G4PartialWidthTable.cc

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//
// -------------------------------------------------------------------
//      GEANT4 Class file
//
//      For information related to this code contact:
//
//      File name:     G4PartialWidthTable
//
//      Author:        
// 
//      Creation date: 15 April 1999
//
//      Modifications: 
//      
// -------------------------------------------------------------------

#include "globals.hh"
#include "G4SystemOfUnits.hh"
#include "G4HadronicException.hh"
#include "G4ios.hh"
#include "G4PartialWidthTable.hh"
#include "G4KineticTrack.hh"

G4PartialWidthTable::G4PartialWidthTable(const G4double* energies, G4int entries) : nEnergies(entries)
{ 
  // Fill the vector with tabulated energies
  G4int i;
  for (i=0; i<entries; i++)
    {
      G4double e = *(energies + i) * GeV;
      energy.push_back(e);
    }
}


G4PartialWidthTable::~G4PartialWidthTable()
{ }


G4bool G4PartialWidthTable::operator==(const G4PartialWidthTable &right) const
{
  return (this == (G4PartialWidthTable *) &right);
}


G4bool G4PartialWidthTable::operator!=(const G4PartialWidthTable &right) const
{
  return (this != (G4PartialWidthTable *) &right);
}


G4int G4PartialWidthTable::NumberOfChannels() const
{
  return widths.size();
}


const G4PhysicsVector* G4PartialWidthTable::Width(const G4String& name1, const G4String& name2) const
{
  // Returned pointer is not owned by the client
  G4int i;
  G4PhysicsVector* width = 0;
  G4int n = 0;
  G4int entries = widths.size();
  for (i=0; i<entries; i++)
    {
      if ( (daughter1[i] == name1 && daughter2[i] == name2) ||
     (daughter2[i] == name1 && daughter1[i] == name2) )
  {
    width = (G4PhysicsVector*) (widths[i]);
    n++;
  }
    }
  if (n > 1) throw G4HadronicException(__FILE__, __LINE__, "G4PartialWidthTable::Width - ambiguity");

  return width;
}


void G4PartialWidthTable::AddWidths(const G4double* channelWidth, 
            const G4String& name1, const G4String& name2)
{
  G4PhysicsFreeVector* width = new G4PhysicsFreeVector(nEnergies);
  G4int i;
  for (i=0; i<nEnergies; i++)
    {
      G4double value = *(channelWidth+ i) * GeV;
      G4double e = energy[i];
      width->PutValue(i,e,value);
    }             

  widths.push_back(width);
  daughter1.push_back(name1);
  daughter2.push_back(name2);

  return;
}


void G4PartialWidthTable::Dump() const
{
  G4int entries = widths.size();

  G4int i;
  for (i=0; i<entries; i++)
    {
      G4cout << " Channel " << i  << ": " 
     << daughter1[i] << " " << daughter2[i] << G4endl;
      G4PhysicsFreeVector* width = widths[i];
      G4int j;
      for (j=0; j<nEnergies; j++)
  {
    G4bool dummy = false;
    G4double e = energy[i];
    G4double w = width->GetValue(e,dummy);
    G4cout << j << ") Energy = " << e << ", Width = " << w << G4endl;
  }
    }
  return;
}