[Common] Fixed memory issue with 3D histograms

Issue was created in the previous PR

Author: ppoava

Common/Tasks/qaMuon.cxx

@@ -569,32 +569,33 @@ struct muonQa {
     if (configQAs.fEnableQADimuon) {
       // single muons
       AxisSpec transverseMomentumAxis = {1000, 0, 100, "p_{T} (GeV/c)"};
-      AxisSpec etaAxis = {80, -5, -1, "#eta"};
-      AxisSpec rAbsAxis = {100, 0., 100.0, "R_{abs} (cm)"};
-      AxisSpec dcaAxis = {400, 0.0, 20.0, "DCA"};
-      AxisSpec phiAxis = {360, -180.0, 180.0, "#phi (degrees)"};
+      AxisSpec etaAxis = {40, -5, -1, "#eta"};
+      AxisSpec rAbsAxis = {10, 0., 100.0, "R_{abs} (cm)"};
+      AxisSpec dcaAxis = {40, 0.0, 20.0, "DCA"};
+      AxisSpec phiAxis = {36, -180.0, 180.0, "#phi (degrees)"};
       // dimuons
       AxisSpec invMassAxis = {400, 1, 5, "M_{#mu^{+}#mu^{-}} (GeV/c^{2})"};
       AxisSpec invMassCorrelationAxis = {80, 0, 8, "M_{#mu^{+}#mu^{-}} (GeV/c^{2})"};
       AxisSpec invMassAxisFull = {5000, 0, 100, "M_{#mu^{+}#mu^{-}} (GeV/c^{2})"};
       AxisSpec yPairAxis = {120, 0.0, 6.0, "#y_{pair}"};
       AxisSpec invMassAxis2D = {750, 0, 15, "M_{#mu^{+}#mu^{-}} (GeV/c^{2})"};
+      AxisSpec invMassAxis2Dreduced = {75, 0, 15, "M_{#mu^{+}#mu^{-}} (GeV/c^{2})"};
       AxisSpec pTAxis2D = {120, 0, 30, "p_{T} (GeV/c)"};
       // Single muons - dimuons correlations
-      registryDimuon.add("dimuon/same-event/single-muon-dimuon-correlations/invariantMass_pT_MuPosPt_MuonKine_MuonCuts", "#mu^{+}#mu^{-} and #mu^{+}", {HistType::kTH3F, {invMassAxis2D, pTAxis2D, transverseMomentumAxis}});
-      registryDimuon.add("dimuon/same-event/single-muon-dimuon-correlations/invariantMass_pT_MuNegPt_MuonKine_MuonCuts", "#mu^{+}#mu^{-} and #mu^{-}", {HistType::kTH3F, {invMassAxis2D, pTAxis2D, transverseMomentumAxis}});
+      registryDimuon.add("dimuon/same-event/single-muon-dimuon-correlations/invariantMass_pT_MuPosPt_MuonKine_MuonCuts", "#mu^{+}#mu^{-} and #mu^{+} p_{T}", {HistType::kTH3F, {invMassAxis2D, pTAxis2D, pTAxis2D}});
+      registryDimuon.add("dimuon/same-event/single-muon-dimuon-correlations/invariantMass_pT_MuNegPt_MuonKine_MuonCuts", "#mu^{+}#mu^{-} and #mu^{-} p_{T}", {HistType::kTH3F, {invMassAxis2D, pTAxis2D, pTAxis2D}});
       //
-      registryDimuon.add("dimuon/same-event/single-muon-dimuon-correlations/invariantMass_pT_MuPosEta_MuonKine_MuonCuts", "#mu^{+}#mu^{-} and #mu^{+}", {HistType::kTH3F, {invMassAxis2D, pTAxis2D, etaAxis}});
-      registryDimuon.add("dimuon/same-event/single-muon-dimuon-correlations/invariantMass_pT_MuNegEta_MuonKine_MuonCuts", "#mu^{+}#mu^{-} and #mu^{-}", {HistType::kTH3F, {invMassAxis2D, pTAxis2D, etaAxis}});
+      registryDimuon.add("dimuon/same-event/single-muon-dimuon-correlations/invariantMass_pT_MuPosEta_MuonKine_MuonCuts", "#mu^{+}#mu^{-} and #mu^{+} #eta", {HistType::kTH3F, {invMassAxis2D, pTAxis2D, etaAxis}});
+      registryDimuon.add("dimuon/same-event/single-muon-dimuon-correlations/invariantMass_pT_MuNegEta_MuonKine_MuonCuts", "#mu^{+}#mu^{-} and #mu^{-} #eta", {HistType::kTH3F, {invMassAxis2D, pTAxis2D, etaAxis}});
       //
-      registryDimuon.add("dimuon/same-event/single-muon-dimuon-correlations/invariantMass_pT_MuPosRabs_MuonKine_MuonCuts", "#mu^{+}#mu^{-} and #mu^{+}", {HistType::kTH3F, {invMassAxis2D, pTAxis2D, rAbsAxis}});
-      registryDimuon.add("dimuon/same-event/single-muon-dimuon-correlations/invariantMass_pT_MuNegRabs_MuonKine_MuonCuts", "#mu^{+}#mu^{-} and #mu^{-}", {HistType::kTH3F, {invMassAxis2D, pTAxis2D, rAbsAxis}});
+      registryDimuon.add("dimuon/same-event/single-muon-dimuon-correlations/invariantMass_pT_MuPosRabs_MuonKine_MuonCuts", "#mu^{+}#mu^{-} and #mu^{+} R_{abs}", {HistType::kTH3F, {invMassAxis2D, pTAxis2D, rAbsAxis}});
+      registryDimuon.add("dimuon/same-event/single-muon-dimuon-correlations/invariantMass_pT_MuNegRabs_MuonKine_MuonCuts", "#mu^{+}#mu^{-} and #mu^{-} R_{abs}", {HistType::kTH3F, {invMassAxis2D, pTAxis2D, rAbsAxis}});
       //
-      registryDimuon.add("dimuon/same-event/single-muon-dimuon-correlations/invariantMass_pT_MuPosDca_MuonKine_MuonCuts", "#mu^{+}#mu^{-} and #mu^{+}", {HistType::kTH3F, {invMassAxis2D, pTAxis2D, dcaAxis}});
-      registryDimuon.add("dimuon/same-event/single-muon-dimuon-correlations/invariantMass_pT_MuNegDca_MuonKine_MuonCuts", "#mu^{+}#mu^{-} and #mu^{-}", {HistType::kTH3F, {invMassAxis2D, pTAxis2D, dcaAxis}});
+      registryDimuon.add("dimuon/same-event/single-muon-dimuon-correlations/invariantMass_pT_MuPosDca_MuonKine_MuonCuts", "#mu^{+}#mu^{-} and #mu^{+} DCA", {HistType::kTH3F, {invMassAxis2D, pTAxis2D, dcaAxis}});
+      registryDimuon.add("dimuon/same-event/single-muon-dimuon-correlations/invariantMass_pT_MuNegDca_MuonKine_MuonCuts", "#mu^{+}#mu^{-} and #mu^{-} DCA", {HistType::kTH3F, {invMassAxis2D, pTAxis2D, dcaAxis}});
       //
-      registryDimuon.add("dimuon/same-event/single-muon-dimuon-correlations/invariantMass_pT_MuPosPhi_MuonKine_MuonCuts", "#mu^{+}#mu^{-} and #mu^{+}", {HistType::kTH3F, {invMassAxis2D, pTAxis2D, phiAxis}});
-      registryDimuon.add("dimuon/same-event/single-muon-dimuon-correlations/invariantMass_pT_MuNegPhi_MuonKine_MuonCuts", "#mu^{+}#mu^{-} and #mu^{-}", {HistType::kTH3F, {invMassAxis2D, pTAxis2D, phiAxis}});
+      registryDimuon.add("dimuon/same-event/single-muon-dimuon-correlations/invariantMass_pT_MuPosPhi_MuonKine_MuonCuts", "#mu^{+}#mu^{-} and #mu^{+} #phi", {HistType::kTH3F, {invMassAxis2D, pTAxis2D, phiAxis}});
+      registryDimuon.add("dimuon/same-event/single-muon-dimuon-correlations/invariantMass_pT_MuNegPhi_MuonKine_MuonCuts", "#mu^{+}#mu^{-} and #mu^{-} #phi", {HistType::kTH3F, {invMassAxis2D, pTAxis2D, phiAxis}});
       // MCH-MID tracks with MCH acceptance cuts
       registryDimuon.add("dimuon/same-event/invariantMass_MuonKine_MuonCuts", "#mu^{+}#mu^{-} invariant mass", {HistType::kTH1F, {invMassAxis}});
       registryDimuon.add("dimuon/same-event/invariantMassFull_MuonKine_MuonCuts", "#mu^{+}#mu^{-} invariant mass", {HistType::kTH1F, {invMassAxisFull}});