Import Geant4 9.6.0 source tree
This commit is contained in:
Gabriele Cosmo
@@ -23,7 +23,7 @@
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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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// $Id: G4CrossSectionPairGG.cc,v 1.6 2011-01-09 02:37:48 dennis Exp $
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// $Id$
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// $ GEANT4 tag $Name: not supported by cvs2svn $
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//
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// Class G4CrossSectionPairGG
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@@ -38,160 +38,168 @@
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#include "G4CrossSectionPairGG.hh"
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#include "globals.hh"
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#include "G4PhysicalConstants.hh"
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#include "G4SystemOfUnits.hh"
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#include "G4HadTmpUtil.hh"
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#include "G4NistManager.hh"
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#include "G4ThreeVector.hh"
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#include "G4NistManager.hh"
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G4CrossSectionPairGG::G4CrossSectionPairGG(G4VCrossSectionDataSet* low,
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G4double Etransit)
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: G4VCrossSectionDataSet("G4CrossSectionPairGG"),
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theLowX(low), ETransition(Etransit)
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{
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NistMan = G4NistManager::Instance();
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theHighX=new G4GlauberGribovCrossSection();
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verboseLevel=0;
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G4double Etransit) :
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G4VCrossSectionDataSet("G4CrossSectionPairGG"), theLowX(low), ETransition(
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Etransit) {
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NistMan = G4NistManager::Instance();
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theHighX = new G4GlauberGribovCrossSection();
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verboseLevel = 0;
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}
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G4CrossSectionPairGG::~G4CrossSectionPairGG()
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{
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// The cross section registry wil delete these
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// delete theLowX;
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// delete theHighX;
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G4CrossSectionPairGG::~G4CrossSectionPairGG() {
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// The cross section registry wil delete these
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// delete theLowX;
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// delete theHighX;
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}
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void
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G4CrossSectionPairGG::CrossSectionDescription(std::ostream& outFile) const
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{
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outFile << "G4CrossSectionPairGG is used to add the relativistic rise to\n"
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<< "hadronic cross section data sets above a given energy. In this\n"
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<< "case, the Glauber-Gribov cross section is used above 91 GeV.\n"
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<< "At this energy the low energy cross section is smoothly joined\n"
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<< "to the high energy cross section. Below 91 GeV the Barashenkov\n"
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<< "cross section is used for pions (G4PiNuclearCrossSection), the\n"
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<< "Axen-Wellisch cross section is used for protons\n"
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<< "(G4ProtonInelasticCrossSection), and the Wellisch-Laidlaw cross\n"
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<< "section is used for neutrons (G4NeutronInelasticCrossSection).\n";
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void G4CrossSectionPairGG::CrossSectionDescription(
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std::ostream& outFile) const {
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outFile << "G4CrossSectionPairGG is used to add the relativistic rise to\n"
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<< "hadronic cross section data sets above a given energy. In this\n"
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<< "case, the Glauber-Gribov cross section is used above 91 GeV.\n"
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<< "At this energy the low energy cross section is smoothly joined\n"
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<< "to the high energy cross section. Below 91 GeV the Barashenkov\n"
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<< "cross section is used for pions (G4PiNuclearCrossSection), the\n"
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<< "Axen-Wellisch cross section is used for protons\n"
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<< "(G4ProtonInelasticCrossSection), and the Wellisch-Laidlaw cross\n"
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<< "section is used for neutrons (G4NeutronInelasticCrossSection).\n";
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}
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G4bool G4CrossSectionPairGG::IsElementApplicable(const G4DynamicParticle* aParticle,
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G4int Z,
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const G4Material* mat)
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{
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G4bool isApplicable(false);
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G4double Ekin=aParticle->GetKineticEnergy();
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if (Ekin <= ETransition )
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{
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isApplicable = theLowX->IsElementApplicable(aParticle,Z,mat);
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} else if(Z > 1) {
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G4bool G4CrossSectionPairGG::IsElementApplicable(
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const G4DynamicParticle* aParticle, G4int Z, const G4Material* mat) {
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G4bool isApplicable(false);
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G4double Ekin = aParticle->GetKineticEnergy();
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if (Ekin <= ETransition) {
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isApplicable = theLowX->IsElementApplicable(aParticle, Z, mat);
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} else if (Z > 1) {
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isApplicable = true;
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}
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return isApplicable;
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}
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return isApplicable;
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}
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G4double G4CrossSectionPairGG::GetElementCrossSection(const G4DynamicParticle* aParticle,
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G4int ZZ, const G4Material* mat)
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G4double G4CrossSectionPairGG::GetElementCrossSection(
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const G4DynamicParticle* aParticle, G4int ZZ, const G4Material* mat)
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{
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G4double Xsec(0.);
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std::vector<ParticleXScale>::iterator iter;
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iter=scale_factors.begin();
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G4ParticleDefinition * pDef=aParticle->GetDefinition();
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while ( iter !=scale_factors.end() && (*iter).first != pDef ) {++iter;}
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G4double Ekin=aParticle->GetKineticEnergy();
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if (Ekin < ETransition )
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{
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Xsec=theLowX->GetElementCrossSection(aParticle,ZZ,mat);
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} else {
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G4double Xsec(0.);
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G4int AA=G4lrint(NistMan->GetAtomicMassAmu(ZZ));
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Xsec=theHighX->GetInelasticGlauberGribov(aParticle,ZZ,AA)
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* (*iter).second[ZZ];
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if ( verboseLevel > 2 )
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{ G4cout << " scaling .." << ZZ << " " << AA << " " <<
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(*iter).second[ZZ]<< " "
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<<theHighX->GetInelasticGlauberGribov(aParticle,ZZ,AA)
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<< " " << Xsec << G4endl;
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}
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}
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return Xsec;
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if (aParticle->GetKineticEnergy() < ETransition)
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{
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Xsec = theLowX->GetElementCrossSection(aParticle, ZZ, mat);
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} else {
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std::vector<ParticleXScale>::iterator iter = scale_factors.begin();
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G4ParticleDefinition * pDef = aParticle->GetDefinition();
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while (iter != scale_factors.end() && (*iter).first != pDef)
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{
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++iter;
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}
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if (iter != scale_factors.end() )
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{
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G4int AA = G4lrint(NistMan->GetAtomicMassAmu(ZZ));
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Xsec = theHighX->GetInelasticGlauberGribov(aParticle, ZZ, AA)
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* (*iter).second[ZZ];
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if (verboseLevel > 2)
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{
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G4cout << " scaling .." << ZZ << " " << AA << " "
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<< (*iter).second[ZZ] << " "
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<< theHighX->GetInelasticGlauberGribov(aParticle, ZZ, AA)
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<< " " << Xsec << G4endl;
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}
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} else {
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// BuildPhysicsTable not done for pDef=aParticle->GetDefinition
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// build table, and recurse
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BuildPhysicsTable(*pDef);
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Xsec=GetElementCrossSection(aParticle, ZZ, mat);
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}
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}
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return Xsec;
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}
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void G4CrossSectionPairGG::BuildPhysicsTable(const G4ParticleDefinition& pDef)
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{
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theLowX->BuildPhysicsTable(pDef);
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theHighX->BuildPhysicsTable(pDef);
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void G4CrossSectionPairGG::BuildPhysicsTable(const G4ParticleDefinition& pDef) {
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theLowX->BuildPhysicsTable(pDef);
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theHighX->BuildPhysicsTable(pDef);
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if ( verboseLevel > 0 ) {
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G4cout << "G4CrossSectionPairGG::BuildPhysicsTable "
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<< theLowX->GetName()
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<< " " << theHighX->GetName() << G4endl;
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}
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G4ParticleDefinition * myDef=const_cast<G4ParticleDefinition*>(&pDef);
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std::vector<ParticleXScale>::iterator iter;
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iter=scale_factors.begin();
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while ( iter !=scale_factors.end() && (*iter).first != myDef ) {++iter;}
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if (verboseLevel > 0) {
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G4cout << "G4CrossSectionPairGG::BuildPhysicsTable "
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<< theLowX->GetName() << " " << theHighX->GetName() << G4endl;
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}
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// new particle, initialise
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G4Material* mat = 0;
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G4ParticleDefinition * myDef = const_cast<G4ParticleDefinition*>(&pDef);
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std::vector<ParticleXScale>::iterator iter;
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iter = scale_factors.begin();
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while (iter != scale_factors.end() && (*iter).first != myDef) {
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++iter;
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}
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if ( iter == scale_factors.end() )
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{
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XS_factors factors (93);
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G4ThreeVector mom(0.0,0.0,1.0);
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G4DynamicParticle DynPart(myDef, mom, ETransition); // last is kinetic Energy
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// new particle, initialise
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if (verboseLevel > 0) {
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G4cout << "G4CrossSectionPairGG::BuildPhysicsTable for particle "
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<< pDef.GetParticleName() << G4endl;
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}
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for (G4int aZ=1; aZ<93; ++aZ)
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{
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factors[aZ]=1.; // default, to give reasonable value if only high is applicable
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G4int AA=G4lrint(NistMan->GetAtomicMassAmu(aZ));
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G4bool isApplicable = theLowX->IsElementApplicable(&DynPart, aZ, mat) && (aZ > 1);
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if (isApplicable)
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{
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factors[aZ]=theLowX->GetElementCrossSection(&DynPart,aZ,mat) /
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theHighX->GetInelasticGlauberGribov(&DynPart,aZ,AA);
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}
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if (verboseLevel > 0) {
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G4cout << "Z=" << aZ<< ", A="<< AA << ", scale=" << factors[aZ];
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if ( verboseLevel == 1) { G4cout << G4endl; }
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else {
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if (isApplicable) {
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G4cout << ", low / high " << theLowX->GetElementCrossSection(&DynPart,aZ,mat)
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<< " " << theHighX->GetInelasticGlauberGribov(&DynPart,aZ,AA) << G4endl;
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} else { G4cout << ", N/A" << G4endl; }
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}
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}
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}
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ParticleXScale forPart(myDef,factors);
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scale_factors.push_back(forPart);
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}
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G4Material* mat = 0;
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if (iter == scale_factors.end()) {
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XS_factors factors(93);
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G4ThreeVector mom(0.0, 0.0, 1.0);
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G4DynamicParticle DynPart(myDef, mom, ETransition); // last is kinetic Energy
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if (verboseLevel > 0) {
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G4cout << "G4CrossSectionPairGG::BuildPhysicsTable for particle "
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<< pDef.GetParticleName() << G4endl;
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}
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for (G4int aZ = 1; aZ < 93; ++aZ) {
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factors[aZ] = 1.; // default, to give reasonable value if only high is applicable
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G4int AA = G4lrint(NistMan->GetAtomicMassAmu(aZ));
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G4bool isApplicable = theLowX->IsElementApplicable(&DynPart, aZ,
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mat) && (aZ > 1);
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if (isApplicable) {
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factors[aZ] = theLowX->GetElementCrossSection(&DynPart, aZ, mat)
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/ theHighX->GetInelasticGlauberGribov(&DynPart, aZ, AA);
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}
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if (verboseLevel > 0) {
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G4cout << "Z=" << aZ << ", A=" << AA << ", scale="
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<< factors[aZ];
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if (verboseLevel == 1) {
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G4cout << G4endl;
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} else {
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if (isApplicable) {
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G4cout << ", low / high "
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<< theLowX->GetElementCrossSection(&DynPart, aZ,
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mat) << " "
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<< theHighX->GetInelasticGlauberGribov(&DynPart,
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aZ, AA) << G4endl;
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} else {
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G4cout << ", N/A" << G4endl;
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}
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}
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}
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}
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ParticleXScale forPart(myDef, factors);
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scale_factors.push_back(forPart);
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}
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}
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/*
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void G4CrossSectionPairGG::DumpHtml(const G4ParticleDefinition&,
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std::ofstream outFile)
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{
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outFile << " <li><b>"
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<< " G4CrossSectionPairGG: " << theLowX->GetName() << " cross sections \n";
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outFile << "below " << ETransition/GeV << " GeV, Glauber-Gribov above \n";
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}
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*/
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void G4CrossSectionPairGG::DumpHtml(const G4ParticleDefinition&,
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std::ofstream outFile)
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{
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outFile << " <li><b>"
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<< " G4CrossSectionPairGG: " << theLowX->GetName() << " cross sections \n";
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outFile << "below " << ETransition/GeV << " GeV, Glauber-Gribov above \n";
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}
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*/
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void G4CrossSectionPairGG::DumpPhysicsTable(const G4ParticleDefinition&)
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{
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G4cout << std::setw(24) << " " << " G4CrossSectionPairGG: "
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void G4CrossSectionPairGG::DumpPhysicsTable(const G4ParticleDefinition&) {
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G4cout << std::setw(24) << " " << " G4CrossSectionPairGG: "
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<< theLowX->GetName() << " cross sections " << G4endl;
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G4cout << std::setw(27) << " " << "below " << ETransition/GeV
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G4cout << std::setw(27) << " " << "below " << ETransition / GeV
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<< " GeV, Glauber-Gribov above " << G4endl;
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}
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