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[PWGLF] Add lambda eta in tree and add info of event plane #13131

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Merged
romainschotter merged 3 commits into from
Sep 26, 2025
Merged

[PWGLF] Add lambda eta in tree and add info of event plane #13131

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4afa649
add lambda eta in tree and add info of event plane computed with T0A …
Sep 25, 2025
1e4381c
Please consider the following formatting changes
alibuild Sep 25, 2025
f9448db
Merge pull request #38 from alibuild/alibot-cleanup-13131
ChiaraDeMartin95 Sep 25, 2025
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2 changes: 1 addition & 1 deletion PWGLF/DataModel/cascqaanalysis.h
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@@ -1,4 +1,4 @@
// Copyright 2019-2020 CERN and copyright holders of ALICE O2.

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[doc/file] 

Provide mandatory file documentation.
// See https://alice-o2.web.cern.ch/copyright for details of the copyright holders.
// All rights not expressly granted are reserved.
//
Expand All @@ -11,7 +11,7 @@
///
/// \brief QA task for Cascade analysis using derived data
///
/// \author Francesca Ercolessi (francesca.ercolessi@cern.ch)

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[doc/file] 

Documentation for \file is missing, incorrect or misplaced.

#ifndef PWGLF_DATAMODEL_CASCQAANALYSIS_H_
#define PWGLF_DATAMODEL_CASCQAANALYSIS_H_
Expand Down Expand Up @@ -40,21 +40,21 @@
EvINELgt1 = 0x4 // Event with at least 2 PV contributors from the |eta| < 1
};

DECLARE_SOA_COLUMN(CollisionZ, zcoll, float);

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[name/o2-column] 

Use UpperCamelCase for names of O2 columns and matching lowerCamelCase names for their getters.
DECLARE_SOA_COLUMN(CentFT0M, centFT0M, float);
DECLARE_SOA_COLUMN(CentFV0A, centFV0A, float);
DECLARE_SOA_COLUMN(MultFT0M, multFT0M, float);
DECLARE_SOA_COLUMN(MultFV0A, multFV0A, float);
DECLARE_SOA_COLUMN(Sign, sign, int);
DECLARE_SOA_COLUMN(Pt, pt, float);
DECLARE_SOA_COLUMN(RapXi, rapxi, float);

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DECLARE_SOA_COLUMN(RapOmega, rapomega, float);

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[name/o2-column] 

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DECLARE_SOA_COLUMN(Eta, eta, float);
DECLARE_SOA_COLUMN(MassXi, massxi, float);

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DECLARE_SOA_COLUMN(MassOmega, massomega, float);

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[name/o2-column] 

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DECLARE_SOA_COLUMN(MassLambdaDau, masslambdadau, float);

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DECLARE_SOA_COLUMN(CascRadius, cascradius, float);

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[name/o2-column] 

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DECLARE_SOA_COLUMN(V0Radius, v0radius, float);

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Use UpperCamelCase for names of O2 columns and matching lowerCamelCase names for their getters.
DECLARE_SOA_COLUMN(CascCosPA, casccospa, float);
DECLARE_SOA_COLUMN(V0CosPA, v0cospa, float);
DECLARE_SOA_COLUMN(DCAPosToPV, dcapostopv, float);
Expand Down Expand Up @@ -181,7 +181,7 @@
cascadesflow::CentFT0C, cascadesflow::IsNoCollInTimeRange, cascadesflow::IsNoCollInRof, cascadesflow::HasEventPlane, cascadesflow::HasSpectatorPlane, cascadesflow::Sign, cascadesflow::Pt, cascadesflow::Eta, cascadesflow::Phi, cascadesflow::MassLambda, cascadesflow::MassXi, cascadesflow::MassOmega, cascadesflow::V2CSP, cascadesflow::V2CEP, cascadesflow::V1SPzdcA, cascadesflow::V1SPzdcC, cascadesflow::PsiT0C, cascadesflow::BDTResponseXi, cascadesflow::BDTResponseOmega, cascadesflow::CosThetaStarLambdaFromOmega, cascadesflow::CosThetaStarLambdaFromXi, cascadesflow::CosThetaStarProton, mycascades::McPdgCode);

DECLARE_SOA_TABLE(LambdaAnalysis, "AOD", "LambdaAnalysis", o2::soa::Index<>,
cascadesflow::CentFT0C, cascadesflow::HasEventPlane, cascadesflow::HasSpectatorPlane, cascadesflow::Sign, cascadesflow::Pt, cascadesflow::Phi, cascadesflow::MassLambda, cascadesflow::V0Radius, cascadesflow::DcaPosToPV, cascadesflow::DcaNegToPV, cascadesflow::V0CosPA, cascadesflow::DcaV0Daughters, cascadesflow::V2CEP, cascadesflow::PsiT0C, cascadesflow::Pzs2Lambda, cascadesflow::Cos2ThetaLambda, cascadesflow::CosThetaLambda);
cascadesflow::CentFT0C, cascadesflow::HasEventPlane, cascadesflow::HasSpectatorPlane, cascadesflow::Sign, cascadesflow::Pt, cascadesflow::Phi, cascadesflow::Eta, cascadesflow::MassLambda, cascadesflow::V0Radius, cascadesflow::DcaPosToPV, cascadesflow::DcaNegToPV, cascadesflow::V0CosPA, cascadesflow::DcaV0Daughters, cascadesflow::V2CEP, cascadesflow::PsiT0C, cascadesflow::Pzs2Lambda, cascadesflow::Cos2ThetaLambda, cascadesflow::CosThetaLambda);

namespace myMCcascades
{
Expand Down
27 changes: 23 additions & 4 deletions PWGLF/TableProducer/Strangeness/cascadeflow.cxx
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Expand Up @@ -47,7 +47,7 @@ using std::array;

using DauTracks = soa::Join<aod::DauTrackExtras, aod::DauTrackTPCPIDs>;
using CollEventPlane = soa::Join<aod::StraCollisions, aod::StraCents, aod::StraEvSels, aod::StraFT0CQVs, aod::StraFT0CQVsEv, aod::StraTPCQVs, aod::StraStamps>::iterator;
using CollEventPlaneCentralFW = soa::Join<aod::StraCollisions, aod::StraCents, aod::StraEvSels, aod::StraFT0CQVs, aod::StraTPCQVs, aod::StraStamps>::iterator;
using CollEventPlaneCentralFW = soa::Join<aod::StraCollisions, aod::StraCents, aod::StraEvSels, aod::StraFT0CQVs, aod::StraFT0MQVs, aod::StraFV0AQVs, aod::StraTPCQVs, aod::StraStamps>::iterator;
using CollEventAndSpecPlane = soa::Join<aod::StraCollisions, aod::StraCents, aod::StraEvSels, aod::StraFT0CQVs, aod::StraFT0CQVsEv, aod::StraTPCQVs, aod::StraZDCSP, aod::StraStamps>::iterator;
using CollEventAndSpecPlaneCentralFW = soa::Join<aod::StraCollisions, aod::StraCents, aod::StraEvSels, aod::StraFT0CQVs, aod::StraTPCQVs, aod::StraZDCSP, aod::StraStamps>::iterator;
using MCCollisionsStra = soa::Join<aod::StraMCCollisions, aod::StraMCCollMults>;
Expand Down Expand Up @@ -153,6 +153,10 @@ static const std::vector<std::string> labelsCutScore = {"Background score", "Sig

struct cascadeFlow {

Configurable<bool> isQVecT0C{"isQVecT0C", 1, ""};
Configurable<bool> isQVecT0M{"isQVecT0M", 0, ""};
Configurable<bool> isQVecV0A{"isQVecV0A", 0, ""};

// Output filling criteria
struct : ConfigurableGroup {
Configurable<bool> isFillTree{"isFillTree", 1, ""};
Expand Down Expand Up @@ -660,6 +664,7 @@ struct cascadeFlow {
chargeIndex,
v0.pt(),
v0.phi(),
v0.eta(),
invMassLambda,
v0.v0radius(),
v0.dcapostopv(),
Expand Down Expand Up @@ -1651,9 +1656,23 @@ struct cascadeFlow {
return;
}

double qvecRe = 0;
double qvecIm = 0;

if (isQVecT0C) {
qvecRe = coll.qvecFT0CRe();
qvecIm = coll.qvecFT0CIm();
} else if (isQVecT0M) {
qvecRe = coll.qvecFT0MRe();
qvecIm = coll.qvecFT0MIm();
} else if (isQVecV0A) {
qvecRe = coll.qvecFV0ARe();
qvecIm = coll.qvecFV0AIm();
}

// select only events used for the calibration of the event plane
if (isGoodEventEP) {
if (std::abs(coll.qvecFT0CRe()) > 990 || std::abs(coll.qvecFT0CIm()) > 990 || std::abs(coll.qvecBNegRe()) > 990 || std::abs(coll.qvecBNegIm()) > 990 || std::abs(coll.qvecBPosRe()) > 990 || std::abs(coll.qvecBPosIm()) > 990) {
if (std::abs(qvecRe) > 990 || std::abs(qvecIm) > 990 || std::abs(coll.qvecBNegRe()) > 990 || std::abs(coll.qvecBNegIm()) > 990 || std::abs(coll.qvecBPosRe()) > 990 || std::abs(coll.qvecBPosIm()) > 990) {
return;
}
}
Expand All @@ -1669,11 +1688,11 @@ struct cascadeFlow {
histos.fill(HIST("hEventCentrality"), coll.centFT0C());
histos.fill(HIST("hEventVertexZ"), coll.posZ());

ROOT::Math::XYZVector eventplaneVecT0C{coll.qvecFT0CRe(), coll.qvecFT0CIm(), 0};
ROOT::Math::XYZVector eventplaneVecT0C{qvecRe, qvecIm, 0};
ROOT::Math::XYZVector eventplaneVecTPCA{coll.qvecBPosRe(), coll.qvecBPosIm(), 0};
ROOT::Math::XYZVector eventplaneVecTPCC{coll.qvecBNegRe(), coll.qvecBNegIm(), 0};

const float psiT0C = std::atan2(coll.qvecFT0CIm(), coll.qvecFT0CRe()) * 0.5f;
const float psiT0C = std::atan2(qvecIm, qvecRe) * 0.5f;
const float psiTPCA = std::atan2(coll.qvecBPosIm(), coll.qvecBPosRe()) * 0.5f;
const float psiTPCC = std::atan2(coll.qvecBNegIm(), coll.qvecBNegRe()) * 0.5f;
float psiT0CCorr = psiT0C;
Expand Down
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