Gabriele Cosmo
93 lines
3.1 KiB
C++
93 lines
3.1 KiB
C++
//
|
|
// ********************************************************************
|
|
// * License and Disclaimer *
|
|
// * *
|
|
// * The Geant4 software is copyright of the Copyright Holders of *
|
|
// * the Geant4 Collaboration. It is provided under the terms and *
|
|
// * conditions of the Geant4 Software License, included in the file *
|
|
// * LICENSE and available at http://cern.ch/geant4/license . These *
|
|
// * include a list of copyright holders. *
|
|
// * *
|
|
// * Neither the authors of this software system, nor their employing *
|
|
// * institutes,nor the agencies providing financial support for this *
|
|
// * work make any representation or warranty, express or implied, *
|
|
// * regarding this software system or assume any liability for its *
|
|
// * use. Please see the license in the file LICENSE and URL above *
|
|
// * for the full disclaimer and the limitation of liability. *
|
|
// * *
|
|
// * This code implementation is the result of the scientific and *
|
|
// * technical work of the GEANT4 collaboration. *
|
|
// * By using, copying, modifying or distributing the software (or *
|
|
// * any work based on the software) you agree to acknowledge its *
|
|
// * use in resulting scientific publications, and indicate your *
|
|
// * acceptance of all terms of the Geant4 Software license. *
|
|
// ********************************************************************
|
|
//
|
|
//
|
|
// -------------------------------------------------------------------
|
|
//
|
|
// GEANT4 Class header file
|
|
//
|
|
//
|
|
// File name: G4DipBustGenerator
|
|
//
|
|
// Author: Vladimir Grichine
|
|
// Creation date: 17 May 2011
|
|
//
|
|
// Modifications:
|
|
//
|
|
//
|
|
// Bremsstrahlung Angular Distribution Generation
|
|
// suggested the dipole approximation in the rest frame of electron
|
|
// busted in the laboratory frame.
|
|
//
|
|
// -------------------------------------------------------------------
|
|
//
|
|
|
|
#ifndef G4DipBustGenerator_h
|
|
#define G4DipBustGenerator_h 1
|
|
|
|
#include "G4ios.hh"
|
|
#include "globals.hh"
|
|
#include "G4VEmAngularDistribution.hh"
|
|
|
|
class G4DipBustGenerator : public G4VEmAngularDistribution
|
|
{
|
|
|
|
public:
|
|
|
|
explicit G4DipBustGenerator(const G4String& name = "");
|
|
|
|
~G4DipBustGenerator() override;
|
|
|
|
G4ThreeVector& SampleDirection(const G4DynamicParticle* dp,
|
|
G4double out_energy, G4int Z,
|
|
const G4Material* mat = nullptr) final;
|
|
|
|
void SamplePairDirections(const G4DynamicParticle* dp,
|
|
G4double elecKinEnergy,
|
|
G4double posiKinEnergy,
|
|
G4ThreeVector& dirElectron,
|
|
G4ThreeVector& dirPositron,
|
|
G4int Z = 0,
|
|
const G4Material* mat = nullptr) final;
|
|
|
|
G4double PolarAngle(G4double initial_energy,
|
|
G4double final_energy,
|
|
G4int Z);
|
|
|
|
void PrintGeneratorInformation() const final;
|
|
|
|
// hide assignment operator
|
|
G4DipBustGenerator & operator=(const G4DipBustGenerator &right) = delete;
|
|
G4DipBustGenerator(const G4DipBustGenerator&) = delete;
|
|
|
|
private:
|
|
|
|
G4double SampleCosTheta(G4double kinEnergy);
|
|
|
|
};
|
|
|
|
#endif
|
|
|