source: trunk/source/processes/electromagnetic/lowenergy/include/G4RayleighScattering.hh @ 982

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// $Id: G4RayleighScattering.hh,v 1.1 2008/12/19 14:23:04 pandola Exp $
// GEANT4 tag $Name: geant4-09-02-ref-02 $
//
//------------------ G4RayleighScattering physics process -----------------------
//
// 19-12-2008, first implementation, 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 "globals.hh"
#include "G4VEmProcess.hh"
#include "G4Gamma.hh"

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class G4ParticleDefinition;
class G4VEmModel;
class G4MaterialCutsCouple;
class G4DynamicParticle;

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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inline 
G4bool G4RayleighScattering::IsApplicable(const G4ParticleDefinition& p)
{
  return (&p == G4Gamma::Gamma());
}

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#endif