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Added '--all' option to write every event in PicoDst. By default, only events with at least 1 reco track will be written

ParfenovPeter лет назад: 4
Родитель
Сommit
cab9b5acc3
1 измененных файлов с 20 добавлено и 4 удалено
  1. 20 4
      converter/PicoDstConverter.cpp

+ 20 - 4
converter/PicoDstConverter.cpp

@@ -41,15 +41,17 @@ int main(int argc, char **argv)
 {
 
   TString iFileName, oFileName;
+  Bool_t writeAll = false;
   if (argc < 5)
   {
-    std::cerr << "./reducedTreeCreator -i inputfile -o outputfile" << std::endl;
+    std::cerr << "./PicoDstConverter -i inputfile -o outputfile [optional: --all. Writes all events (event with no reco tracks). False by default.]" << std::endl;
     return 1;
   }
   for (int i = 1; i < argc; i++)
   {
     if (std::string(argv[i]) != "-i" &&
-      std::string(argv[i]) != "-o")
+      std::string(argv[i]) != "-o" &&
+      std::string(argv[i]) != "--all")
     {
             std::cerr << "\n[ERROR]: Unknown parameter " << i << ": " << argv[i] << std::endl;
       return 1;
@@ -76,6 +78,11 @@ int main(int argc, char **argv)
         std::cerr << "\n[ERROR]: Output file name was not specified " << std::endl;
         return 1;
       }
+      if (std::string(argv[i]) == "--all")
+      {
+        writeAll = true;
+        continue;
+      }
     }
   }
 
@@ -85,6 +92,12 @@ int main(int argc, char **argv)
   ///////////////////////////////////////////
   //TChain *dstTree;
   TFile *fi = new TFile(iFileName.Data(),"read");
+  if (!fi || fi->IsZombie())
+  {
+    std::cerr << "ERROR: Input file probably is empty. Exit the program." << std::endl;
+    return 100;
+  }
+
   TTree  *dstTree = (TTree*) fi->Get("mpdsim");
 
   TFile *outFile = new TFile(oFileName.Data(), "RECREATE");
@@ -197,7 +210,7 @@ int main(int argc, char **argv)
       UsedMCTracks.insert(mpdtrack->GetID());
       PicoDstRecoTrack *recoTrack = (PicoDstRecoTrack*)recoTracks->ConstructedAt(itrack);
       
-      recoTrack->SetInitialMcId(mpdtrack->GetID());
+      if (writeAll) recoTrack->SetInitialMcId(mpdtrack->GetID());
       recoTrack->SetPx(mpdtrack->GetPx());
       recoTrack->SetPy(mpdtrack->GetPy());
       recoTrack->SetPz(mpdtrack->GetPz());
@@ -258,7 +271,7 @@ int main(int argc, char **argv)
         InitMcNewMcId[imctrack] = mcTrackCounter;
       }
       PicoDstMCTrack *mcPicoTrack = (PicoDstMCTrack*)mcTracks->ConstructedAt(mcTrackCounter);
-      mcPicoTrack->SetInitialId(imctrack);
+      if (writeAll) mcPicoTrack->SetInitialId(imctrack);
       mcPicoTrack->SetPx(mctrack->GetPx());
       mcPicoTrack->SetPy(mctrack->GetPy());
       mcPicoTrack->SetPz(mctrack->GetPz());
@@ -275,6 +288,9 @@ int main(int argc, char **argv)
       recoTrack->SetMcId(InitMcNewMcId[mpdtrack->GetID()]);
     }
 
+    // Skip if the event has no recontructed tracks
+    if (recoTracks->GetEntriesFast() == 0 && !(writeAll)) continue;
+
     outTree->Fill();
   } // End of the Event loop