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/// \file RunAction.cc
/// \brief Implementation of the B3b::RunAction class

#include "RunAction.hh"

#include "PrimaryGeneratorAction.hh"
#include "Run.hh"

#include "G4ParticleGun.hh"
#include "G4Run.hh"
#include "G4RunManager.hh"
#include "G4SystemOfUnits.hh"
#include "G4UnitsTable.hh"

using namespace B3;

namespace B3b
{

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RunAction::RunAction()
{
  // add new units for dose
  //
  const G4double milligray = 1.e-3 * gray;
  const G4double microgray = 1.e-6 * gray;
  const G4double nanogray = 1.e-9 * gray;
  const G4double picogray = 1.e-12 * gray;

  new G4UnitDefinition("milligray", "milliGy", "Dose", milligray);
  new G4UnitDefinition("microgray", "microGy", "Dose", microgray);
  new G4UnitDefinition("nanogray", "nanoGy", "Dose", nanogray);
  new G4UnitDefinition("picogray", "picoGy", "Dose", picogray);
}

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G4Run* RunAction::GenerateRun()
{
  return new Run;
}

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void RunAction::BeginOfRunAction(const G4Run* run)
{
  G4cout << "### Run " << run->GetRunID() << " start." << G4endl;

  // inform the runManager to save random number seed
  G4RunManager::GetRunManager()->SetRandomNumberStore(false);
}

//....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo......

void RunAction::EndOfRunAction(const G4Run* run)
{
  G4int nofEvents = run->GetNumberOfEvent();
  if (nofEvents == 0) return;

  // Run conditions
  //  note: There is no primary generator action object for "master"
  //        run manager for multi-threaded mode.
  const auto generatorAction = static_cast<const PrimaryGeneratorAction*>(
    G4RunManager::GetRunManager()->GetUserPrimaryGeneratorAction());
  G4String partName;
  if (generatorAction) {
    G4ParticleDefinition* particle = generatorAction->GetParticleGun()->GetParticleDefinition();
    partName = particle->GetParticleName();
  }

  // results
  //
  const Run* b3Run = static_cast<const Run*>(run);
  G4int nbGoodEvents = b3Run->GetNbGoodEvents();
  G4double sumDose = b3Run->GetSumDose();
  G4StatAnalysis statDose = b3Run->GetStatDose();

  // print
  //
  if (IsMaster()) {
    G4cout << G4endl << "--------------------End of Global Run-----------------------" << G4endl
           << "  The run was " << nofEvents << " events ";
  }
  else {
    G4cout << G4endl << "--------------------End of Local Run------------------------" << G4endl
           << "  The run was " << nofEvents << " " << partName;
  }
  statDose /= gray;
  G4cout << "; Nb of 'good' e+ annihilations: " << nbGoodEvents << G4endl
         << " Total dose in patient : " << G4BestUnit(sumDose, "Dose") << G4endl
         << " Total dose in patient : " << statDose << " Gy" << G4endl
         << "------------------------------------------------------------" << G4endl << G4endl;
}

//....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo......

}  // namespace B3b
