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[PWGLF] reduced derived table size and updated the rejection condition of tracks #17378

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Merged
prottayCMT merged 2 commits into from
Aug 8, 2026
+35 −89
Merged

[PWGLF] reduced derived table size and updated the rejection condition of tracks #17378

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e7e6203
reduced derived table size
Aug 7, 2026
a713796
updated
Aug 7, 2026
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124 changes: 35 additions & 89 deletions PWGLF/TableProducer/Resonances/cksspinalignment.cxx
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Original file line number Diff line number Diff line change
@@ -1,4 +1,4 @@
// Copyright 2019-2020 CERN and copyright holders of ALICE O2.

Check failure on line 1 in PWGLF/TableProducer/Resonances/cksspinalignment.cxx

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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 Down Expand Up @@ -97,8 +97,6 @@
enum PionPidBits : uint8_t {
kPID1 = 1u << 0,
kPID2 = 1u << 1,
kPID3 = 1u << 2,
kPID4 = 1u << 3
};

Configurable<float> confV0PtMin{"confV0PtMin", 0.0f, "Minimum K0s pT"};
Expand Down Expand Up @@ -143,52 +141,16 @@
{
return candidate.isGlobalTrack() &&
candidate.isPVContributor() &&
candidate.itsNCls() >= grpPion.itsclusterPiMeson &&
candidate.tpcNClsCrossedRows() >= grpPion.tpcCrossedRowsPiMeson &&
std::abs(candidate.dcaXY()) <= grpPion.cutDCAxyPiMeson &&
std::abs(candidate.dcaZ()) <= grpPion.cutDCAzPiMeson &&
std::abs(candidate.eta()) <= grpPion.cutEtaPiMeson &&
candidate.pt() >= grpPion.cutPTPiMeson;
candidate.itsNCls() > grpPion.itsclusterPiMeson &&
candidate.tpcNClsCrossedRows() > grpPion.tpcCrossedRowsPiMeson &&
std::abs(candidate.dcaXY()) < grpPion.cutDCAxyPiMeson &&
std::abs(candidate.dcaZ()) < grpPion.cutDCAzPiMeson &&
std::abs(candidate.eta()) < grpPion.cutEtaPiMeson &&
candidate.pt() > grpPion.cutPTPiMeson;
}

template <typename T>
bool selectionPID(const T& candidate)
{
const float nTPC = candidate.tpcNSigmaPi();

if (!candidate.hasTOF()) {
return std::abs(nTPC) < grpPion.nsigmaCutTPCPiMeson;
}

if (candidate.beta() <= grpPion.cutTOFBetaPiMeson) {
return false;
}

return std::abs(nTPC) < grpPion.nsigmaCutTPCPiMeson &&
std::abs(candidate.tofNSigmaPi()) < grpPion.nsigmaCutTOFPiMeson;
}

template <typename T>
bool selectionPID2(const T& candidate)
{
const float nTPC = candidate.tpcNSigmaPi();

if (!candidate.hasTOF()) {
return std::abs(nTPC) < grpPion.nsigmaCutTPCPiMeson;
}

if (candidate.beta() <= grpPion.cutTOFBetaPiMeson) {
return false;
}

const float nTOF = candidate.tofNSigmaPi();
const float nCombined = std::sqrt(nTPC * nTPC + nTOF * nTOF);

return nCombined < grpPion.nsigmaCutTOFPiMeson;
}

template <typename T>
bool selectionPID3(const T& candidate)
{
const float pt = candidate.pt();
const float nTPC = candidate.tpcNSigmaPi();
Expand All @@ -212,7 +174,7 @@
}

template <typename T>
bool selectionPID4(const T& candidate)
bool selectionPID2(const T& candidate)
{
const float pt = candidate.pt();
const float nTPC = candidate.tpcNSigmaPi();
Expand Down Expand Up @@ -248,14 +210,6 @@
mask |= kPID2;
}

if (selectionPID3(trk)) {
mask |= kPID3;
}

if (selectionPID4(trk)) {
mask |= kPID4;
}

return mask;
}

Expand Down Expand Up @@ -285,11 +239,11 @@

Filter collisionFilter = nabs(aod::collision::posZ) < cfgCutVertex;
Filter centralityFilter = (aod::cent::centFT0C < cfgCutCentralityMax && aod::cent::centFT0C >= cfgCutCentralityMin);
Filter acceptanceFilter = (nabs(aod::track::eta) < cfgCutEta && aod::track::pt > cfgCutPt);

using EventCandidates = soa::Filtered<soa::Join<aod::Collisions, aod::EvSels, aod::CentFT0Cs, aod::EPCalibrationTables, aod::FT0Mults, aod::TPCMults, aod::CentFT0Ms, aod::CentFT0As>>;
using AllTrackCandidates = soa::Filtered<soa::Join<aod::Tracks, aod::TracksExtra, aod::TracksDCA, aod::TrackSelection, aod::pidTPCFullPi, aod::pidTOFFullPi, aod::pidTOFbeta>>;
using FullTrackCandidates = soa::Join<aod::Tracks, aod::TracksExtra, aod::TracksDCA, aod::TrackSelection, aod::pidTPCFullPi, aod::pidTOFFullPi, aod::pidTOFbeta>;
using ResoV0s = aod::V0Datas;
Partition<FullTrackCandidates> bachelorPionCandidates = nabs(aod::track::eta) < cfgCutEta && aod::track::pt > cfgCutPt;

template <typename Collision, typename V0>
bool selectionV0(Collision const& collision, V0 const& candidate)
Expand All @@ -300,35 +254,35 @@
const float cpav0 = candidate.v0cosPA();
const float ctauKShort = candidate.distovertotmom(collision.posX(), collision.posY(), collision.posZ()) * o2::constants::physics::MassK0;

if (std::abs(candidate.dcav0topv()) > cMaxV0DCA) {
if (std::abs(candidate.dcav0topv()) >= cMaxV0DCA) {
return false;
}

if (pT < confV0PtMin || pT > confV0PtMax) {
if (pT <= confV0PtMin || pT >= confV0PtMax) {
return false;
}

if (dcaDaughv0 > confV0DCADaughMax) {
if (dcaDaughv0 >= confV0DCADaughMax) {
return false;
}

if (cpav0 < confV0CPAMin) {
if (cpav0 <= confV0CPAMin) {
return false;
}

if (tranRad < confV0TranRadV0Min || tranRad > confV0TranRadV0Max) {
if (tranRad <= confV0TranRadV0Min || tranRad >= confV0TranRadV0Max) {
return false;
}

if (std::abs(ctauKShort) > cMaxV0LifeTime) {
if (std::abs(ctauKShort) >= cMaxV0LifeTime) {
return false;
}

if ((candidate.qtarm() / std::abs(candidate.alpha())) < qtArmenterosMin) {
if ((candidate.qtarm() / std::abs(candidate.alpha())) <= qtArmenterosMin) {
return false;
}

if (std::abs(candidate.yK0Short()) > confV0Rap) {
if (std::abs(candidate.yK0Short()) >= confV0Rap) {
return false;
}

Expand All @@ -338,47 +292,40 @@
template <typename V0>
bool isSelectedV0Daughter(V0 const& candidate)
{
auto postrack = candidate.template posTrack_as<AllTrackCandidates>();
auto negtrack = candidate.template negTrack_as<AllTrackCandidates>();

constexpr float minCrossedRowsOverFindable = 0.8f;
auto postrack = candidate.template posTrack_as<FullTrackCandidates>();
auto negtrack = candidate.template negTrack_as<FullTrackCandidates>();

if (postrack.sign() < 0 || negtrack.sign() > 0) {
return false;
}

if (postrack.tpcNClsCrossedRows() < confDaughTPCncrwsMin ||
negtrack.tpcNClsCrossedRows() < confDaughTPCncrwsMin) {
if (postrack.tpcNClsCrossedRows() <= confDaughTPCncrwsMin ||
negtrack.tpcNClsCrossedRows() <= confDaughTPCncrwsMin) {
return false;
}

if (postrack.tpcNClsFound() < confDaughTPCnclsMin ||
negtrack.tpcNClsFound() < confDaughTPCnclsMin) {
if (postrack.tpcNClsFound() <= confDaughTPCnclsMin ||
negtrack.tpcNClsFound() <= confDaughTPCnclsMin) {
return false;
}

if (postrack.tpcCrossedRowsOverFindableCls() < minCrossedRowsOverFindable ||
negtrack.tpcCrossedRowsOverFindableCls() < minCrossedRowsOverFindable) {
if (std::abs(postrack.tpcNSigmaPi()) >= confDaughPIDCuts ||
std::abs(negtrack.tpcNSigmaPi()) >= confDaughPIDCuts) {
return false;
}

if (std::abs(postrack.tpcNSigmaPi()) > confDaughPIDCuts ||
std::abs(negtrack.tpcNSigmaPi()) > confDaughPIDCuts) {
if (candidate.positivept() <= cfgDaughPiPt ||
candidate.negativept() <= cfgDaughPiPt) {
return false;
}

if (candidate.positivept() < cfgDaughPiPt ||
candidate.negativept() < cfgDaughPiPt) {
if (std::abs(candidate.positiveeta()) >= confDaughEta ||
std::abs(candidate.negativeeta()) >= confDaughEta) {
return false;
}

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

if (std::abs(candidate.dcapostopv()) < cMinV0DCAPi ||
std::abs(candidate.dcanegtopv()) < cMinV0DCAPi) {
if (std::abs(candidate.dcapostopv()) <= cMinV0DCAPi ||
std::abs(candidate.dcanegtopv()) <= cMinV0DCAPi) {
return false;
}

Expand All @@ -404,7 +351,7 @@
}

void processData(EventCandidates::iterator const& collision,
AllTrackCandidates const& tracks,
FullTrackCandidates const& /*tracks*/,
ResoV0s const& v0s)
{
o2::aod::ITSResponse itsResponse;
Expand Down Expand Up @@ -445,7 +392,7 @@
std::vector<StoredK0s> selectedK0s;
std::vector<StoredPion> selectedPions;

for (const auto& track : tracks) {
for (const auto& track : bachelorPionCandidates) {
histos.fill(HIST("hTrkSelInfo"), 0.5);

if (!selectionTrack(track)) {
Expand Down Expand Up @@ -494,9 +441,8 @@
continue;
}

auto postrack = v0.template posTrack_as<AllTrackCandidates>();
auto negtrack = v0.template negTrack_as<AllTrackCandidates>();

auto postrack = v0.template posTrack_as<FullTrackCandidates>();
auto negtrack = v0.template negTrack_as<FullTrackCandidates>();
const auto posId = static_cast<int64_t>(postrack.globalIndex());
const auto negId = static_cast<int64_t>(negtrack.globalIndex());

Expand Down
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