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This commit is contained in:
Gabriele Cosmo
2016-06-10 12:08:39 +02:00
parent 286caacf06
commit c9b32a6c0a
5770 changed files with 1050949 additions and 367105 deletions
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source/processes/hadronic/cross_sections/src/G4NeutronElasticXS.cc
+61 -42
View File
@@ -23,7 +23,7 @@
// * acceptance of all terms of the Geant4 Software license. *
// ********************************************************************
//
// $Id: G4NeutronElasticXS.cc 76889 2013-11-18 13:01:55Z gcosmo $
// $Id: G4NeutronElasticXS.cc 83697 2014-09-10 07:15:29Z gcosmo $
//
// -------------------------------------------------------------------
//
@@ -53,32 +53,42 @@
#include <fstream>
#include <sstream>
// factory
#include "G4CrossSectionFactory.hh"
//
G4_DECLARE_XS_FACTORY(G4NeutronElasticXS);
using namespace std;
std::vector<G4PhysicsVector*>* G4NeutronElasticXS::data = 0;
G4double G4NeutronElasticXS::coeff[] = {0.0};
G4NeutronElasticXS::G4NeutronElasticXS()
: G4VCrossSectionDataSet("G4NeutronElasticXS"),
proton(G4Proton::Proton()), maxZ(92)
: G4VCrossSectionDataSet(Default_Name()),
proton(G4Proton::Proton())
{
// verboseLevel = 0;
if(verboseLevel > 0){
G4cout << "G4NeutronElasticXS::G4NeutronElasticXS Initialise for Z < "
<< maxZ + 1 << G4endl;
<< MAXZEL << G4endl;
}
data.resize(maxZ+1, 0);
coeff.resize(maxZ+1, 1.0);
ggXsection = new G4GlauberGribovCrossSection();
fNucleon = new G4HadronNucleonXsc();
isInitialized = false;
isMaster = false;
}
G4NeutronElasticXS::~G4NeutronElasticXS()
{
delete fNucleon;
/*
for(G4int i=0; i<=maxZ; ++i) {
delete data[i];
delete ggXsection;
if(isMaster) {
for(G4int i=0; i<MAXZEL; ++i) {
delete (*data)[i];
(*data)[i] = 0;
}
delete data;
data = 0;
}
*/
}
void G4NeutronElasticXS::CrossSectionDescription(std::ostream& outFile) const
@@ -105,17 +115,17 @@ G4NeutronElasticXS::GetElementCrossSection(const G4DynamicParticle* aParticle,
G4double xs = 0.0;
G4double ekin = aParticle->GetKineticEnergy();
if(Z < 1 || Z > maxZ) { return xs; }
if(Z < 1 || Z >=MAXZEL) { return xs; }
G4int Amean = G4lrint(G4NistManager::Instance()->GetAtomicMassAmu(Z));
G4PhysicsVector* pv = data[Z];
G4PhysicsVector* pv = (*data)[Z];
// G4cout << "G4NeutronElasticXS::GetCrossSection e= " << ekin
// << " Z= " << Z << G4endl;
// element was not initialised
if(!pv) {
Initialise(Z);
pv = data[Z];
pv = (*data)[Z];
if(!pv) { return xs; }
}
@@ -144,7 +154,6 @@ G4NeutronElasticXS::GetElementCrossSection(const G4DynamicParticle* aParticle,
void
G4NeutronElasticXS::BuildPhysicsTable(const G4ParticleDefinition& p)
{
if(isInitialized) { return; }
if(verboseLevel > 0){
G4cout << "G4NeutronElasticXS::BuildPhysicsTable for "
<< p.GetParticleName() << G4endl;
@@ -157,36 +166,46 @@ G4NeutronElasticXS::BuildPhysicsTable(const G4ParticleDefinition& p)
FatalException, ed, "");
return;
}
isInitialized = true;
// check environment variable
// Build the complete string identifying the file with the data set
char* path = getenv("G4NEUTRONXSDATA");
G4DynamicParticle* dynParticle =
new G4DynamicParticle(G4Neutron::Neutron(),G4ThreeVector(1,0,0),1);
// Access to elements
const G4ElementTable* theElmTable = G4Element::GetElementTable();
size_t numOfElm = G4Element::GetNumberOfElements();
if(numOfElm > 0) {
for(size_t i=0; i<numOfElm; ++i) {
G4int Z = G4int(((*theElmTable)[i])->GetZ());
if(Z < 1) { Z = 1; }
else if(Z > maxZ) { Z = maxZ; }
//G4cout << "Z= " << Z << G4endl;
// Initialisation
if(!data[Z]) { Initialise(Z, dynParticle, path); }
}
if(0 == coeff[0]) {
isMaster = true;
for(G4int i=0; i<MAXZEL; ++i) { coeff[i] = 1.0; }
data = new std::vector<G4PhysicsVector*>;
data->resize(MAXZEL, 0);
}
// it is possible re-initialisation for the second run
if(isMaster) {
// check environment variable
// Build the complete string identifying the file with the data set
char* path = getenv("G4NEUTRONXSDATA");
G4DynamicParticle* dynParticle =
new G4DynamicParticle(G4Neutron::Neutron(),G4ThreeVector(1,0,0),1);
// Access to elements
const G4ElementTable* theElmTable = G4Element::GetElementTable();
size_t numOfElm = G4Element::GetNumberOfElements();
if(numOfElm > 0) {
for(size_t i=0; i<numOfElm; ++i) {
G4int Z = G4int(((*theElmTable)[i])->GetZ());
if(Z < 1) { Z = 1; }
else if(Z >= MAXZEL) { Z = MAXZEL-1; }
//G4cout << "Z= " << Z << G4endl;
// Initialisation
if(!(*data)[Z]) { Initialise(Z, dynParticle, path); }
}
}
delete dynParticle;
}
delete dynParticle;
}
void
G4NeutronElasticXS::Initialise(G4int Z, G4DynamicParticle* dp,
const char* p)
{
if(data[Z]) { return; }
if((*data)[Z]) { return; }
const char* path = p;
if(!p) {
// check environment variable
@@ -208,7 +227,7 @@ G4NeutronElasticXS::Initialise(G4int Z, G4DynamicParticle* dp,
G4int Amean = G4lrint(G4NistManager::Instance()->GetAtomicMassAmu(Z));
// upload data from file
data[Z] = new G4PhysicsLogVector();
(*data)[Z] = new G4PhysicsLogVector();
std::ostringstream ost;
ost << path << "/elast" << Z ;
@@ -227,7 +246,7 @@ G4NeutronElasticXS::Initialise(G4int Z, G4DynamicParticle* dp,
}
// retrieve data from DB
if(!data[Z]->Retrieve(filein, true)) {
if(!((*data)[Z]->Retrieve(filein, true))) {
G4ExceptionDescription ed;
ed << "Data file <" << ost.str().c_str()
<< "> is not retrieved!";
@@ -237,9 +256,9 @@ G4NeutronElasticXS::Initialise(G4int Z, G4DynamicParticle* dp,
}
// smooth transition
size_t n = data[Z]->GetVectorLength() - 1;
G4double emax = data[Z]->Energy(n);
G4double sig1 = (*data[Z])[n];
size_t n = (*data)[Z]->GetVectorLength() - 1;
G4double emax = (*data)[Z]->Energy(n);
G4double sig1 = (*(*data)[Z])[n];
dynParticle->SetKineticEnergy(emax);
G4double sig2 = 0.0;
if(1 == Z) {