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26 // 26 //
>> 27 // $Id: G4UnknownDecay.cc,v 1.5 2007/10/06 07:01:09 kurasige Exp $
>> 28 // GEANT4 tag $Name: geant4-09-01 $
27 // 29 //
28 // 30 //
29 // ------------------------------------------- 31 // --------------------------------------------------------------
30 // GEANT 4 class implementation file 32 // GEANT 4 class implementation file
31 // 33 //
32 // ------------------------------------------- 34 // ------------------------------------------------------------
33 // 35 //
34 36
35 #include "G4UnknownDecay.hh" 37 #include "G4UnknownDecay.hh"
36 <<
37 #include "G4PhysicalConstants.hh" <<
38 #include "G4SystemOfUnits.hh" <<
39 #include "G4DynamicParticle.hh" 38 #include "G4DynamicParticle.hh"
40 #include "G4DecayProducts.hh" 39 #include "G4DecayProducts.hh"
41 #include "G4PhysicsLogVector.hh" 40 #include "G4PhysicsLogVector.hh"
42 #include "G4ParticleChangeForDecay.hh" 41 #include "G4ParticleChangeForDecay.hh"
43 #include "G4DecayProcessType.hh" <<
44 42
45 // constructor 43 // constructor
46 G4UnknownDecay::G4UnknownDecay(const G4String& 44 G4UnknownDecay::G4UnknownDecay(const G4String& processName)
47 :G4VDiscretePro 45 :G4VDiscreteProcess(processName, fDecay),
48 verboseLevel(1), 46 verboseLevel(1),
49 HighestValue(2 47 HighestValue(20.0)
50 { 48 {
51 // set Process Sub Type <<
52 SetProcessSubType(static_cast<int>(DECAY_Unk <<
53 <<
54 #ifdef G4VERBOSE 49 #ifdef G4VERBOSE
55 if (GetVerboseLevel()>1) { 50 if (GetVerboseLevel()>1) {
56 G4cout << "G4UnknownDecay constructor " < 51 G4cout << "G4UnknownDecay constructor " << " Name:" << processName << G4endl;
57 } 52 }
58 #endif 53 #endif
59 pParticleChange = &fParticleChangeForDecay; 54 pParticleChange = &fParticleChangeForDecay;
60 } 55 }
61 56
62 G4UnknownDecay::~G4UnknownDecay() 57 G4UnknownDecay::~G4UnknownDecay()
63 { 58 {
64 } 59 }
65 60
66 G4bool G4UnknownDecay::IsApplicable(const G4Pa 61 G4bool G4UnknownDecay::IsApplicable(const G4ParticleDefinition& aParticleType)
67 { 62 {
68 if(aParticleType.GetParticleName()=="unknown 63 if(aParticleType.GetParticleName()=="unknown") return true;
69 return false; 64 return false;
70 } 65 }
71 66
72 G4double G4UnknownDecay::GetMeanFreePath(const 67 G4double G4UnknownDecay::GetMeanFreePath(const G4Track& /*aTrack*/,G4double, G4ForceCondition*)
73 { 68 {
74 return 0.0; << 69 return DBL_MIN;
75 } 70 }
76 71
77 void G4UnknownDecay::BuildPhysicsTable(const G 72 void G4UnknownDecay::BuildPhysicsTable(const G4ParticleDefinition&)
78 { 73 {
79 return; 74 return;
80 } 75 }
81 76
82 G4VParticleChange* G4UnknownDecay::DecayIt(con 77 G4VParticleChange* G4UnknownDecay::DecayIt(const G4Track& aTrack, const G4Step& )
83 { 78 {
84 // The DecayIt() method returns by pointer a 79 // The DecayIt() method returns by pointer a particle-change object.
85 // Units are expressed in GEANT4 internal un 80 // Units are expressed in GEANT4 internal units.
86 81
87 // Initialize ParticleChange 82 // Initialize ParticleChange
88 // all members of G4VParticleChange are 83 // all members of G4VParticleChange are set to equal to
89 // corresponding member in G4Track 84 // corresponding member in G4Track
90 fParticleChangeForDecay.Initialize(aTrack); 85 fParticleChangeForDecay.Initialize(aTrack);
91 86
92 // get particle 87 // get particle
93 const G4DynamicParticle* aParticle = aTrack. 88 const G4DynamicParticle* aParticle = aTrack.GetDynamicParticle();
94 89
95 //check if thePreAssignedDecayProducts exist 90 //check if thePreAssignedDecayProducts exists
96 const G4DecayProducts* o_products = (aPartic 91 const G4DecayProducts* o_products = (aParticle->GetPreAssignedDecayProducts());
97 G4bool isPreAssigned = (o_products != nullpt << 92 G4bool isPreAssigned = (o_products != 0);
98 G4DecayProducts* products = nullptr; << 93 G4DecayProducts* products = 0;
99 94
100 if (!isPreAssigned ){ 95 if (!isPreAssigned ){
101 fParticleChangeForDecay.SetNumberOfSeconda 96 fParticleChangeForDecay.SetNumberOfSecondaries(0);
102 // Kill the parent particle 97 // Kill the parent particle
103 fParticleChangeForDecay.ProposeTrackStatus 98 fParticleChangeForDecay.ProposeTrackStatus( fStopAndKill ) ;
104 fParticleChangeForDecay.ProposeLocalEnergy 99 fParticleChangeForDecay.ProposeLocalEnergyDeposit(0.0);
105 100
106 ClearNumberOfInteractionLengthLeft(); 101 ClearNumberOfInteractionLengthLeft();
107 return &fParticleChangeForDecay ; 102 return &fParticleChangeForDecay ;
108 } 103 }
109 104
110 // copy decay products 105 // copy decay products
111 products = new G4DecayProducts(*o_products); 106 products = new G4DecayProducts(*o_products);
112 107
113 // get parent particle information ......... 108 // get parent particle information ...................................
114 G4double ParentEnergy = aParticle->GetTot 109 G4double ParentEnergy = aParticle->GetTotalEnergy();
115 G4double ParentMass = aParticle->GetMas 110 G4double ParentMass = aParticle->GetMass();
116 if (ParentEnergy < ParentMass) { 111 if (ParentEnergy < ParentMass) {
117 ParentEnergy = ParentMass; 112 ParentEnergy = ParentMass;
118 #ifdef G4VERBOSE 113 #ifdef G4VERBOSE
119 if (GetVerboseLevel()>1) { 114 if (GetVerboseLevel()>1) {
120 G4cout << "G4UnknownDecay::DoIt : Total 115 G4cout << "G4UnknownDecay::DoIt : Total Energy is less than its mass" << G4endl;
121 G4cout << " Particle: " << aParticle->Ge 116 G4cout << " Particle: " << aParticle->GetDefinition()->GetParticleName();
122 G4cout << " Energy:" << ParentEnergy/ 117 G4cout << " Energy:" << ParentEnergy/MeV << "[MeV]";
123 G4cout << " Mass:" << ParentMass/MeV 118 G4cout << " Mass:" << ParentMass/MeV << "[MeV]";
124 G4cout << G4endl; 119 G4cout << G4endl;
125 } 120 }
126 #endif 121 #endif
127 } 122 }
128 G4ThreeVector ParentDirection(aParticle->Get 123 G4ThreeVector ParentDirection(aParticle->GetMomentumDirection());
129 124
130 G4double energyDeposit = 0.0; 125 G4double energyDeposit = 0.0;
131 G4double finalGlobalTime = aTrack.GetGlobalT 126 G4double finalGlobalTime = aTrack.GetGlobalTime();
132 //boost all decay products to laboratory fra 127 //boost all decay products to laboratory frame
133 //if the particle has traveled 128 //if the particle has traveled
134 if(aParticle->GetPreAssignedDecayProperTime( << 129 if(aParticle->GetPreAssignedDecayProperTime()>0.) {
135 products->Boost( ParentEnergy, ParentDirec 130 products->Boost( ParentEnergy, ParentDirection);
136 } 131 }
137 132
138 //add products in fParticleChangeForDecay 133 //add products in fParticleChangeForDecay
139 G4int numberOfSecondaries = products->entrie 134 G4int numberOfSecondaries = products->entries();
140 fParticleChangeForDecay.SetNumberOfSecondari 135 fParticleChangeForDecay.SetNumberOfSecondaries(numberOfSecondaries);
141 #ifdef G4VERBOSE 136 #ifdef G4VERBOSE
142 if (GetVerboseLevel()>1) { 137 if (GetVerboseLevel()>1) {
143 G4cout << "G4UnknownDecay::DoIt : Decay v 138 G4cout << "G4UnknownDecay::DoIt : Decay vertex :";
144 G4cout << " Time: " << finalGlobalTime/ns 139 G4cout << " Time: " << finalGlobalTime/ns << "[ns]";
145 G4cout << " X:" << (aTrack.GetPosition()). 140 G4cout << " X:" << (aTrack.GetPosition()).x() /cm << "[cm]";
146 G4cout << " Y:" << (aTrack.GetPosition()). 141 G4cout << " Y:" << (aTrack.GetPosition()).y() /cm << "[cm]";
147 G4cout << " Z:" << (aTrack.GetPosition()). 142 G4cout << " Z:" << (aTrack.GetPosition()).z() /cm << "[cm]";
148 G4cout << G4endl; 143 G4cout << G4endl;
149 G4cout << "G4UnknownDecay::DoIt : decay p 144 G4cout << "G4UnknownDecay::DoIt : decay products in Lab. Frame" << G4endl;
150 products->DumpInfo(); 145 products->DumpInfo();
151 } 146 }
152 #endif 147 #endif
153 G4int index; 148 G4int index;
154 G4ThreeVector currentPosition; 149 G4ThreeVector currentPosition;
155 const G4TouchableHandle thand = aTrack.GetTo 150 const G4TouchableHandle thand = aTrack.GetTouchableHandle();
156 for (index=0; index < numberOfSecondaries; i << 151 for (index=0; index < numberOfSecondaries; index++)
157 // get current position of the track << 152 {
158 currentPosition = aTrack.GetPosition(); << 153 // get current position of the track
159 // create a new track object << 154 currentPosition = aTrack.GetPosition();
160 G4Track* secondary = new G4Track( products << 155 // create a new track object
>> 156 G4Track* secondary = new G4Track( products->PopProducts(),
161 finalGlobalTime , 157 finalGlobalTime ,
162 currentPosition ); 158 currentPosition );
163 // switch on good for tracking flag << 159 // switch on good for tracking flag
164 secondary->SetGoodForTrackingFlag(); << 160 secondary->SetGoodForTrackingFlag();
165 secondary->SetTouchableHandle(thand); << 161 secondary->SetTouchableHandle(thand);
166 // add the secondary track in the List << 162 // add the secondary track in the List
167 fParticleChangeForDecay.AddSecondary(secon << 163 fParticleChangeForDecay.AddSecondary(secondary);
168 } 164 }
169 delete products; 165 delete products;
170 << 166
171 // Kill the parent particle 167 // Kill the parent particle
172 fParticleChangeForDecay.ProposeTrackStatus( 168 fParticleChangeForDecay.ProposeTrackStatus( fStopAndKill ) ;
173 fParticleChangeForDecay.ProposeLocalEnergyDe 169 fParticleChangeForDecay.ProposeLocalEnergyDeposit(energyDeposit);
174 fParticleChangeForDecay.ProposeGlobalTime( f 170 fParticleChangeForDecay.ProposeGlobalTime( finalGlobalTime );
175 // reset NumberOfInteractionLengthLeft 171 // reset NumberOfInteractionLengthLeft
176 ClearNumberOfInteractionLengthLeft(); 172 ClearNumberOfInteractionLengthLeft();
177 173
178 return &fParticleChangeForDecay ; 174 return &fParticleChangeForDecay ;
179 } 175 }
180 176
181 void G4UnknownDecay::ProcessDescription(std::o <<
182 { <<
183 outFile << GetProcessName() <<
184 << ": Decay of 'unknown' particles. \n" <<
185 << "kinematics of daughters are dertermine <<
186 << "by PreAssignedDecayProducts. \n"; <<
187 } <<
188 177
189 178
190 179
191 180
192 181
193 182