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[PWGCF] adding Q2 plots #15315

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jikim1290 wants to merge 5 commits into from
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[PWGCF] adding Q2 plots #15315

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bbb6d9a
adding Q2 QA plots
jikim1290 Mar 9, 2026
06067b8
adding Q2 plots
jikim1290 Mar 9, 2026
a3a86d9
fix
jikim1290 Mar 9, 2026
fbbcb6c
Please consider the following formatting changes
alibuild Mar 9, 2026
5ed3283
Merge pull request #185 from alibuild/alibot-cleanup-15315
jikim1290 Mar 9, 2026
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11 changes: 11 additions & 0 deletions PWGCF/JCorran/Tasks/jEPFlowAnalysis.cxx
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Original file line number Diff line number Diff line change
Expand Up @@ -100,6 +100,8 @@ struct jEPFlowAnalysis {
ConfigurableAxis cfgAxisPt{"cfgAxisPt", {VARIABLE_WIDTH, 0.0, 0.1, 0.2, 0.3, 0.4, 0.5, 0.6, 0.7, 0.8, 0.9, 1.0, 1.1, 1.2, 1.3, 1.4, 1.5, 1.6, 1.7, 1.8, 1.9, 2.0, 2.2, 2.4, 2.6, 2.8, 3.0, 3.2, 3.5, 4.0, 4.5, 5.0, 6.0, 7.0, 8.0, 10.0, 12.0, 15.0, 30.0, 50.0, 70.0, 100.0}, ""};
ConfigurableAxis cfgAxisCos{"cfgAxisCos", {102, -1.02, 1.02}, ""};
ConfigurableAxis cfgAxisQvec{"cfgAxisQvec", {200, -5.0, 5.0}, ""};
ConfigurableAxis cfgAxisQ2{"cfgAxisQ2", {200, 0., 20.}, ""};
ConfigurableAxis cfgAxisQ2ana{"cfgAxisQ2ana", {20, 0., 20.}, ""};

ConfigurableAxis cfgAxisCentMC{"cfgAxisCentMC", {5, 0, 100}, ""};
ConfigurableAxis cfgAxisVtxZMC{"cfgAxisVtxZMC", {20, -10, 10}, ""};
Expand Down Expand Up @@ -277,6 +279,9 @@ struct jEPFlowAnalysis {
epFlowHistograms.fill(HIST("EpResQvecRefARefBxx"), i + 2, cent, qx_shifted[1] * qx_shifted[2] + qy_shifted[1] * qy_shifted[2]);
epFlowHistograms.fill(HIST("EpResQvecRefARefBxy"), i + 2, cent, qx_shifted[2] * qy_shifted[1] - qx_shifted[1] * qy_shifted[2]);

float q2 = std::sqrt(std::pow(qx_shifted[0], 2) + std::pow(qy_shifted[0], 2)) / std::sqrt(coll.qvecAmp()[detId]);
epFlowHistograms.fill(HIST("hCentQ2"), i + 2, cent, q2);

for (const auto& track : tracks) {
if (trackSel(track))
continue;
Expand All @@ -293,6 +298,7 @@ struct jEPFlowAnalysis {

epFlowHistograms.fill(HIST("SPvnxx"), i + 2, cent, track.pt(), (std::cos(track.phi() * static_cast<float>(i + 2)) * qx_shifted[0] + std::sin(track.phi() * static_cast<float>(i + 2)) * qy_shifted[0]), weight);
epFlowHistograms.fill(HIST("SPvnxy"), i + 2, cent, track.pt(), (std::sin(track.phi() * static_cast<float>(i + 2)) * qx_shifted[0] - std::cos(track.phi() * static_cast<float>(i + 2)) * qy_shifted[0]), weight);
epFlowHistograms.fill(HIST("SPvnxxQ2"), i + 2, cent, track.pt(), (std::sin(track.phi() * static_cast<float>(i + 2)) * qx_shifted[0] - std::cos(track.phi() * static_cast<float>(i + 2)) * qy_shifted[0], q2), weight);
}
}
}
Expand Down Expand Up @@ -328,6 +334,8 @@ struct jEPFlowAnalysis {
AxisSpec axisPt{cfgAxisPt, "pT"};
AxisSpec axisCos{cfgAxisCos, "cos"};
AxisSpec axisQvec{cfgAxisQvec, "Qvec"};
AxisSpec axisQ2{cfgAxisQ2, "Q2"};
AxisSpec axisQ2ana{cfgAxisQ2ana, "Q2ana"};

AxisSpec axisCentMC{cfgAxisCentMC, "cent"};
AxisSpec axisVtxZMC{cfgAxisVtxZMC, "vtxz"};
Expand Down Expand Up @@ -359,6 +367,9 @@ struct jEPFlowAnalysis {
epFlowHistograms.add("hCentrality", "", {HistType::kTH1F, {axisCent}});
epFlowHistograms.add("hVertex", "", {HistType::kTH1F, {axisVertex}});

epFlowHistograms.add("hCentQ2", "", {HistType::kTH3F, {axisMod, axisCent, axisQ2}});
epFlowHistograms.add("SPvnxxQ2", "", {HistType::kTHnSparseF, {axisMod, axisCent, axisPt, axisQvec, axisQ2ana}});

epFlowHistograms.add("MC/hPartGen", "", {kTHnSparseF, {cfgAxisCentMC, cfgAxisVtxZMC, cfgAxisEtaMC, cfgAxisPhiMC, cfgAxisPtMC}});
epFlowHistograms.add("MC/hPartRecPr", "", {kTHnSparseF, {cfgAxisCentMC, cfgAxisVtxZMC, cfgAxisEtaMC, cfgAxisPhiMC, cfgAxisPtMC}});
epFlowHistograms.add("MC/hPartRec", "", {kTHnSparseF, {cfgAxisCentMC, cfgAxisVtxZMC, cfgAxisEtaMC, cfgAxisPhiMC, cfgAxisPtMC}});
Expand Down
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