G4RDCompositeEMDataSet.cc

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//
// $Id$
// GEANT4 tag $Name:  $
//
// Author: Maria Grazia Pia (Maria.Grazia.Pia@cern.ch)
//
// History:
// -----------
// 1 Aug 2001   MGP        Created
//
// -------------------------------------------------------------------

#include "G4RDCompositeEMDataSet.hh"
#include "G4RDEMDataSet.hh"
#include "G4RDVDataSetAlgorithm.hh"
#include <fstream>
#include <sstream>

G4RDCompositeEMDataSet::G4RDCompositeEMDataSet(G4RDVDataSetAlgorithm* argAlgorithm, 
                       G4double argUnitEnergies, 
                       G4double argUnitData, 
                       G4int argMinZ, 
                       G4int argMaxZ)
  :
  algorithm(argAlgorithm),
  unitEnergies(argUnitEnergies),
  unitData(argUnitData),
  minZ(argMinZ),
  maxZ(argMaxZ)
{
  if (algorithm == 0) 
    G4Exception("G4RDCompositeEMDataSet::G4RDCompositeEMDataSet()",
                "InvalidSetup", FatalException, "Interpolation == 0!");
}



G4RDCompositeEMDataSet::~G4RDCompositeEMDataSet()
{
  CleanUpComponents();
  if (algorithm) delete algorithm;
}


G4double G4RDCompositeEMDataSet::FindValue(G4double argEnergy, G4int argComponentId) const
{
  const G4RDVEMDataSet* component(GetComponent(argComponentId));
 
  if (component) return component->FindValue(argEnergy);

  std::ostringstream message;
  message << "Component " << argComponentId << " not found";
 
  G4Exception("G4RDCompositeEMDataSet::FindValue()",
              "DataNotFound", FatalException, message.str().c_str());
 
  return 0.;
}

void G4RDCompositeEMDataSet::PrintData(void) const
{
  const size_t n(NumberOfComponents());

  G4cout << "The data set has " << n << " components" << G4endl;
  G4cout << G4endl;
 
  size_t i(0);
 
  while (i<n)
    {
      G4cout << "--- Component " << i << " ---" << G4endl;
      GetComponent(i)->PrintData();
      i++;
    }
}

void G4RDCompositeEMDataSet::SetEnergiesData(G4DataVector* argEnergies, G4DataVector* argData, G4int argComponentId)
{
  G4RDVEMDataSet * component(components[argComponentId]);
 
  if (component)
    {
      component->SetEnergiesData(argEnergies, argData, 0);
      return;
    }

  std::ostringstream message;
  message << "Component " << argComponentId << " not found";
 
  G4Exception("G4RDCompositeEMDataSet::SetEnergiesData()",
              "DataNotFound", FatalException, message.str().c_str());
}

G4bool G4RDCompositeEMDataSet::LoadData(const G4String& argFileName)
{
  CleanUpComponents(); 

  for (G4int z(minZ); z<maxZ; z++)
    {
      G4RDVEMDataSet* component = new G4RDEMDataSet(z, algorithm->Clone(), unitEnergies, unitData);
      if (!component->LoadData(argFileName))
    {
      delete component;
      return false;
    }
      AddComponent(component);
    }
  return true;
}



G4bool G4RDCompositeEMDataSet::SaveData(const G4String& argFileName) const
{
  for (G4int z=minZ; z<maxZ; z++)
    {
      const G4RDVEMDataSet* component(GetComponent(z-minZ));
  
      if (!component)
    {
      std::ostringstream message;
      message << "Component " << (z-minZ) << " not found";
      G4Exception("G4RDCompositeEMDataSet::SaveData()",
                      "DataNotFound", FatalException, message.str().c_str());
    }

      if (!component->SaveData(argFileName))
    return false;
    }
 
  return true;
}

void G4RDCompositeEMDataSet::CleanUpComponents(void)
{
  while (!components.empty())
    {
      if (components.back())
    delete components.back();
      components.pop_back();
    }
}


G4double G4RDCompositeEMDataSet::RandomSelect(G4int componentId) const
{
  G4double value = 0.;
  if (componentId >= 0 && componentId < (G4int)components.size())
    {
      const G4RDVEMDataSet* dataSet = GetComponent(componentId);
      value = dataSet->RandomSelect();
    }
  return value;
}