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[PWGLF] Add centrality info in derfide data table for double phi #16782

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Merged
skundu692 merged 5 commits into from
Jun 23, 2026
+9 −4
Merged

[PWGLF] Add centrality info in derfide data table for double phi #16782

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f12c747
Fix Lambda spin correlation selection
skundu692 May 1, 2026
11a1e9a
Fix Lambda spin correlation selection
skundu692 May 1, 2026
5040c8a
Fix event selection in MC table for spin correlation and add new proc…
skundu692 May 12, 2026
ba4fcd6
Fix clang-format
skundu692 May 13, 2026
647f6ab
Add centrality info in doublephi derived data
skundu692 Jun 23, 2026
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4 changes: 3 additions & 1 deletion PWGLF/DataModel/ReducedDoublePhiTables.h
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Expand Up @@ -27,6 +27,7 @@ namespace redphievent
{
DECLARE_SOA_COLUMN(NumPos, numPos, int); //! Number of positive Kaon
DECLARE_SOA_COLUMN(NumNeg, numNeg, int); //! Number of negative Kaon
DECLARE_SOA_COLUMN(Centrality, centrality, float); //! Number of negative Kaon
} // namespace redphievent
DECLARE_SOA_TABLE(RedPhiEvents, "AOD", "REDPHIEVENT",
o2::soa::Index<>,
Expand All @@ -36,7 +37,8 @@ DECLARE_SOA_TABLE(RedPhiEvents, "AOD", "REDPHIEVENT",
collision::PosZ,
collision::NumContrib,
redphievent::NumPos,
redphievent::NumNeg);
redphievent::NumNeg,
redphievent::Centrality);
using RedPhiEvent = RedPhiEvents::iterator;

namespace phitrack
Expand Down
7 changes: 4 additions & 3 deletions PWGLF/TableProducer/Resonances/doublephitable.cxx
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@@ -1,4 +1,4 @@
// Copyright 2019-2020 CERN and copyright holders of ALICE O2.

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[name/workflow-file] 

Name of a workflow file must match the name of the main struct in it (without the PWG prefix). (Class implementation files should be in "Core" directories.)
// See https://alice-o2.web.cern.ch/copyright for details of the copyright holders.
// All rights not expressly granted are reserved.
//
Expand All @@ -17,6 +17,7 @@
#include "PWGLF/DataModel/ReducedDoublePhiTables.h"

#include "Common/CCDB/EventSelectionParams.h"
#include "Common/DataModel/Centrality.h"
#include "Common/DataModel/EventSelection.h"
#include "Common/DataModel/Multiplicity.h"
#include "Common/DataModel/PIDResponseITS.h"
Expand Down Expand Up @@ -66,7 +67,7 @@
Configurable<float> cfgCutEta{"cfgCutEta", 0.8, "Eta cut on daughter track"};
Configurable<float> cfgCutDCAxy{"cfgCutDCAxy", 2.0f, "DCAxy range for tracks"};
Configurable<float> cfgCutDCAz{"cfgCutDCAz", 2.0f, "DCAz range for tracks"};
Configurable<float> nsigmaCutTPC{"nsigmacutTPC", 3.0, "Value of the TPC Nsigma cut"};

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[name/configurable] 

Use lowerCamelCase for names of configurables and use the same name for the struct member as for the JSON string. (Declare the type and names on the same line.)
Configurable<float> nsigmaCutTOF{"nsigmaCutTOF", 3.0, "Value of the TOF Nsigma cut"};
Configurable<int> cfgITScluster{"cfgITScluster", 0, "Number of ITS cluster"};
Configurable<int> cfgTPCcluster{"cfgTPCcluster", 70, "Number of TPC cluster"};
Expand All @@ -83,7 +84,7 @@
Filter DCAcutFilter = (nabs(aod::track::dcaXY) < cfgCutDCAxy) && (nabs(aod::track::dcaZ) < cfgCutDCAz);
Filter PIDcutFilter = nabs(aod::pidtpc::tpcNSigmaKa) < nsigmaCutTPC;

using EventCandidates = soa::Filtered<soa::Join<aod::Collisions, aod::EvSels, aod::Mults>>;
using EventCandidates = soa::Filtered<soa::Join<aod::Collisions, aod::EvSels, aod::Mults, aod::CentFT0Ms>>;
using TrackCandidates = soa::Filtered<soa::Join<aod::Tracks, aod::TracksExtra, aod::TracksDCA, aod::TrackSelection, aod::pidTOFbeta, aod::pidTPCFullKa, aod::pidTOFFullKa>>;

SliceCache cache;
Expand Down Expand Up @@ -165,11 +166,11 @@

int Npostrack = 0;
int Nnegtrack = 0;

float centrality = collision.centFT0M();
if (collision.sel8() && collision.selection_bit(aod::evsel::kNoTimeFrameBorder) && collision.selection_bit(aod::evsel::kNoITSROFrameBorder) && collision.selection_bit(aod::evsel::kNoSameBunchPileup) && collision.selection_bit(aod::evsel::kIsGoodZvtxFT0vsPV)) {
auto posThisColl = posTracks->sliceByCached(aod::track::collisionId, collision.globalIndex(), cache);
auto negThisColl = negTracks->sliceByCached(aod::track::collisionId, collision.globalIndex(), cache);
for (auto track1 : posThisColl) {

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[const-ref-in-for-loop] 

Use constant references for non-modified iterators in range-based for loops.
// track selection
if (!selectionTrack(track1)) {
continue;
Expand All @@ -178,7 +179,7 @@
if (!selectionPID(track1)) {
continue;
}
if (!(itsResponse.nSigmaITS<o2::track::PID::Kaon>(track1) > -3.0 && itsResponse.nSigmaITS<o2::track::PID::Kaon>(track1) < 3.0)) {

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[magic-number] 

Avoid magic numbers in expressions. Assign the value to a clearly named variable or constant.
continue;
}
Npostrack = Npostrack + 1;
Expand All @@ -187,7 +188,7 @@
qaRegistry.fill(HIST("hNsigmaPtkaonTOF"), track1.tofNSigmaKa(), track1.pt());
}
auto track1ID = track1.globalIndex();
for (auto track2 : negThisColl) {

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[const-ref-in-for-loop] 

Use constant references for non-modified iterators in range-based for loops.
// track selection
if (!selectionTrack(track2)) {
continue;
Expand All @@ -203,7 +204,7 @@
if (track2ID == track1ID) {
continue;
}
if (!(itsResponse.nSigmaITS<o2::track::PID::Kaon>(track2) > -3.0 && itsResponse.nSigmaITS<o2::track::PID::Kaon>(track2) < 3.0)) {

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[magic-number] 

Avoid magic numbers in expressions. Assign the value to a clearly named variable or constant.
continue;
}
if (!selectionPair(track1, track2)) {
Expand Down Expand Up @@ -258,7 +259,7 @@
if (keepEventDoublePhi && numberPhi > 1 && Npostrack > 1 && Nnegtrack > 1 && (phiresonance.size() == phiresonanced1.size()) && (phiresonance.size() == phiresonanced2.size())) {
qaRegistry.fill(HIST("hEventstat"), 1.5);
/////////// Fill collision table///////////////
redPhiEvents(bc.globalBC(), currentRunNumber, bc.timestamp(), collision.posZ(), collision.numContrib(), Npostrack, Nnegtrack);
redPhiEvents(bc.globalBC(), currentRunNumber, bc.timestamp(), collision.posZ(), collision.numContrib(), Npostrack, Nnegtrack, centrality);
auto indexEvent = redPhiEvents.lastIndex();
//// Fill track table for Phi//////////////////
for (auto if1 = phiresonance.begin(); if1 != phiresonance.end(); ++if1) {
Expand Down
2 changes: 2 additions & 0 deletions PWGLF/Tasks/Resonances/doublephimeson.cxx
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Expand Up @@ -31,7 +31,7 @@
#include <Math/Vector3Dfwd.h>
#include <Math/Vector4D.h> // IWYU pragma: keep (do not replace with Math/Vector4Dfwd.h)
#include <Math/Vector4Dfwd.h>
#include <TLorentzVector.h>

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[root/lorentz-vector] 

Do not use the TLorentzVector legacy class. Use std::array with RecoDecay methods or the ROOT::Math::LorentzVector template instead.
#include <TMath.h>
#include <TMathBase.h>
#include <TVector2.h>
Expand Down Expand Up @@ -181,6 +181,7 @@
histos.add("hDeltaRkaonplus", "hDeltaRkaonplus", kTH1F, {{800, 0.0, 8.0}});
histos.add("hDeltaRkaonminus", "hDeltaRkaonminus", kTH1F, {{800, 0.0, 8.0}});
histos.add("hPtCorrelation", "hPtCorrelation", kTH2F, {{400, 0.0, 40.0}, {5000, 0.0, 100.0}});
histos.add("hPtCent", "hPtCent", kTH2F, {{100, 0.0, 100.0}, {100, 0.0, 100.0}});
const AxisSpec thnAxisdeltapt{configThnAxisDeltaPt, "Delta pt"};
const AxisSpec thnAxisdaughterpt{configThnAxisDaughterPt, "Daughter pt"};
const AxisSpec thnAxisInvMass{configThnAxisInvMass, "#it{M} (GeV/#it{c}^{2})"};
Expand Down Expand Up @@ -226,9 +227,9 @@
}

// get kstar
TLorentzVector trackSum, PartOneCMS, PartTwoCMS, trackRelK;

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[root/lorentz-vector] 

Do not use the TLorentzVector legacy class. Use std::array with RecoDecay methods or the ROOT::Math::LorentzVector template instead.
float getkstar(const TLorentzVector part1,

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[root/lorentz-vector] 

Do not use the TLorentzVector legacy class. Use std::array with RecoDecay methods or the ROOT::Math::LorentzVector template instead.
const TLorentzVector part2)

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[root/lorentz-vector] 

Do not use the TLorentzVector legacy class. Use std::array with RecoDecay methods or the ROOT::Math::LorentzVector template instead.
{
// const TLorentzVector trackSum = part1 + part2;
trackSum = part1 + part2;
Expand Down Expand Up @@ -1780,6 +1781,7 @@
}
if (pairPt > minExoticPt) {
histos.fill(HIST("hPtCorrelation"), pairPt, ptcorr);
histos.fill(HIST("hPtCent"), pairPt, collision.centrality());
histos.fill(HIST("SEMassUnlike_AllVars"),
M,
pairPt,
Expand Down
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