Gabriele Cosmo
223 lines
9.6 KiB
C++
223 lines
9.6 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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// neutron_hp -- source file
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// J.P. Wellisch, Nov-1996
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// A prototype of the low energy neutron transport model.
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//
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// 02-08-06 Modified Harmonise to reslove cross section trouble at high-end. T. KOI
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//
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#include "G4NeutronHPElementData.hh"
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G4NeutronHPElementData::G4NeutronHPElementData()
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{
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precision = 0.02;
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theFissionData = new G4NeutronHPVector;
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theCaptureData = new G4NeutronHPVector;
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theElasticData = new G4NeutronHPVector;
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theInelasticData = new G4NeutronHPVector;
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theIsotopeWiseData = NULL;
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}
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G4NeutronHPElementData::~G4NeutronHPElementData()
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{
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if(theFissionData!=NULL) delete theFissionData;
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if(theCaptureData!=NULL) delete theCaptureData;
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if(theElasticData!=NULL) delete theElasticData;
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if(theInelasticData!=NULL) delete theInelasticData;
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if(theIsotopeWiseData!=NULL) delete [] theIsotopeWiseData;
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}
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void G4NeutronHPElementData::Init(G4Element * theElement)
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{
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G4int count = theElement->GetNumberOfIsotopes();
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if(count == 0) count +=
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theStableOnes.GetNumberOfIsotopes(static_cast<G4int>(theElement->GetZ()));
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theIsotopeWiseData = new G4NeutronHPIsoData[count];
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// filename = ein data-set je isotope.
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count = 0;
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G4int nIso = theElement->GetNumberOfIsotopes();
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G4int Z = static_cast<G4int> (theElement->GetZ());
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G4int i1;
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if(nIso!=0)
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{
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for (i1=0; i1<nIso; i1++)
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{
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// G4cout <<" Init: normal case"<<G4endl;
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G4int A = theElement->GetIsotope(i1)->GetN();
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G4double frac = theElement->GetRelativeAbundanceVector()[i1]/perCent;
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UpdateData(A, Z, count++, frac);
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}
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}else{
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// G4cout <<" Init: theStableOnes case: Z="<<Z<<G4endl;
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G4int first = theStableOnes.GetFirstIsotope(Z);
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// G4cout <<"first="<<first<<" "<<theStableOnes.GetNumberOfIsotopes(theElement->GetZ())<<G4endl;
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for(G4int i1=0;
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i1<theStableOnes.GetNumberOfIsotopes(static_cast<G4int>(theElement->GetZ()) );
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i1++)
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{
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// G4cout <<" Init: theStableOnes in the loop"<<G4endl;
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G4int A = theStableOnes.GetIsotopeNucleonCount(first+i1);
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G4double frac = theStableOnes.GetAbundance(first+i1);
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// G4cout <<" Init: theStableOnes in the loop: "<<A<<G4endl;
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UpdateData(A, Z, count++, frac);
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}
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}
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theElasticData->ThinOut(precision);
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theInelasticData->ThinOut(precision);
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theCaptureData->ThinOut(precision);
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theFissionData->ThinOut(precision);
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}
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void G4NeutronHPElementData::UpdateData(G4int A, G4int Z, G4int index, G4double abundance)
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{
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//Reads in the Data, using G4NeutronHPIsoData[], and its Init
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// G4cout << "entered: ElementWiseData::UpdateData"<<G4endl;
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theIsotopeWiseData[index].Init(A, Z, abundance);
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// G4cout << "ElementWiseData::UpdateData Init finished"<<G4endl;
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theBuffer = theIsotopeWiseData[index].MakeElasticData();
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// G4cout << "ElementWiseData::UpdateData MakeElasticData finished: "
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// <<theBuffer->GetVectorLength()<<G4endl;
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Harmonise(theElasticData, theBuffer);
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// G4cout << "ElementWiseData::UpdateData Harmonise finished: "
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// <<theElasticData->GetVectorLength()<<G4endl;
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delete theBuffer;
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theBuffer = theIsotopeWiseData[index].MakeInelasticData();
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// G4cout << "ElementWiseData::UpdateData MakeInelasticData finished: "
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// <<theBuffer->GetVectorLength()<<G4endl;
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Harmonise(theInelasticData, theBuffer);
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// G4cout << "ElementWiseData::UpdateData Harmonise finished: "
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// <<theInelasticData->GetVectorLength()<<G4endl;
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delete theBuffer;
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theBuffer = theIsotopeWiseData[index].MakeCaptureData();
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// G4cout << "ElementWiseData::UpdateData MakeCaptureData finished: "
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// <<theBuffer->GetVectorLength()<<G4endl;
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Harmonise(theCaptureData, theBuffer);
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// G4cout << "ElementWiseData::UpdateData Harmonise finished: "
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// <<theCaptureData->GetVectorLength()<<G4endl;
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delete theBuffer;
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theBuffer = theIsotopeWiseData[index].MakeFissionData();
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// G4cout << "ElementWiseData::UpdateData MakeFissionData finished: "
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// <<theBuffer->GetVectorLength()<<G4endl;
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Harmonise(theFissionData, theBuffer);
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// G4cout << "ElementWiseData::UpdateData Harmonise finished: "
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// <<theFissionData->GetVectorLength()<<G4endl;
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delete theBuffer;
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// G4cout << "ElementWiseData::UpdateData finished"<endl;
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}
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void G4NeutronHPElementData::Harmonise(G4NeutronHPVector *& theStore, G4NeutronHPVector * theNew)
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{
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if(theNew == NULL) return;
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G4int s = 0, n=0, m=0;
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G4NeutronHPVector * theMerge = new G4NeutronHPVector(theStore->GetVectorLength());
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// G4cout << "Harmonise 1: "<<theStore->GetEnergy(s)<<" "<<theNew->GetEnergy(0)<<G4endl;
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while ( theStore->GetEnergy(s)<theNew->GetEnergy(0)&&s<theStore->GetVectorLength() )
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{
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theMerge->SetData(m++, theStore->GetEnergy(s), theStore->GetXsec(s));
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s++;
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}
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G4NeutronHPVector *active = theStore;
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G4NeutronHPVector * passive = theNew;
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G4NeutronHPVector * tmp;
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G4int a = s, p = n, t;
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// G4cout << "Harmonise 2: "<<active->GetVectorLength()<<" "<<passive->GetVectorLength()<<G4endl;
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while (a<active->GetVectorLength()&&p<passive->GetVectorLength())
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{
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if(active->GetEnergy(a) <= passive->GetEnergy(p))
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{
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theMerge->SetData(m, active->GetEnergy(a), active->GetXsec(a));
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G4double x = theMerge->GetEnergy(m);
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G4double y = std::max(0., passive->GetXsec(x));
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theMerge->SetData(m, x, theMerge->GetXsec(m)+y);
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m++;
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a++;
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} else {
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// G4cout << "swapping in Harmonise"<<G4endl;
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tmp = active; t=a;
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active = passive; a=p;
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passive = tmp; p=t;
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}
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}
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// G4cout << "Harmonise 3: "<< a <<" "<<active->GetVectorLength()<<" "<<m<<G4endl;
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while (a!=active->GetVectorLength())
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{
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theMerge->SetData(m++, active->GetEnergy(a), active->GetXsec(a));
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a++;
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}
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// G4cout << "Harmonise 4: "<< p <<" "<<passive->GetVectorLength()<<" "<<m<<G4endl;
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while (p!=passive->GetVectorLength())
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{
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// Modified by T. KOI
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//theMerge->SetData(m++, passive->GetEnergy(p), passive->GetXsec(p));
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G4double x = passive->GetEnergy(p);
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G4double y = std::max(0., active->GetXsec(x));
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theMerge->SetData(m++, x, passive->GetXsec(p)+y);
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p++;
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}
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// G4cout <<"Harmonise 5: "<< theMerge->GetVectorLength() << " " << m << G4endl;
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delete theStore;
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theStore = theMerge;
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// G4cout <<"Harmonise 6: "<< theStore->GetVectorLength() << " " << m << G4endl;
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}
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G4NeutronHPVector * G4NeutronHPElementData::MakePhysicsVector(G4Element * theElement,
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G4ParticleDefinition * theP,
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G4NeutronHPFissionData* theSet)
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{
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if(theP != G4Neutron::Neutron()) throw G4HadronicException(__FILE__, __LINE__, "not a neutron");
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Init ( theElement );
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return GetData(theSet);
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}
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G4NeutronHPVector * G4NeutronHPElementData::MakePhysicsVector(G4Element * theElement,
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G4ParticleDefinition * theP,
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G4NeutronHPCaptureData * theSet)
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{
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if(theP != G4Neutron::Neutron()) throw G4HadronicException(__FILE__, __LINE__, "not a neutron");
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Init ( theElement );
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return GetData(theSet);
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}
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G4NeutronHPVector * G4NeutronHPElementData::MakePhysicsVector(G4Element * theElement,
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G4ParticleDefinition * theP,
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G4NeutronHPElasticData * theSet)
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{
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if(theP != G4Neutron::Neutron()) throw G4HadronicException(__FILE__, __LINE__, "not a neutron");
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Init ( theElement );
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return GetData(theSet);
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}
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G4NeutronHPVector * G4NeutronHPElementData::MakePhysicsVector(G4Element * theElement,
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G4ParticleDefinition * theP,
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G4NeutronHPInelasticData * theSet)
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{
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if(theP != G4Neutron::Neutron()) throw G4HadronicException(__FILE__, __LINE__, "not a neutron");
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Init ( theElement );
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return GetData(theSet);
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}
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