Identified analysis preparing the weights and eff correction (#3091)

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* Identified analysis preparing the weights and eff correction

---------

Co-authored-by: Victor <victor@cern.ch>

Author: victor-gonzalez

PWGCF/Tasks/dptdptcorrelations.cxx

@@ -67,6 +67,8 @@ bool ptorder = false;
 PairCuts fPairCuts;              // pair suppression engine
 bool fUseConversionCuts = false; // suppress resonances and conversions
 bool fUseTwoTrackCut = false;    // suppress too close tracks
+
+std::vector<std::string> tname = {"O", "T"}; ///< the track names
 } // namespace correlationstask
 
 // Task for building <dpt,dpt> correlations
@@ -108,17 +110,6 @@ struct DptDptCorrelationsTask {
     std::vector<std::vector<TProfile*>> fhSum2PtPtnw_vsC{nch, {nch, nullptr}};   //!<! un-weighted accumulated \f${p_T}_1 {p_T}_2\f$ distribution vs event centrality/multiplicity 1-1,1-2,2-1,2-2, combinations
     std::vector<std::vector<TProfile*>> fhSum2DptDptnw_vsC{nch, {nch, nullptr}}; //!<! un-weighted accumulated \f$\sum ({p_T}_1- <{p_T}_1>) ({p_T}_2 - <{p_T}_2>) \f$ distribution vs \f$\Delta\eta,\;\Delta\phi\f$ distribution vs event centrality/multiplicity 1-1,1-2,2-1,2-2, combinations
 
-    /// \enum TrackPairs
-    /// \brief The track combinations hadled by the class
-    typedef enum {
-      kOO = 0,    ///< one-one pairs
-      kOT,        ///< one-two pairs
-      kTO,        ///< two-one pairs
-      kTT,        ///< two-two pairs
-      nTrackPairs ///< the number of track pairs
-    } trackpairs;
-
-    std::vector<std::string> tname = {"O", "T"}; ///< the external track names, one and two, for histogram creation
     std::vector<std::vector<std::string>> trackPairsNames = {{"OO", "OT"}, {"TO", "TT"}};
     bool ccdbstored = false;
 
@@ -916,40 +907,38 @@ struct DptDptCorrelationsTask {
     if (!(ixDCE < 0)) {
       if (ccdblst != nullptr && !(dataCEME[ixDCE]->isCCDBstored())) {
         if constexpr (gen) {
-          dataCEME[ixDCE]->storePtAverages(
-            std::vector<TH2*>{reinterpret_cast<TH2*>(ccdblst->FindObject(
-                                TString::Format("trueptavgetaphi_%02d-%02d_p",
-                                                static_cast<int>(fCentMultMin[ixDCE]),
-                                                static_cast<int>(fCentMultMax[ixDCE]))
-                                  .Data())),
-                              reinterpret_cast<TH2*>(ccdblst->FindObject(
-                                TString::Format("trueptavgetaphi_%02d-%02d_m",
-                                                static_cast<int>(fCentMultMin[ixDCE]),
-                                                static_cast<int>(fCentMultMax[ixDCE]))
-                                  .Data()))});
+          std::vector<TH2*> ptavgs{tname.size(), nullptr};
+          for (auto sp : tname) {
+            ptavgs.push_back(reinterpret_cast<TH2*>(ccdblst->FindObject(
+              TString::Format("trueptavgetaphi_%02d-%02d_%s",
+                              static_cast<int>(fCentMultMin[ixDCE]),
+                              static_cast<int>(fCentMultMax[ixDCE]),
+                              sp.c_str())
+                .Data())));
+          }
+          dataCEME[ixDCE]->storePtAverages(ptavgs);
         } else {
-          dataCEME[ixDCE]->storeTrackCorrections(
-            std::vector<TH3*>{reinterpret_cast<TH3*>(ccdblst->FindObject(
-                                TString::Format("correction_%02d-%02d_p1",
-                                                static_cast<int>(fCentMultMin[ixDCE]),
-                                                static_cast<int>(fCentMultMax[ixDCE]))
-                                  .Data())),
-                              reinterpret_cast<TH3*>(ccdblst->FindObject(
-                                TString::Format("correction_%02d-%02d_m1",
-                                                static_cast<int>(fCentMultMin[ixDCE]),
-                                                static_cast<int>(fCentMultMax[ixDCE]))
-                                  .Data()))});
-          dataCEME[ixDCE]->storePtAverages(
-            std::vector<TH2*>{reinterpret_cast<TH2*>(ccdblst->FindObject(
-                                TString::Format("ptavgetaphi_%02d-%02d_p",
-                                                static_cast<int>(fCentMultMin[ixDCE]),
-                                                static_cast<int>(fCentMultMax[ixDCE]))
-                                  .Data())),
-                              reinterpret_cast<TH2*>(ccdblst->FindObject(
-                                TString::Format("ptavgetaphi_%02d-%02d_m",
-                                                static_cast<int>(fCentMultMin[ixDCE]),
-                                                static_cast<int>(fCentMultMax[ixDCE]))
-                                  .Data()))});
+          std::vector<TH3*> corrs{tname.size(), nullptr};
+          for (auto sp : tname) {
+            corrs.push_back(reinterpret_cast<TH3*>(ccdblst->FindObject(
+              TString::Format("correction_%02d-%02d_%s",
+                              static_cast<int>(fCentMultMin[ixDCE]),
+                              static_cast<int>(fCentMultMax[ixDCE]),
+                              sp.c_str())
+                .Data())));
+          }
+          dataCEME[ixDCE]->storeTrackCorrections(corrs);
+
+          std::vector<TH2*> ptavgs{tname.size(), nullptr};
+          for (auto sp : tname) {
+            ptavgs.push_back(reinterpret_cast<TH2*>(ccdblst->FindObject(
+              TString::Format("ptavgetaphi_%02d-%02d_%s",
+                              static_cast<int>(fCentMultMin[ixDCE]),
+                              static_cast<int>(fCentMultMax[ixDCE]),
+                              sp.c_str())
+                .Data())));
+          }
+          dataCEME[ixDCE]->storePtAverages(ptavgs);
         }
       }