Gabriele Cosmo
139 lines
4.7 KiB
C++
139 lines
4.7 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. *
|
|
// ********************************************************************
|
|
//
|
|
/////////////////////////////////////////////////////////////////////////////////
|
|
// Module: G4AdjointAlongStepWeightCorrection.hh
|
|
// Author: L. Desorgher
|
|
// Date: 10 May 2007
|
|
// Organisation: SpaceIT GmbH
|
|
// Customer: ESA/ESTEC
|
|
/////////////////////////////////////////////////////////////////////////////////
|
|
//
|
|
// CHANGE HISTORY
|
|
// --------------
|
|
// ChangeHistory:
|
|
// 10 May 2007 creation by L. Desorgher
|
|
//
|
|
//-------------------------------------------------------------
|
|
// Documentation:
|
|
// Continuous processes acting on adjoint particles to correct continuously their weight during the adjoint reverse tracking.
|
|
//
|
|
|
|
|
|
#ifndef G4AdjointAlongStepWeightCorrection_h
|
|
#define G4AdjointAlongStepWeightCorrection_h 1
|
|
|
|
#include "G4VContinuousProcess.hh"
|
|
#include "globals.hh"
|
|
#include "G4Material.hh"
|
|
#include "G4MaterialCutsCouple.hh"
|
|
#include "G4Track.hh"
|
|
#include "G4ParticleChange.hh"
|
|
|
|
class G4Step;
|
|
class G4ParticleDefinition;
|
|
|
|
|
|
|
|
class G4AdjointAlongStepWeightCorrection : public G4VContinuousProcess
|
|
{
|
|
public:
|
|
|
|
G4AdjointAlongStepWeightCorrection(const G4String& name = "ContinuousWeightCorrection",
|
|
G4ProcessType type = fElectromagnetic);
|
|
|
|
virtual ~G4AdjointAlongStepWeightCorrection();
|
|
|
|
|
|
protected:
|
|
virtual G4double GetContinuousStepLimit(const G4Track& track,
|
|
G4double previousStepSize,
|
|
G4double currentMinimumStep,
|
|
G4double& currentSafety);
|
|
|
|
|
|
//------------------------------------------------------------------------
|
|
// Generic methods common to all processes
|
|
//------------------------------------------------------------------------
|
|
public:
|
|
|
|
void PreparePhysicsTable(const G4ParticleDefinition&);
|
|
|
|
void BuildPhysicsTable(const G4ParticleDefinition&);
|
|
|
|
G4VParticleChange* AlongStepDoIt(const G4Track&, const G4Step&);
|
|
|
|
|
|
private:
|
|
|
|
void DefineMaterial(const G4MaterialCutsCouple* couple);
|
|
|
|
|
|
|
|
G4AdjointAlongStepWeightCorrection(G4AdjointAlongStepWeightCorrection &);
|
|
G4AdjointAlongStepWeightCorrection & operator=(const G4AdjointAlongStepWeightCorrection &right);
|
|
|
|
|
|
|
|
protected:
|
|
|
|
G4ParticleChange* fParticleChange;
|
|
|
|
|
|
private:
|
|
|
|
const G4Material* currentMaterial;
|
|
const G4MaterialCutsCouple* currentCouple;
|
|
size_t currentMaterialIndex;
|
|
G4double currentTcut;
|
|
G4double preStepKinEnergy;
|
|
|
|
};
|
|
|
|
inline void G4AdjointAlongStepWeightCorrection::DefineMaterial(
|
|
const G4MaterialCutsCouple* couple)
|
|
{
|
|
if(couple != currentCouple) {
|
|
currentCouple = couple;
|
|
currentMaterial = couple->GetMaterial();
|
|
currentMaterialIndex = couple->GetIndex();
|
|
//G4cout<<"Define Material"<<std::endl;
|
|
//if(!meanFreePath) ResetNumberOfInteractionLengthLeft();
|
|
}
|
|
}
|
|
|
|
|
|
///////////////////////////////////////////////////////
|
|
//
|
|
inline G4double G4AdjointAlongStepWeightCorrection::GetContinuousStepLimit(const G4Track& track,
|
|
G4double , G4double , G4double& )
|
|
{
|
|
G4double x = DBL_MAX;
|
|
DefineMaterial(track.GetMaterialCutsCouple());
|
|
preStepKinEnergy = track.GetKineticEnergy();
|
|
return x;
|
|
}
|
|
#endif
|