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[PWGLF] Update heavyionMultiplicity.cxx (#15886)
Co-authored-by: ALICE Action Bot <alibuild@cern.ch>
1 parent 5c01c52 commit bd805c5

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Lines changed: 42 additions & 25 deletions

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‎PWGLF/Tasks/GlobalEventProperties/heavyionMultiplicity.cxx‎

Lines changed: 42 additions & 25 deletions
Original file line numberDiff line numberDiff line change
@@ -137,7 +137,6 @@ AxisSpec axisEta{40, -2, 2, "#eta", "EtaAxis"};
137137
AxisSpec axisEtaExtended{100, -5, 5, "#eta", "EtaAxisExtended"};
138138
AxisSpec axisPhi{{0, o2::constants::math::PIQuarter, o2::constants::math::PIHalf, o2::constants::math::PIQuarter * 3., o2::constants::math::PI, o2::constants::math::PIQuarter * 5., o2::constants::math::PIHalf * 3., o2::constants::math::PIQuarter * 7., o2::constants::math::TwoPI}, "#phi", "PhiAxis"};
139139
AxisSpec axisPhi2{629, 0, o2::constants::math::TwoPI, "#phi"};
140-
AxisSpec axisCent{100, 0, 100, "#Cent"};
141140
AxisSpec axisTrackType = {kTrackTypeend - 1, +kTrackTypebegin + 0.5, +kTrackTypeend - 0.5, "", "TrackTypeAxis"};
142141
AxisSpec axisGenPtVary = {kGenpTend - 1, +kGenpTbegin + 0.5, +kGenpTend - 0.5, "", "GenpTVaryAxis"};
143142
AxisSpec axisSpecies = {kSpeciesend - 1, +kSpeciesbegin + 0.5, +kSpeciesend - 0.5, "", "SpeciesAxis"};
@@ -213,6 +212,7 @@ struct HeavyionMultiplicity {
213212
Configurable<bool> isApplyTVX{"isApplyTVX", false, "Enable TVX trigger sel"};
214213
Configurable<bool> isApplyExtraPhiCut{"isApplyExtraPhiCut", false, "Enable extra phi cut"};
215214
Configurable<bool> isApplyBestCollIndex{"isApplyBestCollIndex", true, ""};
215+
Configurable<bool> isApplyGenMult{"isApplyGenMult", false, "Enable MultMC in ProcessMC for MC closure"};
216216

217217
Configurable<bool> selectCollidingBCs{"selectCollidingBCs", true, "BC analysis: select colliding BCs"};
218218
Configurable<bool> selectTVX{"selectTVX", true, "BC analysis: select TVX"};
@@ -252,15 +252,15 @@ struct HeavyionMultiplicity {
252252
if (doprocessData) {
253253
histos.add("hdcaxy", "dca to pv in the xy plane", kTH1D, {dcaAxis}, false);
254254
histos.add("hdcaz", "dca to pv in the z axis", kTH1D, {dcaAxis}, false);
255-
histos.add("CentPercentileHist", "CentPercentileHist", kTH1D, {axisCent}, false);
255+
histos.add("CentPercentileHist", "CentPercentileHist", kTH1D, {centAxis}, false);
256256
histos.add("hdatazvtxcent", "hdatazvtxcent", kTH3D, {axisVtxZ, centAxis, axisOccupancy}, false);
257257
histos.add("PhiVsEtaHist", "PhiVsEtaHist", kTH2D, {axisPhi2, axisEta}, false);
258258
histos.add("hdatadndeta", "hdatadndeta", kTHnSparseD, {axisVtxZ, centAxis, axisOccupancy, axisEta, axisPhi, axisTrackType}, false);
259259
histos.add("hdatadndetaMB", "hdatadndetaMB", kTHnSparseD, {axisVtxZ, axisEta, axisPhi}, false);
260260
}
261261

262262
if (doprocessMonteCarlo || doprocessMCcheckFakeTracks) {
263-
histos.add("CentPercentileMCRecHist", "CentPercentileMCRecHist", kTH1D, {axisCent}, false);
263+
histos.add("CentPercentileMCRecHist", "CentPercentileMCRecHist", kTH1D, {centAxis}, false);
264264
histos.add("hmczvtxcent", "hmczvtxcent", kTH3D, {axisVtxZ, centAxis, axisOccupancy}, false);
265265
}
266266

@@ -328,24 +328,24 @@ struct HeavyionMultiplicity {
328328
histos.add("hMultEta05GenwithNoreco", "multiplicity in eta<0.5 of generated MC events, with no recoevent", kTH1F, {multAxis});
329329
histos.add("hMultEta05Gen", "multiplicity in eta<0.5 of generated MC events", kTH1F, {multAxis});
330330
histos.add("hMultEta05Rec", "multiplicity in eta<0.5 of selected MC events", kTH1F, {multAxis});
331-
histos.add("hMultEta05vsCentrRec", "multiplicity in eta<0.5 of selected MC events vs centrality", kTH2F, {axisCent, multAxis});
331+
histos.add("hMultEta05vsCentrRec", "multiplicity in eta<0.5 of selected MC events vs centrality", kTH2F, {centAxis, multAxis});
332332
histos.add("hgendndetaVsMultEta05BeforeEvtSel", "hgendndetaBeforeEvtSel vs multiplicity in eta<0.5", kTH2F, {axisEta, multAxis});
333333
histos.add("hgendndetaVsMultEta05AfterEvtSel", "hgendndetaAfterEvtSel vs multiplicity in eta<0.5", kTH2F, {axisEta, multAxis});
334334
histos.add("hImpactParameterSplit", "Impact parameter of selected and split MC events", kTH1F, {impactParAxis});
335335
histos.add("hMultEta05Split", "multiplicity in eta<0.5 of selected and split MC events", kTH1F, {multAxis});
336336
histos.add("hMultSplit", "multiplicity of selected and split MC events", kTH1F, {axisFt0cMult});
337-
histos.add("hMultvsCentrSplit", "multiplicity of selected and split MC events vs centrality ", kTH2F, {axisCent, axisFt0cMult});
337+
histos.add("hMultvsCentrSplit", "multiplicity of selected and split MC events vs centrality ", kTH2F, {centAxis, axisFt0cMult});
338338

339339
histos.add("hMultGen", "multiplicity of generated MC events", kTH1F, {axisFt0cMult});
340340
histos.add("hMultRec", "multiplicity of selected MC events", kTH1F, {axisFt0cMult});
341-
histos.add("hMultvsCentrRec", "multiplicity of selected MC events vs centrality", kTH2F, {axisCent, axisFt0cMult});
341+
histos.add("hMultvsCentrRec", "multiplicity of selected MC events vs centrality", kTH2F, {centAxis, axisFt0cMult});
342342
histos.add("hgendndetaVsMultBeforeEvtSel", "hgendndetaBeforeEvtSel vs multiplicity", kTH2F, {axisEta, axisFt0cMult});
343343
histos.add("hgendndetaVsMultAfterEvtSel", "hgendndetaAfterEvtSel vs multiplicity", kTH2F, {axisEta, axisFt0cMult});
344344

345345
histos.add("hImpactParameterGenwithNoreco", "Impact parameter of generated MC events, with no recoevent", kTH1F, {impactParAxis});
346346
histos.add("hImpactParameterGen", "Impact parameter of generated MC events", kTH1F, {impactParAxis});
347347
histos.add("hImpactParameterRec", "Impact parameter of selected MC events", kTH1F, {impactParAxis});
348-
histos.add("hImpactParvsCentrRec", "Impact parameter of selected MC events vs centrality", kTH2F, {axisCent, impactParAxis});
348+
histos.add("hImpactParvsCentrRec", "Impact parameter of selected MC events vs centrality", kTH2F, {centAxis, impactParAxis});
349349
histos.add("hgendndetaBeforeEvtSel", "Eta of all generated particles", kTH1F, {axisEta});
350350
histos.add("hgendndetaAfterEvtSel", "Eta of generated particles after EvtSel", kTH1F, {axisEta});
351351
histos.add("hgendndetaVscentBeforeEvtSel", "hgendndetaBeforeEvtSel vs centrality", kTH2F, {axisEta, impactParAxis});
@@ -362,8 +362,8 @@ struct HeavyionMultiplicity {
362362

363363
histos.add("hRecMCvertexZ", "hRecMCvertexZ", kTH1D, {axisVtxZ}, false);
364364
histos.add("hRecMCvtxzcent", "hRecMCvtxzcent", kTH3D, {axisVtxZ, centAxis, axisOccupancy}, false);
365-
histos.add("hRecMCcentrality", "hRecMCcentrality", kTH1D, {axisCent}, false);
366-
histos.add("MCCentrality_vs_FT0C", "MCCentrality_vs_FT0C", kTH2F, {axisCent, axisFt0cMult}, true);
365+
histos.add("hRecMCcentrality", "hRecMCcentrality", kTH1D, {centAxis}, false);
366+
histos.add("MCCentrality_vs_FT0C", "MCCentrality_vs_FT0C", kTH2F, {centAxis, axisFt0cMult}, true);
367367
histos.add("hRecMCphivseta", "hRecMCphivseta", kTH2D, {axisPhi2, axisEta}, false);
368368
histos.add("hRecMCdndeta", "hRecMCdndeta", kTHnSparseD, {axisVtxZ, centAxis, axisOccupancy, axisEta, axisPhi, axisRecTrkType}, false);
369369
histos.add("etaResolution", "etaResolution", kTH2D, {axisEta, axisDeltaEta});
@@ -377,8 +377,10 @@ struct HeavyionMultiplicity {
377377
x->SetBinLabel(2, "Colliding BCs");
378378
x->SetBinLabel(3, "TVX");
379379
x->SetBinLabel(4, "FV0OrA");
380-
histos.add("BcCentFT0CHist", "BcCentFT0CHist", kTH1D, {axisCent}, false);
381-
histos.add("BcCentFT0MHist", "BcCentFT0MHist", kTH1D, {axisCent}, false);
380+
x->SetBinLabel(5, "VtxZ");
381+
histos.add("BcCentFT0CHist", "BcCentFT0CHist", kTH1D, {centAxis}, false);
382+
histos.add("BcCentFT0MHist", "BcCentFT0MHist", kTH1D, {centAxis}, false);
383+
histos.add("VtxZHistBC", "VtxZHistBC", kTH1D, {axisVtxZ}, false);
382384
}
383385
}
384386

@@ -577,7 +579,7 @@ struct HeavyionMultiplicity {
577579
histos.fill(HIST("NPVtracks_vs_GlobalMult"), cols.multNTracksPV(), nchTracks);
578580
}
579581

580-
void processMonteCarlo(soa::Join<CollisionMCTrueTable, aod::McCollsExtra>::iterator const& mcCollision, CollisionMCRecTable const& RecCols, TrackMCTrueTable const& GenParticles, FilTrackMCRecTable const& RecTracks)
582+
void processMonteCarlo(soa::Join<CollisionMCTrueTable, aod::McCollsExtra, aod::MultMCExtras>::iterator const& mcCollision, CollisionMCRecTable const& RecCols, TrackMCTrueTable const& GenParticles, FilTrackMCRecTable const& RecTracks)
581583
{
582584
for (const auto& RecCol : RecCols) {
583585
if (!isEventSelected(RecCol)) {
@@ -586,17 +588,23 @@ struct HeavyionMultiplicity {
586588
if (RecCol.globalIndex() != mcCollision.bestCollisionIndex()) {
587589
continue;
588590
}
591+
auto centrality = 0;
592+
if (isApplyGenMult)
593+
centrality = selColMultMC(mcCollision);
594+
else
595+
centrality = selColCent(RecCol);
596+
589597
histos.fill(HIST("VtxZHist"), RecCol.posZ());
590-
histos.fill(HIST("CentPercentileMCRecHist"), selColCent(RecCol));
591-
histos.fill(HIST("hmczvtxcent"), RecCol.posZ(), selColCent(RecCol), selColOccu(RecCol));
598+
histos.fill(HIST("CentPercentileMCRecHist"), centrality);
599+
histos.fill(HIST("hmczvtxcent"), RecCol.posZ(), centrality, selColOccu(RecCol));
592600
auto recTracksPart = RecTracks.sliceBy(perCollision, RecCol.globalIndex());
593601
std::vector<int> mclabels;
594602
for (const auto& Rectrack : recTracksPart) {
595603
if (!isTrackSelected(Rectrack)) {
596604
continue;
597605
}
598606
if (!Rectrack.has_mcParticle()) {
599-
histos.fill(HIST("hmcrecdndeta"), RecCol.posZ(), selColCent(RecCol), selColOccu(RecCol), Rectrack.eta(), Rectrack.phi(), static_cast<double>(kBkg), kGlobalplusITS);
607+
histos.fill(HIST("hmcrecdndeta"), RecCol.posZ(), centrality, selColOccu(RecCol), Rectrack.eta(), Rectrack.phi(), static_cast<double>(kBkg), kGlobalplusITS);
600608
histos.fill(HIST("hmcrecdndetaMB"), RecCol.posZ(), Rectrack.eta(), Rectrack.phi(), static_cast<double>(kBkg));
601609
continue;
602610
}
@@ -607,12 +615,12 @@ struct HeavyionMultiplicity {
607615
histos.fill(HIST("hmcdcaxy"), Rectrack.dcaXY());
608616
histos.fill(HIST("hmcdcaz"), Rectrack.dcaZ());
609617
histos.fill(HIST("MCrecPhiVsEtaHist"), Rectrack.phi(), Rectrack.eta());
610-
histos.fill(HIST("hmcrecdndeta"), RecCol.posZ(), selColCent(RecCol), selColOccu(RecCol), Rectrack.eta(), Rectrack.phi(), static_cast<double>(kSpAll), kGlobalplusITS);
618+
histos.fill(HIST("hmcrecdndeta"), RecCol.posZ(), centrality, selColOccu(RecCol), Rectrack.eta(), Rectrack.phi(), static_cast<double>(kSpAll), kGlobalplusITS);
611619
histos.fill(HIST("hmcrecdndetaMB"), RecCol.posZ(), Rectrack.eta(), Rectrack.phi(), static_cast<double>(kSpAll));
612620
if (Rectrack.hasTPC()) {
613-
histos.fill(HIST("hmcrecdndeta"), RecCol.posZ(), selColCent(RecCol), selColOccu(RecCol), Rectrack.eta(), Rectrack.phi(), static_cast<double>(kSpAll), kGlobalonly);
621+
histos.fill(HIST("hmcrecdndeta"), RecCol.posZ(), centrality, selColOccu(RecCol), Rectrack.eta(), Rectrack.phi(), static_cast<double>(kSpAll), kGlobalonly);
614622
} else {
615-
histos.fill(HIST("hmcrecdndeta"), RecCol.posZ(), selColCent(RecCol), selColOccu(RecCol), Rectrack.eta(), Rectrack.phi(), static_cast<double>(kSpAll), kITSonly);
623+
histos.fill(HIST("hmcrecdndeta"), RecCol.posZ(), centrality, selColOccu(RecCol), Rectrack.eta(), Rectrack.phi(), static_cast<double>(kSpAll), kITSonly);
616624
}
617625

618626
int pid = kFake;
@@ -644,22 +652,22 @@ struct HeavyionMultiplicity {
644652
pid = kFake;
645653
}
646654
mclabels.push_back(Rectrack.mcParticleId());
647-
histos.fill(HIST("hmcrecdndeta"), RecCol.posZ(), selColCent(RecCol), selColOccu(RecCol), Rectrack.eta(), Rectrack.phi(), static_cast<double>(pid), kGlobalplusITS);
655+
histos.fill(HIST("hmcrecdndeta"), RecCol.posZ(), centrality, selColOccu(RecCol), Rectrack.eta(), Rectrack.phi(), static_cast<double>(pid), kGlobalplusITS);
648656
histos.fill(HIST("hmcrecdndetaMB"), RecCol.posZ(), Rectrack.eta(), Rectrack.phi(), static_cast<double>(pid));
649657
} // track (mcrec) loop
650658

651659
for (const auto& particle : GenParticles) {
652660
if (!isGenTrackSelected(particle)) {
653661
continue;
654662
}
655-
histos.fill(HIST("hmcgendndeta"), RecCol.posZ(), selColCent(RecCol), particle.eta(), particle.phi(), static_cast<double>(kSpAll), kNoGenpTVar);
663+
histos.fill(HIST("hmcgendndeta"), RecCol.posZ(), centrality, particle.eta(), particle.phi(), static_cast<double>(kSpAll), kNoGenpTVar);
656664
histos.fill(HIST("hmcgendndetaMB"), RecCol.posZ(), particle.eta(), particle.phi(), static_cast<double>(kSpAll));
657665
if (particle.pt() < KminPtCut) {
658-
histos.fill(HIST("hmcgendndeta"), RecCol.posZ(), selColCent(RecCol), particle.eta(), particle.phi(), static_cast<double>(kSpAll), kGenpTup, -10.0 * particle.pt() + 2);
659-
histos.fill(HIST("hmcgendndeta"), RecCol.posZ(), selColCent(RecCol), particle.eta(), particle.phi(), static_cast<double>(kSpAll), kGenpTdown, 5.0 * particle.pt() + 0.5);
666+
histos.fill(HIST("hmcgendndeta"), RecCol.posZ(), centrality, particle.eta(), particle.phi(), static_cast<double>(kSpAll), kGenpTup, -10.0 * particle.pt() + 2);
667+
histos.fill(HIST("hmcgendndeta"), RecCol.posZ(), centrality, particle.eta(), particle.phi(), static_cast<double>(kSpAll), kGenpTdown, 5.0 * particle.pt() + 0.5);
660668
} else {
661-
histos.fill(HIST("hmcgendndeta"), RecCol.posZ(), selColCent(RecCol), particle.eta(), particle.phi(), static_cast<double>(kSpAll), kGenpTup);
662-
histos.fill(HIST("hmcgendndeta"), RecCol.posZ(), selColCent(RecCol), particle.eta(), particle.phi(), static_cast<double>(kSpAll), kGenpTdown);
669+
histos.fill(HIST("hmcgendndeta"), RecCol.posZ(), centrality, particle.eta(), particle.phi(), static_cast<double>(kSpAll), kGenpTup);
670+
histos.fill(HIST("hmcgendndeta"), RecCol.posZ(), centrality, particle.eta(), particle.phi(), static_cast<double>(kSpAll), kGenpTdown);
663671
}
664672
int pid = 0;
665673
switch (std::abs(particle.pdgCode())) {
@@ -676,7 +684,7 @@ struct HeavyionMultiplicity {
676684
pid = kSpOther;
677685
break;
678686
}
679-
histos.fill(HIST("hmcgendndeta"), RecCol.posZ(), selColCent(RecCol), particle.eta(), particle.phi(), static_cast<double>(pid), kNoGenpTVar);
687+
histos.fill(HIST("hmcgendndeta"), RecCol.posZ(), centrality, particle.eta(), particle.phi(), static_cast<double>(pid), kNoGenpTVar);
680688
histos.fill(HIST("hmcgendndetaMB"), RecCol.posZ(), particle.eta(), particle.phi(), static_cast<double>(pid));
681689
} // track (mcgen) loop
682690
} // collision loop
@@ -1011,6 +1019,15 @@ struct HeavyionMultiplicity {
10111019
if (selectFV0OrA && !multbc.multFV0OrA())
10121020
return;
10131021
histos.fill(HIST("BcHist"), 4); // FV0OrA
1022+
if (vtxRange < 100.0f) {
1023+
if (!multbc.multFT0PosZValid())
1024+
return;
1025+
if (TMath::Abs(multbc.multFT0PosZ()) > vtxRange)
1026+
return;
1027+
histos.fill(HIST("VtxZHistBC"), multbc.multFT0PosZ());
1028+
}
1029+
histos.fill(HIST("BcHist"), 5); // FT0PosZ
1030+
10141031
histos.fill(HIST("BcCentFT0CHist"), multbc.centFT0C());
10151032
histos.fill(HIST("BcCentFT0MHist"), multbc.centFT0M());
10161033
}

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