105 lines
4.7 KiB
C++
105 lines
4.7 KiB
C++
//
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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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/// \file GB06BOptnSplitAndKillByImportance.hh
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/// \brief Definition of the GB06BOptnSplitAndKillByImportance class
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#ifndef GB06BOptnSplitAndKillByImportance_hh
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#define GB06BOptnSplitAndKillByImportance_hh 1
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#include "G4ParticleChange.hh"
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#include "G4ParticleChangeForNothing.hh"
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#include "G4TouchableHandle.hh"
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#include "G4VBiasingOperation.hh"
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class G4BiasingProcessSharedData;
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#include <map>
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class GB06BOptnSplitAndKillByImportance : public G4VBiasingOperation
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{
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public:
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// -- Constructor :
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GB06BOptnSplitAndKillByImportance(G4String name);
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// -- destructor:
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~GB06BOptnSplitAndKillByImportance() override;
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public:
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// ----------------------------------------------
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// -- Methods from G4VBiasingOperation interface:
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// ----------------------------------------------
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// -- Unused:
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const G4VBiasingInteractionLaw*
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ProvideOccurenceBiasingInteractionLaw(const G4BiasingProcessInterface*, G4ForceCondition&) final
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{
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return nullptr;
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}
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G4VParticleChange* ApplyFinalStateBiasing(const G4BiasingProcessInterface*, const G4Track*,
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const G4Step*, G4bool&) final
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{
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return nullptr;
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}
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// -- Used methods ("non-physics biasing methods"):
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// ------------------------------------------------
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// -- Method to return the distance or the condition under which
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// -- requesting the biasing.
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// -- Here we use the condition "forced" and the distance returned
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// -- is "dummy" (DBL_MAX).
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G4double DistanceToApplyOperation(const G4Track*, G4double, G4ForceCondition* condition) final;
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// -- Method the generate the final state, which is:
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// -- - made of the primary with half of its original weight, and a clone of it in
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// -- case of splitting
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// -- - the primary with increased weight or the primary killed, in case of killing
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G4VParticleChange* GenerateBiasingFinalState(const G4Track*, const G4Step*) final;
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// -- Specific to this example:
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// ----------------------------
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// -- The parallel world index refers to the index in the list of parallel worlds
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// -- handled by the G4ParallelGeometriesLimiterProcess intance:
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void SetParallelWorldIndex(G4int parallelWorldIndex)
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{
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fParallelWorldIndex = parallelWorldIndex;
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}
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G4int GetParallelWorldIndex() const { return fParallelWorldIndex; }
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// -- Method to set the biasing shared data, they contain many
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// -- of the information we need related to parallel geometry:
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void SetBiasingSharedData(const G4BiasingProcessSharedData* sharedData)
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{
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fBiasingSharedData = sharedData;
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}
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// -- Set the importance map to be used:
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void SetImportanceMap(std::map<G4int, G4int>* importanceMap) { fImportanceMap = importanceMap; }
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private:
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G4int fParallelWorldIndex;
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const G4BiasingProcessSharedData* fBiasingSharedData;
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G4TouchableHandle fPreStepTouchableHistory;
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G4TouchableHandle fPostStepTouchableHistory;
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G4ParticleChange fParticleChange;
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G4ParticleChangeForNothing fDummyParticleChange;
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std::map<G4int, G4int>* fImportanceMap;
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};
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#endif
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