Renaming Bmon to T0 in AT converter

MR 1620
(cherry picked from commit 28bdb0ac)

analysis/common/analysis_tree_converter/CbmRecEventHeaderConverter.cxx

@@ -39,7 +39,7 @@ void CbmRecEventHeaderConverter::Init()
   RecEventHeaderBranch.AddField<float>("start_time", "Start time of the event, ns");
   RecEventHeaderBranch.AddField<float>("end_time", "End time of the event, ns");
   RecEventHeaderBranch.AddField<float>("match_weight", "");
-  RecEventHeaderBranch.AddField<float>("Bmon", "Reconstructed Bmon, ns");
+  RecEventHeaderBranch.AddField<float>("T0", "Reconstructed T0, ns");
   RecEventHeaderBranch.AddField<float>("tStartTS", "TS start time, ns");
 
   ivtx_chi2_     = RecEventHeaderBranch.GetFieldId("vtx_chi2");
@@ -49,7 +49,7 @@ void CbmRecEventHeaderConverter::Init()
   istart_time_   = RecEventHeaderBranch.GetFieldId("start_time");
   iend_time_     = RecEventHeaderBranch.GetFieldId("end_time");
   imatch_weight_ = RecEventHeaderBranch.GetFieldId("match_weight");
-  iBmon_         = RecEventHeaderBranch.GetFieldId("Bmon");
+  iT0_           = RecEventHeaderBranch.GetFieldId("T0");
   iTStartTS_     = RecEventHeaderBranch.GetFieldId("tStartTS");
 
   auto* man = AnalysisTree::TaskManager::GetInstance();
@@ -71,12 +71,12 @@ void CbmRecEventHeaderConverter::ProcessData(CbmEvent* event)
   rec_event_header_->SetField(GetPsdEnergy(event), iEpsd_);
 
   int evt_id;
-  float match_weight, start_time, end_time, Bmon, tStartTS;
+  float match_weight, start_time, end_time, T0, tStartTS;
   if (event) {
     evt_id     = event->GetUniqueID();
     start_time = event->GetStartTime();
     end_time   = event->GetEndTime();
-    Bmon       = event->GetTzero();
+    T0         = event->GetTzero();
 
     tStartTS = fTimeSlice->GetStartTime();
 
@@ -89,14 +89,14 @@ void CbmRecEventHeaderConverter::ProcessData(CbmEvent* event)
     evt_id       = cbm_header_->GetEventID();
     start_time   = cbm_header_->GetT();
     end_time     = cbm_header_->GetT();
-    Bmon         = -999999.;
+    T0           = -999999.;
     tStartTS     = -1.;
     match_weight = 1.;
   }
   rec_event_header_->SetField(evt_id, ievt_id_);
   rec_event_header_->SetField(start_time, istart_time_);
   rec_event_header_->SetField(end_time, iend_time_);
-  rec_event_header_->SetField(Bmon, iBmon_);
+  rec_event_header_->SetField(T0, iT0_);
   rec_event_header_->SetField(tStartTS, iTStartTS_);
   rec_event_header_->SetField(match_weight, imatch_weight_);
 }

analysis/common/analysis_tree_converter/CbmRecEventHeaderConverter.h

@@ -43,7 +43,7 @@ private:
   int istart_time_ {AnalysisTree::UndefValueInt};
   int iend_time_ {AnalysisTree::UndefValueInt};
   int imatch_weight_ {AnalysisTree::UndefValueInt};
-  int iBmon_ {AnalysisTree::UndefValueInt};
+  int iT0_{AnalysisTree::UndefValueInt};
   int iTStartTS_ {AnalysisTree::UndefValueInt};
 
   ClassDef(CbmRecEventHeaderConverter, 1)

analysis/common/analysis_tree_converter/CbmSimEventHeaderConverter.cxx

@@ -39,7 +39,7 @@ void CbmSimEventHeaderConverter::Init()
   SimEventHeaderBranch.AddFields<float>({"start_time", "end_time"}, "ns (?), event time");
   SimEventHeaderBranch.AddField<int>("run_id", "run identifier");
   SimEventHeaderBranch.AddField<int>("event_id", "event identifier");
-  SimEventHeaderBranch.AddField<float>("Bmon", "MC event time, ns");
+  SimEventHeaderBranch.AddField<float>("T0", "MC event time, ns");
 
   ipsi_RP_     = SimEventHeaderBranch.GetFieldId("psi_RP");
   ib_          = SimEventHeaderBranch.GetFieldId("b");
@@ -47,7 +47,7 @@ void CbmSimEventHeaderConverter::Init()
   iend_time_   = SimEventHeaderBranch.GetFieldId("end_time");
   irun_id_     = SimEventHeaderBranch.GetFieldId("run_id");
   ievent_id_   = SimEventHeaderBranch.GetFieldId("event_id");
-  iBmon_       = SimEventHeaderBranch.GetFieldId("Bmon");
+  iT0_         = SimEventHeaderBranch.GetFieldId("T0");
 
   auto* man = AnalysisTree::TaskManager::GetInstance();
   man->AddBranch(sim_event_header_, SimEventHeaderBranch);
@@ -71,7 +71,7 @@ void CbmSimEventHeaderConverter::ProcessData(CbmEvent* event)
 
   if (!cbm_header) { throw std::runtime_error("CbmSimEventHeaderConverter::Exec - ERROR! No fHeader!"); }
 
-  LOG(info) << "MCEvent " << cbm_header->GetEventID() << " with Bmon "
+  LOG(info) << "MCEvent " << cbm_header->GetEventID() << " with T0 "
             << cbm_mc_event_list_->GetEventTime(event_id, file_id);
 
   TVector3 pos {cbm_header->GetX(), cbm_header->GetY(), cbm_header->GetZ()};
@@ -81,7 +81,7 @@ void CbmSimEventHeaderConverter::ProcessData(CbmEvent* event)
   sim_event_header_->SetField(float(cbm_header->GetB()), ib_);
   sim_event_header_->SetField(int(cbm_header->GetEventID()), ievent_id_);
   sim_event_header_->SetField(int(cbm_header->GetRunID()), irun_id_);
-  sim_event_header_->SetField(float(cbm_mc_event_list_->GetEventTime(event_id, file_id)), iBmon_);
+  sim_event_header_->SetField(float(cbm_mc_event_list_->GetEventTime(event_id, file_id)), iT0_);
 
   if (event) {
     LOG(info) << "TIME: " << event->GetStartTime() << "  " << event->GetEndTime();

analysis/common/analysis_tree_converter/CbmSimEventHeaderConverter.h

@@ -38,7 +38,7 @@ private:
   int iend_time_ {AnalysisTree::UndefValueInt};
   int irun_id_ {AnalysisTree::UndefValueInt};
   int ievent_id_ {AnalysisTree::UndefValueInt};
-  int iBmon_ {AnalysisTree::UndefValueInt};
+  int iT0_{AnalysisTree::UndefValueInt};
 
   ClassDef(CbmSimEventHeaderConverter, 1)
 };