G4AdjointCSManager Class Reference

#include <G4AdjointCSManager.hh>

Public Member Functions
	~G4AdjointCSManager ()
G4int	GetNbProcesses ()
size_t	RegisterEmAdjointModel (G4VEmAdjointModel *)
void	RegisterEmProcess (G4VEmProcess *aProcess, G4ParticleDefinition *aPartDef)
void	RegisterEnergyLossProcess (G4VEnergyLossProcess *aProcess, G4ParticleDefinition *aPartDef)
void	RegisterAdjointParticle (G4ParticleDefinition *aPartDef)
void	BuildCrossSectionMatrices ()
void	BuildTotalSigmaTables ()
G4double	GetTotalAdjointCS (G4ParticleDefinition *aPartDef, G4double Ekin, const G4MaterialCutsCouple *aCouple)
G4double	GetTotalForwardCS (G4ParticleDefinition *aPartDef, G4double Ekin, const G4MaterialCutsCouple *aCouple)
G4double	GetAdjointSigma (G4double Ekin_nuc, size_t index_model, G4bool is_scat_proj_to_proj, const G4MaterialCutsCouple *aCouple)
void	GetEminForTotalCS (G4ParticleDefinition *aPartDef, const G4MaterialCutsCouple *aCouple, G4double &emin_adj, G4double &emin_fwd)
void	GetMaxFwdTotalCS (G4ParticleDefinition *aPartDef, const G4MaterialCutsCouple *aCouple, G4double &e_sigma_max, G4double &sigma_max)
void	GetMaxAdjTotalCS (G4ParticleDefinition *aPartDef, const G4MaterialCutsCouple *aCouple, G4double &e_sigma_max, G4double &sigma_max)
G4double	GetCrossSectionCorrection (G4ParticleDefinition *aPartDef, G4double PreStepEkin, const G4MaterialCutsCouple *aCouple, G4bool &fwd_is_used, G4double &fwd_TotCS)
void	SetFwdCrossSectionMode (G4bool aBool)
G4double	GetContinuousWeightCorrection (G4ParticleDefinition *aPartDef, G4double PreStepEkin, G4double AfterStepEkin, const G4MaterialCutsCouple *aCouple, G4double step_length)
G4double	GetPostStepWeightCorrection ()
G4double	ComputeAdjointCS (G4Material *aMaterial, G4VEmAdjointModel *aModel, G4double PrimEnergy, G4double Tcut, G4bool IsScatProjToProjCase, std::vector< G4double > &AdjointCS_for_each_element)
G4Element *	SampleElementFromCSMatrices (G4Material *aMaterial, G4VEmAdjointModel *aModel, G4double PrimEnergy, G4double Tcut, G4bool IsScatProjToProjCase)
G4double	ComputeTotalAdjointCS (const G4MaterialCutsCouple *aMatCutCouple, G4ParticleDefinition *aPart, G4double PrimEnergy)
G4ParticleDefinition *	GetAdjointParticleEquivalent (G4ParticleDefinition *theFwdPartDef)
G4ParticleDefinition *	GetForwardParticleEquivalent (G4ParticleDefinition *theAdjPartDef)
void	SetTmin (G4double aVal)
void	SetTmax (G4double aVal)
void	SetNbins (G4int aInt)
void	SetIon (G4ParticleDefinition *adjIon, G4ParticleDefinition *fwdIon)

Static Public Member Functions
static G4AdjointCSManager *	GetAdjointCSManager ()

Friends
class	G4ThreadLocalSingleton< G4AdjointCSManager >

Detailed Description

Definition at line 69 of file G4AdjointCSManager.hh.

Constructor & Destructor Documentation

G4AdjointCSManager::~G4AdjointCSManager

(

)

Definition at line 118 of file G4AdjointCSManager.cc.

{;
}

Member Function Documentation

void G4AdjointCSManager::BuildCrossSectionMatrices

(

)

Definition at line 182 of file G4AdjointCSManager.cc.

{   
    if (CrossSectionMatrixesAreBuilt) return;
        //Tcut, Tmax 
            //The matrices will be computed probably just once
              //When Tcut will change some PhysicsTable will be recomputed  
              // for each MaterialCutCouple but not all the matrices    
              //The Tcut defines a lower limit in the energy of the Projectile before the scattering
              //In the Projectile to Scattered Projectile case we have
              //            E_ScatProj<E_Proj-Tcut
              //Therefore in the adjoint case we have
              //            Eproj> E_ScatProj+Tcut
              //This implies that when computing the adjoint CS we should integrate over Epro
              // from E_ScatProj+Tcut to Emax
              //In the Projectile to Secondary case Tcut plays a role only in the fact that  
              // Esecond should be greater than Tcut to have the possibility to have any adjoint
              //process          
              //To avoid to recompute the matrices for all changes of MaterialCutCouple
              //We propose to compute the matrices only once for the minimum possible Tcut and then
              //to interpolate the probability for a new Tcut (implemented in G4VAdjointEmModel)
    
    
    theAdjointCSMatricesForScatProjToProj.clear();
    theAdjointCSMatricesForProdToProj.clear();
    const G4ElementTable* theElementTable = G4Element::GetElementTable();
    const G4MaterialTable* theMaterialTable = G4Material::GetMaterialTable();
    
    G4cout<<"========== Computation of cross section matrices for adjoint models =========="<<G4endl;
    for (size_t i=0; i<listOfAdjointEMModel.size();i++){
        G4VEmAdjointModel* aModel =listOfAdjointEMModel[i];
        G4cout<<"Build adjoint cross section matrices for "<<aModel->GetName()<<G4endl;
        if (aModel->GetUseMatrix()){
            std::vector<G4AdjointCSMatrix*>* aListOfMat1 = new std::vector<G4AdjointCSMatrix*>();
            std::vector<G4AdjointCSMatrix*>* aListOfMat2 = new std::vector<G4AdjointCSMatrix*>();
            aListOfMat1->clear();
            aListOfMat2->clear();
            if (aModel->GetUseMatrixPerElement()){
                if (aModel->GetUseOnlyOneMatrixForAllElements()){
                        std::vector<G4AdjointCSMatrix*>
                        two_matrices=BuildCrossSectionsMatricesForAGivenModelAndElement(aModel,1, 1, 80);
                        aListOfMat1->push_back(two_matrices[0]);
                        aListOfMat2->push_back(two_matrices[1]);
                }
                else {      
                    for (size_t j=0; j<theElementTable->size();j++){
                        G4Element* anElement=(*theElementTable)[j];
                        G4int Z = G4lrint(anElement->GetZ());
                        G4int A = G4lrint(anElement->GetN());
                        std::vector<G4AdjointCSMatrix*>
                            two_matrices=BuildCrossSectionsMatricesForAGivenModelAndElement(aModel,Z, A, 40);
                        aListOfMat1->push_back(two_matrices[0]);
                        aListOfMat2->push_back(two_matrices[1]);
                    }
                }   
            }
            else { //Per material case
                for (size_t j=0; j<theMaterialTable->size();j++){
                    G4Material* aMaterial=(*theMaterialTable)[j];
                    std::vector<G4AdjointCSMatrix*>
                        two_matrices=BuildCrossSectionsMatricesForAGivenModelAndMaterial(aModel,aMaterial, 40);
                    aListOfMat1->push_back(two_matrices[0]);
                    aListOfMat2->push_back(two_matrices[1]);
                }
            
            }
            theAdjointCSMatricesForProdToProj.push_back(*aListOfMat1);
            theAdjointCSMatricesForScatProjToProj.push_back(*aListOfMat2);  
            aModel->SetCSMatrices(aListOfMat1, aListOfMat2);    
        }
        else {  G4cout<<"The model "<<aModel->GetName()<<" does not use cross section matrices"<<G4endl;
            std::vector<G4AdjointCSMatrix*> two_empty_matrices;
            theAdjointCSMatricesForProdToProj.push_back(two_empty_matrices);
            theAdjointCSMatricesForScatProjToProj.push_back(two_empty_matrices);
            
        }       
    }
    G4cout<<"              All adjoint cross section matrices are computed!"<<G4endl;
    G4cout<<"======================================================================"<<G4endl;
    
    CrossSectionMatrixesAreBuilt = true;


}

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void G4AdjointCSManager::BuildTotalSigmaTables

(

)

Definition at line 269 of file G4AdjointCSManager.cc.

{ if (TotalSigmaTableAreBuilt) return;

  
  const G4ProductionCutsTable* theCoupleTable= G4ProductionCutsTable::GetProductionCutsTable();
 
 
 //Prepare the Sigma table for all AdjointEMModel, will be filled later on 
  for (size_t i=0; i<listOfAdjointEMModel.size();i++){
    listSigmaTableForAdjointModelScatProjToProj[i]->clearAndDestroy();
    listSigmaTableForAdjointModelProdToProj[i]->clearAndDestroy();
    for (size_t j=0;j<theCoupleTable->GetTableSize();j++){
        listSigmaTableForAdjointModelScatProjToProj[i]->push_back(new G4PhysicsLogVector(Tmin, Tmax, nbins));
        listSigmaTableForAdjointModelProdToProj[i]->push_back(new G4PhysicsLogVector(Tmin, Tmax, nbins));
    }
  }
  


  for (size_t i=0;i<theListOfAdjointParticlesInAction.size();i++){
    G4ParticleDefinition* thePartDef = theListOfAdjointParticlesInAction[i];
    DefineCurrentParticle(thePartDef);
    theTotalForwardSigmaTableVector[i]->clearAndDestroy();
    theTotalAdjointSigmaTableVector[i]->clearAndDestroy();
    EminForFwdSigmaTables[i].clear();
    EminForAdjSigmaTables[i].clear();
    EkinofFwdSigmaMax[i].clear();
    EkinofAdjSigmaMax[i].clear();
    //G4cout<<thePartDef->GetParticleName();
    
    for (size_t j=0;j<theCoupleTable->GetTableSize();j++){
        const G4MaterialCutsCouple* couple = theCoupleTable->GetMaterialCutsCouple(j);
        
        /*
        G4String file_name1=couple->GetMaterial()->GetName()+"_"+thePartDef->GetParticleName()+"_adj_totCS.txt";
        G4String file_name2=couple->GetMaterial()->GetName()+"_"+thePartDef->GetParticleName()+"_fwd_totCS.txt";
        
        std::fstream FileOutputAdjCS(file_name1, std::ios::out);
        std::fstream FileOutputFwdCS(file_name2, std::ios::out);
        
        
        
        FileOutputAdjCS<<std::setiosflags(std::ios::scientific);
        FileOutputAdjCS<<std::setprecision(6);
        FileOutputFwdCS<<std::setiosflags(std::ios::scientific);
        FileOutputFwdCS<<std::setprecision(6);  
        */
              

        //make first the total fwd CS table for FwdProcess
        G4PhysicsVector* aVector =  new G4PhysicsLogVector(Tmin, Tmax, nbins);
        G4bool Emin_found=false;
        G4double sigma_max =0.;
        G4double e_sigma_max =0.;
        for(size_t l=0; l<aVector->GetVectorLength(); l++) { 
            G4double totCS=0.;
            G4double e=aVector->GetLowEdgeEnergy(l);
            for (size_t k=0; k<listOfForwardEmProcess[i]->size(); k++){
                totCS+=(*listOfForwardEmProcess[i])[k]->GetLambda(e, couple);
            }
            for (size_t k=0; k<listOfForwardEnergyLossProcess[i]->size(); k++){
                if (thePartDef == theAdjIon) { // e is considered already as the scaled energy
                        size_t mat_index = couple->GetIndex();
                    G4VEmModel* currentModel = (*listOfForwardEnergyLossProcess[i])[k]->SelectModelForMaterial(e,mat_index);
                    G4double chargeSqRatio =  currentModel->GetChargeSquareRatio(theFwdIon,couple->GetMaterial(),e/massRatio);
                    (*listOfForwardEnergyLossProcess[i])[k]->SetDynamicMassCharge(massRatio,chargeSqRatio);
                }
                G4double e1=e/massRatio;
                totCS+=(*listOfForwardEnergyLossProcess[i])[k]->GetLambda(e1, couple);
            }
            aVector->PutValue(l,totCS);
            if (totCS>sigma_max){
                sigma_max=totCS;
                e_sigma_max = e;
                
            }
            //FileOutputFwdCS<<e<<'\t'<<totCS<<G4endl;
            
            if (totCS>0 && !Emin_found) {
                EminForFwdSigmaTables[i].push_back(e);
                Emin_found=true;
            }
            
        
        }
        //FileOutputFwdCS.close();
        
        EkinofFwdSigmaMax[i].push_back(e_sigma_max);
        
        
        if(!Emin_found) EminForFwdSigmaTables[i].push_back(Tmax);
        
        theTotalForwardSigmaTableVector[i]->push_back(aVector);
        
        
        Emin_found=false;
        sigma_max=0;
        e_sigma_max =0.;
        G4PhysicsVector* aVector1 =  new G4PhysicsLogVector(Tmin, Tmax, nbins);
        for(eindex=0; eindex<aVector->GetVectorLength(); eindex++) { 
            G4double e=aVector->GetLowEdgeEnergy(eindex);
            G4double totCS =ComputeTotalAdjointCS(couple,thePartDef,e*0.9999999/massRatio); //massRatio needed for ions
            aVector1->PutValue(eindex,totCS);
            if (totCS>sigma_max){
                sigma_max=totCS;
                e_sigma_max = e;
                
            }
            //FileOutputAdjCS<<e<<'\t'<<totCS<<G4endl;
            if (totCS>0 && !Emin_found) {
                EminForAdjSigmaTables[i].push_back(e);
                Emin_found=true;
            }
        
        }
        //FileOutputAdjCS.close();
        EkinofAdjSigmaMax[i].push_back(e_sigma_max);
        if(!Emin_found) EminForAdjSigmaTables[i].push_back(Tmax);
            
        theTotalAdjointSigmaTableVector[i]->push_back(aVector1);
        
    }
  }
  TotalSigmaTableAreBuilt =true;
   
}

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G4double G4AdjointCSManager::ComputeAdjointCS	(	G4Material *	aMaterial,
		G4VEmAdjointModel *	aModel,
		G4double	PrimEnergy,
		G4double	Tcut,
		G4bool	IsScatProjToProjCase,
		std::vector< G4double > &	AdjointCS_for_each_element
	)

Definition at line 534 of file G4AdjointCSManager.cc.

{ 
  
  G4double EminSec=0;
  G4double EmaxSec=0;
  
  if (IsScatProjToProjCase){
    EminSec= aModel->GetSecondAdjEnergyMinForScatProjToProjCase(PrimEnergy,Tcut);
    EmaxSec= aModel->GetSecondAdjEnergyMaxForScatProjToProjCase(PrimEnergy);
  }
  else if (PrimEnergy > Tcut || !aModel->GetApplyCutInRange()) {
    EminSec= aModel->GetSecondAdjEnergyMinForProdToProjCase(PrimEnergy);
    EmaxSec= aModel->GetSecondAdjEnergyMaxForProdToProjCase(PrimEnergy);
  }
  if (EminSec >= EmaxSec) return 0.;


  G4bool need_to_compute=false;
  if ( aMaterial!= lastMaterial || PrimEnergy != lastPrimaryEnergy || Tcut != lastTcut){
    lastMaterial =aMaterial;
    lastPrimaryEnergy = PrimEnergy;
    lastTcut=Tcut;
    listOfIndexOfAdjointEMModelInAction.clear();
    listOfIsScatProjToProjCase.clear();
    lastAdjointCSVsModelsAndElements.clear();
    need_to_compute=true;
    
  }
  size_t ind=0;
  if (!need_to_compute){
    need_to_compute=true;
    for (size_t i=0;i<listOfIndexOfAdjointEMModelInAction.size();i++){
        size_t ind1=listOfIndexOfAdjointEMModelInAction[i];
        if (aModel == listOfAdjointEMModel[ind1] && IsScatProjToProjCase == listOfIsScatProjToProjCase[i]){
            need_to_compute=false;
            CS_Vs_Element = lastAdjointCSVsModelsAndElements[ind];
        }
        ind++;
    }
  }
  
  if (need_to_compute){
    size_t ind_model=0;
    for (size_t i=0;i<listOfAdjointEMModel.size();i++){
        if (aModel == listOfAdjointEMModel[i]){
            ind_model=i;
            break;
        }
    }
    G4double Tlow=Tcut;
    if (!listOfAdjointEMModel[ind_model]->GetApplyCutInRange()) Tlow =listOfAdjointEMModel[ind_model]->GetLowEnergyLimit();
    listOfIndexOfAdjointEMModelInAction.push_back(ind_model);   
    listOfIsScatProjToProjCase.push_back(IsScatProjToProjCase);
    CS_Vs_Element.clear();
    if (!aModel->GetUseMatrix()){
        CS_Vs_Element.push_back(aModel->AdjointCrossSection(currentCouple,PrimEnergy,IsScatProjToProjCase));
                         
    
    }
    else if (aModel->GetUseMatrixPerElement()){
            size_t n_el = aMaterial->GetNumberOfElements();
        if (aModel->GetUseOnlyOneMatrixForAllElements()){
            G4AdjointCSMatrix* theCSMatrix;
            if (IsScatProjToProjCase){
                theCSMatrix=theAdjointCSMatricesForScatProjToProj[ind_model][0];
            }
            else    theCSMatrix=theAdjointCSMatricesForProdToProj[ind_model][0];
            G4double CS =0.;
            if (PrimEnergy > Tlow)
                    CS = ComputeAdjointCS(PrimEnergy,theCSMatrix,Tlow);
            G4double factor=0.;
            for (size_t i=0;i<n_el;i++){ //this could be computed only once
                //size_t ind_el = aMaterial->GetElement(i)->GetIndex();
                factor+=aMaterial->GetElement(i)->GetZ()*aMaterial->GetVecNbOfAtomsPerVolume()[i];
            }
            CS *=factor;
            CS_Vs_Element.push_back(CS);
                                
        }
        else {
            for (size_t i=0;i<n_el;i++){
                size_t ind_el = aMaterial->GetElement(i)->GetIndex();
                //G4cout<<aMaterial->GetName()<<G4endl;
                G4AdjointCSMatrix* theCSMatrix;
                if (IsScatProjToProjCase){
                    theCSMatrix=theAdjointCSMatricesForScatProjToProj[ind_model][ind_el];
                }
                else    theCSMatrix=theAdjointCSMatricesForProdToProj[ind_model][ind_el];
                G4double CS =0.;
                if (PrimEnergy > Tlow)
                    CS = ComputeAdjointCS(PrimEnergy,theCSMatrix,Tlow);
                //G4cout<<CS<<G4endl;           
                CS_Vs_Element.push_back(CS*(aMaterial->GetVecNbOfAtomsPerVolume()[i])); 
            }
        }       
        
    }
    else {
        size_t ind_mat = aMaterial->GetIndex();
        G4AdjointCSMatrix* theCSMatrix;
        if (IsScatProjToProjCase){
            theCSMatrix=theAdjointCSMatricesForScatProjToProj[ind_model][ind_mat];
        }
        else    theCSMatrix=theAdjointCSMatricesForProdToProj[ind_model][ind_mat];
        G4double CS =0.;
        if (PrimEnergy > Tlow)
            CS = ComputeAdjointCS(PrimEnergy,theCSMatrix,Tlow);
        CS_Vs_Element.push_back(CS);                            
            
        
    }
    lastAdjointCSVsModelsAndElements.push_back(CS_Vs_Element);
    
  }
  
  
  G4double CS=0;
  for (size_t i=0;i<CS_Vs_Element.size();i++){
    CS+=CS_Vs_Element[i]; //We could put the progressive sum of the CS instead of the CS of an element itself
    
  }
  return CS;
}                           

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G4double G4AdjointCSManager::ComputeTotalAdjointCS	(	const G4MaterialCutsCouple *	aMatCutCouple,
		G4ParticleDefinition *	aPart,
		G4double	PrimEnergy
	)

Definition at line 689 of file G4AdjointCSManager.cc.

{
 G4double TotalCS=0.;

 DefineCurrentMaterial(aCouple);

  
 std::vector<G4double> CS_Vs_Element;
 G4double CS;
 for (size_t i=0; i<listOfAdjointEMModel.size();i++){
    
    G4double Tlow=0;
    if (!listOfAdjointEMModel[i]->GetApplyCutInRange()) Tlow =listOfAdjointEMModel[i]->GetLowEnergyLimit();
    else {
        G4ParticleDefinition* theDirSecondPartDef = 
            GetForwardParticleEquivalent(listOfAdjointEMModel[i]->GetAdjointEquivalentOfDirectSecondaryParticleDefinition());
        size_t idx=56;
        if (theDirSecondPartDef->GetParticleName() == "gamma") idx = 0;
        else if (theDirSecondPartDef->GetParticleName() == "e-") idx = 1;
        else if (theDirSecondPartDef->GetParticleName() == "e+") idx = 2;
        if (idx <56) {
            const std::vector<G4double>* aVec = G4ProductionCutsTable::GetProductionCutsTable()->GetEnergyCutsVector(idx);
            Tlow =(*aVec)[aCouple->GetIndex()];
        }   
        
    
    }
    if ( Ekin<=listOfAdjointEMModel[i]->GetHighEnergyLimit() && Ekin>=listOfAdjointEMModel[i]->GetLowEnergyLimit()){
        if (aPartDef == listOfAdjointEMModel[i]->GetAdjointEquivalentOfDirectPrimaryParticleDefinition()){
            CS=ComputeAdjointCS(currentMaterial,
                                   listOfAdjointEMModel[i], 
                                   Ekin, Tlow,true,CS_Vs_Element);
            TotalCS += CS;
            (*listSigmaTableForAdjointModelScatProjToProj[i])[currentMatIndex]->PutValue(eindex,CS);                   
        }
        if (aPartDef == listOfAdjointEMModel[i]->GetAdjointEquivalentOfDirectSecondaryParticleDefinition()){
            CS = ComputeAdjointCS(currentMaterial,
                                   listOfAdjointEMModel[i], 
                                   Ekin, Tlow,false, CS_Vs_Element);
            TotalCS += CS;
            (*listSigmaTableForAdjointModelProdToProj[i])[currentMatIndex]->PutValue(eindex,CS);
        }
        
    }
    else {
        (*listSigmaTableForAdjointModelScatProjToProj[i])[currentMatIndex]->PutValue(eindex,0.);
        (*listSigmaTableForAdjointModelProdToProj[i])[currentMatIndex]->PutValue(eindex,0.);
        
    }
 }
 return TotalCS;
    
 
}   

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G4AdjointCSManager * G4AdjointCSManager::GetAdjointCSManager ( )

static

Definition at line 61 of file G4AdjointCSManager.cc.

{ 
  if(theInstance == nullptr) {
    static G4ThreadLocalSingleton<G4AdjointCSManager> inst;
    theInstance = inst.Instance();
  }
  return theInstance; 
}

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G4ParticleDefinition * G4AdjointCSManager::GetAdjointParticleEquivalent

(

G4ParticleDefinition *

theFwdPartDef

)

Definition at line 949 of file G4AdjointCSManager.cc.

{
 if (theFwdPartDef->GetParticleName() == "e-") return G4AdjointElectron::AdjointElectron();
 else if (theFwdPartDef->GetParticleName() == "gamma") return G4AdjointGamma::AdjointGamma();
 else if (theFwdPartDef->GetParticleName() == "proton") return G4AdjointProton::AdjointProton();
 else if (theFwdPartDef ==theFwdIon) return theAdjIon;
 
 return 0;  
}

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G4double G4AdjointCSManager::GetAdjointSigma	(	G4double	Ekin_nuc,
		size_t	index_model,
		G4bool	is_scat_proj_to_proj,
		const G4MaterialCutsCouple *	aCouple
	)

Definition at line 420 of file G4AdjointCSManager.cc.

{ DefineCurrentMaterial(aCouple);
  G4bool b;
  if (is_scat_proj_to_proj) return (((*listSigmaTableForAdjointModelScatProjToProj[index_model])[currentMatIndex])->GetValue(Ekin_nuc, b));
  else return (((*listSigmaTableForAdjointModelProdToProj[index_model])[currentMatIndex])->GetValue(Ekin_nuc, b));
}                                        

G4double G4AdjointCSManager::GetContinuousWeightCorrection	(	G4ParticleDefinition *	aPartDef,
		G4double	PreStepEkin,
		G4double	AfterStepEkin,
		const G4MaterialCutsCouple *	aCouple,
		G4double	step_length
	)

Definition at line 504 of file G4AdjointCSManager.cc.

{  G4double corr_fac = 1.;
  //return corr_fac;
  //G4double after_adjCS = GetTotalAdjointCS(aPartDef, AfterStepEkin,aCouple);
  G4double after_fwdCS = GetTotalForwardCS(aPartDef, AfterStepEkin,aCouple);
  G4double pre_adjCS = GetTotalAdjointCS(aPartDef, PreStepEkin,aCouple);
  if (!forward_CS_is_used || pre_adjCS ==0. ||  after_fwdCS==0.) {
    forward_CS_is_used=false;
    G4double pre_fwdCS = GetTotalForwardCS(aPartDef, PreStepEkin,aCouple);
    corr_fac *=std::exp((pre_adjCS-pre_fwdCS)*step_length);
    LastCSCorrectionFactor = 1.;
  }
  else {
    LastCSCorrectionFactor = after_fwdCS/pre_adjCS;
  } 
    

 
  return corr_fac; 
}                    

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G4double G4AdjointCSManager::GetCrossSectionCorrection	(	G4ParticleDefinition *	aPartDef,
		G4double	PreStepEkin,
		const G4MaterialCutsCouple *	aCouple,
		G4bool &	fwd_is_used,
		G4double &	fwd_TotCS
	)

Definition at line 467 of file G4AdjointCSManager.cc.

{ G4double corr_fac = 1.;
  if (forward_CS_mode && aPartDef ) {
    fwd_TotCS=PrefwdCS;
    if (LastEkinForCS != PreStepEkin || aPartDef != lastPartDefForCS || aCouple!=currentCouple) {
        DefineCurrentMaterial(aCouple);
        PreadjCS = GetTotalAdjointCS(aPartDef, PreStepEkin,aCouple);
        PrefwdCS = GetTotalForwardCS(aPartDef, PreStepEkin,aCouple);
        LastEkinForCS = PreStepEkin;
        lastPartDefForCS = aPartDef;
        if (PrefwdCS >0. &&  PreadjCS >0.) {
            forward_CS_is_used = true;
            LastCSCorrectionFactor = PrefwdCS/PreadjCS;
        }
        else {
            forward_CS_is_used = false;
            LastCSCorrectionFactor = 1.;
            
        }
        
    }
    corr_fac =LastCSCorrectionFactor;
    
    
    
  }  
  else {
    forward_CS_is_used = false;
    LastCSCorrectionFactor = 1.;
  }
  fwd_TotCS=PrefwdCS;   
  fwd_is_used = forward_CS_is_used;
  return  corr_fac;
}                    

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void G4AdjointCSManager::GetEminForTotalCS	(	G4ParticleDefinition *	aPartDef,
		const G4MaterialCutsCouple *	aCouple,
		G4double &	emin_adj,
		G4double &	emin_fwd
	)

Definition at line 429 of file G4AdjointCSManager.cc.

{ DefineCurrentMaterial(aCouple);
  DefineCurrentParticle(aPartDef);
  emin_adj = EminForAdjSigmaTables[currentParticleIndex][currentMatIndex]/massRatio;
  emin_fwd = EminForFwdSigmaTables[currentParticleIndex][currentMatIndex]/massRatio;
  
  
  
}

G4ParticleDefinition * G4AdjointCSManager::GetForwardParticleEquivalent

(

G4ParticleDefinition *

theAdjPartDef

)

Definition at line 960 of file G4AdjointCSManager.cc.

{
 if (theAdjPartDef->GetParticleName() == "adj_e-") return G4Electron::Electron();
 else if (theAdjPartDef->GetParticleName() == "adj_gamma") return G4Gamma::Gamma();
 else if (theAdjPartDef->GetParticleName() == "adj_proton") return G4Proton::Proton();
 else if (theAdjPartDef == theAdjIon) return theFwdIon;
 return 0;  
}

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void G4AdjointCSManager::GetMaxAdjTotalCS	(	G4ParticleDefinition *	aPartDef,
		const G4MaterialCutsCouple *	aCouple,
		G4double &	e_sigma_max,
		G4double &	sigma_max
	)

Definition at line 454 of file G4AdjointCSManager.cc.

{ DefineCurrentMaterial(aCouple);
  DefineCurrentParticle(aPartDef);
  e_sigma_max = EkinofAdjSigmaMax[currentParticleIndex][currentMatIndex];
  G4bool b;
  sigma_max =((*theTotalAdjointSigmaTableVector[currentParticleIndex])[currentMatIndex])->GetValue(e_sigma_max, b);
  e_sigma_max/=massRatio;
  
  
}                    

void G4AdjointCSManager::GetMaxFwdTotalCS	(	G4ParticleDefinition *	aPartDef,
		const G4MaterialCutsCouple *	aCouple,
		G4double &	e_sigma_max,
		G4double &	sigma_max
	)

Definition at line 441 of file G4AdjointCSManager.cc.

{ DefineCurrentMaterial(aCouple);
  DefineCurrentParticle(aPartDef);
  e_sigma_max = EkinofFwdSigmaMax[currentParticleIndex][currentMatIndex];
  G4bool b;
  sigma_max =((*theTotalForwardSigmaTableVector[currentParticleIndex])[currentMatIndex])->GetValue(e_sigma_max, b);
  e_sigma_max/=massRatio;
  
  
}

G4int G4AdjointCSManager::GetNbProcesses

(

)

G4double G4AdjointCSManager::GetPostStepWeightCorrection

(

)

Definition at line 527 of file G4AdjointCSManager.cc.

{//return 1.; 
 return  1./LastCSCorrectionFactor;
    
}                             

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G4double G4AdjointCSManager::GetTotalAdjointCS	(	G4ParticleDefinition *	aPartDef,
		G4double	Ekin,
		const G4MaterialCutsCouple *	aCouple
	)

Definition at line 397 of file G4AdjointCSManager.cc.

{ DefineCurrentMaterial(aCouple);
  DefineCurrentParticle(aPartDef);  
  G4bool b;
  return (((*theTotalAdjointSigmaTableVector[currentParticleIndex])[currentMatIndex])->GetValue(Ekin*massRatio, b));
  
  
  
}                    

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G4double G4AdjointCSManager::GetTotalForwardCS	(	G4ParticleDefinition *	aPartDef,
		G4double	Ekin,
		const G4MaterialCutsCouple *	aCouple
	)

Definition at line 409 of file G4AdjointCSManager.cc.

{ DefineCurrentMaterial(aCouple);
  DefineCurrentParticle(aPartDef);
  G4bool b;
  return (((*theTotalForwardSigmaTableVector[currentParticleIndex])[currentMatIndex])->GetValue(Ekin*massRatio, b));
  
  
}

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void G4AdjointCSManager::RegisterAdjointParticle

(

G4ParticleDefinition *

aPartDef

)

Definition at line 161 of file G4AdjointCSManager.cc.

{  G4int index=-1;
   for (size_t i=0;i<theListOfAdjointParticlesInAction.size();i++){
    if (aPartDef->GetParticleName() == theListOfAdjointParticlesInAction[i]->GetParticleName()) index=i;
   }
  
   if (index ==-1){
    listOfForwardEnergyLossProcess.push_back(new std::vector<G4VEnergyLossProcess*>());
    theTotalForwardSigmaTableVector.push_back(new G4PhysicsTable);
    theTotalAdjointSigmaTableVector.push_back(new G4PhysicsTable);
    listOfForwardEmProcess.push_back(new std::vector<G4VEmProcess*>());
    theListOfAdjointParticlesInAction.push_back(aPartDef);
    EminForFwdSigmaTables.push_back(std::vector<G4double> ());
    EminForAdjSigmaTables.push_back(std::vector<G4double> ());
    EkinofFwdSigmaMax.push_back(std::vector<G4double> ());
    EkinofAdjSigmaMax.push_back(std::vector<G4double> ());
    
   }
}

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size_t G4AdjointCSManager::RegisterEmAdjointModel

(

G4VEmAdjointModel *

aModel

)

Definition at line 123 of file G4AdjointCSManager.cc.

{listOfAdjointEMModel.push_back(aModel);
 listSigmaTableForAdjointModelScatProjToProj.push_back(new G4PhysicsTable);
 listSigmaTableForAdjointModelProdToProj.push_back(new G4PhysicsTable);
 return listOfAdjointEMModel.size() -1;
 
}

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void G4AdjointCSManager::RegisterEmProcess	(	G4VEmProcess *	aProcess,
		G4ParticleDefinition *	aPartDef
	)

Definition at line 132 of file G4AdjointCSManager.cc.

{ 
  G4ParticleDefinition* anAdjPartDef = GetAdjointParticleEquivalent(aFwdPartDef);
  if (anAdjPartDef && aProcess){
    RegisterAdjointParticle(anAdjPartDef);
    G4int index=-1;
    
    for (size_t i=0;i<theListOfAdjointParticlesInAction.size();i++){
        if (anAdjPartDef->GetParticleName() == theListOfAdjointParticlesInAction[i]->GetParticleName()) index=i;
    }
    listOfForwardEmProcess[index]->push_back(aProcess);
  }
}

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void G4AdjointCSManager::RegisterEnergyLossProcess	(	G4VEnergyLossProcess *	aProcess,
		G4ParticleDefinition *	aPartDef
	)

Definition at line 147 of file G4AdjointCSManager.cc.

{
  G4ParticleDefinition* anAdjPartDef = GetAdjointParticleEquivalent(aFwdPartDef);
  if (anAdjPartDef && aProcess){
        RegisterAdjointParticle(anAdjPartDef);
    G4int index=-1;
    for (size_t i=0;i<theListOfAdjointParticlesInAction.size();i++){
        if (anAdjPartDef->GetParticleName() == theListOfAdjointParticlesInAction[i]->GetParticleName()) index=i;
    }
    listOfForwardEnergyLossProcess[index]->push_back(aProcess);
   }
}

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G4Element * G4AdjointCSManager::SampleElementFromCSMatrices	(	G4Material *	aMaterial,
		G4VEmAdjointModel *	aModel,
		G4double	PrimEnergy,
		G4double	Tcut,
		G4bool	IsScatProjToProjCase
	)

Definition at line 664 of file G4AdjointCSManager.cc.

{ std::vector<G4double> CS_Vs_Element;
  G4double CS = ComputeAdjointCS(aMaterial,aModel,PrimEnergy,Tcut,IsScatProjToProjCase,CS_Vs_Element);
  G4double rand_var= G4UniformRand();
  G4double SumCS=0.;
  size_t ind=0;
  for (size_t i=0;i<CS_Vs_Element.size();i++){
    SumCS+=CS_Vs_Element[i];
    if (rand_var<=SumCS/CS){
        ind=i;
        break;
    }
  }
 
  return const_cast<G4Element*>(aMaterial->GetElement(ind));
 
 
                        
}                               

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void G4AdjointCSManager::SetFwdCrossSectionMode ( G4bool  aBool )

inline

Definition at line 124 of file G4AdjointCSManager.hh.

{forward_CS_mode=aBool;}

void G4AdjointCSManager::SetIon ( G4ParticleDefinition *  adjIon, G4ParticleDefinition *  fwdIon  )

inline

Definition at line 171 of file G4AdjointCSManager.hh.

                                                 {theAdjIon=adjIon; theFwdIon =fwdIon;}

void G4AdjointCSManager::SetNbins ( G4int  aInt )

inline

Definition at line 170 of file G4AdjointCSManager.hh.

{nbins=aInt;}

void G4AdjointCSManager::SetTmax ( G4double  aVal )

inline

Definition at line 169 of file G4AdjointCSManager.hh.

{Tmax=aVal;}

void G4AdjointCSManager::SetTmin ( G4double  aVal )

inline

Definition at line 168 of file G4AdjointCSManager.hh.

{Tmin=aVal;}

Friends And Related Function Documentation

friend class G4ThreadLocalSingleton< G4AdjointCSManager >

friend

Definition at line 72 of file G4AdjointCSManager.hh.

---

The documentation for this class was generated from the following files:

• geant4.10.03.p01/source/processes/electromagnetic/adjoint/include/G4AdjointCSManager.hh
• geant4.10.03.p01/source/processes/electromagnetic/adjoint/src/G4AdjointCSManager.cc