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[PWGCF] Flow Event Plane Update on CosPA and CTau selection #16363

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[PWGCF] Flow Event Plane Update on CosPA and CTau selection #16363

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12 changes: 5 additions & 7 deletions PWGCF/Flow/Tasks/flowEventPlane.cxx
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Original file line number Diff line number Diff line change
Expand Up @@ -790,8 +790,8 @@ struct FlowEventPlane {
Configurable<float> cMinV0Radius{"cMinV0Radius", 0.5, "Minimum V0 radius from PV"};
Configurable<float> cK0ShortCTau{"cK0ShortCTau", 20.0, "Decay length cut K0Short"};
Configurable<float> cLambdaCTau{"cLambdaCTau", 30.0, "Decay length cut Lambda"};
Configurable<float> cK0ShortCosPA{"cK0ShortCosPA", 0.998, "K0Short CosPA"};
Configurable<float> cLambdaCosPA{"cLambdaCosPA", 0.998, "Lambda CosPA"};
Configurable<float> cK0ShortCosPA{"cK0ShortCosPA", 0.97, "K0Short CosPA"};
Configurable<float> cLambdaCosPA{"cLambdaCosPA", 0.98, "Lambda CosPA"};
Configurable<float> cK0SMassRej{"cK0SMassRej", 0.01, "Reject K0Short Candidates"};
Configurable<float> cArmPodSel{"cArmPodSel", 0.2, "Armentros-Podolanski Selection for K0S"};
Configurable<float> cV0RapCut{"cV0RapCut", 0.8, "V0 rap cut"};
Expand All @@ -808,8 +808,6 @@ struct FlowEventPlane {
std::array<float, 4> vSP = {0., 0., 0., 0.};
std::map<ResoType, std::array<float, 2>> mResoDauMass = {{kPhi0, {MassKaonCharged, MassKaonCharged}}, {kKStar, {MassPionCharged, MassKaonCharged}}};
std::map<ResoType, float> mResoMass = {{kPhi0, MassPhi}, {kKStar, MassKaonCharged}};
std::map<V0Type, float> mV0Ctau = {{kK0S, cK0ShortCTau}, {kLambda, cLambdaCTau}, {kAntiLambda, cLambdaCTau}};
std::map<V0Type, float> mV0CosPA = {{kK0S, cK0ShortCosPA}, {kLambda, cLambdaCosPA}, {kAntiLambda, cLambdaCosPA}};

void init(InitContext const&)
{
Expand Down Expand Up @@ -1234,15 +1232,15 @@ struct FlowEventPlane {
float ctauLambda = v0.distovertotmom(collision.posX(), collision.posY(), collision.posZ()) * MassLambda0;

// K0Short
if (selV0DauTracks<kK0S>(v0, postrack, negtrack) && v0.v0cosPA() > mV0CosPA.at(kK0S) && ctauK0Short < mV0Ctau.at(kK0S) && v0.qtarm() >= cArmPodSel * std::abs(v0.alpha()) && v0.pt() >= cK0SMinPt && v0.pt() < cK0SMaxPt) {
if (selV0DauTracks<kK0S>(v0, postrack, negtrack) && v0.v0cosPA() > cK0ShortCosPA && ctauK0Short < cK0ShortCTau && v0.qtarm() >= cArmPodSel * std::abs(v0.alpha()) && v0.pt() >= cK0SMinPt && v0.pt() < cK0SMaxPt) {
fillV0QAHist<kK0S>(collision, v0, tracks);
histos.fill(HIST("V0/K0Short/hMassVsRap"), cent, v0.mK0Short(), v0.eta());
histos.fill(HIST("V0/K0Short/Flow/hQuA"), cent, v0.eta(), v0.mK0Short(), v1a);
histos.fill(HIST("V0/K0Short/Flow/hQuC"), cent, v0.eta(), v0.mK0Short(), v1c);
}

// Lambda
if (selV0DauTracks<kLambda>(v0, postrack, negtrack) && v0.v0cosPA() > mV0CosPA.at(kLambda) && ctauLambda < mV0Ctau.at(kLambda) && std::abs(v0.mK0Short() - MassK0Short) >= cK0SMassRej && v0.pt() >= cLambdaMinPt && v0.pt() < cLambdaMaxPt) {
if (selV0DauTracks<kLambda>(v0, postrack, negtrack) && v0.v0cosPA() > cLambdaCosPA && ctauLambda < cLambdaCTau && std::abs(v0.mK0Short() - MassK0Short) >= cK0SMassRej && v0.pt() >= cLambdaMinPt && v0.pt() < cLambdaMaxPt) {
fillV0QAHist<kLambda>(collision, v0, tracks);
histos.fill(HIST("V0/Lambda/hMassVsRap"), cent, v0.mLambda(), v0.eta());
histos.fill(HIST("V0/Lambda/Flow/hQuA"), cent, v0.eta(), v0.mLambda(), v1a);
Expand All @@ -1253,7 +1251,7 @@ struct FlowEventPlane {
}

// AntiLambda
if (selV0DauTracks<kAntiLambda>(v0, postrack, negtrack) && v0.v0cosPA() > mV0CosPA.at(kAntiLambda) && ctauLambda < mV0Ctau.at(kAntiLambda) && std::abs(v0.mK0Short() - MassK0Short) >= cK0SMassRej && v0.pt() >= cLambdaMinPt && v0.pt() < cLambdaMaxPt) {
if (selV0DauTracks<kAntiLambda>(v0, postrack, negtrack) && v0.v0cosPA() > cLambdaCosPA && ctauLambda < cLambdaCTau && std::abs(v0.mK0Short() - MassK0Short) >= cK0SMassRej && v0.pt() >= cLambdaMinPt && v0.pt() < cLambdaMaxPt) {
fillV0QAHist<kAntiLambda>(collision, v0, tracks);
histos.fill(HIST("V0/AntiLambda/hMassVsRap"), cent, v0.mAntiLambda(), v0.eta());
histos.fill(HIST("V0/AntiLambda/Flow/hQuA"), cent, v0.eta(), v0.mAntiLambda(), v1a);
Expand Down
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