From 8fb49cc26a1d27e9a6f0c20b5c112530a2e527fc Mon Sep 17 00:00:00 2001
From: zz951 <2646691260@qq.com>
Date: Mon, 22 Apr 2024 15:19:08 +0200
Subject: [PATCH] Config Pool bins in Json file

---
 PWGHF/HFC/TableProducer/correlatorLcHadrons.cxx | 13 +++++++------
 1 file changed, 7 insertions(+), 6 deletions(-)

diff --git a/PWGHF/HFC/TableProducer/correlatorLcHadrons.cxx b/PWGHF/HFC/TableProducer/correlatorLcHadrons.cxx
index 8705463b0ab..2244412c724 100644
--- a/PWGHF/HFC/TableProducer/correlatorLcHadrons.cxx
+++ b/PWGHF/HFC/TableProducer/correlatorLcHadrons.cxx
@@ -65,11 +65,7 @@ const double ptLcAxisMin = 0.;
 const double ptLcAxisMax = 36.;
 
 // definition of ME variables
-std::vector<double> zBins{VARIABLE_WIDTH, -10.0, -2.5, 2.5, 10.0};
-std::vector<double> multBins{VARIABLE_WIDTH, 0., 200., 500., 5000.};
-std::vector<double> multBinsMcGen{VARIABLE_WIDTH, 0., 20., 50., 500.}; // In McGen multiplicity is defined by counting primaries
 using BinningType = ColumnBinningPolicy<aod::collision::PosZ, aod::mult::MultFV0M<aod::mult::MultFV0A, aod::mult::MultFV0C>>;
-BinningType corrBinning{{zBins, multBins}, true};
 
 using SelectedCollisions = soa::Filtered<soa::Join<aod::Collisions, aod::Mults, aod::LcSelection>>;
 using SelectedTracks = soa::Filtered<aod::TracksWDca>;
@@ -187,9 +183,13 @@ struct HfCorrelatorLcHadrons {
   Configurable<float> multMax{"multMax", 10000., "maximum multiplicity accepted"};
   Configurable<std::vector<double>> binsPt{"binsPt", std::vector<double>{o2::analysis::hf_cuts_lc_to_p_k_pi::vecBinsPt}, "pT bin limits for candidate mass plots and efficiency"};
   Configurable<std::vector<double>> efficiencyLc{"efficiencyLc", std::vector<double>{vecEfficiencyLc}, "Efficiency values for Lc"};
+  ConfigurableAxis binsMultiplicity{"binsMultiplicity", {VARIABLE_WIDTH, 0.0f, 2000.0f, 6000.0f, 100000.0f}, "Mixing bins - multiplicity"};
+  ConfigurableAxis binsZVtx{"binsZVtx", {VARIABLE_WIDTH, -10.0f, -2.5f, 2.5f, 10.0f}, "Mixing bins - z-vertex"};
+  ConfigurableAxis binsMultiplicityMc{"binsMultiplicityMc", {VARIABLE_WIDTH, 0.0f, 20.0f, 50.0f, 500.0f}, "Mixing bins - MC multiplicity"}; // In MCGen multiplicity is defined by counting tracks
 
   HfHelper hfHelper;
   SliceCache cache;
+  BinningType corrBinning{{binsZVtx, binsMultiplicity}, true};
 
   // Filters for ME
   Filter collisionFilter = aod::hf_selection_lc_collision::lcSel == true;
@@ -248,6 +248,7 @@ struct HfCorrelatorLcHadrons {
     // mass histogram for Lc background candidates only
     registry.add("hMassLcMcRecBkg", "Lc background candidates - Mc reco;inv. mass (p k #pi) (GeV/#it{c}^{2});entries", {HistType::kTH2F, {{massAxisBins, massAxisMin, massAxisMax}, {vbins, "#it{p}_{T} (GeV/#it{c})"}}});
     registry.add("hCountLctriggersMcGen", "Lc trigger particles - Mc gen;;N of trigger Lc", {HistType::kTH2F, {{1, -0.5, 0.5}, {vbins, "#it{p}_{T} (GeV/#it{c})"}}});
+    corrBinning = {{binsZVtx, binsMultiplicity}, true};
   }
 
   /// Lc-h correlation pair builder - for real data and data-like analysis (i.e. reco-level w/o matching request via Mc truth)
@@ -512,7 +513,7 @@ struct HfCorrelatorLcHadrons {
       return nTracks;
     };
     using BinningTypeMcGen = FlexibleBinningPolicy<std::tuple<decltype(getTracksSize)>, aod::mccollision::PosZ, decltype(getTracksSize)>;
-    BinningTypeMcGen corrBinningMcGen{{getTracksSize}, {zBins, multBinsMcGen}, true};
+    BinningTypeMcGen corrBinningMcGen{{getTracksSize}, {binsZVtx, binsMultiplicityMc}, true};
 
     // Mc gen level
     for (const auto& particle : mcParticles) {
@@ -661,7 +662,7 @@ struct HfCorrelatorLcHadrons {
     };
 
     using BinningTypeMcGen = FlexibleBinningPolicy<std::tuple<decltype(getTracksSize)>, aod::mccollision::PosZ, decltype(getTracksSize)>;
-    BinningTypeMcGen corrBinningMcGen{{getTracksSize}, {zBins, multBins}, true};
+    BinningTypeMcGen corrBinningMcGen{{getTracksSize}, {binsZVtx, binsMultiplicityMc}, true};
 
     auto tracksTuple = std::make_tuple(mcParticles, mcParticles);
     Pair<SelectedCollisionsMcGen, SelectedTracksMcGen, SelectedTracksMcGen, BinningTypeMcGen> pairMcGen{corrBinningMcGen, 5, -1, collisions, tracksTuple, &cache};