| Geant4 Cross Reference |
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25 //
26
27 // Author: Ivana Hrivnacova, 25/07/2014 (ivana@ipno.in2p3.fr)
28
29 #include "G4CsvRNtupleManager.hh"
30 #include "G4CsvRFileManager.hh"
31 #include "G4AnalysisManagerState.hh"
32 #include "G4AnalysisUtilities.hh"
33
34 using namespace G4Analysis;
35
36 //_____________________________________________________________________________
37 G4CsvRNtupleManager::G4CsvRNtupleManager(const G4AnalysisManagerState& state)
38 : G4TRNtupleManager<tools::rcsv::ntuple>(state)
39 {}
40
41 //
42 // private methods
43 //
44
45 //_____________________________________________________________________________
46 G4int G4CsvRNtupleManager::ReadNtupleImpl(const G4String& ntupleName,
47 const G4String& fileName,
48 const G4String& dirName,
49 G4bool isUserFileName)
50 {
51 Message(kVL4, "read", "ntuple", ntupleName);
52
53 // Ntuples are saved per object and per thread
54 // but apply the ntuple name and the thread suffixes
55 // only if fileName is not provided explicitly
56 G4String fullFileName = fileName;
57 if ( ! isUserFileName ) {
58 fullFileName = fFileManager->GetNtupleFileName(ntupleName);
59 }
60
61 // Update directory path
62 if ( ! dirName.empty() ) {
63 fullFileName = "./" + dirName + "/" + fullFileName;
64 }
65
66 // Open file
67 if ( ! fFileManager->OpenRFile(fullFileName) ) return kInvalidId;
68 auto ntupleFile = fFileManager->GetRFile(fullFileName);
69
70 // Create ntuple
71 auto rntuple = new tools::rcsv::ntuple(*ntupleFile);
72 auto id = SetNtuple(new G4TRNtupleDescription<tools::rcsv::ntuple>(rntuple));
73
74 Message(kVL2, "read", "ntuple", ntupleName, id > kInvalidId);
75
76 return id;
77 }
78
79 //_____________________________________________________________________________
80 G4bool G4CsvRNtupleManager::GetTNtupleRow(
81 G4TRNtupleDescription<tools::rcsv::ntuple>* ntupleDescription)
82 {
83 auto ntuple = ntupleDescription->fNtuple;
84
85 auto isInitialized = ntupleDescription->fIsInitialized;
86 if ( ! isInitialized ) {
87 auto ntupleBinding = ntupleDescription->fNtupleBinding;
88 if ( ! ntuple->initialize(G4cout, *ntupleBinding) ) {
89 Warn("Ntuple initialization failed !!", fkClass, "GetTNtupleRow");
90 return false;
91 }
92 ntupleDescription->fIsInitialized = true;
93 ntuple->start();
94 }
95
96 auto next = ntuple->next();
97 if ( next ) {
98 if ( ! ntuple->get_row() ) {
99 Warn("Ntuple get_row() failed !!", fkClass, "GetTNtupleRow");
100 return false;
101 }
102 }
103
104 return next;
105 }
106