66 Initialise(0,
"",
"",
"",1.*
keV,0.1*
GeV,200,
MeV,
barn,6,92);
82 : interpolation(algorithm), eMin(minE), eMax(maxE), nBins(bins),
83 unit1(unitE), unit2(unitData), zMin(minZ), zMax(maxZ)
102 std::map<G4int,G4IDataSet*,std::less<G4int> >::iterator
pos;
117 for (
size_t i=0; i<
n; i++)
119 delete (*crossSections)[i];
147 nBins = numberOfBins;
161 std::map<G4int,G4IDataSet*,std::less<G4int> >::const_iterator
pos;
172 G4cout <<
"---- Data set for Z = "
176 G4cout <<
"--------------------------------------------------" <<
G4endl;
183 for (
size_t i=0; i<nZ; i++)
213 std::map<G4int,G4IDataSet*,std::less<G4int> >::iterator
pos;
226 G4int i = (*pos).first;
240 std::map<G4int,G4IDataSet*,std::less<G4int> >::const_iterator
pos;
253 G4cout <<
"WARNING: G4PixeCrossSectionHandler::FindValue(Z,e) did not find Z = "
260 G4int shellIndex)
const
264 std::map<G4int,G4IDataSet*,std::less<G4int> >::const_iterator
pos;
276 if(shellIndex < nComponents)
281 G4cout <<
"WARNING: G4PixeCrossSectionHandler::FindValue(Z,e,shell) did not find"
282 <<
" shellIndex= " << shellIndex
292 G4cout <<
"WARNING: G4PixeCrossSectionHandler::FindValue did not find Z = "
308 for (
G4int i=0 ; i<nElements ; i++)
310 G4int Z = (
G4int) (*elementVector)[i]->GetZ();
312 G4double nAtomsVol = nAtomsPerVolume[i];
313 value += nAtomsVol * elementValue;
416 energyVector.push_back(std::pow(10., std::log10(
eMin)+i*dBin));
421 std::vector<G4IDataSet*>::iterator mat;
439 G4Exception(
"G4PixeCrossSectionHandler::BuildForMaterials",
442 ", crossSections = 0");
466 size_t materialIndex = material->
GetIndex();
468 G4IDataSet* materialSet = (*crossSections)[materialIndex];
469 G4double materialCrossSection0 = 0.0;
472 for (
G4int i=0; i < nElements; i++ )
475 materialCrossSection0 += cr;
476 cross.push_back(materialCrossSection0);
481 for (
G4int k=0 ; k < nElements ; k++ )
483 if (random <= cross[k])
return (
G4int) (*elementVector)[k]->GetZ();
553 std::map<G4int,G4IDataSet*,std::less<G4int> >::const_iterator
pos;
559 if (pos !=
dataMap.end()) dataSet = (*pos).second;
562 for (
size_t i=0; i<nShells; i++)
565 if (shellDataSet != 0)
569 if (random <= partialSum)
return i;
579 if (materialTable == 0)
580 G4Exception(
"G4PixeCrossSectionHandler::ActiveElements",
583 "no MaterialTable found");
587 for (
G4int mat=0; mat<nMaterials; mat++)
589 const G4Material* material= (*materialTable)[mat];
593 for (
G4int iEl=0; iEl<nElements; iEl++)
595 G4Element* element = (*elementVector)[iEl];
615 std::map<G4int,G4IDataSet*,std::less<G4int> >::const_iterator
pos;
624 G4cout <<
"WARNING: G4PixeCrossSectionHandler::NumberOfComponents did not "
632 std::vector<G4IDataSet*>*
638 std::vector<G4IDataSet*>* matCrossSections =
new std::vector<G4IDataSet*>;
643 size_t nOfBins = energyVector.size();
647 if (materialTable == 0)
648 G4Exception(
"G4PixeCrossSectionHandler::BuildCrossSectionsForMaterials",
651 "no MaterialTable found");
655 for (
G4int mat=0; mat<nMaterials; mat++)
657 const G4Material* material = (*materialTable)[mat];
666 for (
G4int i=0; i<nElements; i++) {
668 G4int Z = (
G4int) (*elementVector)[i]->GetZ();
675 for (
size_t bin=0; bin<nOfBins; bin++)
678 energies->push_back(e);
681 data->push_back(cross);
689 matCrossSections->push_back(setForMat);
691 return matCrossSections;
712 G4double gamma = energy / particleMass;
713 G4double beta2 = 1. - 1. / (gamma * gamma);
714 G4double var = electron_mass_c2 / particleMass;
715 G4double tMax = 2. * electron_mass_c2 * (gamma*gamma - 1.) / (1. + 2.*gamma*var + var*var);
719 if ( tMax > deltaCut )
721 var = deltaCut / tMax;
722 cross = (1. - var * (1. - beta2 * std::log(var))) / deltaCut;
729 cross += 0.5 * (tMax - deltaCut) / (energy*energy);
732 else if (spin > 0.9 )
734 cross += -std::log(var) / (3.*deltaCut) + (tMax-deltaCut) *
735 ((5.+1./var)*0.25 /(energy*energy) - beta2 / (tMax*deltaCut))/3.;
737 cross *= twopi_mc2_rcl2 * Z / beta2 ;
virtual const G4IDataSet * GetComponent(G4int componentId) const =0
G4double MicroscopicCrossSection(const G4ParticleDefinition *particleDef, G4double kineticEnergy, G4double Z, G4double deltaCut) const
virtual void AddComponent(G4IDataSet *dataSet)=0
std::vector< G4Element * > G4ElementVector
virtual ~G4PixeCrossSectionHandler()
static G4MaterialTable * GetMaterialTable()
std::vector< G4Material * > G4MaterialTable
G4int NumberOfComponents(G4int Z) const
virtual G4double FindValue(G4double x, G4int componentId=0) const =0
virtual size_t NumberOfComponents(void) const =0
const G4ElementVector * GetElementVector() const
const G4double * GetVecNbOfAtomsPerVolume() const
G4GLOB_DLL std::ostream G4cout
G4IInterpolator * interpolation
G4int SelectRandomAtom(const G4Material *material, G4double e) const
void LoadShellData(const G4String &dataFile)
static size_t GetNumberOfMaterials()
const G4double * GetAtomicNumDensityVector() const
std::map< G4int, G4IDataSet *, std::less< G4int > > dataMap
void G4Exception(const char *originOfException, const char *exceptionCode, G4ExceptionSeverity severity, const char *comments)
virtual G4bool LoadData(const G4String &fileName)=0
G4int SelectRandomShell(G4int Z, G4double e) const
G4double GetPDGMass() const
G4double energy(const ThreeVector &p, const G4double m)
std::vector< G4IDataSet * > * crossSections
void Initialise(G4IInterpolator *interpolation, const G4String &modelK="ecpssr", const G4String &modelL="ecpssr", const G4String &modelM="ecpssr", G4double minE=1 *CLHEP::keV, G4double maxE=0.1 *CLHEP::GeV, G4int nBins=200, G4double unitE=CLHEP::MeV, G4double unitData=CLHEP::barn, G4int minZ=6, G4int maxZ=92)
std::vector< G4IDataSet * > * BuildCrossSectionsForMaterials(const G4DataVector &energyVector)
std::vector< G4String > crossModel
G4double GetPDGSpin() const
size_t GetNumberOfElements() const
G4double ValueForMaterial(const G4Material *material, G4double e) const
G4PixeCrossSectionHandler()
G4bool contains(const G4double &) const
G4double FindValue(G4int Z, G4double e) const
virtual void PrintData(void) const =0
virtual G4IInterpolator * Clone() const =0
static const G4double pos
G4IInterpolator * CreateInterpolation()