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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 // Class: G4VIonDEDXScalingAlgorithm 32 // 33 // Author: Anton Lechner (Anton.Lechner@cern.ch) 34 // 35 // First implementation: 11. 03. 2009 36 // 37 // Modifications: 12. 11. 2009 - Added second argument (material) to energy 38 // scaling function (AL) 39 // 40 // Class description: 41 // Base class for dE/dx scaling algorithms, used by G4IonDEDXHandler 42 // 43 // Comments: 44 // 45 // =========================================================================== 46 47 #ifndef G4VIONDEDXSCALINGALGORITHM_HH 48 #define G4VIONDEDXSCALINGALGORITHM_HH 49 50 #include "globals.hh" 51 #include "G4ParticleDefinition.hh" 52 53 class G4Material; 54 55 class G4VIonDEDXScalingAlgorithm { 56 public: 57 explicit G4VIonDEDXScalingAlgorithm(); 58 virtual ~G4VIonDEDXScalingAlgorithm(); 59 60 /// Function for scaling the kinetic energy (no scaling by default). 61 /// Returns scaling factor for a given ion. 62 virtual G4double ScalingFactorEnergy( 63 const G4ParticleDefinition*, // Projectile (ion) 64 const G4Material*) // Target material 65 { return 1.0; } 66 67 /// Function for scaling the dE/dx value (no scaling by default). 68 /// Returns scaling factor for a given ion-material couple and 69 /// a given kinetic energy. 70 virtual G4double ScalingFactorDEDX( 71 const G4ParticleDefinition*, // Projectile (ion) 72 const G4Material*, // Target material 73 G4double) // Kinetic energy of projectile 74 { return 1.0; } 75 76 /// Function for defining a base particle for dE/dx calculation. 77 /// (no base particle by default). Returns atomic number of base 78 /// particle. 79 virtual G4int AtomicNumberBaseIon( 80 G4int atomicNumberIon, // Atomic number of ion 81 const G4Material*) // Target material 82 { return atomicNumberIon; } 83 84 }; 85 86 #endif 87