extended/medical/dna/mfp/src/HistoManager.cc

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//
// Derived from TestEm14

#include "HistoManager.hh"
#include "G4UnitsTable.hh"

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HistoManager::HistoManager()
:fFileName("mfp")
{
  Book();
}

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HistoManager::~HistoManager()
{
  delete G4AnalysisManager::Instance();
}

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void HistoManager::Book()
{
  // create or get analysis manager
  // the choice of analysis technology is done via selection of a namespace
  // in HistoManager.hh
  G4AnalysisManager* analysisManager = G4AnalysisManager::Instance();
  analysisManager->SetFileName(fFileName);
  analysisManager->SetVerboseLevel(1);
  analysisManager->SetActivation(true);   //enable inactivation of histograms
  
  // define histograms start values
  const G4int kMaxHisto = 7;
  const G4String id[] = { "0", "1", "2", "3" , "4", "5", "6"};
  const G4String title[] = 
                { "dummy",                                              //0
                  "scattered primary particle: energy spectrum",        //1
                  "scattered primary particle: costheta distribution",  //2
                  "charged secondaries: energy spectrum",               //3
                  "charged secondaries: costheta distribution",         //4
                  "neutral secondaries: energy spectrum",               //5
                  "neutral secondaries: costheta distribution"          //6
                 };  

  // default values (to be reset via /analysis/h1/set command)               
  G4int nbins = 100;
  G4double vmin = 0.;
  G4double vmax = 100.;

  // create all histograms as inactivated 
  // as we have not yet set nbins, vmin, vmax
  for (G4int k=0; k<kMaxHisto; k++) {
    G4int ih = analysisManager->CreateH1(id[k], title[k], nbins, vmin, vmax);
    analysisManager->SetH1Activation(ih, false);
  }
}