[PWG-DQ] Adding MC workflows which consider track-collision associations (#6495)

* adding MC workflows which consider track-collision association
* modified MC workflows to fix run time errors and optimizations
Co-authored-by: Ionut Cristian Arsene <iarsene@cern.ch>

Author: iarsene

PWGDQ/Core/HistogramsLibrary.cxx

@@ -488,6 +488,8 @@ class VarManager : public TObject
     kMftNClusters,
     kMftClusterSize,
     kMftMeanClusterSize,
+    kMuonNAssocsInBunch,
+    kMuonNAssocsOutOfBunch,
     kNMuonTrackVariables,
 
     // MC particle variables
@@ -843,6 +845,8 @@ class VarManager : public TObject
   static void FillMuonPDca(const T& muon, const C& collision, float* values = nullptr);
   template <uint32_t fillMap, typename T, typename C>
   static void FillPropagateMuon(const T& muon, const C& collision, float* values = nullptr);
+  template <typename T>
+  static void FillBC(T const& bc, float* values = nullptr);
   template <uint32_t fillMap, typename T>
   static void FillEvent(T const& event, float* values = nullptr);
   template <typename T>
@@ -1198,6 +1202,19 @@ void VarManager::FillPropagateMuon(const T& muon, const C& collision, float* val
   }
 }
 
+template <typename T>
+void VarManager::FillBC(T const& bc, float* values)
+{
+  if (!values) {
+    values = fgValues;
+  }
+  values[VarManager::kRunNo] = bc.runNumber();
+  values[VarManager::kBC] = bc.globalBC();
+  values[kBCOrbit] = bc.globalBC() % o2::constants::lhc::LHCMaxBunches;
+  values[VarManager::kTimestamp] = bc.timestamp();
+  values[VarManager::kRunIndex] = GetRunIndex(bc.runNumber());
+}
+
 template <uint32_t fillMap, typename T>
 void VarManager::FillEvent(T const& event, float* values)
 {

PWGDQ/Core/VarManager.h

@@ -24,6 +24,11 @@ o2physics_add_dpl_workflow(table-maker-mc
                     PUBLIC_LINK_LIBRARIES O2::Framework O2Physics::AnalysisCore O2::DetectorsBase O2Physics::AnalysisCCDB O2Physics::PWGDQCore
                     COMPONENT_NAME Analysis)
 
+o2physics_add_dpl_workflow(table-maker-mc-with-assoc
+                    SOURCES tableMakerMC_withAssoc.cxx
+                    PUBLIC_LINK_LIBRARIES O2::Framework O2Physics::AnalysisCore O2::DetectorsBase O2Physics::AnalysisCCDB O2Physics::PWGDQCore
+                    COMPONENT_NAME Analysis)
+
 o2physics_add_dpl_workflow(table-maker-jpsi-hf
                     SOURCES tableMakerJpsiHf.cxx
                     PUBLIC_LINK_LIBRARIES O2::Framework O2Physics::AnalysisCore O2Physics::PWGDQCore KFParticle::KFParticle