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[PWGLF] Fix process function #12993

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Merged
fmazzasc merged 2 commits into from
Sep 17, 2025
Merged

[PWGLF] Fix process function #12993

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9e48029
Fix process function
Sep 16, 2025
e30c3fd
move to derived data
Sep 16, 2025
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66 changes: 33 additions & 33 deletions PWGLF/Tasks/Strangeness/xiLambdaCorr.cxx
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Original file line number Diff line number Diff line change
Expand Up @@ -9,29 +9,17 @@
// granted to it by virtue of its status as an Intergovernmental Organization
// or submit itself to any jurisdiction.

#include "PWGLF/DataModel/LFDoubleCascTables.h"
#include "PWGLF/DataModel/LFStrangenessPIDTables.h"
#include "PWGLF/DataModel/LFStrangenessTables.h"

#include "Common/Core/PID/TPCPIDResponse.h"
#include "Common/Core/RecoDecay.h"
#include "Common/Core/trackUtilities.h"
#include "Common/DataModel/Centrality.h"
#include "Common/DataModel/EventSelection.h"
#include "Common/DataModel/Multiplicity.h"
#include "Common/DataModel/PIDResponse.h"
#include "Common/DataModel/TrackSelectionTables.h"

#include "DataFormatsParameters/GRPMagField.h"
#include "DataFormatsParameters/GRPObject.h"
#include "DetectorsBase/GeometryManager.h"
#include "DetectorsBase/Propagator.h"

#include "Framework/ASoAHelpers.h"
#include "Framework/AnalysisDataModel.h"
#include "Framework/AnalysisTask.h"
#include "Framework/runDataProcessing.h"
#include "ReconstructionDataFormats/Track.h"

#include "TDatabasePDG.h"

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[pdg/database] 

Do not use TDatabasePDG directly. Use o2::constants::physics::Mass... or Service<o2::framework::O2DatabasePDG> instead.
#include <Math/Vector4D.h>

#include <random>
Expand All @@ -42,21 +30,22 @@
using namespace o2::framework;
using namespace o2::framework::expressions;

using Collisions = soa::Join<aod::Collisions, aod::EvSels, aod::MultZeqs, aod::FT0Mults>::iterator;
using FullCascades = aod::CascDataExt;
using FullV0s = aod::V0Datas;
using TracksFull = soa::Join<aod::Tracks, aod::TracksExtra, aod::TracksCovIU, aod::pidTPCPi, aod::pidTPCPr, aod::pidTPCKa>;
using Collisions = soa::Join<aod::StraCollisions, aod::StraCents, aod::StraEvSels, aod::StraStamps>::iterator;
using FullV0s = soa::Join<aod::V0CollRefs, aod::V0Cores, aod::V0Extras>;
using FullCascades = soa::Join<aod::CascCollRefs, aod::CascCores, aod::CascExtras, aod::CascBBs>;
using TracksFull = soa::Join<aod::DauTrackExtras, aod::DauTrackTPCPIDs>;

struct xiLambdaCorr {
ConfigurableAxis centAxis{"centAxis", {106, 0, 106}, "binning for the centrality"};
ConfigurableAxis zVtxAxis{"zVtxBins", {100, -20.f, 20.f}, "Binning for the vertex z in cm"};
// binning of (anti)lambda mass QA histograms
ConfigurableAxis massLambdaAxis{"massLambdaAxis", {200, o2::constants::physics::MassLambda - 0.05f, o2::constants::physics::MassLambda + 0.05f}, "binning for the lambda invariant-mass"};
ConfigurableAxis massXiAxis{"massXiAxis", {200, o2::constants::physics::MassXiMinus - 0.05f, o2::constants::physics::MassXiMinus + 0.05f}, "binning for the Xi invariant-mass"};
ConfigurableAxis massLambdaAxis{"massLambdaAxis", {100, o2::constants::physics::MassLambda - 0.05f, o2::constants::physics::MassLambda + 0.05f}, "binning for the lambda invariant-mass"};
ConfigurableAxis massXiAxis{"massXiAxis", {100, o2::constants::physics::MassXiMinus - 0.05f, o2::constants::physics::MassXiMinus + 0.05f}, "binning for the Xi invariant-mass"};
ConfigurableAxis massXiLambdaAxis{"massXiLambdaAxis", {200, o2::constants::physics::MassXiMinus + o2::constants::physics::MassLambda, o2::constants::physics::MassXiMinus + o2::constants::physics::MassLambda + 0.1f}, "binning for the Xi+Lambda invariant-mass"};
ConfigurableAxis cosPAxis{"cosPAxis", {10, 0.99f, 1.f}, "binning for the cosine of the pointing angle"};

Configurable<float> zVtxMax{"zVtxMax", 10.0f, "maximum z position of the primary vertex"};
Configurable<float> etaMax{"etaMax", 0.9f, "maximum eta"};
ConfigurableAxis momAxis{"momAxisFine", {5.e2, 0.f, 5.f}, "momentum axis binning"};
ConfigurableAxis momAxis{"momAxisFine", {50, 0.f, 10.f}, "momentum axis binning"};
ConfigurableAxis mixTypeAxis{"mixTypeAxis", {4, -0.5f, 3.5f}, "mixing type axis"}; // xi - lambda , xi - anti-lambda, anti-xi - lambda, anti-xi - anti-lambda

Configurable<float> cascPtMin{"cascPtMin", 1.f, "minimum (anti)casc pT (GeV/c)"};
Expand All @@ -83,9 +72,6 @@
template <class T>
bool selectTrack(T const& track)
{
if (std::abs(track.eta()) > etaMax) {
return false;
}
if (track.tpcNClsFound() < minNTPCClus) {
return false;
}
Expand All @@ -98,39 +84,43 @@
histos.add<TH1>("QA/zVtx", ";#it{z}_{vtx} (cm);Entries", HistType::kTH1F, {zVtxAxis});
histos.add<TH2>("QA/massLambda", ";#it{p}_{T} (GeV/#it{c});#it{m}_{#Lambda} (GeV/#it{c}^{2})", HistType::kTH2F, {momAxis, massLambdaAxis});
histos.add<TH2>("QA/massXi", ";#it{p}_{T} (GeV/#it{c});#it{m}_{#Xi} (GeV/#it{c}^{2})", HistType::kTH2F, {momAxis, massXiAxis});
histos.add("xiMinusLambda", "", {HistType::kTHnSparseF, {massXiLambdaAxis, momAxis, mixTypeAxis}});
histos.add("xiMinusLambda", "", {HistType::kTHnSparseF, {massXiLambdaAxis, momAxis, massXiAxis, massLambdaAxis, cosPAxis, cosPAxis, mixTypeAxis}});
}

template <class C, class T>
bool isSelectedCasc(C const& collision, T const&, FullCascades::iterator const& casc)
{

auto bachelor = casc.bachelor_as<T>();
auto posDau = casc.posTrack_as<T>();
auto negDau = casc.negTrack_as<T>();
if (std::abs(casc.positiveeta()) > 0.9 || std::abs(casc.negativeeta()) > 0.9 || std::abs(casc.bacheloreta()) > 0.9) {
return false;
}

auto bachelor = casc.bachTrackExtra_as<T>();
auto posDau = casc.posTrackExtra_as<T>();
auto negDau = casc.negTrackExtra_as<T>();

if (!selectTrack(bachelor) || !selectTrack(posDau) || !selectTrack(negDau)) {
return false;
}
if (casc.sign() > 0) {
if (TMath::Abs(posDau.tpcNSigmaPi()) > nSigmaTPCCut || TMath::Abs(negDau.tpcNSigmaPr()) > nSigmaTPCCut) {

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Replace ROOT entities with equivalents from standard C++ or from O2.
return false;
}
} else if (casc.sign() < 0) {
if (TMath::Abs(negDau.tpcNSigmaPi()) > nSigmaTPCCut || TMath::Abs(posDau.tpcNSigmaPr()) > nSigmaTPCCut) {

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return false;
}
}
if (TMath::Abs(casc.dcabachtopv()) < dcaBachToPV) {

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return false;
}
if (TMath::Abs(casc.dcacascdaughters()) > dcaV0Bach) {

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Replace ROOT entities with equivalents from standard C++ or from O2.
return false;
}
if (casc.v0cosPA(collision.posX(), collision.posY(), collision.posZ()) < minCascCosPA) {
return false;
}
if (TMath::Abs(casc.eta()) > etaMax) {

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return false;
}
// mass cuts
Expand All @@ -138,6 +128,7 @@
if (casc.mXi() > o2::constants::physics::MassXiMinus - mXiWindow && casc.mXi() < o2::constants::physics::MassXiMinus + mXiWindow) {
massInWindow = true;
}

if (!massInWindow) {
return false;
}
Expand All @@ -148,30 +139,34 @@
template <class T>
bool isSelectedLambda(T const&, FullV0s::iterator const& v0)
{
auto posDau = v0.posTrack_as<T>();
auto negDau = v0.negTrack_as<T>();
auto posDau = v0.posTrackExtra_as<T>();
auto negDau = v0.negTrackExtra_as<T>();

if (std::abs(v0.positiveeta()) > 0.9 || std::abs(v0.negativeeta()) > 0.9) {
return false;
}

if (!selectTrack(posDau) || !selectTrack(negDau)) {
return false;
}
if (v0.alpha() > 0) {
if (TMath::Abs(posDau.tpcNSigmaPr()) > nSigmaTPCCut || TMath::Abs(negDau.tpcNSigmaPi()) > nSigmaTPCCut) {

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return false;
}
} else {
if (TMath::Abs(posDau.tpcNSigmaPi()) > nSigmaTPCCut || TMath::Abs(negDau.tpcNSigmaPr()) > nSigmaTPCCut) {

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return false;
}
}

if (TMath::Abs(v0.dcapostopv()) < dcaLambdaDauToPV || TMath::Abs(v0.dcanegtopv()) < dcaLambdaDauToPV) {

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return false;
}

if (v0.v0cosPA() < minLambdaCosPA) {
return false;
}
if (TMath::Abs(v0.eta()) > etaMax) {

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return false;
}
// mass cuts
Expand All @@ -198,7 +193,7 @@
if (!isSelectedLambda(tracks, v0)) {
continue;
}
if (casc.posTrackId() == v0.posTrackId() || casc.posTrackId() == v0.negTrackId()) {
if (casc.posTrackExtraId() == v0.posTrackExtraId() || casc.posTrackExtraId() == v0.negTrackExtraId()) {
continue;
}

Expand All @@ -216,7 +211,11 @@
ROOT::Math::LorentzVector<ROOT::Math::PxPyPzM4D<float>> cascMom4D(casc.px(), casc.py(), casc.pz(), o2::constants::physics::MassXiMinus);
ROOT::Math::LorentzVector<ROOT::Math::PxPyPzM4D<float>> lambdaMom4D{v0.px(), v0.py(), v0.pz(), o2::constants::physics::MassLambda};
auto xiLambdaMom4D = cascMom4D + lambdaMom4D;
histos.fill(HIST("xiMinusLambda"), xiLambdaMom4D.M(), xiLambdaMom4D.Pt(), mixType);
float massLambda = v0.alpha() > 0 ? v0.mLambda() : v0.mAntiLambda();
float massXi = casc.mXi();
float cosPAxi = casc.v0cosPA(collision.posX(), collision.posY(), collision.posZ());
float cosPAlambda = v0.v0cosPA();
histos.fill(HIST("xiMinusLambda"), xiLambdaMom4D.M(), xiLambdaMom4D.Pt(), massXi, massLambda, cosPAxi, cosPAlambda, mixType);
}
}
};
Expand All @@ -236,6 +235,7 @@
histos.fill(HIST("QA/zVtx"), collision.posZ());
fillXiLambda(collision, tracks, v0s, cascades);
}
PROCESS_SWITCH(xiLambdaCorr, processData, "Process data", true);
};

WorkflowSpec defineDataProcessing(ConfigContext const& cfgc)
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