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[PWGLF] ebyeMaker: check correlation cuts for nuclei ebye analysis #8629

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Merged
ktf merged 1 commit into from
Nov 25, 2024
Merged

[PWGLF] ebyeMaker: check correlation cuts for nuclei ebye analysis #8629

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21 changes: 19 additions & 2 deletions PWGLF/TableProducer/Nuspex/ebyeMaker.cxx
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Original file line number Diff line number Diff line change
Expand Up @@ -185,6 +185,12 @@ struct tagRun2V0MCalibration {
TFormula* mMCScale = nullptr;
} Run2V0MInfo;

struct tagRun2CL0Calibration {
bool mCalibrationStored = false;
TH1* mhVtxAmpCorr = nullptr;
TH1* mhMultSelCalib = nullptr;
} Run2CL0Info;

struct ebyeMaker {
Produces<aod::CollEbyeTable> collisionEbyeTable;
Produces<aod::MiniCollTable> miniCollTable;
Expand Down Expand Up @@ -412,6 +418,13 @@ struct ebyeMaker {
} else {
LOGF(fatal, "Calibration information from V0M for run %d corrupted", bc.runNumber());
}
Run2CL0Info.mhVtxAmpCorr = getccdb("hVtx_fnSPDClusters0_Normalized");
Run2CL0Info.mhMultSelCalib = getccdb("hMultSelCalib_CL0");
if ((Run2CL0Info.mhVtxAmpCorr != nullptr) && (Run2CL0Info.mhMultSelCalib != nullptr)) {
Run2CL0Info.mCalibrationStored = true;
} else {
LOGF(fatal, "Calibration information from CL0 multiplicity for run %d corrupted", bc.runNumber());
}
} else {
auto grpmagPath{"GLO/Config/GRPMagField"};
grpmag = ccdb->getForTimeStamp<o2::parameters::GRPMagField>("GLO/Config/GRPMagField", timestamp);
Expand Down Expand Up @@ -1004,7 +1017,7 @@ struct ebyeMaker {
}
PROCESS_SWITCH(ebyeMaker, processRun3, "process (Run 3)", false);

void processRun2(soa::Join<aod::Collisions, aod::EvSels, aod::CentRun2CL0s, aod::TrackletMults> const& collisions, TracksFull const& tracks, aod::V0s const& V0s, aod::FV0As const& fv0as, aod::FV0Cs const& fv0cs, BCsWithRun2Info const&)
void processRun2(soa::Join<aod::Collisions, aod::EvSels, aod::TrackletMults> const& collisions, TracksFull const& tracks, aod::V0s const& V0s, aod::FV0As const& fv0as, aod::FV0Cs const& fv0cs, BCsWithRun2Info const&)
{
for (const auto& collision : collisions) {
auto bc = collision.bc_as<BCsWithRun2Info>();
Expand All @@ -1024,7 +1037,11 @@ struct ebyeMaker {
if (!(collision.sel7() && collision.alias_bit(kINT7)) && (!kINT7Intervals || (kINT7Intervals && ((cV0M >= 10 && cV0M < 30) || cV0M > 50))))
continue;

auto centralityCl0 = collision.centRun2CL0();
auto centralityCl0 = 105.0f;
if (Run2CL0Info.mCalibrationStored) {
float cl0m = bc.spdClustersL0() * Run2CL0Info.mhVtxAmpCorr->GetBinContent(Run2CL0Info.mhVtxAmpCorr->FindFixBin(collision.posZ()));
centralityCl0 = Run2CL0Info.mhMultSelCalib->GetBinContent(Run2CL0Info.mhMultSelCalib->FindFixBin(cl0m));
}
if (kUseEstimatorsCorrelationCut) {
const auto& x = centralityCl0;
const double center = estimatorsCorrelationCoef[0] + estimatorsCorrelationCoef[1] * x;
Expand Down