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[PWGCF] Add MC gen event process functions #16530

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f2007dc
update in selection conditions
abmodak Jun 4, 2026
fc66d7b
Add MC gen event process functions
abmodak Jun 4, 2026
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42 changes: 15 additions & 27 deletions PWGCF/TwoParticleCorrelations/TableProducer/longrangeMaker.cxx
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Original file line number Diff line number Diff line change
Expand Up @@ -83,7 +83,7 @@ using namespace o2::constants::math;
auto static constexpr CintZero = 0;
auto static constexpr KminFt0cCell = 96;
auto static constexpr TotFt0Channels = 208;
AxisSpec axisEvent{20, 0.5, 20.5, "#Event", "EventAxis"};
AxisSpec axisEvent{15, 0.5, 15.5, "#Event", "EventAxis"};
AxisSpec axisTrackSel{10, 0.5, 10.5, "#Track", "TrackAxis"};
auto static constexpr KminCharge = 3.0f;
static constexpr std::string_view species[] = {"Pi", "Ka", "Pr"};
Expand Down Expand Up @@ -112,9 +112,7 @@ struct LongrangeMaker {
Configurable<bool> isApplyBestCollIndex{"isApplyBestCollIndex", true, "bestCollIndex"};
Configurable<bool> isrejectFlangeEvent{"isrejectFlangeEvent", false, "At least one channel with -350 TDC < time < -450 TDC"};
Configurable<bool> isApplyNoCollInTimeRangeStandard{"isApplyNoCollInTimeRangeStandard", false, "Enable NoCollInTimeRangeStandard cut"};
Configurable<bool> isApplyNoCollInTimeRangeStrict{"isApplyNoCollInTimeRangeStrict", false, "Enable NoCollInTimeRangeStrict cut"};
Configurable<bool> isApplyNoCollInRofStandard{"isApplyNoCollInRofStandard", false, "Enable NoCollInRofStandard cut"};
Configurable<bool> isApplyNoCollInRofStrict{"isApplyNoCollInRofStrict", false, "Enable NoCollInRofStrict cut"};
Configurable<bool> isApplyNoHighMultCollInPrevRof{"isApplyNoHighMultCollInPrevRof", false, "Enable NoHighMultCollInPrevRof cut"};
Configurable<bool> isApplyCentFT0C{"isApplyCentFT0C", false, "Centrality based on FT0C"};
Configurable<bool> isApplyCentFV0A{"isApplyCentFV0A", false, "Centrality based on FV0A"};
Expand Down Expand Up @@ -254,13 +252,11 @@ struct LongrangeMaker {
x->SetBinLabel(6, "ApplyGoodZvtxFT0vsPV");
x->SetBinLabel(7, "ApplyGoodITSLayersAll");
x->SetBinLabel(8, "ApplyExtraCorrCut");
x->SetBinLabel(9, "ApplyNoCollInRofStandard");
x->SetBinLabel(10, "ApplyNoCollInRofStrict");
x->SetBinLabel(11, "ApplyNoCollInTimeRangeStandard");
x->SetBinLabel(12, "ApplyNoCollInTimeRangeStrict");
x->SetBinLabel(13, "ApplyNoHighMultCollInPrevRof");
x->SetBinLabel(14, "ApplyOccupancySelection");
x->SetBinLabel(15, "reject flange event");
x->SetBinLabel(9, "ApplyNoCollInTimeRangeStandard");
x->SetBinLabel(10, "ApplyNoCollInRofStandard");
x->SetBinLabel(11, "ApplyNoHighMultCollInPrevRof");
x->SetBinLabel(12, "ApplyOccupancySelection");
x->SetBinLabel(13, "reject flange event");
histos.add("hSelectionResult", "hSelectionResult", kTH1I, {{5, -0.5, 4.5}});

histos.add("hMftTrkSel", "hMftTrkSel", kTH1D, {axisTrackSel}, false);
Expand Down Expand Up @@ -429,7 +425,7 @@ struct LongrangeMaker {
return;
}
}
histos.fill(HIST("EventHist"), 15);
histos.fill(HIST("EventHist"), 13);
for (std::size_t iCh = 0; iCh < ft0.channelA().size(); iCh++) {
auto chanelid = ft0.channelA()[iCh];
float ampl = ft0.amplitudeA()[iCh];
Expand Down Expand Up @@ -880,15 +876,15 @@ struct LongrangeMaker {
continue;
}
// Fill midrapidity tracks
if (std::abs(particle.eta()) < cfgtrksel.cfgEtaCut && particle.pt() > cfgtrksel.cfgPtCutMin && particle.pt() < cfgtrksel.cfgPtCutMult)
if (std::abs(particle.eta()) < cfgtrksel.cfgEtaCut && particle.pt() > cfgtrksel.cfgPtCutMin && particle.pt() < cfgtrksel.cfgPtCutMax)
lrmidmctracks(lrmccollision.lastIndex(), particle.pt(), particle.eta(), particle.phi(), particle.pdgCode(), particle.flags());
// Fill FT0 tracks
if (cfgfittrksel.cfgFt0aEtaMin < particle.eta() && particle.eta() < cfgfittrksel.cfgFt0aEtaMax)
lrft0amctracks(lrmccollision.lastIndex(), particle.pt(), particle.eta(), particle.phi());
if (cfgfittrksel.cfgFt0cEtaMin < particle.eta() && particle.eta() < cfgfittrksel.cfgFt0cEtaMax)
lrft0cmctracks(lrmccollision.lastIndex(), particle.pt(), particle.eta(), particle.phi());
// Fill MFT tracks
if (cfgmfttrksel.cfgMftEtaMin < particle.eta() && particle.eta() < cfgmfttrksel.cfgMftEtaMax)
if (cfgmfttrksel.cfgMftEtaMin < particle.eta() && particle.eta() < cfgmfttrksel.cfgMftEtaMax && particle.pt() > cfgmfttrksel.cfgMftPtCutMin && particle.pt() < cfgmfttrksel.cfgMftPtCutMax)
lrmftmctracks(lrmccollision.lastIndex(), particle.pt(), particle.eta(), particle.phi());
}
}
Expand All @@ -909,15 +905,15 @@ struct LongrangeMaker {
continue;
}
// Fill midrapidity tracks
if (std::abs(particle.eta()) < cfgtrksel.cfgEtaCut && particle.pt() > cfgtrksel.cfgPtCutMin && particle.pt() < cfgtrksel.cfgPtCutMult)
if (std::abs(particle.eta()) < cfgtrksel.cfgEtaCut && particle.pt() > cfgtrksel.cfgPtCutMin && particle.pt() < cfgtrksel.cfgPtCutMax)
lrmidmctracks(lrmccollision.lastIndex(), particle.pt(), particle.eta(), particle.phi(), particle.pdgCode(), particle.flags());
// Fill FT0 tracks
if (cfgfittrksel.cfgFt0aEtaMin < particle.eta() && particle.eta() < cfgfittrksel.cfgFt0aEtaMax)
lrft0amctracks(lrmccollision.lastIndex(), particle.pt(), particle.eta(), particle.phi());
if (cfgfittrksel.cfgFt0cEtaMin < particle.eta() && particle.eta() < cfgfittrksel.cfgFt0cEtaMax)
lrft0cmctracks(lrmccollision.lastIndex(), particle.pt(), particle.eta(), particle.phi());
// Fill MFT tracks
if (cfgmfttrksel.cfgMftEtaMin < particle.eta() && particle.eta() < cfgmfttrksel.cfgMftEtaMax)
if (cfgmfttrksel.cfgMftEtaMin < particle.eta() && particle.eta() < cfgmfttrksel.cfgMftEtaMax && particle.pt() > cfgmfttrksel.cfgMftPtCutMin && particle.pt() < cfgmfttrksel.cfgMftPtCutMax)
lrmftmctracks(lrmccollision.lastIndex(), particle.pt(), particle.eta(), particle.phi());
}
}
Expand Down Expand Up @@ -1092,30 +1088,22 @@ struct LongrangeMaker {
return false;
}
histos.fill(HIST("EventHist"), 8);
if (cfgevtsel.isApplyNoCollInRofStandard && !col.selection_bit(o2::aod::evsel::kNoCollInRofStandard)) {
if (cfgevtsel.isApplyNoCollInTimeRangeStandard && !col.selection_bit(o2::aod::evsel::kNoCollInTimeRangeStandard)) {
return false;
}
histos.fill(HIST("EventHist"), 9);
if (cfgevtsel.isApplyNoCollInRofStrict && !col.selection_bit(o2::aod::evsel::kNoCollInRofStrict)) {
if (cfgevtsel.isApplyNoCollInRofStandard && !col.selection_bit(o2::aod::evsel::kNoCollInRofStandard)) {
return false;
}
histos.fill(HIST("EventHist"), 10);
if (cfgevtsel.isApplyNoCollInTimeRangeStandard && !col.selection_bit(o2::aod::evsel::kNoCollInTimeRangeStandard)) {
return false;
}
histos.fill(HIST("EventHist"), 11);
if (cfgevtsel.isApplyNoCollInTimeRangeStrict && !col.selection_bit(o2::aod::evsel::kNoCollInTimeRangeStrict)) {
return false;
}
histos.fill(HIST("EventHist"), 12);
if (cfgevtsel.isApplyNoHighMultCollInPrevRof && !col.selection_bit(o2::aod::evsel::kNoHighMultCollInPrevRof)) {
return false;
}
histos.fill(HIST("EventHist"), 13);
histos.fill(HIST("EventHist"), 11);
if (cfgevtsel.isApplyOccuSelection && (col.trackOccupancyInTimeRange() > cfgevtsel.cfgOccuCut)) {
return false;
}
histos.fill(HIST("EventHist"), 14);
histos.fill(HIST("EventHist"), 12);
return true;
}

Expand Down
92 changes: 92 additions & 0 deletions PWGCF/TwoParticleCorrelations/Tasks/longrangecorrDerived.cxx
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Original file line number Diff line number Diff line change
Expand Up @@ -502,6 +502,38 @@ struct LongrangecorrDerived {
} // pair loop
} // process MC mixed

template <typename TTriggers, typename TAssocs>
void processMcGenSame(McCollsTable::iterator const& mccollision, TTriggers const& triggers, TAssocs const& assocs)
{
if (std::abs(mccollision.posZ()) >= cfgSel.cfgVtxCut) {
return;
}
fillCollQA(mccollision);
auto multiplicity = mccollision.multiplicity();
fillCorrHist<CorrelationContainer::kCFStepAll>(same, triggers, assocs, false, mccollision.posZ(), multiplicity, 1.0);
} // process MC gen same

template <typename... TrackTypes>
void processMcGenMixed(McCollsTable const& mccollisions, TrackTypes&&... tracks)
{
auto getMultiplicity = [this](auto& collision) {
(void)this;
return collision.multiplicity();
};
using MixedBinning = FlexibleBinningPolicy<std::tuple<decltype(getMultiplicity)>, aod::mccollision::PosZ, decltype(getMultiplicity)>;
MixedBinning binningOnVtxAndMult{{getMultiplicity}, {cfgAxis.axisVtxZME, cfgAxis.axisMultME}, true};
auto tracksTuple = std::make_tuple(std::forward<TrackTypes>(tracks)...);
using TupleAtrack = std::tuple_element<0, decltype(tracksTuple)>::type;
using TupleBtrack = std::tuple_element<std::tuple_size_v<decltype(tracksTuple)> - 1, decltype(tracksTuple)>::type;
Pair<McCollsTable, TupleAtrack, TupleBtrack, MixedBinning> pairs{binningOnVtxAndMult, cfgSel.cfgNmixedevent, -1, mccollisions, tracksTuple, &cache};
for (auto it = pairs.begin(); it != pairs.end(); it++) {
auto& [col1, tracks1, col2, tracks2] = *it;
float eventweight = 1.0f / it.currentWindowNeighbours();
auto multiplicity = getMultiplicity(col1);
fillCorrHist<CorrelationContainer::kCFStepAll>(mixed, tracks1, tracks2, true, col1.posZ(), multiplicity, eventweight);
} // pair loop
} // process MC gen mixed

void processTpcft0aSE(CollsTable::iterator const& col, TrksTable const& tracks, Ft0aTrksTable const& ft0as)
{
processSame(col, tracks, ft0as);
Expand Down Expand Up @@ -700,6 +732,56 @@ struct LongrangecorrDerived {
processMcMixed(mccollisions, collisions, ft0as, ft0cs);
}

void processMcGenTpcft0aSE(McCollsTable::iterator const& mccollision, McTrksTable const& tracks, McFt0aTrksTable const& ft0as)
{
processMcGenSame(mccollision, tracks, ft0as);
}

void processMcGenTpcft0cSE(McCollsTable::iterator const& mccollision, McTrksTable const& tracks, McFt0cTrksTable const& ft0cs)
{
processMcGenSame(mccollision, tracks, ft0cs);
}

void processMcGenTpcmftSE(McCollsTable::iterator const& mccollision, McTrksTable const& tracks, McMftTrksTable const& mfts)
{
processMcGenSame(mccollision, tracks, mfts);
}

void processMcGenMftft0aSE(McCollsTable::iterator const& mccollision, McMftTrksTable const& mfts, McFt0aTrksTable const& ft0as)
{
processMcGenSame(mccollision, mfts, ft0as);
}

void processMcGenFt0aft0cSE(McCollsTable::iterator const& mccollision, McFt0aTrksTable const& ft0as, McFt0cTrksTable const& ft0cs)
{
processMcGenSame(mccollision, ft0as, ft0cs);
}

void processMcGenTpcft0aME(McCollsTable const& mccollisions, McTrksTable const& tracks, McFt0aTrksTable const& ft0as)
{
processMcGenMixed(mccollisions, tracks, ft0as);
}

void processMcGenTpcft0cME(McCollsTable const& mccollisions, McTrksTable const& tracks, McFt0cTrksTable const& ft0cs)
{
processMcGenMixed(mccollisions, tracks, ft0cs);
}

void processMcGenTpcmftME(McCollsTable const& mccollisions, McTrksTable const& tracks, McMftTrksTable const& mfts)
{
processMcGenMixed(mccollisions, tracks, mfts);
}

void processMcGenMftft0aME(McCollsTable const& mccollisions, McMftTrksTable const& mfts, McFt0aTrksTable const& ft0as)
{
processMcGenMixed(mccollisions, mfts, ft0as);
}

void processMcGenFt0aft0cME(McCollsTable const& mccollisions, McFt0aTrksTable const& ft0as, McFt0cTrksTable const& ft0cs)
{
processMcGenMixed(mccollisions, ft0as, ft0cs);
}

PROCESS_SWITCH(LongrangecorrDerived, processTpcft0aSE, "same event TPC vs FT0A", false);
PROCESS_SWITCH(LongrangecorrDerived, processTpcft0aME, "mixed event TPC vs FT0A", false);
PROCESS_SWITCH(LongrangecorrDerived, processTpcft0cSE, "same event TPC vs FT0C", false);
Expand Down Expand Up @@ -736,6 +818,16 @@ struct LongrangecorrDerived {
PROCESS_SWITCH(LongrangecorrDerived, processMcMftft0aME, "mixed MC event MFT vs FT0A", false);
PROCESS_SWITCH(LongrangecorrDerived, processMcFt0aft0cSE, "same MC event FT0A vs FT0C", false);
PROCESS_SWITCH(LongrangecorrDerived, processMcFt0aft0cME, "mixed MC event FT0A vs FT0C", false);
PROCESS_SWITCH(LongrangecorrDerived, processMcGenTpcft0aSE, "same MC gen event TPC vs FT0A", false);
PROCESS_SWITCH(LongrangecorrDerived, processMcGenTpcft0aME, "mixed MC gen event TPC vs FT0A", false);
PROCESS_SWITCH(LongrangecorrDerived, processMcGenTpcft0cSE, "same MC gen event TPC vs FT0C", false);
PROCESS_SWITCH(LongrangecorrDerived, processMcGenTpcft0cME, "mixed MC gen event TPC vs FT0C", false);
PROCESS_SWITCH(LongrangecorrDerived, processMcGenTpcmftSE, "same MC gen event TPC vs MFT", false);
PROCESS_SWITCH(LongrangecorrDerived, processMcGenTpcmftME, "mixed MC gen event TPC vs MFT", false);
PROCESS_SWITCH(LongrangecorrDerived, processMcGenMftft0aSE, "same MC gen event MFT vs FT0A", false);
PROCESS_SWITCH(LongrangecorrDerived, processMcGenMftft0aME, "mixed MC gen event MFT vs FT0A", false);
PROCESS_SWITCH(LongrangecorrDerived, processMcGenFt0aft0cSE, "same MC gen event FT0A vs FT0C", false);
PROCESS_SWITCH(LongrangecorrDerived, processMcGenFt0aft0cME, "mixed MC gen event FT0A vs FT0C", false);
};

WorkflowSpec defineDataProcessing(ConfigContext const& cfgc)
Expand Down
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