source: trunk/source/processes/electromagnetic/highenergy/src/G4eeToHadronsMultiModel.cc @ 836

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// $Id: G4eeToHadronsMultiModel.cc,v 1.4 2007/05/23 08:50:41 vnivanch Exp $
// GEANT4 tag $Name:  $
//
// -------------------------------------------------------------------
//
// GEANT4 Class file
//
//
// File name:     G4eeToHadronsMultiModel
//
// Author:        Vladimir Ivanchenko on base of Michel Maire code
//
// Creation date: 02.08.2004
//
// Modifications:
// 08-11-04 Migration to new interface of Store/Retrieve tables (V.Ivantchenko)
// 08-04-05 Major optimisation of internal interfaces (V.Ivantchenko)
//

//
// -------------------------------------------------------------------
//
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#include "G4eeToHadronsMultiModel.hh"
#include "G4eeToTwoPiModel.hh"
#include "G4eeCrossSections.hh"

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using namespace std;

G4eeToHadronsMultiModel::G4eeToHadronsMultiModel(G4int ver, const G4String& name)
  : G4VEmModel(name),
    csFactor(1.0),
    nModels(0),
    verbose(ver),
    isInitialised(false)
{}

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G4eeToHadronsMultiModel::~G4eeToHadronsMultiModel()
{
  G4int n = models.size();
  if(n>0) {
    for(G4int i=0; i<n; i++) {
      delete models[i];
    }
  }
  delete cross;
}

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void G4eeToHadronsMultiModel::Initialise(const G4ParticleDefinition* p, const G4DataVector& v)
{
  if(!isInitialised) {
    isInitialised = true;

    thKineticEnergy = DBL_MAX;
    maxKineticEnergy = HighEnergyLimit();

    cross = new G4eeCrossSections();
    G4eeToHadronsModel* model = 
      new G4eeToHadronsModel(new G4eeToTwoPiModel(cross), verbose);
    models.push_back(model);
    model->SetHighEnergyLimit(maxKineticEnergy);
    model->Initialise(p, v);
    G4double emin = model->LowEnergyLimit();
    if(emin < thKineticEnergy) thKineticEnergy = emin;
    ekinMin.push_back(emin);
    ekinMax.push_back(model->HighEnergyLimit());
    ekinPeak.push_back(model->PeakEnergy());
    cumSum.push_back(0.0);
    nModels = 1;

    if(pParticleChange)
      fParticleChange =
        reinterpret_cast<G4ParticleChangeForGamma*>(pParticleChange);
    else
      fParticleChange = new G4ParticleChangeForGamma();
  }
}

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void G4eeToHadronsMultiModel::PrintInfo()
{
  if(verbose > 0) {
    G4cout << "      e+ annihilation into hadrons active above "
           << thKineticEnergy/GeV << " GeV"
           << G4endl;
  }
}

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void G4eeToHadronsMultiModel::SetCrossSecFactor(G4double fac)
{
  if(fac > 1.0) {
    csFactor = fac;
    if(verbose > 0)
      G4cout << "### G4eeToHadronsMultiModel: The cross section for G4eeToHadronsMultiModel is  "
             << "increased by the Factor= " << csFactor << G4endl;
  }
}

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