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Updated lambda selection and added separate lambda selection task #1005

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Merged
lauraser merged 1 commit into from
Jul 18, 2022
Merged

Updated lambda selection and added separate lambda selection task #1005

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4 changes: 4 additions & 0 deletions PWGCF/FemtoDream/CMakeLists.txt
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Original file line number Diff line number Diff line change
Expand Up @@ -49,3 +49,7 @@ o2physics_add_executable(femtodream-cutculator
PUBLIC_LINK_LIBRARIES O2::Framework O2Physics::AnalysisCore
COMPONENT_NAME Analysis)

o2physics_add_dpl_workflow(femtodream-producer-v0
SOURCES femtoDreamProducerTaskV0Only.cxx
PUBLIC_LINK_LIBRARIES O2::Framework O2Physics::AnalysisCore
COMPONENT_NAME Analysis)
13 changes: 10 additions & 3 deletions PWGCF/FemtoDream/FemtoDreamTrackSelection.h
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Expand Up @@ -188,6 +188,11 @@ class FemtoDreamTrackSelection : public FemtoDreamObjectSelection<float, femtoDr
return outString;
}

int getSigmaPIDMax()
{
return nSigmaPIDMax;
}

private:
int nPtMinSel;
int nPtMaxSel;
Expand Down Expand Up @@ -410,13 +415,15 @@ bool FemtoDreamTrackSelection::isSelectedMinimal(T const& track)
if (nDCAMinSel > 0 && std::abs(dca) < dcaMin) {
return false;
}
if (std::abs(dca) > 1e3) {
return false;
}

if (nPIDnSigmaSel > 0) {
bool isFulfilled = false;
for (size_t i = 0; i < pidTPC.size(); ++i) {
auto pidTPCVal = pidTPC.at(i);
auto pidTOFVal = pidTOF.at(i);
auto pidComb = std::sqrt(pidTPCVal * pidTPCVal + pidTOFVal * pidTOFVal);
if (std::abs(pidTPCVal) < nSigmaPIDMax || pidComb < nSigmaPIDMax) {
if (std::abs(pidTPCVal) < nSigmaPIDMax) {
isFulfilled = true;
}
}
Expand Down
22 changes: 16 additions & 6 deletions PWGCF/FemtoDream/FemtoDreamV0Selection.h
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Expand Up @@ -305,7 +305,6 @@ bool FemtoDreamV0Selection::isSelectedMinimal(C const& col, V const& v0, T const
if ((invMassLambda < fInvMassLowLimit or invMassLambda > fInvMassUpLimit) and (invMassAntiLambda < fInvMassLowLimit or invMassAntiLambda > fInvMassUpLimit)) {
return false;
}

if (nPtV0MinSel > 0 && pT < pTV0Min) {
return false;
}
Expand All @@ -329,15 +328,25 @@ bool FemtoDreamV0Selection::isSelectedMinimal(C const& col, V const& v0, T const
return false;
}
}
// const auto dcaXYpos = posTrack.dcaXY();
// const auto dcaZpos = posTrack.dcaZ();
// const auto dcapos = std::sqrt(pow(dcaXYpos, 2.) + pow(dcaZpos, 2.));
if (!PosDaughTrack.isSelectedMinimal(posTrack)) {
return false;
}
if (!NegDaughTrack.isSelectedMinimal(negTrack)) {
return false;
}

// check that track combinations for V0 or antiV0 would be fulfilling PID
int nSigmaPIDMax = PosDaughTrack.getSigmaPIDMax();
// antiV0
auto nSigmaPrNeg = negTrack.tpcNSigmaPr();
auto nSigmaPiPos = posTrack.tpcNSigmaPi();
// v0
auto nSigmaPiNeg = negTrack.tpcNSigmaPi();
auto nSigmaPrPos = posTrack.tpcNSigmaPr();
if (!(abs(nSigmaPrNeg) < nSigmaPIDMax and abs(nSigmaPiPos) < nSigmaPIDMax) and !(abs(nSigmaPrPos) < nSigmaPIDMax and abs(nSigmaPiNeg) < nSigmaPIDMax)) {
return false;
}

return true;
}

Expand Down Expand Up @@ -411,16 +420,17 @@ std::array<cutContainerType, 5> FemtoDreamV0Selection::getCutContainer(C const&
for (auto& sel : mSelections) {
const auto selVariable = sel.getSelectionVariable();
if (selVariable == femtoDreamV0Selection::kV0Sign) {
int nSigmaPIDMax = PosDaughTrack.getSigmaPIDMax();
if (sel.getSelectionValue() < 0) {
auto nSigmaPr = negTrack.tpcNSigmaPr();
auto nSigmaPi = posTrack.tpcNSigmaPi();
if (abs(nSigmaPr) < 5 && abs(nSigmaPi) < 5) {
if (abs(nSigmaPr) < nSigmaPIDMax && abs(nSigmaPi) < nSigmaPIDMax) {
sign = -1.;
}
} else {
auto nSigmaPi = negTrack.tpcNSigmaPi();
auto nSigmaPr = posTrack.tpcNSigmaPr();
if (abs(nSigmaPr) < 5 && abs(nSigmaPi) < 5) {
if (abs(nSigmaPr) < nSigmaPIDMax && abs(nSigmaPi) < nSigmaPIDMax) {
sign = 1.;
}
}
Expand Down
6 changes: 3 additions & 3 deletions PWGCF/FemtoDream/femtoDreamProducerTask.cxx
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Expand Up @@ -126,7 +126,7 @@ struct femtoDreamProducerTask {
Configurable<std::vector<float>> ConfV0DaughDCAMin{"ConfV0DaughDCAMin", std::vector<float>{0.05f, 0.06f}, "V0 Daugh sel: Max. DCA Daugh to PV (cm)"};
Configurable<std::vector<float>> ConfV0DaughPIDnSigmaMax{"ConfV0DaughPIDnSigmaMax", std::vector<float>{5.f, 4.f}, "V0 Daugh sel: Max. PID nSigma TPC"};

Configurable<std::vector<int>> ConfV0DaughTPIDspecies{"ConfV0DaughTPIDspecies", std::vector<int>{o2::track::PID::Pion, o2::track::PID::Kaon, o2::track::PID::Proton}, "V0 Daugh sel: Particles species for PID"};
Configurable<std::vector<int>> ConfV0DaughTPIDspecies{"ConfV0DaughTPIDspecies", std::vector<int>{o2::track::PID::Pion, o2::track::PID::Proton}, "V0 Daugh sel: Particles species for PID"};

Configurable<float> ConfInvMassLowLimit{"ConfInvMassLowLimit", 1.05, "Lower limit of the V0 invariant mass"};
Configurable<float> ConfInvMassUpLimit{"ConfInvMassUpLimit", 1.30, "Upper limit of the V0 invariant mass"};
Expand Down Expand Up @@ -170,12 +170,12 @@ struct femtoDreamProducerTask {
v0Cuts.setChildCuts(femtoDreamV0Selection::kPosTrack, ConfTrkCharge, femtoDreamTrackSelection::kSign, femtoDreamSelection::kEqual);
v0Cuts.setChildCuts(femtoDreamV0Selection::kPosTrack, ConfTrkEta, femtoDreamTrackSelection::kEtaMax, femtoDreamSelection::kAbsUpperLimit);
v0Cuts.setChildCuts(femtoDreamV0Selection::kPosTrack, ConfV0DaughTPCnclsMin, femtoDreamTrackSelection::kTPCnClsMin, femtoDreamSelection::kLowerLimit);
// v0Cuts.setChildCuts(femtoDreamV0Selection::kPosTrack, ConfV0DaughDCAMin, femtoDreamTrackSelection::kDCAMin, femtoDreamSelection::kAbsLowerLimit);
v0Cuts.setChildCuts(femtoDreamV0Selection::kPosTrack, ConfV0DaughDCAMin, femtoDreamTrackSelection::kDCAMin, femtoDreamSelection::kAbsLowerLimit);
v0Cuts.setChildCuts(femtoDreamV0Selection::kPosTrack, ConfV0DaughPIDnSigmaMax, femtoDreamTrackSelection::kPIDnSigmaMax, femtoDreamSelection::kAbsUpperLimit);
v0Cuts.setChildCuts(femtoDreamV0Selection::kNegTrack, ConfTrkCharge, femtoDreamTrackSelection::kSign, femtoDreamSelection::kEqual);
v0Cuts.setChildCuts(femtoDreamV0Selection::kNegTrack, ConfTrkEta, femtoDreamTrackSelection::kEtaMax, femtoDreamSelection::kAbsUpperLimit);
v0Cuts.setChildCuts(femtoDreamV0Selection::kNegTrack, ConfV0DaughTPCnclsMin, femtoDreamTrackSelection::kTPCnClsMin, femtoDreamSelection::kLowerLimit);
// v0Cuts.setChildCuts(femtoDreamV0Selection::kNegTrack, ConfV0DaughDCAMin, femtoDreamTrackSelection::kDCAMin, femtoDreamSelection::kAbsLowerLimit);
v0Cuts.setChildCuts(femtoDreamV0Selection::kNegTrack, ConfV0DaughDCAMin, femtoDreamTrackSelection::kDCAMin, femtoDreamSelection::kAbsLowerLimit);
v0Cuts.setChildCuts(femtoDreamV0Selection::kNegTrack, ConfV0DaughPIDnSigmaMax, femtoDreamTrackSelection::kPIDnSigmaMax, femtoDreamSelection::kAbsUpperLimit);
v0Cuts.setChildPIDSpecies(femtoDreamV0Selection::kPosTrack, ConfV0DaughTPIDspecies);
v0Cuts.setChildPIDSpecies(femtoDreamV0Selection::kNegTrack, ConfV0DaughTPIDspecies);
Expand Down
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