G4ParticleHPParticleYield.hh

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//
// P. Arce, June-2014 Conversion neutron_hp to particle_hp
//
#ifndef G4ParticleHPParticleYield_h
#define G4ParticleHPParticleYield_h 1

#include <CLHEP/Units/SystemOfUnits.h>

#include "globals.hh"
#include "G4ParticleHPVector.hh"
#include "G4ParticleHPPolynomExpansion.hh"
#include "G4ParticleHPList.hh"

class G4ParticleHPParticleYield
{
  public:
  G4ParticleHPParticleYield()
  {
    simpleMean = true;
    spontPrompt = true;
    hasPromptData = false;
    hasDelayedData = false;

   targetMass = 0.0;
   theSpontPrompt = 0.0;
   spontDelayed = true;
   theSpontDelayed = 0.0;
  }
  ~G4ParticleHPParticleYield(){}
  
  G4double GetTargetMass() { return targetMass; }
  
  void InitMean(std::istream & aDataFile)
  {
    G4int iflag;
    aDataFile >> targetMass >>iflag;
    if(iflag == 1) simpleMean=false;
    if(simpleMean)
    {
      theSimpleMean.Init(aDataFile, CLHEP::eV);
    }
    else
    {
      theMean.Init(aDataFile);
    }
  }

  void InitPrompt(std::istream & aDataFile)
  { 
    hasPromptData = true;
    G4int iflag;
    aDataFile >> targetMass >>iflag;
    if(iflag == 2) spontPrompt = false;
    if(spontPrompt)
    {
      aDataFile >> theSpontPrompt;
    }
    else
    {
      thePrompt.Init(aDataFile, CLHEP::eV);
    }
  }
 
  void InitDelayed(std::istream & aDataFile)
  {
    hasDelayedData = true;
    G4int iflag;
    aDataFile >> targetMass >>iflag;
    thePrecursorDecayConstants.Init(aDataFile, 1./CLHEP::s); // s is the CLHEP unit second
    if(iflag == 2) spontDelayed = false;
    if(spontDelayed)
    {
      aDataFile >> theSpontDelayed;
    }
    else
    {
      theDelayed.Init(aDataFile, CLHEP::eV);
    }
  }
  
  G4double GetMean(G4double anEnergy)
  {
    if(simpleMean)
    {
    return theSimpleMean.GetY(anEnergy);
    }
    return theMean.GetValue(anEnergy);
  }
  
  G4double GetPrompt(G4double anEnergy)
  {
    if(!hasPromptData) return 0;
    if(spontPrompt)
    {
      return theSpontPrompt;
    }
    return thePrompt.GetY(anEnergy);
  }
  
  G4double GetDelayed(G4double anEnergy)
  {
    if(!hasDelayedData) return 0;
    if(spontDelayed)
    {
      return theSpontDelayed;
    }
    return theDelayed.GetY(anEnergy);
  }
  
  inline G4double GetDecayConstant(G4int i)
  {
    return thePrecursorDecayConstants.GetValue(i);
  }
  
  private:
  
  G4double targetMass;
  // total mean
  G4bool simpleMean;
  G4ParticleHPPolynomExpansion theMean;
  G4ParticleHPVector theSimpleMean;
  
  // Prompt neutrons
  G4bool hasPromptData;
  G4bool spontPrompt;
  G4ParticleHPVector thePrompt;
  G4double theSpontPrompt;
  
  // delayed neutrons
  G4bool hasDelayedData;
  G4bool spontDelayed;
  G4ParticleHPList thePrecursorDecayConstants;
  G4ParticleHPVector theDelayed;
  G4double theSpontDelayed;

};
#endif