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Merged
chiarapinto merged 1 commit into from
Mar 12, 2025
Merged

Please consider the following formatting changes to #10469 #5

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219 changes: 109 additions & 110 deletions PWGLF/Tasks/Nuspex/antinucleiInJets.cxx
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Original file line number Diff line number Diff line change
Expand Up @@ -197,7 +197,7 @@
registryData.add("helium3_jet_tpc", "helium3_jet_tpc", HistType::kTH2F, {{nbins, min * 3, max * 3, "#it{p}_{T} (GeV/#it{c})"}, {400, -20.0, 20.0, "n#sigma_{TPC}"}});
registryData.add("helium3_ue_tpc", "helium3_ue_tpc", HistType::kTH2F, {{nbins, min * 3, max * 3, "#it{p}_{T} (GeV/#it{c})"}, {400, -20.0, 20.0, "n#sigma_{TPC}"}});

//systematic variations
// systematic variations
registryData.add("antiproton_tpc_syst", "antiproton_tpc_syst", HistType::kTHnSparseF, {{nbins, min, max, "#it{p}_{T} (GeV/#it{c})"}, {400, -20.0, 20.0, "n#sigma_{TPC}"}, {10, 0, 10, "systematic uncertainty"}});
registryData.add("antiproton_tof_syst", "antiproton_tof_syst", HistType::kTHnSparseF, {{nbins, min, max, "#it{p}_{T} (GeV/#it{c})"}, {400, -20.0, 20.0, "n#sigma_{TOF}"}, {10, 0, 10, "systematic uncertainty"}});
registryData.add("antideuteron_tpc_syst", "antideuteron_tpc_syst", HistType::kTHnSparseF, {{nbins, min * 2, max * 2, "#it{p}_{T} (GeV/#it{c})"}, {400, -20.0, 20.0, "n#sigma_{TPC}"}, {10, 0, 10, "systematic uncertainty"}});
Expand Down Expand Up @@ -785,7 +785,7 @@
if (!particle.isPhysicalPrimary())
continue;

if (particle.pdgCode() == -2212) {

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Avoid using hard-coded PDG codes. Use named values from PDG_t or o2::constants::physics::Pdg instead.
registryMC.fill(HIST("antiproton_eta_pt_pythia"), particle.pt(), particle.eta());
}

Expand Down Expand Up @@ -860,17 +860,17 @@
if ((2.0 * track.pt()) > ptMaxItsPidHel)
passedItsPidHel = true;

if (particle.pdgCode() == -2212)

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registryMC.fill(HIST("antiproton_incl_all"), track.pt());

if (!particle.isPhysicalPrimary())
continue;

if (particle.pdgCode() == -2212)

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registryMC.fill(HIST("antiproton_incl_prim"), track.pt());

// antiprotons
if (particle.pdgCode() == -2212 && passedItsPidProt) {

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if (nsigmaTPCPr > minNsigmaTpc && nsigmaTPCPr < maxNsigmaTpc) {
registryMC.fill(HIST("antiproton_incl_rec_tpc"), track.pt());
if (track.hasTOF() && nsigmaTOFPr > minNsigmaTof && nsigmaTOFPr < maxNsigmaTof)
Expand All @@ -879,7 +879,7 @@
}

// antideuterons
if (particle.pdgCode() == -1000010020 && passedItsPidDeut) {

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if (nsigmaTPCDe > minNsigmaTpc && nsigmaTPCDe < maxNsigmaTpc) {
registryMC.fill(HIST("antideuteron_incl_rec_tpc"), track.pt());
if (track.hasTOF() && nsigmaTOFDe > minNsigmaTof && nsigmaTOFDe < maxNsigmaTof)
Expand All @@ -888,7 +888,7 @@
}

// deuterons
if (particle.pdgCode() == 1000010020 && passedItsPidDeut) {

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if (nsigmaTPCDe > minNsigmaTpc && nsigmaTPCDe < maxNsigmaTpc) {
registryMC.fill(HIST("deuteron_incl_rec_tpc"), track.pt());
if (track.hasTOF() && nsigmaTOFDe > minNsigmaTof && nsigmaTOFDe < maxNsigmaTof)
Expand All @@ -897,14 +897,14 @@
}

// antihelium3
if (particle.pdgCode() == -1000020030 && passedItsPidHel) {

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if (nsigmaTPCHe > minNsigmaTpc && nsigmaTPCHe < maxNsigmaTpc) {
registryMC.fill(HIST("antihelium3_incl_rec_tpc"), 2.0 * track.pt());
}
}

// helium3
if (particle.pdgCode() == 1000020030 && passedItsPidHel) {

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if (nsigmaTPCHe > minNsigmaTpc && nsigmaTPCHe < maxNsigmaTpc) {
registryMC.fill(HIST("helium3_incl_rec_tpc"), 2.0 * track.pt());
}
Expand Down Expand Up @@ -993,7 +993,7 @@
if (deltaRUe1 > coneRadius && deltaRUe2 > coneRadius)
continue;

if (particle.pdgCode() != -2212)

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continue;

registryMC.fill(HIST("antiproton_ue_gen"), particle.pt());
Expand Down Expand Up @@ -1090,7 +1090,7 @@
if (!track.has_mcParticle())
continue;
const auto mcparticle = track.mcParticle();
if (mcparticle.pdgCode() != -2212)

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continue;

// variables
Expand Down Expand Up @@ -1179,134 +1179,133 @@
}
PROCESS_SWITCH(AntinucleiInJets, processJetsMCrec, "process jets MC rec", false);

// Process Systematics
void processSystematicsData(SelectedCollisions::iterator const& collision, FullNucleiTracks const& tracks)
{
const int nSystematics = 10;
int itsNclustersSyst[nSystematics] = {5, 6, 5, 4, 5, 3, 5, 6, 3, 4};
float tpcNcrossedRowsSyst[nSystematics] = {100, 85, 80, 110, 95, 90, 105, 95, 100, 105};
float dcaxySyst[nSystematics] = {0.05, 0.07, 0.10, 0.03, 0.06, 0.15, 0.08, 0.04, 0.09, 0.10};
float dcazSyst[nSystematics] = {0.1, 0.15, 0.3, 0.075, 0.12, 0.18, 0.2, 0.1, 0.15, 0.2};

// Process Systematics
void processSystematicsData(SelectedCollisions::iterator const& collision, FullNucleiTracks const& tracks)
{
const int nSystematics = 10;
int itsNclustersSyst[nSystematics] = {5, 6, 5, 4, 5, 3, 5, 6, 3, 4};
float tpcNcrossedRowsSyst[nSystematics] = {100, 85, 80, 110, 95, 90, 105, 95, 100, 105};
float dcaxySyst[nSystematics] = {0.05, 0.07, 0.10, 0.03, 0.06, 0.15, 0.08, 0.04, 0.09, 0.10};
float dcazSyst[nSystematics] = {0.1, 0.15, 0.3, 0.075, 0.12, 0.18, 0.2, 0.1, 0.15, 0.2};

// event selection
if (!collision.sel8() || std::fabs(collision.posZ()) > zVtx)
return;
// event selection
if (!collision.sel8() || std::fabs(collision.posZ()) > zVtx)
return;

// loop over reconstructed tracks
int id(-1);
std::vector<fastjet::PseudoJet> fjParticles;
for (auto const& track : tracks) {
id++;
if (!passedTrackSelectionForJetReconstruction(track))
continue;

// 4-momentum representation of a particle
fastjet::PseudoJet fourMomentum(track.px(), track.py(), track.pz(), track.energy(MassPionCharged));
fourMomentum.set_user_index(id);
fjParticles.emplace_back(fourMomentum);
}
// loop over reconstructed tracks
int id(-1);
std::vector<fastjet::PseudoJet> fjParticles;
for (auto const& track : tracks) {
id++;
if (!passedTrackSelectionForJetReconstruction(track))
continue;

// reject empty events
if (fjParticles.size() < 1)
return;
// 4-momentum representation of a particle
fastjet::PseudoJet fourMomentum(track.px(), track.py(), track.pz(), track.energy(MassPionCharged));
fourMomentum.set_user_index(id);
fjParticles.emplace_back(fourMomentum);
}

// cluster particles using the anti-kt algorithm
fastjet::JetDefinition jetDef(fastjet::antikt_algorithm, rJet);
fastjet::AreaDefinition areaDef(fastjet::active_area, fastjet::GhostedAreaSpec(1.0)); // active_area_explicit_ghosts
fastjet::ClusterSequenceArea cs(fjParticles, jetDef, areaDef);
std::vector<fastjet::PseudoJet> jets = fastjet::sorted_by_pt(cs.inclusive_jets());
auto [rhoPerp, rhoMPerp] = backgroundSub.estimateRhoPerpCone(fjParticles, jets);
// reject empty events
if (fjParticles.size() < 1)
return;

// loop over reconstructed jets
for (auto& jet : jets) {
// cluster particles using the anti-kt algorithm
fastjet::JetDefinition jetDef(fastjet::antikt_algorithm, rJet);
fastjet::AreaDefinition areaDef(fastjet::active_area, fastjet::GhostedAreaSpec(1.0)); // active_area_explicit_ghosts
fastjet::ClusterSequenceArea cs(fjParticles, jetDef, areaDef);
std::vector<fastjet::PseudoJet> jets = fastjet::sorted_by_pt(cs.inclusive_jets());
auto [rhoPerp, rhoMPerp] = backgroundSub.estimateRhoPerpCone(fjParticles, jets);

// jet must be fully contained in the acceptance
if ((std::fabs(jet.eta()) + rJet) > (maxEta - deltaEtaEdge))
continue;
// loop over reconstructed jets
for (auto& jet : jets) {

// jet pt must be larger than threshold
fastjet::PseudoJet jetMinusBkg = backgroundSub.doRhoAreaSub(jet, rhoPerp, rhoMPerp);
if (getCorrectedPt(jetMinusBkg.pt()) < minJetPt)
continue;
// jet must be fully contained in the acceptance
if ((std::fabs(jet.eta()) + rJet) > (maxEta - deltaEtaEdge))
continue;

// get jet constituents
std::vector<fastjet::PseudoJet> jetConstituents = jet.constituents();
o2::aod::ITSResponse itsResponse;
// jet pt must be larger than threshold
fastjet::PseudoJet jetMinusBkg = backgroundSub.doRhoAreaSub(jet, rhoPerp, rhoMPerp);
if (getCorrectedPt(jetMinusBkg.pt()) < minJetPt)
continue;

// loop over jet constituents
for (const auto& particle : jetConstituents) {
for(int i = 0; i < nSystematics; i++) {
// get corresponding track and apply track selection criteria
auto const& track = tracks.iteratorAt(particle.user_index());
// get jet constituents
std::vector<fastjet::PseudoJet> jetConstituents = jet.constituents();
o2::aod::ITSResponse itsResponse;

// variables
double nsigmaTPCPr = track.tpcNSigmaPr();
double nsigmaTOFPr = track.tofNSigmaPr();
double nsigmaTPCDe = track.tpcNSigmaDe();
double nsigmaTOFDe = track.tofNSigmaDe();
double pt = track.pt();
double dcaxy = track.dcaXY();
double dcaz = track.dcaZ();
// loop over jet constituents
for (const auto& particle : jetConstituents) {
for (int i = 0; i < nSystematics; i++) {
// get corresponding track and apply track selection criteria
auto const& track = tracks.iteratorAt(particle.user_index());

if (requirePvContributor && !(track.isPVContributor()))
continue;
if (!track.hasITS())
continue;
if (track.itsNCls() < itsNclustersSyst[i])
continue;
if (!track.hasTPC())
continue;
if (track.tpcNClsCrossedRows() < tpcNcrossedRowsSyst[i])
continue;
if ((static_cast<double>(track.tpcNClsCrossedRows()) / static_cast<double>(track.tpcNClsFindable())) < minTpcNcrossedRowsOverFindable)
continue;
if (track.tpcChi2NCl() > maxChiSquareTpc)
continue;
if (track.itsChi2NCl() > maxChiSquareIts)
continue;
if (track.eta() < minEta || track.eta() > maxEta)
continue;
if (track.pt() < minPt)
continue;
if (std::fabs(dcaxy) > dcaxySyst[i])
continue;
if (std::fabs(dcaz) > dcazSyst[i])
continue;
// variables
double nsigmaTPCPr = track.tpcNSigmaPr();
double nsigmaTOFPr = track.tofNSigmaPr();
double nsigmaTPCDe = track.tpcNSigmaDe();
double nsigmaTOFDe = track.tofNSigmaDe();
double pt = track.pt();
double dcaxy = track.dcaXY();
double dcaz = track.dcaZ();

bool passedItsPidProt(false), passedItsPidDeut(false);
if (itsResponse.nSigmaITS<o2::track::PID::Proton>(track) > nSigmaItsMin && itsResponse.nSigmaITS<o2::track::PID::Proton>(track) < nSigmaItsMax) {
passedItsPidProt = true;
}
if (itsResponse.nSigmaITS<o2::track::PID::Deuteron>(track) > nSigmaItsMin && itsResponse.nSigmaITS<o2::track::PID::Deuteron>(track) < nSigmaItsMax) {
passedItsPidDeut = true;
}
if (!applyItsPid) {
passedItsPidProt = true;
passedItsPidDeut = true;
}
if (pt > ptMaxItsPidProt)
passedItsPidProt = true;
if (pt > ptMaxItsPidDeut)
passedItsPidDeut = true;
if (requirePvContributor && !(track.isPVContributor()))
continue;
if (!track.hasITS())
continue;
if (track.itsNCls() < itsNclustersSyst[i])
continue;
if (!track.hasTPC())
continue;
if (track.tpcNClsCrossedRows() < tpcNcrossedRowsSyst[i])
continue;
if ((static_cast<double>(track.tpcNClsCrossedRows()) / static_cast<double>(track.tpcNClsFindable())) < minTpcNcrossedRowsOverFindable)
continue;
if (track.tpcChi2NCl() > maxChiSquareTpc)
continue;
if (track.itsChi2NCl() > maxChiSquareIts)
continue;
if (track.eta() < minEta || track.eta() > maxEta)
continue;
if (track.pt() < minPt)
continue;
if (std::fabs(dcaxy) > dcaxySyst[i])
continue;
if (std::fabs(dcaz) > dcazSyst[i])
continue;

// antimatter
if (track.sign() < 0) {
if (passedItsPidProt) {
registryData.fill(HIST("antiproton_tpc_syst"), pt, nsigmaTPCPr, i);
if (nsigmaTPCPr > minNsigmaTpc && nsigmaTPCPr < maxNsigmaTpc && track.hasTOF())
registryData.fill(HIST("antiproton_tof_syst"), pt, nsigmaTOFPr, i);
bool passedItsPidProt(false), passedItsPidDeut(false);
if (itsResponse.nSigmaITS<o2::track::PID::Proton>(track) > nSigmaItsMin && itsResponse.nSigmaITS<o2::track::PID::Proton>(track) < nSigmaItsMax) {
passedItsPidProt = true;
}
if (passedItsPidDeut) {
registryData.fill(HIST("antideuteron_tpc_syst"), pt, nsigmaTPCDe, i);
if (nsigmaTPCDe > minNsigmaTpc && nsigmaTPCDe < maxNsigmaTpc && track.hasTOF())
registryData.fill(HIST("antideuteron_tof_syst"), pt, nsigmaTOFDe, i);
if (itsResponse.nSigmaITS<o2::track::PID::Deuteron>(track) > nSigmaItsMin && itsResponse.nSigmaITS<o2::track::PID::Deuteron>(track) < nSigmaItsMax) {
passedItsPidDeut = true;
}
if (!applyItsPid) {
passedItsPidProt = true;
passedItsPidDeut = true;
}
if (pt > ptMaxItsPidProt)
passedItsPidProt = true;
if (pt > ptMaxItsPidDeut)
passedItsPidDeut = true;

// antimatter
if (track.sign() < 0) {
if (passedItsPidProt) {
registryData.fill(HIST("antiproton_tpc_syst"), pt, nsigmaTPCPr, i);
if (nsigmaTPCPr > minNsigmaTpc && nsigmaTPCPr < maxNsigmaTpc && track.hasTOF())
registryData.fill(HIST("antiproton_tof_syst"), pt, nsigmaTOFPr, i);
}
if (passedItsPidDeut) {
registryData.fill(HIST("antideuteron_tpc_syst"), pt, nsigmaTPCDe, i);
if (nsigmaTPCDe > minNsigmaTpc && nsigmaTPCDe < maxNsigmaTpc && track.hasTOF())
registryData.fill(HIST("antideuteron_tof_syst"), pt, nsigmaTOFDe, i);
}
}
}
}
}
}
}
PROCESS_SWITCH(AntinucleiInJets, processSystematicsData, "Process Systematics", false);
};

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