQnImA,2)) | |
1461 | +dQnReA*dQ2nImA-dQnImA*dQ2nReA+2.*(multA-1)*dQnImA; | |
1462 | ||
1463 | cumuRef->Fill(eta, cent, kCosphi1phi2, cosPhi1Phi2); | |
1464 | cumuRef->Fill(eta, cent, kSinphi1phi2, sinPhi1Phi2); | |
1465 | cumuRef->Fill(eta, cent, kCosphi1phi2phi3m, cosPhi1Phi2Phi3m); | |
1466 | cumuRef->Fill(eta, cent, kSinphi1phi2phi3m, sinPhi1Phi2Phi3m); | |
1467 | cumuRef->Fill(eta, cent, k3pWeight, multA*(multA-1.)*(multA-2.)); | |
1468 | } // End of QC{4} | |
1469 | } // End of reference flow | |
1470 | // For each etaBin bin the necessary values for differential flow is calculated | |
1471 | Double_t mp = fCumuDiff->GetBinContent(etaBin, 0); | |
1472 | Double_t pnRe = fCumuDiff->GetBinContent(etaBin, GetBinNumberCos(n)); | |
1473 | Double_t pnIm = fCumuDiff->GetBinContent(etaBin, GetBinNumberSin(n)); | |
1474 | Double_t p2nRe = fCumuDiff->GetBinContent(etaBin, GetBinNumberCos(n*2)); | |
1475 | Double_t p2nIm = fCumuDiff->GetBinContent(etaBin, GetBinNumberSin(n*2)); | |
1476 | if (mp == 0) continue; | |
1477 | Double_t mq = 0; | |
1478 | Double_t qnRe = 0; | |
1479 | Double_t qnIm = 0; | |
1480 | Double_t q2nRe = 0; | |
1481 | Double_t q2nIm = 0; | |
1482 | ||
1483 | // Differential flow calculations for each eta bin is done: | |
1484 | // 2-particle differential flow | |
bdd49110 | 1485 | if ((fFlags & kStdQC) && !(fFlags & kTracks)) { |
87f694ab AH |
1486 | mq = mp; |
1487 | qnRe = pnRe; | |
1488 | qnIm = pnIm; | |
1489 | q2nRe = p2nRe; | |
1490 | q2nIm = p2nIm; | |
1491 | } | |
2f9be372 | 1492 | |
87f694ab AH |
1493 | Double_t w2p = mp * multB - mq; |
1494 | Double_t twoPrime = pnRe*dQnReB + pnIm*dQnImB - mq; | |
d2bea14e | 1495 | |
87f694ab AH |
1496 | cumuDiff->Fill(eta, cent, kW2Two, twoPrime); |
1497 | cumuDiff->Fill(eta, cent, kW2, w2p); | |
58f5fae2 | 1498 | |
87f694ab AH |
1499 | if ((fFlags & kEtaGap)) continue; |
1500 | // Differential flow calculations for each eta bin bin is done: | |
1501 | // 4-particle differential flow | |
1502 | Double_t w4p = (mp * multA - 3.*mq)*(multA - 1.)*(multA - 2.); | |
1503 | ||
1504 | Double_t fourPrime = (TMath::Power(dQnReA,2.)+TMath::Power(dQnImA,2.))*(pnRe*dQnReA+pnIm*dQnImA) | |
1505 | - q2nRe*(TMath::Power(dQnReA,2.)-TMath::Power(dQnImA,2.)) | |
1506 | - 2.*q2nIm*dQnReA*dQnImA | |
1507 | - pnRe*(dQnReA*dQ2nReA+dQnImA*dQ2nImA) | |
1508 | + pnIm*(dQnImA*dQ2nReA-dQnReA*dQ2nImA) | |
1509 | - 2.*multA*(pnRe*dQnReA+pnIm*dQnImA) | |
1510 | - 2.*(TMath::Power(dQnReA,2.)+TMath::Power(dQnImA,2.))*mq | |
1511 | + 6.*(qnRe*dQnReA+qnIm*dQnImA) | |
1512 | + 1.*(q2nRe*dQ2nReA+q2nIm*dQ2nImA) | |
1513 | + 2.*(pnRe*dQnReA+pnIm*dQnImA) | |
1514 | + 2.*mq*multA | |
1515 | - 6.*mq; | |
1516 | ||
1517 | cumuDiff->Fill(eta, cent, kW4Four, fourPrime); | |
1518 | cumuDiff->Fill(eta, cent, kW4, w4p); | |
1519 | ||
1520 | // NUA | |
1521 | Double_t cosPsi1Phi2 = pnRe*dQnReA - pnIm*dQnImA - q2nRe; | |
1522 | Double_t sinPsi1Phi2 = pnRe*dQnImA + pnIm*dQnReA - q2nIm; | |
1523 | ||
1524 | Double_t cosPsi1Phi2Phi3p = pnRe*(TMath::Power(dQnImA,2.)+TMath::Power(dQnReA,2.)-multA) | |
1525 | - 1.*(q2nRe*dQnReA+q2nIm*dQnImA) | |
1526 | - mq*dQnReA+2.*qnRe; | |
1527 | ||
1528 | Double_t sinPsi1Phi2Phi3p = pnIm*(TMath::Power(dQnImA,2.)+TMath::Power(dQnReA,2.)-multA) | |
1529 | - 1.*(q2nIm*dQnReA-q2nRe*dQnImA) | |
1530 | - mq*dQnImA+2.*qnIm; | |
1531 | ||
1532 | Double_t cosPsi1Phi2Phi3m = pnRe*(TMath::Power(dQnReA,2.)-TMath::Power(dQnImA,2.))+2.*pnIm*dQnReA*dQnImA | |
1533 | - 1.*(pnRe*dQ2nReA+pnIm*dQ2nImA) | |
1534 | - 2.*mq*dQnReA+2.*qnRe; | |
1535 | ||
1536 | Double_t sinPsi1Phi2Phi3m = pnIm*(TMath::Power(dQnReA,2.)-TMath::Power(dQnImA,2.))-2.*pnRe*dQnReA*dQnImA | |
1537 | - 1.*(pnIm*dQ2nReA-pnRe*dQ2nImA) | |
1538 | + 2.*mq*dQnImA-2.*qnIm; | |
1539 | ||
1540 | cumuDiff->Fill(eta, cent, kCosphi1phi2, cosPsi1Phi2); | |
1541 | cumuDiff->Fill(eta, cent, kSinphi1phi2, sinPsi1Phi2); | |
1542 | cumuDiff->Fill(eta, cent, kCosphi1phi2phi3m, cosPsi1Phi2Phi3m); | |
1543 | cumuDiff->Fill(eta, cent, kSinphi1phi2phi3m, sinPsi1Phi2Phi3m); | |
1544 | cumuDiff->Fill(eta, cent, k3pWeight, (mp*multA-2.*mq)*(multA-1.)); | |
1545 | cumuDiff->Fill(eta, cent, kCosphi1phi2phi3p, cosPsi1Phi2Phi3p); | |
1546 | cumuDiff->Fill(eta, cent, kSinphi1phi2phi3p, sinPsi1Phi2Phi3p); | |
1547 | } // End of eta loop | |
1548 | // Event count | |
1549 | cumuRef->Fill(-7., cent, -0.5, 1.); | |
1550 | } // End of moment loop | |
1551 | return; | |
1552 | } | |
1553 | //_____________________________________________________________________ | |
1554 | void AliForwardFlowTaskQC::VertexBin::GetLimits(Int_t bin, Int_t& aLow, Int_t& aHigh, | |
1555 | Int_t& bLow, Int_t& bHigh) const | |
1556 | { | |
1557 | // | |
1558 | // Get the limits for the 3 correlator method | |
1559 | // | |
1560 | // Parameters: | |
1561 | // bin : reference bin # | |
1562 | // aLow : Lowest bin to be included in v_A calculations | |
1563 | // aHigh: Highest bin to be included in v_A calculations | |
1564 | // bLow : Lowest bin to be included in v_B calculations | |
1565 | // bHigh: Highest bin to be included in v_B calculations | |
1566 | // | |
1567 | if ((fFlags & kFMD)) { | |
1568 | switch(bin) { | |
1569 | case 0: | |
1570 | aLow = 14; aHigh = 15; | |
1571 | bLow = 20; bHigh = 22; | |
1572 | break; | |
1573 | case 1: | |
1574 | aLow = 16; aHigh = 16; | |
1575 | bLow = 21; bHigh = 22; | |
1576 | break; | |
1577 | case 2: | |
1578 | aLow = 6; aHigh = 7; | |
1579 | bLow = 21; bHigh = 22; | |
1580 | break; | |
1581 | case 3: | |
1582 | aLow = 6; aHigh = 7; | |
1583 | bLow = 12; bHigh = 12; | |
1584 | break; | |
1585 | case 4: | |
1586 | aLow = 6; aHigh = 8; | |
1587 | bLow = 13; bHigh = 14; | |
1588 | break; | |
1589 | default: | |
1590 | AliFatal(Form("No limits for this eta region! (%d)", bin)); | |
1591 | } | |
1592 | } | |
1593 | else if ((fFlags & kVZERO)) { | |
1594 | switch(bin) { | |
1595 | case 0: | |
1596 | aLow = 6; aHigh = 13; | |
1597 | bLow = 17; bHigh = 18; | |
1598 | break; | |
1599 | case 1: | |
1600 | aLow = 6; aHigh = 9; | |
1601 | bLow = 17; bHigh = 18; | |
1602 | break; | |
1603 | case 2: | |
1604 | aLow = 2; aHigh = 3; | |
1605 | bLow = 17; bHigh = 18; | |
1606 | break; | |
1607 | case 3: | |
1608 | aLow = 2; aHigh = 3; | |
1609 | bLow = 6; bHigh = 9; | |
1610 | break; | |
1611 | case 4: | |
1612 | aLow = 2; aHigh = 3; | |
1613 | bLow = 6; bHigh = 13; | |
1614 | break; | |
1615 | default: | |
1616 | AliFatal(Form("No limits for this eta region! (%d)", bin)); | |
1617 | } | |
1618 | } | |
1619 | // Try to catch cases where fEtaLimits and these values do not correspond to each other | |
1620 | if (aHigh > fCumuNUARef->GetNbinsX() || bHigh > fCumuNUARef->GetNbinsX()) | |
a6952e36 AH |
1621 | AliFatal(Form("Limits outside vtx range! (%d) - aHigh = %d, bHigh = %d, Nbins = %d", |
1622 | bin, aHigh, bHigh, fCumuNUARef->GetNbinsX())); | |
87f694ab AH |
1623 | } |
1624 | //_____________________________________________________________________ | |
1625 | void AliForwardFlowTaskQC::VertexBin::CumulantsAccumulate3Cor(Double_t cent) | |
1626 | { | |
1627 | // | |
1628 | // Calculate the Q cumulant up to order fMaxMoment | |
1629 | // | |
1630 | // Parameters: | |
1631 | // cent: centrality of event | |
1632 | // | |
1633 | if (!fCumuRef) AliFatal("You have not called AddOutput() - Terminating!"); | |
d226802c | 1634 | |
87f694ab AH |
1635 | // Fill out NUA hists |
1636 | for (Int_t etaBin = 1; etaBin <= fCumuRef->GetNbinsX(); etaBin++) { | |
1637 | Double_t eta = fCumuRef->GetXaxis()->GetBinCenter(etaBin); | |
1638 | if (fCumuRef->GetBinContent(etaBin, 0) == 0) continue; | |
1639 | for (Int_t qBin = 0; qBin <= fCumuRef->GetNbinsY(); qBin++) { | |
1640 | fCumuNUARef->Fill(eta, cent, Double_t(qBin), fCumuRef->GetBinContent(etaBin, qBin)); | |
1641 | } | |
1642 | } | |
1643 | for (Int_t etaBin = 1; etaBin <= fCumuDiff->GetNbinsX(); etaBin++) { | |
1644 | Double_t eta = fCumuDiff->GetXaxis()->GetBinCenter(etaBin); | |
1645 | if (fCumuDiff->GetBinContent(etaBin, 0) == 0) continue; | |
1646 | for (Int_t qBin = 0; qBin <= fCumuDiff->GetNbinsY(); qBin++) { | |
1647 | fCumuNUADiff->Fill(eta, cent, Double_t(qBin), fCumuDiff->GetBinContent(etaBin, qBin)); | |
1648 | } | |
d2bea14e | 1649 | } |
87f694ab AH |
1650 | |
1651 | // We create the objects needed for the analysis | |
1652 | TH3D* cumuRef = 0; | |
1653 | TH3D* cumuDiff = 0; | |
1654 | // For each n we loop over the hists | |
1655 | for (Int_t n = 2; n <= fMaxMoment; n++) { | |
1656 | cumuRef = (TH3D*)fCumuHists.Get('r',n); | |
1657 | cumuDiff = (TH3D*)fCumuHists.Get('d',n); | |
1658 | ||
1659 | // Per mom. quantities | |
1660 | Int_t prevLim = 0; | |
1661 | Int_t aLow = 0, aHigh = 0, bLow = 0, bHigh = 0; | |
1662 | Double_t dQnReA = 0, dQnImA = 0, multA = 0; | |
1663 | Double_t dQnReB = 0, dQnImB = 0, multB = 0; | |
1664 | Double_t two = 0, w2 = 0; | |
1665 | for (Int_t etaBin = 1; etaBin <= fCumuDiff->GetNbinsX(); etaBin++) { | |
1666 | Double_t eta = fCumuDiff->GetXaxis()->GetBinCenter(etaBin); | |
1667 | if (fEtaLims[prevLim] < eta) { | |
1668 | GetLimits(prevLim, aLow, aHigh, bLow, bHigh); | |
1669 | prevLim++; | |
1670 | multA = 0; dQnReA = 0; dQnImA = 0; | |
1671 | multB = 0; dQnReB = 0; dQnImB = 0; | |
1672 | // Reference flow | |
1673 | for (Int_t a = aLow; a <= aHigh; a++) { | |
1674 | multA += fCumuRef->GetBinContent(a, 0); | |
1675 | dQnReA += fCumuRef->GetBinContent(a, GetBinNumberCos(n)); | |
1676 | dQnImA += fCumuRef->GetBinContent(a, GetBinNumberSin(n)); | |
1677 | } | |
1678 | for (Int_t b = bLow; b <= bHigh; b++) { | |
1679 | multB += fCumuRef->GetBinContent(b, 0); | |
1680 | dQnReB += fCumuRef->GetBinContent(b, GetBinNumberCos(n)); | |
1681 | dQnImB += fCumuRef->GetBinContent(b, GetBinNumberSin(n)); | |
1682 | } | |
1683 | // The reference flow is calculated | |
1684 | // 2-particle | |
1685 | w2 = multA * multB; | |
1686 | two = dQnReA*dQnReB + dQnImA*dQnImB; | |
1687 | } // End of reference flow | |
1688 | cumuRef->Fill(eta, cent, kW2Two, two); | |
1689 | cumuRef->Fill(eta, cent, kW2, w2); | |
1690 | ||
1691 | // For each etaBin bin the necessary values for differential flow is calculated | |
1692 | Double_t mp = fCumuDiff->GetBinContent(etaBin, 0); | |
1693 | Double_t pnRe = fCumuDiff->GetBinContent(etaBin, GetBinNumberCos(n)); | |
1694 | Double_t pnIm = fCumuDiff->GetBinContent(etaBin, GetBinNumberSin(n)); | |
1695 | if (mp == 0) continue; | |
1696 | ||
1697 | // Differential flow calculations for each eta bin is done: | |
1698 | // 2-particle differential flow | |
1699 | Double_t w2pA = mp * multA; | |
1700 | Double_t twoPrimeA = pnRe*dQnReA + pnIm*dQnImA; | |
1701 | cumuDiff->Fill(eta, cent, kW2Two, twoPrimeA); | |
1702 | cumuDiff->Fill(eta, cent, kW2, w2pA); | |
1703 | ||
1704 | Double_t w2pB = mp * multB; | |
1705 | Double_t twoPrimeB = pnRe*dQnReB + pnIm*dQnImB; | |
1706 | cumuDiff->Fill(eta, cent, kW4Four, twoPrimeB); | |
1707 | cumuDiff->Fill(eta, cent, kW4, w2pB); | |
1708 | } // End of eta loop | |
1709 | // Event count | |
1710 | cumuRef->Fill(-7., cent, -0.5, 1.); | |
1711 | } // End of moment loop | |
1712 | return; | |
d2bea14e | 1713 | |
1714 | } | |
1715 | //_____________________________________________________________________ | |
2b556440 | 1716 | void AliForwardFlowTaskQC::VertexBin::CumulantsTerminate(TList* inlist, TList* outlist) |
d2bea14e | 1717 | { |
1718 | // | |
d2bea14e | 1719 | // Finalizes the Q cumulant calculations |
1720 | // | |
1721 | // Parameters: | |
2b556440 | 1722 | // inlist: input sumlist |
1723 | // outlist: output result list | |
d2bea14e | 1724 | // |
87f694ab | 1725 | |
2b556440 | 1726 | // Re-find cumulants hist if Terminate is called separately |
87f694ab AH |
1727 | if (!fCumuHists.IsConnected()) { |
1728 | TList* list = (TList*)inlist->FindObject(Form("%svertex_%d_%d%s", fType.Data(), fVzMin, fVzMax, GetQCType(fFlags))); | |
1729 | fCumuHists.ConnectList(Form("%sCumu_%d_%d%s", fType.Data(), fVzMin, fVzMax, GetQCType(fFlags)), list); | |
1730 | ||
1731 | if (!fCumuNUARef) | |
1732 | fCumuNUARef = (TH3D*)list->FindObject(Form("%s_vertex_%d_%d%s_cumuNUARef", fType.Data(), fVzMin, fVzMax, GetQCType(fFlags))); | |
1733 | if (!fCumuNUADiff) | |
1734 | fCumuNUADiff = (TH3D*)list->FindObject(Form("%s_vertex_%d_%d%s_cumuNUADiff", fType.Data(), fVzMin, fVzMax, GetQCType(fFlags))); | |
2b556440 | 1735 | } |
87f694ab AH |
1736 | // Clone to avoid normalization problems when redoing terminate locally |
1737 | fCumuNUARef = (TH3D*)fCumuNUARef->Clone(Form("%s_vertex_%d_%d%s_cumuNUARefNorm", fType.Data(), fVzMin, fVzMax, GetQCType(fFlags))); | |
1738 | fCumuNUADiff = (TH3D*)fCumuNUADiff->Clone(Form("%s_vertex_%d_%d%s_cumuNUADiffNorm", fType.Data(), fVzMin, fVzMax, GetQCType(fFlags))); | |
1739 | ||
1740 | // Diagnostics histograms | |
1741 | TH2I* quality = (TH2I*)outlist->FindObject(Form("hQCQuality%s%s", fType.Data(), GetQCType(fFlags))); | |
1742 | if (!quality) { | |
1743 | quality = MakeQualityHist(Form("hQCQuality%s%s", fType.Data(), GetQCType(fFlags))); | |
1744 | outlist->Add(quality); | |
1745 | } | |
1746 | TH1D* cent = (TH1D*)outlist->FindObject(Form("%s%s_cent", fType.Data(), GetQCType(fFlags))); | |
1747 | if (!cent) { | |
1748 | cent = new TH1D(Form("%s%s_cent", fType.Data(), GetQCType(fFlags)), | |
1749 | Form("%s%s_cent", fType.Data(), GetQCType(fFlags)), | |
1750 | fCumuNUARef->GetNbinsY(), fCumuNUARef->GetYaxis()->GetXmin(), fCumuNUARef->GetYaxis()->GetXmax()); | |
1751 | cent->GetXaxis()->Set(fCumuNUARef->GetNbinsY(), fCumuNUARef->GetYaxis()->GetXbins()->GetArray()); | |
1752 | outlist->Add(cent); | |
1753 | } | |
1754 | TH2D* dNdetaRef = (TH2D*)outlist->FindObject(Form("%s%s_dNdetaRef", fType.Data(), GetQCType(fFlags))); | |
1755 | if (!dNdetaRef) { | |
1756 | dNdetaRef = new TH2D(Form("%s%s_dNdetaRef", fType.Data(), GetQCType(fFlags)), | |
1757 | Form("%s%s_dNdetaRef", fType.Data(), GetQCType(fFlags)), | |
1758 | fCumuNUARef->GetNbinsX(), fCumuNUARef->GetXaxis()->GetXmin(), fCumuNUARef->GetXaxis()->GetXmax(), | |
1759 | fCumuNUARef->GetNbinsY(), fCumuNUARef->GetYaxis()->GetXmin(), fCumuNUARef->GetYaxis()->GetXmax()); | |
1760 | dNdetaRef->GetYaxis()->Set(fCumuNUARef->GetNbinsY(), fCumuNUARef->GetYaxis()->GetXbins()->GetArray()); | |
1761 | dNdetaRef->Sumw2(); | |
1762 | outlist->Add(dNdetaRef); | |
1763 | } | |
1764 | TH2D* dNdetaDiff = (TH2D*)outlist->FindObject(Form("%s%s_dNdetaDiff", fType.Data(), GetQCType(fFlags))); | |
1765 | if (!dNdetaDiff) { | |
1766 | dNdetaDiff = new TH2D(Form("%s%s_dNdetaDiff", fType.Data(), GetQCType(fFlags)), | |
1767 | Form("%s%s_dNdetaDiff", fType.Data(), GetQCType(fFlags)), | |
1768 | fCumuNUADiff->GetNbinsX(), fCumuNUADiff->GetXaxis()->GetXmin(), fCumuNUADiff->GetXaxis()->GetXmax(), | |
1769 | fCumuNUADiff->GetNbinsY(), fCumuNUADiff->GetYaxis()->GetXmin(), fCumuNUADiff->GetYaxis()->GetXmax()); | |
1770 | dNdetaDiff->GetYaxis()->Set(fCumuNUADiff->GetNbinsY(), fCumuNUADiff->GetYaxis()->GetXbins()->GetArray()); | |
1771 | dNdetaDiff->Sumw2(); | |
1772 | outlist->Add(dNdetaDiff); | |
1773 | } | |
1774 | ||
1775 | // Setting up outputs | |
1776 | // Create output lists and diagnostics | |
d420e249 | 1777 | TList* vtxList = (TList*)outlist->FindObject("vtxList"); |
1778 | if (!vtxList) { | |
1779 | vtxList = new TList(); | |
1780 | vtxList->SetName("vtxList"); | |
1781 | outlist->Add(vtxList); | |
1782 | } | |
87f694ab AH |
1783 | vtxList->Add(fCumuNUARef); |
1784 | vtxList->Add(fCumuNUADiff); | |
1785 | ||
1786 | // Setup output profiles | |
1787 | CumuHistos cumu2(fMaxMoment, ((fFlags & kNUAcorr) ? 2 : 0)); | |
1788 | CumuHistos cumu4(fMaxMoment, ((fFlags & kNUAcorr) ? 1 : 0)); | |
1789 | ||
1790 | cumu2.ConnectList(Form("%sQC2_Cumu%s_vtx_%d_%d", fType.Data(), GetQCType(fFlags), fVzMin, fVzMax), vtxList); | |
1791 | if ((fFlags & kStdQC)) | |
1792 | cumu4.ConnectList(Form("%sQC4_Cumu%s_vtx_%d_%d", fType.Data(), GetQCType(fFlags), fVzMin, fVzMax), vtxList); | |
1793 | ||
1794 | for (Int_t n = 2; n <= fMaxMoment; n++) { | |
1795 | // 2-particle | |
1796 | cumu2.Add(MakeOutputHist(2, n, "Ref", CumuHistos::kNoNUA)); | |
1797 | if ((fFlags & k3Cor)){ | |
1798 | cumu2.Add(MakeOutputHist(2, n, "DiffA", CumuHistos::kNoNUA)); | |
1799 | cumu2.Add(MakeOutputHist(2, n, "DiffB", CumuHistos::kNoNUA)); | |
1800 | } else { | |
1801 | cumu2.Add(MakeOutputHist(2, n, "Diff", CumuHistos::kNoNUA)); | |
1802 | } | |
1803 | // 4-particle | |
1804 | if ((fFlags & kStdQC)) { | |
1805 | cumu4.Add(MakeOutputHist(4, n, "Ref", CumuHistos::kNoNUA)); | |
1806 | cumu4.Add(MakeOutputHist(4, n, "Diff", CumuHistos::kNoNUA)); | |
1807 | } | |
1808 | } // End of v_n result loop | |
1809 | // NUA corrected | |
1810 | if ((fFlags & kNUAcorr)) { | |
1811 | for (Int_t n = 2; n <= fMaxMoment; n++) { | |
1812 | // 2-particle | |
1813 | cumu2.Add(MakeOutputHist(2, n, "Ref", CumuHistos::kNUAOld)); | |
1814 | if ((fFlags & k3Cor)) { | |
1815 | cumu2.Add(MakeOutputHist(2, n, "DiffA", CumuHistos::kNUAOld)); | |
1816 | cumu2.Add(MakeOutputHist(2, n, "DiffB", CumuHistos::kNUAOld)); | |
1817 | } else { | |
1818 | cumu2.Add(MakeOutputHist(2, n, "Diff", CumuHistos::kNUAOld)); | |
1819 | } | |
1820 | // 4-particle | |
1821 | if ((fFlags & kStdQC)) { | |
1822 | cumu4.Add(MakeOutputHist(4, n, "Ref", CumuHistos::kNUAOld)); | |
1823 | cumu4.Add(MakeOutputHist(4, n, "Diff", CumuHistos::kNUAOld)); | |
1824 | } | |
1825 | } | |
1826 | for (Int_t n = 2; n <= fMaxMoment; n++) { | |
1827 | // 2-particle | |
1828 | cumu2.Add(MakeOutputHist(2, n, "Ref", CumuHistos::kNUA)); | |
1829 | if ((fFlags & k3Cor)) { | |
1830 | cumu2.Add(MakeOutputHist(2, n, "DiffA", CumuHistos::kNUA)); | |
1831 | cumu2.Add(MakeOutputHist(2, n, "DiffB", CumuHistos::kNUA)); | |
1832 | } else { | |
1833 | cumu2.Add(MakeOutputHist(2, n, "Diff", CumuHistos::kNUA)); | |
1834 | } | |
1835 | } | |
1836 | } | |
1837 | ||
1838 | // Calculating the cumulants | |
1839 | if ((fFlags & k3Cor)) { | |
1840 | Calculate3CorFlow(cumu2, quality, cent, dNdetaRef, dNdetaDiff); | |
1841 | } else { | |
1842 | CalculateReferenceFlow(cumu2, cumu4, quality, cent, dNdetaRef); | |
1843 | CalculateDifferentialFlow(cumu2, cumu4, quality, dNdetaDiff); | |
1844 | } | |
1845 | if ((fFlags & kNUAcorr)) { | |
1846 | SolveCoupledFlowEquations(cumu2, 'r'); | |
1847 | if ((fFlags & k3Cor)) { | |
1848 | SolveCoupledFlowEquations(cumu2, 'a'); | |
1849 | SolveCoupledFlowEquations(cumu2, 'b'); | |
1850 | } else { | |
1851 | SolveCoupledFlowEquations(cumu2, 'd'); | |
1852 | } | |
1853 | } | |
1854 | ||
1855 | // Add to output for immediate viewing - individual vtx bins are used for final results | |
1856 | AddVertexBins(cumu2, outlist, ((fFlags & kNUAcorr) ? 2 : 0)); | |
1857 | if ((fFlags & kStdQC)) AddVertexBins(cumu4, outlist, ((fFlags & kNUAcorr) ? 1 : 0)); | |
1858 | ||
1859 | // Setup NUA diagnoastics histograms | |
008eda2b | 1860 | TList* nualist = (TList*)outlist->FindObject("NUATerms"); |
1861 | if (!nualist) { | |
1862 | nualist = new TList(); | |
1863 | nualist->SetName("NUATerms"); | |
1864 | outlist->Add(nualist); | |
d420e249 | 1865 | } |
87f694ab AH |
1866 | // Reference |
1867 | TH2D* nuaRef = (TH2D*)nualist->FindObject(Form("%sReferenceNUA%s", fType.Data(), GetQCType(fFlags))); | |
1868 | TH2D* temp = 0; | |
1869 | if (!nuaRef) { | |
1870 | nuaRef = (TH2D*)fCumuNUARef->Project3D("yz"); | |
1871 | nuaRef->Scale(1./fCumuNUARef->GetNbinsX()); | |
1872 | nuaRef->SetName(Form("%sReferenceNUA%s", fType.Data(), GetQCType(fFlags))); | |
1873 | nuaRef->SetTitle(Form("%sReferenceNUA%s", fType.Data(), GetQCType(fFlags))); | |
1874 | nualist->Add(nuaRef); | |
1875 | } else { | |
1876 | temp = (TH2D*)fCumuNUARef->Project3D("yz"); | |
1877 | temp->Scale(1./fCumuNUARef->GetNbinsX()); | |
1878 | nuaRef->Add(temp); | |
1879 | delete temp; | |
2b556440 | 1880 | } |
87f694ab AH |
1881 | // Filling in underflow to make scaling possible in Terminate() |
1882 | nuaRef->Fill(0., -1., 1.); | |
1883 | // Differential | |
1884 | TH2D* nuaDiff = (TH2D*)nualist->FindObject(Form("%sDifferentialNUA%s", fType.Data(), GetQCType(fFlags))); | |
1885 | if (!nuaDiff) { | |
1886 | nuaDiff = (TH2D*)fCumuNUADiff->Project3D("yz"); | |
1887 | nuaDiff->SetName(Form("%sDifferentialNUA%s", fType.Data(), GetQCType(fFlags))); | |
1888 | nuaDiff->SetTitle(Form("%sDifferentialNUA%s", fType.Data(), GetQCType(fFlags))); | |
1889 | nualist->Add(nuaDiff); | |
1890 | } else { | |
1891 | temp = (TH2D*)fCumuNUADiff->Project3D("yz"); | |
1892 | nuaDiff->Add(temp); | |
1893 | delete temp; | |
2b556440 | 1894 | } |
87f694ab AH |
1895 | // Filling in underflow to make scaling possible in Terminate() |
1896 | nuaDiff->Fill(0., -1., 1.); | |
1897 | ||
1898 | return; | |
1899 | } | |
1900 | //_____________________________________________________________________ | |
1901 | void AliForwardFlowTaskQC::VertexBin::CalculateReferenceFlow(CumuHistos& cumu2h, CumuHistos& cumu4h, TH2I* quality, | |
1902 | TH1D* chist, TH2D* dNdetaRef) const | |
1903 | { | |
1904 | // | |
1905 | // Calculates the reference flow | |
1906 | // | |
1907 | // Parameters: | |
1908 | // cumu2h: CumuHistos object with QC{2} cumulants | |
1909 | // cumu4h: CumuHistos object with QC{4} cumulants | |
1910 | // quality: Histogram for success rate of cumulants | |
1911 | // chist: Centrality histogram | |
1912 | // dNdetaRef: dN/deta histogram for estimating multiplicity used for ref calculations | |
1913 | // | |
1914 | ||
1915 | // Normalizing common NUA hists | |
1916 | for (Int_t cBin = 1; cBin <= fCumuNUARef->GetNbinsY(); cBin++) { | |
1917 | Double_t cent = fCumuNUARef->GetYaxis()->GetBinCenter(cBin); | |
1918 | for (Int_t eBin = 1; eBin <= fCumuNUARef->GetNbinsX(); eBin++) { | |
1919 | Double_t eta = fCumuNUARef->GetXaxis()->GetBinCenter(eBin); | |
1920 | Double_t mult = fCumuNUARef->GetBinContent(eBin, cBin, 0); | |
1921 | if (mult == 0) continue; | |
1922 | for (Int_t qBin = 1; qBin <= fCumuNUARef->GetNbinsZ(); qBin++) { | |
1923 | fCumuNUARef->SetBinContent(eBin, cBin, qBin, fCumuNUARef->GetBinContent(eBin, cBin, qBin)/mult); | |
1924 | fCumuNUARef->SetBinError(eBin, cBin, qBin, fCumuNUARef->GetBinError(eBin, cBin, qBin)/mult); | |
1925 | } | |
1926 | // Fill dN/deta diagnostics | |
1927 | dNdetaRef->Fill(eta, cent, mult); | |
1928 | } | |
008eda2b | 1929 | } |
87f694ab | 1930 | |
58f5fae2 | 1931 | // For flow calculations |
87f694ab AH |
1932 | TH3D* cumuRef = 0; |
1933 | TH2D* cumu2 = 0; | |
1934 | TH2D* cumu2NUAold = 0; | |
87f694ab AH |
1935 | TH2D* cumu4 = 0; |
1936 | TH2D* cumu4NUA = 0; | |
1937 | Int_t qualityFactor = ((fFlags & kStdQC) ? 8 : 4); // used for correctly filling in quality hists | |
1938 | // Loop over cumulant histogram for final calculations | |
1939 | for (Int_t n = 2; n <= fMaxMoment; n++) { // Moment loop begins | |
1940 | cumu2 = (TH2D*)cumu2h.Get('r', n, CumuHistos::kNoNUA); | |
1941 | if ((fFlags & kNUAcorr)) { | |
1942 | cumu2NUAold = (TH2D*)cumu2h.Get('r', n, CumuHistos::kNUAOld); | |
87f694ab AH |
1943 | } |
1944 | if ((fFlags & kStdQC)) { | |
1945 | cumu4 = (TH2D*)cumu4h.Get('r', n, CumuHistos::kNoNUA); | |
1946 | if ((fFlags & kNUAcorr)) cumu4NUA = (TH2D*)cumu4h.Get('r', n, CumuHistos::kNUAOld); | |
1947 | } | |
1948 | cumuRef = (TH3D*)fCumuHists.Get('r', n); | |
1949 | // Begin loops | |
1950 | for (Int_t cBin = 1; cBin <= cumuRef->GetNbinsY(); cBin++) { // Centrality loop begins | |
1951 | Double_t cent = cumuRef->GetYaxis()->GetBinCenter(cBin); | |
1952 | if (n == 2) chist->Fill(cent, cumuRef->GetBinContent(0, cBin, 0)); | |
1953 | if (fDebug > 0) AliInfo(Form("%s - v_%d: centrality %3.1f:..", fType.Data(), n, cent)); | |
1954 | for (Int_t etaBin = 1; etaBin <= cumuRef->GetNbinsX(); etaBin++) { // Eta loop begins | |
1955 | Double_t eta = cumuRef->GetXaxis()->GetBinCenter(etaBin); | |
02738f97 | 1956 | Double_t refEta = eta; |
1957 | Int_t refEtaBinA = fCumuNUARef->GetXaxis()->FindBin(refEta); | |
1958 | if ((fFlags & kEtaGap)) refEta = -eta; | |
1959 | Int_t refEtaBinB = fCumuNUARef->GetXaxis()->FindBin(refEta); | |
87f694ab AH |
1960 | // 2-particle reference flow |
1961 | Double_t w2Two = cumuRef->GetBinContent(refEtaBinA, cBin, kW2Two); | |
1962 | Double_t w2 = cumuRef->GetBinContent(refEtaBinA, cBin, kW2); | |
1963 | if (w2 == 0) continue; | |
1964 | Double_t cosP1nPhiA = fCumuNUARef->GetBinContent(refEtaBinA, cBin, GetBinNumberCos(n)); | |
1965 | Double_t sinP1nPhiA = fCumuNUARef->GetBinContent(refEtaBinA, cBin, GetBinNumberSin(n)); | |
1966 | Double_t cosP1nPhiB = fCumuNUARef->GetBinContent(refEtaBinB, cBin, GetBinNumberCos(n)); | |
1967 | Double_t sinP1nPhiB = fCumuNUARef->GetBinContent(refEtaBinB, cBin, GetBinNumberSin(n)); | |
1968 | Double_t cos2nPhiA = fCumuNUARef->GetBinContent(refEtaBinA, cBin, GetBinNumberCos(2*n)); | |
1969 | Double_t sin2nPhiA = fCumuNUARef->GetBinContent(refEtaBinA, cBin, GetBinNumberSin(2*n)); | |
1970 | Double_t cos2nPhiB = fCumuNUARef->GetBinContent(refEtaBinB, cBin, GetBinNumberCos(2*n)); | |
1971 | Double_t sin2nPhiB = fCumuNUARef->GetBinContent(refEtaBinB, cBin, GetBinNumberSin(2*n)); | |
1972 | Double_t two = w2Two / w2; | |
1973 | Double_t qc2 = two; | |
1974 | if (qc2 >= 0) cumu2->Fill(eta, cent, TMath::Sqrt(qc2)); | |
1975 | ||
1976 | if ((fFlags & kNUAcorr)) { | |
1977 | // Old NUA | |
1978 | // With no eta gap the last two terms are <<cos(phi)>>^2 and <<sin(phi)>>^2, | |
1979 | // with eta gap the different coverage is taken into account. | |
1980 | // The next line covers both cases. | |
1981 | qc2 -= cosP1nPhiA*cosP1nPhiB + sinP1nPhiA*sinP1nPhiB; | |
1982 | // Extra NUA term from 2n cosines and sines | |
1983 | Double_t den = 1-(cos2nPhiA*cos2nPhiB + sin2nPhiA*sin2nPhiB); | |
1984 | if (den != 0) qc2 /= den; | |
1985 | else qc2 = 0; | |
1986 | } | |
1987 | if (qc2 <= 0) { | |
1988 | if (fDebug > 0) | |
1989 | AliInfo(Form("%s: QC_%d{2} = %1.3f for eta = %1.2f and centrality %3.1f - skipping", | |
1990 | fType.Data(), n, qc2, eta, cent)); | |
1991 | quality->Fill((n-2)*qualityFactor+2, Int_t(cent)); | |
1992 | continue; | |
1993 | } | |
1994 | Double_t vnTwo = TMath::Sqrt(qc2); | |
1995 | if (!TMath::IsNaN(vnTwo)) { | |
1996 | quality->Fill((n-2)*qualityFactor+1, Int_t(cent)); | |
1997 | if ((fFlags & kNUAcorr)) cumu2NUAold->Fill(eta, cent, vnTwo); | |
1998 | } | |
2b556440 | 1999 | |
87f694ab AH |
2000 | if (!(fFlags & kStdQC)) continue; |
2001 | // 4-particle reference flow | |
2002 | Double_t w4Four = cumuRef->GetBinContent(refEtaBinA, cBin, kW4Four); | |
2003 | Double_t w4 = cumuRef->GetBinContent(refEtaBinA, cBin, kW4); | |
2004 | Double_t multm1m2 = cumuRef->GetBinContent(refEtaBinA, cBin, k3pWeight); | |
2005 | if (w4 == 0 || multm1m2 == 0) continue; | |
2006 | Double_t cosP1nPhi1P1nPhi2 = cumuRef->GetBinContent(refEtaBinA, cBin, kCosphi1phi2); | |
2007 | Double_t sinP1nPhi1P1nPhi2 = cumuRef->GetBinContent(refEtaBinA, cBin, kSinphi1phi2); | |
2008 | Double_t cosP1nPhi1M1nPhi2M1nPhi3 = cumuRef->GetBinContent(refEtaBinA, cBin, kCosphi1phi2phi3m); | |
2009 | Double_t sinP1nPhi1M1nPhi2M1nPhi3 = cumuRef->GetBinContent(refEtaBinA, cBin, kSinphi1phi2phi3m); | |
2010 | ||
2011 | cosP1nPhi1P1nPhi2 /= w2; | |
2012 | sinP1nPhi1P1nPhi2 /= w2; | |
2013 | cosP1nPhi1M1nPhi2M1nPhi3 /= multm1m2; | |
2014 | sinP1nPhi1M1nPhi2M1nPhi3 /= multm1m2; | |
2015 | Double_t four = w4Four / w4; | |
2016 | Double_t qc4 = four-2.*TMath::Power(two,2.); | |
2017 | if (qc4 < 0) cumu4->Fill(eta, cent, TMath::Power(-qc4, 0.25)); | |
2018 | ||
2019 | if ((fFlags & kNUAcorr)) { | |
2020 | qc4 += - 4.*cosP1nPhiA*cosP1nPhi1M1nPhi2M1nPhi3 | |
2021 | + 4.*sinP1nPhiA*sinP1nPhi1M1nPhi2M1nPhi3-TMath::Power(cosP1nPhi1P1nPhi2,2.)-TMath::Power(sinP1nPhi1P1nPhi2,2.) | |
2022 | + 4.*cosP1nPhi1P1nPhi2*(TMath::Power(cosP1nPhiA,2.)-TMath::Power(sinP1nPhiA,2.)) | |
2023 | + 8.*sinP1nPhi1P1nPhi2*sinP1nPhiA*cosP1nPhiA | |
2024 | + 8.*two*(TMath::Power(cosP1nPhiA,2.)+TMath::Power(sinP1nPhiA,2.)) | |
2025 | - 6.*TMath::Power((TMath::Power(cosP1nPhiA,2.)+TMath::Power(sinP1nPhiA,2.)),2.); | |
2026 | } | |
2027 | if (qc4 >= 0) { | |
2028 | if (fDebug > 0) | |
2029 | AliInfo(Form("%s: QC_%d{4} = %1.3f for eta = %1.2f and centrality %3.1f - skipping", | |
2030 | fType.Data(), n, qc2, eta, cent)); | |
2031 | quality->Fill((n-2)*qualityFactor+6, Int_t(cent)); | |
2032 | continue; | |
2033 | } | |
2034 | Double_t vnFour = TMath::Power(-qc4, 0.25); | |
2035 | if (!TMath::IsNaN(vnFour*multm1m2)) { | |
2036 | quality->Fill((n-2)*qualityFactor+5, Int_t(cent)); | |
2037 | if ((fFlags & kNUAcorr)) cumu4NUA->Fill(eta, cent, vnFour); | |
2038 | } | |
2039 | } // End of eta | |
2040 | } // End of cent | |
2041 | } // End of moment | |
d420e249 | 2042 | |
87f694ab AH |
2043 | return; |
2044 | } | |
2045 | //_____________________________________________________________________ | |
2046 | void AliForwardFlowTaskQC::VertexBin::CalculateDifferentialFlow(CumuHistos& cumu2h, CumuHistos& cumu4h, | |
2047 | TH2I* quality, TH2D* dNdetaDiff) const | |
2048 | { | |
2049 | // | |
2050 | // Calculates the differential flow | |
2051 | // | |
2052 | // Parameters: | |
2053 | // cumu2h: CumuHistos object with QC{2} cumulants | |
2054 | // cumu4h: CumuHistos object with QC{4} cumulants | |
2055 | // quality: Histogram for success rate of cumulants | |
2056 | // dNdetaDiff: dN/deta histogram for estimating multiplicity used for diff calculations | |
2057 | // | |
2058 | ||
2059 | for (Int_t cBin = 1; cBin <= fCumuNUADiff->GetNbinsY(); cBin++) { | |
2060 | Double_t cent = fCumuNUADiff->GetYaxis()->GetBinCenter(cBin); | |
2061 | for (Int_t eBin = 1; eBin <= fCumuNUADiff->GetNbinsX(); eBin++) { | |
2062 | Double_t eta = fCumuNUADiff->GetXaxis()->GetBinCenter(eBin); | |
2063 | Double_t mult = fCumuNUADiff->GetBinContent(eBin, cBin, 0); | |
2064 | if (mult == 0) continue; | |
2065 | for (Int_t qBin = 1; qBin <= fCumuNUADiff->GetNbinsZ(); qBin++) { | |
2066 | fCumuNUADiff->SetBinContent(eBin, cBin, qBin, fCumuNUADiff->GetBinContent(eBin, cBin, qBin)/mult); | |
2067 | fCumuNUADiff->SetBinError(eBin, cBin, qBin, fCumuNUADiff->GetBinError(eBin, cBin, qBin)/mult); | |
008eda2b | 2068 | } |
87f694ab AH |
2069 | dNdetaDiff->Fill(eta, cent, mult); |
2070 | } | |
2071 | } | |
2b556440 | 2072 | |
87f694ab AH |
2073 | // For flow calculations |
2074 | TH3D* cumuRef = 0; | |
2075 | TH3D* cumuDiff = 0; | |
2076 | TH2D* cumu2 = 0; | |
2077 | TH2D* cumu2NUAold = 0; | |
87f694ab AH |
2078 | TH2D* cumu4 = 0; |
2079 | TH2D* cumu4NUA = 0; | |
2080 | Int_t qualityFactor = ((fFlags & kStdQC) ? 8 : 4); // used for correctly filling in quality hists | |
2081 | // Loop over cumulant histogram for final calculations | |
2082 | for (Int_t n = 2; n <= fMaxMoment; n++) { // Moment loop begins | |
2083 | cumu2 = (TH2D*)cumu2h.Get('d', n, CumuHistos::kNoNUA); | |
2084 | if ((fFlags & kNUAcorr)) { | |
2085 | cumu2NUAold = (TH2D*)cumu2h.Get('d', n, CumuHistos::kNUAOld); | |
87f694ab | 2086 | } |
fdd86891 | 2087 | if ((fFlags & kStdQC)) { |
87f694ab AH |
2088 | cumu4 = (TH2D*)cumu4h.Get('d',n); |
2089 | if ((fFlags & kNUAcorr)) cumu4NUA = (TH2D*)cumu4h.Get('d', n, CumuHistos::kNUAOld); | |
2090 | } | |
2091 | cumuRef = (TH3D*)fCumuHists.Get('r',n); | |
2092 | cumuDiff = (TH3D*)fCumuHists.Get('d',n); | |
2093 | for (Int_t cBin = 1; cBin <= cumuDiff->GetNbinsY(); cBin++) { // Centrality loop begins | |
2094 | Double_t cent = cumuDiff->GetYaxis()->GetBinCenter(cBin); | |
2095 | if (fDebug > 0) AliInfo(Form("%s - v_%d: centrality %3.1f:..", fType.Data(), n, cent)); | |
2096 | for (Int_t etaBin = 1; etaBin <= cumuDiff->GetNbinsX(); etaBin++) { // Eta loop begins | |
2097 | Double_t eta = cumuDiff->GetXaxis()->GetBinCenter(etaBin); | |
02738f97 | 2098 | Double_t refEta = eta; |
2099 | Int_t refEtaBinA = fCumuNUARef->GetXaxis()->FindBin(refEta); | |
2100 | if ((fFlags & kEtaGap)) refEta = -eta; | |
2101 | Int_t refEtaBinB = fCumuNUARef->GetXaxis()->FindBin(refEta); | |
87f694ab AH |
2102 | |
2103 | // Reference objects | |
2104 | Double_t w2 = cumuRef->GetBinContent(refEtaBinA, cBin, kW2); | |
2105 | if (w2 == 0) continue; | |
2106 | Double_t two = cumuRef->GetBinContent(refEtaBinA, cBin, kW2Two); | |
2107 | two /= w2; | |
2108 | Double_t cosP1nPhiA = fCumuNUARef->GetBinContent(refEtaBinA, cBin, GetBinNumberCos(n)); | |
2109 | Double_t sinP1nPhiA = fCumuNUARef->GetBinContent(refEtaBinA, cBin, GetBinNumberSin(n)); | |
2110 | Double_t cosP1nPhiB = fCumuNUARef->GetBinContent(refEtaBinB, cBin, GetBinNumberCos(n)); | |
2111 | Double_t sinP1nPhiB = fCumuNUARef->GetBinContent(refEtaBinB, cBin, GetBinNumberSin(n)); | |
2112 | Double_t cos2nPhiB = fCumuNUARef->GetBinContent(refEtaBinB, cBin, GetBinNumberCos(2*n)); | |
2113 | Double_t sin2nPhiB = fCumuNUARef->GetBinContent(refEtaBinB, cBin, GetBinNumberSin(2*n)); | |
2114 | ||
2115 | // 2-particle differential flow | |
2116 | Double_t w2pTwoPrime = cumuDiff->GetBinContent(etaBin, cBin, kW2Two); | |
2117 | Double_t w2p = cumuDiff->GetBinContent(etaBin, cBin, kW2); | |
2118 | if (w2p == 0) continue; | |
2119 | Double_t cosP1nPsi = fCumuNUADiff->GetBinContent(etaBin, cBin, GetBinNumberCos(n)); | |
2120 | Double_t sinP1nPsi = fCumuNUADiff->GetBinContent(etaBin, cBin, GetBinNumberSin(n)); | |
2121 | Double_t cos2nPsi = fCumuNUADiff->GetBinContent(etaBin, cBin, GetBinNumberCos(2*n)); | |
2122 | Double_t sin2nPsi = fCumuNUADiff->GetBinContent(etaBin, cBin, GetBinNumberSin(2*n)); | |
2123 | Double_t twoPrime = w2pTwoPrime / w2p; | |
2124 | ||
2125 | Double_t qc2Prime = twoPrime; | |
2126 | cumu2->Fill(eta, cent, qc2Prime); | |
2127 | if ((fFlags & kNUAcorr)) { | |
2128 | // Old nua | |
2129 | qc2Prime -= cosP1nPsi*cosP1nPhiB + sinP1nPsi*sinP1nPhiB; | |
2130 | // Extra NUA term from 2n cosines and sines | |
2131 | qc2Prime /= (1.-(cos2nPsi*cos2nPhiB + sin2nPsi*sin2nPhiB)); | |
2132 | } | |
2133 | if (!TMath::IsNaN(qc2Prime)) { | |
2134 | quality->Fill((n-2)*qualityFactor+3, Int_t(cent)); | |
2135 | if ((fFlags & kNUAcorr)) cumu2NUAold->Fill(eta, cent, qc2Prime); | |
2136 | } | |
2137 | else | |
2138 | quality->Fill((n-2)*qualityFactor+4, Int_t(cent)); | |
2139 | if (fDebug > 1) | |
2140 | AliInfo(Form("%s: QC'_%d{2} = %1.3f for eta = %1.2f and centrality %3.1f", | |
2141 | fType.Data(), n, qc2Prime, eta, cent)); | |
2142 | ||
2143 | if (!(fFlags & kStdQC)) continue; | |
2144 | // Reference objects | |
2145 | Double_t cosP1nPhi1P1nPhi2 = cumuRef->GetBinContent(refEtaBinA, cBin, kCosphi1phi2); | |
2146 | Double_t sinP1nPhi1P1nPhi2 = cumuRef->GetBinContent(refEtaBinA, cBin, kSinphi1phi2); | |
2147 | Double_t cosP1nPhi1M1nPhi2M1nPhi3 = cumuRef->GetBinContent(refEtaBinA, cBin, kCosphi1phi2phi3m); | |
2148 | Double_t sinP1nPhi1M1nPhi2M1nPhi3 = cumuRef->GetBinContent(refEtaBinA, cBin, kSinphi1phi2phi3m); | |
2149 | Double_t multm1m2 = cumuRef->GetBinContent(refEtaBinA, cBin, k3pWeight); | |
2150 | cosP1nPhi1P1nPhi2 /= w2; | |
2151 | sinP1nPhi1P1nPhi2 /= w2; | |
2152 | cosP1nPhi1M1nPhi2M1nPhi3 /= multm1m2; | |
2153 | sinP1nPhi1M1nPhi2M1nPhi3 /= multm1m2; | |
2154 | ||
2155 | // 4-particle differential flow | |
2156 | Double_t w4pFourPrime = cumuDiff->GetBinContent(etaBin, cBin, kW4Four); | |
2157 | Double_t w4p = cumuDiff->GetBinContent(etaBin, cBin, kW4); | |
2158 | Double_t mpqMult = cumuDiff->GetBinContent(etaBin, cBin, k3pWeight); | |
2159 | if (w4p == 0 || mpqMult == 0) continue; | |
2160 | Double_t cosP1nPsi1P1nPhi2 = cumuDiff->GetBinContent(etaBin, cBin, kCosphi1phi2); | |
2161 | Double_t sinP1nPsi1P1nPhi2 = cumuDiff->GetBinContent(etaBin, cBin, kSinphi1phi2); | |
2162 | Double_t cosP1nPsi1M1nPhi2M1nPhi3 = cumuDiff->GetBinContent(etaBin, cBin, kCosphi1phi2phi3m); | |
2163 | Double_t sinP1nPsi1M1nPhi2M1nPhi3 = cumuDiff->GetBinContent(etaBin, cBin, kSinphi1phi2phi3m); | |
2164 | Double_t cosP1nPsi1P1nPhi2M1nPhi3 = cumuDiff->GetBinContent(etaBin, cBin, kCosphi1phi2phi3p); | |
2165 | Double_t sinP1nPsi1P1nPhi2M1nPhi3 = cumuDiff->GetBinContent(etaBin, cBin, kSinphi1phi2phi3p); | |
2166 | ||
2167 | cosP1nPsi1P1nPhi2 /= w2p; | |
2168 | sinP1nPsi1P1nPhi2 /= w2p; | |
2169 | cosP1nPsi1M1nPhi2M1nPhi3 /= mpqMult; | |
2170 | sinP1nPsi1M1nPhi2M1nPhi3 /= mpqMult; | |
2171 | cosP1nPsi1P1nPhi2M1nPhi3 /= mpqMult; | |
2172 | sinP1nPsi1P1nPhi2M1nPhi3 /= mpqMult; | |
2173 | ||
2174 | Double_t fourPrime = w4pFourPrime / w4p; | |
2175 | Double_t qc4Prime = fourPrime-2.*twoPrime*two; | |
fdd86891 | 2176 | if (cumu4) cumu4->Fill(eta, cent, qc4Prime); |
87f694ab AH |
2177 | |
2178 | if ((fFlags & kNUAcorr)) { | |
2179 | qc4Prime += - cosP1nPsi*cosP1nPhi1M1nPhi2M1nPhi3 | |
2180 | + sinP1nPsi*sinP1nPhi1M1nPhi2M1nPhi3 | |
2181 | - cosP1nPhiA*cosP1nPsi1M1nPhi2M1nPhi3 | |
2182 | + sinP1nPhiA*sinP1nPsi1M1nPhi2M1nPhi3 | |
2183 | - 2.*cosP1nPhiA*cosP1nPsi1P1nPhi2M1nPhi3 | |
2184 | - 2.*sinP1nPhiA*sinP1nPsi1P1nPhi2M1nPhi3 | |
2185 | - cosP1nPsi1P1nPhi2*cosP1nPhi1P1nPhi2 | |
2186 | - sinP1nPsi1P1nPhi2*sinP1nPhi1P1nPhi2 | |
2187 | + 2.*cosP1nPhi1P1nPhi2*(cosP1nPsi*cosP1nPhiA-sinP1nPsi*sinP1nPhiA) | |
2188 | + 2.*sinP1nPhi1P1nPhi2*(cosP1nPsi*sinP1nPhiA+sinP1nPsi*cosP1nPhiA) | |
2189 | + 4.*two*(cosP1nPsi*cosP1nPhiA+sinP1nPsi*sinP1nPhiA) | |
2190 | + 2.*cosP1nPsi1P1nPhi2*(TMath::Power(cosP1nPhiA,2.)-TMath::Power(sinP1nPhiA,2.)) | |
2191 | + 4.*sinP1nPsi1P1nPhi2*cosP1nPhiA*sinP1nPhiA | |
2192 | + 4.*twoPrime*(TMath::Power(cosP1nPhiA,2.)+TMath::Power(sinP1nPhiA,2.)) | |
2193 | - 6.*(TMath::Power(cosP1nPhiA,2.)-TMath::Power(sinP1nPhiA,2.)) | |
2194 | * (cosP1nPsi*cosP1nPhiA-sinP1nPsi*sinP1nPhiA) | |
2195 | - 12.*cosP1nPhiA*sinP1nPhiA | |
2196 | * (sinP1nPsi*cosP1nPhiA+cosP1nPsi*sinP1nPhiA); | |
2197 | } | |
2198 | // Double_t vnFourDiff = - qc4Prime / TMath::Power(-qc4, 0.75); | |
2199 | if (!TMath::IsNaN(qc4Prime*mpqMult)) { | |
2200 | quality->Fill((n-2)*qualityFactor+7, Int_t(cent)); | |
fdd86891 | 2201 | if (cumu4NUA) cumu4NUA->Fill(eta, cent, qc4Prime); |
87f694ab AH |
2202 | } |
2203 | else | |
2204 | quality->Fill((n-2)*qualityFactor+8, Int_t(cent)); | |
2205 | if (fDebug > 1) | |
2206 | AliInfo(Form("%s: v_%d{4} = %1.3f for eta = %1.2f and centrality %3.1f", | |
2207 | fType.Data(), n, qc4Prime, eta, cent)); | |
2208 | } // End of eta loop | |
2209 | } // End of centrality loop | |
2210 | } // End of moment | |
2211 | ||
2212 | return; | |
2213 | } | |
2214 | //_____________________________________________________________________ | |
2215 | void AliForwardFlowTaskQC::VertexBin::Calculate3CorFlow(CumuHistos& cumu2h, TH2I* quality, TH1D* chist, | |
2216 | TH2D* dNdetaRef, TH2D* dNdetaDiff) const | |
2217 | { | |
2218 | // | |
2219 | // Calculates the 3 sub flow | |
2220 | // | |
2221 | // Parameters: | |
2222 | // cumu2h: CumuHistos object with QC{2} cumulants | |
2223 | // quality: Histogram for success rate of cumulants | |
2224 | // chist: Centrality histogram | |
2225 | // dNdetaDiff: dN/deta histogram for estimating multiplicity used for diff calculations | |
2226 | // | |
2227 | ||
2228 | // For flow calculations | |
2229 | TH3D* cumuRef = 0; | |
2230 | TH3D* cumuDiff = 0; | |
2231 | TH2D* cumu2r = 0; | |
2232 | TH2D* cumu2rNUAold = 0; | |
87f694ab AH |
2233 | TH2D* cumu2a = 0; |
2234 | TH2D* cumu2aNUAold = 0; | |
87f694ab AH |
2235 | TH2D* cumu2b = 0; |
2236 | TH2D* cumu2bNUAold = 0; | |
87f694ab AH |
2237 | // Loop over cumulant histogram for final calculations |
2238 | for (Int_t n = 2; n <= fMaxMoment; n++) { // Moment loop begins | |
2239 | cumu2r = (TH2D*)cumu2h.Get('r', n, CumuHistos::kNoNUA); | |
2240 | cumu2a = (TH2D*)cumu2h.Get('a', n, CumuHistos::kNoNUA); | |
2241 | cumu2b = (TH2D*)cumu2h.Get('b', n, CumuHistos::kNoNUA); | |
2242 | if ((fFlags & kNUAcorr)) { | |
2243 | cumu2rNUAold = (TH2D*)cumu2h.Get('r', n, CumuHistos::kNUAOld); | |
87f694ab | 2244 | cumu2aNUAold = (TH2D*)cumu2h.Get('a', n, CumuHistos::kNUAOld); |
87f694ab | 2245 | cumu2bNUAold = (TH2D*)cumu2h.Get('b', n, CumuHistos::kNUAOld); |
87f694ab AH |
2246 | } |
2247 | cumuRef = (TH3D*)fCumuHists.Get('r',n); | |
2248 | cumuDiff = (TH3D*)fCumuHists.Get('d',n); | |
2249 | for (Int_t cBin = 1; cBin <= cumuRef->GetNbinsY(); cBin++) { // Centrality loop begins | |
2250 | Double_t cent = cumuRef->GetYaxis()->GetBinCenter(cBin); | |
2251 | if (n == 2) chist->Fill(cent, cumuRef->GetBinContent(0, cBin, 0)); | |
2252 | if (fDebug > 0) AliInfo(Form("%s - v_%d: centrality %3.1f:..", fType.Data(), n, cent)); | |
2253 | // Here it starts! | |
2254 | Int_t prevLim = 0; | |
2255 | Int_t aLow = 0, aHigh = 0, bLow = 0, bHigh = 0; | |
2256 | Double_t cosP1nPhiA = 0; | |
2257 | Double_t sinP1nPhiA = 0; | |
2258 | Double_t cos2nPhiA = 0; | |
2259 | Double_t sin2nPhiA = 0; | |
2260 | Double_t cosP1nPhiB = 0; | |
2261 | Double_t sinP1nPhiB = 0; | |
2262 | Double_t cos2nPhiB = 0; | |
2263 | Double_t sin2nPhiB = 0; | |
2264 | Double_t multA = 0; | |
2265 | Double_t multB = 0; | |
2266 | ||
2267 | for (Int_t etaBin = 1; etaBin <= cumuDiff->GetNbinsX(); etaBin++) { // Eta loop begins | |
2268 | Double_t eta = cumuDiff->GetXaxis()->GetBinCenter(etaBin); | |
2269 | // 2-particle reference flow | |
2270 | Double_t w2Two = cumuRef->GetBinContent(etaBin, cBin, kW2Two); | |
2271 | Double_t w2 = cumuRef->GetBinContent(etaBin, cBin, kW2); | |
2272 | if (w2 == 0) continue; | |
2273 | ||
2274 | // Update NUA for new range! | |
2275 | if (fEtaLims[prevLim] < eta) { | |
2276 | GetLimits(prevLim, aLow, aHigh, bLow, bHigh); | |
2277 | prevLim++; | |
2278 | cosP1nPhiA = 0; sinP1nPhiA = 0; cos2nPhiA = 0; sin2nPhiA = 0; multA = 0; | |
2279 | cosP1nPhiB = 0; sinP1nPhiB = 0; cos2nPhiB = 0; sin2nPhiB = 0; multB = 0; | |
2280 | for (Int_t a = aLow; a <= aHigh; a++) { | |
2281 | cosP1nPhiA += fCumuNUARef->GetBinContent(a, cBin, GetBinNumberCos(n)); | |
2282 | sinP1nPhiA += fCumuNUARef->GetBinContent(a, cBin, GetBinNumberSin(n)); | |
2283 | cos2nPhiA += fCumuNUARef->GetBinContent(a, cBin, GetBinNumberCos(2*n)); | |
2284 | sin2nPhiA += fCumuNUARef->GetBinContent(a, cBin, GetBinNumberSin(2*n)); | |
2285 | multA += fCumuNUARef->GetBinContent(a, cBin, 0); | |
2286 | } | |
2287 | for (Int_t b = bLow; b <= bHigh; b++) { | |
2288 | cosP1nPhiB += fCumuNUARef->GetBinContent(b, cBin, GetBinNumberCos(n)); | |
2289 | sinP1nPhiB += fCumuNUARef->GetBinContent(b, cBin, GetBinNumberSin(n)); | |
2290 | cos2nPhiB += fCumuNUARef->GetBinContent(b, cBin, GetBinNumberCos(2*n)); | |
2291 | sin2nPhiB += fCumuNUARef->GetBinContent(b, cBin, GetBinNumberSin(2*n)); | |
2292 | multB += fCumuNUARef->GetBinContent(b, cBin, 0); | |
2293 | } | |
1237bf7a | 2294 | if (multA == 0 || multB == 0) { |
2295 | AliWarning(Form("Empty NUA values for 3Cor! (%s)", cumuRef->GetName())); | |
2296 | continue; | |
2297 | } | |
87f694ab AH |
2298 | cosP1nPhiA /= multA; |
2299 | sinP1nPhiA /= multA; | |
2300 | cos2nPhiA /= multA; | |
2301 | sin2nPhiA /= multA; | |
2302 | cosP1nPhiB /= multB; | |
2303 | sinP1nPhiB /= multB; | |
2304 | cos2nPhiB /= multB; | |
2305 | sin2nPhiB /= multB; | |
2306 | ||
2307 | dNdetaRef->Fill(eta, cent, multA+multB); | |
2308 | } | |
2309 | Double_t two = w2Two / w2; | |
2310 | ||
2311 | Double_t qc2 = two; | |
2312 | if (qc2 >= 0) cumu2r->Fill(eta, cent, TMath::Sqrt(qc2)); | |
2313 | ||
2314 | if ((fFlags & kNUAcorr)) { | |
2315 | // Old nua | |
2316 | qc2 -= cosP1nPhiA*cosP1nPhiB + sinP1nPhiA*sinP1nPhiB; | |
2317 | // Extra NUA term from 2n cosines and sines | |
2318 | qc2 /= (1-(cos2nPhiA*cos2nPhiB + sin2nPhiA*sin2nPhiB)); | |
2319 | } | |
2320 | if (qc2 <= 0) { | |
2321 | if (fDebug > 0) | |
2322 | AliInfo(Form("%s: QC_%d{2} = %1.3f for eta = %1.2f and centrality %3.1f - skipping", | |
2323 | fType.Data(), n, qc2, eta, cent)); | |
2324 | quality->Fill((n-2)*4+2, Int_t(cent)); | |
2325 | continue; | |
2326 | } | |
2327 | Double_t vnTwo = TMath::Sqrt(qc2); | |
2328 | if (!TMath::IsNaN(vnTwo)) { | |
2329 | quality->Fill((n-2)*4+1, Int_t(cent)); | |
2330 | if ((fFlags & kNUAcorr)) cumu2rNUAold->Fill(eta, cent, vnTwo); | |
2331 | } | |
2332 | ||
2333 | // 2-particle differential flow | |
2334 | Double_t w2pTwoPrimeA = cumuDiff->GetBinContent(etaBin, cBin, kW2Two); | |
2335 | Double_t w2pA = cumuDiff->GetBinContent(etaBin, cBin, kW2); | |
2336 | Double_t w2pTwoPrimeB = cumuDiff->GetBinContent(etaBin, cBin, kW4Four); | |
2337 | Double_t w2pB = cumuDiff->GetBinContent(etaBin, cBin, kW4); | |
2338 | if (w2pA == 0 || w2pB == 0) continue; | |
2339 | Double_t cosP1nPsi = fCumuNUADiff->GetBinContent(etaBin, cBin, GetBinNumberCos(n)); | |
2340 | Double_t sinP1nPsi = fCumuNUADiff->GetBinContent(etaBin, cBin, GetBinNumberSin(n)); | |
2341 | Double_t cos2nPsi = fCumuNUADiff->GetBinContent(etaBin, cBin, GetBinNumberCos(2*n)); | |
2342 | Double_t sin2nPsi = fCumuNUADiff->GetBinContent(etaBin, cBin, GetBinNumberSin(2*n)); | |
2343 | Double_t mult = fCumuNUADiff->GetBinContent(etaBin, cBin, 0); | |
2344 | if (mult == 0) continue; | |
2345 | cosP1nPsi /= mult; | |
2346 | sinP1nPsi /= mult; | |
2347 | cos2nPsi /= mult; | |
2348 | sin2nPsi /= mult; | |
2349 | Double_t twoPrimeA = w2pTwoPrimeA / w2pA; | |
2350 | Double_t twoPrimeB = w2pTwoPrimeB / w2pB; | |
2351 | dNdetaDiff->Fill(eta, cent, mult); | |
2352 | ||
2353 | Double_t qc2PrimeA = twoPrimeA; | |
2354 | Double_t qc2PrimeB = twoPrimeB; | |
2355 | if (qc2PrimeA*qc2PrimeB >= 0) { | |
2356 | cumu2a->Fill(eta, cent, qc2PrimeA); | |
2357 | cumu2b->Fill(eta, cent, qc2PrimeB); | |
2358 | } | |
2359 | if ((fFlags & kNUAcorr)) { | |
2360 | // Old nua | |
2361 | qc2PrimeA -= cosP1nPsi*cosP1nPhiA + sinP1nPsi*sinP1nPhiA; | |
2362 | qc2PrimeB -= cosP1nPsi*cosP1nPhiB + sinP1nPsi*sinP1nPhiB; // Is this OK? | |
2363 | // Extra NUA term from 2n cosines and sines | |
1237bf7a | 2364 | if (cos2nPsi*cos2nPhiA + sin2nPsi*sin2nPhiA != 1.) qc2PrimeA /= (1.-(cos2nPsi*cos2nPhiA + sin2nPsi*sin2nPhiA)); |
2365 | if (cos2nPsi*cos2nPhiB + sin2nPsi*sin2nPhiB != 1.) qc2PrimeB /= (1.-(cos2nPsi*cos2nPhiB + sin2nPsi*sin2nPhiB)); | |
87f694ab AH |
2366 | } |
2367 | if (!TMath::IsNaN(qc2PrimeA) && !TMath::IsNaN(qc2PrimeB) && qc2 != 0) { | |
2368 | if (qc2PrimeA*qc2PrimeB >= 0) { | |
2369 | quality->Fill((n-2)*4+3, Int_t(cent)); | |
2370 | if ((fFlags & kNUAcorr)) cumu2aNUAold->Fill(eta, cent, qc2PrimeA); | |
2371 | if ((fFlags & kNUAcorr)) cumu2bNUAold->Fill(eta, cent, qc2PrimeB); | |
2372 | } | |
d420e249 | 2373 | } |
2374 | else | |
87f694ab AH |
2375 | quality->Fill((n-2)*4+4, Int_t(cent)); |
2376 | if (fDebug > 1) | |
2377 | AliInfo(Form("%s: QC'a_%d{2} = %1.3f, QC'b_%d{2} = %1.3f for eta = %1.2f and centrality %3.1f", | |
2378 | fType.Data(), n, qc2PrimeA, n, qc2PrimeB, eta, cent)); | |
2379 | } // End of eta loop | |
2380 | } // End of centrality loop | |
2381 | } // End of moment | |
d420e249 | 2382 | |
87f694ab AH |
2383 | return; |
2384 | } | |
2385 | //_____________________________________________________________________ | |
2386 | void AliForwardFlowTaskQC::VertexBin::SolveCoupledFlowEquations(CumuHistos& cumu, const Char_t type) const | |
2387 | { | |
2388 | // | |
2389 | // Function to solve the coupled flow equations | |
2390 | // We solve it by using matrix calculations: | |
2391 | // A*v_n = V => v_n = A^-1*V | |
2392 | // First we set up a TMatrixD container to make ROOT | |
2393 | // do the inversions in an efficient way, we multiply the current <<2>> estimates. | |
2394 | // Then we fill new TH2D's if the corrected <<2>>'s (cumuNUA object). | |
2395 | // | |
2396 | // Parameters: | |
2397 | // cumu: CumuHistos object - uncorrected | |
2398 | // type: Reference ('r') or differential ('d') or ('a' or 'b') for 3 correlator | |
2399 | // | |
2400 | ||
2401 | // We start by declaring Matrix and vector objects, as their constructors are quite heavy | |
2402 | TMatrixD mNUA(fMaxMoment-1, fMaxMoment-1); | |
2403 | TVectorD vQC2(fMaxMoment-1); | |
2404 | ||
2405 | for (Int_t cBin = 1; cBin <= cumu.Get(type, 2, CumuHistos::kNUAOld)->GetNbinsY(); cBin++) { // cent loop | |
2406 | Double_t cent = cumu.Get(type, 2, CumuHistos::kNUAOld)->GetYaxis()->GetBinCenter(cBin); | |
2407 | for (Int_t eBin = 1; eBin <= cumu.Get(type, 2, CumuHistos::kNUAOld)->GetNbinsX(); eBin++) { // eta loop | |
2408 | Double_t eta = cumu.Get(type, 2, CumuHistos::kNUAOld)->GetXaxis()->GetBinCenter(eBin); | |
2409 | mNUA.Zero(); // reset matrix | |
2410 | vQC2.Zero(); // reset vector | |
2411 | for (Int_t n = 0; n < fMaxMoment-1; n++) { // moment loop | |
2412 | vQC2(n) = static_cast<TH2D*>(cumu.Get(type, n+2, CumuHistos::kNUAOld))->GetBinContent(eBin, cBin); | |
2413 | if (type == 'r' || type == 'R') vQC2(n) *= vQC2(n); // going back to <<2>> | |
2414 | for (Int_t m = 0; m < fMaxMoment-1; m++) { // cross moment | |
2415 | mNUA(n,m) = CalculateNUAMatrixElement(n, m, type, eBin, cBin); | |
2416 | } // End of cross moment loop | |
2417 | } // End of moment loop | |
2418 | // Invert matrix | |
2419 | Double_t det = 0; | |
2420 | mNUA.Invert(&det); | |
2421 | // If determinant is non-zero we go with corrected results | |
2422 | if (det != 0 ) vQC2 = mNUA*vQC2; | |
2423 | else AliWarning(Form("Determinant == 0 - cent: %d-%d, eta: %f, type: '%c', data: %s, vtx: %d-%d%s", | |
2424 | Int_t(cumu.Get(type, 2, CumuHistos::kNUAOld)->GetYaxis()->GetBinLowEdge(cBin)), | |
2425 | Int_t(cumu.Get(type, 2, CumuHistos::kNUAOld)->GetYaxis()->GetBinUpEdge(cBin)), | |
2426 | cumu.Get(type, 2, CumuHistos::kNUAOld)->GetXaxis()->GetBinCenter(eBin), | |
2427 | type, fType.Data(), fVzMin, fVzMax, | |
fdd86891 | 2428 | GetQCType(fFlags, kTRUE))); |
87f694ab AH |
2429 | // Go back to v_n for ref. keep <<2'>> for diff. flow). |
2430 | for (Int_t n = 0; n < fMaxMoment-1; n++) { | |
2431 | Double_t vnTwo = 0; | |
2432 | if (type == 'r' || type == 'R') | |
2433 | vnTwo = (vQC2(n) > 0. ? TMath::Sqrt(vQC2(n)) : 0.); | |
2434 | else { | |
2435 | // is really more <<2'>> in this case | |
2436 | vnTwo = vQC2(n); | |
2437 | } | |
2438 | // Fill in corrected v_n | |
2439 | if (vnTwo != 0) static_cast<TH2D*>(cumu.Get(type, n+2, CumuHistos::kNUA))->Fill(eta, cent, vnTwo); | |
2440 | } // End of moment loop | |
2b556440 | 2441 | } // End of eta loop |
2b556440 | 2442 | } // End of centrality loop |
d226802c | 2443 | return; |
d2bea14e | 2444 | } |
d2bea14e | 2445 | //_____________________________________________________________________ |
87f694ab | 2446 | Double_t AliForwardFlowTaskQC::VertexBin::CalculateNUAMatrixElement(Int_t n, Int_t m, Char_t type, Int_t binA, Int_t cBin) const |
d420e249 | 2447 | { |
87f694ab AH |
2448 | // |
2449 | // Calculates the (n,m)-th element in the NUA matrix: 1 if n == m, otherwise: | |
2450 | // <<cos[(n-m)phi1]>>*<<cos[(n-m)phi2]>> + <<sin[(n-m)phi1]>>*<<sin[(n-m)phi2]>> | |
2451 | // NUA(n,m) = ----------------------------------------------------------------------------- | |
2452 | // 1 + <<cos[2nphi1]>>*<<cos[2nphi2]>> + <<sin[2nphi1]>>*<<sin[2nphi2]>> | |
d420e249 | 2453 | // |
87f694ab AH |
2454 | // <<cos[(n+m)phi1]>>*<<cos[(n+m)phi2]>> + <<sin[(n+m)phi1]>>*<<sin[(n+m)phi2]>> |
2455 | // + ----------------------------------------------------------------------------- | |
2456 | // 1 + <<cos[2nphi1]>>*<<cos[2nphi2]>> + <<sin[2nphi1]>>*<<sin[2nphi2]>> | |
d420e249 | 2457 | // |
87f694ab AH |
2458 | // Parameters: |
2459 | // n: row | |
2460 | // m: coumn | |
2461 | // type: Reference ('r') or differential ('d') or ('a' or 'b') | |
2462 | // binA: eta bin of phi1 | |
2463 | // cBin: centrality bin | |
2464 | // | |
2465 | // Return: NUA(n,m) | |
2466 | // | |
2467 | if (n == m) return 1.; | |
2468 | n += 2; | |
2469 | m += 2; | |
2470 | ||
2471 | Double_t cosnMmPhi1 = 0, cosnMmPhi2 = 0, sinnMmPhi1 = 0, sinnMmPhi2 = 0; | |
2472 | Double_t cosnPmPhi1 = 0, cosnPmPhi2 = 0, sinnPmPhi1 = 0, sinnPmPhi2 = 0; | |
2473 | Double_t cos2nPhi1 = 0, cos2nPhi2 = 0, sin2nPhi1 = 0, sin2nPhi2 = 0; | |
2474 | ||
2475 | // reference flow | |
2476 | if (type == 'r' || type == 'R') { | |
2477 | if ((fFlags & k3Cor)) { | |
2478 | Double_t eta = fCumuNUARef->GetXaxis()->GetBinCenter(binA); | |
2479 | Int_t i = 0; | |
2480 | while (fEtaLims[i] < eta) i++; | |
2481 | Int_t aLow = 0, aHigh = 0, bLow = 0, bHigh = 0; | |
2482 | GetLimits(i-1, aLow, aHigh, bLow, bHigh); | |
2483 | Double_t multA = 0, multB = 0; | |
2484 | for (Int_t a = aLow; a <= aHigh; a++) { | |
2485 | cosnMmPhi1 += fCumuNUARef->GetBinContent(a, cBin, GetBinNumberCos(n-m)); | |
2486 | sinnMmPhi1 += fCumuNUARef->GetBinContent(a, cBin, GetBinNumberSin(n-m)); | |
2487 | cosnPmPhi1 += fCumuNUARef->GetBinContent(a, cBin, GetBinNumberCos(n+m)); | |
2488 | sinnPmPhi1 += fCumuNUARef->GetBinContent(a, cBin, GetBinNumberSin(n+m)); | |
2489 | cos2nPhi1 += fCumuNUARef->GetBinContent(a, cBin, GetBinNumberCos(2*n)); | |
2490 | sin2nPhi1 += fCumuNUARef->GetBinContent(a, cBin, GetBinNumberSin(2*n)); | |
2491 | multA += fCumuNUARef->GetBinContent(a, cBin, 0); | |
2492 | } | |
2493 | for (Int_t b = bLow; b <= bHigh; b++) { | |
2494 | cosnMmPhi2 += fCumuNUARef->GetBinContent(b, cBin, GetBinNumberCos(n-m)); | |
2495 | sinnMmPhi2 += fCumuNUARef->GetBinContent(b, cBin, GetBinNumberSin(n-m)); | |
2496 | cosnPmPhi2 += fCumuNUARef->GetBinContent(b, cBin, GetBinNumberCos(n+m)); | |
2497 | sinnPmPhi2 += fCumuNUARef->GetBinContent(b, cBin, GetBinNumberSin(n+m)); | |
2498 | cos2nPhi2 += fCumuNUARef->GetBinContent(b, cBin, GetBinNumberCos(2*n)); | |
2499 | sin2nPhi2 += fCumuNUARef->GetBinContent(b, cBin, GetBinNumberSin(2*n)); | |
2500 | multB += fCumuNUARef->GetBinContent(b, cBin, 0); | |
2501 | } | |
2502 | if (multA == 0 || multB == 0) { | |
2503 | if (fDebug > 0) AliWarning("multA or multB == 0 in matrix elements, aborting NUA"); | |
2504 | return 0.; | |
2505 | } | |
2506 | cosnMmPhi1 /= multA; | |
2507 | sinnMmPhi1 /= multA; | |
2508 | cosnPmPhi1 /= multA; | |
2509 | sinnPmPhi1 /= multA; | |
2510 | cos2nPhi1 /= multA; | |
2511 | sin2nPhi1 /= multA; | |
2512 | cosnMmPhi2 /= multB; | |
2513 | sinnMmPhi2 /= multB; | |
2514 | cosnPmPhi2 /= multB; | |
2515 | sinnPmPhi2 /= multB; | |
2516 | cos2nPhi2 /= multB; | |
2517 | sin2nPhi2 /= multB; | |
2518 | } else { | |
2519 | Int_t binB = fCumuNUARef->GetXaxis()->FindBin(-fCumuNUARef->GetXaxis()->GetBinCenter(binA)); | |
2520 | cosnMmPhi1 = fCumuNUARef->GetBinContent(binA, cBin, GetBinNumberCos(n-m)); | |
2521 | sinnMmPhi1 = fCumuNUARef->GetBinContent(binA, cBin, GetBinNumberSin(n-m)); | |
2522 | cosnPmPhi1 = fCumuNUARef->GetBinContent(binA, cBin, GetBinNumberCos(n+m)); | |
2523 | sinnPmPhi1 = fCumuNUARef->GetBinContent(binA, cBin, GetBinNumberSin(n+m)); | |
2524 | cos2nPhi1 = fCumuNUARef->GetBinContent(binA, cBin, GetBinNumberCos(2*n)); | |
2525 | sin2nPhi1 = fCumuNUARef->GetBinContent(binA, cBin, GetBinNumberSin(2*n)); | |
2526 | cosnMmPhi2 = fCumuNUARef->GetBinContent(binB, cBin, GetBinNumberCos(n-m)); | |
2527 | sinnMmPhi2 = fCumuNUARef->GetBinContent(binB, cBin, GetBinNumberSin(n-m)); | |
2528 | cosnPmPhi2 = fCumuNUARef->GetBinContent(binB, cBin, GetBinNumberCos(n+m)); | |
2529 | sinnPmPhi2 = fCumuNUARef->GetBinContent(binB, cBin, GetBinNumberSin(n+m)); | |
2530 | cos2nPhi2 = fCumuNUARef->GetBinContent(binB, cBin, GetBinNumberCos(2*n)); | |
2531 | sin2nPhi2 = fCumuNUARef->GetBinContent(binB, cBin, GetBinNumberSin(2*n)); | |
2532 | } | |
2533 | } // differential flow | |
2534 | else if (type == 'd' || type == 'D') { | |
2535 | Int_t binB = fCumuNUARef->GetXaxis()->FindBin(-fCumuNUADiff->GetXaxis()->GetBinCenter(binA)); | |
2536 | cosnMmPhi1 = fCumuNUADiff->GetBinContent(binA, cBin, GetBinNumberCos(n-m)); | |
2537 | sinnMmPhi1 = fCumuNUADiff->GetBinContent(binA, cBin, GetBinNumberSin(n-m)); | |
2538 | cosnPmPhi1 = fCumuNUADiff->GetBinContent(binA, cBin, GetBinNumberCos(n+m)); | |
2539 | sinnPmPhi1 = fCumuNUADiff->GetBinContent(binA, cBin, GetBinNumberSin(n+m)); | |
2540 | cos2nPhi1 = fCumuNUADiff->GetBinContent(binA, cBin, GetBinNumberCos(2*n)); | |
2541 | sin2nPhi1 = fCumuNUADiff->GetBinContent(binA, cBin, GetBinNumberSin(2*n)); | |
2542 | cosnMmPhi2 = fCumuNUARef->GetBinContent(binB, cBin, GetBinNumberCos(n-m)); | |
2543 | sinnMmPhi2 = fCumuNUARef->GetBinContent(binB, cBin, GetBinNumberSin(n-m)); | |
2544 | cosnPmPhi2 = fCumuNUARef->GetBinContent(binB, cBin, GetBinNumberCos(n+m)); | |
2545 | sinnPmPhi2 = fCumuNUARef->GetBinContent(binB, cBin, GetBinNumberSin(n+m)); | |
2546 | cos2nPhi2 = fCumuNUARef->GetBinContent(binB, cBin, GetBinNumberCos(2*n)); | |
2547 | sin2nPhi2 = fCumuNUARef->GetBinContent(binB, cBin, GetBinNumberSin(2*n)); | |
2548 | } // 3 correlator part a or b | |
2549 | else if (type == 'a' || type == 'A' || type == 'b' || type == 'B') { | |
2550 | Double_t mult1 = 0, mult2 = 0; | |
2551 | // POIs | |
2552 | cosnMmPhi1 = fCumuNUADiff->GetBinContent(binA, cBin, GetBinNumberCos(n-m)); | |
2553 | sinnMmPhi1 = fCumuNUADiff->GetBinContent(binA, cBin, GetBinNumberSin(n-m)); | |
2554 | cosnPmPhi1 = fCumuNUADiff->GetBinContent(binA, cBin, GetBinNumberCos(n+m)); | |
2555 | sinnPmPhi1 = fCumuNUADiff->GetBinContent(binA, cBin, GetBinNumberSin(n+m)); | |
2556 | cos2nPhi1 = fCumuNUADiff->GetBinContent(binA, cBin, GetBinNumberCos(2*n)); | |
2557 | sin2nPhi1 = fCumuNUADiff->GetBinContent(binA, cBin, GetBinNumberSin(2*n)); | |
2558 | mult1 = fCumuNUADiff->GetBinContent(binA, cBin, 0); | |
2559 | // RPs | |
2560 | Double_t eta = fCumuNUADiff->GetXaxis()->GetBinCenter(binA); | |
2561 | Int_t i = 0; | |
2562 | while (fEtaLims[i] < eta) i++; | |
2563 | Int_t aLow = 0, aHigh = 0, bLow = 0, bHigh = 0; | |
2564 | GetLimits(i-1, aLow, aHigh, bLow, bHigh); | |
2565 | Int_t lLow = ((type == 'a' || type == 'A') ? aLow : bLow); | |
2566 | Int_t lHigh = ((type == 'a' || type == 'A') ? aHigh : bHigh); | |
2567 | for (Int_t l = lLow; l <= lHigh; l++) { | |
2568 | cosnMmPhi2 += fCumuNUARef->GetBinContent(l, cBin, GetBinNumberCos(n-m)); | |
2569 | sinnMmPhi2 += fCumuNUARef->GetBinContent(l, cBin, GetBinNumberSin(n-m)); | |
2570 | cosnPmPhi2 += fCumuNUARef->GetBinContent(l, cBin, GetBinNumberCos(n+m)); | |
2571 | sinnPmPhi2 += fCumuNUARef->GetBinContent(l, cBin, GetBinNumberSin(n+m)); | |
2572 | cos2nPhi2 += fCumuNUARef->GetBinContent(l, cBin, GetBinNumberCos(2*n)); | |
2573 | sin2nPhi2 += fCumuNUARef->GetBinContent(l, cBin, GetBinNumberSin(2*n)); | |
2574 | mult2 += fCumuNUARef->GetBinContent(l, cBin, 0); | |
2575 | } | |
2576 | if (mult1 == 0 || mult2 == 0) { | |
2577 | if (fDebug > 0) AliWarning("mult1 or mult2 == 0 in matrix elements, aborting NUA"); | |
2578 | return 0.; | |
2579 | } | |
2580 | cosnMmPhi1 /= mult1; | |
2581 | sinnMmPhi1 /= mult1; | |
2582 | cosnPmPhi1 /= mult1; | |
2583 | sinnPmPhi1 /= mult1; | |
2584 | cos2nPhi1 /= mult1; | |
2585 | sin2nPhi1 /= mult1; | |
2586 | cosnMmPhi2 /= mult2; | |
2587 | sinnMmPhi2 /= mult2; | |
2588 | cosnPmPhi2 /= mult2; | |
2589 | sinnPmPhi2 /= mult2; | |
2590 | cos2nPhi2 /= mult2; | |
2591 | sin2nPhi2 /= mult2; | |
d420e249 | 2592 | } |
d420e249 | 2593 | |
87f694ab AH |
2594 | // Actual calculation |
2595 | Double_t e = cosnMmPhi1*cosnMmPhi2 + sinnMmPhi1*sinnMmPhi2 + cosnPmPhi1*cosnPmPhi2 + sinnPmPhi1*sinnPmPhi2; | |
2596 | Double_t den = 1 + cos2nPhi1*cos2nPhi2 + sin2nPhi1*sin2nPhi2; | |
2597 | if (den != 0) e /= den; | |
2598 | else return 0.; | |
2599 | ||
2600 | return e; | |
2601 | } | |
2602 | //_____________________________________________________________________ | |
2603 | void AliForwardFlowTaskQC::VertexBin::AddVertexBins(CumuHistos& cumu, TList* list, UInt_t nNUA) const | |
2604 | { | |
2605 | // | |
2606 | // Add up vertex bins with flow results | |
2607 | // | |
2608 | // Parameters: | |
2609 | // cumu: CumuHistos object with vtxbin results | |
2610 | // list: Outout list with added results | |
2611 | // nNUA: # of NUA histograms to loop over | |
2612 | // | |
2613 | TH2D* vtxHist = 0; | |
2614 | TProfile2D* avgProf = 0; | |
2615 | TString name; | |
2616 | Int_t nT = ((fFlags & k3Cor) ? 3 : 2); | |
2617 | Char_t ct = '\0'; | |
2618 | for (UInt_t nua = 0; nua <= nNUA; nua++) { // NUA loop | |
2619 | for (Int_t n = 2; n <= fMaxMoment; n++) { // moment loop | |
2620 | for (Int_t t = 0; t < nT; t++) { // type loop (r/d/a/b) | |
2621 | // Find type | |
2622 | switch (t) { | |
2623 | case 0: ct = 'r'; break; | |
2624 | case 1: ct = ((fFlags & k3Cor) ? 'a' : 'd'); break; | |
2625 | case 2: ct = 'b'; break; | |
2626 | default: ct = '\0'; break; | |
2627 | } | |
2628 | vtxHist = static_cast<TH2D*>(cumu.Get(ct,n,nua)); | |
2629 | if (!vtxHist) { | |
2630 | AliWarning("VertexBin::AddVertexBins: vtxHist not found!"); | |
2631 | continue; | |
2632 | } | |
2633 | name = vtxHist->GetName(); | |
2634 | // Strip name of vtx info | |
2635 | Ssiz_t l = name.Last('x')-3; | |
2636 | name.Resize(l); | |
2637 | avgProf = (TProfile2D*)list->FindObject(name.Data()); | |
2638 | // if no output profile yet, make one | |
2639 | if (!avgProf) { | |
2640 | avgProf = new TProfile2D(name.Data(), name.Data(), | |
2641 | vtxHist->GetNbinsX(), vtxHist->GetXaxis()->GetXmin(), vtxHist->GetXaxis()->GetXmax(), | |
2642 | vtxHist->GetNbinsY(), vtxHist->GetYaxis()->GetXmin(), vtxHist->GetYaxis()->GetXmax()); | |
2643 | if (vtxHist->GetXaxis()->IsVariableBinSize()) | |
2644 | avgProf->GetXaxis()->Set(vtxHist->GetNbinsX(), vtxHist->GetXaxis()->GetXbins()->GetArray()); | |
2645 | if (vtxHist->GetYaxis()->IsVariableBinSize()) | |
2646 | avgProf->GetYaxis()->Set(vtxHist->GetNbinsY(), vtxHist->GetYaxis()->GetXbins()->GetArray()); | |
2647 | list->Add(avgProf); | |
2648 | } | |
2649 | // Fill in, cannot be done with Add function. | |
2650 | for (Int_t e = 1; e <= vtxHist->GetNbinsX(); e++) { // eta loop | |
2651 | Double_t eta = vtxHist->GetXaxis()->GetBinCenter(e); | |
2652 | for (Int_t c = 1; c <= vtxHist->GetNbinsY(); c++) { // cent loop | |
2653 | Double_t cent = vtxHist->GetYaxis()->GetBinCenter(c); | |
2654 | Double_t cont = vtxHist->GetBinContent(e, c); | |
2655 | if (cont == 0) continue; | |
2656 | avgProf->Fill(eta, cent, cont); | |
2657 | } // End of cent loop | |
2658 | } // End of eta loop | |
2659 | } // End of type loop | |
2660 | } // End of moment loop | |
2661 | } // End of nua loop | |
2662 | } | |
2663 | //_____________________________________________________________________ | |
2664 | Int_t AliForwardFlowTaskQC::VertexBin::GetBinNumberCos(Int_t n) const | |
2665 | { | |
2666 | // | |
2667 | // Get the bin number of <<cos(nphi)>> | |
2668 | // | |
2669 | // Parameters: | |
2670 | // n: moment | |
2671 | // | |
2672 | // Return: bin number | |
2673 | // | |
2674 | Int_t bin = 0; | |
2675 | n = TMath::Abs(n); | |
2676 | ||
2677 | if (n == 0) bin = fMaxMoment*4-1; | |
2678 | else bin = n*2-1; | |
2679 | ||
2680 | return bin; | |
2681 | } | |
2682 | //_____________________________________________________________________ | |
2683 | Int_t AliForwardFlowTaskQC::VertexBin::GetBinNumberSin(Int_t n) const | |
2684 | { | |
2685 | // | |
2686 | // Get the bin number of <<sin(nphi)>> | |
2687 | // | |
2688 | // Parameters: | |
2689 | // n: moment | |
2690 | // | |
2691 | // Return: bin number | |
2692 | // | |
2693 | Int_t bin = 0; | |
2694 | n = TMath::Abs(n); | |
2695 | ||
2696 | if (n == 0) bin = fMaxMoment*4; | |
2697 | else bin = n*2; | |
2698 | ||
2699 | return bin; | |
2700 | } | |
2701 | //_____________________________________________________________________ | |
2702 | void AliForwardFlowTaskQC::VertexBin::SetupNUALabels(TAxis* a) const | |
2703 | { | |
2704 | // | |
2705 | // Setup NUA labels on axis | |
2706 | // | |
2707 | // Parameters: | |
2708 | // a: Axis to set up | |
2709 | // | |
2710 | if (a->GetNbins() != GetBinNumberSin()) AliFatal("SetupNUALabels: Wrong number of bins on axis"); | |
2711 | ||
2712 | Int_t i = 1, j= 1; | |
2713 | while (i <= a->GetNbins()) { | |
2714 | a->SetBinLabel(i++, Form("<<cos(%d#varphi)>>", j)); | |
2715 | a->SetBinLabel(i++, Form("<<sin(%d#varphi)>>", j++)); | |
d420e249 | 2716 | } |
2717 | ||
2718 | return; | |
2719 | } | |
2720 | //_____________________________________________________________________ | |
87f694ab AH |
2721 | TH2I* AliForwardFlowTaskQC::VertexBin::MakeQualityHist(const Char_t* name) const |
2722 | { | |
2723 | // | |
2724 | // Add a histogram for checking the analysis quality | |
2725 | // | |
2726 | // Parameters: | |
2727 | // const char*: name of data type | |
2728 | // | |
2729 | // Return: histogram for tracking successful calculations | |
2730 | // | |
2731 | Int_t nBins = ((fFlags & kStdQC) ? 8 : 4); | |
2732 | TH2I* quality = new TH2I(name, name, (fMaxMoment-1)*nBins, 1, (fMaxMoment-1)*nBins+1, fCumuNUARef->GetNbinsY(), | |
2733 | fCumuNUARef->GetYaxis()->GetXmin(), fCumuNUARef->GetYaxis()->GetXmax()); | |
2734 | quality->GetYaxis()->Set(fCumuNUARef->GetNbinsY(), fCumuNUARef->GetYaxis()->GetXbins()->GetArray()); | |
2735 | for (Int_t i = 2, j = 1; i <= fMaxMoment; i++) { | |
2736 | quality->GetXaxis()->SetBinLabel(j++, Form("QC_{%d}{2} > 0", i)); | |
2737 | quality->GetXaxis()->SetBinLabel(j++, Form("QC_{%d}{2} <= 0", i)); | |
2738 | quality->GetXaxis()->SetBinLabel(j++, Form("QC'_{%d}{2} > 0", i)); | |
2739 | quality->GetXaxis()->SetBinLabel(j++, Form("QC'_{%d}{2} <= 0", i)); | |
2740 | if ((fFlags & kStdQC)) { | |
2741 | quality->GetXaxis()->SetBinLabel(j++, Form("QC_{%d}{4} < 0", i)); | |
2742 | quality->GetXaxis()->SetBinLabel(j++, Form("QC_{%d}{4} >= 0", i)); | |
2743 | quality->GetXaxis()->SetBinLabel(j++, Form("QC'_{%d}{4} < 0", i)); | |
2744 | quality->GetXaxis()->SetBinLabel(j++, Form("QC'_{%d}{4} >= 0", i)); | |
2745 | } | |
2746 | } | |
2747 | ||
2748 | return quality; | |
2749 | } | |
2750 | //_____________________________________________________________________ | |
2751 | TH2D* AliForwardFlowTaskQC::VertexBin::MakeOutputHist(Int_t qc, Int_t n, const Char_t* ctype, UInt_t nua) const | |
2752 | { | |
2753 | // | |
2754 | // Setup a TH2D for the output | |
2755 | // | |
2756 | // Parameters: | |
2757 | // qc # of particle correlations | |
2758 | // n flow moment | |
2759 | // ref Type: r/d/a/b | |
2760 | // nua For nua corrected hists? | |
2761 | // | |
2762 | // Return: 2D hist for results | |
2763 | // | |
2764 | Bool_t ref = ((ctype[0] == 'R') || (ctype[0] == 'r')); | |
2765 | TAxis* xAxis = (ref ? fCumuNUARef->GetXaxis() : fCumuNUADiff->GetXaxis()); | |
2766 | TAxis* yAxis = (ref ? fCumuNUARef->GetYaxis() : fCumuNUADiff->GetYaxis()); | |
2767 | TString ntype = ""; | |
2768 | switch (nua) { | |
2769 | case CumuHistos::kNoNUA: ntype = "Un"; break; | |
2770 | case CumuHistos::kNUAOld: ntype = "NUAOld"; break; | |
2771 | case CumuHistos::kNUA: ntype = "NUA"; break; | |
2772 | default: break; | |
2773 | } | |
2774 | TH2D* h = new TH2D(Form("%sQC%d_v%d_%s_%sCorr%s_vtx_%d_%d", | |
2775 | fType.Data(), qc, n, ctype, ntype.Data(), | |
2776 | GetQCType(fFlags), fVzMin, fVzMax), | |
2777 | Form("%sQC%d_v%d_%s_%sCorr%s_vtx_%d_%d", | |
2778 | fType.Data(), qc, n, ctype, ntype.Data(), | |
2779 | GetQCType(fFlags), fVzMin, fVzMax), | |
2780 | xAxis->GetNbins(), xAxis->GetXmin(), xAxis->GetXmax(), | |
2781 | yAxis->GetNbins(), yAxis->GetXmin(), yAxis->GetXmax()); | |
2782 | if (xAxis->IsVariableBinSize()) h->GetXaxis()->Set(xAxis->GetNbins(), xAxis->GetXbins()->GetArray()); | |
2783 | h->GetYaxis()->Set(yAxis->GetNbins(), yAxis->GetXbins()->GetArray()); | |
2784 | ||
2785 | return h; | |
2786 | } | |
2787 | //_____________________________________________________________________ | |
d420e249 | 2788 | void AliForwardFlowTaskQC::PrintFlowSetup() const |
2789 | { | |
2790 | // | |
87f694ab | 2791 | // Print the setup of the flow task |
d420e249 | 2792 | // |
87f694ab AH |
2793 | Printf("======================================================="); |
2794 | Printf("%s::Print", this->IsA()->GetName()); | |
2795 | Printf("Forward detector: :\t%s", ((fFlowFlags & kFMD) ? "FMD" : "VZERO")); | |
2796 | Printf("Number of bins in vertex axis :\t%d", fVtxAxis->GetNbins()); | |
2797 | Printf("Range of vertex axis :\t[%3.1f,%3.1f]", | |
d420e249 | 2798 | fVtxAxis->GetXmin(), fVtxAxis->GetXmax()); |
87f694ab AH |
2799 | Printf("Number of bins in centrality axis :\t%d", fCentAxis->GetNbins()); |
2800 | printf("Centrality binning :\t"); | |
2801 | for (Int_t cBin = 1; cBin <= fCentAxis->GetNbins(); cBin++) { | |
2802 | printf("%02d-%02d%% ", Int_t(fCentAxis->GetBinLowEdge(cBin)), Int_t(fCentAxis->GetBinUpEdge(cBin))); | |
2803 | if (cBin == fCentAxis->GetNbins()) printf("\n"); | |
2804 | else if (cBin % 4 == 0) printf("\n\t\t\t\t\t"); | |
2805 | } | |
2806 | printf("Doing flow analysis for :\t"); | |
2807 | for (Int_t n = 2; n <= fMaxMoment; n++) printf("v%d ", n); | |
d420e249 | 2808 | printf("\n"); |
87f694ab | 2809 | TString type = "Standard QC{2} and QC{4} calculations."; |
87f694ab AH |
2810 | if ((fFlowFlags & kEtaGap)) type = "QC{2} with a rapidity gap."; |
2811 | if ((fFlowFlags & k3Cor)) type = "QC{2} with 3 correlators."; | |
bdd49110 | 2812 | if ((fFlowFlags & kTPC) == kTPC) type.ReplaceAll(".", " with TPC tracks for reference."); |
2813 | if ((fFlowFlags & kHybrid) == kHybrid) type.ReplaceAll(".", " with hybrid tracks for reference."); | |
87f694ab AH |
2814 | Printf("QC calculation type :\t%s", type.Data()); |
2815 | Printf("Symmetrize ref. flow wrt. eta = 0 :\t%s", ((fFlowFlags & kSymEta) ? "true" : "false")); | |
2816 | Printf("Apply NUA correction terms :\t%s", ((fFlowFlags & kNUAcorr) ? "true" : "false")); | |
2817 | Printf("Satellite vertex flag :\t%s", ((fFlowFlags & kSatVtx) ? "true" : "false")); | |
2818 | Printf("FMD sigma cut: :\t%f", fFMDCut); | |
2819 | Printf("SPD sigma cut: :\t%f", fSPDCut); | |
bdd49110 | 2820 | if ((fFlowFlags & kEtaGap) || (fFlowFlags & kTracks)) |
87f694ab AH |
2821 | Printf("Eta gap: :\t%f", fEtaGap); |
2822 | Printf("======================================================="); | |
2823 | } | |
2824 | //_____________________________________________________________________ | |
2825 | const Char_t* AliForwardFlowTaskQC::GetQCType(UShort_t flags, Bool_t prependUS) | |
2826 | { | |
2827 | // | |
2828 | // Get the type of the QC calculations | |
2829 | // Used for naming of objects in the VertexBin class, | |
2830 | // important to avoid memory problems when running multiple | |
2831 | // initializations of the class with different setups | |
2832 | // | |
2833 | // Parameters: | |
2834 | // flags: Flow flags for type determination | |
2835 | // prependUS: Prepend an underscore (_) to the name | |
2836 | // | |
2837 | // Return: QC calculation type | |
2838 | // | |
2839 | TString type = ""; | |
2840 | if ((flags & kStdQC)) type = "StdQC"; | |
2841 | else if ((flags & kEtaGap)) type = "EtaGap"; | |
2842 | else if ((flags & k3Cor)) type = "3Cor"; | |
2843 | else type = "UNKNOWN"; | |
2844 | if (prependUS) type.Prepend("_"); | |
bdd49110 | 2845 | if ((flags & kTPC) == kTPC) type.Append("TPCTr"); |
2846 | if ((flags & kHybrid) == kHybrid) type.Append("HybTr"); | |
2847 | ||
87f694ab AH |
2848 | return type.Data(); |
2849 | } | |
2850 | //_____________________________________________________________________ | |
fdd86891 | 2851 | TH1* AliForwardFlowTaskQC::CumuHistos::Get(Char_t t, Int_t n, UInt_t nua) const |
87f694ab AH |
2852 | { |
2853 | // | |
2854 | // Get histogram/profile for type t and moment n | |
2855 | // | |
2856 | // Parameters: | |
2857 | // t: type = 'r'/'d' | |
2858 | // n: moment | |
2859 | // nua: NUA type | |
2860 | // | |
2861 | n = GetPos(n, nua); | |
2862 | if (n < 0) AliFatal(Form("CumuHistos out of range: (%c,%d)", t, n)); | |
2863 | ||
2864 | TH1* h = 0; | |
2865 | Int_t pos = -1; | |
2866 | if (t == 'r' || t == 'R') pos = n; | |
2867 | else if (t == 'd' || t == 'D') pos = n; | |
2868 | else if (t == 'a' || t == 'A') pos = 2*n; | |
2869 | else if (t == 'b' || t == 'B') pos = 2*n+1; | |
2870 | else AliFatal(Form("CumuHistos wrong type: %c", t)); | |
2871 | ||
2872 | if (t == 'r' || t == 'R') { | |
2873 | if (pos < fRefHists->GetEntries()) { | |
2874 | h = (TH1*)fRefHists->At(pos); | |
2875 | } | |
2876 | } else if (pos < fDiffHists->GetEntries()) { | |
2877 | h = (TH1*)fDiffHists->At(pos); | |
2878 | } | |
2879 | if (!h) AliFatal(Form("No hist found in list %c at pos %d", t, pos)); | |
2880 | ||
2881 | return h; | |
2882 | } | |
2883 | //_____________________________________________________________________ | |
2884 | void AliForwardFlowTaskQC::CumuHistos::ConnectList(TString name, TList* l) | |
2885 | { | |
2886 | // | |
2887 | // Connect an output list with this object | |
2888 | // | |
2889 | // Parameters: | |
2890 | // name: base name | |
2891 | // l: list to keep outputs in | |
2892 | // | |
2893 | TString ref = name; | |
2894 | ref.ReplaceAll("Cumu","CumuRef"); | |
2895 | fRefHists = (TList*)l->FindObject(ref.Data()); | |
2896 | if (!fRefHists) { | |
2897 | fRefHists = new TList(); | |
2898 | fRefHists->SetName(ref.Data()); | |
2899 | l->Add(fRefHists); | |
2900 | } else { | |
2901 | // Check that the list correspond to fMaxMoments | |
2902 | if (fRefHists->GetEntries() != (fMaxMoment-1.)*(fNUA+1)) | |
2903 | AliError("CumuHistos::ConnectList Wrong number of hists in ref list," | |
2904 | "you are doing something wrong!"); | |
2905 | } | |
2906 | TString diff = name; | |
2907 | diff.ReplaceAll("Cumu","CumuDiff"); | |
2908 | fDiffHists = (TList*)l->FindObject(diff.Data()); | |
2909 | if (!fDiffHists) { | |
2910 | fDiffHists = new TList(); | |
2911 | fDiffHists->SetName(diff.Data()); | |
2912 | l->Add(fDiffHists); | |
2913 | } else { | |
2914 | // Check that the list correspond to fMaxMoment | |
2915 | if ((fDiffHists->GetEntries() != (fMaxMoment-1.)*(fNUA+1)) && | |
2916 | (fDiffHists->GetEntries() != 2*(fMaxMoment-1.)*(fNUA+1))) | |
2917 | AliError(Form("CumuHistos::ConnectList Wrong number of hists in diff list," | |
2918 | "you are doing something wrong! (%s)",name.Data())); | |
2919 | } | |
d420e249 | 2920 | |
2921 | } | |
2922 | //_____________________________________________________________________ | |
87f694ab AH |
2923 | void AliForwardFlowTaskQC::CumuHistos::Add(TH1* h) const |
2924 | { | |
2925 | // | |
2926 | // Add a histogram to this objects lists | |
2927 | // | |
2928 | // Parameters: | |
2929 | // h: histogram/profile to add | |
2930 | // | |
2931 | TString name = h->GetName(); | |
2932 | if (name.Contains("Ref")) { | |
2933 | if (fRefHists) fRefHists->Add(h); | |
fdd86891 | 2934 | else AliFatal("CumuHistos::Add() - fRefHists does not exist"); |
87f694ab AH |
2935 | // Check that the list correspond to fMaxMoments |
2936 | if (fRefHists->GetEntries() > (fNUA+1)*(fMaxMoment-1.)) | |
2937 | AliError("CumuHistos::Add wrong number of hists in ref list, " | |
2938 | "you are doing something wrong!"); | |
2939 | } | |
2940 | else if (name.Contains("Diff")) { | |
2941 | if (fDiffHists) fDiffHists->Add(h); | |
fdd86891 | 2942 | else AliFatal("CumuHistos::Add() - fDiffHists does not exist"); |
87f694ab AH |
2943 | // Check that the list correspond to fMaxMoment |
2944 | if (fDiffHists->GetEntries() > 2*(fNUA+1)*(fMaxMoment-1.)) | |
2945 | AliError("CumuHistos::Add wrong number of hists in diff list, " | |
2946 | "you are doing something wrong!"); | |
2947 | } | |
2948 | return; | |
2949 | } | |
2950 | //_____________________________________________________________________ | |
2951 | Int_t AliForwardFlowTaskQC::CumuHistos::GetPos(Int_t n, UInt_t nua) const | |
2952 | { | |
2953 | // | |
2954 | // Get position in list of moment n objects | |
2955 | // To take care of different numbering schemes | |
2956 | // | |
2957 | // Parameters: | |
2958 | // n: moment | |
2959 | // nua: # of nua corrections applied | |
2960 | // | |
2961 | // Return: position # | |
2962 | // | |
2963 | if (n > fMaxMoment) return -1; | |
2964 | else return (n-2)+nua*(fMaxMoment-1); | |
2965 | } | |
2966 | //_____________________________________________________________________ | |
d2bea14e | 2967 | // |
2968 | // | |
2969 | // EOF |