GB06/src/GB06BOptrSplitAndKillByImportance.cc

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0025 //
0026 /// \file GB06/src/GB06BOptrSplitAndKillByImportance.cc
0027 /// \brief Implementation of the GB06BOptrSplitAndKillByImportance class
0028 //
0029 #include "GB06BOptrSplitAndKillByImportance.hh"
0030
0031 #include "GB06BOptnSplitAndKillByImportance.hh"
0032
0033 #include "G4BiasingProcessInterface.hh"
0034 #include "G4BiasingProcessSharedData.hh"
0035 #include "G4ParallelGeometriesLimiterProcess.hh"
0036 #include "G4ParticleDefinition.hh"
0037 #include "G4ParticleTable.hh"
0038 #include "G4TouchableHandle.hh"
0039 #include "G4TransportationManager.hh"
0040 #include "G4VProcess.hh"
0041
0042 //....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo......
0043
0044 GB06BOptrSplitAndKillByImportance::GB06BOptrSplitAndKillByImportance(G4String particleName,
0045                                                                      G4String name)
0046   : G4VBiasingOperator(name),
0047     fParallelWorld(nullptr),
0048     fParallelWorldIndex(-1),
0049     fBiasingLimiterProcess(nullptr)
0050 {
0051   fParticleToBias = G4ParticleTable::GetParticleTable()->FindParticle(particleName);
0052
0053   if (fParticleToBias == 0) {
0054     G4ExceptionDescription ed;
0055     ed << "Particle `" << particleName << "' not found !" << G4endl;
0056     G4Exception("GB06BOptrSplitAndKillByImportance(...)", "exGB06.01", JustWarning, ed);
0057   }
0058
0059   fSplitAndKillByImportance = new GB06BOptnSplitAndKillByImportance("splitterFor_" + particleName);
0060 }
0061
0062 //....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo......
0063
0064 GB06BOptrSplitAndKillByImportance::~GB06BOptrSplitAndKillByImportance()
0065 {
0066   delete fSplitAndKillByImportance;
0067 }
0068
0069 //....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo......
0070
0071 void GB06BOptrSplitAndKillByImportance::StartRun()
0072 {
0073   // ---------------
0074   // -- Setup stage:
0075   // ---------------
0076   // -- get the particle process manager...
0077   const G4ProcessManager* processManager = fParticleToBias->GetProcessManager();
0078   // -- ... to obtain the biasing information shared among this particle processes:
0079   fBiasingSharedData = G4BiasingProcessInterface::GetSharedData(processManager);
0080   // -- Remember the index of the parallel world:
0081   fBiasingLimiterProcess = fBiasingSharedData->GetParallelGeometriesLimiterProcess();
0082   fParallelWorldIndex = fBiasingLimiterProcess->GetParallelWorldIndex(fParallelWorld);
0083
0084   // -- Setup the biasing operation:
0085   fSplitAndKillByImportance->SetBiasingSharedData(fBiasingSharedData);
0086   fSplitAndKillByImportance->SetParallelWorldIndex(fParallelWorldIndex);
0087   fSplitAndKillByImportance->SetImportanceMap(&fImportanceMap);
0088 }
0089
0090 //....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo......
0091
0092 G4VBiasingOperation* GB06BOptrSplitAndKillByImportance::ProposeNonPhysicsBiasingOperation(
0093   const G4Track* track, const G4BiasingProcessInterface* /*callingProcess*/)
0094 {
0095   // -- Check if current particle type is the one to bias:
0096   if (track->GetDefinition() != fParticleToBias) return 0;
0097
0098   // -- if so, request biasing:
0099   return fSplitAndKillByImportance;
0100 }