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25 // 25 //
26 // G4AdjointPosOnPhysVolGenerator class implem << 26 // $Id$
27 // 27 //
28 // Author: L. Desorgher, SpaceIT GmbH - 01.06. << 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 "G4AdjointPosOnPhysVolGenerator.hh" 36 #include "G4AdjointPosOnPhysVolGenerator.hh"
34 #include "G4VSolid.hh" 37 #include "G4VSolid.hh"
35 #include "G4VoxelLimits.hh" 38 #include "G4VoxelLimits.hh"
36 #include "G4AffineTransform.hh" 39 #include "G4AffineTransform.hh"
37 #include "Randomize.hh" 40 #include "Randomize.hh"
38 #include "G4VPhysicalVolume.hh" 41 #include "G4VPhysicalVolume.hh"
39 #include "G4PhysicalVolumeStore.hh" 42 #include "G4PhysicalVolumeStore.hh"
40 #include "G4LogicalVolumeStore.hh" 43 #include "G4LogicalVolumeStore.hh"
41 44
42 G4ThreadLocal G4AdjointPosOnPhysVolGenerator* << 45 G4AdjointPosOnPhysVolGenerator* G4AdjointPosOnPhysVolGenerator::theInstance = 0;
43 G4AdjointPosOnPhysVolGenerator::theInstance = <<
44 46
45 // ------------------------------------------- << 47 ////////////////////////////////////////////////////
46 // 48 //
47 G4AdjointPosOnPhysVolGenerator* G4AdjointPosOn 49 G4AdjointPosOnPhysVolGenerator* G4AdjointPosOnPhysVolGenerator::GetInstance()
48 { 50 {
49 if(theInstance == nullptr) << 51 if(theInstance == 0) {
50 { << 52 static G4AdjointPosOnPhysVolGenerator manager;
51 theInstance = new G4AdjointPosOnPhysVolGen << 53 theInstance = &manager;
52 } 54 }
53 return theInstance; 55 return theInstance;
54 } 56 }
55 57
56 // ------------------------------------------- << 58 ////////////////////////////////////////////////////
57 // 59 //
58 G4VPhysicalVolume* << 60 G4AdjointPosOnPhysVolGenerator::~G4AdjointPosOnPhysVolGenerator()
59 G4AdjointPosOnPhysVolGenerator::DefinePhysical << 61 {
>> 62 }
>> 63
>> 64 ////////////////////////////////////////////////////
>> 65 //
>> 66 G4AdjointPosOnPhysVolGenerator::G4AdjointPosOnPhysVolGenerator()
>> 67 : theSolid(0), thePhysicalVolume(0), NStat(1000000), epsilon(0.001),
>> 68 UseSphere(true), ModelOfSurfaceSource("OnSolid"),
>> 69 ExtSourceRadius(0.), ExtSourceDx(0.), ExtSourceDy(0.), ExtSourceDz(0.),
>> 70 AreaOfExtSurfaceOfThePhysicalVolume(0.), CosThDirComparedToNormal(0.)
>> 71 {
>> 72 }
>> 73
>> 74 /////////////////////////////////////////////////////////////////////////////////////////
>> 75 //
>> 76 G4VPhysicalVolume* G4AdjointPosOnPhysVolGenerator::DefinePhysicalVolume(const G4String& aName)
60 { 77 {
61 thePhysicalVolume = nullptr; << 78 thePhysicalVolume = 0;
62 theSolid = nullptr; << 79 theSolid =0;
63 G4PhysicalVolumeStore* thePhysVolStore = G4P << 80 G4PhysicalVolumeStore* thePhysVolStore =G4PhysicalVolumeStore::GetInstance();
64 for ( unsigned int i=0; i< thePhysVolStore-> << 81 for ( unsigned int i=0; i< thePhysVolStore->size();i++){
65 { << 82 G4String vol_name =(*thePhysVolStore)[i]->GetName();
66 G4String vol_name =(*thePhysVolStore)[i]-> << 83 if (vol_name == ""){
67 if (vol_name.empty()) << 84 vol_name = (*thePhysVolStore)[i]->GetLogicalVolume()->GetName();
68 { << 85 }
69 vol_name = (*thePhysVolStore)[i]->GetLog << 86 if (vol_name == aName){
70 } << 87 thePhysicalVolume = (*thePhysVolStore)[i];
71 if (vol_name == aName) << 88 }
72 { << 89 }
73 thePhysicalVolume = (*thePhysVolStore)[i << 90 if (thePhysicalVolume){
74 } << 91 theSolid = thePhysicalVolume->GetLogicalVolume()->GetSolid();
75 } << 92 ComputeTransformationFromPhysVolToWorld();
76 if (thePhysicalVolume != nullptr) << 93 /*AreaOfExtSurfaceOfThePhysicalVolume=ComputeAreaOfExtSurface(1.e-3);
77 { << 94 G4cout<<"Monte Carlo Estimate of the area of the external surface :"<<AreaOfExtSurfaceOfThePhysicalVolume/m/m<<" m2"<<std::endl;*/
78 theSolid = thePhysicalVolume->GetLogicalVo << 95 }
79 ComputeTransformationFromPhysVolToWorld(); << 96 else {
80 } << 97 G4cout<<"The physical volume with name "<<aName<<" does not exist!!"<<std::endl;
81 else << 98 G4cout<<"Before generating a source on an external surface of a volume you should select another physical volume"<<std::endl;
82 { <<
83 G4cout << "The physical volume with name " <<
84 << " does not exist!!" << G4endl; <<
85 G4cout << "Before generating a source on a <<
86 << "of a volume you should select a <<
87 << G4endl; <<
88 } 99 }
89 return thePhysicalVolume; 100 return thePhysicalVolume;
90 } 101 }
91 << 102 /////////////////////////////////////////////////////////////////////////////////////////
92 // ------------------------------------------- <<
93 // 103 //
94 void << 104 void G4AdjointPosOnPhysVolGenerator::DefinePhysicalVolume1(const G4String& aName)
95 G4AdjointPosOnPhysVolGenerator::DefinePhysical <<
96 { 105 {
97 thePhysicalVolume = DefinePhysicalVolume(aNa << 106 thePhysicalVolume = DefinePhysicalVolume(aName);
98 } 107 }
99 << 108 ////////////////////////////////////////////////////
100 // ------------------------------------------- <<
101 // 109 //
102 G4double G4AdjointPosOnPhysVolGenerator::Compu 110 G4double G4AdjointPosOnPhysVolGenerator::ComputeAreaOfExtSurface()
103 { 111 {
104 return ComputeAreaOfExtSurface(theSolid); << 112 return ComputeAreaOfExtSurface(theSolid);
105 } 113 }
106 << 114 ////////////////////////////////////////////////////
107 // ------------------------------------------- <<
108 // 115 //
109 G4double G4AdjointPosOnPhysVolGenerator::Compu 116 G4double G4AdjointPosOnPhysVolGenerator::ComputeAreaOfExtSurface(G4int NStats)
110 { 117 {
111 return ComputeAreaOfExtSurface(theSolid,NSta << 118 return ComputeAreaOfExtSurface(theSolid,NStats);
112 } 119 }
113 << 120 ////////////////////////////////////////////////////
114 // ------------------------------------------- <<
115 // 121 //
116 G4double G4AdjointPosOnPhysVolGenerator::Compu 122 G4double G4AdjointPosOnPhysVolGenerator::ComputeAreaOfExtSurface(G4double eps)
117 { 123 {
118 return ComputeAreaOfExtSurface(theSolid,eps) 124 return ComputeAreaOfExtSurface(theSolid,eps);
119 } 125 }
120 << 126 ////////////////////////////////////////////////////
121 // ------------------------------------------- <<
122 // 127 //
123 G4double << 128 G4double G4AdjointPosOnPhysVolGenerator::ComputeAreaOfExtSurface(G4VSolid* aSolid)
124 G4AdjointPosOnPhysVolGenerator::ComputeAreaOfE <<
125 { 129 {
126 return ComputeAreaOfExtSurface(aSolid,1.e-3) 130 return ComputeAreaOfExtSurface(aSolid,1.e-3);
127 } 131 }
128 << 132 ////////////////////////////////////////////////////
129 // ------------------------------------------- <<
130 // 133 //
131 G4double << 134 G4double G4AdjointPosOnPhysVolGenerator::ComputeAreaOfExtSurface(G4VSolid* aSolid,G4int NStats)
132 G4AdjointPosOnPhysVolGenerator::ComputeAreaOfE << 135 {
133 << 136 if (ModelOfSurfaceSource == "OnSolid" ){
134 { << 137 if (UseSphere){
135 if (ModelOfSurfaceSource == "OnSolid") << 138 return ComputeAreaOfExtSurfaceStartingFromSphere(aSolid,NStats);
136 { << 139 }
137 if (UseSphere) << 140 else {
138 { << 141 return ComputeAreaOfExtSurfaceStartingFromBox(aSolid,NStats);
139 return ComputeAreaOfExtSurfaceStartingFr << 142 }
140 } <<
141 <<
142 return ComputeAreaOfExtSurfaceStartingFrom <<
143 } 143 }
144 << 144 else {
145 G4ThreeVector p, dir; << 145 G4ThreeVector p,dir;
146 if (ModelOfSurfaceSource == "ExternalSphere" << 146 if (ModelOfSurfaceSource == "ExternalSphere" ) return GenerateAPositionOnASphereBoundary(aSolid, p,dir);
147 { << 147 return GenerateAPositionOnABoxBoundary(aSolid, p,dir);
148 return GenerateAPositionOnASphereBoundary( <<
149 } 148 }
150 <<
151 return GenerateAPositionOnABoxBoundary(aSoli <<
152 } 149 }
153 << 150 ////////////////////////////////////////////////////
154 // ------------------------------------------- <<
155 // 151 //
156 G4double << 152 G4double G4AdjointPosOnPhysVolGenerator::ComputeAreaOfExtSurface(G4VSolid* aSolid,G4double eps)
157 G4AdjointPosOnPhysVolGenerator::ComputeAreaOfE <<
158 <<
159 { 153 {
160 auto Nstats = G4int(1./(eps*eps)); << 154 G4int Nstats = G4int(1./(eps*eps));
161 return ComputeAreaOfExtSurface(aSolid,Nstats 155 return ComputeAreaOfExtSurface(aSolid,Nstats);
162 } 156 }
163 << 157 ////////////////////////////////////////////////////
164 // ------------------------------------------- << 158 void G4AdjointPosOnPhysVolGenerator::GenerateAPositionOnTheExtSurfaceOfASolid(G4VSolid* aSolid,G4ThreeVector& p, G4ThreeVector& direction)
165 // << 159 {
166 void G4AdjointPosOnPhysVolGenerator:: << 160 if (ModelOfSurfaceSource == "OnSolid" ){
167 GenerateAPositionOnTheExtSurfaceOfASolid(G4VSo << 161 GenerateAPositionOnASolidBoundary(aSolid, p,direction);
168 G4Thr << 162 return;
169 { << 163 }
170 if (ModelOfSurfaceSource == "OnSolid") << 164 if (ModelOfSurfaceSource == "ExternalSphere" ) {
171 { << 165 GenerateAPositionOnASphereBoundary(aSolid, p, direction);
172 GenerateAPositionOnASolidBoundary(aSolid, << 166 return;
173 return; << 167 }
174 } << 168 GenerateAPositionOnABoxBoundary(aSolid, p, direction);
175 if (ModelOfSurfaceSource == "ExternalSphere" << 169 return;
176 { << 170 }
177 GenerateAPositionOnASphereBoundary(aSolid, << 171 ////////////////////////////////////////////////////
178 return; << 172 void G4AdjointPosOnPhysVolGenerator::GenerateAPositionOnTheExtSurfaceOfTheSolid(G4ThreeVector& p, G4ThreeVector& direction)
179 } <<
180 GenerateAPositionOnABoxBoundary(aSolid, p, d <<
181 return; <<
182 } <<
183 <<
184 // ------------------------------------------- <<
185 // <<
186 void G4AdjointPosOnPhysVolGenerator:: <<
187 GenerateAPositionOnTheExtSurfaceOfTheSolid(G4T <<
188 G4T <<
189 { 173 {
190 GenerateAPositionOnTheExtSurfaceOfASolid(the 174 GenerateAPositionOnTheExtSurfaceOfASolid(theSolid,p,direction);
191 } 175 }
192 << 176 ////////////////////////////////////////////////////
193 // ------------------------------------------- <<
194 // 177 //
195 G4double G4AdjointPosOnPhysVolGenerator:: << 178 G4double G4AdjointPosOnPhysVolGenerator::ComputeAreaOfExtSurfaceStartingFromBox(G4VSolid* aSolid,G4int Nstat)
196 ComputeAreaOfExtSurfaceStartingFromBox(G4VSoli <<
197 { 179 {
198 if ( Nstat <= 0 ) { return 0.; } <<
199 G4double area=1.; 180 G4double area=1.;
200 G4int i=0, j=0; << 181 G4int i=0;
201 while (i<Nstat) << 182 G4int j=0;
202 { << 183 while (i<Nstat){
203 G4ThreeVector p, direction; << 184 G4ThreeVector p, direction;
204 area = GenerateAPositionOnABoxBoundary( aS << 185 area = GenerateAPositionOnABoxBoundary( aSolid,p, direction);
205 G4double dist_to_in = aSolid->DistanceToIn << 186 G4double dist_to_in = aSolid->DistanceToIn(p,direction);
206 if (dist_to_in<kInfinity/2.) { ++i; } << 187 if (dist_to_in<kInfinity/2.) i++;
207 ++j; << 188 j++;
208 } << 189 }
209 area=area*G4double(i)/G4double(j); << 190 area=area*double(i)/double(j);
210 return area; << 191 return area;
211 } 192 }
212 << 193 /////////////////////////////////////////////////////////////////////////////////////////
213 // ------------------------------------------- <<
214 // 194 //
215 G4double G4AdjointPosOnPhysVolGenerator:: << 195 G4double G4AdjointPosOnPhysVolGenerator::ComputeAreaOfExtSurfaceStartingFromSphere(G4VSolid* aSolid,G4int Nstat)
216 ComputeAreaOfExtSurfaceStartingFromSphere(G4VS <<
217 { 196 {
218 if ( Nstat <= 0 ) { return 0.; } <<
219 G4double area=1.; 197 G4double area=1.;
220 G4int i=0, j=0; << 198 G4int i=0;
221 while (i<Nstat) << 199 G4int j=0;
222 { << 200 while (i<Nstat){
223 G4ThreeVector p, direction; << 201 G4ThreeVector p, direction;
224 area = GenerateAPositionOnASphereBoundary( << 202 area = GenerateAPositionOnASphereBoundary( aSolid,p, direction);
225 G4double dist_to_in = aSolid->DistanceToIn << 203 G4double dist_to_in = aSolid->DistanceToIn(p,direction);
226 if (dist_to_in<kInfinity/2.) { ++i; } << 204 if (dist_to_in<kInfinity/2.) i++;
227 ++j; << 205 j++;
228 } << 206 }
229 area=area*G4double(i)/G4double(j); << 207 area=area*double(i)/double(j);
230 return area; << 208
>> 209 return area;
231 } 210 }
232 << 211 /////////////////////////////////////////////////////////////////////////////////////////
233 // ------------------------------------------- <<
234 // 212 //
235 void G4AdjointPosOnPhysVolGenerator:: << 213 void G4AdjointPosOnPhysVolGenerator::GenerateAPositionOnASolidBoundary(G4VSolid* aSolid,G4ThreeVector& p, G4ThreeVector& direction)
236 GenerateAPositionOnASolidBoundary(G4VSolid* aS <<
237 G4ThreeVecto <<
238 { 214 {
239 G4bool find_pos = false; << 215 G4bool find_pos =false;
240 while (!find_pos) << 216 while (!find_pos){
241 { << 217 if (UseSphere) GenerateAPositionOnASphereBoundary( aSolid,p, direction);
242 if (UseSphere) << 218 else GenerateAPositionOnABoxBoundary( aSolid,p, direction);
243 { <<
244 GenerateAPositionOnASphereBoundary( aSol <<
245 } <<
246 else <<
247 { <<
248 GenerateAPositionOnABoxBoundary( aSolid, <<
249 } <<
250 G4double dist_to_in = aSolid->DistanceToIn 219 G4double dist_to_in = aSolid->DistanceToIn(p,direction);
251 if (dist_to_in<kInfinity/2.) << 220 if (dist_to_in<kInfinity/2.) {
252 { << 221 find_pos =true;
253 find_pos = true; << 222 G4ThreeVector p1=p+ 0.99999*direction*dist_to_in;
254 p += 0.999999*direction*dist_to_in; << 223 G4ThreeVector norm =aSolid->SurfaceNormal(p1);
>> 224 p+= 0.999999*direction*dist_to_in;
>> 225 CosThDirComparedToNormal=direction.dot(-norm);
255 } 226 }
256 } 227 }
257 } 228 }
258 << 229 /////////////////////////////////////////////////////////////////////////////////////////
259 // ------------------------------------------- <<
260 // 230 //
261 G4double G4AdjointPosOnPhysVolGenerator:: << 231 G4double G4AdjointPosOnPhysVolGenerator::GenerateAPositionOnASphereBoundary(G4VSolid* aSolid,G4ThreeVector& p, G4ThreeVector& direction)
262 GenerateAPositionOnASphereBoundary(G4VSolid* a <<
263 G4ThreeVect <<
264 { 232 {
265 G4double minX,maxX,minY,maxY,minZ,maxZ; 233 G4double minX,maxX,minY,maxY,minZ,maxZ;
266 234
267 // values needed for CalculateExtent signatu 235 // values needed for CalculateExtent signature
268 236
269 G4VoxelLimits limit; // Unlim 237 G4VoxelLimits limit; // Unlimited
270 G4AffineTransform origin; 238 G4AffineTransform origin;
271 239
272 // min max extents of pSolid along X,Y,Z 240 // min max extents of pSolid along X,Y,Z
273 241
274 aSolid->CalculateExtent(kXAxis,limit,origin, 242 aSolid->CalculateExtent(kXAxis,limit,origin,minX,maxX);
275 aSolid->CalculateExtent(kYAxis,limit,origin, 243 aSolid->CalculateExtent(kYAxis,limit,origin,minY,maxY);
276 aSolid->CalculateExtent(kZAxis,limit,origin, 244 aSolid->CalculateExtent(kZAxis,limit,origin,minZ,maxZ);
277 245
278 G4ThreeVector center = G4ThreeVector((minX+m << 246 G4ThreeVector center = G4ThreeVector((minX+maxX)/2.,(minY+maxY)/2.,(minZ+maxZ)/2.);
279 (minY+m << 247
280 (minZ+m <<
281 G4double dX=(maxX-minX)/2.; 248 G4double dX=(maxX-minX)/2.;
282 G4double dY=(maxY-minY)/2.; 249 G4double dY=(maxY-minY)/2.;
283 G4double dZ=(maxZ-minZ)/2.; 250 G4double dZ=(maxZ-minZ)/2.;
284 G4double scale=1.01; 251 G4double scale=1.01;
285 G4double r=scale*std::sqrt(dX*dX+dY*dY+dZ*dZ 252 G4double r=scale*std::sqrt(dX*dX+dY*dY+dZ*dZ);
286 253
287 G4double cos_th2 = G4UniformRand(); 254 G4double cos_th2 = G4UniformRand();
288 G4double theta = std::acos(std::sqrt(cos_th2 255 G4double theta = std::acos(std::sqrt(cos_th2));
289 G4double phi=G4UniformRand()*CLHEP::twopi; << 256 G4double phi=G4UniformRand()*3.1415926*2;
290 direction.setRThetaPhi(1.,theta,phi); 257 direction.setRThetaPhi(1.,theta,phi);
291 direction=-direction; 258 direction=-direction;
292 G4double cos_th = (1.-2.*G4UniformRand()); 259 G4double cos_th = (1.-2.*G4UniformRand());
293 theta = std::acos(cos_th); 260 theta = std::acos(cos_th);
294 if (G4UniformRand() < 0.5) { theta=CLHEP::p << 261 if (G4UniformRand() <0.5) theta=3.1415926-theta;
295 phi=G4UniformRand()*CLHEP::twopi; << 262 phi=G4UniformRand()*3.1415926*2;
296 p.setRThetaPhi(r,theta,phi); 263 p.setRThetaPhi(r,theta,phi);
297 p+=center; 264 p+=center;
298 direction.rotateY(theta); 265 direction.rotateY(theta);
299 direction.rotateZ(phi); 266 direction.rotateZ(phi);
300 return 4.*CLHEP::pi*r*r;; << 267 return 4.*3.1415926*r*r;;
301 } 268 }
302 << 269 /////////////////////////////////////////////////////////////////////////////////////////
303 // ------------------------------------------- <<
304 // 270 //
305 G4double G4AdjointPosOnPhysVolGenerator:: << 271 G4double G4AdjointPosOnPhysVolGenerator::GenerateAPositionOnABoxBoundary(G4VSolid* aSolid,G4ThreeVector& p, G4ThreeVector& direction)
306 GenerateAPositionOnABoxBoundary(G4VSolid* aSol <<
307 G4ThreeVector& <<
308 { 272 {
309 273
310 G4double ran_var,px,py,pz,minX,maxX,minY,max 274 G4double ran_var,px,py,pz,minX,maxX,minY,maxY,minZ,maxZ;
311 275
312 // values needed for CalculateExtent signatu 276 // values needed for CalculateExtent signature
313 277
314 G4VoxelLimits limit; // Unlim 278 G4VoxelLimits limit; // Unlimited
315 G4AffineTransform origin; 279 G4AffineTransform origin;
316 280
317 // min max extents of pSolid along X,Y,Z 281 // min max extents of pSolid along X,Y,Z
318 282
319 aSolid->CalculateExtent(kXAxis,limit,origin, 283 aSolid->CalculateExtent(kXAxis,limit,origin,minX,maxX);
320 aSolid->CalculateExtent(kYAxis,limit,origin, 284 aSolid->CalculateExtent(kYAxis,limit,origin,minY,maxY);
321 aSolid->CalculateExtent(kZAxis,limit,origin, 285 aSolid->CalculateExtent(kZAxis,limit,origin,minZ,maxZ);
322 286
323 G4double scale=.1; 287 G4double scale=.1;
324 minX-=scale*std::abs(minX); 288 minX-=scale*std::abs(minX);
325 minY-=scale*std::abs(minY); 289 minY-=scale*std::abs(minY);
326 minZ-=scale*std::abs(minZ); 290 minZ-=scale*std::abs(minZ);
327 maxX+=scale*std::abs(maxX); 291 maxX+=scale*std::abs(maxX);
328 maxY+=scale*std::abs(maxY); 292 maxY+=scale*std::abs(maxY);
329 maxZ+=scale*std::abs(maxZ); 293 maxZ+=scale*std::abs(maxZ);
330 294
331 G4double dX=(maxX-minX); 295 G4double dX=(maxX-minX);
332 G4double dY=(maxY-minY); 296 G4double dY=(maxY-minY);
333 G4double dZ=(maxZ-minZ); 297 G4double dZ=(maxZ-minZ);
334 298
335 G4double XY_prob=2.*dX*dY; 299 G4double XY_prob=2.*dX*dY;
336 G4double YZ_prob=2.*dY*dZ; 300 G4double YZ_prob=2.*dY*dZ;
337 G4double ZX_prob=2.*dZ*dX; 301 G4double ZX_prob=2.*dZ*dX;
338 G4double area=XY_prob+YZ_prob+ZX_prob; 302 G4double area=XY_prob+YZ_prob+ZX_prob;
339 XY_prob/=area; 303 XY_prob/=area;
340 YZ_prob/=area; 304 YZ_prob/=area;
341 ZX_prob/=area; 305 ZX_prob/=area;
342 306
343 ran_var=G4UniformRand(); 307 ran_var=G4UniformRand();
344 G4double cos_th2 = G4UniformRand(); 308 G4double cos_th2 = G4UniformRand();
345 G4double sth = std::sqrt(1.-cos_th2); 309 G4double sth = std::sqrt(1.-cos_th2);
346 G4double cth = std::sqrt(cos_th2); 310 G4double cth = std::sqrt(cos_th2);
347 G4double phi = G4UniformRand()*CLHEP::twopi; << 311 G4double phi=G4UniformRand()*3.1415926*2;
348 G4double dirX = sth*std::cos(phi); 312 G4double dirX = sth*std::cos(phi);
349 G4double dirY = sth*std::sin(phi); 313 G4double dirY = sth*std::sin(phi);
350 G4double dirZ = cth; 314 G4double dirZ = cth;
351 if (ran_var <=XY_prob) // on the XY faces << 315 if (ran_var <=XY_prob){ //on the XY faces
352 { << 316 G4double ran_var1=ran_var/XY_prob;
353 G4double ran_var1=ran_var/XY_prob; << 317 G4double ranX=ran_var1;
354 G4double ranX=ran_var1; << 318 if (ran_var1<=0.5){
355 if (ran_var1<=0.5) << 319 pz=minZ;
356 { << 320 direction=G4ThreeVector(dirX,dirY,dirZ);
357 pz=minZ; << 321 ranX=ran_var1*2.;
358 direction=G4ThreeVector(dirX,dirY,dirZ); << 322 }
359 ranX=ran_var1*2.; << 323 else{
360 } << 324 pz=maxZ;
361 else << 325 direction=-G4ThreeVector(dirX,dirY,dirZ);
362 { << 326 ranX=(ran_var1-0.5)*2.;
363 pz=maxZ; << 327 }
364 direction=-G4ThreeVector(dirX,dirY,dirZ) << 328 G4double ranY=G4UniformRand();
365 ranX=(ran_var1-0.5)*2.; << 329 px=minX+(maxX-minX)*ranX;
366 } << 330 py=minY+(maxY-minY)*ranY;
367 G4double ranY=G4UniformRand(); << 331 }
368 px=minX+(maxX-minX)*ranX; << 332 else if (ran_var <=(XY_prob+YZ_prob)){ //on the YZ faces
369 py=minY+(maxY-minY)*ranY; << 333 G4double ran_var1=(ran_var-XY_prob)/YZ_prob;
370 } << 334 G4double ranY=ran_var1;
371 else if (ran_var <=(XY_prob+YZ_prob)) // on << 335 if (ran_var1<=0.5){
372 { << 336 px=minX;
373 G4double ran_var1=(ran_var-XY_prob)/YZ_pro << 337 direction=G4ThreeVector(dirZ,dirX,dirY);
374 G4double ranY=ran_var1; << 338 ranY=ran_var1*2.;
375 if (ran_var1<=0.5) << 339 }
376 { << 340 else{
377 px=minX; << 341 px=maxX;
378 direction=G4ThreeVector(dirZ,dirX,dirY); << 342 direction=-G4ThreeVector(dirZ,dirX,dirY);
379 ranY=ran_var1*2.; << 343 ranY=(ran_var1-0.5)*2.;
380 } << 344 }
381 else << 345 G4double ranZ=G4UniformRand();
382 { << 346 py=minY+(maxY-minY)*ranY;
383 px=maxX; << 347 pz=minZ+(maxZ-minZ)*ranZ;
384 direction=-G4ThreeVector(dirZ,dirX,dirY) << 348
385 ranY=(ran_var1-0.5)*2.; << 349 }
386 } << 350 else{ //on the ZX faces
387 G4double ranZ=G4UniformRand(); << 351 G4double ran_var1=(ran_var-XY_prob-YZ_prob)/ZX_prob;
388 py=minY+(maxY-minY)*ranY; << 352 G4double ranZ=ran_var1;
389 pz=minZ+(maxZ-minZ)*ranZ; << 353 if (ran_var1<=0.5){
390 } << 354 py=minY;
391 else // on the ZX faces << 355 direction=G4ThreeVector(dirY,dirZ,dirX);
392 { << 356 ranZ=ran_var1*2.;
393 G4double ran_var1=(ran_var-XY_prob-YZ_prob << 357 }
394 G4double ranZ=ran_var1; << 358 else{
395 if (ran_var1<=0.5) << 359 py=maxY;
396 { << 360 direction=-G4ThreeVector(dirY,dirZ,dirX);
397 py=minY; << 361 ranZ=(ran_var1-0.5)*2.;
398 direction=G4ThreeVector(dirY,dirZ,dirX); << 362 }
399 ranZ=ran_var1*2.; << 363 G4double ranX=G4UniformRand();
400 } << 364 px=minX+(maxX-minX)*ranX;
401 else << 365 pz=minZ+(maxZ-minZ)*ranZ;
402 { <<
403 py=maxY; <<
404 direction=-G4ThreeVector(dirY,dirZ,dirX) <<
405 ranZ=(ran_var1-0.5)*2.; <<
406 } <<
407 G4double ranX=G4UniformRand(); <<
408 px=minX+(maxX-minX)*ranX; <<
409 pz=minZ+(maxZ-minZ)*ranZ; <<
410 } 366 }
411 367
412 p=G4ThreeVector(px,py,pz); 368 p=G4ThreeVector(px,py,pz);
413 return area; 369 return area;
414 } 370 }
415 << 371 /////////////////////////////////////////////////////////////////////////////////////////
416 // ------------------------------------------- <<
417 // 372 //
418 void G4AdjointPosOnPhysVolGenerator:: << 373 void G4AdjointPosOnPhysVolGenerator::GenerateAPositionOnTheExtSurfaceOfThePhysicalVolume(G4ThreeVector& p, G4ThreeVector& direction)
419 GenerateAPositionOnTheExtSurfaceOfThePhysicalV << 374 {
420 << 375 if (!thePhysicalVolume) {
421 { << 376 G4cout<<"Before generating a source on an external surface of volume you should select a physical volume"<<std::endl;
422 if (thePhysicalVolume == nullptr) << 377 return;
423 { << 378 };
424 G4cout << "Before generating a source on a <<
425 << "of volume you should select a p <<
426 return; <<
427 } <<
428 GenerateAPositionOnTheExtSurfaceOfTheSolid(p 379 GenerateAPositionOnTheExtSurfaceOfTheSolid(p,direction);
429 p = theTransformationFromPhysVolToWorld.Tran 380 p = theTransformationFromPhysVolToWorld.TransformPoint(p);
430 direction = theTransformationFromPhysVolToWo 381 direction = theTransformationFromPhysVolToWorld.TransformAxis(direction);
431 } 382 }
432 << 383 /////////////////////////////////////////////////////////////////////////////////////////
433 // ------------------------------------------- <<
434 // 384 //
435 void G4AdjointPosOnPhysVolGenerator:: << 385 void G4AdjointPosOnPhysVolGenerator::GenerateAPositionOnTheExtSurfaceOfThePhysicalVolume(G4ThreeVector& p, G4ThreeVector& direction,
436 GenerateAPositionOnTheExtSurfaceOfThePhysicalV << 386 G4double& costh_to_normal)
437 <<
438 <<
439 { 387 {
440 GenerateAPositionOnTheExtSurfaceOfThePhysica 388 GenerateAPositionOnTheExtSurfaceOfThePhysicalVolume(p, direction);
441 costh_to_normal = CosThDirComparedToNormal; 389 costh_to_normal = CosThDirComparedToNormal;
442 } << 390 }
443 << 391 /////////////////////////////////////////////////////////////////////////////////////////
444 // ------------------------------------------- <<
445 // 392 //
446 void G4AdjointPosOnPhysVolGenerator::ComputeTr 393 void G4AdjointPosOnPhysVolGenerator::ComputeTransformationFromPhysVolToWorld()
447 { 394 {
448 G4VPhysicalVolume* daughter = thePhysicalVol << 395 G4VPhysicalVolume* daughter =thePhysicalVolume;
449 G4LogicalVolume* mother = thePhysicalVolume- 396 G4LogicalVolume* mother = thePhysicalVolume->GetMotherLogical();
450 theTransformationFromPhysVolToWorld = G4Affi 397 theTransformationFromPhysVolToWorld = G4AffineTransform();
451 G4PhysicalVolumeStore* thePhysVolStore = G4P << 398 G4PhysicalVolumeStore* thePhysVolStore =G4PhysicalVolumeStore::GetInstance();
452 while (mother != nullptr) << 399 while (mother){
453 { << 400 theTransformationFromPhysVolToWorld *=
454 theTransformationFromPhysVolToWorld *= << 401 G4AffineTransform(daughter->GetFrameRotation(),daughter->GetObjectTranslation());
455 G4AffineTransform(daughter->GetFrameRota << 402 for ( unsigned int i=0; i< thePhysVolStore->size();i++){
456 daughter->GetObjectTra << 403 if ((*thePhysVolStore)[i]->GetLogicalVolume() == mother){
457 for ( unsigned int i=0; i<thePhysVolStore- << 404 daughter = (*thePhysVolStore)[i];
458 { << 405 mother =daughter->GetMotherLogical();
459 if ((*thePhysVolStore)[i]->GetLogicalVol << 406 break;
460 { << 407 };
461 daughter = (*thePhysVolStore)[i]; << 408 }
462 mother = daughter->GetMotherLogical(); <<
463 break; <<
464 } <<
465 } <<
466 } 409 }
467 } 410 }
>> 411
468 412