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[PWGHF] Compute Resolution vs Reduced Q-vector #16667

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Merged
stefanopolitano merged 3 commits into from
Jun 15, 2026
+51 −37
Merged

[PWGHF] Compute Resolution vs Reduced Q-vector #16667

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e8b8114
Resolution vs red qvec
Marcellocosti Jun 15, 2026
2ad7271
Please consider the following formatting changes
alibuild Jun 15, 2026
c361cfd
Merge pull request #74 from alibuild/alibot-cleanup-16667
Marcellocosti Jun 15, 2026
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88 changes: 51 additions & 37 deletions PWGHF/D2H/Tasks/taskFlowCharmHadrons.cxx
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Original file line number Diff line number Diff line change
Expand Up @@ -91,7 +91,14 @@ DECLARE_SOA_TABLE(HfCandFlowInfos, "AOD", "HFCANDFLOWINFO",
full::MlScore1,
full::ScalarProd,
full::Cent);
DECLARE_SOA_TABLE(HfRedQVecEsEs, "AOD", "HFREDQVECESE", full::RedQVec);
DECLARE_SOA_TABLE(HfCandFlowEses, "AOD", "HFCANDFLOWESE",
full::M,
full::Pt,
full::MlScore0,
full::MlScore1,
full::ScalarProd,
full::Cent,
full::RedQVec);
} // namespace o2::aod

enum DecayChannel { DplusToPiKPi = 0,
Expand All @@ -115,7 +122,7 @@ enum RunMode {
struct HfTaskFlowCharmHadrons {
Produces<o2::aod::HfCandMPtInfos> rowCandMassPtMl;
Produces<o2::aod::HfCandFlowInfos> rowCandMassPtMlSpCent;
Produces<o2::aod::HfRedQVecEsEs> rowRedQVecEsE;
Produces<o2::aod::HfCandFlowEses> rowCandFlowEsE;

Configurable<int> harmonic{"harmonic", 2, "harmonic number"};
Configurable<int> qVecDetector{"qVecDetector", 3, "Detector for Q vector estimation (FV0A: 0, FT0M: 1, FT0A: 2, FT0C: 3, TPC Pos: 4, TPC Neg: 5, TPC Tot: 6)"};
Expand Down Expand Up @@ -299,23 +306,23 @@ struct HfTaskFlowCharmHadrons {
}

if (doprocessResolutionSP || doprocessResolutionSPEsE) { // enable resolution histograms only for resolution process
registry.add("spReso/hSpResoFT0cFT0a", "hSpResoFT0cFT0a; centrality; Q_{FT0c} #bullet Q_{FT0a}", {HistType::kTH2F, {thnAxisCent, thnAxisScalarProd}});
registry.add("spReso/hSpResoFT0cFV0a", "hSpResoFT0cFV0a; centrality; Q_{FT0c} #bullet Q_{FV0a}", {HistType::kTH2F, {thnAxisCent, thnAxisScalarProd}});
registry.add("spReso/hSpResoFT0cTPCpos", "hSpResoFT0cTPCpos; centrality; Q_{FT0c} #bullet Q_{TPCpos}", {HistType::kTH2F, {thnAxisCent, thnAxisScalarProd}});
registry.add("spReso/hSpResoFT0cTPCneg", "hSpResoFT0cTPCneg; centrality; Q_{FT0c} #bullet Q_{TPCneg}", {HistType::kTH2F, {thnAxisCent, thnAxisScalarProd}});
registry.add("spReso/hSpResoFT0cTPCtot", "hSpResoFT0cTPCtot; centrality; Q_{FT0c} #bullet Q_{TPCtot}", {HistType::kTH2F, {thnAxisCent, thnAxisScalarProd}});
registry.add("spReso/hSpResoFT0aFV0a", "hSpResoFT0aFV0a; centrality; Q_{FT0a} #bullet Q_{FV0a}", {HistType::kTH2F, {thnAxisCent, thnAxisScalarProd}});
registry.add("spReso/hSpResoFT0aTPCpos", "hSpResoFT0aTPCpos; centrality; Q_{FT0a} #bullet Q_{TPCpos}", {HistType::kTH2F, {thnAxisCent, thnAxisScalarProd}});
registry.add("spReso/hSpResoFT0aTPCneg", "hSpResoFT0aTPCneg; centrality; Q_{FT0a} #bullet Q_{TPCneg}", {HistType::kTH2F, {thnAxisCent, thnAxisScalarProd}});
registry.add("spReso/hSpResoFT0aTPCtot", "hSpResoFT0aTPCtot; centrality; Q_{FT0m} #bullet Q_{TPCtot}", {HistType::kTH2F, {thnAxisCent, thnAxisScalarProd}});
registry.add("spReso/hSpResoFT0mFV0a", "hSpResoFT0mFV0a; centrality; Q_{FT0m} #bullet Q_{FV0a}", {HistType::kTH2F, {thnAxisCent, thnAxisScalarProd}});
registry.add("spReso/hSpResoFT0mTPCpos", "hSpResoFT0mTPCpos; centrality; Q_{FT0m} #bullet Q_{TPCpos}", {HistType::kTH2F, {thnAxisCent, thnAxisScalarProd}});
registry.add("spReso/hSpResoFT0mTPCneg", "hSpResoFT0mTPCneg; centrality; Q_{FT0m} #bullet Q_{TPCneg}", {HistType::kTH2F, {thnAxisCent, thnAxisScalarProd}});
registry.add("spReso/hSpResoFT0mTPCtot", "hSpResoFT0mTPCtot; centrality; Q_{FV0a} #bullet Q_{TPCtot}", {HistType::kTH2F, {thnAxisCent, thnAxisScalarProd}});
registry.add("spReso/hSpResoFV0aTPCpos", "hSpResoFV0aTPCpos; centrality; Q_{FV0a} #bullet Q_{TPCpos}", {HistType::kTH2F, {thnAxisCent, thnAxisScalarProd}});
registry.add("spReso/hSpResoFV0aTPCneg", "hSpResoFV0aTPCneg; centrality; Q_{FV0a} #bullet Q_{TPCneg}", {HistType::kTH2F, {thnAxisCent, thnAxisScalarProd}});
registry.add("spReso/hSpResoFV0aTPCtot", "hSpResoFV0aTPCtot; centrality; Q_{FV0a} #bullet Q_{TPCtot}", {HistType::kTH2F, {thnAxisCent, thnAxisScalarProd}});
registry.add("spReso/hSpResoTPCposTPCneg", "hSpResoTPCposTPCneg; centrality; Q_{TPCpos} #bullet Q_{TPCneg}", {HistType::kTH2F, {thnAxisCent, thnAxisScalarProd}});
registry.add("spReso/hSpResoFT0cFT0a", "hSpResoFT0cFT0a; centrality; Q_{FT0c} #bullet Q_{FT0a}; |q_{2}|", {HistType::kTH3F, {thnAxisCent, thnAxisScalarProd, thnAxisRedQVec}});
registry.add("spReso/hSpResoFT0cFV0a", "hSpResoFT0cFV0a; centrality; Q_{FT0c} #bullet Q_{FV0a}; |q_{2}|", {HistType::kTH3F, {thnAxisCent, thnAxisScalarProd, thnAxisRedQVec}});
registry.add("spReso/hSpResoFT0cTPCpos", "hSpResoFT0cTPCpos; centrality; Q_{FT0c} #bullet Q_{TPCpos}; |q_{2}|", {HistType::kTH3F, {thnAxisCent, thnAxisScalarProd, thnAxisRedQVec}});
registry.add("spReso/hSpResoFT0cTPCneg", "hSpResoFT0cTPCneg; centrality; Q_{FT0c} #bullet Q_{TPCneg}; |q_{2}|", {HistType::kTH3F, {thnAxisCent, thnAxisScalarProd, thnAxisRedQVec}});
registry.add("spReso/hSpResoFT0cTPCtot", "hSpResoFT0cTPCtot; centrality; Q_{FT0c} #bullet Q_{TPCtot}; |q_{2}|", {HistType::kTH3F, {thnAxisCent, thnAxisScalarProd, thnAxisRedQVec}});
registry.add("spReso/hSpResoFT0aFV0a", "hSpResoFT0aFV0a; centrality; Q_{FT0a} #bullet Q_{FV0a}; |q_{2}|", {HistType::kTH3F, {thnAxisCent, thnAxisScalarProd, thnAxisRedQVec}});
registry.add("spReso/hSpResoFT0aTPCpos", "hSpResoFT0aTPCpos; centrality; Q_{FT0a} #bullet Q_{TPCpos}; |q_{2}|", {HistType::kTH3F, {thnAxisCent, thnAxisScalarProd, thnAxisRedQVec}});
registry.add("spReso/hSpResoFT0aTPCneg", "hSpResoFT0aTPCneg; centrality; Q_{FT0a} #bullet Q_{TPCneg}; |q_{2}|", {HistType::kTH3F, {thnAxisCent, thnAxisScalarProd, thnAxisRedQVec}});
registry.add("spReso/hSpResoFT0aTPCtot", "hSpResoFT0aTPCtot; centrality; Q_{FT0m} #bullet Q_{TPCtot}; |q_{2}|", {HistType::kTH3F, {thnAxisCent, thnAxisScalarProd, thnAxisRedQVec}});
registry.add("spReso/hSpResoFT0mFV0a", "hSpResoFT0mFV0a; centrality; Q_{FT0m} #bullet Q_{FV0a}; |q_{2}|", {HistType::kTH3F, {thnAxisCent, thnAxisScalarProd, thnAxisRedQVec}});
registry.add("spReso/hSpResoFT0mTPCpos", "hSpResoFT0mTPCpos; centrality; Q_{FT0m} #bullet Q_{TPCpos}; |q_{2}|", {HistType::kTH3F, {thnAxisCent, thnAxisScalarProd, thnAxisRedQVec}});
registry.add("spReso/hSpResoFT0mTPCneg", "hSpResoFT0mTPCneg; centrality; Q_{FT0m} #bullet Q_{TPCneg}; |q_{2}|", {HistType::kTH3F, {thnAxisCent, thnAxisScalarProd, thnAxisRedQVec}});
registry.add("spReso/hSpResoFT0mTPCtot", "hSpResoFT0mTPCtot; centrality; Q_{FV0a} #bullet Q_{TPCtot}; |q_{2}|", {HistType::kTH3F, {thnAxisCent, thnAxisScalarProd, thnAxisRedQVec}});
registry.add("spReso/hSpResoFV0aTPCpos", "hSpResoFV0aTPCpos; centrality; Q_{FV0a} #bullet Q_{TPCpos}; |q_{2}|", {HistType::kTH3F, {thnAxisCent, thnAxisScalarProd, thnAxisRedQVec}});
registry.add("spReso/hSpResoFV0aTPCneg", "hSpResoFV0aTPCneg; centrality; Q_{FV0a} #bullet Q_{TPCneg}; |q_{2}|", {HistType::kTH3F, {thnAxisCent, thnAxisScalarProd, thnAxisRedQVec}});
registry.add("spReso/hSpResoFV0aTPCtot", "hSpResoFV0aTPCtot; centrality; Q_{FV0a} #bullet Q_{TPCtot}; |q_{2}|", {HistType::kTH3F, {thnAxisCent, thnAxisScalarProd, thnAxisRedQVec}});
registry.add("spReso/hSpResoTPCposTPCneg", "hSpResoTPCposTPCneg; centrality; Q_{TPCpos} #bullet Q_{TPCneg}; |q_{2}|", {HistType::kTH3F, {thnAxisCent, thnAxisScalarProd, thnAxisRedQVec}});

if (doprocessResolutionSPEsE) {
registry.add("redQVecs/hSparseRedQVecs", "hSpResoRedQVec; centrality; Q_{red} #bullet Q_{TPCtot}", {HistType::kTHnSparseF, {thnAxisCent, thnAxisRedQVec, thnAxisRedQVec, thnAxisRedQVec, thnAxisRedQVec}});
Expand Down Expand Up @@ -812,7 +819,7 @@ struct HfTaskFlowCharmHadrons {
}
}
if (storeRedQVec) {
rowRedQVecEsE(redQVec);
rowCandFlowEsE(massCand, ptCand, outputMl[0], outputMl[1], scalprodCand, cent, redQVec);
}
if (fillSparse) {
fillThn(massCand, ptCand, etaCand, signCand, cent, cosNPhi, sinNPhi,
Expand Down Expand Up @@ -1037,23 +1044,30 @@ struct HfTaskFlowCharmHadrons {
return;
}

registry.fill(HIST("spReso/hSpResoFT0cFT0a"), centrality, xQVecFT0c * xQVecFT0a + yQVecFT0c * yQVecFT0a);
registry.fill(HIST("spReso/hSpResoFT0cFV0a"), centrality, xQVecFT0c * xQVecFV0a + yQVecFT0c * yQVecFV0a);
registry.fill(HIST("spReso/hSpResoFT0cTPCpos"), centrality, xQVecFT0c * xQVecTPCPos + yQVecFT0c * yQVecTPCPos);
registry.fill(HIST("spReso/hSpResoFT0cTPCneg"), centrality, xQVecFT0c * xQVecTPCNeg + yQVecFT0c * yQVecTPCNeg);
registry.fill(HIST("spReso/hSpResoFT0cTPCtot"), centrality, xQVecFT0c * xQVecTPCAll + yQVecFT0c * yQVecTPCAll);
registry.fill(HIST("spReso/hSpResoFT0aFV0a"), centrality, xQVecFT0a * xQVecFV0a + yQVecFT0a * yQVecFV0a);
registry.fill(HIST("spReso/hSpResoFT0aTPCpos"), centrality, xQVecFT0a * xQVecTPCPos + yQVecFT0a * yQVecTPCPos);
registry.fill(HIST("spReso/hSpResoFT0aTPCneg"), centrality, xQVecFT0a * xQVecTPCNeg + yQVecFT0a * yQVecTPCNeg);
registry.fill(HIST("spReso/hSpResoFT0aTPCtot"), centrality, xQVecFT0a * xQVecTPCAll + yQVecFT0a * yQVecTPCAll);
registry.fill(HIST("spReso/hSpResoFT0mFV0a"), centrality, xQVecFT0m * xQVecFV0a + yQVecFT0m * yQVecFV0a);
registry.fill(HIST("spReso/hSpResoFT0mTPCpos"), centrality, xQVecFT0m * xQVecTPCPos + yQVecFT0m * yQVecTPCPos);
registry.fill(HIST("spReso/hSpResoFT0mTPCneg"), centrality, xQVecFT0m * xQVecTPCNeg + yQVecFT0m * yQVecTPCNeg);
registry.fill(HIST("spReso/hSpResoFT0mTPCtot"), centrality, xQVecFT0m * xQVecTPCAll + yQVecFT0m * yQVecTPCAll);
registry.fill(HIST("spReso/hSpResoFV0aTPCpos"), centrality, xQVecFV0a * xQVecTPCPos + yQVecFV0a * yQVecTPCPos);
registry.fill(HIST("spReso/hSpResoFV0aTPCneg"), centrality, xQVecFV0a * xQVecTPCNeg + yQVecFV0a * yQVecTPCNeg);
registry.fill(HIST("spReso/hSpResoFV0aTPCtot"), centrality, xQVecFV0a * xQVecTPCAll + yQVecFV0a * yQVecTPCAll);
registry.fill(HIST("spReso/hSpResoTPCposTPCneg"), centrality, xQVecTPCPos * xQVecTPCNeg + yQVecTPCPos * yQVecTPCNeg);
float redQVec{-999.f};
std::array<float, 3> qVecRedComps{-999.f, -999.f, -999.f};
if constexpr (HasRedQVecs) {
qVecRedComps = getEseQvec(collision, qVecRedDetector.value);
}
redQVec = std::hypot(qVecRedComps[0], qVecRedComps[1]);

registry.fill(HIST("spReso/hSpResoFT0cFT0a"), centrality, xQVecFT0c * xQVecFT0a + yQVecFT0c * yQVecFT0a, redQVec);
registry.fill(HIST("spReso/hSpResoFT0cFV0a"), centrality, xQVecFT0c * xQVecFV0a + yQVecFT0c * yQVecFV0a, redQVec);
registry.fill(HIST("spReso/hSpResoFT0cTPCpos"), centrality, xQVecFT0c * xQVecTPCPos + yQVecFT0c * yQVecTPCPos, redQVec);
registry.fill(HIST("spReso/hSpResoFT0cTPCneg"), centrality, xQVecFT0c * xQVecTPCNeg + yQVecFT0c * yQVecTPCNeg, redQVec);
registry.fill(HIST("spReso/hSpResoFT0cTPCtot"), centrality, xQVecFT0c * xQVecTPCAll + yQVecFT0c * yQVecTPCAll, redQVec);
registry.fill(HIST("spReso/hSpResoFT0aFV0a"), centrality, xQVecFT0a * xQVecFV0a + yQVecFT0a * yQVecFV0a, redQVec);
registry.fill(HIST("spReso/hSpResoFT0aTPCpos"), centrality, xQVecFT0a * xQVecTPCPos + yQVecFT0a * yQVecTPCPos, redQVec);
registry.fill(HIST("spReso/hSpResoFT0aTPCneg"), centrality, xQVecFT0a * xQVecTPCNeg + yQVecFT0a * yQVecTPCNeg, redQVec);
registry.fill(HIST("spReso/hSpResoFT0aTPCtot"), centrality, xQVecFT0a * xQVecTPCAll + yQVecFT0a * yQVecTPCAll, redQVec);
registry.fill(HIST("spReso/hSpResoFT0mFV0a"), centrality, xQVecFT0m * xQVecFV0a + yQVecFT0m * yQVecFV0a, redQVec);
registry.fill(HIST("spReso/hSpResoFT0mTPCpos"), centrality, xQVecFT0m * xQVecTPCPos + yQVecFT0m * yQVecTPCPos, redQVec);
registry.fill(HIST("spReso/hSpResoFT0mTPCneg"), centrality, xQVecFT0m * xQVecTPCNeg + yQVecFT0m * yQVecTPCNeg, redQVec);
registry.fill(HIST("spReso/hSpResoFT0mTPCtot"), centrality, xQVecFT0m * xQVecTPCAll + yQVecFT0m * yQVecTPCAll, redQVec);
registry.fill(HIST("spReso/hSpResoFV0aTPCpos"), centrality, xQVecFV0a * xQVecTPCPos + yQVecFV0a * yQVecTPCPos, redQVec);
registry.fill(HIST("spReso/hSpResoFV0aTPCneg"), centrality, xQVecFV0a * xQVecTPCNeg + yQVecFV0a * yQVecTPCNeg, redQVec);
registry.fill(HIST("spReso/hSpResoFV0aTPCtot"), centrality, xQVecFV0a * xQVecTPCAll + yQVecFV0a * yQVecTPCAll, redQVec);
registry.fill(HIST("spReso/hSpResoTPCposTPCneg"), centrality, xQVecTPCPos * xQVecTPCNeg + yQVecTPCPos * yQVecTPCNeg, redQVec);

if constexpr (HasRedQVecs) {
registry.fill(HIST("redQVecs/hRedQVecFT0C"), centrality, std::hypot(collision.eseQvecFT0CRe(), collision.eseQvecFT0CIm()));
Expand Down
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