Import Geant4 11.0.0 source tree
This commit is contained in:
Gabriele Cosmo
committed by
Ben Morgan
Ben Morgan
parent
6399a014b6
commit
80e2389dd8
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//
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// ********************************************************************
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// * License and Disclaimer *
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// * *
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// * The Geant4 software is copyright of the Copyright Holders of *
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// * the Geant4 Collaboration. It is provided under the terms and *
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// * conditions of the Geant4 Software License, included in the file *
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// * LICENSE and available at http://cern.ch/geant4/license . These *
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// * include a list of copyright holders. *
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// * *
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// * Neither the authors of this software system, nor their employing *
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// * institutes,nor the agencies providing financial support for this *
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// * work make any representation or warranty, express or implied, *
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// * regarding this software system or assume any liability for its *
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// * use. Please see the license in the file LICENSE and URL above *
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// * for the full disclaimer and the limitation of liability. *
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// * *
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// * This code implementation is the result of the scientific and *
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// * technical work of the GEANT4 collaboration. *
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// * By using, copying, modifying or distributing the software (or *
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// * any work based on the software) you agree to acknowledge its *
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// * use in resulting scientific publications, and indicate your *
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// * acceptance of all terms of the Geant4 Software license. *
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// ********************************************************************
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//
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//
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//....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo......
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//....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo......
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#include "SpecializedTrackingManager.hh"
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#include "G4EventManager.hh"
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#include "G4ProcessManager.hh"
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#include "G4RegionStore.hh"
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#include "G4StackManager.hh"
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#include "G4TrackingManager.hh"
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#include "G4SystemOfUnits.hh"
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//....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo......
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SpecializedTrackingManager::SpecializedTrackingManager() {}
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//....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo......
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SpecializedTrackingManager::~SpecializedTrackingManager() {}
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//....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo......
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void SpecializedTrackingManager::BuildPhysicsTable(
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const G4ParticleDefinition& part)
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{
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if(fBackRegion == nullptr)
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{
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fBackRegion = G4RegionStore::GetInstance()->GetRegion("Back", false);
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}
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G4ProcessManager* pManager = part.GetProcessManager();
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G4ProcessManager* pManagerShadow = part.GetMasterProcessManager();
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G4ProcessVector* pVector = pManager->GetProcessList();
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for(std::size_t j = 0; j < pVector->size(); ++j)
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{
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if(pManagerShadow == pManager)
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{
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(*pVector)[j]->BuildPhysicsTable(part);
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}
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else
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{
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(*pVector)[j]->BuildWorkerPhysicsTable(part);
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}
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}
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}
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//....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo......
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void SpecializedTrackingManager::PreparePhysicsTable(
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const G4ParticleDefinition& part)
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{
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G4ProcessManager* pManager = part.GetProcessManager();
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G4ProcessManager* pManagerShadow = part.GetMasterProcessManager();
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G4ProcessVector* pVector = pManager->GetProcessList();
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for(std::size_t j = 0; j < pVector->size(); ++j)
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{
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if(pManagerShadow == pManager)
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{
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(*pVector)[j]->PreparePhysicsTable(part);
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}
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else
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{
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(*pVector)[j]->PrepareWorkerPhysicsTable(part);
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}
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}
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}
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//....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo......
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void SpecializedTrackingManager::HandOverOneTrack(G4Track* aTrack)
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{
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if(aTrack->GetKineticEnergy() < 100 * MeV)
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{
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// If the particle energy is lower than 100 MeV, track it immediately by
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// passing to the generic G4TrackingManager. This avoids storing lower
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// energy particles in the buffer and feeding it through the specialized
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// tracking.
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G4EventManager* eventManager = G4EventManager::GetEventManager();
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G4TrackingManager* trackManager = eventManager->GetTrackingManager();
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trackManager->ProcessOneTrack(aTrack);
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if(aTrack->GetTrackStatus() != fStopAndKill)
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{
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G4Exception("SpecializedTrackingManager::HandOverOneTrack", "NotStopped",
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FatalException, "track was not stopped");
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}
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G4TrackVector* secondaries = trackManager->GimmeSecondaries();
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eventManager->StackTracks(secondaries);
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delete aTrack;
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return;
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}
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fBufferedTracks.push_back(aTrack);
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}
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//....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo......
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void SpecializedTrackingManager::FlushEvent()
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{
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G4EventManager* eventManager = G4EventManager::GetEventManager();
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G4TrackingManager* trackManager = eventManager->GetTrackingManager();
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G4SteppingManager* steppingManager = trackManager->GetSteppingManager();
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G4TrackVector* secondaries = trackManager->GimmeSecondaries();
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for(G4Track* aTrack : fBufferedTracks)
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{
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// Clear secondary particle vector
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for(std::size_t itr = 0; itr < secondaries->size(); ++itr)
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{
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delete(*secondaries)[itr];
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}
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secondaries->clear();
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steppingManager->SetInitialStep(aTrack);
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G4UserTrackingAction* userTrackingAction =
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trackManager->GetUserTrackingAction();
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if(userTrackingAction != nullptr)
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{
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userTrackingAction->PreUserTrackingAction(aTrack);
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}
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// Give SteppingManger the maxmimum number of processes
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steppingManager->GetProcessNumber();
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// Give track the pointer to the Step
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aTrack->SetStep(steppingManager->GetStep());
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// Inform beginning of tracking to physics processes
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aTrack->GetDefinition()->GetProcessManager()->StartTracking(aTrack);
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// Track the particle Step-by-Step while it is alive
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while((aTrack->GetTrackStatus() == fAlive) ||
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(aTrack->GetTrackStatus() == fStopButAlive))
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{
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G4Region* region = aTrack->GetVolume()->GetLogicalVolume()->GetRegion();
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if(region == fBackRegion)
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{
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StepInBackRegion(aTrack);
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}
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else
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{
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StepOutside(aTrack);
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}
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}
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aTrack->GetDefinition()->GetProcessManager()->EndTracking();
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if(userTrackingAction != nullptr)
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{
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userTrackingAction->PostUserTrackingAction(aTrack);
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}
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eventManager->StackTracks(secondaries);
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delete aTrack;
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}
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fBufferedTracks.clear();
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}
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//....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo......
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void SpecializedTrackingManager::StepInBackRegion(G4Track* aTrack)
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{
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G4EventManager* eventManager = G4EventManager::GetEventManager();
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G4TrackingManager* trackManager = eventManager->GetTrackingManager();
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G4SteppingManager* steppingManager = trackManager->GetSteppingManager();
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// Track the particle Step-by-Step while it is alive and inside the "Back"
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// region of the detector. Implement a low-energy cut-off for particles
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// below 100 MeV. More specialized handling would also be possible, such
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// as only killing particles in non-sensitive materials / volumes.
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while((aTrack->GetTrackStatus() == fAlive) ||
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(aTrack->GetTrackStatus() == fStopButAlive))
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{
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aTrack->IncrementCurrentStepNumber();
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steppingManager->Stepping();
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if(aTrack->GetTrackStatus() != fStopAndKill)
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{
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// Switch the touchable to update the volume, which is checked in the
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// condition below and at the call site.
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aTrack->SetTouchableHandle(aTrack->GetNextTouchableHandle());
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G4Region* region = aTrack->GetVolume()->GetLogicalVolume()->GetRegion();
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if(region != fBackRegion)
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{
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return;
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}
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if(aTrack->GetKineticEnergy() < 100 * MeV)
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{
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// Kill the particle.
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aTrack->SetTrackStatus(fStopAndKill);
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}
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}
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}
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}
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//....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo......
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void SpecializedTrackingManager::StepOutside(G4Track* aTrack)
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{
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G4EventManager* eventManager = G4EventManager::GetEventManager();
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G4TrackingManager* trackManager = eventManager->GetTrackingManager();
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G4SteppingManager* steppingManager = trackManager->GetSteppingManager();
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// Track the particle Step-by-Step while it is alive and still outside of
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// the "Back" region.
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while((aTrack->GetTrackStatus() == fAlive) ||
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(aTrack->GetTrackStatus() == fStopButAlive))
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{
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aTrack->IncrementCurrentStepNumber();
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steppingManager->Stepping();
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if(aTrack->GetTrackStatus() != fStopAndKill)
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{
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// Switch the touchable to update the volume, which is checked in the
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// condition below and at the call site.
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aTrack->SetTouchableHandle(aTrack->GetNextTouchableHandle());
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G4Region* region = aTrack->GetVolume()->GetLogicalVolume()->GetRegion();
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if(region == fBackRegion)
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{
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return;
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}
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}
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}
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}
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