G4RayleighScattering.hh

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// $Id$
//
//------------------ G4RayleighScattering physics process -----------------------
//
// 19-12-2008, first implementation, Luciano Pandola 
// 18-03-2009, clean up according to Vladimir's suggestions, Luciano Pandola
// -----------------------------------------------------------------------------

// class description
//
// Class to implement Rayleigh scattering as a physics process. The default model 
// used for the process is G4LivermoreRayleighModel

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#ifndef G4RayleighScattering_h
#define G4RayleighScattering_h 1

#include "G4VEmProcess.hh"


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class G4RayleighScattering : public G4VEmProcess

{
public:  // with description

  G4RayleighScattering(const G4String& processName ="Rayl",
              G4ProcessType type = fElectromagnetic);

  virtual ~G4RayleighScattering();

  // true for Gamma only.  
  G4bool IsApplicable(const G4ParticleDefinition&);
  
  // Print few lines of informations about the process: validity range,
  virtual void PrintInfo();


protected:

  virtual void InitialiseProcess(const G4ParticleDefinition*);

private:
     
  G4bool       isInitialised;
};

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#endif