P01/src/RootIO.cc

0001 //
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0025 //
0026 /// \file RootIO.cc
0027 /// \brief Implementation of the RootIO class
0028
0029 #include "RootIO.hh"
0030
0031 #include <sstream>
0032 //
0033 #include "G4Event.hh"
0034 #include "G4EventManager.hh"
0035 #include "G4HCofThisEvent.hh"
0036 #include "G4SDManager.hh"
0037 //
0038
0039 //....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo......
0040
0041 static RootIO* instance = 0;
0042
0043 //....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo......
0044
0045 RootIO::RootIO() : fNevents(0)
0046 {
0047   // initialize ROOT
0048   TSystem ts;
0049   gSystem->Load("libExP01ClassesDict");
0050
0051   // gDebug = 1;
0052
0053   fFile = new TFile("hits.root", "RECREATE");
0054 }
0055
0056 //....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo......
0057
0058 RootIO::~RootIO() {}
0059
0060 //....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo......
0061
0062 RootIO* RootIO::GetInstance()
0063 {
0064   if (instance == 0) {
0065     instance = new RootIO();
0066   }
0067   return instance;
0068 }
0069
0070 //....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo......
0071
0072 void RootIO::Write(std::vector<ExP01TrackerHit*>* hcont)
0073 {
0074   fNevents++;
0075
0076   std::ostringstream os;
0077   os << fNevents;
0078   std::string stevt = "Event_" + os.str();
0079   const char* chevt = stevt.c_str();
0080
0081   G4cout << "writing " << stevt << G4endl;
0082
0083   fFile->WriteObject(hcont, chevt);
0084 }
0085
0086 //....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo......
0087
0088 void RootIO::Close()
0089 {
0090   fFile->Close();
0091 }
0092
0093 //....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo......