Gabriele Cosmo
131 lines
3.5 KiB
C++
131 lines
3.5 KiB
C++
// This code implementation is the intellectual property of
|
|
// the GEANT4 collaboration.
|
|
//
|
|
// By copying, distributing or modifying the Program (or any work
|
|
// based on the Program) you indicate your acceptance of this statement,
|
|
// and all its terms.
|
|
//
|
|
// $Id: G4TransitionRadiation.hh,v 1.2.8.1 1999/12/07 20:51:24 gunter Exp $
|
|
// GEANT4 tag $Name: geant4-01-00 $
|
|
//
|
|
// G4TransitionRadiation -- header file
|
|
//
|
|
// Class for description of transition radiation generated
|
|
// by charged particle crossed interface between material 1
|
|
// and material 2 (1 -> 2). Transition radiation could be of kind:
|
|
// - optical back
|
|
// - optical forward
|
|
// - X-ray forward (for relativistic case Tkin/mass >= 10^2)
|
|
//
|
|
// GEANT 4 class header file --- Copyright CERN 1995
|
|
// CERB Geneva Switzerland
|
|
//
|
|
// for information related to this code, please, contact
|
|
// CERN, CN Division, ASD Group
|
|
// History:
|
|
// 18.12.97, V. Grichine (Vladimir.Grichine@cern.ch)
|
|
|
|
|
|
#ifndef G4TransitionRadiation_h
|
|
#define G4TransitionRadiation_h
|
|
|
|
|
|
#include "G4VDiscreteProcess.hh"
|
|
#include "G4Material.hh"
|
|
// #include "G4OpBoundaryProcess.hh"
|
|
|
|
class G4TransitionRadiation : public G4VDiscreteProcess
|
|
{
|
|
public:
|
|
|
|
// Constructors
|
|
|
|
|
|
G4TransitionRadiation( const G4String& processName = "TR") ;
|
|
|
|
|
|
// G4TransitionRadiation(const G4TransitionRadiation& right) ;
|
|
|
|
// Destructor
|
|
|
|
~G4TransitionRadiation() ;
|
|
|
|
// Operators
|
|
// G4TransitionRadiation& operator=(const G4TransitionRadiation& right) ;
|
|
// G4int operator==(const G4TransitionRadiation& right)const ;
|
|
// G4int operator!=(const G4TransitionRadiation& right)const ;
|
|
|
|
// Methods
|
|
|
|
G4bool IsApplicable(const G4ParticleDefinition& aParticleType)
|
|
{
|
|
return ( aParticleType.GetPDGCharge() != 0.0 );
|
|
}
|
|
|
|
G4double GetMeanFreePath(const G4Track& aTrack,
|
|
G4double previousStepSize,
|
|
G4ForceCondition* condition)
|
|
{
|
|
*condition = Forced;
|
|
return DBL_MAX; // so TR doesn't limit mean free path
|
|
}
|
|
|
|
G4VParticleChange* PostStepDoIt(const G4Track& aTrack,
|
|
const G4Step& aStep)
|
|
{
|
|
ClearNumberOfInteractionLengthLeft();
|
|
return &aParticleChange;
|
|
}
|
|
|
|
|
|
|
|
|
|
virtual
|
|
G4double SpectralAngleTRdensity( G4double energy,
|
|
G4double varAngle ) const = 0 ;
|
|
|
|
G4double IntegralOverEnergy( G4double energy1,
|
|
G4double energy2,
|
|
G4double varAngle ) const ;
|
|
|
|
G4double IntegralOverAngle( G4double energy,
|
|
G4double varAngle1,
|
|
G4double varAngle2 ) const ;
|
|
|
|
G4double AngleIntegralDistribution( G4double varAngle1,
|
|
G4double varAngle2 ) const ;
|
|
|
|
G4double EnergyIntegralDistribution( G4double energy1,
|
|
G4double energy2 ) const ;
|
|
|
|
|
|
|
|
// Access functions
|
|
|
|
|
|
protected :
|
|
|
|
G4int fMatIndex1 ; // index of the 1st material
|
|
G4int fMatIndex2 ; // index of the 2nd material
|
|
|
|
private :
|
|
|
|
G4double fGamma ;
|
|
|
|
// Local constants
|
|
static const G4int fSympsonNumber ; // Accuracy of Sympson integration 10
|
|
static const G4int fGammaNumber ; // = 15
|
|
static const G4int fPointNumber ; // = 100
|
|
|
|
G4double fMinEnergy ; // min TR energy
|
|
G4double fMaxEnergy ; // max TR energy
|
|
G4double fMaxTheta ; // max theta of TR quanta
|
|
|
|
G4double fSigma1 ; // plasma energy Sq of matter1
|
|
G4double fSigma2 ; // plasma energy Sq of matter2
|
|
|
|
|
|
} ;
|
|
|
|
#endif // G4TransitionRadiation_h
|