G4ChipsPionPlusInelasticXS Class Reference

#include <G4ChipsPionPlusInelasticXS.hh>

Inheritance diagram for G4ChipsPionPlusInelasticXS:

Public Member Functions
	G4ChipsPionPlusInelasticXS ()
	~G4ChipsPionPlusInelasticXS ()
virtual void	CrossSectionDescription (std::ostream &) const
virtual G4bool	IsIsoApplicable (const G4DynamicParticle *Pt, G4int Z, G4int A, const G4Element *elm, const G4Material *mat)
virtual G4double	GetIsoCrossSection (const G4DynamicParticle *, G4int tgZ, G4int A, const G4Isotope *iso=0, const G4Element *elm=0, const G4Material *mat=0)
virtual G4double	GetChipsCrossSection (G4double momentum, G4int Z, G4int N, G4int pdg)
Public Member Functions inherited from G4VCrossSectionDataSet
	G4VCrossSectionDataSet (const G4String &nam="")
virtual	~G4VCrossSectionDataSet ()
virtual G4bool	IsElementApplicable (const G4DynamicParticle *, G4int Z, const G4Material *mat=nullptr)
G4double	GetCrossSection (const G4DynamicParticle *, const G4Element *, const G4Material *mat=nullptr)
G4double	ComputeCrossSection (const G4DynamicParticle *, const G4Element *, const G4Material *mat=nullptr)
virtual G4double	ComputeCrossSectionPerElement (G4double kinEnergy, G4double loge, const G4ParticleDefinition *, const G4Element *, const G4Material *mat=nullptr)
virtual G4double	GetElementCrossSection (const G4DynamicParticle *, G4int Z, const G4Material *mat=nullptr)
virtual G4double	ComputeIsoCrossSection (G4double kinEnergy, G4double loge, const G4ParticleDefinition *, G4int Z, G4int A, const G4Isotope *iso=nullptr, const G4Element *elm=nullptr, const G4Material *mat=nullptr)
virtual const G4Isotope *	SelectIsotope (const G4Element *, G4double kinEnergy, G4double logE)
virtual void	BuildPhysicsTable (const G4ParticleDefinition &)
virtual void	DumpPhysicsTable (const G4ParticleDefinition &)
virtual void	SetVerboseLevel (G4int value)
G4double	GetMinKinEnergy () const
void	SetMinKinEnergy (G4double value)
G4double	GetMaxKinEnergy () const
void	SetMaxKinEnergy (G4double value)
bool	ForAllAtomsAndEnergies () const
void	SetForAllAtomsAndEnergies (G4bool val)
const G4String &	GetName () const
void	SetName (const G4String &nam)
G4VCrossSectionDataSet &	operator= (const G4VCrossSectionDataSet &right)=delete
	G4VCrossSectionDataSet (const G4VCrossSectionDataSet &)=delete

Static Public Member Functions
static const char *	Default_Name ()

Additional Inherited Members
Protected Attributes inherited from G4VCrossSectionDataSet
G4int	verboseLevel {0}
G4String	name

Detailed Description

Definition at line 48 of file G4ChipsPionPlusInelasticXS.hh.

Constructor & Destructor Documentation

G4ChipsPionPlusInelasticXS()

G4ChipsPionPlusInelasticXS::G4ChipsPionPlusInelasticXS

(

)

Definition at line 55 of file G4ChipsPionPlusInelasticXS.cc.

                                                      :G4VCrossSectionDataSet(Default_Name())
{
  // Initialization of the
  lastLEN=0; // Pointer to lastArray of LowEn CS
  lastHEN=0; // Pointer to lastArray of HighEn CS
  lastN=0;   // The last N of calculated nucleus
  lastZ=0;   // The last Z of calculated nucleus
  lastP=0.;  // Last used in cross section Momentum
  lastTH=0.; // Last threshold momentum
  lastCS=0.; // Last value of the Cross Section
  lastI=0;   // The last position in the DAMDB
  LEN = new std::vector<G4double*>;
  HEN = new std::vector<G4double*>;
}

~G4ChipsPionPlusInelasticXS()

G4ChipsPionPlusInelasticXS::~G4ChipsPionPlusInelasticXS

(

)

Definition at line 71 of file G4ChipsPionPlusInelasticXS.cc.

{
  std::size_t lens=LEN->size();
  for(std::size_t i=0; i<lens; ++i) delete[] (*LEN)[i];
  delete LEN;
  std::size_t hens=HEN->size();
  for(std::size_t i=0; i<hens; ++i) delete[] (*HEN)[i];
  delete HEN;
}

Member Function Documentation

CrossSectionDescription()

void G4ChipsPionPlusInelasticXS::CrossSectionDescription ( std::ostream & outFile ) const

virtual

Reimplemented from G4VCrossSectionDataSet.

Definition at line 82 of file G4ChipsPionPlusInelasticXS.cc.

{
    outFile << "G4ChipsPionPlusInelasticXS provides the inelastic cross\n"
            << "section for pion+ nucleus scattering as a function of incident\n"
            << "momentum. The cross section is calculated using M. Kossov's\n"
            << "CHIPS parameterization of cross section data.\n";
}

Default_Name()

static const char * G4ChipsPionPlusInelasticXS::Default_Name ( )

inlinestatic

Definition at line 57 of file G4ChipsPionPlusInelasticXS.hh.

{return "ChipsPionPlusInelasticXS";}

Referenced by G4ChipsComponentXS::G4ChipsComponentXS(), and G4ChipsPionPlusInelasticXS().

GetChipsCrossSection()

G4double G4ChipsPionPlusInelasticXS::GetChipsCrossSection ( G4double momentum, G4int Z, G4int N, G4int pdg )

virtual

!The slave functions must provide cross-sections in millibarns (mb) !! (not in IU)

Definition at line 111 of file G4ChipsPionPlusInelasticXS.cc.

{
 
  G4bool in=false;                     // By default the isotope must be found in the AMDB
  if(tgN!=lastN || tgZ!=lastZ)         // The nucleus was not the last used isotope
  {
    in = false;                        // By default the isotope haven't be found in AMDB  
    lastP   = 0.;                      // New momentum history (nothing to compare with)
    lastN   = tgN;                     // The last N of the calculated nucleus
    lastZ   = tgZ;                     // The last Z of the calculated nucleus
    lastI   = (G4int)colN.size();      // Size of the Associative Memory DB in the heap
    j  = 0;                            // A#0f records found in DB for this projectile
    if(lastI) for(G4int i=0; i<lastI; ++i) // AMDB exists, try to find the (Z,N) isotope
    {
      if(colN[i]==tgN && colZ[i]==tgZ) // Try the record "i" in the AMDB
      {
        lastI=i;                       // Remember the index for future fast/last use
        lastTH =colTH[i];              // The last THreshold (A-dependent)
        if(pMom<=lastTH)
        {
          return 0.;                   // Energy is below the Threshold value
        }
        lastP  =colP [i];              // Last Momentum  (A-dependent)
        lastCS =colCS[i];              // Last CrossSect (A-dependent)
        in = true;                     // This is the case when the isotop is found in DB
        // Momentum pMom is in IU ! @@ Units
        lastCS=CalculateCrossSection(-1,j,211,lastZ,lastN,pMom); // read & update
        if(lastCS<=0. && pMom>lastTH)  // Correct the threshold (@@ No intermediate Zeros)
        {
          lastCS=0.;
          lastTH=pMom;
        }
        break;                         // Go out of the LOOP
      }
      j++;                             // Increment a#0f records found in DB
    }
    if(!in)                            // This isotope has not been calculated previously
    {
      //!!The slave functions must provide cross-sections in millibarns (mb) !! (not in IU)
      lastCS=CalculateCrossSection(0,j,211,lastZ,lastN,pMom); //calculate & create
      //if(lastCS>0.)                   // It means that the AMBD was initialized
      //{
 
      lastTH = 0; //ThresholdEnergy(tgZ, tgN); // The Threshold Energy which is now the last
        colN.push_back(tgN);
        colZ.push_back(tgZ);
        colP.push_back(pMom);
        colTH.push_back(lastTH);
        colCS.push_back(lastCS);
      //} // M.K. Presence of H1 with high threshold breaks the syncronization
      return lastCS*millibarn;
    } // End of creation of the new set of parameters
    else
    {
      colP[lastI]=pMom;
      colCS[lastI]=lastCS;
    }
  } // End of parameters udate
  else if(pMom<=lastTH)
  {
    return 0.;                         // Momentum is below the Threshold Value -> CS=0
  }
  else                                 // It is the last used -> use the current tables
  {
    lastCS=CalculateCrossSection(1,j,211,lastZ,lastN,pMom); // Only read and UpdateDB
    lastP=pMom;
  }
  return lastCS*millibarn;
}

Referenced by GetIsoCrossSection().

GetIsoCrossSection()

G4double G4ChipsPionPlusInelasticXS::GetIsoCrossSection ( const G4DynamicParticle * Pt, G4int tgZ, G4int A, const G4Isotope * iso = 0, const G4Element * elm = 0, const G4Material * mat = 0 )

virtual

Reimplemented from G4VCrossSectionDataSet.

Definition at line 99 of file G4ChipsPionPlusInelasticXS.cc.

{
  G4double pMom=Pt->GetTotalMomentum();
  G4int tgN = A - tgZ;
  
  return GetChipsCrossSection(pMom, tgZ, tgN, 211);
}

IsIsoApplicable()

G4bool G4ChipsPionPlusInelasticXS::IsIsoApplicable ( const G4DynamicParticle * Pt, G4int Z, G4int A, const G4Element * elm, const G4Material * mat )

virtual

Reimplemented from G4VCrossSectionDataSet.

Definition at line 90 of file G4ChipsPionPlusInelasticXS.cc.

{
  return true;
}

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

• G4ChipsPionPlusInelasticXS.hh
• G4ChipsPionPlusInelasticXS.cc