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25 // 25 //
26 // Implementation of G4Polyhedra, a CSG polyhe << 26 //
27 // as an inherited class of G4VCSGfaceted. << 27 // $Id: G4Polyhedra.cc,v 1.45 2010-10-20 08:54:18 gcosmo Exp $
>> 28 // GEANT4 tag $Name: not supported by cvs2svn $
>> 29 //
>> 30 //
>> 31 // --------------------------------------------------------------------
>> 32 // GEANT 4 class source file
>> 33 //
>> 34 //
>> 35 // G4Polyhedra.cc
>> 36 //
>> 37 // Implementation of a CSG polyhedra, as an inherited class of G4VCSGfaceted.
>> 38 //
>> 39 // To be done:
>> 40 // * Cracks: there are probably small cracks in the seams between the
>> 41 // phi face (G4PolyPhiFace) and sides (G4PolyhedraSide) that are not
>> 42 // entirely leakproof. Also, I am not sure all vertices are leak proof.
>> 43 // * Many optimizations are possible, but not implemented.
>> 44 // * Visualization needs to be updated outside of this routine.
28 // 45 //
29 // Utility classes: 46 // Utility classes:
30 // * G4EnclosingCylinder: decided a quick c << 47 // * G4EnclosingCylinder: I decided a quick check of geometry would be a
31 // good idea (for CPU speed). If the quic 48 // good idea (for CPU speed). If the quick check fails, the regular
32 // full-blown G4VCSGfaceted version is in 49 // full-blown G4VCSGfaceted version is invoked.
33 // * G4ReduciblePolygon: Really meant as a 50 // * G4ReduciblePolygon: Really meant as a check of input parameters,
34 // this utility class also "converts" the 51 // this utility class also "converts" the GEANT3-like PGON/PCON
35 // arguments into the newer ones. 52 // arguments into the newer ones.
36 // Both these classes are implemented outside 53 // Both these classes are implemented outside this file because they are
37 // shared with G4Polycone. 54 // shared with G4Polycone.
38 // 55 //
39 // Author: David C. Williams (davidw@scipp.ucs <<
40 // ------------------------------------------- 56 // --------------------------------------------------------------------
41 57
42 #include "G4Polyhedra.hh" 58 #include "G4Polyhedra.hh"
43 59
44 #if !defined(G4GEOM_USE_UPOLYHEDRA) <<
45 <<
46 #include "G4PolyhedraSide.hh" 60 #include "G4PolyhedraSide.hh"
47 #include "G4PolyPhiFace.hh" 61 #include "G4PolyPhiFace.hh"
48 62
49 #include "G4GeomTools.hh" << 63 #include "Randomize.hh"
50 #include "G4VoxelLimits.hh" <<
51 #include "G4AffineTransform.hh" <<
52 #include "G4BoundingEnvelope.hh" <<
53 <<
54 #include "G4QuickRand.hh" <<
55 64
>> 65 #include "G4Polyhedron.hh"
56 #include "G4EnclosingCylinder.hh" 66 #include "G4EnclosingCylinder.hh"
57 #include "G4ReduciblePolygon.hh" 67 #include "G4ReduciblePolygon.hh"
58 #include "G4VPVParameterisation.hh" 68 #include "G4VPVParameterisation.hh"
59 69
60 namespace << 70 #include <sstream>
61 { <<
62 G4Mutex surface_elementsMutex = G4MUTEX_INIT <<
63 } <<
64 71
65 using namespace CLHEP; 72 using namespace CLHEP;
66 73
>> 74 //
67 // Constructor (GEANT3 style parameters) 75 // Constructor (GEANT3 style parameters)
68 // 76 //
69 // GEANT3 PGON radii are specified in the dist 77 // GEANT3 PGON radii are specified in the distance to the norm of each face.
70 // << 78 //
71 G4Polyhedra::G4Polyhedra( const G4String& name << 79 G4Polyhedra::G4Polyhedra( const G4String& name,
72 G4double phiSt 80 G4double phiStart,
73 G4double thePh 81 G4double thePhiTotal,
74 G4int theNumSi << 82 G4int theNumSide,
75 G4int numZPlan 83 G4int numZPlanes,
76 const G4double zPlan 84 const G4double zPlane[],
77 const G4double rInne 85 const G4double rInner[],
78 const G4double rOute 86 const G4double rOuter[] )
79 : G4VCSGfaceted( name ) << 87 : G4VCSGfaceted( name ), genericPgon(false)
80 { 88 {
81 if (theNumSide <= 0) 89 if (theNumSide <= 0)
82 { 90 {
83 std::ostringstream message; 91 std::ostringstream message;
84 message << "Solid must have at least one s 92 message << "Solid must have at least one side - " << GetName() << G4endl
85 << " No sides specified !"; 93 << " No sides specified !";
86 G4Exception("G4Polyhedra::G4Polyhedra()", 94 G4Exception("G4Polyhedra::G4Polyhedra()", "GeomSolids0002",
87 FatalErrorInArgument, message) 95 FatalErrorInArgument, message);
88 } 96 }
89 97
90 // 98 //
91 // Calculate conversion factor from G3 radiu 99 // Calculate conversion factor from G3 radius to G4 radius
92 // 100 //
93 G4double phiTotal = thePhiTotal; 101 G4double phiTotal = thePhiTotal;
94 if ( (phiTotal <=0) || (phiTotal >= twopi*(1 102 if ( (phiTotal <=0) || (phiTotal >= twopi*(1-DBL_EPSILON)) )
95 { phiTotal = twopi; } 103 { phiTotal = twopi; }
96 G4double convertRad = std::cos(0.5*phiTotal/ 104 G4double convertRad = std::cos(0.5*phiTotal/theNumSide);
97 105
98 // 106 //
99 // Some historical stuff 107 // Some historical stuff
100 // 108 //
101 original_parameters = new G4PolyhedraHistori 109 original_parameters = new G4PolyhedraHistorical;
102 << 110
103 original_parameters->numSide = theNumSide; 111 original_parameters->numSide = theNumSide;
104 original_parameters->Start_angle = phiStart; 112 original_parameters->Start_angle = phiStart;
105 original_parameters->Opening_angle = phiTota 113 original_parameters->Opening_angle = phiTotal;
106 original_parameters->Num_z_planes = numZPlan 114 original_parameters->Num_z_planes = numZPlanes;
107 original_parameters->Z_values = new G4double 115 original_parameters->Z_values = new G4double[numZPlanes];
108 original_parameters->Rmin = new G4double[num 116 original_parameters->Rmin = new G4double[numZPlanes];
109 original_parameters->Rmax = new G4double[num 117 original_parameters->Rmax = new G4double[numZPlanes];
110 118
111 for (G4int i=0; i<numZPlanes; ++i) << 119 G4int i;
>> 120 for (i=0; i<numZPlanes; i++)
112 { 121 {
113 if (( i < numZPlanes-1) && ( zPlane[i] == 122 if (( i < numZPlanes-1) && ( zPlane[i] == zPlane[i+1] ))
114 { 123 {
115 if( (rInner[i] > rOuter[i+1]) 124 if( (rInner[i] > rOuter[i+1])
116 ||(rInner[i+1] > rOuter[i]) ) 125 ||(rInner[i+1] > rOuter[i]) )
117 { 126 {
118 DumpInfo(); 127 DumpInfo();
119 std::ostringstream message; 128 std::ostringstream message;
120 message << "Cannot create a Polyhedra 129 message << "Cannot create a Polyhedra with no contiguous segments."
121 << G4endl 130 << G4endl
122 << " Segments are not c 131 << " Segments are not contiguous !" << G4endl
123 << " rMin[" << i << "] 132 << " rMin[" << i << "] = " << rInner[i]
124 << " -- rMax[" << i+1 << "] = 133 << " -- rMax[" << i+1 << "] = " << rOuter[i+1] << G4endl
125 << " rMin[" << i+1 << " 134 << " rMin[" << i+1 << "] = " << rInner[i+1]
126 << " -- rMax[" << i << "] = " 135 << " -- rMax[" << i << "] = " << rOuter[i];
127 G4Exception("G4Polyhedra::G4Polyhedra( 136 G4Exception("G4Polyhedra::G4Polyhedra()", "GeomSolids0002",
128 FatalErrorInArgument, mess 137 FatalErrorInArgument, message);
129 } 138 }
130 } 139 }
131 original_parameters->Z_values[i] = zPlane[ 140 original_parameters->Z_values[i] = zPlane[i];
132 original_parameters->Rmin[i] = rInner[i]/c 141 original_parameters->Rmin[i] = rInner[i]/convertRad;
133 original_parameters->Rmax[i] = rOuter[i]/c 142 original_parameters->Rmax[i] = rOuter[i]/convertRad;
134 } 143 }
135 << 144
136 << 145
137 // 146 //
138 // Build RZ polygon using special PCON/PGON 147 // Build RZ polygon using special PCON/PGON GEANT3 constructor
139 // 148 //
140 auto rz = new G4ReduciblePolygon( rInner, rO << 149 G4ReduciblePolygon *rz =
>> 150 new G4ReduciblePolygon( rInner, rOuter, zPlane, numZPlanes );
141 rz->ScaleA( 1/convertRad ); 151 rz->ScaleA( 1/convertRad );
142 << 152
143 // 153 //
144 // Do the real work 154 // Do the real work
145 // 155 //
146 Create( phiStart, phiTotal, theNumSide, rz ) 156 Create( phiStart, phiTotal, theNumSide, rz );
147 << 157
148 delete rz; 158 delete rz;
149 } 159 }
150 160
>> 161
>> 162 //
151 // Constructor (generic parameters) 163 // Constructor (generic parameters)
152 // 164 //
153 G4Polyhedra::G4Polyhedra( const G4String& name << 165 G4Polyhedra::G4Polyhedra( const G4String& name,
154 G4double phiSt 166 G4double phiStart,
155 G4double phiTo 167 G4double phiTotal,
156 G4int theNu << 168 G4int theNumSide,
157 G4int numRZ 169 G4int numRZ,
158 const G4double r[], 170 const G4double r[],
159 const G4double z[] 171 const G4double z[] )
160 : G4VCSGfaceted( name ), genericPgon(true) 172 : G4VCSGfaceted( name ), genericPgon(true)
161 { << 173 {
162 if (theNumSide <= 0) << 174 G4ReduciblePolygon *rz = new G4ReduciblePolygon( r, z, numRZ );
163 { << 175
164 std::ostringstream message; <<
165 message << "Solid must have at least one s <<
166 << " No sides specified !"; <<
167 G4Exception("G4Polyhedra::G4Polyhedra()", <<
168 FatalErrorInArgument, message) <<
169 } <<
170 <<
171 auto rz = new G4ReduciblePolygon( r, z, numR <<
172 <<
173 Create( phiStart, phiTotal, theNumSide, rz ) 176 Create( phiStart, phiTotal, theNumSide, rz );
174 << 177
175 // Set original_parameters struct for consis 178 // Set original_parameters struct for consistency
176 // 179 //
177 SetOriginalParameters(rz); << 180 SetOriginalParameters();
178 << 181
179 delete rz; 182 delete rz;
180 } 183 }
181 184
>> 185
>> 186 //
182 // Create 187 // Create
183 // 188 //
184 // Generic create routine, called by each cons 189 // Generic create routine, called by each constructor
185 // after conversion of arguments 190 // after conversion of arguments
186 // 191 //
187 void G4Polyhedra::Create( G4double phiStart, 192 void G4Polyhedra::Create( G4double phiStart,
188 G4double phiTotal, 193 G4double phiTotal,
189 G4int theNumSide, << 194 G4int theNumSide,
190 G4ReduciblePolygon* << 195 G4ReduciblePolygon *rz )
191 { 196 {
192 // 197 //
193 // Perform checks of rz values 198 // Perform checks of rz values
194 // 199 //
195 if (rz->Amin() < 0.0) 200 if (rz->Amin() < 0.0)
196 { 201 {
197 std::ostringstream message; 202 std::ostringstream message;
198 message << "Illegal input parameters - " < 203 message << "Illegal input parameters - " << GetName() << G4endl
199 << " All R values must be > 204 << " All R values must be >= 0 !";
200 G4Exception("G4Polyhedra::Create()", "Geom 205 G4Exception("G4Polyhedra::Create()", "GeomSolids0002",
201 FatalErrorInArgument, message) 206 FatalErrorInArgument, message);
202 } 207 }
203 208
204 G4double rzArea = rz->Area(); 209 G4double rzArea = rz->Area();
205 if (rzArea < -kCarTolerance) 210 if (rzArea < -kCarTolerance)
206 { <<
207 rz->ReverseOrder(); 211 rz->ReverseOrder();
208 } << 212
209 else if (rzArea < kCarTolerance) << 213 else if (rzArea < -kCarTolerance)
210 { 214 {
211 std::ostringstream message; 215 std::ostringstream message;
212 message << "Illegal input parameters - " < 216 message << "Illegal input parameters - " << GetName() << G4endl
213 << " R/Z cross section is z 217 << " R/Z cross section is zero or near zero: " << rzArea;
214 G4Exception("G4Polyhedra::Create()", "Geom 218 G4Exception("G4Polyhedra::Create()", "GeomSolids0002",
215 FatalErrorInArgument, message) 219 FatalErrorInArgument, message);
216 } 220 }
217 << 221
218 if ( (!rz->RemoveDuplicateVertices( kCarTole 222 if ( (!rz->RemoveDuplicateVertices( kCarTolerance ))
219 || (!rz->RemoveRedundantVertices( kCarTole << 223 || (!rz->RemoveRedundantVertices( kCarTolerance )) )
220 { 224 {
221 std::ostringstream message; 225 std::ostringstream message;
222 message << "Illegal input parameters - " < 226 message << "Illegal input parameters - " << GetName() << G4endl
223 << " Too few unique R/Z val 227 << " Too few unique R/Z values !";
224 G4Exception("G4Polyhedra::Create()", "Geom 228 G4Exception("G4Polyhedra::Create()", "GeomSolids0002",
225 FatalErrorInArgument, message) 229 FatalErrorInArgument, message);
226 } 230 }
227 231
228 if (rz->CrossesItself( 1/kInfinity )) << 232 if (rz->CrossesItself( 1/kInfinity ))
229 { 233 {
230 std::ostringstream message; 234 std::ostringstream message;
231 message << "Illegal input parameters - " < 235 message << "Illegal input parameters - " << GetName() << G4endl
232 << " R/Z segments cross !"; 236 << " R/Z segments cross !";
233 G4Exception("G4Polyhedra::Create()", "Geom 237 G4Exception("G4Polyhedra::Create()", "GeomSolids0002",
234 FatalErrorInArgument, message) 238 FatalErrorInArgument, message);
235 } 239 }
236 240
237 numCorner = rz->NumVertices(); 241 numCorner = rz->NumVertices();
238 242
239 243
240 startPhi = phiStart; 244 startPhi = phiStart;
241 while( startPhi < 0 ) // Loop checking, 1 << 245 while( startPhi < 0 ) startPhi += twopi;
242 startPhi += twopi; <<
243 // 246 //
244 // Phi opening? Account for some possible ro 247 // Phi opening? Account for some possible roundoff, and interpret
245 // nonsense value as representing no phi ope 248 // nonsense value as representing no phi opening
246 // 249 //
247 if ( (phiTotal <= 0) || (phiTotal > twopi*(1 250 if ( (phiTotal <= 0) || (phiTotal > twopi*(1-DBL_EPSILON)) )
248 { 251 {
249 phiIsOpen = false; 252 phiIsOpen = false;
250 endPhi = startPhi + twopi; << 253 endPhi = phiStart+twopi;
251 } 254 }
252 else 255 else
253 { 256 {
254 phiIsOpen = true; 257 phiIsOpen = true;
255 endPhi = startPhi + phiTotal; << 258
>> 259 //
>> 260 // Convert phi into our convention
>> 261 //
>> 262 endPhi = phiStart+phiTotal;
>> 263 while( endPhi < startPhi ) endPhi += twopi;
256 } 264 }
257 << 265
258 // 266 //
259 // Save number sides 267 // Save number sides
260 // 268 //
261 numSide = theNumSide; 269 numSide = theNumSide;
262 << 270
263 // 271 //
264 // Allocate corner array. << 272 // Allocate corner array.
265 // 273 //
266 corners = new G4PolyhedraSideRZ[numCorner]; 274 corners = new G4PolyhedraSideRZ[numCorner];
267 275
268 // 276 //
269 // Copy corners 277 // Copy corners
270 // 278 //
271 G4ReduciblePolygonIterator iterRZ(rz); 279 G4ReduciblePolygonIterator iterRZ(rz);
272 << 280
273 G4PolyhedraSideRZ *next = corners; 281 G4PolyhedraSideRZ *next = corners;
274 iterRZ.Begin(); 282 iterRZ.Begin();
275 do // Loop checking, 13.08.2015, G.Cosmo << 283 do
276 { 284 {
277 next->r = iterRZ.GetA(); 285 next->r = iterRZ.GetA();
278 next->z = iterRZ.GetB(); 286 next->z = iterRZ.GetB();
279 } while( ++next, iterRZ.Next() ); 287 } while( ++next, iterRZ.Next() );
280 << 288
281 // 289 //
282 // Allocate face pointer array 290 // Allocate face pointer array
283 // 291 //
284 numFace = phiIsOpen ? numCorner+2 : numCorne 292 numFace = phiIsOpen ? numCorner+2 : numCorner;
285 faces = new G4VCSGface*[numFace]; 293 faces = new G4VCSGface*[numFace];
286 << 294
287 // 295 //
288 // Construct side faces 296 // Construct side faces
289 // 297 //
290 // To do so properly, we need to keep track 298 // To do so properly, we need to keep track of four successive RZ
291 // corners. 299 // corners.
292 // 300 //
293 // But! Don't construct a face if both point 301 // But! Don't construct a face if both points are at zero radius!
294 // 302 //
295 G4PolyhedraSideRZ* corner = corners, << 303 G4PolyhedraSideRZ *corner = corners,
296 * prev = corners + numCorne << 304 *prev = corners + numCorner-1,
297 * nextNext; << 305 *nextNext;
298 G4VCSGface** face = faces; << 306 G4VCSGface **face = faces;
299 do // Loop checking, 13.08.2015, G.Cosmo << 307 do
300 { 308 {
301 next = corner+1; 309 next = corner+1;
302 if (next >= corners+numCorner) next = corn 310 if (next >= corners+numCorner) next = corners;
303 nextNext = next+1; 311 nextNext = next+1;
304 if (nextNext >= corners+numCorner) nextNex 312 if (nextNext >= corners+numCorner) nextNext = corners;
305 << 313
306 if (corner->r < 1/kInfinity && next->r < 1 314 if (corner->r < 1/kInfinity && next->r < 1/kInfinity) continue;
307 /* 315 /*
308 // We must decide here if we can dare decl 316 // We must decide here if we can dare declare one of our faces
309 // as having a "valid" normal (i.e. allBeh 317 // as having a "valid" normal (i.e. allBehind = true). This
310 // is never possible if the face faces "in 318 // is never possible if the face faces "inward" in r *unless*
311 // we have only one side 319 // we have only one side
312 // 320 //
313 G4bool allBehind; 321 G4bool allBehind;
314 if ((corner->z > next->z) && (numSide > 1) 322 if ((corner->z > next->z) && (numSide > 1))
315 { 323 {
316 allBehind = false; 324 allBehind = false;
317 } 325 }
318 else 326 else
319 { 327 {
320 // 328 //
321 // Otherwise, it is only true if the lin 329 // Otherwise, it is only true if the line passing
322 // through the two points of the segment 330 // through the two points of the segment do not
323 // split the r/z cross section 331 // split the r/z cross section
324 // 332 //
325 allBehind = !rz->BisectedBy( corner->r, 333 allBehind = !rz->BisectedBy( corner->r, corner->z,
326 next->r, ne 334 next->r, next->z, kCarTolerance );
327 } 335 }
328 */ 336 */
329 *face++ = new G4PolyhedraSide( prev, corne 337 *face++ = new G4PolyhedraSide( prev, corner, next, nextNext,
330 numSide, startPhi, endPhi-sta 338 numSide, startPhi, endPhi-startPhi, phiIsOpen );
331 } while( prev=corner, corner=next, corner > 339 } while( prev=corner, corner=next, corner > corners );
332 << 340
333 if (phiIsOpen) 341 if (phiIsOpen)
334 { 342 {
335 // 343 //
336 // Construct phi open edges 344 // Construct phi open edges
337 // 345 //
338 *face++ = new G4PolyPhiFace( rz, startPhi, 346 *face++ = new G4PolyPhiFace( rz, startPhi, phiTotal/numSide, endPhi );
339 *face++ = new G4PolyPhiFace( rz, endPhi, 347 *face++ = new G4PolyPhiFace( rz, endPhi, phiTotal/numSide, startPhi );
340 } 348 }
341 << 349
342 // 350 //
343 // We might have dropped a face or two: reca 351 // We might have dropped a face or two: recalculate numFace
344 // 352 //
345 numFace = (G4int)(face-faces); << 353 numFace = face-faces;
346 << 354
347 // 355 //
348 // Make enclosingCylinder 356 // Make enclosingCylinder
349 // 357 //
350 enclosingCylinder = 358 enclosingCylinder =
351 new G4EnclosingCylinder( rz, phiIsOpen, ph 359 new G4EnclosingCylinder( rz, phiIsOpen, phiStart, phiTotal );
352 } 360 }
353 361
>> 362
>> 363 //
354 // Fake default constructor - sets only member 364 // Fake default constructor - sets only member data and allocates memory
355 // for usage restri 365 // for usage restricted to object persistency.
356 // 366 //
357 G4Polyhedra::G4Polyhedra( __void__& a ) 367 G4Polyhedra::G4Polyhedra( __void__& a )
358 : G4VCSGfaceted(a), startPhi(0.), endPhi(0.) << 368 : G4VCSGfaceted(a), numSide(0), startPhi(0.), endPhi(0.),
>> 369 phiIsOpen(false), genericPgon(false), numCorner(0), corners(0),
>> 370 original_parameters(0), enclosingCylinder(0)
359 { 371 {
360 } 372 }
361 373
>> 374
>> 375 //
362 // Destructor 376 // Destructor
363 // 377 //
364 G4Polyhedra::~G4Polyhedra() 378 G4Polyhedra::~G4Polyhedra()
365 { 379 {
366 delete [] corners; 380 delete [] corners;
367 delete original_parameters; << 381 if (original_parameters) delete original_parameters;
>> 382
368 delete enclosingCylinder; 383 delete enclosingCylinder;
369 delete fElements; <<
370 delete fpPolyhedron; <<
371 corners = nullptr; <<
372 original_parameters = nullptr; <<
373 enclosingCylinder = nullptr; <<
374 fElements = nullptr; <<
375 fpPolyhedron = nullptr; <<
376 } 384 }
377 385
>> 386
>> 387 //
378 // Copy constructor 388 // Copy constructor
379 // 389 //
380 G4Polyhedra::G4Polyhedra( const G4Polyhedra& s << 390 G4Polyhedra::G4Polyhedra( const G4Polyhedra &source )
381 : G4VCSGfaceted( source ) 391 : G4VCSGfaceted( source )
382 { 392 {
383 CopyStuff( source ); 393 CopyStuff( source );
384 } 394 }
385 395
>> 396
>> 397 //
386 // Assignment operator 398 // Assignment operator
387 // 399 //
388 G4Polyhedra &G4Polyhedra::operator=( const G4P << 400 const G4Polyhedra &G4Polyhedra::operator=( const G4Polyhedra &source )
389 { 401 {
390 if (this == &source) return *this; 402 if (this == &source) return *this;
391 403
392 G4VCSGfaceted::operator=( source ); 404 G4VCSGfaceted::operator=( source );
393 << 405
394 delete [] corners; 406 delete [] corners;
395 delete original_parameters; << 407 if (original_parameters) delete original_parameters;
>> 408
396 delete enclosingCylinder; 409 delete enclosingCylinder;
397 << 410
398 CopyStuff( source ); 411 CopyStuff( source );
399 << 412
400 return *this; 413 return *this;
401 } 414 }
402 415
>> 416
>> 417 //
403 // CopyStuff 418 // CopyStuff
404 // 419 //
405 void G4Polyhedra::CopyStuff( const G4Polyhedra << 420 void G4Polyhedra::CopyStuff( const G4Polyhedra &source )
406 { 421 {
407 // 422 //
408 // Simple stuff 423 // Simple stuff
409 // 424 //
410 numSide = source.numSide; 425 numSide = source.numSide;
411 startPhi = source.startPhi; 426 startPhi = source.startPhi;
412 endPhi = source.endPhi; 427 endPhi = source.endPhi;
413 phiIsOpen = source.phiIsOpen; 428 phiIsOpen = source.phiIsOpen;
414 numCorner = source.numCorner; 429 numCorner = source.numCorner;
415 genericPgon= source.genericPgon; 430 genericPgon= source.genericPgon;
416 431
417 // 432 //
418 // The corner array 433 // The corner array
419 // 434 //
420 corners = new G4PolyhedraSideRZ[numCorner]; 435 corners = new G4PolyhedraSideRZ[numCorner];
421 << 436
422 G4PolyhedraSideRZ* corn = corners, << 437 G4PolyhedraSideRZ *corn = corners,
423 * sourceCorn = source.corne << 438 *sourceCorn = source.corners;
424 do // Loop checking, 13.08.2015, G.Cosmo << 439 do
425 { 440 {
426 *corn = *sourceCorn; 441 *corn = *sourceCorn;
427 } while( ++sourceCorn, ++corn < corners+numC 442 } while( ++sourceCorn, ++corn < corners+numCorner );
428 << 443
429 // 444 //
430 // Original parameters 445 // Original parameters
431 // 446 //
432 if (source.original_parameters != nullptr) << 447 if (source.original_parameters)
433 { 448 {
434 original_parameters = 449 original_parameters =
435 new G4PolyhedraHistorical( *source.origi 450 new G4PolyhedraHistorical( *source.original_parameters );
436 } 451 }
437 << 452
438 // 453 //
439 // Enclosing cylinder 454 // Enclosing cylinder
440 // 455 //
441 enclosingCylinder = new G4EnclosingCylinder( 456 enclosingCylinder = new G4EnclosingCylinder( *source.enclosingCylinder );
442 <<
443 // <<
444 // Surface elements <<
445 // <<
446 delete fElements; <<
447 fElements = nullptr; <<
448 <<
449 // <<
450 // Polyhedron <<
451 // <<
452 fRebuildPolyhedron = false; <<
453 delete fpPolyhedron; <<
454 fpPolyhedron = nullptr; <<
455 } 457 }
456 458
>> 459
>> 460 //
457 // Reset 461 // Reset
458 // 462 //
459 // Recalculates and reshapes the solid, given 463 // Recalculates and reshapes the solid, given pre-assigned scaled
460 // original_parameters. 464 // original_parameters.
461 // 465 //
462 G4bool G4Polyhedra::Reset() 466 G4bool G4Polyhedra::Reset()
463 { 467 {
464 if (genericPgon) 468 if (genericPgon)
465 { 469 {
466 std::ostringstream message; 470 std::ostringstream message;
467 message << "Solid " << GetName() << " buil 471 message << "Solid " << GetName() << " built using generic construct."
468 << G4endl << "Not applicable to th 472 << G4endl << "Not applicable to the generic construct !";
469 G4Exception("G4Polyhedra::Reset()", "GeomS 473 G4Exception("G4Polyhedra::Reset()", "GeomSolids1001",
470 JustWarning, message, "Paramet 474 JustWarning, message, "Parameters NOT resetted.");
471 return true; << 475 return 1;
472 } 476 }
473 477
474 // 478 //
475 // Clear old setup 479 // Clear old setup
476 // 480 //
477 G4VCSGfaceted::DeleteStuff(); 481 G4VCSGfaceted::DeleteStuff();
478 delete [] corners; 482 delete [] corners;
479 delete enclosingCylinder; 483 delete enclosingCylinder;
480 delete fElements; <<
481 corners = nullptr; <<
482 fElements = nullptr; <<
483 enclosingCylinder = nullptr; <<
484 484
485 // 485 //
486 // Rebuild polyhedra 486 // Rebuild polyhedra
487 // 487 //
488 auto rz = new G4ReduciblePolygon( original_p << 488 G4ReduciblePolygon *rz =
489 original_p << 489 new G4ReduciblePolygon( original_parameters->Rmin,
490 original_p << 490 original_parameters->Rmax,
491 original_p << 491 original_parameters->Z_values,
>> 492 original_parameters->Num_z_planes );
492 Create( original_parameters->Start_angle, 493 Create( original_parameters->Start_angle,
493 original_parameters->Opening_angle, 494 original_parameters->Opening_angle,
494 original_parameters->numSide, rz ); 495 original_parameters->numSide, rz );
495 delete rz; 496 delete rz;
496 497
497 return false; << 498 return 0;
498 } 499 }
499 500
>> 501
>> 502 //
500 // Inside 503 // Inside
501 // 504 //
502 // This is an override of G4VCSGfaceted::Insid 505 // This is an override of G4VCSGfaceted::Inside, created in order
503 // to speed things up by first checking with G 506 // to speed things up by first checking with G4EnclosingCylinder.
504 // 507 //
505 EInside G4Polyhedra::Inside( const G4ThreeVect << 508 EInside G4Polyhedra::Inside( const G4ThreeVector &p ) const
506 { 509 {
507 // 510 //
508 // Quick test 511 // Quick test
509 // 512 //
510 if (enclosingCylinder->MustBeOutside(p)) ret 513 if (enclosingCylinder->MustBeOutside(p)) return kOutside;
511 514
512 // 515 //
513 // Long answer 516 // Long answer
514 // 517 //
515 return G4VCSGfaceted::Inside(p); 518 return G4VCSGfaceted::Inside(p);
516 } 519 }
517 520
>> 521
>> 522 //
518 // DistanceToIn 523 // DistanceToIn
519 // 524 //
520 // This is an override of G4VCSGfaceted::Insid 525 // This is an override of G4VCSGfaceted::Inside, created in order
521 // to speed things up by first checking with G 526 // to speed things up by first checking with G4EnclosingCylinder.
522 // 527 //
523 G4double G4Polyhedra::DistanceToIn( const G4Th << 528 G4double G4Polyhedra::DistanceToIn( const G4ThreeVector &p,
524 const G4Th << 529 const G4ThreeVector &v ) const
525 { 530 {
526 // 531 //
527 // Quick test 532 // Quick test
528 // 533 //
529 if (enclosingCylinder->ShouldMiss(p,v)) 534 if (enclosingCylinder->ShouldMiss(p,v))
530 return kInfinity; 535 return kInfinity;
531 << 536
532 // 537 //
533 // Long answer 538 // Long answer
534 // 539 //
535 return G4VCSGfaceted::DistanceToIn( p, v ); 540 return G4VCSGfaceted::DistanceToIn( p, v );
536 } 541 }
537 542
>> 543
>> 544 //
538 // DistanceToIn 545 // DistanceToIn
539 // 546 //
540 G4double G4Polyhedra::DistanceToIn( const G4Th << 547 G4double G4Polyhedra::DistanceToIn( const G4ThreeVector &p ) const
541 { 548 {
542 return G4VCSGfaceted::DistanceToIn(p); 549 return G4VCSGfaceted::DistanceToIn(p);
543 } 550 }
544 551
545 // Get bounding box <<
546 // <<
547 void G4Polyhedra::BoundingLimits(G4ThreeVector <<
548 G4ThreeVector <<
549 { <<
550 G4double rmin = kInfinity, rmax = -kInfinity <<
551 G4double zmin = kInfinity, zmax = -kInfinity <<
552 for (G4int i=0; i<GetNumRZCorner(); ++i) <<
553 { <<
554 G4PolyhedraSideRZ corner = GetCorner(i); <<
555 if (corner.r < rmin) rmin = corner.r; <<
556 if (corner.r > rmax) rmax = corner.r; <<
557 if (corner.z < zmin) zmin = corner.z; <<
558 if (corner.z > zmax) zmax = corner.z; <<
559 } <<
560 <<
561 G4double sphi = GetStartPhi(); <<
562 G4double ephi = GetEndPhi(); <<
563 G4double dphi = IsOpen() ? ephi-sphi : tw <<
564 G4int ksteps = GetNumSide(); <<
565 G4double astep = dphi/ksteps; <<
566 G4double sinStep = std::sin(astep); <<
567 G4double cosStep = std::cos(astep); <<
568 <<
569 G4double sinCur = GetSinStartPhi(); <<
570 G4double cosCur = GetCosStartPhi(); <<
571 if (!IsOpen()) rmin = 0.; <<
572 G4double xmin = rmin*cosCur, xmax = xmin; <<
573 G4double ymin = rmin*sinCur, ymax = ymin; <<
574 for (G4int k=0; k<ksteps+1; ++k) <<
575 { <<
576 G4double x = rmax*cosCur; <<
577 if (x < xmin) xmin = x; <<
578 if (x > xmax) xmax = x; <<
579 G4double y = rmax*sinCur; <<
580 if (y < ymin) ymin = y; <<
581 if (y > ymax) ymax = y; <<
582 if (rmin > 0) <<
583 { <<
584 G4double xx = rmin*cosCur; <<
585 if (xx < xmin) xmin = xx; <<
586 if (xx > xmax) xmax = xx; <<
587 G4double yy = rmin*sinCur; <<
588 if (yy < ymin) ymin = yy; <<
589 if (yy > ymax) ymax = yy; <<
590 } <<
591 G4double sinTmp = sinCur; <<
592 sinCur = sinCur*cosStep + cosCur*sinStep; <<
593 cosCur = cosCur*cosStep - sinTmp*sinStep; <<
594 } <<
595 pMin.set(xmin,ymin,zmin); <<
596 pMax.set(xmax,ymax,zmax); <<
597 <<
598 // Check correctness of the bounding box <<
599 // <<
600 if (pMin.x() >= pMax.x() || pMin.y() >= pMax <<
601 { <<
602 std::ostringstream message; <<
603 message << "Bad bounding box (min >= max) <<
604 << GetName() << " !" <<
605 << "\npMin = " << pMin <<
606 << "\npMax = " << pMax; <<
607 G4Exception("G4Polyhedra::BoundingLimits() <<
608 JustWarning, message); <<
609 DumpInfo(); <<
610 } <<
611 } <<
612 552
613 // Calculate extent under transform and specif <<
614 // 553 //
615 G4bool G4Polyhedra::CalculateExtent(const EAxi <<
616 const G4Vo <<
617 const G4Af <<
618 G4double& <<
619 { <<
620 G4ThreeVector bmin, bmax; <<
621 G4bool exist; <<
622 <<
623 // Check bounding box (bbox) <<
624 // <<
625 BoundingLimits(bmin,bmax); <<
626 G4BoundingEnvelope bbox(bmin,bmax); <<
627 #ifdef G4BBOX_EXTENT <<
628 return bbox.CalculateExtent(pAxis,pVoxelLimi <<
629 #endif <<
630 if (bbox.BoundingBoxVsVoxelLimits(pAxis,pVox <<
631 { <<
632 return exist = pMin < pMax; <<
633 } <<
634 <<
635 // To find the extent, RZ contour of the pol <<
636 // in triangles. The extent is calculated as <<
637 // all sub-polycones formed by rotation of t <<
638 // <<
639 G4TwoVectorList contourRZ; <<
640 G4TwoVectorList triangles; <<
641 std::vector<G4int> iout; <<
642 G4double eminlim = pVoxelLimit.GetMinExtent( <<
643 G4double emaxlim = pVoxelLimit.GetMaxExtent( <<
644 <<
645 // get RZ contour, ensure anticlockwise orde <<
646 for (G4int i=0; i<GetNumRZCorner(); ++i) <<
647 { <<
648 G4PolyhedraSideRZ corner = GetCorner(i); <<
649 contourRZ.emplace_back(corner.r,corner.z); <<
650 } <<
651 G4GeomTools::RemoveRedundantVertices(contour <<
652 G4double area = G4GeomTools::PolygonArea(con <<
653 if (area < 0.) std::reverse(contourRZ.begin( <<
654 <<
655 // triangulate RZ countour <<
656 if (!G4GeomTools::TriangulatePolygon(contour <<
657 { <<
658 std::ostringstream message; <<
659 message << "Triangulation of RZ contour ha <<
660 << GetName() << " !" <<
661 << "\nExtent has been calculated u <<
662 G4Exception("G4Polyhedra::CalculateExtent( <<
663 "GeomMgt1002",JustWarning,mess <<
664 return bbox.CalculateExtent(pAxis,pVoxelLi <<
665 } <<
666 <<
667 // set trigonometric values <<
668 G4double sphi = GetStartPhi(); <<
669 G4double ephi = GetEndPhi(); <<
670 G4double dphi = IsOpen() ? ephi-sphi : t <<
671 G4int ksteps = GetNumSide(); <<
672 G4double astep = dphi/ksteps; <<
673 G4double sinStep = std::sin(astep); <<
674 G4double cosStep = std::cos(astep); <<
675 G4double sinStart = GetSinStartPhi(); <<
676 G4double cosStart = GetCosStartPhi(); <<
677 <<
678 // allocate vector lists <<
679 std::vector<const G4ThreeVectorList *> polyg <<
680 polygons.resize(ksteps+1); <<
681 for (G4int k=0; k<ksteps+1; ++k) <<
682 { <<
683 polygons[k] = new G4ThreeVectorList(3); <<
684 } <<
685 <<
686 // main loop along triangles <<
687 pMin = kInfinity; <<
688 pMax = -kInfinity; <<
689 G4int ntria = (G4int)triangles.size()/3; <<
690 for (G4int i=0; i<ntria; ++i) <<
691 { <<
692 G4double sinCur = sinStart; <<
693 G4double cosCur = cosStart; <<
694 G4int i3 = i*3; <<
695 for (G4int k=0; k<ksteps+1; ++k) // rotate <<
696 { <<
697 auto ptr = const_cast<G4ThreeVectorList* <<
698 auto iter = ptr->begin(); <<
699 iter->set(triangles[i3+0].x()*cosCur, <<
700 triangles[i3+0].x()*sinCur, <<
701 triangles[i3+0].y()); <<
702 iter++; <<
703 iter->set(triangles[i3+1].x()*cosCur, <<
704 triangles[i3+1].x()*sinCur, <<
705 triangles[i3+1].y()); <<
706 iter++; <<
707 iter->set(triangles[i3+2].x()*cosCur, <<
708 triangles[i3+2].x()*sinCur, <<
709 triangles[i3+2].y()); <<
710 <<
711 G4double sinTmp = sinCur; <<
712 sinCur = sinCur*cosStep + cosCur*sinStep <<
713 cosCur = cosCur*cosStep - sinTmp*sinStep <<
714 } <<
715 <<
716 // set sub-envelope and adjust extent <<
717 G4double emin,emax; <<
718 G4BoundingEnvelope benv(polygons); <<
719 if (!benv.CalculateExtent(pAxis,pVoxelLimi <<
720 if (emin < pMin) pMin = emin; <<
721 if (emax > pMax) pMax = emax; <<
722 if (eminlim > pMin && emaxlim < pMax) brea <<
723 } <<
724 // free memory <<
725 for (G4int k=0; k<ksteps+1; ++k) { delete po <<
726 return (pMin < pMax); <<
727 } <<
728 <<
729 // ComputeDimensions 554 // ComputeDimensions
730 // 555 //
731 void G4Polyhedra::ComputeDimensions( G4V 556 void G4Polyhedra::ComputeDimensions( G4VPVParameterisation* p,
732 const G4i 557 const G4int n,
733 const G4V 558 const G4VPhysicalVolume* pRep )
734 { 559 {
735 p->ComputeDimensions(*this,n,pRep); 560 p->ComputeDimensions(*this,n,pRep);
736 } 561 }
737 562
>> 563
>> 564 //
738 // GetEntityType 565 // GetEntityType
739 // 566 //
740 G4GeometryType G4Polyhedra::GetEntityType() co 567 G4GeometryType G4Polyhedra::GetEntityType() const
741 { 568 {
742 return {"G4Polyhedra"}; << 569 return G4String("G4Polyhedra");
743 } 570 }
744 571
745 // IsFaceted <<
746 // <<
747 G4bool G4Polyhedra::IsFaceted() const <<
748 { <<
749 return true; <<
750 } <<
751 572
>> 573 //
752 // Make a clone of the object 574 // Make a clone of the object
753 // 575 //
754 G4VSolid* G4Polyhedra::Clone() const 576 G4VSolid* G4Polyhedra::Clone() const
755 { 577 {
756 return new G4Polyhedra(*this); 578 return new G4Polyhedra(*this);
757 } 579 }
758 580
>> 581
>> 582 //
759 // Stream object contents to an output stream 583 // Stream object contents to an output stream
760 // 584 //
761 std::ostream& G4Polyhedra::StreamInfo( std::os 585 std::ostream& G4Polyhedra::StreamInfo( std::ostream& os ) const
762 { 586 {
763 G4long oldprc = os.precision(16); << 587 G4int oldprc = os.precision(16);
764 os << "------------------------------------- 588 os << "-----------------------------------------------------------\n"
765 << " *** Dump for solid - " << GetName 589 << " *** Dump for solid - " << GetName() << " ***\n"
766 << " ================================= 590 << " ===================================================\n"
767 << " Solid type: G4Polyhedra\n" 591 << " Solid type: G4Polyhedra\n"
768 << " Parameters: \n" 592 << " Parameters: \n"
769 << " starting phi angle : " << startPh 593 << " starting phi angle : " << startPhi/degree << " degrees \n"
770 << " ending phi angle : " << endPhi/ << 594 << " ending phi angle : " << endPhi/degree << " degrees \n";
771 << " number of sides : " << numSide <<
772 G4int i=0; 595 G4int i=0;
773 if (!genericPgon) 596 if (!genericPgon)
774 { 597 {
775 G4int numPlanes = original_parameters->Num 598 G4int numPlanes = original_parameters->Num_z_planes;
776 os << " number of Z planes: " << numPla 599 os << " number of Z planes: " << numPlanes << "\n"
777 << " Z values: \n"; 600 << " Z values: \n";
778 for (i=0; i<numPlanes; ++i) << 601 for (i=0; i<numPlanes; i++)
779 { 602 {
780 os << " Z plane " << i << " 603 os << " Z plane " << i << ": "
781 << original_parameters->Z_values[i] < 604 << original_parameters->Z_values[i] << "\n";
782 } 605 }
783 os << " Tangent distances to 606 os << " Tangent distances to inner surface (Rmin): \n";
784 for (i=0; i<numPlanes; ++i) << 607 for (i=0; i<numPlanes; i++)
785 { 608 {
786 os << " Z plane " << i << " 609 os << " Z plane " << i << ": "
787 << original_parameters->Rmin[i] << "\ 610 << original_parameters->Rmin[i] << "\n";
788 } 611 }
789 os << " Tangent distances to 612 os << " Tangent distances to outer surface (Rmax): \n";
790 for (i=0; i<numPlanes; ++i) << 613 for (i=0; i<numPlanes; i++)
791 { 614 {
792 os << " Z plane " << i << " 615 os << " Z plane " << i << ": "
793 << original_parameters->Rmax[i] << "\ 616 << original_parameters->Rmax[i] << "\n";
794 } 617 }
795 } 618 }
796 os << " number of RZ points: " << numCorn 619 os << " number of RZ points: " << numCorner << "\n"
797 << " RZ values (corners): \n 620 << " RZ values (corners): \n";
798 for (i=0; i<numCorner; ++i) << 621 for (i=0; i<numCorner; i++)
799 { 622 {
800 os << " " 623 os << " "
801 << corners[i].r << ", " << corners[i 624 << corners[i].r << ", " << corners[i].z << "\n";
802 } 625 }
803 os << "------------------------------------- 626 os << "-----------------------------------------------------------\n";
804 os.precision(oldprc); 627 os.precision(oldprc);
805 628
806 return os; 629 return os;
807 } 630 }
808 631
809 ////////////////////////////////////////////// <<
810 // <<
811 // Return volume <<
812 632
813 G4double G4Polyhedra::GetCubicVolume() << 633 //
>> 634 // GetPointOnPlane
>> 635 //
>> 636 // Auxiliary method for get point on surface
>> 637 //
>> 638 G4ThreeVector G4Polyhedra::GetPointOnPlane(G4ThreeVector p0, G4ThreeVector p1,
>> 639 G4ThreeVector p2, G4ThreeVector p3) const
814 { 640 {
815 if (fCubicVolume == 0.) << 641 G4double lambda1, lambda2, chose,aOne,aTwo;
>> 642 G4ThreeVector t, u, v, w, Area, normal;
>> 643 aOne = 1.;
>> 644 aTwo = 1.;
>> 645
>> 646 t = p1 - p0;
>> 647 u = p2 - p1;
>> 648 v = p3 - p2;
>> 649 w = p0 - p3;
>> 650
>> 651 chose = RandFlat::shoot(0.,aOne+aTwo);
>> 652 if( (chose>=0.) && (chose < aOne) )
816 { 653 {
817 G4double total = 0.; << 654 lambda1 = RandFlat::shoot(0.,1.);
818 G4int nrz = GetNumRZCorner(); << 655 lambda2 = RandFlat::shoot(0.,lambda1);
819 G4PolyhedraSideRZ a = GetCorner(nrz - 1); << 656 return (p2+lambda1*v+lambda2*w);
820 for (G4int i=0; i<nrz; ++i) <<
821 { <<
822 G4PolyhedraSideRZ b = GetCorner(i); <<
823 total += (b.r*b.r + b.r*a.r + a.r*a.r)*( <<
824 a = b; <<
825 } <<
826 fCubicVolume = std::abs(total)* <<
827 std::sin((GetEndPhi() - GetStartPhi())/G <<
828 } 657 }
829 return fCubicVolume; << 658
>> 659 lambda1 = RandFlat::shoot(0.,1.);
>> 660 lambda2 = RandFlat::shoot(0.,lambda1);
>> 661 return (p0+lambda1*t+lambda2*u);
830 } 662 }
831 663
832 ////////////////////////////////////////////// << 664
833 // 665 //
834 // Return surface area << 666 // GetPointOnTriangle
>> 667 //
>> 668 // Auxiliary method for get point on surface
>> 669 //
>> 670 G4ThreeVector G4Polyhedra::GetPointOnTriangle(G4ThreeVector p1,
>> 671 G4ThreeVector p2,
>> 672 G4ThreeVector p3) const
>> 673 {
>> 674 G4double lambda1,lambda2;
>> 675 G4ThreeVector v=p3-p1, w=p1-p2;
>> 676
>> 677 lambda1 = RandFlat::shoot(0.,1.);
>> 678 lambda2 = RandFlat::shoot(0.,lambda1);
835 679
836 G4double G4Polyhedra::GetSurfaceArea() << 680 return (p2 + lambda1*w + lambda2*v);
>> 681 }
>> 682
>> 683
>> 684 //
>> 685 // GetPointOnSurface
>> 686 //
>> 687 G4ThreeVector G4Polyhedra::GetPointOnSurface() const
837 { 688 {
838 if (fSurfaceArea == 0.) << 689 if( !genericPgon ) // Polyhedra by faces
839 { 690 {
840 G4double total = 0.; << 691 G4int j, numPlanes = original_parameters->Num_z_planes, Flag=0;
841 G4int nrz = GetNumRZCorner(); << 692 G4double chose, totArea=0., Achose1, Achose2,
842 if (IsOpen()) << 693 rad1, rad2, sinphi1, sinphi2, cosphi1, cosphi2;
>> 694 G4double a, b, l2, rang, totalPhi, ksi,
>> 695 area, aTop=0., aBottom=0., zVal=0.;
>> 696
>> 697 G4ThreeVector p0, p1, p2, p3;
>> 698 std::vector<G4double> aVector1;
>> 699 std::vector<G4double> aVector2;
>> 700 std::vector<G4double> aVector3;
>> 701
>> 702 totalPhi= (phiIsOpen) ? (endPhi-startPhi) : twopi;
>> 703 ksi = totalPhi/numSide;
>> 704 G4double cosksi = std::cos(ksi/2.);
>> 705
>> 706 // Below we generate the areas relevant to our solid
>> 707 //
>> 708 for(j=0; j<numPlanes-1; j++)
843 { 709 {
844 G4PolyhedraSideRZ a = GetCorner(nrz - 1) << 710 a = original_parameters->Rmax[j+1];
845 for (G4int i=0; i<nrz; ++i) << 711 b = original_parameters->Rmax[j];
>> 712 l2 = sqr(original_parameters->Z_values[j]
>> 713 -original_parameters->Z_values[j+1]) + sqr(b-a);
>> 714 area = std::sqrt(l2-sqr((a-b)*cosksi))*(a+b)*cosksi;
>> 715 aVector1.push_back(area);
>> 716 }
>> 717
>> 718 for(j=0; j<numPlanes-1; j++)
>> 719 {
>> 720 a = original_parameters->Rmin[j+1];//*cosksi;
>> 721 b = original_parameters->Rmin[j];//*cosksi;
>> 722 l2 = sqr(original_parameters->Z_values[j]
>> 723 -original_parameters->Z_values[j+1]) + sqr(b-a);
>> 724 area = std::sqrt(l2-sqr((a-b)*cosksi))*(a+b)*cosksi;
>> 725 aVector2.push_back(area);
>> 726 }
>> 727
>> 728 for(j=0; j<numPlanes-1; j++)
>> 729 {
>> 730 if(phiIsOpen == true)
846 { 731 {
847 G4PolyhedraSideRZ b = GetCorner(i); << 732 aVector3.push_back(0.5*(original_parameters->Rmax[j]
848 total += a.r*b.z - a.z*b.r; << 733 -original_parameters->Rmin[j]
849 a = b; << 734 +original_parameters->Rmax[j+1]
>> 735 -original_parameters->Rmin[j+1])
>> 736 *std::fabs(original_parameters->Z_values[j+1]
>> 737 -original_parameters->Z_values[j]));
850 } 738 }
851 total = std::abs(total); << 739 else { aVector3.push_back(0.); }
852 } 740 }
853 G4double alp = (GetEndPhi() - GetStartPhi( << 741
854 G4double cosa = std::cos(alp); << 742 for(j=0; j<numPlanes-1; j++)
855 G4double sina = std::sin(alp); << 743 {
856 G4PolyhedraSideRZ a = GetCorner(nrz - 1); << 744 totArea += numSide*(aVector1[j]+aVector2[j])+2.*aVector3[j];
857 for (G4int i=0; i<nrz; ++i) <<
858 { <<
859 G4PolyhedraSideRZ b = GetCorner(i); <<
860 G4ThreeVector p1(a.r, 0, a.z); <<
861 G4ThreeVector p2(a.r*cosa, a.r*sina, a.z <<
862 G4ThreeVector p3(b.r*cosa, b.r*sina, b.z <<
863 G4ThreeVector p4(b.r, 0, b.z); <<
864 total += GetNumSide()*(G4GeomTools::Quad <<
865 a = b; <<
866 } 745 }
867 fSurfaceArea = total; << 746
868 } << 747 // Must include top and bottom areas
869 return fSurfaceArea; << 748 //
870 } << 749 if(original_parameters->Rmax[numPlanes-1] != 0.)
871 << 750 {
872 ////////////////////////////////////////////// << 751 a = original_parameters->Rmax[numPlanes-1];
873 // << 752 b = original_parameters->Rmin[numPlanes-1];
874 // Set vector of surface elements, auxiliary m << 753 l2 = sqr(a-b);
875 // random points on surface << 754 aTop = std::sqrt(l2-sqr((a-b)*cosksi))*(a+b)*cosksi;
876 << 755 }
877 void G4Polyhedra::SetSurfaceElements() const << 756
878 { << 757 if(original_parameters->Rmax[0] != 0.)
879 fElements = new std::vector<G4Polyhedra::sur << 758 {
880 G4double total = 0.; << 759 a = original_parameters->Rmax[0];
881 G4int nrz = GetNumRZCorner(); << 760 b = original_parameters->Rmin[0];
882 << 761 l2 = sqr(a-b);
883 // set lateral surface elements << 762 aBottom = std::sqrt(l2-sqr((a-b)*cosksi))*(a+b)*cosksi;
884 G4double dphi = (GetEndPhi() - GetStartPhi() << 763 }
885 G4double cosa = std::cos(dphi); << 764
886 G4double sina = std::sin(dphi); << 765 Achose1 = 0.;
887 G4int ia = nrz - 1; << 766 Achose2 = numSide*(aVector1[0]+aVector2[0])+2.*aVector3[0];
888 for (G4int ib=0; ib<nrz; ++ib) << 767
889 { << 768 chose = RandFlat::shoot(0.,totArea+aTop+aBottom);
890 G4PolyhedraSideRZ a = GetCorner(ia); << 769 if( (chose >= 0.) && (chose < aTop + aBottom) )
891 G4PolyhedraSideRZ b = GetCorner(ib); << 770 {
892 G4Polyhedra::surface_element selem; << 771 chose = RandFlat::shoot(startPhi,startPhi+totalPhi);
893 selem.i0 = ia; << 772 rang = std::floor((chose-startPhi)/ksi-0.01);
894 selem.i1 = ib; << 773 if(rang<0) { rang=0; }
895 ia = ib; << 774 rang = std::fabs(rang);
896 if (a.r == 0. && b.r == 0.) continue; << 775 sinphi1 = std::sin(startPhi+rang*ksi);
897 G4ThreeVector p1(a.r, 0, a.z); << 776 sinphi2 = std::sin(startPhi+(rang+1)*ksi);
898 G4ThreeVector p2(a.r*cosa, a.r*sina, a.z); << 777 cosphi1 = std::cos(startPhi+rang*ksi);
899 G4ThreeVector p3(b.r*cosa, b.r*sina, b.z); << 778 cosphi2 = std::cos(startPhi+(rang+1)*ksi);
900 G4ThreeVector p4(b.r, 0, b.z); << 779 chose = RandFlat::shoot(0., aTop + aBottom);
901 if (a.r > 0.) << 780 if(chose>=0. && chose<aTop)
902 { << 781 {
903 selem.i2 = -1; << 782 rad1 = original_parameters->Rmin[numPlanes-1];
904 total += GetNumSide()*(G4GeomTools::Tria << 783 rad2 = original_parameters->Rmax[numPlanes-1];
905 selem.area = total; << 784 zVal = original_parameters->Z_values[numPlanes-1];
906 fElements->push_back(selem); << 785 }
907 } << 786 else
908 if (b.r > 0.) << 787 {
909 { << 788 rad1 = original_parameters->Rmin[0];
910 selem.i2 = -2; << 789 rad2 = original_parameters->Rmax[0];
911 total += GetNumSide()*(G4GeomTools::Tria << 790 zVal = original_parameters->Z_values[0];
912 selem.area = total; << 791 }
913 fElements->push_back(selem); << 792 p0 = G4ThreeVector(rad1*cosphi1,rad1*sinphi1,zVal);
>> 793 p1 = G4ThreeVector(rad2*cosphi1,rad2*sinphi1,zVal);
>> 794 p2 = G4ThreeVector(rad2*cosphi2,rad2*sinphi2,zVal);
>> 795 p3 = G4ThreeVector(rad1*cosphi2,rad1*sinphi2,zVal);
>> 796 return GetPointOnPlane(p0,p1,p2,p3);
914 } 797 }
915 } << 798 else
916 << 799 {
917 // set elements for phi cuts << 800 for (j=0; j<numPlanes-1; j++)
918 if (IsOpen()) << 801 {
919 { << 802 if( ((chose >= Achose1) && (chose < Achose2)) || (j == numPlanes-2) )
920 G4TwoVectorList contourRZ; << 803 {
921 std::vector<G4int> triangles; << 804 Flag = j; break;
922 for (G4int i=0; i<nrz; ++i) << 805 }
923 { << 806 Achose1 += numSide*(aVector1[j]+aVector2[j])+2.*aVector3[j];
924 G4PolyhedraSideRZ corner = GetCorner(i); << 807 Achose2 = Achose1 + numSide*(aVector1[j+1]+aVector2[j+1])
925 contourRZ.emplace_back(corner.r, corner. << 808 + 2.*aVector3[j+1];
926 } << 809 }
927 G4GeomTools::TriangulatePolygon(contourRZ, <<
928 auto ntria = (G4int)triangles.size(); <<
929 for (G4int i=0; i<ntria; i+=3) <<
930 { <<
931 G4Polyhedra::surface_element selem; <<
932 selem.i0 = triangles[i]; <<
933 selem.i1 = triangles[i+1]; <<
934 selem.i2 = triangles[i+2]; <<
935 G4PolyhedraSideRZ a = GetCorner(selem.i0 <<
936 G4PolyhedraSideRZ b = GetCorner(selem.i1 <<
937 G4PolyhedraSideRZ c = GetCorner(selem.i2 <<
938 G4double stria = <<
939 std::abs(G4GeomTools::TriangleArea(a.r <<
940 total += stria; <<
941 selem.area = total; <<
942 fElements->push_back(selem); // start ph <<
943 total += stria; <<
944 selem.area = total; <<
945 selem.i0 += nrz; <<
946 fElements->push_back(selem); // end phi <<
947 } 810 }
948 } <<
949 } <<
950 811
951 ////////////////////////////////////////////// << 812 // At this point we have chosen a subsection
952 // << 813 // between to adjacent plane cuts...
953 // Generate random point on surface <<
954 814
955 G4ThreeVector G4Polyhedra::GetPointOnSurface() << 815 j = Flag;
956 { << 816
957 // Set surface elements << 817 totArea = numSide*(aVector1[j]+aVector2[j])+2.*aVector3[j];
958 if (fElements == nullptr) << 818 chose = RandFlat::shoot(0.,totArea);
959 { << 819
960 G4AutoLock l(&surface_elementsMutex); << 820 if( (chose>=0.) && (chose<numSide*aVector1[j]) )
961 SetSurfaceElements(); << 821 {
962 l.unlock(); << 822 chose = RandFlat::shoot(startPhi,startPhi+totalPhi);
963 } << 823 rang = std::floor((chose-startPhi)/ksi-0.01);
>> 824 if(rang<0) { rang=0; }
>> 825 rang = std::fabs(rang);
>> 826 rad1 = original_parameters->Rmax[j];
>> 827 rad2 = original_parameters->Rmax[j+1];
>> 828 sinphi1 = std::sin(startPhi+rang*ksi);
>> 829 sinphi2 = std::sin(startPhi+(rang+1)*ksi);
>> 830 cosphi1 = std::cos(startPhi+rang*ksi);
>> 831 cosphi2 = std::cos(startPhi+(rang+1)*ksi);
>> 832 zVal = original_parameters->Z_values[j];
>> 833
>> 834 p0 = G4ThreeVector(rad1*cosphi1,rad1*sinphi1,zVal);
>> 835 p1 = G4ThreeVector(rad1*cosphi2,rad1*sinphi2,zVal);
>> 836
>> 837 zVal = original_parameters->Z_values[j+1];
>> 838
>> 839 p2 = G4ThreeVector(rad2*cosphi2,rad2*sinphi2,zVal);
>> 840 p3 = G4ThreeVector(rad2*cosphi1,rad2*sinphi1,zVal);
>> 841 return GetPointOnPlane(p0,p1,p2,p3);
>> 842 }
>> 843 else if ( (chose >= numSide*aVector1[j])
>> 844 && (chose <= numSide*(aVector1[j]+aVector2[j])) )
>> 845 {
>> 846 chose = RandFlat::shoot(startPhi,startPhi+totalPhi);
>> 847 rang = std::floor((chose-startPhi)/ksi-0.01);
>> 848 if(rang<0) { rang=0; }
>> 849 rang = std::fabs(rang);
>> 850 rad1 = original_parameters->Rmin[j];
>> 851 rad2 = original_parameters->Rmin[j+1];
>> 852 sinphi1 = std::sin(startPhi+rang*ksi);
>> 853 sinphi2 = std::sin(startPhi+(rang+1)*ksi);
>> 854 cosphi1 = std::cos(startPhi+rang*ksi);
>> 855 cosphi2 = std::cos(startPhi+(rang+1)*ksi);
>> 856 zVal = original_parameters->Z_values[j];
>> 857
>> 858 p0 = G4ThreeVector(rad1*cosphi1,rad1*sinphi1,zVal);
>> 859 p1 = G4ThreeVector(rad1*cosphi2,rad1*sinphi2,zVal);
>> 860
>> 861 zVal = original_parameters->Z_values[j+1];
>> 862
>> 863 p2 = G4ThreeVector(rad2*cosphi2,rad2*sinphi2,zVal);
>> 864 p3 = G4ThreeVector(rad2*cosphi1,rad2*sinphi1,zVal);
>> 865 return GetPointOnPlane(p0,p1,p2,p3);
>> 866 }
964 867
965 // Select surface element << 868 chose = RandFlat::shoot(0.,2.2);
966 G4Polyhedra::surface_element selem; << 869 if( (chose>=0.) && (chose < 1.) )
967 selem = fElements->back(); << 870 {
968 G4double select = selem.area*G4QuickRand(); << 871 rang = startPhi;
969 auto it = std::lower_bound(fElements->begin( <<
970 [](const G4Polyhe <<
971 -> G4bool { retur <<
972 <<
973 // Generate random point <<
974 G4double x = 0, y = 0, z = 0; <<
975 G4double u = G4QuickRand(); <<
976 G4double v = G4QuickRand(); <<
977 if (u + v > 1.) { u = 1. - u; v = 1. - v; } <<
978 G4int i0 = (*it).i0; <<
979 G4int i1 = (*it).i1; <<
980 G4int i2 = (*it).i2; <<
981 if (i2 < 0) // lateral surface <<
982 { <<
983 // sample point <<
984 G4int nside = GetNumSide(); <<
985 G4double dphi = (GetEndPhi() - GetStartPhi <<
986 G4double cosa = std::cos(dphi); <<
987 G4double sina = std::sin(dphi); <<
988 G4PolyhedraSideRZ a = GetCorner(i0); <<
989 G4PolyhedraSideRZ b = GetCorner(i1); <<
990 G4ThreeVector p0(a.r, 0, a.z); <<
991 G4ThreeVector p1(b.r, 0, b.z); <<
992 G4ThreeVector p2(b.r*cosa, b.r*sina, b.z); <<
993 if (i2 == -1) p1.set(a.r*cosa, a.r*sina, a <<
994 p0 += (p1 - p0)*u + (p2 - p0)*v; <<
995 // find selected side and rotate point <<
996 G4double scurr = (*it).area; <<
997 G4double sprev = (it == fElements->begin() <<
998 G4int iside = nside*(select - sprev)/(scur <<
999 if (iside == 0 && GetStartPhi() == 0.) <<
1000 { <<
1001 x = p0.x(); <<
1002 y = p0.y(); <<
1003 z = p0.z(); <<
1004 } 872 }
1005 else 873 else
1006 { 874 {
1007 if (iside == nside) --iside; // iside m << 875 rang = endPhi;
1008 G4double phi = iside*dphi + GetStartPhi << 876 }
1009 G4double cosphi = std::cos(phi); << 877
1010 G4double sinphi = std::sin(phi); << 878 cosphi1 = std::cos(rang); rad1 = original_parameters->Rmin[j];
1011 x = p0.x()*cosphi - p0.y()*sinphi; << 879 sinphi1 = std::sin(rang); rad2 = original_parameters->Rmax[j];
1012 y = p0.x()*sinphi + p0.y()*cosphi; << 880
1013 z = p0.z(); << 881 p0 = G4ThreeVector(rad1*cosphi1,rad1*sinphi1,
1014 } << 882 original_parameters->Z_values[j]);
>> 883 p1 = G4ThreeVector(rad2*cosphi1,rad2*sinphi1,
>> 884 original_parameters->Z_values[j]);
>> 885
>> 886 rad1 = original_parameters->Rmax[j+1];
>> 887 rad2 = original_parameters->Rmin[j+1];
>> 888
>> 889 p2 = G4ThreeVector(rad1*cosphi1,rad1*sinphi1,
>> 890 original_parameters->Z_values[j+1]);
>> 891 p3 = G4ThreeVector(rad2*cosphi1,rad2*sinphi1,
>> 892 original_parameters->Z_values[j+1]);
>> 893 return GetPointOnPlane(p0,p1,p2,p3);
1015 } 894 }
1016 else // phi cut << 895 else // Generic polyhedra
1017 { 896 {
1018 G4int nrz = GetNumRZCorner(); << 897 return GetPointOnSurfaceGeneric();
1019 G4double phi = (i0 < nrz) ? GetStartPhi() <<
1020 if (i0 >= nrz) { i0 -= nrz; } <<
1021 G4PolyhedraSideRZ p0 = GetCorner(i0); <<
1022 G4PolyhedraSideRZ p1 = GetCorner(i1); <<
1023 G4PolyhedraSideRZ p2 = GetCorner(i2); <<
1024 G4double r = (p1.r - p0.r)*u + (p2.r - p0 <<
1025 x = r*std::cos(phi); <<
1026 y = r*std::sin(phi); <<
1027 z = (p1.z - p0.z)*u + (p2.z - p0.z)*v + p <<
1028 } 898 }
1029 return {x, y, z}; <<
1030 } 899 }
1031 900
1032 ///////////////////////////////////////////// <<
1033 // 901 //
1034 // CreatePolyhedron 902 // CreatePolyhedron
1035 <<
1036 G4Polyhedron* G4Polyhedra::CreatePolyhedron() <<
1037 { <<
1038 std::vector<G4TwoVector> rz(numCorner); <<
1039 for (G4int i = 0; i < numCorner; ++i) <<
1040 rz[i].set(corners[i].r, corners[i].z); <<
1041 return new G4PolyhedronPgon(startPhi, endPh <<
1042 } <<
1043 <<
1044 // SetOriginalParameters <<
1045 // 903 //
1046 void G4Polyhedra::SetOriginalParameters(G4Red << 904 G4Polyhedron* G4Polyhedra::CreatePolyhedron() const
1047 { << 905 {
1048 G4int numPlanes = numCorner; << 906 if (!genericPgon)
1049 G4bool isConvertible = true; <<
1050 G4double Zmax=rz->Bmax(); <<
1051 rz->StartWithZMin(); <<
1052 <<
1053 // Prepare vectors for storage <<
1054 // <<
1055 std::vector<G4double> Z; <<
1056 std::vector<G4double> Rmin; <<
1057 std::vector<G4double> Rmax; <<
1058 <<
1059 G4int countPlanes=1; <<
1060 G4int icurr=0; <<
1061 G4int icurl=0; <<
1062 <<
1063 // first plane Z=Z[0] <<
1064 // <<
1065 Z.push_back(corners[0].z); <<
1066 G4double Zprev=Z[0]; <<
1067 if (Zprev == corners[1].z) <<
1068 { <<
1069 Rmin.push_back(corners[0].r); <<
1070 Rmax.push_back (corners[1].r);icurr=1; <<
1071 } <<
1072 else if (Zprev == corners[numPlanes-1].z) <<
1073 { 907 {
1074 Rmin.push_back(corners[numPlanes-1].r); << 908 return new G4PolyhedronPgon( original_parameters->Start_angle,
1075 Rmax.push_back (corners[0].r); << 909 original_parameters->Opening_angle,
1076 icurl=numPlanes-1; << 910 original_parameters->numSide,
>> 911 original_parameters->Num_z_planes,
>> 912 original_parameters->Z_values,
>> 913 original_parameters->Rmin,
>> 914 original_parameters->Rmax);
1077 } 915 }
1078 else 916 else
1079 { 917 {
1080 Rmin.push_back(corners[0].r); << 918 // The following code prepares for:
1081 Rmax.push_back (corners[0].r); << 919 // HepPolyhedron::createPolyhedron(int Nnodes, int Nfaces,
1082 } << 920 // const double xyz[][3],
1083 << 921 // const int faces_vec[][4])
1084 // next planes until last << 922 // Here is an extract from the header file HepPolyhedron.h:
1085 // << 923 /**
1086 G4int inextr=0, inextl=0; << 924 * Creates user defined polyhedron.
1087 for (G4int i=0; i < numPlanes-2; ++i) << 925 * This function allows to the user to define arbitrary polyhedron.
1088 { << 926 * The faces of the polyhedron should be either triangles or planar
1089 inextr=1+icurr; << 927 * quadrilateral. Nodes of a face are defined by indexes pointing to
1090 inextl=(icurl <= 0)? numPlanes-1 : icurl- << 928 * the elements in the xyz array. Numeration of the elements in the
1091 << 929 * array starts from 1 (like in fortran). The indexes can be positive
1092 if((corners[inextr].z >= Zmax) & (corners << 930 * or negative. Negative sign means that the corresponding edge is
1093 << 931 * invisible. The normal of the face should be directed to exterior
1094 G4double Zleft = corners[inextl].z; << 932 * of the polyhedron.
1095 G4double Zright = corners[inextr].z; << 933 *
1096 if(Zright>Zleft) << 934 * @param Nnodes number of nodes
>> 935 * @param Nfaces number of faces
>> 936 * @param xyz nodes
>> 937 * @param faces_vec faces (quadrilaterals or triangles)
>> 938 * @return status of the operation - is non-zero in case of problem
>> 939 */
>> 940 G4int nNodes;
>> 941 G4int nFaces;
>> 942 typedef G4double double3[3];
>> 943 double3* xyz;
>> 944 typedef G4int int4[4];
>> 945 int4* faces_vec;
>> 946 if (phiIsOpen)
1097 { 947 {
1098 Z.push_back(Zleft); << 948 // Triangulate open ends. Simple ear-chopping algorithm...
1099 countPlanes++; << 949 // I'm not sure how robust this algorithm is (J.Allison).
1100 G4double difZr=corners[inextr].z - corn << 950 //
1101 G4double difZl=corners[inextl].z - corn << 951 std::vector<G4bool> chopped(numCorner, false);
1102 << 952 std::vector<G4int*> triQuads;
1103 if(std::fabs(difZl) < kCarTolerance) << 953 G4int remaining = numCorner;
>> 954 G4int iStarter = 0;
>> 955 while (remaining >= 3)
1104 { 956 {
1105 if(std::fabs(difZr) < kCarTolerance) << 957 // Find unchopped corners...
>> 958 //
>> 959 G4int A = -1, B = -1, C = -1;
>> 960 G4int iStepper = iStarter;
>> 961 do
>> 962 {
>> 963 if (A < 0) { A = iStepper; }
>> 964 else if (B < 0) { B = iStepper; }
>> 965 else if (C < 0) { C = iStepper; }
>> 966 do
>> 967 {
>> 968 if (++iStepper >= numCorner) iStepper = 0;
>> 969 }
>> 970 while (chopped[iStepper]);
>> 971 }
>> 972 while (C < 0 && iStepper != iStarter);
>> 973
>> 974 // Check triangle at B is pointing outward (an "ear").
>> 975 // Sign of z cross product determines...
>> 976
>> 977 G4double BAr = corners[A].r - corners[B].r;
>> 978 G4double BAz = corners[A].z - corners[B].z;
>> 979 G4double BCr = corners[C].r - corners[B].r;
>> 980 G4double BCz = corners[C].z - corners[B].z;
>> 981 if (BAr * BCz - BAz * BCr < kCarTolerance)
1106 { 982 {
1107 Rmin.push_back(corners[inextl].r); << 983 G4int* tq = new G4int[3];
1108 Rmax.push_back(corners[icurr].r); << 984 tq[0] = A + 1;
>> 985 tq[1] = B + 1;
>> 986 tq[2] = C + 1;
>> 987 triQuads.push_back(tq);
>> 988 chopped[B] = true;
>> 989 --remaining;
1109 } 990 }
1110 else 991 else
1111 { 992 {
1112 Rmin.push_back(corners[inextl].r); << 993 do
1113 Rmax.push_back(corners[icurr].r + ( << 994 {
1114 *(corners[ine << 995 if (++iStarter >= numCorner) { iStarter = 0; }
>> 996 }
>> 997 while (chopped[iStarter]);
1115 } 998 }
1116 } 999 }
1117 else if (difZl >= kCarTolerance) << 1000
>> 1001 // Transfer to faces...
>> 1002
>> 1003 nNodes = (numSide + 1) * numCorner;
>> 1004 nFaces = numSide * numCorner + 2 * triQuads.size();
>> 1005 faces_vec = new int4[nFaces];
>> 1006 G4int iface = 0;
>> 1007 G4int addition = numCorner * numSide;
>> 1008 G4int d = numCorner - 1;
>> 1009 for (G4int iEnd = 0; iEnd < 2; ++iEnd)
1118 { 1010 {
1119 if(std::fabs(difZr) < kCarTolerance) << 1011 for (size_t i = 0; i < triQuads.size(); ++i)
1120 { <<
1121 Rmin.push_back(corners[icurl].r); <<
1122 Rmax.push_back(corners[icurr].r); <<
1123 } <<
1124 else <<
1125 { 1012 {
1126 Rmin.push_back(corners[icurl].r); << 1013 // Negative for soft/auxiliary/normally invisible edges...
1127 Rmax.push_back(corners[icurr].r + ( << 1014 //
1128 *(corners[ine << 1015 G4int a, b, c;
>> 1016 if (iEnd == 0)
>> 1017 {
>> 1018 a = triQuads[i][0];
>> 1019 b = triQuads[i][1];
>> 1020 c = triQuads[i][2];
>> 1021 }
>> 1022 else
>> 1023 {
>> 1024 a = triQuads[i][0] + addition;
>> 1025 b = triQuads[i][2] + addition;
>> 1026 c = triQuads[i][1] + addition;
>> 1027 }
>> 1028 G4int ab = std::abs(b - a);
>> 1029 G4int bc = std::abs(c - b);
>> 1030 G4int ca = std::abs(a - c);
>> 1031 faces_vec[iface][0] = (ab == 1 || ab == d)? a: -a;
>> 1032 faces_vec[iface][1] = (bc == 1 || bc == d)? b: -b;
>> 1033 faces_vec[iface][2] = (ca == 1 || ca == d)? c: -c;
>> 1034 faces_vec[iface][3] = 0;
>> 1035 ++iface;
1129 } 1036 }
1130 } 1037 }
1131 else << 1038
>> 1039 // Continue with sides...
>> 1040
>> 1041 xyz = new double3[nNodes];
>> 1042 const G4double dPhi = (endPhi - startPhi) / numSide;
>> 1043 G4double phi = startPhi;
>> 1044 G4int ixyz = 0;
>> 1045 for (G4int iSide = 0; iSide < numSide; ++iSide)
1132 { 1046 {
1133 isConvertible=false; break; << 1047 for (G4int iCorner = 0; iCorner < numCorner; ++iCorner)
>> 1048 {
>> 1049 xyz[ixyz][0] = corners[iCorner].r * std::cos(phi);
>> 1050 xyz[ixyz][1] = corners[iCorner].r * std::sin(phi);
>> 1051 xyz[ixyz][2] = corners[iCorner].z;
>> 1052 if (iCorner < numCorner - 1)
>> 1053 {
>> 1054 faces_vec[iface][0] = ixyz + 1;
>> 1055 faces_vec[iface][1] = ixyz + numCorner + 1;
>> 1056 faces_vec[iface][2] = ixyz + numCorner + 2;
>> 1057 faces_vec[iface][3] = ixyz + 2;
>> 1058 }
>> 1059 else
>> 1060 {
>> 1061 faces_vec[iface][0] = ixyz + 1;
>> 1062 faces_vec[iface][1] = ixyz + numCorner + 1;
>> 1063 faces_vec[iface][2] = ixyz + 2;
>> 1064 faces_vec[iface][3] = ixyz - numCorner + 2;
>> 1065 }
>> 1066 ++iface;
>> 1067 ++ixyz;
>> 1068 }
>> 1069 phi += dPhi;
1134 } 1070 }
1135 icurl=(icurl == 0)? numPlanes-1 : icurl <<
1136 } <<
1137 else if(std::fabs(Zright-Zleft)<kCarToler <<
1138 { <<
1139 Z.push_back(Zleft); <<
1140 ++countPlanes; <<
1141 ++icurr; <<
1142 1071
1143 icurl=(icurl == 0)? numPlanes-1 : icurl << 1072 // Last corners...
1144 1073
1145 Rmin.push_back(corners[inextl].r); << 1074 for (G4int iCorner = 0; iCorner < numCorner; ++iCorner)
1146 Rmax.push_back (corners[inextr].r); << 1075 {
>> 1076 xyz[ixyz][0] = corners[iCorner].r * std::cos(phi);
>> 1077 xyz[ixyz][1] = corners[iCorner].r * std::sin(phi);
>> 1078 xyz[ixyz][2] = corners[iCorner].z;
>> 1079 ++ixyz;
>> 1080 }
1147 } 1081 }
1148 else // Zright<Zleft << 1082 else // !phiIsOpen - i.e., a complete 360 degrees.
1149 { 1083 {
1150 Z.push_back(Zright); << 1084 nNodes = numSide * numCorner;
1151 ++countPlanes; << 1085 nFaces = numSide * numCorner;;
1152 << 1086 xyz = new double3[nNodes];
1153 G4double difZr=corners[inextr].z - corn << 1087 faces_vec = new int4[nFaces];
1154 G4double difZl=corners[inextl].z - corn << 1088 // const G4double dPhi = (endPhi - startPhi) / numSide;
1155 if(std::fabs(difZr) < kCarTolerance) << 1089 const G4double dPhi = twopi / numSide; // !phiIsOpen endPhi-startPhi = 360 degrees.
1156 { << 1090 G4double phi = startPhi;
1157 if(std::fabs(difZl) < kCarTolerance) << 1091 G4int ixyz = 0, iface = 0;
1158 { << 1092 for (G4int iSide = 0; iSide < numSide; ++iSide)
1159 Rmax.push_back(corners[inextr].r); <<
1160 Rmin.push_back(corners[icurr].r); <<
1161 } <<
1162 else <<
1163 { <<
1164 Rmin.push_back(corners[icurl].r + ( <<
1165 * (corners[in <<
1166 Rmax.push_back(corners[inextr].r); <<
1167 } <<
1168 ++icurr; <<
1169 } // plate <<
1170 else if (difZr >= kCarTolerance) <<
1171 { 1093 {
1172 if(std::fabs(difZl) < kCarTolerance) << 1094 for (G4int iCorner = 0; iCorner < numCorner; ++iCorner)
1173 { 1095 {
1174 Rmax.push_back(corners[inextr].r); << 1096 xyz[ixyz][0] = corners[iCorner].r * std::cos(phi);
1175 Rmin.push_back (corners[icurr].r); << 1097 xyz[ixyz][1] = corners[iCorner].r * std::sin(phi);
>> 1098 xyz[ixyz][2] = corners[iCorner].z;
>> 1099 if (iSide < numSide - 1)
>> 1100 {
>> 1101 if (iCorner < numCorner - 1)
>> 1102 {
>> 1103 faces_vec[iface][0] = ixyz + 1;
>> 1104 faces_vec[iface][1] = ixyz + numCorner + 1;
>> 1105 faces_vec[iface][2] = ixyz + numCorner + 2;
>> 1106 faces_vec[iface][3] = ixyz + 2;
>> 1107 }
>> 1108 else
>> 1109 {
>> 1110 faces_vec[iface][0] = ixyz + 1;
>> 1111 faces_vec[iface][1] = ixyz + numCorner + 1;
>> 1112 faces_vec[iface][2] = ixyz + 2;
>> 1113 faces_vec[iface][3] = ixyz - numCorner + 2;
>> 1114 }
>> 1115 }
>> 1116 else // Last side joins ends...
>> 1117 {
>> 1118 if (iCorner < numCorner - 1)
>> 1119 {
>> 1120 faces_vec[iface][0] = ixyz + 1;
>> 1121 faces_vec[iface][1] = ixyz + numCorner - nFaces + 1;
>> 1122 faces_vec[iface][2] = ixyz + numCorner - nFaces + 2;
>> 1123 faces_vec[iface][3] = ixyz + 2;
>> 1124 }
>> 1125 else
>> 1126 {
>> 1127 faces_vec[iface][0] = ixyz + 1;
>> 1128 faces_vec[iface][1] = ixyz - nFaces + numCorner + 1;
>> 1129 faces_vec[iface][2] = ixyz - nFaces + 2;
>> 1130 faces_vec[iface][3] = ixyz - numCorner + 2;
>> 1131 }
>> 1132 }
>> 1133 ++ixyz;
>> 1134 ++iface;
1176 } 1135 }
1177 else << 1136 phi += dPhi;
1178 { <<
1179 Rmax.push_back(corners[inextr].r); <<
1180 Rmin.push_back (corners[icurl].r+(Z <<
1181 * (corners[ <<
1182 } <<
1183 ++icurr; <<
1184 } <<
1185 else <<
1186 { <<
1187 isConvertible=false; break; <<
1188 } 1137 }
1189 } 1138 }
1190 } // end for loop << 1139 G4Polyhedron* polyhedron = new G4Polyhedron;
>> 1140 G4int problem = polyhedron->createPolyhedron(nNodes, nFaces, xyz, faces_vec);
>> 1141 delete [] faces_vec;
>> 1142 delete [] xyz;
>> 1143 if (problem)
>> 1144 {
>> 1145 std::ostringstream message;
>> 1146 message << "Problem creating G4Polyhedron for: " << GetName();
>> 1147 G4Exception("G4Polyhedra::CreatePolyhedron()", "GeomSolids1002",
>> 1148 JustWarning, message);
>> 1149 delete polyhedron;
>> 1150 return 0;
>> 1151 }
>> 1152 else
>> 1153 {
>> 1154 return polyhedron;
>> 1155 }
>> 1156 }
>> 1157 }
1191 1158
1192 // last plane Z=Zmax << 1159 //
1193 // << 1160 // CreateNURBS
1194 Z.push_back(Zmax); << 1161 //
1195 ++countPlanes; << 1162 G4NURBS *G4Polyhedra::CreateNURBS() const
1196 inextr=1+icurr; << 1163 {
1197 inextl=(icurl <= 0)? numPlanes-1 : icurl-1; << 1164 return 0;
1198 << 1165 }
1199 Rmax.push_back(corners[inextr].r); <<
1200 Rmin.push_back(corners[inextl].r); <<
1201 <<
1202 // Set original parameters Rmin,Rmax,Z <<
1203 // <<
1204 if(isConvertible) <<
1205 { <<
1206 original_parameters = new G4PolyhedraHisto <<
1207 original_parameters->numSide = numSide; <<
1208 original_parameters->Z_values = new G4doub <<
1209 original_parameters->Rmin = new G4double[c <<
1210 original_parameters->Rmax = new G4double[c <<
1211 <<
1212 for(G4int j=0; j < countPlanes; ++j) <<
1213 { <<
1214 original_parameters->Z_values[j] = Z[j]; <<
1215 original_parameters->Rmax[j] = Rmax[j]; <<
1216 original_parameters->Rmin[j] = Rmin[j]; <<
1217 } <<
1218 original_parameters->Start_angle = startPh <<
1219 original_parameters->Opening_angle = endPh <<
1220 original_parameters->Num_z_planes = countP <<
1221 1166
1222 } << 1167
1223 else // Set parameters(r,z) with Rmin==0 a << 1168 //
>> 1169 // G4PolyhedraHistorical stuff
>> 1170 //
>> 1171 G4PolyhedraHistorical::G4PolyhedraHistorical()
>> 1172 : Start_angle(0.), Opening_angle(0.), numSide(0), Num_z_planes(0),
>> 1173 Z_values(0), Rmin(0), Rmax(0)
>> 1174 {
>> 1175 }
>> 1176
>> 1177 G4PolyhedraHistorical::~G4PolyhedraHistorical()
>> 1178 {
>> 1179 delete [] Z_values;
>> 1180 delete [] Rmin;
>> 1181 delete [] Rmax;
>> 1182 }
>> 1183
>> 1184 G4PolyhedraHistorical::
>> 1185 G4PolyhedraHistorical( const G4PolyhedraHistorical& source )
>> 1186 {
>> 1187 Start_angle = source.Start_angle;
>> 1188 Opening_angle = source.Opening_angle;
>> 1189 numSide = source.numSide;
>> 1190 Num_z_planes = source.Num_z_planes;
>> 1191
>> 1192 Z_values = new G4double[Num_z_planes];
>> 1193 Rmin = new G4double[Num_z_planes];
>> 1194 Rmax = new G4double[Num_z_planes];
>> 1195
>> 1196 for( G4int i = 0; i < Num_z_planes; i++)
1224 { 1197 {
1225 #ifdef G4SPECSDEBUG << 1198 Z_values[i] = source.Z_values[i];
1226 std::ostringstream message; << 1199 Rmin[i] = source.Rmin[i];
1227 message << "Polyhedra " << GetName() << G << 1200 Rmax[i] = source.Rmax[i];
1228 << "cannot be converted to Polyhedra wi <<
1229 G4Exception("G4Polyhedra::SetOriginalPara <<
1230 "GeomSolids0002", JustWarning <<
1231 #endif <<
1232 original_parameters = new G4PolyhedraHist <<
1233 original_parameters->numSide = numSide; <<
1234 original_parameters->Z_values = new G4dou <<
1235 original_parameters->Rmin = new G4double[ <<
1236 original_parameters->Rmax = new G4double[ <<
1237 <<
1238 for(G4int j=0; j < numPlanes; ++j) <<
1239 { <<
1240 original_parameters->Z_values[j] = corn <<
1241 original_parameters->Rmax[j] = corners[ <<
1242 original_parameters->Rmin[j] = 0.0; <<
1243 } <<
1244 original_parameters->Start_angle = startP <<
1245 original_parameters->Opening_angle = endP <<
1246 original_parameters->Num_z_planes = numPl <<
1247 } 1201 }
1248 } 1202 }
1249 1203
1250 #endif << 1204 G4PolyhedraHistorical&
>> 1205 G4PolyhedraHistorical::operator=( const G4PolyhedraHistorical& right )
>> 1206 {
>> 1207 if ( &right == this ) return *this;
>> 1208
>> 1209 if (&right)
>> 1210 {
>> 1211 Start_angle = right.Start_angle;
>> 1212 Opening_angle = right.Opening_angle;
>> 1213 numSide = right.numSide;
>> 1214 Num_z_planes = right.Num_z_planes;
>> 1215
>> 1216 delete [] Z_values;
>> 1217 delete [] Rmin;
>> 1218 delete [] Rmax;
>> 1219 Z_values = new G4double[Num_z_planes];
>> 1220 Rmin = new G4double[Num_z_planes];
>> 1221 Rmax = new G4double[Num_z_planes];
>> 1222
>> 1223 for( G4int i = 0; i < Num_z_planes; i++)
>> 1224 {
>> 1225 Z_values[i] = right.Z_values[i];
>> 1226 Rmin[i] = right.Rmin[i];
>> 1227 Rmax[i] = right.Rmax[i];
>> 1228 }
>> 1229 }
>> 1230 return *this;
>> 1231 }
1251 1232