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>> 26 // $Id: G4hMultipleScattering.cc,v 1.1 2006/10/26 11:04:39 vnivanch Exp $
>> 27 // GEANT4 tag $Name: geant4-08-02 $
26 // 28 //
27 // ------------------------------------------- 29 // -----------------------------------------------------------------------------
28 // 30 //
29 // GEANT4 Class file 31 // GEANT4 Class file
30 // 32 //
31 // File name: G4hMultipleScattering 33 // File name: G4hMultipleScattering
32 // 34 //
33 // Author: Laszlo Urban 35 // Author: Laszlo Urban
34 // 36 //
35 // Creation date: 24.10.2006 cloned from G4Mul 37 // Creation date: 24.10.2006 cloned from G4MultipleScattering
36 // 38 //
37 // Modified: 39 // Modified:
38 // 12-02-07 skin can be changed via UI command <<
39 // 20.03.07 Remove local parameter skin, set f <<
40 // 40 //
41 // ------------------------------------------- 41 // -----------------------------------------------------------------------------
42 // 42 //
43 //....oooOO0OOooo........oooOO0OOooo........oo 43 //....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo......
44 //....oooOO0OOooo........oooOO0OOooo........oo 44 //....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo......
45 45
46 #include "G4hMultipleScattering.hh" 46 #include "G4hMultipleScattering.hh"
47 #include "G4UrbanMscModel.hh" 47 #include "G4UrbanMscModel.hh"
48 #include "G4MscStepLimitType.hh" << 48 #include "G4TransportationManager.hh"
>> 49 #include "G4Navigator.hh"
49 50
50 //....oooOO0OOooo........oooOO0OOooo........oo 51 //....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo......
51 52
52 using namespace std; 53 using namespace std;
53 54
54 G4hMultipleScattering::G4hMultipleScattering(c 55 G4hMultipleScattering::G4hMultipleScattering(const G4String& processName)
55 : G4VMultipleScattering(processName) 56 : G4VMultipleScattering(processName)
56 { 57 {
57 isInitialized = false; << 58 lowKineticEnergy = 0.1*keV;
>> 59 highKineticEnergy = 100.*TeV;
>> 60 totBins = 120;
>> 61
>> 62 facrange = 0.2;
>> 63 dtrl = 0.05;
>> 64 lambdalimit = 1.*mm;
>> 65 facgeom = 0.5;
>> 66 // there is no single scattering for this skin <= 0
>> 67 // to have single scattering at boundary
>> 68 // skin should be > 0 !
>> 69 skin = 0.;
>> 70
>> 71 steppingAlgorithm = false;
>> 72 samplez = false ;
>> 73 isInitialized = false;
>> 74
>> 75 SetBinning(totBins);
>> 76 SetMinKinEnergy(lowKineticEnergy);
>> 77 SetMaxKinEnergy(highKineticEnergy);
>> 78
>> 79 SetLateralDisplasmentFlag(true);
58 } 80 }
59 81
60 //....oooOO0OOooo........oooOO0OOooo........oo 82 //....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo......
61 83
62 G4hMultipleScattering::~G4hMultipleScattering( << 84 G4hMultipleScattering::~G4hMultipleScattering()
>> 85 {}
63 86
64 //....oooOO0OOooo........oooOO0OOooo........oo 87 //....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo......
65 88
66 G4bool G4hMultipleScattering::IsApplicable (co 89 G4bool G4hMultipleScattering::IsApplicable (const G4ParticleDefinition& p)
67 { 90 {
68 return (p.GetPDGCharge() != 0.0); << 91 return (p.GetPDGCharge() != 0.0 && !p.IsShortLived());
69 } 92 }
70 93
71 //....oooOO0OOooo........oooOO0OOooo........oo 94 //....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo......
72 95
73 void G4hMultipleScattering::InitialiseProcess( << 96 void G4hMultipleScattering::MscStepLimitation(G4bool algorithm, G4double factor)
74 { 97 {
75 if(isInitialized) { return; } << 98 steppingAlgorithm = algorithm;
76 if(nullptr == EmModel(0)) { SetEmModel( new << 99 if (factor > 0.) SetFacrange(factor);
77 AddEmModel(1, EmModel(0)); << 100 else { if (algorithm) SetFacrange(0.02); else SetFacrange(0.2);}
78 isInitialized = true; << 101
>> 102 if(verboseLevel > 1)
>> 103 G4cout << "Stepping algorithm is set to " << steppingAlgorithm
>> 104 << " with facrange = " << facrange << G4endl;
79 } 105 }
80 106
81 //....oooOO0OOooo........oooOO0OOooo........oo 107 //....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo......
82 108
83 void G4hMultipleScattering::StreamProcessInfo( << 109 void G4hMultipleScattering::InitialiseProcess(const G4ParticleDefinition* p)
84 { 110 {
85 out << " RangeFactor= " << RangeFactor( << 111 if(isInitialized) {
86 << ", stepLimType: " << StepLimitType() << 112 mscUrban->SetMscStepLimitation(steppingAlgorithm, facrange);
87 << ", latDisp: " << LateralDisplasmentFl << 113 return;
88 if(StepLimitType() == fUseDistanceToBoundary << 114 }
89 out << ", skin= " << Skin() << ", geomFac << 115
90 } << 116 if (p->GetParticleType() == "nucleus") {
91 out << G4endl; << 117 SetLateralDisplasmentFlag(false);
>> 118 SetBuildLambdaTable(false);
>> 119 } else {
>> 120 SetBuildLambdaTable(true);
>> 121 }
>> 122 mscUrban = new G4UrbanMscModel(facrange,dtrl,lambdalimit,
>> 123 facgeom,skin,
>> 124 samplez,steppingAlgorithm);
>> 125 mscUrban->SetLateralDisplasmentFlag(LateralDisplasmentFlag());
>> 126 mscUrban->SetLowEnergyLimit(lowKineticEnergy);
>> 127 mscUrban->SetHighEnergyLimit(highKineticEnergy);
>> 128 AddEmModel(1,mscUrban);
>> 129 isInitialized = true;
92 } 130 }
93 131
94 //....oooOO0OOooo........oooOO0OOooo........oo 132 //....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo......
95 133
96 void G4hMultipleScattering::ProcessDescription << 134 void G4hMultipleScattering::PrintInfo()
97 { 135 {
98 out << << 136 G4cout << " Boundary/stepping algorithm is active with facrange= "
99 " Hadron multiple scattering. Simulates com << 137 << facrange
100 " scattering at the end of the step, to s << 138 << " Step limitation " << steppingAlgorithm
101 " be combined with Coulomb scattering in << 139 << G4endl;
102 G4VMultipleScattering::ProcessDescription(ou <<
103 } 140 }
104 141
105 //....oooOO0OOooo........oooOO0OOooo........oo << 142 //....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo......
106 143
107 144