G4ModifiedTsai.hh

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// $Id$
//
// -------------------------------------------------------------------
//
// GEANT4 Class header file
//
//
// File name:  G4ModifiedTsai
//
// Author:     Andreia Trindade ([email protected])
//             Pedro Rodrigues  ([email protected])
//             Luis Peralta     ([email protected])
// 
// Creation date: 21 March 2003
//
// Modifications: 
// 21 Mar 2003 A.Trindade First implementation acording with new design
// 24 Mar 2003 A.Trindade Fix in Tsai generator in order to prevent theta 
//                        generation above pi
// 13 Oct 2010  V.Ivanchenko  Moved to standard and improved comment
//
// Class Description: 
//
// Bremsstrahlung Angular Distribution Generation 
// suggested by L.Urban (Geant3 manual (1993) Phys211)
// Derived from Tsai distribution (Rev Mod Phys 49,421(1977))
//
// -------------------------------------------------------------------
//
 
#ifndef G4ModifiedTsai_h
#define G4ModifiedTsai_h 1
 
#include "G4ios.hh"
#include "globals.hh"
#include "G4VBremAngularDistribution.hh"
#include "G4VEmAngularDistribution.hh"
 
class G4ModifiedTsai : public G4VEmAngularDistribution
{
 
public:
 
  G4ModifiedTsai(const G4String& name = "");
 
  virtual ~G4ModifiedTsai();
 
  virtual G4ThreeVector& SampleDirection(const G4DynamicParticle* dp,
                                         G4double out_energy,
                                         G4int Z,
                                         const G4Material* mat = 0);
 
  void PrintGeneratorInformation() const;
 
private:
 
  // hide assignment operator 
  G4ModifiedTsai & operator=(const  G4ModifiedTsai &right);
  G4ModifiedTsai(const  G4ModifiedTsai&);
 
};
 
#endif