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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 file 30 // 31 // File name: G4hMultipleScattering 32 // 33 // Author: Laszlo Urban 34 // 35 // Creation date: 24.10.2006 cloned from G4MultipleScattering 36 // 37 // Modified: 38 // 12-02-07 skin can be changed via UI command (VI) 39 // 20.03.07 Remove local parameter skin, set facgeom=0.1(V.Ivanchenko) 40 // 41 // ----------------------------------------------------------------------------- 42 // 43 //....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo...... 44 //....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo...... 45 46 #include "G4hMultipleScattering.hh" 47 #include "G4UrbanMscModel.hh" 48 #include "G4MscStepLimitType.hh" 49 50 //....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo...... 51 52 using namespace std; 53 54 G4hMultipleScattering::G4hMultipleScattering(const G4String& processName) 55 : G4VMultipleScattering(processName) 56 { 57 isInitialized = false; 58 } 59 60 //....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo...... 61 62 G4hMultipleScattering::~G4hMultipleScattering() = default; 63 64 //....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo...... 65 66 G4bool G4hMultipleScattering::IsApplicable (const G4ParticleDefinition& p) 67 { 68 return (p.GetPDGCharge() != 0.0); 69 } 70 71 //....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo...... 72 73 void G4hMultipleScattering::InitialiseProcess(const G4ParticleDefinition*) 74 { 75 if(isInitialized) { return; } 76 if(nullptr == EmModel(0)) { SetEmModel( new G4UrbanMscModel() ); } 77 AddEmModel(1, EmModel(0)); 78 isInitialized = true; 79 } 80 81 //....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo...... 82 83 void G4hMultipleScattering::StreamProcessInfo(std::ostream& out) const 84 { 85 out << " RangeFactor= " << RangeFactor() 86 << ", stepLimType: " << StepLimitType() 87 << ", latDisp: " << LateralDisplasmentFlag(); 88 if(StepLimitType() == fUseDistanceToBoundary) { 89 out << ", skin= " << Skin() << ", geomFactor= " << GeomFactor(); 90 } 91 out << G4endl; 92 } 93 94 //....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo...... 95 96 void G4hMultipleScattering::ProcessDescription(std::ostream& out) const 97 { 98 out << 99 " Hadron multiple scattering. Simulates combined effects of elastic \n" << 100 " scattering at the end of the step, to save computing time. May\n"<< 101 " be combined with Coulomb scattering in a 'mixed' scattering algorithm."; 102 G4VMultipleScattering::ProcessDescription(out); 103 } 104 105 //....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo.... 106 107