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// $Id: G4DNABornExcitationModel.hh,v 1.1 2009/01/12 14:26:02 sincerti Exp $
// GEANT4 tag $Name: geant4-09-03-cand-01 $
//

#ifndef G4DNABornExcitationModel_h
#define G4DNABornExcitationModel_h 1

#include "G4VEmModel.hh"
#include "G4ParticleChangeForGamma.hh"
#include "G4ProductionCutsTable.hh"

#include "G4DNACrossSectionDataSet.hh"
#include "G4LogLogInterpolation.hh"
#include "G4Proton.hh"
#include "G4WaterExcitationStructure.hh"

class G4DNABornExcitationModel : public G4VEmModel
{

public:

  G4DNABornExcitationModel(const G4ParticleDefinition* p = 0, 
		          const G4String& nam = "DNABornExcitationModel");

  virtual ~G4DNABornExcitationModel();

  virtual void Initialise(const G4ParticleDefinition*, const G4DataVector&);

  virtual G4double CrossSectionPerVolume(const G4Material* material,
					   const G4ParticleDefinition* p,
					   G4double ekin,
					   G4double emin,
					   G4double emax);

  virtual void SampleSecondaries(std::vector<G4DynamicParticle*>*,
				 const G4MaterialCutsCouple*,
				 const G4DynamicParticle*,
				 G4double tmin,
				 G4double maxEnergy);

protected:

  G4ParticleChangeForGamma* fParticleChangeForGamma;

private:

  G4double lowEnergyLimit;
  G4double highEnergyLimit;
  G4bool isInitialised;
  G4int verboseLevel;
  
  // Cross section

  G4DNACrossSectionDataSet* table;

  // Partial cross section
  
  G4int RandomSelect(G4double energy);
  
  // Final state

  G4WaterExcitationStructure waterStructure;
   
  // Test water material 
   
  G4bool flagMaterialIsWater;
  G4double densityWater;
   
  //
   
  G4DNABornExcitationModel & operator=(const  G4DNABornExcitationModel &right);
  G4DNABornExcitationModel(const  G4DNABornExcitationModel&);

};

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#endif
