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1 // 2 // ******************************************************************** 3 // * License and Disclaimer * 4 // * * 5 // * The Geant4 software is copyright of the Copyright Holders of * 6 // * the Geant4 Collaboration. It is provided under the terms and * 7 // * conditions of the Geant4 Software License, included in the file * 8 // * LICENSE and available at http://cern.ch/geant4/license . These * 9 // * include a list of copyright holders. * 10 // * * 11 // * Neither the authors of this software system, nor their employing * 12 // * institutes,nor the agencies providing financial support for this * 13 // * work make any representation or warranty, express or implied, * 14 // * regarding this software system or assume any liability for its * 15 // * use. Please see the license in the file LICENSE and URL above * 16 // * for the full disclaimer and the limitation of liability. * 17 // * * 18 // * This code implementation is the result of the scientific and * 19 // * technical work of the GEANT4 collaboration. * 20 // * By using, copying, modifying or distributing the software (or * 21 // * any work based on the software) you agree to acknowledge its * 22 // * use in resulting scientific publications, and indicate your * 23 // * acceptance of all terms of the Geant4 Software license. * 24 // ******************************************************************** 25 // 26 // 27 // ------------------------------------------------------------------- 28 // 29 // GEANT4 Class header file 30 // 31 // 32 // File name: G4DeltaAngle 33 // 34 // Author: Vladimir Ivantchenko 35 // 36 // Creation date: 23 August 2013 37 // 38 // Modifications: 39 // 40 // Class Description: 41 // 42 // Delta-electron Angular Distribution Generation 43 // 44 // ------------------------------------------------------------------- 45 // 46 47 #ifndef G4DeltaAngle_h 48 #define G4DeltaAngle_h 1 49 50 #include "G4VEmAngularDistribution.hh" 51 #include <vector> 52 53 class G4ParticleDefinition; 54 55 class G4DeltaAngle : public G4VEmAngularDistribution 56 { 57 58 public: 59 60 explicit G4DeltaAngle(const G4String& name = ""); 61 62 ~G4DeltaAngle() override; 63 64 G4ThreeVector& SampleDirection(const G4DynamicParticle* dp, 65 G4double kinEnergyFinal, G4int Z, 66 const G4Material* mat = nullptr) final; 67 68 G4ThreeVector& SampleDirectionForShell(const G4DynamicParticle* dp, 69 G4double kinEnergyFinal, 70 G4int Z, G4int shellIdx, 71 const G4Material* mat = nullptr) final; 72 73 // hide assignment operator 74 G4DeltaAngle & operator=(const G4DeltaAngle &right) = delete; 75 G4DeltaAngle(const G4DeltaAngle&) = delete; 76 77 private: 78 79 const G4ParticleDefinition* fElectron; 80 G4int nprob; 81 G4int fShellIdx; 82 std::vector<G4double> prob; 83 }; 84 85 #endif 86 87