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26 // G4AdjointPrimaryGenerator class implementat << 26 // $Id: G4AdjointPrimaryGenerator.cc 81770 2014-06-05 08:31:31Z gcosmo $
27 // 27 //
28 // Author: L. Desorgher, SpaceIT GmbH - Novemb << 28 /////////////////////////////////////////////////////////////////////////////
29 // Contract: ESA contract 21435/08/NL/AT << 29 // Class Name: G4AdjointCrossSurfChecker
30 // Customer: ESA/ESTEC << 30 // Author: L. Desorgher
31 // ------------------------------------------- << 31 // Organisation: SpaceIT GmbH
>> 32 // Contract: ESA contract 21435/08/NL/AT
>> 33 // Customer: ESA/ESTEC
>> 34 /////////////////////////////////////////////////////////////////////////////
32 35
33 #include "G4AdjointPrimaryGenerator.hh" 36 #include "G4AdjointPrimaryGenerator.hh"
34 #include "G4PhysicalConstants.hh" 37 #include "G4PhysicalConstants.hh"
35 #include "G4Event.hh" 38 #include "G4Event.hh"
36 #include "G4SingleParticleSource.hh" 39 #include "G4SingleParticleSource.hh"
37 #include "G4ParticleDefinition.hh" 40 #include "G4ParticleDefinition.hh"
38 #include "G4AdjointPosOnPhysVolGenerator.hh" 41 #include "G4AdjointPosOnPhysVolGenerator.hh"
39 #include "G4Navigator.hh" 42 #include "G4Navigator.hh"
40 #include "G4TransportationManager.hh" 43 #include "G4TransportationManager.hh"
41 #include "G4VPhysicalVolume.hh" 44 #include "G4VPhysicalVolume.hh"
42 #include "G4Material.hh" 45 #include "G4Material.hh"
43 #include "Randomize.hh" 46 #include "Randomize.hh"
44 << 47 /*
45 // ------------------------------------------- << 48 #include "G4AdjointCSManager.hh"
>> 49 #include "G4MaterialCutsCouple.hh"
>> 50 */
>> 51 /////////////////////////////////////////////////////////////////////////////////////////////////////////////////////
46 // 52 //
47 G4AdjointPrimaryGenerator::G4AdjointPrimaryGen 53 G4AdjointPrimaryGenerator::G4AdjointPrimaryGenerator()
>> 54 : radius_spherical_source(0.),fLinearNavigator(0),theAccumulatedDepthVector(0)
48 { 55 {
49 center_spherical_source = G4ThreeVector(0.,0 56 center_spherical_source = G4ThreeVector(0.,0.,0.);
50 type_of_adjoint_source="Spherical"; 57 type_of_adjoint_source="Spherical";
51 theSingleParticleSource = new G4SingleParti 58 theSingleParticleSource = new G4SingleParticleSource();
52 59
53 theSingleParticleSource->GetEneDist()->SetEn 60 theSingleParticleSource->GetEneDist()->SetEnergyDisType("Pow");
54 theSingleParticleSource->GetEneDist()->SetAl 61 theSingleParticleSource->GetEneDist()->SetAlpha(-1.);
55 theSingleParticleSource->GetPosDist()->SetPo 62 theSingleParticleSource->GetPosDist()->SetPosDisType("Point");
56 theSingleParticleSource->GetAngDist()->SetAn 63 theSingleParticleSource->GetAngDist()->SetAngDistType("planar");
57 64
58 theG4AdjointPosOnPhysVolGenerator = G4Adjoin 65 theG4AdjointPosOnPhysVolGenerator = G4AdjointPosOnPhysVolGenerator::GetInstance();
59 } <<
60 66
61 // ------------------------------------------- << 67 }
>> 68 /////////////////////////////////////////////////////////////////////////////////////////////////////////////////////
62 // 69 //
63 G4AdjointPrimaryGenerator::~G4AdjointPrimaryGe 70 G4AdjointPrimaryGenerator::~G4AdjointPrimaryGenerator()
64 { 71 {
65 delete theSingleParticleSource; 72 delete theSingleParticleSource;
66 } 73 }
67 << 74 /////////////////////////////////////////////////////////////////////////////////////////////////////////////////////
68 // ------------------------------------------- <<
69 // 75 //
70 void G4AdjointPrimaryGenerator:: << 76 void G4AdjointPrimaryGenerator::GenerateAdjointPrimaryVertex(G4Event* anEvent,G4ParticleDefinition* adj_part,G4double E1,G4double E2)
71 GenerateAdjointPrimaryVertex(G4Event* anEvent, <<
72 G4double E1, G4do <<
73 { 77 {
74 if (type_of_adjoint_source == "ExternalSurfa << 78 if (type_of_adjoint_source == "ExternalSurfaceOfAVolume") {
75 { << 79
76 // Generate position and direction relativ << 80 //Generate position and direction relative to the external surface of sensitive volume
77 // of sensitive volume << 81 //-------------------------------------------------------------
78 << 82
79 G4double costh_to_normal=1.; << 83 G4double costh_to_normal=1.;
80 G4ThreeVector pos =G4ThreeVector(0.,0.,0.) << 84 G4ThreeVector pos =G4ThreeVector(0.,0.,0.);
81 G4ThreeVector direction = G4ThreeVector(0. << 85 G4ThreeVector direction = G4ThreeVector(0.,0.,1.);
82 theG4AdjointPosOnPhysVolGenerator << 86 theG4AdjointPosOnPhysVolGenerator->GenerateAPositionOnTheExtSurfaceOfThePhysicalVolume(pos, direction,costh_to_normal);
83 ->GenerateAPositionOnTheExtSurfaceOfTheP << 87 if (costh_to_normal <1.e-4) costh_to_normal =1.e-4;
84 << 88 //compute now the position along the ray backward direction
85 if (costh_to_normal <1.e-4) { costh_to_no << 89
86 << 90 theSingleParticleSource->GetAngDist()->SetParticleMomentumDirection(-direction);
87 // compute now the position along the ray << 91 theSingleParticleSource->GetPosDist()->SetCentreCoords(pos);
88 // << 92 }
89 theSingleParticleSource->GetAngDist() << 93
90 ->SetParticleMomentumDirection(-directio << 94 theSingleParticleSource->GetEneDist()->SetEmin(E1);
91 theSingleParticleSource->GetPosDist()->Set << 95 theSingleParticleSource->GetEneDist()->SetEmax(E2);
92 } << 96
93 << 97 theSingleParticleSource->SetParticleDefinition(adj_part);
94 theSingleParticleSource->GetEneDist()->SetEm << 98 theSingleParticleSource->GeneratePrimaryVertex(anEvent);
95 theSingleParticleSource->GetEneDist()->SetEm << 99
96 << 100
97 theSingleParticleSource->SetParticleDefiniti <<
98 theSingleParticleSource->GeneratePrimaryVert <<
99 } <<
100 <<
101 // ------------------------------------------- <<
102 // <<
103 void G4AdjointPrimaryGenerator:: <<
104 GenerateFwdPrimaryVertex(G4Event* anEvent,G4Pa <<
105 G4double E1, G4double <<
106 { <<
107 if (type_of_adjoint_source == "ExternalSurfa <<
108 { <<
109 // Generate position and direction relativ <<
110 // of sensitive volume <<
111 <<
112 G4double costh_to_normal=1.; <<
113 G4ThreeVector pos =G4ThreeVector(0.,0.,0.) <<
114 G4ThreeVector direction = G4ThreeVector(0. <<
115 theG4AdjointPosOnPhysVolGenerator <<
116 ->GenerateAPositionOnTheExtSurfaceOfTheP <<
117 <<
118 if (costh_to_normal <1.e-4) { costh_to_no <<
119 theSingleParticleSource->GetAngDist() <<
120 ->SetParticleMomentumDirection(direction <<
121 theSingleParticleSource->GetPosDist()->Set <<
122 } <<
123 <<
124 theSingleParticleSource->GetEneDist()->SetEm <<
125 theSingleParticleSource->GetEneDist()->SetEm <<
126 101
127 theSingleParticleSource->SetParticleDefiniti <<
128 theSingleParticleSource->GeneratePrimaryVert <<
129 } 102 }
>> 103 /////////////////////////////////////////////////////////////////////////////////////////////////////////////////////
>> 104 //
>> 105 void G4AdjointPrimaryGenerator::GenerateFwdPrimaryVertex(G4Event* anEvent,G4ParticleDefinition* fwd_part,G4double E1,G4double E2)
>> 106 {
>> 107 if (type_of_adjoint_source == "ExternalSurfaceOfAVolume") {
>> 108
>> 109 //Generate position and direction relative to the external surface of sensitive volume
>> 110 //-------------------------------------------------------------
>> 111
>> 112 G4double costh_to_normal=1.;
>> 113 G4ThreeVector pos =G4ThreeVector(0.,0.,0.);
>> 114 G4ThreeVector direction = G4ThreeVector(0.,0.,1.);
>> 115 theG4AdjointPosOnPhysVolGenerator->GenerateAPositionOnTheExtSurfaceOfThePhysicalVolume(pos, direction,costh_to_normal);
>> 116 if (costh_to_normal <1.e-4) costh_to_normal =1.e-4;
>> 117 theSingleParticleSource->GetAngDist()->SetParticleMomentumDirection(direction);
>> 118 theSingleParticleSource->GetPosDist()->SetCentreCoords(pos);
>> 119 }
130 120
131 // ------------------------------------------- << 121 theSingleParticleSource->GetEneDist()->SetEmin(E1);
>> 122 theSingleParticleSource->GetEneDist()->SetEmax(E2);
>> 123
>> 124 theSingleParticleSource->SetParticleDefinition(fwd_part);
>> 125 theSingleParticleSource->GeneratePrimaryVertex(anEvent);
>> 126 }
>> 127 /////////////////////////////////////////////////////////////////////////////////////////////////////////////////////
132 // 128 //
133 void G4AdjointPrimaryGenerator:: << 129 void G4AdjointPrimaryGenerator::SetSphericalAdjointPrimarySource(G4double radius, G4ThreeVector center_pos)
134 SetSphericalAdjointPrimarySource(G4double radi <<
135 { 130 {
136 radius_spherical_source = radius; 131 radius_spherical_source = radius;
137 center_spherical_source = center_pos; 132 center_spherical_source = center_pos;
138 type_of_adjoint_source = "Spherical"; << 133 type_of_adjoint_source ="Spherical";
139 theSingleParticleSource->GetPosDist()->SetPo 134 theSingleParticleSource->GetPosDist()->SetPosDisType("Surface");
140 theSingleParticleSource->GetPosDist()->SetPo 135 theSingleParticleSource->GetPosDist()->SetPosDisShape("Sphere");
141 theSingleParticleSource->GetPosDist()->SetCe 136 theSingleParticleSource->GetPosDist()->SetCentreCoords(center_pos);
142 theSingleParticleSource->GetPosDist()->SetRa 137 theSingleParticleSource->GetPosDist()->SetRadius(radius);
143 theSingleParticleSource->GetAngDist()->SetAn 138 theSingleParticleSource->GetAngDist()->SetAngDistType("cos");
144 theSingleParticleSource->GetAngDist()->SetMa 139 theSingleParticleSource->GetAngDist()->SetMaxTheta(pi);
145 theSingleParticleSource->GetAngDist()->SetMi 140 theSingleParticleSource->GetAngDist()->SetMinTheta(halfpi);
146 } 141 }
147 << 142 /////////////////////////////////////////////////////////////////////////////////////////////////////////////////////
148 // ------------------------------------------- <<
149 // 143 //
150 void G4AdjointPrimaryGenerator:: << 144 void G4AdjointPrimaryGenerator::SetAdjointPrimarySourceOnAnExtSurfaceOfAVolume(const G4String& volume_name)
151 SetAdjointPrimarySourceOnAnExtSurfaceOfAVolume <<
152 { 145 {
153 theG4AdjointPosOnPhysVolGenerator->DefinePhy 146 theG4AdjointPosOnPhysVolGenerator->DefinePhysicalVolume1(volume_name);
154 type_of_adjoint_source ="ExternalSurfaceOfAV 147 type_of_adjoint_source ="ExternalSurfaceOfAVolume";
155 theSingleParticleSource->GetPosDist()->SetPo 148 theSingleParticleSource->GetPosDist()->SetPosDisType("Point");
156 theSingleParticleSource->GetAngDist()->SetAn 149 theSingleParticleSource->GetAngDist()->SetAngDistType("planar");
157 } 150 }
158 151
159 // ------------------------------------------- << 152 ////////////////////////////////////////////////////////////////////////////////
160 // 153 //
161 void G4AdjointPrimaryGenerator:: << 154 void G4AdjointPrimaryGenerator::ComputeAccumulatedDepthVectorAlongBackRay(
162 ComputeAccumulatedDepthVectorAlongBackRay(G4Th << 155 G4ThreeVector glob_pos,
163 G4Th << 156 G4ThreeVector direction,
164 G4do << 157 G4double,
165 { << 158 G4ParticleDefinition*)
166 if (fLinearNavigator == nullptr) << 159 { if (!fLinearNavigator) fLinearNavigator =
167 { << 160 G4TransportationManager::GetTransportationManager()
168 fLinearNavigator = G4TransportationManager << 161 ->GetNavigatorForTracking();
169 ->GetNavigatorForTracking << 162 G4ThreeVector position = glob_pos;
170 } << 163 G4double safety=1.;
171 G4ThreeVector position = glob_pos; << 164 G4VPhysicalVolume* thePhysVolume =
172 G4double safety=1.; << 165 fLinearNavigator->LocateGlobalPointAndSetup(position);
173 G4VPhysicalVolume* thePhysVolume = << 166 G4double newStep =fLinearNavigator->ComputeStep(position,direction,1.e50,
174 fLinearNavigator->LocateGlobalPointAnd << 167 safety);
175 G4double newStep = fLinearNavigator->Compute << 168 if (theAccumulatedDepthVector) delete theAccumulatedDepthVector;
176 << 169 theAccumulatedDepthVector = new G4PhysicsOrderedFreeVector();
177 delete theAccumulatedDepthVector; << 170 //if (theAccumulatedCSDepthVector) delete theAccumulatedCSDepthVector;
178 theAccumulatedDepthVector = new G4PhysicsFre << 171 //theAccumulatedCSDepthVector = new G4PhysicsOrderedFreeVector();
179 << 172
180 G4double acc_depth=0.; << 173 G4double acc_depth=0.;
181 G4double acc_length=0.; << 174 G4double acc_length=0.;
182 theAccumulatedDepthVector->InsertValues(acc_ << 175 //G4double acc_cs_depth=0.;
183 << 176 //theAccumulatedCSDepthVector->InsertValues(acc_cs_depth, acc_length);
184 while (newStep > 0. && thePhysVolume != null << 177 theAccumulatedDepthVector->InsertValues(acc_length,acc_depth);
185 { << 178
186 acc_length+=newStep; << 179 while (newStep > 0. && thePhysVolume) {
187 acc_depth+=newStep*thePhysVolume->GetLogic << 180 acc_length+=newStep;
188 ->GetMater << 181 /*
189 theAccumulatedDepthVector->InsertValues(ac << 182 const G4MaterialCutsCouple* theMatCutsCouple=
190 position=position+newStep*direction; << 183 thePhysVolume->GetLogicalVolume()->GetMaterialCutsCouple();
191 thePhysVolume = fLinearNavigator << 184
192 ->LocateGlobalPointAndSetup( << 185
193 newStep = fLinearNavigator->ComputeStep(po << 186 acc_cs_depth+=newStep*G4AdjointCSManager::GetAdjointCSManager()->GetTotalAdjointCS(aPartDef,
194 } << 187 ekin,
195 } << 188 theMatCutsCouple);
>> 189 theAccumulatedCSDepthVector->InsertValues(acc_cs_depth, acc_length);*/
>> 190
>> 191 acc_depth+=newStep*thePhysVolume->GetLogicalVolume()->GetMaterial()->GetDensity();
>> 192 theAccumulatedDepthVector->InsertValues(acc_length,acc_depth);
>> 193 position=position+newStep*direction;
>> 194 thePhysVolume =
>> 195 fLinearNavigator->LocateGlobalPointAndSetup(position,0,false);
>> 196 newStep =fLinearNavigator->ComputeStep(position,direction,1.e50,
>> 197 safety);
>> 198 }
196 199
197 // ------------------------------------------- << 200
198 // << 201 }
199 G4double G4AdjointPrimaryGenerator:: << 202 ////////////////////////////////////////////////////////////////////////////////
200 SampleDistanceAlongBackRayAndComputeWeightCorr << 203 //
201 { << 204 G4double G4AdjointPrimaryGenerator::SampleDistanceAlongBackRayAndComputeWeightCorrection(G4double& weight_corr)
202 G4double rand = G4UniformRand(); << 205 {G4double rand = G4UniformRand();
203 G4double distance = theAccumulatedDepthVecto << 206 G4double distance = theAccumulatedDepthVector->FindLinearEnergy(rand);
204 weight_corr=1.; << 207 /*
205 return distance; << 208 G4double acc_cs_depth=theAccumulatedCSDepthVector->GetEnergy(distance);
>> 209 weight_corr=std::exp(-acc_cs_depth);*/
>> 210 weight_corr=1.;
>> 211 return distance;
206 } 212 }
>> 213
>> 214
>> 215
>> 216
207 217