G4EmMultiModel.hh

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// $Id$
//
// -------------------------------------------------------------------
//
// GEANT4 Class header file
//
//
// File name:     G4EmMultiModel
//
// Author:        Vladimir Ivanchenko
//
// Creation date: 03.05.2004
//
// Modifications:
// 15-04-05 optimize internal interface (V.Ivanchenko)
// 04-07-10 updated interfaces according to g4 9.4 (V.Ivanchenko)
//
// Class Description:
//
// EM model using several G4VEmModels for the same energy interval
 
// -------------------------------------------------------------------
//
 
#ifndef G4EmMultiModel_h
#define G4EmMultiModel_h 1
 
#include "globals.hh"
#include "G4VEmModel.hh"
#include <vector>
 
class G4DynamicParticle;
 
class G4EmMultiModel :  public G4VEmModel
{
 
public:
 
  G4EmMultiModel(const G4String& nam = "MultiModel");
 
  virtual ~G4EmMultiModel();
 
  void AddModel(G4VEmModel*);
 
  virtual void Initialise(const G4ParticleDefinition*, 
              const G4DataVector&);
 
  virtual G4double ComputeDEDX(const G4MaterialCutsCouple*,
                   const G4ParticleDefinition*,
                   G4double kineticEnergy,
                   G4double cutEnergy);
 
  // main method to compute cross section per atom
  virtual 
  G4double ComputeCrossSectionPerAtom(const G4ParticleDefinition*,
                      G4double kinEnergy,
                      G4double Z,
                      G4double A = 0., /* amu */
                      G4double cutEnergy = 0.0,
                      G4double maxEnergy = DBL_MAX);
 
  virtual void SampleSecondaries(std::vector<G4DynamicParticle*>*,
                 const G4MaterialCutsCouple*,
                 const G4DynamicParticle*,
                 G4double tmin,
                 G4double tmax);
 
private: 
 
  //  hide assignment operator
  G4EmMultiModel & operator=(const  G4EmMultiModel &right);
  G4EmMultiModel(const  G4EmMultiModel&);
 
  G4int                         nModels;
  std::vector<G4VEmModel*>      model;
  std::vector<G4double>         cross_section;
 
};
 
#endif