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25 // 25 //
26 // G4AdjointPosOnPhysVolGenerator class implem <<
27 // 26 //
28 // Author: L. Desorgher, SpaceIT GmbH - 01.06. << 27 /////////////////////////////////////////////////////////////////////////////
29 // Contract: ESA contract 21435/08/NL/AT << 28 // Class Name: G4AdjointCrossSurfChecker
30 // Customer: ESA/ESTEC << 29 // Author: L. Desorgher
31 // ------------------------------------------- << 30 // Organisation: SpaceIT GmbH
>> 31 // Contract: ESA contract 21435/08/NL/AT
>> 32 // Customer: ESA/ESTEC
>> 33 /////////////////////////////////////////////////////////////////////////////
32 34
33 #include "G4AdjointPosOnPhysVolGenerator.hh" 35 #include "G4AdjointPosOnPhysVolGenerator.hh"
34 #include "G4VSolid.hh" 36 #include "G4VSolid.hh"
35 #include "G4VoxelLimits.hh" 37 #include "G4VoxelLimits.hh"
36 #include "G4AffineTransform.hh" 38 #include "G4AffineTransform.hh"
37 #include "Randomize.hh" 39 #include "Randomize.hh"
38 #include "G4VPhysicalVolume.hh" 40 #include "G4VPhysicalVolume.hh"
39 #include "G4PhysicalVolumeStore.hh" 41 #include "G4PhysicalVolumeStore.hh"
40 #include "G4LogicalVolumeStore.hh" 42 #include "G4LogicalVolumeStore.hh"
41 43
42 G4ThreadLocal G4AdjointPosOnPhysVolGenerator* << 44 G4ThreadLocal G4AdjointPosOnPhysVolGenerator* G4AdjointPosOnPhysVolGenerator::theInstance = 0;
43 G4AdjointPosOnPhysVolGenerator::theInstance = <<
44 45
45 // ------------------------------------------- << 46 ////////////////////////////////////////////////////
46 // 47 //
47 G4AdjointPosOnPhysVolGenerator* G4AdjointPosOn 48 G4AdjointPosOnPhysVolGenerator* G4AdjointPosOnPhysVolGenerator::GetInstance()
48 { 49 {
49 if(theInstance == nullptr) << 50 if(!theInstance)
50 { 51 {
51 theInstance = new G4AdjointPosOnPhysVolGen << 52 theInstance = new G4AdjointPosOnPhysVolGenerator;
52 } 53 }
53 return theInstance; 54 return theInstance;
54 } 55 }
55 56
56 // ------------------------------------------- << 57 ////////////////////////////////////////////////////
57 // 58 //
58 G4VPhysicalVolume* << 59 G4AdjointPosOnPhysVolGenerator::~G4AdjointPosOnPhysVolGenerator()
59 G4AdjointPosOnPhysVolGenerator::DefinePhysical << 60 {
>> 61 }
>> 62
>> 63 ////////////////////////////////////////////////////
>> 64 //
>> 65 G4AdjointPosOnPhysVolGenerator::G4AdjointPosOnPhysVolGenerator()
>> 66 : theSolid(0), thePhysicalVolume(0),
>> 67 UseSphere(true), ModelOfSurfaceSource("OnSolid"),
>> 68 AreaOfExtSurfaceOfThePhysicalVolume(0.), CosThDirComparedToNormal(0.)
>> 69 {
>> 70 }
>> 71
>> 72 /////////////////////////////////////////////////////////////////////////////////////////
>> 73 //
>> 74 G4VPhysicalVolume* G4AdjointPosOnPhysVolGenerator::DefinePhysicalVolume(const G4String& aName)
60 { 75 {
61 thePhysicalVolume = nullptr; << 76 thePhysicalVolume = 0;
62 theSolid = nullptr; << 77 theSolid =0;
63 G4PhysicalVolumeStore* thePhysVolStore = G4P << 78 G4PhysicalVolumeStore* thePhysVolStore =G4PhysicalVolumeStore::GetInstance();
64 for ( unsigned int i=0; i< thePhysVolStore-> << 79 for ( unsigned int i=0; i< thePhysVolStore->size();i++){
65 { << 80 G4String vol_name =(*thePhysVolStore)[i]->GetName();
66 G4String vol_name =(*thePhysVolStore)[i]-> << 81 if (vol_name == ""){
67 if (vol_name.empty()) << 82 vol_name = (*thePhysVolStore)[i]->GetLogicalVolume()->GetName();
68 { << 83 }
69 vol_name = (*thePhysVolStore)[i]->GetLog << 84 if (vol_name == aName){
70 } << 85 thePhysicalVolume = (*thePhysVolStore)[i];
71 if (vol_name == aName) << 86 }
72 { << 87 }
73 thePhysicalVolume = (*thePhysVolStore)[i << 88 if (thePhysicalVolume){
74 } << 89 theSolid = thePhysicalVolume->GetLogicalVolume()->GetSolid();
75 } << 90 ComputeTransformationFromPhysVolToWorld();
76 if (thePhysicalVolume != nullptr) << 91 /*AreaOfExtSurfaceOfThePhysicalVolume=ComputeAreaOfExtSurface(1.e-3);
77 { << 92 G4cout<<"Monte Carlo Estimate of the area of the external surface :"<<AreaOfExtSurfaceOfThePhysicalVolume/m/m<<" m2"<<std::endl;*/
78 theSolid = thePhysicalVolume->GetLogicalVo << 93 }
79 ComputeTransformationFromPhysVolToWorld(); << 94 else {
80 } << 95 G4cout<<"The physical volume with name "<<aName<<" does not exist!!"<<std::endl;
81 else << 96 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 } 97 }
89 return thePhysicalVolume; 98 return thePhysicalVolume;
90 } 99 }
91 << 100 /////////////////////////////////////////////////////////////////////////////////////////
92 // ------------------------------------------- <<
93 // 101 //
94 void << 102 void G4AdjointPosOnPhysVolGenerator::DefinePhysicalVolume1(const G4String& aName)
95 G4AdjointPosOnPhysVolGenerator::DefinePhysical <<
96 { 103 {
97 thePhysicalVolume = DefinePhysicalVolume(aNa << 104 thePhysicalVolume = DefinePhysicalVolume(aName);
98 } 105 }
99 << 106 ////////////////////////////////////////////////////
100 // ------------------------------------------- <<
101 // 107 //
102 G4double G4AdjointPosOnPhysVolGenerator::Compu 108 G4double G4AdjointPosOnPhysVolGenerator::ComputeAreaOfExtSurface()
103 { 109 {
104 return ComputeAreaOfExtSurface(theSolid); << 110 return ComputeAreaOfExtSurface(theSolid);
105 } 111 }
106 << 112 ////////////////////////////////////////////////////
107 // ------------------------------------------- <<
108 // 113 //
109 G4double G4AdjointPosOnPhysVolGenerator::Compu 114 G4double G4AdjointPosOnPhysVolGenerator::ComputeAreaOfExtSurface(G4int NStats)
110 { 115 {
111 return ComputeAreaOfExtSurface(theSolid,NSta << 116 return ComputeAreaOfExtSurface(theSolid,NStats);
112 } 117 }
113 << 118 ////////////////////////////////////////////////////
114 // ------------------------------------------- <<
115 // 119 //
116 G4double G4AdjointPosOnPhysVolGenerator::Compu 120 G4double G4AdjointPosOnPhysVolGenerator::ComputeAreaOfExtSurface(G4double eps)
117 { 121 {
118 return ComputeAreaOfExtSurface(theSolid,eps) 122 return ComputeAreaOfExtSurface(theSolid,eps);
119 } 123 }
120 << 124 ////////////////////////////////////////////////////
121 // ------------------------------------------- <<
122 // 125 //
123 G4double << 126 G4double G4AdjointPosOnPhysVolGenerator::ComputeAreaOfExtSurface(G4VSolid* aSolid)
124 G4AdjointPosOnPhysVolGenerator::ComputeAreaOfE <<
125 { 127 {
126 return ComputeAreaOfExtSurface(aSolid,1.e-3) 128 return ComputeAreaOfExtSurface(aSolid,1.e-3);
127 } 129 }
128 << 130 ////////////////////////////////////////////////////
129 // ------------------------------------------- <<
130 // 131 //
131 G4double << 132 G4double G4AdjointPosOnPhysVolGenerator::ComputeAreaOfExtSurface(G4VSolid* aSolid,G4int NStats)
132 G4AdjointPosOnPhysVolGenerator::ComputeAreaOfE <<
133 <<
134 { 133 {
135 if (ModelOfSurfaceSource == "OnSolid") << 134 if (ModelOfSurfaceSource == "OnSolid" ){
136 { << 135 if (UseSphere){
137 if (UseSphere) << 136 return ComputeAreaOfExtSurfaceStartingFromSphere(aSolid,NStats);
138 { << 137 }
139 return ComputeAreaOfExtSurfaceStartingFr << 138 else {
140 } << 139 return ComputeAreaOfExtSurfaceStartingFromBox(aSolid,NStats);
141 << 140 }
142 return ComputeAreaOfExtSurfaceStartingFrom <<
143 } 141 }
144 << 142 else {
145 G4ThreeVector p, dir; << 143 G4ThreeVector p,dir;
146 if (ModelOfSurfaceSource == "ExternalSphere" << 144 if (ModelOfSurfaceSource == "ExternalSphere" ) return GenerateAPositionOnASphereBoundary(aSolid, p,dir);
147 { << 145 return GenerateAPositionOnABoxBoundary(aSolid, p,dir);
148 return GenerateAPositionOnASphereBoundary( <<
149 } 146 }
150 <<
151 return GenerateAPositionOnABoxBoundary(aSoli <<
152 } 147 }
153 << 148 ////////////////////////////////////////////////////
154 // ------------------------------------------- <<
155 // 149 //
156 G4double << 150 G4double G4AdjointPosOnPhysVolGenerator::ComputeAreaOfExtSurface(G4VSolid* aSolid,G4double eps)
157 G4AdjointPosOnPhysVolGenerator::ComputeAreaOfE <<
158 <<
159 { 151 {
160 auto Nstats = G4int(1./(eps*eps)); << 152 G4int Nstats = G4int(1./(eps*eps));
161 return ComputeAreaOfExtSurface(aSolid,Nstats 153 return ComputeAreaOfExtSurface(aSolid,Nstats);
162 } 154 }
163 << 155 ////////////////////////////////////////////////////
164 // ------------------------------------------- << 156 void G4AdjointPosOnPhysVolGenerator::GenerateAPositionOnTheExtSurfaceOfASolid(G4VSolid* aSolid,G4ThreeVector& p, G4ThreeVector& direction)
165 // <<
166 void G4AdjointPosOnPhysVolGenerator:: <<
167 GenerateAPositionOnTheExtSurfaceOfASolid(G4VSo <<
168 G4Thr <<
169 { 157 {
170 if (ModelOfSurfaceSource == "OnSolid") << 158 if (ModelOfSurfaceSource == "OnSolid" ){
171 { << 159 GenerateAPositionOnASolidBoundary(aSolid, p,direction);
172 GenerateAPositionOnASolidBoundary(aSolid, << 160 return;
173 return; << 161 }
174 } << 162 if (ModelOfSurfaceSource == "ExternalSphere" ) {
175 if (ModelOfSurfaceSource == "ExternalSphere" << 163 GenerateAPositionOnASphereBoundary(aSolid, p, direction);
176 { << 164 return;
177 GenerateAPositionOnASphereBoundary(aSolid, << 165 }
178 return; << 166 GenerateAPositionOnABoxBoundary(aSolid, p, direction);
179 } << 167 return;
180 GenerateAPositionOnABoxBoundary(aSolid, p, d <<
181 return; <<
182 } 168 }
183 << 169 ////////////////////////////////////////////////////
184 // ------------------------------------------- << 170 void G4AdjointPosOnPhysVolGenerator::GenerateAPositionOnTheExtSurfaceOfTheSolid(G4ThreeVector& p, G4ThreeVector& direction)
185 // <<
186 void G4AdjointPosOnPhysVolGenerator:: <<
187 GenerateAPositionOnTheExtSurfaceOfTheSolid(G4T <<
188 G4T <<
189 { 171 {
190 GenerateAPositionOnTheExtSurfaceOfASolid(the 172 GenerateAPositionOnTheExtSurfaceOfASolid(theSolid,p,direction);
191 } 173 }
192 << 174 ////////////////////////////////////////////////////
193 // ------------------------------------------- <<
194 // 175 //
195 G4double G4AdjointPosOnPhysVolGenerator:: << 176 G4double G4AdjointPosOnPhysVolGenerator::ComputeAreaOfExtSurfaceStartingFromBox(G4VSolid* aSolid,G4int Nstat)
196 ComputeAreaOfExtSurfaceStartingFromBox(G4VSoli <<
197 { 177 {
198 if ( Nstat <= 0 ) { return 0.; } << 178 if ( Nstat <= 0 ) return 0.;
199 G4double area=1.; 179 G4double area=1.;
200 G4int i=0, j=0; << 180 G4int i=0;
201 while (i<Nstat) << 181 G4int j=0;
202 { << 182 while (i<Nstat){
203 G4ThreeVector p, direction; << 183 G4ThreeVector p, direction;
204 area = GenerateAPositionOnABoxBoundary( aS << 184 area = GenerateAPositionOnABoxBoundary( aSolid,p, direction);
205 G4double dist_to_in = aSolid->DistanceToIn << 185 G4double dist_to_in = aSolid->DistanceToIn(p,direction);
206 if (dist_to_in<kInfinity/2.) { ++i; } << 186 if (dist_to_in<kInfinity/2.) i++;
207 ++j; << 187 j++;
208 } << 188 }
209 area=area*G4double(i)/G4double(j); << 189 area=area*double(i)/double(j);
210 return area; << 190 return area;
211 } 191 }
212 << 192 /////////////////////////////////////////////////////////////////////////////////////////
213 // ------------------------------------------- <<
214 // 193 //
215 G4double G4AdjointPosOnPhysVolGenerator:: << 194 G4double G4AdjointPosOnPhysVolGenerator::ComputeAreaOfExtSurfaceStartingFromSphere(G4VSolid* aSolid,G4int Nstat)
216 ComputeAreaOfExtSurfaceStartingFromSphere(G4VS <<
217 { 195 {
218 if ( Nstat <= 0 ) { return 0.; } << 196 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 return area;
231 } 209 }
232 << 210 /////////////////////////////////////////////////////////////////////////////////////////
233 // ------------------------------------------- <<
234 // 211 //
235 void G4AdjointPosOnPhysVolGenerator:: << 212 void G4AdjointPosOnPhysVolGenerator::GenerateAPositionOnASolidBoundary(G4VSolid* aSolid,G4ThreeVector& p, G4ThreeVector& direction)
236 GenerateAPositionOnASolidBoundary(G4VSolid* aS <<
237 G4ThreeVecto <<
238 { 213 {
239 G4bool find_pos = false; << 214 G4bool find_pos =false;
240 while (!find_pos) << 215 while (!find_pos){
241 { << 216 if (UseSphere) GenerateAPositionOnASphereBoundary( aSolid,p, direction);
242 if (UseSphere) << 217 else GenerateAPositionOnABoxBoundary( aSolid,p, direction);
243 { <<
244 GenerateAPositionOnASphereBoundary( aSol <<
245 } <<
246 else <<
247 { <<
248 GenerateAPositionOnABoxBoundary( aSolid, <<
249 } <<
250 G4double dist_to_in = aSolid->DistanceToIn 218 G4double dist_to_in = aSolid->DistanceToIn(p,direction);
251 if (dist_to_in<kInfinity/2.) << 219 if (dist_to_in<kInfinity/2.) {
252 { << 220 find_pos =true;
253 find_pos = true; << 221 p+= 0.999999*direction*dist_to_in;
254 p += 0.999999*direction*dist_to_in; <<
255 } 222 }
256 } 223 }
257 } 224 }
258 << 225 /////////////////////////////////////////////////////////////////////////////////////////
259 // ------------------------------------------- <<
260 // 226 //
261 G4double G4AdjointPosOnPhysVolGenerator:: << 227 G4double G4AdjointPosOnPhysVolGenerator::GenerateAPositionOnASphereBoundary(G4VSolid* aSolid,G4ThreeVector& p, G4ThreeVector& direction)
262 GenerateAPositionOnASphereBoundary(G4VSolid* a <<
263 G4ThreeVect <<
264 { 228 {
265 G4double minX,maxX,minY,maxY,minZ,maxZ; 229 G4double minX,maxX,minY,maxY,minZ,maxZ;
266 230
267 // values needed for CalculateExtent signatu 231 // values needed for CalculateExtent signature
268 232
269 G4VoxelLimits limit; // Unlim 233 G4VoxelLimits limit; // Unlimited
270 G4AffineTransform origin; 234 G4AffineTransform origin;
271 235
272 // min max extents of pSolid along X,Y,Z 236 // min max extents of pSolid along X,Y,Z
273 237
274 aSolid->CalculateExtent(kXAxis,limit,origin, 238 aSolid->CalculateExtent(kXAxis,limit,origin,minX,maxX);
275 aSolid->CalculateExtent(kYAxis,limit,origin, 239 aSolid->CalculateExtent(kYAxis,limit,origin,minY,maxY);
276 aSolid->CalculateExtent(kZAxis,limit,origin, 240 aSolid->CalculateExtent(kZAxis,limit,origin,minZ,maxZ);
277 241
278 G4ThreeVector center = G4ThreeVector((minX+m << 242 G4ThreeVector center = G4ThreeVector((minX+maxX)/2.,(minY+maxY)/2.,(minZ+maxZ)/2.);
279 (minY+m << 243
280 (minZ+m <<
281 G4double dX=(maxX-minX)/2.; 244 G4double dX=(maxX-minX)/2.;
282 G4double dY=(maxY-minY)/2.; 245 G4double dY=(maxY-minY)/2.;
283 G4double dZ=(maxZ-minZ)/2.; 246 G4double dZ=(maxZ-minZ)/2.;
284 G4double scale=1.01; 247 G4double scale=1.01;
285 G4double r=scale*std::sqrt(dX*dX+dY*dY+dZ*dZ 248 G4double r=scale*std::sqrt(dX*dX+dY*dY+dZ*dZ);
286 249
287 G4double cos_th2 = G4UniformRand(); 250 G4double cos_th2 = G4UniformRand();
288 G4double theta = std::acos(std::sqrt(cos_th2 251 G4double theta = std::acos(std::sqrt(cos_th2));
289 G4double phi=G4UniformRand()*CLHEP::twopi; << 252 G4double phi=G4UniformRand()*3.1415926*2;
290 direction.setRThetaPhi(1.,theta,phi); 253 direction.setRThetaPhi(1.,theta,phi);
291 direction=-direction; 254 direction=-direction;
292 G4double cos_th = (1.-2.*G4UniformRand()); 255 G4double cos_th = (1.-2.*G4UniformRand());
293 theta = std::acos(cos_th); 256 theta = std::acos(cos_th);
294 if (G4UniformRand() < 0.5) { theta=CLHEP::p << 257 if (G4UniformRand() <0.5) theta=3.1415926-theta;
295 phi=G4UniformRand()*CLHEP::twopi; << 258 phi=G4UniformRand()*3.1415926*2;
296 p.setRThetaPhi(r,theta,phi); 259 p.setRThetaPhi(r,theta,phi);
297 p+=center; 260 p+=center;
298 direction.rotateY(theta); 261 direction.rotateY(theta);
299 direction.rotateZ(phi); 262 direction.rotateZ(phi);
300 return 4.*CLHEP::pi*r*r;; << 263 return 4.*3.1415926*r*r;;
301 } 264 }
302 << 265 /////////////////////////////////////////////////////////////////////////////////////////
303 // ------------------------------------------- <<
304 // 266 //
305 G4double G4AdjointPosOnPhysVolGenerator:: << 267 G4double G4AdjointPosOnPhysVolGenerator::GenerateAPositionOnABoxBoundary(G4VSolid* aSolid,G4ThreeVector& p, G4ThreeVector& direction)
306 GenerateAPositionOnABoxBoundary(G4VSolid* aSol <<
307 G4ThreeVector& <<
308 { 268 {
309 269
310 G4double ran_var,px,py,pz,minX,maxX,minY,max 270 G4double ran_var,px,py,pz,minX,maxX,minY,maxY,minZ,maxZ;
311 271
312 // values needed for CalculateExtent signatu 272 // values needed for CalculateExtent signature
313 273
314 G4VoxelLimits limit; // Unlim 274 G4VoxelLimits limit; // Unlimited
315 G4AffineTransform origin; 275 G4AffineTransform origin;
316 276
317 // min max extents of pSolid along X,Y,Z 277 // min max extents of pSolid along X,Y,Z
318 278
319 aSolid->CalculateExtent(kXAxis,limit,origin, 279 aSolid->CalculateExtent(kXAxis,limit,origin,minX,maxX);
320 aSolid->CalculateExtent(kYAxis,limit,origin, 280 aSolid->CalculateExtent(kYAxis,limit,origin,minY,maxY);
321 aSolid->CalculateExtent(kZAxis,limit,origin, 281 aSolid->CalculateExtent(kZAxis,limit,origin,minZ,maxZ);
322 282
323 G4double scale=.1; 283 G4double scale=.1;
324 minX-=scale*std::abs(minX); 284 minX-=scale*std::abs(minX);
325 minY-=scale*std::abs(minY); 285 minY-=scale*std::abs(minY);
326 minZ-=scale*std::abs(minZ); 286 minZ-=scale*std::abs(minZ);
327 maxX+=scale*std::abs(maxX); 287 maxX+=scale*std::abs(maxX);
328 maxY+=scale*std::abs(maxY); 288 maxY+=scale*std::abs(maxY);
329 maxZ+=scale*std::abs(maxZ); 289 maxZ+=scale*std::abs(maxZ);
330 290
331 G4double dX=(maxX-minX); 291 G4double dX=(maxX-minX);
332 G4double dY=(maxY-minY); 292 G4double dY=(maxY-minY);
333 G4double dZ=(maxZ-minZ); 293 G4double dZ=(maxZ-minZ);
334 294
335 G4double XY_prob=2.*dX*dY; 295 G4double XY_prob=2.*dX*dY;
336 G4double YZ_prob=2.*dY*dZ; 296 G4double YZ_prob=2.*dY*dZ;
337 G4double ZX_prob=2.*dZ*dX; 297 G4double ZX_prob=2.*dZ*dX;
338 G4double area=XY_prob+YZ_prob+ZX_prob; 298 G4double area=XY_prob+YZ_prob+ZX_prob;
339 XY_prob/=area; 299 XY_prob/=area;
340 YZ_prob/=area; 300 YZ_prob/=area;
341 ZX_prob/=area; 301 ZX_prob/=area;
342 302
343 ran_var=G4UniformRand(); 303 ran_var=G4UniformRand();
344 G4double cos_th2 = G4UniformRand(); 304 G4double cos_th2 = G4UniformRand();
345 G4double sth = std::sqrt(1.-cos_th2); 305 G4double sth = std::sqrt(1.-cos_th2);
346 G4double cth = std::sqrt(cos_th2); 306 G4double cth = std::sqrt(cos_th2);
347 G4double phi = G4UniformRand()*CLHEP::twopi; << 307 G4double phi=G4UniformRand()*3.1415926*2;
348 G4double dirX = sth*std::cos(phi); 308 G4double dirX = sth*std::cos(phi);
349 G4double dirY = sth*std::sin(phi); 309 G4double dirY = sth*std::sin(phi);
350 G4double dirZ = cth; 310 G4double dirZ = cth;
351 if (ran_var <=XY_prob) // on the XY faces << 311 if (ran_var <=XY_prob){ //on the XY faces
352 { << 312 G4double ran_var1=ran_var/XY_prob;
353 G4double ran_var1=ran_var/XY_prob; << 313 G4double ranX=ran_var1;
354 G4double ranX=ran_var1; << 314 if (ran_var1<=0.5){
355 if (ran_var1<=0.5) << 315 pz=minZ;
356 { << 316 direction=G4ThreeVector(dirX,dirY,dirZ);
357 pz=minZ; << 317 ranX=ran_var1*2.;
358 direction=G4ThreeVector(dirX,dirY,dirZ); << 318 }
359 ranX=ran_var1*2.; << 319 else{
360 } << 320 pz=maxZ;
361 else << 321 direction=-G4ThreeVector(dirX,dirY,dirZ);
362 { << 322 ranX=(ran_var1-0.5)*2.;
363 pz=maxZ; << 323 }
364 direction=-G4ThreeVector(dirX,dirY,dirZ) << 324 G4double ranY=G4UniformRand();
365 ranX=(ran_var1-0.5)*2.; << 325 px=minX+(maxX-minX)*ranX;
366 } << 326 py=minY+(maxY-minY)*ranY;
367 G4double ranY=G4UniformRand(); << 327 }
368 px=minX+(maxX-minX)*ranX; << 328 else if (ran_var <=(XY_prob+YZ_prob)){ //on the YZ faces
369 py=minY+(maxY-minY)*ranY; << 329 G4double ran_var1=(ran_var-XY_prob)/YZ_prob;
370 } << 330 G4double ranY=ran_var1;
371 else if (ran_var <=(XY_prob+YZ_prob)) // on << 331 if (ran_var1<=0.5){
372 { << 332 px=minX;
373 G4double ran_var1=(ran_var-XY_prob)/YZ_pro << 333 direction=G4ThreeVector(dirZ,dirX,dirY);
374 G4double ranY=ran_var1; << 334 ranY=ran_var1*2.;
375 if (ran_var1<=0.5) << 335 }
376 { << 336 else{
377 px=minX; << 337 px=maxX;
378 direction=G4ThreeVector(dirZ,dirX,dirY); << 338 direction=-G4ThreeVector(dirZ,dirX,dirY);
379 ranY=ran_var1*2.; << 339 ranY=(ran_var1-0.5)*2.;
380 } << 340 }
381 else << 341 G4double ranZ=G4UniformRand();
382 { << 342 py=minY+(maxY-minY)*ranY;
383 px=maxX; << 343 pz=minZ+(maxZ-minZ)*ranZ;
384 direction=-G4ThreeVector(dirZ,dirX,dirY) << 344
385 ranY=(ran_var1-0.5)*2.; << 345 }
386 } << 346 else{ //on the ZX faces
387 G4double ranZ=G4UniformRand(); << 347 G4double ran_var1=(ran_var-XY_prob-YZ_prob)/ZX_prob;
388 py=minY+(maxY-minY)*ranY; << 348 G4double ranZ=ran_var1;
389 pz=minZ+(maxZ-minZ)*ranZ; << 349 if (ran_var1<=0.5){
390 } << 350 py=minY;
391 else // on the ZX faces << 351 direction=G4ThreeVector(dirY,dirZ,dirX);
392 { << 352 ranZ=ran_var1*2.;
393 G4double ran_var1=(ran_var-XY_prob-YZ_prob << 353 }
394 G4double ranZ=ran_var1; << 354 else{
395 if (ran_var1<=0.5) << 355 py=maxY;
396 { << 356 direction=-G4ThreeVector(dirY,dirZ,dirX);
397 py=minY; << 357 ranZ=(ran_var1-0.5)*2.;
398 direction=G4ThreeVector(dirY,dirZ,dirX); << 358 }
399 ranZ=ran_var1*2.; << 359 G4double ranX=G4UniformRand();
400 } << 360 px=minX+(maxX-minX)*ranX;
401 else << 361 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 } 362 }
411 363
412 p=G4ThreeVector(px,py,pz); 364 p=G4ThreeVector(px,py,pz);
413 return area; 365 return area;
414 } 366 }
415 << 367 /////////////////////////////////////////////////////////////////////////////////////////
416 // ------------------------------------------- <<
417 // 368 //
418 void G4AdjointPosOnPhysVolGenerator:: << 369 void G4AdjointPosOnPhysVolGenerator::GenerateAPositionOnTheExtSurfaceOfThePhysicalVolume(G4ThreeVector& p, G4ThreeVector& direction)
419 GenerateAPositionOnTheExtSurfaceOfThePhysicalV <<
420 <<
421 { 370 {
422 if (thePhysicalVolume == nullptr) << 371 if (!thePhysicalVolume) {
423 { << 372 G4cout<<"Before generating a source on an external surface of volume you should select a physical volume"<<std::endl;
424 G4cout << "Before generating a source on a << 373 return;
425 << "of volume you should select a p << 374 };
426 return; <<
427 } <<
428 GenerateAPositionOnTheExtSurfaceOfTheSolid(p 375 GenerateAPositionOnTheExtSurfaceOfTheSolid(p,direction);
429 p = theTransformationFromPhysVolToWorld.Tran 376 p = theTransformationFromPhysVolToWorld.TransformPoint(p);
430 direction = theTransformationFromPhysVolToWo 377 direction = theTransformationFromPhysVolToWorld.TransformAxis(direction);
431 } 378 }
432 << 379 /////////////////////////////////////////////////////////////////////////////////////////
433 // ------------------------------------------- <<
434 // 380 //
435 void G4AdjointPosOnPhysVolGenerator:: << 381 void G4AdjointPosOnPhysVolGenerator::GenerateAPositionOnTheExtSurfaceOfThePhysicalVolume(G4ThreeVector& p, G4ThreeVector& direction,
436 GenerateAPositionOnTheExtSurfaceOfThePhysicalV << 382 G4double& costh_to_normal)
437 <<
438 <<
439 { 383 {
440 GenerateAPositionOnTheExtSurfaceOfThePhysica 384 GenerateAPositionOnTheExtSurfaceOfThePhysicalVolume(p, direction);
441 costh_to_normal = CosThDirComparedToNormal; 385 costh_to_normal = CosThDirComparedToNormal;
442 } << 386 }
443 << 387 /////////////////////////////////////////////////////////////////////////////////////////
444 // ------------------------------------------- <<
445 // 388 //
446 void G4AdjointPosOnPhysVolGenerator::ComputeTr 389 void G4AdjointPosOnPhysVolGenerator::ComputeTransformationFromPhysVolToWorld()
447 { 390 {
448 G4VPhysicalVolume* daughter = thePhysicalVol << 391 G4VPhysicalVolume* daughter =thePhysicalVolume;
449 G4LogicalVolume* mother = thePhysicalVolume- 392 G4LogicalVolume* mother = thePhysicalVolume->GetMotherLogical();
450 theTransformationFromPhysVolToWorld = G4Affi 393 theTransformationFromPhysVolToWorld = G4AffineTransform();
451 G4PhysicalVolumeStore* thePhysVolStore = G4P << 394 G4PhysicalVolumeStore* thePhysVolStore =G4PhysicalVolumeStore::GetInstance();
452 while (mother != nullptr) << 395 while (mother){
453 { << 396 theTransformationFromPhysVolToWorld *=
454 theTransformationFromPhysVolToWorld *= << 397 G4AffineTransform(daughter->GetFrameRotation(),daughter->GetObjectTranslation());
455 G4AffineTransform(daughter->GetFrameRota << 398 for ( unsigned int i=0; i< thePhysVolStore->size();i++){
456 daughter->GetObjectTra << 399 if ((*thePhysVolStore)[i]->GetLogicalVolume() == mother){
457 for ( unsigned int i=0; i<thePhysVolStore- << 400 daughter = (*thePhysVolStore)[i];
458 { << 401 mother =daughter->GetMotherLogical();
459 if ((*thePhysVolStore)[i]->GetLogicalVol << 402 break;
460 { << 403 };
461 daughter = (*thePhysVolStore)[i]; << 404 }
462 mother = daughter->GetMotherLogical(); <<
463 break; <<
464 } <<
465 } <<
466 } 405 }
467 } 406 }
>> 407
468 408