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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 // Author V.Ivanchenko 15.04.2024 27 // 28 // General ion model for simulation of charge decrease. 29 // Concrete model of ion ionisation is selected on fly. 30 // 31 32 #ifndef G4DNAIonChargeDecreaseModel_h 33 #define G4DNAIonChargeDecreaseModel_h 1 34 35 #include "G4VEmModel.hh" 36 #include "G4ParticleChangeForGamma.hh" 37 38 class G4DNAIonChargeDecreaseModel : public G4VEmModel 39 { 40 public: 41 42 G4DNAIonChargeDecreaseModel(const G4ParticleDefinition* p = nullptr, 43 const G4String& nam = "DNAIonChargeDecrease"); 44 45 ~G4DNAIonChargeDecreaseModel() override = default; 46 47 G4DNAIonChargeDecreaseModel & operator= 48 (const G4DNAIonChargeDecreaseModel &right) = delete; 49 G4DNAIonChargeDecreaseModel(const G4DNAIonChargeDecreaseModel&) = delete; 50 51 void Initialise(const G4ParticleDefinition*, const G4DataVector&) override; 52 53 G4double CrossSectionPerVolume(const G4Material* material, 54 const G4ParticleDefinition* p, 55 G4double ekin, G4double, 56 G4double) override; 57 58 void SampleSecondaries(std::vector<G4DynamicParticle*>*, 59 const G4MaterialCutsCouple*, 60 const G4DynamicParticle*, 61 G4double, G4double) override; 62 63 void StartTracking(G4Track*) override; 64 65 protected: 66 67 G4ParticleChangeForGamma* fParticleChangeForGamma{nullptr}; 68 69 private: 70 71 const G4DynamicParticle* fDynParticle{nullptr}; 72 G4VEmModel* fCurrentModel{nullptr}; 73 74 // list of concrete ion ionisation models, put extra here 75 G4VEmModel* fDummy; 76 }; 77 78 //....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo.... 79 80 #endif 81