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PWGHF modified task by comments
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@sashingo
sashingo committed Sep 9, 2024
1 parent 2e7045f commit 47aeff1
Showing 1 changed file with 96 additions and 82 deletions.
178 changes: 96 additions & 82 deletions PWGHF/HFL/Tasks/taskElectronWeakBoson.cxx
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Expand Up @@ -8,8 +8,9 @@
// In applying this license CERN does not waive the privileges and immunities
// granted to it by virtue of its status as an Intergovernmental Organization
// or submit itself to any jurisdiction.
/// \file taskElectronWeakNoson.cxx
/// \briff task for WeakBoson (W/Z) based on electron in mid-rapidity

/// \file taskElectronWeakBoson.cxx
/// \brief task for WeakBoson (W/Z) based on electron in mid-rapidity
/// \author S. Sakai & S. Ito (Univ. of Tsukuba)

#include "Framework/runDataProcessing.h"
Expand Down Expand Up @@ -43,47 +44,54 @@ struct HfTaskElectronWeakBoson {
// pp
// using TrackEle = o2::soa::Filtered<o2::soa::Join<o2::aod::Tracks, o2::aod::FullTracks, o2::aod::TracksDCA, o2::aod::TrackSelection, o2::aod::pidTPCEl, o2::aod::pidTOFEl>>;

Preslice<o2::aod::EMCALClusterCells> perCluster = o2::aod::emcalclustercell::emcalclusterId;
Preslice<o2::aod::EMCALAmbiguousClusterCells> perClusterAmb = o2::aod::emcalclustercell::emcalambiguousclusterId;
PresliceUnsorted<o2::aod::EMCALMatchedTracks> perClusterMatchedTracks = o2::aod::emcalmatchedtrack::trackId;
// configurable parameters
Configurable<int> nBinsPt{"nBinsPt", 100, "N bins in pt registry"};
Configurable<float> BinPtmax{"BinPtmax", 100.0, "maximum pt registry"};
Configurable<int> nBinsE{"nBinsE", 100, "N bins in E registry"};
Configurable<float> BinEmax{"BinEmax", 100.0, "maximum E registry"};

Configurable<int> nBinsPt{"nBinsPt", 100, "N bins in pt histo"};
Configurable<int> nBinsE{"nBinsE", 100, "N bins in E histo"};

// event filter
Filter eventFilter = (o2::aod::evsel::sel8 == true);
Configurable<float> vtxZ{"vtxZ", 10.f, ""};
Filter posZFilter = (nabs(o2::aod::collision::posZ) < vtxZ);

// track cuts
Configurable<float> etalow{"etalow", -0.6f, ""};
Configurable<float> etaup{"etaup", 0.6f, ""};
Configurable<float> dcaxy_cut{"dcaxy_cut", 2.0f, ""};
Configurable<float> mimpT_cut{"mimpT_cut", 3.0f, "minimum pT cut"};
Configurable<float> etalow_cut{"etalow_cut", -0.6f, "eta lower cut"};
Configurable<float> etaup_cut{"etaup_cut", 0.6f, "eta upper cut"};
Configurable<float> dcaxy_cut{"dcaxy_cut", 2.0f, "dca xy cut"};
Configurable<float> itschi2_cut{"itschi2_cut", 15.0f, "its chi2 cut"};
Configurable<float> mimpT_cut{"mimpT_cut", 3.0f, "minimum pT cut"};
Configurable<float> tpcchi2_cut{"tpcchi2_cut", 4.0f, "tpc chi2 cut"};
Configurable<float> itsNcl_cut{"itsNcl_cut", 2.0f, "its # of cluster cut"};
Configurable<float> tpcNcl_cut{"tpcNcl_cut", 100.0f, "tpc # if cluster cut"};
Configurable<float> tpcNclCr_cut{"tpcNclCr_cut", 100.0f, "tpc # of crossedRows cut"};
Configurable<float> tpcNsiglow_cut{"tpcNsiglow_cut", -1.0, "tpc Nsig lower cut"};
Configurable<float> tpcNsigup_cut{"tpcNsigup_cut", 3.0, "tpc Nsig upper cut"};

Filter filter_globalTr = requireGlobalTrackInFilter();
Filter etafilter = (aod::track::eta < etaup) && (aod::track::eta > etalow);
Filter dcaxyfilter = (nabs(aod::track::dcaXY) < dcaxy_cut);

// cluster cut
Configurable<float> emcacc_phimin{"emcacc_phimin", 1.39, "Maximum M20"};
Configurable<float> emcacc_phimax{"emcacc_phimax", 3.36, "Maximum M20"};
Configurable<int> mClusterDefinition{"mClusterDefinition", 10, "cluster definition to be selected, e.g. 10=kV3Default"};
Configurable<float> minTime{"minTime", -25., "Minimum cluster time for time cut"};
Configurable<float> maxTime{"maxTime", +20., "Maximum cluster time for time cut"};
Configurable<float> minM02{"minM02", 0.1, "Minimum M02 for M02 cut"};
Configurable<float> maxM02{"maxM02", 0.9, "Maximum M02 for M02 cut"};
Configurable<float> minM20{"minM20", 0.1, "Minimum M20 for M20 cut"};
Configurable<float> maxM20{"maxM20", 0.6, "Maximum M20 for M20 cut"};
Configurable<float> minTime{"minTime", -25., "Minimum cluster time"};
Configurable<float> maxTime{"maxTime", +20., "Maximum cluster time"};
Configurable<float> minM02{"minM02", 0.1, "Minimum M02"};
Configurable<float> maxM02{"maxM02", 0.9, "Maximum M02"};
Configurable<float> minM20{"minM20", 0.1, "Minimum M20"};
Configurable<float> maxM20{"maxM20", 0.6, "Maximum M20"};
Configurable<float> MatchR_cut{"MatchR_cut", 0.1, "cluster - track matching cut"};

// Filter
Filter eventFilter = (o2::aod::evsel::sel8 == true);
Filter posZFilter = (nabs(o2::aod::collision::posZ) < vtxZ);

Filter etafilter = (aod::track::eta < etaup_cut) && (aod::track::eta > etalow_cut);
Filter dcaxyfilter = (nabs(aod::track::dcaXY) < dcaxy_cut);
Filter filter_globalTr = requireGlobalTrackInFilter();

Filter clusterDefinitionSelection = (o2::aod::emcalcluster::definition == mClusterDefinition) && (o2::aod::emcalcluster::time >= minTime) && (o2::aod::emcalcluster::time <= maxTime) && (o2::aod::emcalcluster::m02 > minM02) && (o2::aod::emcalcluster::m02 < maxM02);

// Histogram registry: an object to hold your histograms
HistogramRegistry histos{"histos", {}, OutputObjHandlingPolicy::AnalysisObject};
// Data Handling Objects
Preslice<o2::aod::EMCALClusterCells> perCluster = o2::aod::emcalclustercell::emcalclusterId;
Preslice<o2::aod::EMCALAmbiguousClusterCells> perClusterAmb = o2::aod::emcalclustercell::emcalambiguousclusterId;
PresliceUnsorted<o2::aod::EMCALMatchedTracks> perClusterMatchedTracks = o2::aod::emcalmatchedtrack::trackId;

// Histogram registry: an object to hold your registrygrams
HistogramRegistry registry{"registry"};

void init(InitContext const&)
{
Expand All @@ -92,9 +100,9 @@ struct HfTaskElectronWeakBoson {
const AxisSpec axisZvtx{400, -20, 20, "Zvtx"};
const AxisSpec axisCounter{1, 0, 1, "events"};
const AxisSpec axisEta{200, -1.0, 1.0, "#eta"};
const AxisSpec axisPt{nBinsPt, 0, 10, "p_{T}"};
const AxisSpec axisPt{nBinsPt, 0, BinPtmax, "p_{T}"};
const AxisSpec axisNsigma{100, -5, 5, "N#sigma"};
const AxisSpec axisE{nBinsE, 0, 10, "Energy"};
const AxisSpec axisE{nBinsE, 0, BinEmax, "Energy"};
const AxisSpec axisM02{100, 0, 1, "M02"};
const AxisSpec axisdPhi{200, -1, 1, "dPhi"};
const AxisSpec axisdEta{200, -1, 1, "dEta"};
Expand All @@ -105,51 +113,51 @@ struct HfTaskElectronWeakBoson {
const AxisSpec axisITSNCls{20, 0.0, 20, "counts"};
const AxisSpec axisEMCtime{200, -100.0, 100, "EMC time"};

// create histograms
histos.add("ZvtxHistogram", "ZvtxHistogram", kTH1F, {axisZvtx});
histos.add("hEventCounter", "hEventCounter", kTH1F, {axisCounter});
histos.add("ITS_Chi2_Hist", "ITS #chi^{2} Hist", kTH1F, {axisChi2});
histos.add("TPC_Chi2_Hist", "TPC #chi^{2} Hist", kTH1F, {axisChi2});
histos.add("TPC_NCls_Hist", "TPC_NCls_Hist", kTH1F, {axisCluster});
histos.add("ITS_NCls_Hist", "ITS_NCls_Hist", kTH1F, {axisITSNCls});
histos.add("TPC_NClsCrossedRows_Hist", "TPC_NClsCrossedRows_Hist", kTH1F, {axisCluster});
histos.add("etaHistogram", "etaHistogram", kTH1F, {axisEta});
histos.add("ptHistogram", "ptHistogram", kTH1F, {axisPt});
histos.add("TPCElHistogram", "TPCElHistogram", kTH2F, {{axisPt}, {axisNsigma}});
histos.add("EnergyHistogram", "EnergyHistogram", kTH1F, {axisE});
histos.add("M02Histogram", "M02Histogram", kTH2F, {{axisNsigma}, {axisM02}});
histos.add("M20Histogram", "M20Histogram", kTH2F, {{axisNsigma}, {axisM02}});
histos.add("TrMatchHistogram", "TrMatchHistogram", kTH2F, {{axisdPhi}, {axisdEta}});
histos.add("TrMatchHistogram_mim", "TrMatchHistogram_mim", kTH2F, {{axisdPhi}, {axisdEta}});
histos.add("MatchPhiHistogram", "MatchPhiHistogram", kTH2F, {{axisPhi}, {axisPhi}});
histos.add("MatchEtaHistogram", "MatchEtaHistogram", kTH2F, {{axisEta}, {axisEta}});
histos.add("EopHistogram", "EopHistogram", kTH2F, {{axisPt}, {axisEop}});
histos.add("EopNsigTPCHistogram", "EopNsigTPCHistogram", kTH2F, {{axisNsigma}, {axisEop}});
histos.add("EMCtimeHistogram", "EMCtimeHistogram", kTH1F, {axisEMCtime});
// create registrygrams
registry.add("hZvtx", "Z vertex", kTH1F, {axisZvtx});
registry.add("hEventCounter", "hEventCounter", kTH1F, {axisCounter});
registry.add("hITS_Chi2", "ITS #chi^{2}", kTH1F, {axisChi2});
registry.add("hTPC_Chi2", "TPC #chi^{2}", kTH1F, {axisChi2});
registry.add("hTPC_NCls", "TPC NCls", kTH1F, {axisCluster});
registry.add("hITS_NCls", "ITS NCls", kTH1F, {axisITSNCls});
registry.add("hTPC_NClsCrossedRows", "TPC NClsCrossedRows", kTH1F, {axisCluster});
registry.add("hEta", "track eta", kTH1F, {axisEta});
registry.add("hPt", "track pt", kTH1F, {axisPt});
registry.add("hTPCNsigma", "TPC electron Nsigma", kTH2F, {{axisPt}, {axisNsigma}});
registry.add("hEnergy", "EMC cluster energy", kTH1F, {axisE});
registry.add("hM02", "EMC M02", kTH2F, {{axisNsigma}, {axisM02}});
registry.add("hM20", "EMC M20", kTH2F, {{axisNsigma}, {axisM02}});
registry.add("hTrMatch", "Track EMC Match", kTH2F, {{axisdPhi}, {axisdEta}});
registry.add("hTrMatch_mim", "Track EMC Match minimu minimumm", kTH2F, {{axisdPhi}, {axisdEta}});
registry.add("hMatchPhi", "Match in Phi", kTH2F, {{axisPhi}, {axisPhi}});
registry.add("hMatchEta", "Match in Eta", kTH2F, {{axisEta}, {axisEta}});
registry.add("hEop", "energy momentum match", kTH2F, {{axisPt}, {axisEop}});
registry.add("hEopNsigTPC", "Eop vs. Nsigma", kTH2F, {{axisNsigma}, {axisEop}});
registry.add("hEMCtime", "EMC timing", kTH1F, {axisEMCtime});
}

// void process(soa::Filtered<aod::Collisions>::iterator const& collision, SelectedClusters const& clusters, TrackEle const& tracks, o2::aod::EMCALMatchedTracks const& matchedtracks)
void process(soa::Filtered<aod::Collisions>::iterator const& collision, SelectedClusters const& emcClusters, TrackEle const& tracks, o2::aod::EMCALMatchedTracks const& matchedtracks)
{
histos.fill(HIST("hEventCounter"), 0.5);
registry.fill(HIST("hEventCounter"), 0.5);

// LOGF(info, "Collision index : %d", collision.index());
// LOGF(info, "Number of tracks: %d", tracks.size());
// LOGF(info, "Number of clusters: %d", clusters.size());
// LOGF(info, "Number of clusters: %d", emcClusters.size());

histos.fill(HIST("ZvtxHistogram"), collision.posZ());
registry.fill(HIST("hZvtx"), collision.posZ());

for (const auto& track : tracks) {

histos.fill(HIST("etaHistogram"), track.eta());
histos.fill(HIST("ITS_Chi2_Hist"), track.itsChi2NCl());
histos.fill(HIST("TPC_Chi2_Hist"), track.tpcChi2NCl());
histos.fill(HIST("TPC_NCls_Hist"), track.tpcNClsFound());
histos.fill(HIST("ITS_NCls_Hist"), track.itsNCls());
histos.fill(HIST("TPC_NClsCrossedRows_Hist"), track.tpcNClsCrossedRows());
registry.fill(HIST("hEta"), track.eta());
registry.fill(HIST("hITS_Chi2"), track.itsChi2NCl());
registry.fill(HIST("hTPC_Chi2"), track.tpcChi2NCl());
registry.fill(HIST("hTPC_NCls"), track.tpcNClsFound());
registry.fill(HIST("hITS_NCls"), track.itsNCls());
registry.fill(HIST("hTPC_NClsCrossedRows"), track.tpcNClsCrossedRows());

if (std::abs(track.eta()) > etaup)
if (std::abs(track.eta()) > etaup_cut)
continue;
if (track.tpcNClsCrossedRows() < tpcNclCr_cut)
continue;
Expand All @@ -165,14 +173,14 @@ struct HfTaskElectronWeakBoson {
continue;
if (track.pt() < mimpT_cut)
continue;
histos.fill(HIST("ptHistogram"), track.pt());
histos.fill(HIST("TPCElHistogram"), track.p(), track.tpcNSigmaEl());
registry.fill(HIST("hPt"), track.pt());
registry.fill(HIST("hTPCNsigma"), track.p(), track.tpcNSigmaEl());

// track - match

if (emcClusters.size() < 1)
if (!emcClusters.size())
continue;
if (track.phi() < 1.39 || track.phi() > 3.15)
if (track.phi() < emcacc_phimin || track.phi() > emcacc_phimax)
continue;
auto tracksofcluster = matchedtracks.sliceBy(perClusterMatchedTracks, track.globalIndex());

Expand All @@ -182,59 +190,65 @@ struct HfTaskElectronWeakBoson {
double dPhi_mim = 999.9;
double dEta_mim = 999.9;

if (tracksofcluster.size() > 0) {
if (tracksofcluster.size()) {
int nmatch = 0;
for (const auto& match : tracksofcluster) {
if (match.emcalcluster_as<SelectedClusters>().time() < minTime || match.emcalcluster_as<SelectedClusters>().time() > maxTime)
continue;
if (match.emcalcluster_as<SelectedClusters>().m02() < minM02 || match.emcalcluster_as<SelectedClusters>().m02() > maxM02)
continue;

double emc_m20 = match.emcalcluster_as<SelectedClusters>().m20();
double emc_m02 = match.emcalcluster_as<SelectedClusters>().m02();
double emc_energy = match.emcalcluster_as<SelectedClusters>().energy();
float emc_m20 = match.emcalcluster_as<SelectedClusters>().m20();
float emc_m02 = match.emcalcluster_as<SelectedClusters>().m02();
float emc_energy = match.emcalcluster_as<SelectedClusters>().energy();
double emc_phi = match.emcalcluster_as<SelectedClusters>().phi();
double emc_eta = match.emcalcluster_as<SelectedClusters>().eta();
double emc_time = match.emcalcluster_as<SelectedClusters>().time();
// LOG(info) << "tr phi0 = " << match.track_as<TrackEle>().phi();
// LOG(info) << "tr phi1 = " << track.phi();
// LOG(info) << "emc phi = " << emc_phi;
if (nmatch == 0) {
double dPhi = match.track_as<TrackEle>().phi() - emc_phi;
double dEta = match.track_as<TrackEle>().eta() - emc_eta;
double dPhi = match.track_as<TrackEle>().phi() - emc_phi;
if (dPhi > o2::constants::math::PI) {
dPhi -= 2 * o2::constants::math::PI;
} else if (dPhi < -o2::constants::math::PI) {
dPhi += 2 * o2::constants::math::PI;
}

histos.fill(HIST("MatchPhiHistogram"), emc_phi, match.track_as<TrackEle>().phi());
histos.fill(HIST("MatchEtaHistogram"), emc_eta, match.track_as<TrackEle>().eta());
registry.fill(HIST("hMatchPhi"), emc_phi, match.track_as<TrackEle>().phi());
registry.fill(HIST("hMatchEta"), emc_eta, match.track_as<TrackEle>().eta());

double R = sqrt(pow(dPhi, 2) + pow(dEta, 2));
double R = std::sqrt(std::pow(dPhi, 2) + std::pow(dEta, 2));
if (R < Rmim) {
Rmim = R;
dPhi_mim = dPhi;
dEta_mim = dEta;
}
histos.fill(HIST("TrMatchHistogram"), dPhi, dEta);
histos.fill(HIST("EMCtimeHistogram"), emc_time);
registry.fill(HIST("hTrMatch"), dPhi, dEta);
registry.fill(HIST("hEMCtime"), emc_time);
registry.fill(HIST("hEnergy"), emc_energy);

if (R < MatchR_cut)
continue;

double eop = emc_energy / match.track_as<TrackEle>().p();
// LOG(info) << "E/p" << eop;
histos.fill(HIST("EopNsigTPCHistogram"), match.track_as<TrackEle>().tpcNSigmaEl(), eop);
histos.fill(HIST("M02Histogram"), match.track_as<TrackEle>().tpcNSigmaEl(), emc_m02);
histos.fill(HIST("M20Histogram"), match.track_as<TrackEle>().tpcNSigmaEl(), emc_m20);
if (match.track_as<TrackEle>().tpcNSigmaEl() > -1.0 && match.track_as<TrackEle>().tpcNSigmaEl() < 3) {
histos.fill(HIST("EopHistogram"), match.track_as<TrackEle>().pt(), eop);
registry.fill(HIST("hEopNsigTPC"), match.track_as<TrackEle>().tpcNSigmaEl(), eop);
registry.fill(HIST("hM02"), match.track_as<TrackEle>().tpcNSigmaEl(), emc_m02);
registry.fill(HIST("hM20"), match.track_as<TrackEle>().tpcNSigmaEl(), emc_m20);
if (match.track_as<TrackEle>().tpcNSigmaEl() > tpcNsiglow_cut && match.track_as<TrackEle>().tpcNSigmaEl() < tpcNsigup_cut) {
registry.fill(HIST("hEop"), match.track_as<TrackEle>().pt(), eop);
}
}

nmatch++;
}
}

if (Rmim < 10.0) {
if (Rmim < MatchR_cut) {
// LOG(info) << "R mim = " << Rmim;
histos.fill(HIST("TrMatchHistogram_mim"), dPhi_mim, dEta_mim);
registry.fill(HIST("hTrMatch_mim"), dPhi_mim, dEta_mim);
}

} // end of track loop
Expand Down

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