particleGun/src/HistoManager.cc

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0026 /// \file eventgenerator/particleGun/src/HistoManager.cc
0027 /// \brief Implementation of the HistoManager class
0028 //
0029 //
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0032
0033 #include "HistoManager.hh"
0034
0035 #include "G4UnitsTable.hh"
0036
0037 //....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo......
0038
0039 HistoManager::HistoManager()
0040 {
0041   Book();
0042 }
0043
0044 //....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo......
0045
0046 void HistoManager::Book()
0047 {
0048   // Create or get analysis manager
0049   // The choice of analysis technology is done via selection of a namespace
0050   // in HistoManager.hh
0051   G4AnalysisManager* analysisManager = G4AnalysisManager::Instance();
0052   analysisManager->SetDefaultFileType("root");
0053   analysisManager->SetFileName(fFileName);
0054   analysisManager->SetVerboseLevel(1);
0055   analysisManager->SetActivation(true);  // enable inactivation of histograms
0056
0057   // Define histograms start values
0058   const G4int kMaxHisto = 7;
0059   const G4String id[] = {"0", "1", "2", "3", "4", "5", "6"};
0060   const G4String title[] = {
0061     "dummy",  // 0
0062     "energy spectrum dN/dE = f(E)",  // 1
0063     "vertex position: dN/dv = f(r)",  // 2
0064     "vertex position: cos(theta)",  // 3
0065     "vertex position: phi",  // 4
0066     "particle direction in local frame: cos(alpha)",  // 5
0067     "particle direction in local frame: psi"  // 6
0068   };
0069
0070   // Default values (to be reset via /analysis/h1/set command)
0071   G4int nbins = 100;
0072   G4double vmin = 0.;
0073   G4double vmax = 100.;
0074
0075   // Create all histograms as inactivated
0076   // as we have not yet set nbins, vmin, vmax
0077   for (G4int k = 0; k < kMaxHisto; k++) {
0078     G4int ih = analysisManager->CreateH1(id[k], title[k], nbins, vmin, vmax);
0079     analysisManager->SetH1Activation(ih, false);
0080   }
0081 }
0082
0083 //....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo......