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Merged
aalkin merged 1 commit into from
Mar 25, 2024
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rework on PWGMM/Mult/Tasks:heavy-ion-mult.cxx #5337

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233 changes: 88 additions & 145 deletions PWGMM/Mult/Tasks/heavy-ion-mult.cxx
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Original file line number Diff line number Diff line change
Expand Up @@ -73,40 +73,12 @@ static constexpr TrackSelectionFlags::flagtype trackSelectionDCA =
static constexpr TrackSelectionFlags::flagtype trackSelectionDCAXYonly =
TrackSelectionFlags::kDCAxy;

static constexpr int CentHistArray{15};
std::array<std::shared_ptr<TH1>, CentHistArray> h1MultHistCentFT0C;
std::array<std::shared_ptr<TH1>, CentHistArray> h1EtaHistCentFT0C;
std::array<std::shared_ptr<TH1>, CentHistArray> h1PhiHistCentFT0C;
std::array<std::shared_ptr<TH1>, CentHistArray> h1DCAXYHistCentFT0C;
std::array<std::shared_ptr<TH1>, CentHistArray> h1DCAZHistCentFT0C;
std::array<std::shared_ptr<TH1>, CentHistArray> h1pTHistCentFT0C;
std::array<std::shared_ptr<TH2>, CentHistArray> h2EtaVsVtxZHistCentFT0C;
std::array<std::shared_ptr<TH2>, CentHistArray> h2PhiVsEtaHistCentFT0C;

std::array<std::shared_ptr<TH1>, CentHistArray> h1MCRecMultHistCentFT0C;
std::array<std::shared_ptr<TH1>, CentHistArray> h1MCRecEtaHistCentFT0C;
std::array<std::shared_ptr<TH1>, CentHistArray> h1MCRecPhiHistCentFT0C;
std::array<std::shared_ptr<TH1>, CentHistArray> h1MCRecDCAXYHistCentFT0C;
std::array<std::shared_ptr<TH1>, CentHistArray> h1MCRecDCAZHistCentFT0C;
std::array<std::shared_ptr<TH1>, CentHistArray> h1MCRecpTHistCentFT0C;
std::array<std::shared_ptr<TH2>, CentHistArray> h2MCRecEtaVsVtxZHistCentFT0C;
std::array<std::shared_ptr<TH2>, CentHistArray> h2MCRecPhiVsEtaHistCentFT0C;
std::array<std::shared_ptr<TH2>, CentHistArray> h2MCGenVsRecMultHistCentFT0C;

std::array<std::shared_ptr<TH1>, CentHistArray> h1MCGenMultHistCentFT0C;
std::array<std::shared_ptr<TH1>, CentHistArray> h1MCGenEtaHistCentFT0C;
std::array<std::shared_ptr<TH1>, CentHistArray> h1MCGenPhiHistCentFT0C;
std::array<std::shared_ptr<TH1>, CentHistArray> h1MCGenpTHistCentFT0C;
std::array<std::shared_ptr<TH2>, CentHistArray> h2MCGenEtaVsVtxZHistCentFT0C;
std::array<std::shared_ptr<TH2>, CentHistArray> h2MCGenPhiVsEtaHistCentFT0C;

AxisSpec axisEvent{5, -0.5, 4.5, "#Event"};
AxisSpec axisCentEvent{15, 0, 15, "#CentEvent"};
AxisSpec axisVtxZ{800, -20, 20, "Vertex Z"};
AxisSpec axisVtxZ{40, -20, 20, "Vertex Z"};
AxisSpec axisDCA = {601, -3.01, 3.01};
AxisSpec axisPT = {1000, -0.05, 49.95};
AxisSpec axisEta{200, -5, 5, "#eta"};
AxisSpec axisEta{40, -2, 2, "#eta"};
AxisSpec axisPhi{629, 0, 2 * M_PI, "#phi"};
AxisSpec axisPhi2{{0, M_PI / 2, M_PI, M_PI * 3. / 2, 2 * M_PI}, "#phi"};
AxisSpec axisMCEvent_ambiguity{10, -0.5, 9.5, "reco collisions per true collision"};
AxisSpec axisCent{100, 0, 100, "#Cent"};

Expand All @@ -125,7 +97,8 @@ struct HeavyIonMultiplicity {
ConfigurableAxis FT0multHistBin{"FT0MultDistBinning", {501, -0.5, 500.5}, ""};
ConfigurableAxis FT0AmultHistBin{"FT0AMultDistBinning", {501, -0.5, 500.5}, ""};
ConfigurableAxis FT0CmultHistBin{"FT0CMultDistBinning", {501, -0.5, 500.5}, ""};
Configurable<std::vector<float>> CentInterval{"CentInterval", {0., 5., 10., 20., 40., 60., 80., 100.}, "Centrality Intervals"};
ConfigurableAxis pTHistBin{"pTHistBin", {VARIABLE_WIDTH, 0, 0.05, 0.1, 0.15, 0.2, 0.25, 0.3, 0.35, 0.4, 0.45, 0.5, 0.55, 0.6, 0.65, 0.7, 0.75, 0.8, 0.85, 0.9, 0.95, 1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 15, 20, 25, 30, 35, 40, 45, 50, 55, 60, 65, 70, 75, 80, 85, 90, 95, 100}, ""};
ConfigurableAxis CentralityBinning{"CentralityBinning", {VARIABLE_WIDTH, 0, 5, 10, 20, 30, 40, 50, 60, 70, 80, 90, 100}, ""};

void init(InitContext const&)
{
Expand All @@ -135,6 +108,9 @@ struct HeavyIonMultiplicity {
AxisSpec axisFT0Mult = {FT0multHistBin};
AxisSpec axisFT0AMult = {FT0AmultHistBin};
AxisSpec axisFT0CMult = {FT0CmultHistBin};
AxisSpec CentAxis = {CentralityBinning, "Centrality"};
AxisSpec axisPT = {pTHistBin};

histos.add("EventHist", "EventHist", kTH1D, {axisEvent}, false);
histos.add("VtxZHist", "VtxZHist", kTH1D, {axisVtxZ}, false);

Expand Down Expand Up @@ -186,42 +162,24 @@ struct HeavyIonMultiplicity {

if (doprocessDataCentFT0C) {
histos.add("CentPercentileHist", "CentPercentileHist", kTH1D, {axisCent}, false);
histos.add("CentEventHist", "CentEventHist", kTH1D, {axisCentEvent}, false);
auto centinterval = static_cast<std::vector<float>>(CentInterval);
for (auto i = 0U; i < centinterval.size() - 1; ++i) {
h1MultHistCentFT0C[i] = histos.add<TH1>(Form("MultHist%d", i + 1), Form("MultHist%d", i + 1), kTH1D, {axisMult}, true);
h1EtaHistCentFT0C[i] = histos.add<TH1>(Form("EtaHist%d", i + 1), Form("EtaHist%d", i + 1), kTH1D, {axisEta}, true);
h1PhiHistCentFT0C[i] = histos.add<TH1>(Form("PhiHist%d", i + 1), Form("PhiHist%d", i + 1), kTH1D, {axisPhi}, true);
h1DCAXYHistCentFT0C[i] = histos.add<TH1>(Form("DCAXYHist%d", i + 1), Form("DCAXYHist%d", i + 1), kTH1D, {axisDCA}, true);
h1DCAZHistCentFT0C[i] = histos.add<TH1>(Form("DCAZHist%d", i + 1), Form("DCAZHist%d", i + 1), kTH1D, {axisDCA}, true);
h1pTHistCentFT0C[i] = histos.add<TH1>(Form("pTHist%d", i + 1), Form("pTHist%d", i + 1), kTH1D, {axisPT}, true);
h2EtaVsVtxZHistCentFT0C[i] = histos.add<TH2>(Form("EtaVsVtxZHist%d", i + 1), Form("EtaVsVtxZHist%d", i + 1), kTH2D, {axisEta, axisVtxZ}, true);
h2PhiVsEtaHistCentFT0C[i] = histos.add<TH2>(Form("PhiVsEtaHist%d", i + 1), Form("PhiVsEtaHist%d", i + 1), kTH2D, {axisPhi, axisEta}, true);
}
histos.add("hdatamult", "hdatamult", kTHnSparseF, {axisVtxZ, axisMult, CentAxis}, false);
histos.add("hdatadndeta", "hdatadndeta", kTHnSparseF, {axisVtxZ, axisEta, axisPhi2, CentAxis, axisPT}, false);
histos.add("hdatazvtxcent", "hdatazvtxcent", kTH2D, {axisVtxZ, CentAxis}, false);
}

if (doprocessMCCentFT0C) {
histos.add("CentPercentileMCRecHist", "CentPercentileMCRecHist", kTH1D, {axisCent}, false);
histos.add("MCCentEventHist", "MCCentEventHist", kTH1D, {axisCentEvent}, false);
auto centinterval = static_cast<std::vector<float>>(CentInterval);
for (auto i = 0U; i < centinterval.size() - 1; ++i) {
h1MCRecMultHistCentFT0C[i] = histos.add<TH1>(Form("MCRecMultHist%d", i + 1), Form("MCRecMultHist%d", i + 1), kTH1D, {axisMult}, true);
h1MCRecEtaHistCentFT0C[i] = histos.add<TH1>(Form("MCRecEtaHist%d", i + 1), Form("MCRecEtaHist%d", i + 1), kTH1D, {axisEta}, true);
h1MCRecPhiHistCentFT0C[i] = histos.add<TH1>(Form("MCRecPhiHist%d", i + 1), Form("MCRecPhiHist%d", i + 1), kTH1D, {axisPhi}, true);
h1MCRecDCAXYHistCentFT0C[i] = histos.add<TH1>(Form("DCAXYMCRecHist%d", i + 1), Form("DCAXYMCRecHist%d", i + 1), kTH1D, {axisDCA}, true);
h1MCRecDCAZHistCentFT0C[i] = histos.add<TH1>(Form("DCAZMCRecHist%d", i + 1), Form("DCAZMCRecHist%d", i + 1), kTH1D, {axisDCA}, true);
h1MCRecpTHistCentFT0C[i] = histos.add<TH1>(Form("pTMCRecHist%d", i + 1), Form("pTMCRecHist%d", i + 1), kTH1D, {axisPT}, true);
h2MCRecEtaVsVtxZHistCentFT0C[i] = histos.add<TH2>(Form("EtaVsVtxZMCRecHist%d", i + 1), Form("EtaVsVtxZMCRecHist%d", i + 1), kTH2D, {axisEta, axisVtxZ}, true);
h2MCRecPhiVsEtaHistCentFT0C[i] = histos.add<TH2>(Form("MCRecPhiVsEtaHist%d", i + 1), Form("MCRecPhiVsEtaHist%d", i + 1), kTH2D, {axisPhi, axisEta}, true);
h2MCGenVsRecMultHistCentFT0C[i] = histos.add<TH2>(Form("MCGenVsRecMultHist%d", i + 1), Form("MCGenVsRecMultHist%d", i + 1), kTH2D, {axisMult, axisMult}, true);

h1MCGenMultHistCentFT0C[i] = histos.add<TH1>(Form("MCGenMultHist%d", i + 1), Form("MCGenMultHist%d", i + 1), kTH1D, {axisMult}, true);
h1MCGenEtaHistCentFT0C[i] = histos.add<TH1>(Form("MCGenEtaHist%d", i + 1), Form("MCGenEtaHist%d", i + 1), kTH1D, {axisEta}, true);
h1MCGenPhiHistCentFT0C[i] = histos.add<TH1>(Form("MCGenPhiHist%d", i + 1), Form("MCGenPhiHist%d", i + 1), kTH1D, {axisPhi}, true);
h1MCGenpTHistCentFT0C[i] = histos.add<TH1>(Form("pTMCGenHist%d", i + 1), Form("pTMCGenHist%d", i + 1), kTH1D, {axisPT}, true);
h2MCGenEtaVsVtxZHistCentFT0C[i] = histos.add<TH2>(Form("EtaVsVtxZMCGenHist%d", i + 1), Form("EtaVsVtxZMCGenHist%d", i + 1), kTH2D, {axisEta, axisVtxZ}, true);
h2MCGenPhiVsEtaHistCentFT0C[i] = histos.add<TH2>(Form("MCGenPhiVsEtaHist%d", i + 1), Form("MCGenPhiVsEtaHist%d", i + 1), kTH2D, {axisPhi, axisEta}, true);
}
histos.add("hmczvtxcent", "hmczvtxcent", kTH2D, {axisVtxZ, CentAxis}, false);
histos.add("hrecdndeta_pion", "hrecdndeta_pion", kTHnSparseF, {axisVtxZ, axisEta, axisPhi2, CentAxis, axisPT}, false);
histos.add("hrecdndeta_kaon", "hrecdndeta_kaon", kTHnSparseF, {axisVtxZ, axisEta, axisPhi2, CentAxis, axisPT}, false);
histos.add("hrecdndeta_proton", "hrecdndeta_proton", kTHnSparseF, {axisVtxZ, axisEta, axisPhi2, CentAxis, axisPT}, false);
histos.add("hrecdndeta_other", "hrecdndeta_other", kTHnSparseF, {axisVtxZ, axisEta, axisPhi2, CentAxis, axisPT}, false);
histos.add("hrecdndeta_bkg", "hrecdndeta_bkg", kTHnSparseF, {axisVtxZ, axisEta, axisPhi2, CentAxis, axisPT}, false);
histos.add("hrecdndeta_NotPrimary", "hrecdndeta_NotPrimary", kTHnSparseF, {axisVtxZ, axisEta, axisPhi2, CentAxis, axisPT}, false);
histos.add("hgendndeta_pion", "hgendndeta_pion", kTHnSparseF, {axisVtxZ, axisEta, axisPhi2, CentAxis, axisPT}, false);
histos.add("hgendndeta_kaon", "hgendndeta_kaon", kTHnSparseF, {axisVtxZ, axisEta, axisPhi2, CentAxis, axisPT}, false);
histos.add("hgendndeta_proton", "hgendndeta_proton", kTHnSparseF, {axisVtxZ, axisEta, axisPhi2, CentAxis, axisPT}, false);
histos.add("hgendndeta_other", "hgendndeta_other", kTHnSparseF, {axisVtxZ, axisEta, axisPhi2, CentAxis, axisPT}, false);
}

if (doprocessCorrelation) {
Expand Down Expand Up @@ -374,11 +332,7 @@ struct HeavyIonMultiplicity {
void processDataCentFT0C(CollisionDataTableCentFT0C::iterator const& collision, FilTrackDataTable const& tracks)
{
float cent = -1;
auto centinterval = static_cast<std::vector<float>>(CentInterval);
int NchTracks[CentHistArray];
for (int i = 0; i < CentHistArray; i++) {
NchTracks[i] = 0;
}
auto NchTracks = 0;
constexpr auto hasCentrality = CollisionDataTableCentFT0C::template contains<aod::CentFT0Cs>();
histos.fill(HIST("EventHist"), 0);
if (collision.sel8()) {
Expand All @@ -387,31 +341,18 @@ struct HeavyIonMultiplicity {
histos.fill(HIST("EventHist"), 2);
if (collision.selection_bit(kNoTimeFrameBorder)) {
histos.fill(HIST("EventHist"), 3);
if (std::abs(collision.posZ()) < VtxRange) {
histos.fill(HIST("EventHist"), 4);
histos.fill(HIST("VtxZHist"), collision.posZ());
if constexpr (hasCentrality) {
cent = collision.centFT0C();
histos.fill(HIST("CentPercentileHist"), cent);
for (auto i = 0U; i < centinterval.size() - 1; ++i) {
if (cent > centinterval[i] && cent <= centinterval[i + 1]) {
histos.fill(HIST("CentEventHist"), i + 0.5);
for (auto& track : tracks) {
if (std::abs(track.eta()) < etaRange) {
NchTracks[i]++;
h1EtaHistCentFT0C[i]->Fill(track.eta());
h1PhiHistCentFT0C[i]->Fill(track.phi());
h1DCAXYHistCentFT0C[i]->Fill(track.dcaXY());
h1DCAZHistCentFT0C[i]->Fill(track.dcaZ());
h1pTHistCentFT0C[i]->Fill(track.pt());
h2EtaVsVtxZHistCentFT0C[i]->Fill(track.eta(), collision.posZ());
h2PhiVsEtaHistCentFT0C[i]->Fill(track.phi(), track.eta());
}
}
h1MultHistCentFT0C[i]->Fill(NchTracks[i]);
}
histos.fill(HIST("VtxZHist"), collision.posZ());
if constexpr (hasCentrality) {
cent = collision.centFT0C();
histos.fill(HIST("CentPercentileHist"), cent);
histos.fill(HIST("hdatazvtxcent"), collision.posZ(), cent);
for (auto& track : tracks) {
if (std::abs(track.eta()) < etaRange) {
NchTracks++;
histos.fill(HIST("hdatadndeta"), collision.posZ(), track.eta(), track.phi(), cent, track.pt());
}
}
histos.fill(HIST("hdatamult"), collision.posZ(), NchTracks, cent);
}
}
}
Expand All @@ -427,13 +368,6 @@ struct HeavyIonMultiplicity {
}

float cent = -1;
auto centinterval = static_cast<std::vector<float>>(CentInterval);
int NchRecTracks[CentHistArray];
int NchGenTracks[CentHistArray];
for (int i = 0; i < CentHistArray; i++) {
NchRecTracks[i] = 0;
NchGenTracks[i] = 0;
}
constexpr auto hasCentrality = CollisionMCRecTableCentFT0C::template contains<aod::CentFT0Cs>();

for (auto& RecCollision : RecCollisions) {
Expand All @@ -444,54 +378,63 @@ struct HeavyIonMultiplicity {
histos.fill(HIST("EventHist"), 2);
if (RecCollision.selection_bit(kNoTimeFrameBorder)) {
histos.fill(HIST("EventHist"), 3);
if (std::abs(RecCollision.posZ()) < VtxRange) {
histos.fill(HIST("EventHist"), 4);
histos.fill(HIST("VtxZHist"), RecCollision.posZ());
if constexpr (hasCentrality) {
cent = RecCollision.centFT0C();
histos.fill(HIST("CentPercentileMCRecHist"), cent);
auto Rectrackspart = RecTracks.sliceBy(perCollision, RecCollision.globalIndex());
for (auto i = 0U; i < centinterval.size() - 1; ++i) {
if (cent > centinterval[i] && cent <= centinterval[i + 1]) {
histos.fill(HIST("MCCentEventHist"), i + 0.5);
for (auto& Rectrack : Rectrackspart) {
if (std::abs(Rectrack.eta()) < etaRange) {
NchRecTracks[i]++;
h1MCRecEtaHistCentFT0C[i]->Fill(Rectrack.eta());
h1MCRecPhiHistCentFT0C[i]->Fill(Rectrack.phi());
h1MCRecDCAXYHistCentFT0C[i]->Fill(Rectrack.dcaXY());
h1MCRecDCAZHistCentFT0C[i]->Fill(Rectrack.dcaZ());
h1MCRecpTHistCentFT0C[i]->Fill(Rectrack.pt());
h2MCRecEtaVsVtxZHistCentFT0C[i]->Fill(Rectrack.eta(), RecCollision.posZ());
h2MCRecPhiVsEtaHistCentFT0C[i]->Fill(Rectrack.phi(), Rectrack.eta());
}
}
histos.fill(HIST("VtxZHist"), RecCollision.posZ());
if constexpr (hasCentrality) {
cent = RecCollision.centFT0C();
histos.fill(HIST("CentPercentileMCRecHist"), cent);
histos.fill(HIST("hmczvtxcent"), RecCollision.posZ(), cent);

for (auto& particle : GenParticles) {
if (!particle.isPhysicalPrimary()) {
continue;
}
if (!particle.producedByGenerator()) {
continue;
}
auto pdgParticle = pdg->GetParticle(particle.pdgCode());
if (pdgParticle == nullptr) {
continue;
}
if (std::abs(pdgParticle->Charge()) >= 3) {
if (std::abs(particle.eta()) < etaRange) {
NchGenTracks[i]++;
h1MCGenEtaHistCentFT0C[i]->Fill(particle.eta());
h1MCGenPhiHistCentFT0C[i]->Fill(particle.phi());
h1MCGenpTHistCentFT0C[i]->Fill(particle.pt());
h2MCGenEtaVsVtxZHistCentFT0C[i]->Fill(particle.eta(), RecCollision.posZ());
h2MCGenPhiVsEtaHistCentFT0C[i]->Fill(particle.phi(), particle.eta());
}
}
auto Rectrackspart = RecTracks.sliceBy(perCollision, RecCollision.globalIndex());
for (auto& Rectrack : Rectrackspart) {
if (std::abs(Rectrack.eta()) > etaRange) {
continue;
}
if (Rectrack.has_mcParticle()) {
auto mcpart = Rectrack.mcParticle();
if (std::abs(mcpart.eta()) > etaRange) {
continue;
}
if (mcpart.isPhysicalPrimary()) {
if (std::abs(mcpart.pdgCode()) == 211) {

@aalkin aalkin Mar 25, 2024

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I recommend using enum instead of numerical codes, e.g. PDG_t::kPiPlus, etc.

histos.fill(HIST("hrecdndeta_pion"), RecCollision.posZ(), mcpart.eta(), mcpart.phi(), cent, mcpart.pt());
} else if (std::abs(mcpart.pdgCode()) == 321) {
histos.fill(HIST("hrecdndeta_kaon"), RecCollision.posZ(), mcpart.eta(), mcpart.phi(), cent, mcpart.pt());
} else if (std::abs(mcpart.pdgCode()) == 2212) {
histos.fill(HIST("hrecdndeta_proton"), RecCollision.posZ(), mcpart.eta(), mcpart.phi(), cent, mcpart.pt());
} else {
histos.fill(HIST("hrecdndeta_other"), RecCollision.posZ(), mcpart.eta(), mcpart.phi(), cent, mcpart.pt());
}
h1MCRecMultHistCentFT0C[i]->Fill(NchRecTracks[i]);
h1MCGenMultHistCentFT0C[i]->Fill(NchGenTracks[i]);
h2MCGenVsRecMultHistCentFT0C[i]->Fill(NchRecTracks[i], NchGenTracks[i]);
} else {
histos.fill(HIST("hrecdndeta_NotPrimary"), RecCollision.posZ(), mcpart.eta(), mcpart.phi(), cent, mcpart.pt());
}
} else {
histos.fill(HIST("hrecdndeta_bkg"), RecCollision.posZ(), Rectrack.eta(), Rectrack.phi(), cent, Rectrack.pt());
}
}

for (auto& particle : GenParticles) {
if (!particle.isPhysicalPrimary()) {
continue;
}
if (!particle.producedByGenerator()) {
continue;
}
auto pdgParticle = pdg->GetParticle(particle.pdgCode());
if (pdgParticle == nullptr) {
continue;
}
if (std::abs(pdgParticle->Charge()) >= 3) {
if (std::abs(particle.eta()) > etaRange) {
continue;
}
if (std::abs(particle.pdgCode()) == 211) {
histos.fill(HIST("hgendndeta_pion"), RecCollision.posZ(), particle.eta(), particle.phi(), cent, particle.pt());
} else if (std::abs(particle.pdgCode()) == 321) {
histos.fill(HIST("hgendndeta_kaon"), RecCollision.posZ(), particle.eta(), particle.phi(), cent, particle.pt());
} else if (std::abs(particle.pdgCode()) == 2212) {
histos.fill(HIST("hgendndeta_proton"), RecCollision.posZ(), particle.eta(), particle.phi(), cent, particle.pt());
} else {
histos.fill(HIST("hgendndeta_other"), RecCollision.posZ(), particle.eta(), particle.phi(), cent, particle.pt());
}
}
}
Expand Down