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[PWGLF] compute resolution with V0A as reference detector #13300

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Merged
romainschotter merged 3 commits into from
Oct 9, 2025
Merged

[PWGLF] compute resolution with V0A as reference detector #13300

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ec353ec
compute resolution with V0A as reference detector
Oct 9, 2025
d125d6a
Please consider the following formatting changes
alibuild Oct 9, 2025
1def0f3
Merge pull request #40 from alibuild/alibot-cleanup-13300
ChiaraDeMartin95 Oct 9, 2025
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35 changes: 30 additions & 5 deletions PWGLF/TableProducer/Strangeness/cascadeflow.cxx
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Original file line number Diff line number Diff line change
Expand Up @@ -183,6 +183,7 @@
struct : ConfigurableGroup {
Configurable<bool> cfgShiftCorr{"cfgShiftCorr", 0, ""};
Configurable<std::string> cfgShiftPathFT0C{"cfgShiftPathFT0C", "Users/c/chdemart/OOpass2Shift/ShiftFT0C", "Path for Shift"};
Configurable<std::string> cfgShiftPathFV0A{"cfgShiftPathFV0A", "Users/c/chdemart/OOpass2Shift/ShiftFV0A", "Path for Shift"};
Configurable<std::string> cfgShiftPathTPCL{"cfgShiftPathTPCL", "Users/c/chdemart/OOpass2Shift/ShiftTPCL", "Path for Shift"};
Configurable<std::string> cfgShiftPathTPCR{"cfgShiftPathTPCR", "Users/c/chdemart/OOpass2Shift/ShiftTPCR", "Path for Shift"};
} ShiftConfigs;
Expand Down Expand Up @@ -493,10 +494,12 @@
int lastRunNumber = -999;
TProfile3D* shiftprofile;
TProfile3D* shiftprofileFT0C;
TProfile3D* shiftprofileFV0A;
TProfile3D* shiftprofileTPCL;
TProfile3D* shiftprofileTPCR;
std::string fullCCDBShiftCorrPath;
std::string fullCCDBShiftCorrPathFT0C;
std::string fullCCDBShiftCorrPathFV0A;
std::string fullCCDBShiftCorrPathTPCL;
std::string fullCCDBShiftCorrPathTPCR;

Expand All @@ -510,16 +513,17 @@
auto coeffshiftxFT0C = shiftprofile->GetBinContent(shiftprofile->FindBin(coll.centFT0C(), 0.5, ishift - 0.5));
auto coeffshiftyFT0C = shiftprofile->GetBinContent(shiftprofile->FindBin(coll.centFT0C(), 1.5, ishift - 0.5));

deltapsiFT0C += ((1 / (1.0 * ishift)) * (-coeffshiftxFT0C * TMath::Cos(ishift * static_cast<float>(nmode) * psiT0C) + coeffshiftyFT0C * TMath::Sin(ishift * static_cast<float>(nmode) * psiT0C)));

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}
return psiT0C + deltapsiFT0C;
}

template <typename TCollision>
double ComputeEPResolutionwShifts(TCollision coll, double psiT0C, double psiTPCA, double psiTPCC, TProfile3D* shiftprofileA, TProfile3D* shiftprofileB, TProfile3D* shiftprofileC)
double ComputeEPResolutionwShifts(TCollision coll, double psiT0C, double psiV0A, double psiTPCA, double psiTPCC, TProfile3D* shiftprofileA, TProfile3D* shiftprofileB, TProfile3D* shiftprofileC, TProfile3D* shiftprofileD)
{
int nmode = 2;
auto deltapsiFT0C = 0.0;
auto deltapsiFV0A = 0.0;
auto deltapsiTPCA = 0.0;
auto deltapsiTPCC = 0.0;
for (int ishift = 1; ishift <= 10; ishift++) {
Expand All @@ -529,16 +533,21 @@
auto coeffshiftyTPCA = shiftprofileB->GetBinContent(shiftprofileTPCL->FindBin(coll.centFT0C(), 3.5, ishift - 0.5));
auto coeffshiftxTPCC = shiftprofileC->GetBinContent(shiftprofileTPCR->FindBin(coll.centFT0C(), 4.5, ishift - 0.5));
auto coeffshiftyTPCC = shiftprofileC->GetBinContent(shiftprofileTPCR->FindBin(coll.centFT0C(), 5.5, ishift - 0.5));
auto coeffshiftxFV0A = shiftprofileD->GetBinContent(shiftprofileFV0A->FindBin(coll.centFT0C(), 0.5, ishift - 0.5));
auto coeffshiftyFV0A = shiftprofileD->GetBinContent(shiftprofileFV0A->FindBin(coll.centFT0C(), 1.5, ishift - 0.5));

deltapsiFT0C += ((1 / (1.0 * ishift)) * (-coeffshiftxFT0C * TMath::Cos(ishift * static_cast<float>(nmode) * psiT0C) + coeffshiftyFT0C * TMath::Sin(ishift * static_cast<float>(nmode) * psiT0C)));

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deltapsiFV0A += ((1 / (1.0 * ishift)) * (-coeffshiftxFV0A * TMath::Cos(ishift * static_cast<float>(nmode) * psiV0A) + coeffshiftyFV0A * TMath::Sin(ishift * static_cast<float>(nmode) * psiV0A)));

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deltapsiTPCA += ((1 / (1.0 * ishift)) * (-coeffshiftxTPCA * TMath::Cos(ishift * static_cast<float>(nmode) * psiTPCA) + coeffshiftyTPCA * TMath::Sin(ishift * static_cast<float>(nmode) * psiTPCA)));

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deltapsiTPCC += ((1 / (1.0 * ishift)) * (-coeffshiftxTPCC * TMath::Cos(ishift * static_cast<float>(nmode) * psiTPCC) + coeffshiftyTPCC * TMath::Sin(ishift * static_cast<float>(nmode) * psiTPCC)));

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}
// histos.fill(HIST("psi2/QA/EP_FT0C_shifted"), coll.centFT0C(), psiT0C + deltapsiFT0C);
// histos.fill(HIST("psi2/QA/EP_TPCA_shifted"), coll.centFT0C(), psiTPCA + deltapsiTPCA);
// histos.fill(HIST("psi2/QA/EP_TPCC_shifted"), coll.centFT0C(), psiTPCC + deltapsiTPCC);
resolution.fill(HIST("QVectorsT0CTPCA_Shifted"), coll.centFT0C(), TMath::Cos(static_cast<float>(nmode) * (psiT0C + deltapsiFT0C - psiTPCA - deltapsiTPCA)));

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resolution.fill(HIST("QVectorsT0CV0A_Shifted"), coll.centFT0C(), TMath::Cos(static_cast<float>(nmode) * (psiT0C + deltapsiFT0C - psiV0A - deltapsiFV0A)));

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resolution.fill(HIST("QVectorsT0CTPCC_Shifted"), coll.centFT0C(), TMath::Cos(static_cast<float>(nmode) * (psiT0C + deltapsiFT0C - psiTPCC - deltapsiTPCC)));

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resolution.fill(HIST("QVectorsTPCAC_Shifted"), coll.centFT0C(), TMath::Cos(static_cast<float>(nmode) * (psiTPCA + deltapsiTPCA - psiTPCC - deltapsiTPCC)));

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return true;
}

Expand Down Expand Up @@ -748,20 +757,24 @@
resolution.add("QVectorsT0CTPCA", "QVectorsT0CTPCA", HistType::kTH2F, {axisQVs, CentAxisPerCent});
resolution.add("QVectorsT0CTPCC", "QVectorsT0CTPCC", HistType::kTH2F, {axisQVs, CentAxisPerCent});
resolution.add("QVectorsTPCAC", "QVectorsTPCAC", HistType::kTH2F, {axisQVs, CentAxisPerCent});
resolution.add("QVectorsT0CV0A", "QVectorsT0CV0A", HistType::kTH2F, {axisQVs, CentAxisPerCent});
resolution.add("QVectorsNormT0CTPCA", "QVectorsNormT0CTPCA", HistType::kTH2F, {axisQVsNorm, CentAxisPerCent});
resolution.add("QVectorsNormT0CTPCC", "QVectorsNormT0CTPCC", HistType::kTH2F, {axisQVsNorm, CentAxisPerCent});
resolution.add("QVectorsNormTPCAC", "QVectorsNormTPCCB", HistType::kTH2F, {axisQVsNorm, CentAxisPerCent});
resolution.add("QVectorsNormT0CV0A", "QVectorsNormT0CV0A", HistType::kTH2F, {axisQVs, CentAxisPerCent});
resolution.add("QVectorsSpecPlane", "QVectorsSpecPlane", HistType::kTH2F, {axisQVsNorm, CentAxisPerCent});
resolution.add("QVectorsT0CTPCA_Shifted", "QVectorsT0CTPCA_Shifted", HistType::kTH2F, {axisQVs, CentAxisPerCent});
resolution.add("QVectorsT0CTPCC_Shifted", "QVectorsT0CTPCC_Shifted", HistType::kTH2F, {axisQVs, CentAxisPerCent});
resolution.add("QVectorsTPCAC_Shifted", "QVectorsTPCAC_Shifted", HistType::kTH2F, {axisQVs, CentAxisPerCent});
resolution.add("QVectorsT0CV0A_Shifted", "QVectorsT0CV0A_Shifted", HistType::kTH2F, {axisQVs, CentAxisPerCent});

histos.add("ShiftFT0C", "ShiftFT0C", kTProfile3D, {CentAxis, basisAxis, shiftAxis});
histos.add("ShiftFV0A", "ShiftFV0A", kTProfile3D, {CentAxis, basisAxis, shiftAxis});
histos.add("ShiftTPCL", "ShiftTPCL", kTProfile3D, {CentAxis, basisAxis, shiftAxis});
histos.add("ShiftTPCR", "ShiftTPCR", kTProfile3D, {CentAxis, basisAxis, shiftAxis});

histos.add("hNEvents", "hNEvents", {HistType::kTH1D, {{10, 0.f, 10.f}}});
for (Int_t n = 1; n <= histos.get<TH1>(HIST("hNEvents"))->GetNbinsX(); n++) {

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histos.get<TH1>(HIST("hNEvents"))->GetXaxis()->SetBinLabel(n, hNEventsLabels[n - 1]);
}
histos.add("hEventVertexZ", "hEventVertexZ", kTH1F, {{120, -12., 12.}});
Expand Down Expand Up @@ -1106,7 +1119,7 @@

if (ShiftConfigs.cfgShiftCorr) {
psiT0CCorr = ApplyShiftCorrection(coll, psiT0C, shiftprofileFT0C);
ComputeEPResolutionwShifts(coll, psiT0C, psiTPCA, psiTPCC, shiftprofileFT0C, shiftprofileTPCL, shiftprofileTPCR);
ComputeEPResolutionwShifts(coll, psiT0C, psiT0C, psiTPCA, psiTPCC, shiftprofileFT0C, shiftprofileTPCL, shiftprofileTPCR, shiftprofileFT0C);
}

histos.fill(HIST("hPsiT0C"), psiT0CCorr);
Expand Down Expand Up @@ -1419,7 +1432,7 @@

if (ShiftConfigs.cfgShiftCorr) {
psiT0CCorr = ApplyShiftCorrection(coll, psiT0C, shiftprofileFT0C);
ComputeEPResolutionwShifts(coll, psiT0C, psiTPCA, psiTPCC, shiftprofileFT0C, shiftprofileTPCL, shiftprofileTPCR);
ComputeEPResolutionwShifts(coll, psiT0C, psiT0C, psiTPCA, psiTPCC, shiftprofileFT0C, shiftprofileTPCL, shiftprofileTPCR, shiftprofileFT0C);
}

histos.fill(HIST("hPsiT0C"), psiT0CCorr);
Expand Down Expand Up @@ -1692,6 +1705,9 @@
qvecIm = coll.qvecFV0AIm();
}

double qvecReV0A = coll.qvecFV0ARe();
double qvecImV0A = coll.qvecFV0AIm();

histos.fill(HIST("hEventCentralityBefEPSel"), collisionCentrality);
histos.fill(HIST("hEventCentralityBefEPSelT0M"), coll.centFT0M());
// select only events used for the calibration of the event plane
Expand All @@ -1714,17 +1730,22 @@
histos.fill(HIST("hEventVertexZ"), coll.posZ());

ROOT::Math::XYZVector eventplaneVecT0C{qvecRe, qvecIm, 0};
ROOT::Math::XYZVector eventplaneVecV0A{qvecReV0A, qvecImV0A, 0};
ROOT::Math::XYZVector eventplaneVecTPCA{coll.qvecBPosRe(), coll.qvecBPosIm(), 0};
ROOT::Math::XYZVector eventplaneVecTPCC{coll.qvecBNegRe(), coll.qvecBNegIm(), 0};

const float psiT0C = std::atan2(qvecIm, qvecRe) * 0.5f;
const float psiV0A = std::atan2(qvecImV0A, qvecReV0A) * 0.5f;
const float psiTPCA = std::atan2(coll.qvecBPosIm(), coll.qvecBPosRe()) * 0.5f;
const float psiTPCC = std::atan2(coll.qvecBNegIm(), coll.qvecBNegRe()) * 0.5f;
float psiT0CCorr = psiT0C;
for (int ishift = 1; ishift <= 10; ishift++) {
histos.fill(HIST("ShiftFT0C"), collisionCentrality, 0.5, ishift - 0.5, std::sin(ishift * 2 * psiT0C));
histos.fill(HIST("ShiftFT0C"), collisionCentrality, 1.5, ishift - 0.5, std::cos(ishift * 2 * psiT0C));

histos.fill(HIST("ShiftFV0A"), collisionCentrality, 0.5, ishift - 0.5, std::sin(ishift * 2 * psiV0A));
histos.fill(HIST("ShiftFV0A"), collisionCentrality, 1.5, ishift - 0.5, std::cos(ishift * 2 * psiV0A));

histos.fill(HIST("ShiftTPCL"), collisionCentrality, 0.5, ishift - 0.5, std::sin(ishift * 2 * psiTPCA));
histos.fill(HIST("ShiftTPCL"), collisionCentrality, 1.5, ishift - 0.5, std::cos(ishift * 2 * psiTPCA));

Expand All @@ -1738,16 +1759,18 @@
fullCCDBShiftCorrPathFT0C = ShiftConfigs.cfgShiftPathFT0C;
fullCCDBShiftCorrPathTPCL = ShiftConfigs.cfgShiftPathTPCL;
fullCCDBShiftCorrPathTPCR = ShiftConfigs.cfgShiftPathTPCR;
fullCCDBShiftCorrPathFV0A = ShiftConfigs.cfgShiftPathFV0A;
shiftprofileFT0C = ccdb->getForTimeStamp<TProfile3D>(fullCCDBShiftCorrPathFT0C, coll.timestamp());
shiftprofileTPCL = ccdb->getForTimeStamp<TProfile3D>(fullCCDBShiftCorrPathTPCL, coll.timestamp());
shiftprofileTPCR = ccdb->getForTimeStamp<TProfile3D>(fullCCDBShiftCorrPathTPCR, coll.timestamp());
shiftprofileFV0A = ccdb->getForTimeStamp<TProfile3D>(fullCCDBShiftCorrPathFV0A, coll.timestamp());
lastRunNumber = currentRunNumber;
}
}

if (ShiftConfigs.cfgShiftCorr) {
psiT0CCorr = ApplyShiftCorrection(coll, psiT0C, shiftprofileFT0C);
ComputeEPResolutionwShifts(coll, psiT0C, psiTPCA, psiTPCC, shiftprofileFT0C, shiftprofileTPCL, shiftprofileTPCR);
ComputeEPResolutionwShifts(coll, psiT0C, psiV0A, psiTPCA, psiTPCC, shiftprofileFT0C, shiftprofileTPCL, shiftprofileTPCR, shiftprofileFV0A);
}

histos.fill(HIST("hPsiT0C"), psiT0CCorr);
Expand All @@ -1756,9 +1779,11 @@
resolution.fill(HIST("QVectorsT0CTPCA"), eventplaneVecT0C.Dot(eventplaneVecTPCA), collisionCentrality);
resolution.fill(HIST("QVectorsT0CTPCC"), eventplaneVecT0C.Dot(eventplaneVecTPCC), collisionCentrality);
resolution.fill(HIST("QVectorsTPCAC"), eventplaneVecTPCA.Dot(eventplaneVecTPCC), collisionCentrality);
resolution.fill(HIST("QVectorsT0CV0A"), eventplaneVecT0C.Dot(eventplaneVecV0A), collisionCentrality);
resolution.fill(HIST("QVectorsNormT0CTPCA"), eventplaneVecT0C.Dot(eventplaneVecTPCA) / (coll.qTPCR() * coll.sumAmplFT0C()), collisionCentrality);
resolution.fill(HIST("QVectorsNormT0CTPCC"), eventplaneVecT0C.Dot(eventplaneVecTPCC) / (coll.qTPCL() * coll.sumAmplFT0C()), collisionCentrality);
resolution.fill(HIST("QVectorsNormTPCAC"), eventplaneVecTPCA.Dot(eventplaneVecTPCC) / (coll.qTPCR() * coll.qTPCL()), collisionCentrality);
resolution.fill(HIST("QVectorsNormT0CV0A"), eventplaneVecT0C.Dot(eventplaneVecV0A) / (coll.sumAmplFT0C() * coll.sumAmplFV0A()), collisionCentrality);

std::vector<float> bdtScore[nParticles];
for (auto const& v0 : V0s) {
Expand Down Expand Up @@ -1974,7 +1999,7 @@

if (ShiftConfigs.cfgShiftCorr) {
psiT0CCorr = ApplyShiftCorrection(coll, psiT0C, shiftprofileFT0C);
ComputeEPResolutionwShifts(coll, psiT0C, psiTPCA, psiTPCC, shiftprofileFT0C, shiftprofileTPCL, shiftprofileTPCR);
ComputeEPResolutionwShifts(coll, psiT0C, psiT0C, psiTPCA, psiTPCC, shiftprofileFT0C, shiftprofileTPCL, shiftprofileTPCR, shiftprofileFT0C);
}

histos.fill(HIST("hpsiT0C"), psiT0CCorr);
Expand Down
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