Files
geant4/source/processes/biasing/importance/include/G4WeightCutOffProcess.hh
T
2020-12-04 12:30:43 +01:00

152 lines
5.4 KiB
C++

//
// ********************************************************************
// * License and Disclaimer *
// * *
// * The Geant4 software is copyright of the Copyright Holders of *
// * the Geant4 Collaboration. It is provided under the terms and *
// * conditions of the Geant4 Software License, included in the file *
// * LICENSE and available at http://cern.ch/geant4/license . These *
// * include a list of copyright holders. *
// * *
// * Neither the authors of this software system, nor their employing *
// * institutes,nor the agencies providing financial support for this *
// * work make any representation or warranty, express or implied, *
// * regarding this software system or assume any liability for its *
// * use. Please see the license in the file LICENSE and URL above *
// * for the full disclaimer and the limitation of liability. *
// * *
// * This code implementation is the result of the scientific and *
// * technical work of the GEANT4 collaboration. *
// * By using, copying, modifying or distributing the software (or *
// * any work based on the software) you agree to acknowledge its *
// * use in resulting scientific publications, and indicate your *
// * acceptance of all terms of the Geant4 Software license. *
// ********************************************************************
//
// G4WeightCutOffProcess
//
// Class description:
//
// Process for biasing particle-change cutoff.
// Author: Michael Dressel, 2002
// --------------------------------------------------------------------
#ifndef G4WeightCutOffProcess_hh
#define G4WeightCutOffProcess_hh 1
#include "G4VProcess.hh"
#include "G4VTrackTerminator.hh"
#include "G4GeometryCell.hh"
//class G4VGCellFinder;
class G4VIStore;
class G4Step;
class G4Navigator;
class G4TransportationManager;
class G4PathFinder;
class G4VTouchable;
#include "G4FieldTrack.hh"
#include "G4TouchableHandle.hh"
#include "G4MultiNavigator.hh" // For ELimited enum
class G4WeightCutOffProcess : public G4VProcess
{
public: // with description
G4WeightCutOffProcess(G4double wsurvival,
G4double wlimit,
G4double isource,
G4VIStore *istore,
const G4String &aName = "WeightCutOffProcess",
G4bool para = false);
// create a G4ParticleChange
virtual ~G4WeightCutOffProcess();
// delete the G4ParticleChange
G4WeightCutOffProcess(const G4WeightCutOffProcess &) = delete;
G4WeightCutOffProcess &operator=(const G4WeightCutOffProcess &) = delete;
//--------------------------------------------------------------
// Set Parallel World
//--------------------------------------------------------------
void SetParallelWorld(const G4String &parallelWorldName);
void SetParallelWorld(G4VPhysicalVolume* parallelWorld);
//--------------------------------------------------------------
// Process interface
//--------------------------------------------------------------
void StartTracking(G4Track*);
virtual G4double
PostStepGetPhysicalInteractionLength(const G4Track& aTrack,
G4double previousStepSize,
G4ForceCondition* condition);
// make the process beeing forced
virtual G4VParticleChange * PostStepDoIt(const G4Track&,
const G4Step&);
const G4String &GetName() const;
public: // without description
// no operation in AtRestDoIt and AlongStepDoIt
virtual G4double
AlongStepGetPhysicalInteractionLength(const G4Track&,
G4double ,
G4double ,
G4double& ,
G4GPILSelection*);
virtual G4double
AtRestGetPhysicalInteractionLength(const G4Track& ,
G4ForceCondition*);
virtual G4VParticleChange* AtRestDoIt(const G4Track&, const G4Step&);
virtual G4VParticleChange* AlongStepDoIt(const G4Track&, const G4Step&);
private:
void CopyStep(const G4Step & step);
G4Step* fGhostStep = nullptr;
G4StepPoint* fGhostPreStepPoint = nullptr;
G4StepPoint* fGhostPostStepPoint = nullptr;
G4ParticleChange* fParticleChange = nullptr;
G4double fWeightSurvival = 0.;
G4double fWeightLimit = 0.;
G4double fSourceImportance = 0.;
G4VIStore* fIStore = nullptr;
G4TransportationManager* fTransportationManager = nullptr;
G4PathFinder* fPathFinder = nullptr;
// -------------------------------
// Navigation in the Ghost World:
// -------------------------------
G4String fGhostWorldName = "NoParallelWorld";
G4VPhysicalVolume* fGhostWorld = nullptr;
G4Navigator* fGhostNavigator = nullptr;
G4int fNavigatorID = -1;
G4TouchableHandle fOldGhostTouchable;
G4TouchableHandle fNewGhostTouchable;
G4FieldTrack fFieldTrack = '0';
G4double fGhostSafety = -1;
G4bool fOnBoundary = false;
G4bool fParaflag;
G4FieldTrack fEndTrack = '0';
ELimited feLimited = kDoNot;
};
#endif