spower/src/Run.cc

0001 //
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0025 //
0026 /// \file Run.cc
0027 /// \brief Implementation of the Run class
0028
0029 // This example is provided by the Geant4-DNA collaboration
0030 // Any report or published results obtained using the Geant4-DNA software
0031 // shall cite the following Geant4-DNA collaboration publications:
0032 // Med. Phys. 45 (2018) e722-e739
0033 // Phys. Med. 31 (2015) 861-874
0034 // Med. Phys. 37 (2010) 4692-4708
0035 // Int. J. Model. Simul. Sci. Comput. 1 (2010) 157–178
0036 //
0037 // The Geant4-DNA web site is available at http://geant4-dna.org
0038 //
0039
0040 #include "Run.hh"
0041
0042 #include "DetectorConstruction.hh"
0043 #include "PrimaryGeneratorAction.hh"
0044
0045 #include "G4Material.hh"
0046 #include "G4SystemOfUnits.hh"
0047 #include "G4UnitsTable.hh"
0048
0049 //....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo......
0050
0051 Run::Run(const DetectorConstruction* detector)
0052   : G4Run(), fDetector(detector), fParticle(0), fEkin(0.), fSP(0.), fSP2(0.)
0053 {}
0054
0055 //....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo......
0056
0057 Run::~Run() {}
0058
0059 //....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo......
0060
0061 void Run::SetPrimary(G4ParticleDefinition* particle, G4double energy)
0062 {
0063   fParticle = particle;
0064   fEkin = energy;
0065 }
0066
0067 //....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo......
0068
0069 void Run::AddSP(G4double t)
0070 {
0071   fSP += t;
0072   fSP2 += t * t;
0073 }
0074
0075 //....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo......
0076
0077 void Run::Merge(const G4Run* run)
0078 {
0079   const Run* localRun = static_cast<const Run*>(run);
0080
0081   // Pass information about primary particle
0082   fParticle = localRun->fParticle;
0083   fEkin = localRun->fEkin;
0084
0085   // Accumulate sums
0086   fSP += localRun->fSP;
0087   fSP2 += localRun->fSP2;
0088
0089   G4Run::Merge(run);
0090 }
0091
0092 //....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo......
0093
0094 void Run::EndOfRun()
0095 {
0096   std::ios::fmtflags mode = G4cout.flags();
0097   G4cout.setf(std::ios::fixed, std::ios::floatfield);
0098   G4int prec = G4cout.precision(2);
0099
0100   // Run conditions
0101   G4Material* material = fDetector->GetAbsorMaterial();
0102   G4double density = material->GetDensity();
0103   G4String partName = fParticle->GetParticleName();
0104
0105   G4cout << "\n ======================== run summary =====================\n";
0106   G4cout << "\n The run is " << numberOfEvent << " " << partName << " of "
0107          << G4BestUnit(fEkin, "Energy") << " through a sphere of radius "
0108          << G4BestUnit(fDetector->GetAbsorRadius(), "Length") << "of " << material->GetName()
0109          << " (density: " << G4BestUnit(density, "Volumic Mass") << ")" << G4endl;
0110
0111   if (numberOfEvent == 0) {
0112     G4cout.setf(mode, std::ios::floatfield);
0113     G4cout.precision(prec);
0114     return;
0115   }
0116
0117   // Compute stopping power
0118   fSP /= numberOfEvent;
0119   fSP2 /= numberOfEvent;
0120   G4double rms = fSP2 - fSP * fSP;
0121
0122   if (rms > 0.)
0123     rms = std::sqrt(rms);
0124   else
0125     rms = 0.;
0126
0127   G4cout << "\n total Stopping Power (keV/um)   = " << fSP / (keV / um) << " +- "
0128          << rms / (keV / um) << G4endl;
0129
0130   // Output file
0131   FILE* myFile;
0132   myFile = fopen("spower.txt", "a");
0133   fprintf(myFile, "%e %e %e \n", fEkin / eV, fSP / (keV / um), rms / (keV / um));
0134   fclose(myFile);
0135
0136   // Reset default formats
0137   G4cout.setf(mode, std::ios::floatfield);
0138   G4cout.precision(prec);
0139 }