G4NeutronHPSimpleEvapSpectrum Class Reference

#include <G4NeutronHPSimpleEvapSpectrum.hh>

Inheritance diagram for G4NeutronHPSimpleEvapSpectrum:

Public Member Functions
	G4NeutronHPSimpleEvapSpectrum ()
	~G4NeutronHPSimpleEvapSpectrum ()
void	Init (std::istream &aDataFile)
G4double	GetFractionalProbability (G4double anEnergy)
G4double	Sample (G4double anEnergy)
Public Member Functions inherited from G4VNeutronHPEDis
	G4VNeutronHPEDis ()
virtual	~G4VNeutronHPEDis ()

Detailed Description

Definition at line 42 of file G4NeutronHPSimpleEvapSpectrum.hh.

Constructor & Destructor Documentation

G4NeutronHPSimpleEvapSpectrum::G4NeutronHPSimpleEvapSpectrum ( )

inline

Definition at line 45 of file G4NeutronHPSimpleEvapSpectrum.hh.

  {
    expm1 = std::exp(-1.);
  }

G4NeutronHPSimpleEvapSpectrum::~G4NeutronHPSimpleEvapSpectrum ( )

inline

Definition at line 49 of file G4NeutronHPSimpleEvapSpectrum.hh.

  {
  }

Member Function Documentation

G4double G4NeutronHPSimpleEvapSpectrum::GetFractionalProbability ( G4double  anEnergy )

inlinevirtual

Implements G4VNeutronHPEDis.

Definition at line 59 of file G4NeutronHPSimpleEvapSpectrum.hh.

References G4NeutronHPVector::GetY().

  {
    return theFractionalProb.GetY(anEnergy);
  }

void G4NeutronHPSimpleEvapSpectrum::Init ( std::istream &  aDataFile )

inlinevirtual

Implements G4VNeutronHPEDis.

Definition at line 53 of file G4NeutronHPSimpleEvapSpectrum.hh.

References G4NeutronHPVector::Init().

  {
    theFractionalProb.Init(aDataFile, CLHEP::eV);
    theThetaDist.Init(aDataFile, CLHEP::eV);
  }

G4double G4NeutronHPSimpleEvapSpectrum::Sample ( G4double  anEnergy )

inlinevirtual

Implements G4VNeutronHPEDis.

Definition at line 64 of file G4NeutronHPSimpleEvapSpectrum.hh.

References G4UniformRand, G4NeutronHPVector::GetY(), and G4INCL::Math::max().

  {
    G4double theta = theThetaDist.GetY(anEnergy)*CLHEP::eV;
    G4double random, cut, max, result;
    max = 10.*theta;
    do
    {
      random = G4UniformRand();
      result = -theta*std::log(random); 
      cut = G4UniformRand();
    }
    while(cut>result/max); 
    return result;
  }

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

• G4NeutronHPSimpleEvapSpectrum.hh