Geant4 11.2.2
Toolkit for the simulation of the passage of particles through matter
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HepPolyhedron.cc
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1//
2// ********************************************************************
3// * License and Disclaimer *
4// * *
5// * The Geant4 software is copyright of the Copyright Holders of *
6// * the Geant4 Collaboration. It is provided under the terms and *
7// * conditions of the Geant4 Software License, included in the file *
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14// * regarding this software system or assume any liability for its *
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18// * This code implementation is the result of the scientific and *
19// * technical work of the GEANT4 collaboration. *
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24// ********************************************************************
25//
26// G4 Polyhedron library
27//
28// History:
29// 23.07.96 E.Chernyaev <[email protected]> - initial version
30//
31// 30.09.96 E.Chernyaev
32// - added GetNextVertexIndex, GetVertex by Yasuhide Sawada
33// - added GetNextUnitNormal, GetNextEdgeIndices, GetNextEdge
34//
35// 15.12.96 E.Chernyaev
36// - added GetNumberOfRotationSteps, RotateEdge, RotateAroundZ, SetReferences
37// - rewritten G4PolyhedronCons;
38// - added G4PolyhedronPara, ...Trap, ...Pgon, ...Pcon, ...Sphere, ...Torus
39//
40// 01.06.97 E.Chernyaev
41// - modified RotateAroundZ, added SetSideFacets
42//
43// 19.03.00 E.Chernyaev
44// - implemented boolean operations (add, subtract, intersect) on polyhedra;
45//
46// 25.05.01 E.Chernyaev
47// - added GetSurfaceArea() and GetVolume()
48//
49// 05.11.02 E.Chernyaev
50// - added createTwistedTrap() and createPolyhedron()
51//
52// 20.06.05 G.Cosmo
53// - added HepPolyhedronEllipsoid
54//
55// 18.07.07 T.Nikitina
56// - added HepPolyhedronParaboloid
57//
58// 22.02.20 E.Chernyaev
59// - added HepPolyhedronTet, HepPolyhedronHyberbolicMirror
60//
61// 12.05.21 E.Chernyaev
62// - added TriangulatePolygon(), RotateContourAroundZ()
63// - added HepPolyhedronPgon, HepPolyhedronPcon given by rz-contour
64//
65// 26.03.22 E.Chernyaev
66// - added SetVertex(), SetFacet()
67// - added HepPolyhedronTetMesh
68//
69// 04.04.22 E.Chernyaev
70// - added JoinCoplanarFacets()
71//
72// 07.04.22 E.Chernyaev
73// - added HepPolyhedronBoxMesh
74
75#include "HepPolyhedron.h"
76#include "G4PhysicalConstants.hh"
77#include "G4Vector3D.hh"
78
79#include <cstdlib> // Required on some compilers for std::abs(int) ...
80#include <cmath>
81#include <algorithm>
82
83using CLHEP::perMillion;
84using CLHEP::deg;
85using CLHEP::pi;
86using CLHEP::twopi;
87using CLHEP::nm;
88const G4double spatialTolerance = 0.01*nm;
89
90/***********************************************************************
91 * *
92 * Name: HepPolyhedron operator << Date: 09.05.96 *
93 * Author: E.Chernyaev (IHEP/Protvino) Revised: *
94 * *
95 * Function: Print contents of G4 polyhedron *
96 * *
97 ***********************************************************************/
98std::ostream & operator<<(std::ostream & ostr, const G4Facet & facet) {
99 for (const auto& edge : facet.edge) {
100 ostr << " " << edge.v << "/" << edge.f;
101 }
102 return ostr;
103}
104
105std::ostream & operator<<(std::ostream & ostr, const HepPolyhedron & ph) {
106 ostr << std::endl;
107 ostr << "Nvertices=" << ph.nvert << ", Nfacets=" << ph.nface << std::endl;
108 G4int i;
109 for (i=1; i<=ph.nvert; i++) {
110 ostr << "xyz(" << i << ")="
111 << ph.pV[i].x() << ' ' << ph.pV[i].y() << ' ' << ph.pV[i].z()
112 << std::endl;
113 }
114 for (i=1; i<=ph.nface; i++) {
115 ostr << "face(" << i << ")=" << ph.pF[i] << std::endl;
116 }
117 return ostr;
118}
119
120HepPolyhedron::HepPolyhedron(G4int Nvert, G4int Nface)
121/***********************************************************************
122 * *
123 * Name: HepPolyhedron constructor with Date: 26.03.2022 *
124 * allocation of memory Revised: *
125 * Author: E.Tcherniaev (E.Chernyaev) *
126 * *
127 ***********************************************************************/
128: nvert(0), nface(0), pV(nullptr), pF(nullptr)
129{
130 AllocateMemory(Nvert, Nface);
131}
132
133HepPolyhedron::HepPolyhedron(const HepPolyhedron &from)
134/***********************************************************************
135 * *
136 * Name: HepPolyhedron copy constructor Date: 23.07.96 *
137 * Author: E.Chernyaev (IHEP/Protvino) Revised: *
138 * *
139 ***********************************************************************/
140: nvert(0), nface(0), pV(nullptr), pF(nullptr)
141{
142 AllocateMemory(from.nvert, from.nface);
143 for (G4int i=1; i<=nvert; i++) pV[i] = from.pV[i];
144 for (G4int k=1; k<=nface; k++) pF[k] = from.pF[k];
145}
146
147HepPolyhedron::HepPolyhedron(HepPolyhedron&& from)
148/***********************************************************************
149 * *
150 * Name: HepPolyhedron move constructor Date: 04.11.2019 *
151 * Author: E.Tcherniaev (E.Chernyaev) Revised: *
152 * *
153 ***********************************************************************/
154: nvert(0), nface(0), pV(nullptr), pF(nullptr)
155{
156 nvert = from.nvert;
157 nface = from.nface;
158 pV = from.pV;
159 pF = from.pF;
160
161 // Release the data from the source object
162 from.nvert = 0;
163 from.nface = 0;
164 from.pV = nullptr;
165 from.pF = nullptr;
166}
167
168HepPolyhedron & HepPolyhedron::operator=(const HepPolyhedron &from)
169/***********************************************************************
170 * *
171 * Name: HepPolyhedron operator = Date: 23.07.96 *
172 * Author: E.Chernyaev (IHEP/Protvino) Revised: *
173 * *
174 * Function: Copy contents of one polyhedron to another *
175 * *
176 ***********************************************************************/
177{
178 if (this != &from) {
179 AllocateMemory(from.nvert, from.nface);
180 for (G4int i=1; i<=nvert; i++) pV[i] = from.pV[i];
181 for (G4int k=1; k<=nface; k++) pF[k] = from.pF[k];
182 }
183 return *this;
184}
185
186HepPolyhedron & HepPolyhedron::operator=(HepPolyhedron&& from)
187/***********************************************************************
188 * *
189 * Name: HepPolyhedron move operator = Date: 04.11.2019 *
190 * Author: E.Tcherniaev (E.Chernyaev) Revised: *
191 * *
192 * Function: Move contents of one polyhedron to another *
193 * *
194 ***********************************************************************/
195{
196 if (this != &from) {
197 delete [] pV;
198 delete [] pF;
199 nvert = from.nvert;
200 nface = from.nface;
201 pV = from.pV;
202 pF = from.pF;
203
204 // Release the data from the source object
205 from.nvert = 0;
206 from.nface = 0;
207 from.pV = nullptr;
208 from.pF = nullptr;
209 }
210 return *this;
211}
212
213G4int
214HepPolyhedron::FindNeighbour(G4int iFace, G4int iNode, G4int iOrder) const
215/***********************************************************************
216 * *
217 * Name: HepPolyhedron::FindNeighbour Date: 22.11.99 *
218 * Author: E.Chernyaev Revised: *
219 * *
220 * Function: Find neighbouring face *
221 * *
222 ***********************************************************************/
223{
224 G4int i;
225 for (i=0; i<4; i++) {
226 if (iNode == std::abs(pF[iFace].edge[i].v)) break;
227 }
228 if (i == 4) {
229 std::cerr
230 << "HepPolyhedron::FindNeighbour: face " << iFace
231 << " has no node " << iNode
232 << std::endl;
233 return 0;
234 }
235 if (iOrder < 0) {
236 if ( --i < 0) i = 3;
237 if (pF[iFace].edge[i].v == 0) i = 2;
238 }
239 return (pF[iFace].edge[i].v > 0) ? 0 : pF[iFace].edge[i].f;
240}
241
242G4Normal3D HepPolyhedron::FindNodeNormal(G4int iFace, G4int iNode) const
243/***********************************************************************
244 * *
245 * Name: HepPolyhedron::FindNodeNormal Date: 22.11.99 *
246 * Author: E.Chernyaev Revised: *
247 * *
248 * Function: Find normal at given node *
249 * *
250 ***********************************************************************/
251{
252 G4Normal3D normal = GetUnitNormal(iFace);
253 G4int k = iFace, iOrder = 1;
254
255 for(;;) {
256 k = FindNeighbour(k, iNode, iOrder);
257 if (k == iFace) break;
258 if (k > 0) {
259 normal += GetUnitNormal(k);
260 }else{
261 if (iOrder < 0) break;
262 k = iFace;
263 iOrder = -iOrder;
264 }
265 }
266 return normal.unit();
267}
268
269G4int HepPolyhedron::GetNumberOfRotationSteps()
270/***********************************************************************
271 * *
272 * Name: HepPolyhedron::GetNumberOfRotationSteps Date: 24.06.97 *
273 * Author: J.Allison (Manchester University) Revised: *
274 * *
275 * Function: Get number of steps for whole circle *
276 * *
277 ***********************************************************************/
278{
279 return fNumberOfRotationSteps;
280}
281
282void HepPolyhedron::SetVertex(G4int index, const G4Point3D& v)
283/***********************************************************************
284 * *
285 * Name: HepPolyhedron::SetVertex Date: 26.03.22 *
286 * Author: E.Tcherniaev (E.Chernyaev) Revised: *
287 * *
288 * Function: Set vertex *
289 * *
290 ***********************************************************************/
291{
292 if (index < 1 || index > nvert)
293 {
294 std::cerr
295 << "HepPolyhedron::SetVertex: vertex index = " << index
296 << " is out of range\n"
297 << " N. of vertices = " << nvert << "\n"
298 << " N. of facets = " << nface << std::endl;
299 return;
300 }
301 pV[index] = v;
302}
303
304void
305HepPolyhedron::SetFacet(G4int index, G4int iv1, G4int iv2, G4int iv3, G4int iv4)
306/***********************************************************************
307 * *
308 * Name: HepPolyhedron::SetFacet Date: 26.03.22 *
309 * Author: E.Tcherniaev (E.Chernyaev) Revised: *
310 * *
311 * Function: Set facet *
312 * *
313 ***********************************************************************/
314{
315 if (index < 1 || index > nface)
316 {
317 std::cerr
318 << "HepPolyhedron::SetFacet: facet index = " << index
319 << " is out of range\n"
320 << " N. of vertices = " << nvert << "\n"
321 << " N. of facets = " << nface << std::endl;
322 return;
323 }
324 if (iv1 < 1 || iv1 > nvert ||
325 iv2 < 1 || iv2 > nvert ||
326 iv3 < 1 || iv3 > nvert ||
327 iv4 < 0 || iv4 > nvert)
328 {
329 std::cerr
330 << "HepPolyhedron::SetFacet: incorrectly specified facet"
331 << " (" << iv1 << ", " << iv2 << ", " << iv3 << ", " << iv4 << ")\n"
332 << " N. of vertices = " << nvert << "\n"
333 << " N. of facets = " << nface << std::endl;
334 return;
335 }
336 pF[index] = G4Facet(iv1, 0, iv2, 0, iv3, 0, iv4, 0);
337}
338
339void HepPolyhedron::SetNumberOfRotationSteps(G4int n)
340/***********************************************************************
341 * *
342 * Name: HepPolyhedron::SetNumberOfRotationSteps Date: 24.06.97 *
343 * Author: J.Allison (Manchester University) Revised: *
344 * *
345 * Function: Set number of steps for whole circle *
346 * *
347 ***********************************************************************/
348{
349 const G4int nMin = 3;
350 if (n < nMin) {
351 std::cerr
352 << "HepPolyhedron::SetNumberOfRotationSteps: attempt to set the\n"
353 << "number of steps per circle < " << nMin << "; forced to " << nMin
354 << std::endl;
355 fNumberOfRotationSteps = nMin;
356 }else{
357 fNumberOfRotationSteps = n;
358 }
359}
360
361void HepPolyhedron::ResetNumberOfRotationSteps()
362/***********************************************************************
363 * *
364 * Name: HepPolyhedron::GetNumberOfRotationSteps Date: 24.06.97 *
365 * Author: J.Allison (Manchester University) Revised: *
366 * *
367 * Function: Reset number of steps for whole circle to default value *
368 * *
369 ***********************************************************************/
370{
371 fNumberOfRotationSteps = DEFAULT_NUMBER_OF_STEPS;
372}
373
374void HepPolyhedron::AllocateMemory(G4int Nvert, G4int Nface)
375/***********************************************************************
376 * *
377 * Name: HepPolyhedron::AllocateMemory Date: 19.06.96 *
378 * Author: E.Chernyaev (IHEP/Protvino) Revised: 05.11.02 *
379 * *
380 * Function: Allocate memory for GEANT4 polyhedron *
381 * *
382 * Input: Nvert - number of nodes *
383 * Nface - number of faces *
384 * *
385 ***********************************************************************/
386{
387 if (nvert == Nvert && nface == Nface) return;
388 delete [] pV;
389 delete [] pF;
390 if (Nvert > 0 && Nface > 0) {
391 nvert = Nvert;
392 nface = Nface;
393 pV = new G4Point3D[nvert+1];
394 pF = new G4Facet[nface+1];
395 }else{
396 nvert = 0; nface = 0; pV = nullptr; pF = nullptr;
397 }
398}
399
400void HepPolyhedron::CreatePrism()
401/***********************************************************************
402 * *
403 * Name: HepPolyhedron::CreatePrism Date: 15.07.96 *
404 * Author: E.Chernyaev (IHEP/Protvino) Revised: *
405 * *
406 * Function: Set facets for a prism *
407 * *
408 ***********************************************************************/
409{
410 enum {DUMMY, BOTTOM, LEFT, BACK, RIGHT, FRONT, TOP};
411
412 pF[1] = G4Facet(1,LEFT, 4,BACK, 3,RIGHT, 2,FRONT);
413 pF[2] = G4Facet(5,TOP, 8,BACK, 4,BOTTOM, 1,FRONT);
414 pF[3] = G4Facet(8,TOP, 7,RIGHT, 3,BOTTOM, 4,LEFT);
415 pF[4] = G4Facet(7,TOP, 6,FRONT, 2,BOTTOM, 3,BACK);
416 pF[5] = G4Facet(6,TOP, 5,LEFT, 1,BOTTOM, 2,RIGHT);
417 pF[6] = G4Facet(5,FRONT, 6,RIGHT, 7,BACK, 8,LEFT);
418}
419
420void HepPolyhedron::RotateEdge(G4int k1, G4int k2, G4double r1, G4double r2,
421 G4int v1, G4int v2, G4int vEdge,
422 G4bool ifWholeCircle, G4int nds, G4int &kface)
423/***********************************************************************
424 * *
425 * Name: HepPolyhedron::RotateEdge Date: 05.12.96 *
426 * Author: E.Chernyaev (IHEP/Protvino) Revised: *
427 * *
428 * Function: Create set of facets by rotation of an edge around Z-axis *
429 * *
430 * Input: k1, k2 - end vertices of the edge *
431 * r1, r2 - radiuses of the end vertices *
432 * v1, v2 - visibility of edges produced by rotation of the end *
433 * vertices *
434 * vEdge - visibility of the edge *
435 * ifWholeCircle - is true in case of whole circle rotation *
436 * nds - number of discrete steps *
437 * r[] - r-coordinates *
438 * kface - current free cell in the pF array *
439 * *
440 ***********************************************************************/
441{
442 if (r1 == 0. && r2 == 0.) return;
443
444 G4int i;
445 G4int i1 = k1;
446 G4int i2 = k2;
447 G4int ii1 = ifWholeCircle ? i1 : i1+nds;
448 G4int ii2 = ifWholeCircle ? i2 : i2+nds;
449 G4int vv = ifWholeCircle ? vEdge : 1;
450
451 if (nds == 1) {
452 if (r1 == 0.) {
453 pF[kface++] = G4Facet(i1,0, v2*i2,0, (i2+1),0);
454 }else if (r2 == 0.) {
455 pF[kface++] = G4Facet(i1,0, i2,0, v1*(i1+1),0);
456 }else{
457 pF[kface++] = G4Facet(i1,0, v2*i2,0, (i2+1),0, v1*(i1+1),0);
458 }
459 }else{
460 if (r1 == 0.) {
461 pF[kface++] = G4Facet(vv*i1,0, v2*i2,0, vEdge*(i2+1),0);
462 for (i2++,i=1; i<nds-1; i2++,i++) {
463 pF[kface++] = G4Facet(vEdge*i1,0, v2*i2,0, vEdge*(i2+1),0);
464 }
465 pF[kface++] = G4Facet(vEdge*i1,0, v2*i2,0, vv*ii2,0);
466 }else if (r2 == 0.) {
467 pF[kface++] = G4Facet(vv*i1,0, vEdge*i2,0, v1*(i1+1),0);
468 for (i1++,i=1; i<nds-1; i1++,i++) {
469 pF[kface++] = G4Facet(vEdge*i1,0, vEdge*i2,0, v1*(i1+1),0);
470 }
471 pF[kface++] = G4Facet(vEdge*i1,0, vv*i2,0, v1*ii1,0);
472 }else{
473 pF[kface++] = G4Facet(vv*i1,0, v2*i2,0, vEdge*(i2+1),0,v1*(i1+1),0);
474 for (i1++,i2++,i=1; i<nds-1; i1++,i2++,i++) {
475 pF[kface++] = G4Facet(vEdge*i1,0, v2*i2,0, vEdge*(i2+1),0,v1*(i1+1),0);
476 }
477 pF[kface++] = G4Facet(vEdge*i1,0, v2*i2,0, vv*ii2,0, v1*ii1,0);
478 }
479 }
480}
481
482void HepPolyhedron::SetSideFacets(G4int ii[4], G4int vv[4],
483 G4int *kk, G4double *r,
484 G4double dphi, G4int nds, G4int &kface)
485/***********************************************************************
486 * *
487 * Name: HepPolyhedron::SetSideFacets Date: 20.05.97 *
488 * Author: E.Chernyaev (IHEP/Protvino) Revised: *
489 * *
490 * Function: Set side facets for the case of incomplete rotation *
491 * *
492 * Input: ii[4] - indices of original vertices *
493 * vv[4] - visibility of edges *
494 * kk[] - indices of nodes *
495 * r[] - radiuses *
496 * dphi - delta phi *
497 * nds - number of discrete steps *
498 * kface - current free cell in the pF array *
499 * *
500 ***********************************************************************/
501{
502 G4int k1, k2, k3, k4;
503
504 if (std::abs(dphi-pi) < perMillion) { // half a circle
505 for (G4int i=0; i<4; i++) {
506 k1 = ii[i];
507 k2 = ii[(i+1)%4];
508 if (r[k1] == 0. && r[k2] == 0.) vv[i] = -1;
509 }
510 }
511
512 if (ii[1] == ii[2]) {
513 k1 = kk[ii[0]];
514 k2 = kk[ii[2]];
515 k3 = kk[ii[3]];
516 pF[kface++] = G4Facet(vv[0]*k1,0, vv[2]*k2,0, vv[3]*k3,0);
517 if (r[ii[0]] != 0.) k1 += nds;
518 if (r[ii[2]] != 0.) k2 += nds;
519 if (r[ii[3]] != 0.) k3 += nds;
520 pF[kface++] = G4Facet(vv[2]*k3,0, vv[0]*k2,0, vv[3]*k1,0);
521 }else if (kk[ii[0]] == kk[ii[1]]) {
522 k1 = kk[ii[0]];
523 k2 = kk[ii[2]];
524 k3 = kk[ii[3]];
525 pF[kface++] = G4Facet(vv[1]*k1,0, vv[2]*k2,0, vv[3]*k3,0);
526 if (r[ii[0]] != 0.) k1 += nds;
527 if (r[ii[2]] != 0.) k2 += nds;
528 if (r[ii[3]] != 0.) k3 += nds;
529 pF[kface++] = G4Facet(vv[2]*k3,0, vv[1]*k2,0, vv[3]*k1,0);
530 }else if (kk[ii[2]] == kk[ii[3]]) {
531 k1 = kk[ii[0]];
532 k2 = kk[ii[1]];
533 k3 = kk[ii[2]];
534 pF[kface++] = G4Facet(vv[0]*k1,0, vv[1]*k2,0, vv[3]*k3,0);
535 if (r[ii[0]] != 0.) k1 += nds;
536 if (r[ii[1]] != 0.) k2 += nds;
537 if (r[ii[2]] != 0.) k3 += nds;
538 pF[kface++] = G4Facet(vv[1]*k3,0, vv[0]*k2,0, vv[3]*k1,0);
539 }else{
540 k1 = kk[ii[0]];
541 k2 = kk[ii[1]];
542 k3 = kk[ii[2]];
543 k4 = kk[ii[3]];
544 pF[kface++] = G4Facet(vv[0]*k1,0, vv[1]*k2,0, vv[2]*k3,0, vv[3]*k4,0);
545 if (r[ii[0]] != 0.) k1 += nds;
546 if (r[ii[1]] != 0.) k2 += nds;
547 if (r[ii[2]] != 0.) k3 += nds;
548 if (r[ii[3]] != 0.) k4 += nds;
549 pF[kface++] = G4Facet(vv[2]*k4,0, vv[1]*k3,0, vv[0]*k2,0, vv[3]*k1,0);
550 }
551}
552
553void HepPolyhedron::RotateAroundZ(G4int nstep, G4double phi, G4double dphi,
554 G4int np1, G4int np2,
555 const G4double *z, G4double *r,
556 G4int nodeVis, G4int edgeVis)
557/***********************************************************************
558 * *
559 * Name: HepPolyhedron::RotateAroundZ Date: 27.11.96 *
560 * Author: E.Chernyaev (IHEP/Protvino) Revised: *
561 * *
562 * Function: Create HepPolyhedron for a solid produced by rotation of *
563 * two polylines around Z-axis *
564 * *
565 * Input: nstep - number of discrete steps, if 0 then default *
566 * phi - starting phi angle *
567 * dphi - delta phi *
568 * np1 - number of points in external polyline *
569 * (must be negative in case of closed polyline) *
570 * np2 - number of points in internal polyline (may be 1) *
571 * z[] - z-coordinates (+z >>> -z for both polylines) *
572 * r[] - r-coordinates *
573 * nodeVis - how to Draw edges joing consecutive positions of *
574 * node during rotation *
575 * edgeVis - how to Draw edges *
576 * *
577 ***********************************************************************/
578{
579 static const G4double wholeCircle = twopi;
580
581 // S E T R O T A T I O N P A R A M E T E R S
582
583 G4bool ifWholeCircle = std::abs(dphi-wholeCircle) < perMillion;
584 G4double delPhi = ifWholeCircle ? wholeCircle : dphi;
585 G4int nSphi = nstep;
586 if (nSphi <= 0) nSphi = GetNumberOfRotationSteps()*delPhi/wholeCircle + 0.5;
587 if (nSphi == 0) nSphi = 1;
588 G4int nVphi = ifWholeCircle ? nSphi : nSphi + 1;
589 G4bool ifClosed = np1 <= 0; // true if external polyline is closed
590
591 // C O U N T V E R T I C E S
592
593 G4int absNp1 = std::abs(np1);
594 G4int absNp2 = std::abs(np2);
595 G4int i1beg = 0;
596 G4int i1end = absNp1-1;
597 G4int i2beg = absNp1;
598 G4int i2end = absNp1+absNp2-1;
599 G4int i, j, k;
600
601 for(i=i1beg; i<=i2end; i++) {
602 if (std::abs(r[i]) < spatialTolerance) r[i] = 0.;
603 }
604
605 // external polyline - check position of nodes relative to Z
606 //
607 G4int Nverts = 0;
608 for (i=i1beg; i<=i1end; i++) {
609 Nverts += (r[i] == 0.) ? 1 : nVphi;
610 }
611
612 // internal polyline
613 //
614 G4bool ifSide1 = false; // whether to create bottom faces
615 G4bool ifSide2 = false; // whether to create top faces
616
617 if (r[i2beg] != r[i1beg] || z[i2beg] != z[i1beg]) { // first node
618 Nverts += (r[i2beg] == 0.) ? 1 : nVphi;
619 ifSide1 = true;
620 }
621
622 for(i=i2beg+1; i<i2end; i++) { // intermediate nodes
623 Nverts += (r[i] == 0.) ? 1 : nVphi;
624 }
625
626 if (r[i2end] != r[i1end] || z[i2end] != z[i1end]) { // last node
627 if (absNp2 > 1) Nverts += (r[i2end] == 0.) ? 1 : nVphi;
628 ifSide2 = true;
629 }
630
631 // C O U N T F A C E S
632
633 // external lateral faces
634 //
635 G4int Nfaces = ifClosed ? absNp1*nSphi : (absNp1-1)*nSphi;
636
637 // internal lateral faces
638 //
639 if (absNp2 > 1) {
640 for(i=i2beg; i<i2end; i++) {
641 if (r[i] > 0. || r[i+1] > 0.) Nfaces += nSphi;
642 }
643
644 if (ifClosed) {
645 if (r[i2end] > 0. || r[i2beg] > 0.) Nfaces += nSphi;
646 }
647 }
648
649 // bottom and top faces
650 //
651 if (!ifClosed) {
652 if (ifSide1 && (r[i1beg] > 0. || r[i2beg] > 0.)) Nfaces += nSphi;
653 if (ifSide2 && (r[i1end] > 0. || r[i2end] > 0.)) Nfaces += nSphi;
654 }
655
656 // phi_wedge faces
657 //
658 if (!ifWholeCircle) {
659 Nfaces += ifClosed ? 2*absNp1 : 2*(absNp1-1);
660 }
661
662 // A L L O C A T E M E M O R Y
663
664 AllocateMemory(Nverts, Nfaces);
665 if (pV == nullptr || pF == nullptr) return;
666
667 // G E N E R A T E V E R T I C E S
668
669 G4int *kk; // array of start indices along polylines
670 kk = new G4int[absNp1+absNp2];
671
672 // external polyline
673 //
674 k = 1; // free position in array of vertices pV
675 for(i=i1beg; i<=i1end; i++) {
676 kk[i] = k;
677 if (r[i] == 0.)
678 { pV[k++] = G4Point3D(0, 0, z[i]); } else { k += nVphi; }
679 }
680
681 // first point of internal polyline
682 //
683 i = i2beg;
684 if (ifSide1) {
685 kk[i] = k;
686 if (r[i] == 0.)
687 { pV[k++] = G4Point3D(0, 0, z[i]); } else { k += nVphi; }
688 }else{
689 kk[i] = kk[i1beg];
690 }
691
692 // intermediate points of internal polyline
693 //
694 for(i=i2beg+1; i<i2end; i++) {
695 kk[i] = k;
696 if (r[i] == 0.)
697 { pV[k++] = G4Point3D(0, 0, z[i]); } else { k += nVphi; }
698 }
699
700 // last point of internal polyline
701 //
702 if (absNp2 > 1) {
703 i = i2end;
704 if (ifSide2) {
705 kk[i] = k;
706 if (r[i] == 0.) pV[k] = G4Point3D(0, 0, z[i]);
707 }else{
708 kk[i] = kk[i1end];
709 }
710 }
711
712 // set vertices
713 //
714 G4double cosPhi, sinPhi;
715
716 for(j=0; j<nVphi; j++) {
717 cosPhi = std::cos(phi+j*delPhi/nSphi);
718 sinPhi = std::sin(phi+j*delPhi/nSphi);
719 for(i=i1beg; i<=i2end; i++) {
720 if (r[i] != 0.)
721 pV[kk[i]+j] = G4Point3D(r[i]*cosPhi,r[i]*sinPhi,z[i]);
722 }
723 }
724
725 // G E N E R A T E F A C E S
726
727 // external faces
728 //
729 G4int v1,v2;
730
731 k = 1; // free position in array of faces pF
732 v2 = ifClosed ? nodeVis : 1;
733 for(i=i1beg; i<i1end; i++) {
734 v1 = v2;
735 if (!ifClosed && i == i1end-1) {
736 v2 = 1;
737 }else{
738 v2 = (r[i] == r[i+1] && r[i+1] == r[i+2]) ? -1 : nodeVis;
739 }
740 RotateEdge(kk[i], kk[i+1], r[i], r[i+1], v1, v2,
741 edgeVis, ifWholeCircle, nSphi, k);
742 }
743 if (ifClosed) {
744 RotateEdge(kk[i1end], kk[i1beg], r[i1end],r[i1beg], nodeVis, nodeVis,
745 edgeVis, ifWholeCircle, nSphi, k);
746 }
747
748 // internal faces
749 //
750 if (absNp2 > 1) {
751 v2 = ifClosed ? nodeVis : 1;
752 for(i=i2beg; i<i2end; i++) {
753 v1 = v2;
754 if (!ifClosed && i==i2end-1) {
755 v2 = 1;
756 }else{
757 v2 = (r[i] == r[i+1] && r[i+1] == r[i+2]) ? -1 : nodeVis;
758 }
759 RotateEdge(kk[i+1], kk[i], r[i+1], r[i], v2, v1,
760 edgeVis, ifWholeCircle, nSphi, k);
761 }
762 if (ifClosed) {
763 RotateEdge(kk[i2beg], kk[i2end], r[i2beg], r[i2end], nodeVis, nodeVis,
764 edgeVis, ifWholeCircle, nSphi, k);
765 }
766 }
767
768 // bottom and top faces
769 //
770 if (!ifClosed) {
771 if (ifSide1) {
772 RotateEdge(kk[i2beg], kk[i1beg], r[i2beg], r[i1beg], 1, 1,
773 -1, ifWholeCircle, nSphi, k);
774 }
775 if (ifSide2) {
776 RotateEdge(kk[i1end], kk[i2end], r[i1end], r[i2end], 1, 1,
777 -1, ifWholeCircle, nSphi, k);
778 }
779 }
780
781 // phi_wedge faces in case of incomplete circle
782 //
783 if (!ifWholeCircle) {
784
785 G4int ii[4], vv[4];
786
787 if (ifClosed) {
788 for (i=i1beg; i<=i1end; i++) {
789 ii[0] = i;
790 ii[3] = (i == i1end) ? i1beg : i+1;
791 ii[1] = (absNp2 == 1) ? i2beg : ii[0]+absNp1;
792 ii[2] = (absNp2 == 1) ? i2beg : ii[3]+absNp1;
793 vv[0] = -1;
794 vv[1] = 1;
795 vv[2] = -1;
796 vv[3] = 1;
797 SetSideFacets(ii, vv, kk, r, delPhi, nSphi, k);
798 }
799 }else{
800 for (i=i1beg; i<i1end; i++) {
801 ii[0] = i;
802 ii[3] = i+1;
803 ii[1] = (absNp2 == 1) ? i2beg : ii[0]+absNp1;
804 ii[2] = (absNp2 == 1) ? i2beg : ii[3]+absNp1;
805 vv[0] = (i == i1beg) ? 1 : -1;
806 vv[1] = 1;
807 vv[2] = (i == i1end-1) ? 1 : -1;
808 vv[3] = 1;
809 SetSideFacets(ii, vv, kk, r, delPhi, nSphi, k);
810 }
811 }
812 }
813
814 delete [] kk; // free memory
815
816 // final check
817 //
818 if (k-1 != nface) {
819 std::cerr
820 << "HepPolyhedron::RotateAroundZ: number of generated faces ("
821 << k-1 << ") is not equal to the number of allocated faces ("
822 << nface << ")"
823 << std::endl;
824 }
825}
826
827void
828HepPolyhedron::RotateContourAroundZ(G4int nstep,
829 G4double phi,
830 G4double dphi,
831 const std::vector<G4TwoVector> &rz,
832 G4int nodeVis,
833 G4int edgeVis)
834/***********************************************************************
835 * *
836 * Name: HepPolyhedron::RotateContourAroundZ Date: 12.05.21 *
837 * Author: E.Tcherniaev (E.Chernyaev) Revised: *
838 * *
839 * Function: Create HepPolyhedron for a solid produced by rotation of *
840 * a closed polyline (rz-contour) around Z-axis *
841 * *
842 * Input: nstep - number of discrete steps, if 0 then default *
843 * phi - starting phi angle *
844 * dphi - delta phi *
845 * rz - rz-contour *
846 * nodeVis - how to Draw edges joing consecutive positions of *
847 * node during rotation *
848 * edgeVis - how to Draw edges *
849 * *
850 ***********************************************************************/
851{
852 // S E T R O T A T I O N P A R A M E T E R S
853
854 G4bool ifWholeCircle = std::abs(dphi - twopi) < perMillion;
855 G4double delPhi = (ifWholeCircle) ? twopi : dphi;
856 G4int nSphi = nstep;
857 if (nSphi <= 0) nSphi = GetNumberOfRotationSteps()*delPhi/twopi + 0.5;
858 if (nSphi == 0) nSphi = 1;
859 G4int nVphi = (ifWholeCircle) ? nSphi : nSphi + 1;
860
861 // C A L C U L A T E A R E A
862
863 G4int Nrz = (G4int)rz.size();
864 G4double area = 0;
865 for (G4int i = 0; i < Nrz; ++i)
866 {
867 G4int k = (i == 0) ? Nrz - 1 : i - 1;
868 area += rz[k].x()*rz[i].y() - rz[i].x()*rz[k].y();
869 }
870
871 // P R E P A R E P O L Y L I N E
872
873 auto r = new G4double[Nrz];
874 auto z = new G4double[Nrz];
875 for (G4int i = 0; i < Nrz; ++i)
876 {
877 r[i] = rz[i].x();
878 z[i] = rz[i].y();
879 if (std::abs(r[i]) < spatialTolerance) r[i] = 0.;
880 }
881
882 // C O U N T V E R T I C E S A N D F A C E S
883
884 G4int Nverts = 0;
885 for(G4int i = 0; i < Nrz; ++i) Nverts += (r[i] == 0.) ? 1 : nVphi;
886
887 G4int Nedges = Nrz;
888 for (G4int i = 0; i < Nrz; ++i)
889 {
890 G4int k = (i == 0) ? Nrz - 1 : i - 1;
891 Nedges -= static_cast<int>(r[k] == 0 && r[i] == 0);
892 }
893
894 G4int Nfaces = Nedges*nSphi; // lateral faces
895 if (!ifWholeCircle) Nfaces += 2*(Nrz - 2); // phi_wedge faces
896
897 // A L L O C A T E M E M O R Y
898
899 AllocateMemory(Nverts, Nfaces);
900 if (pV == nullptr || pF == nullptr)
901 {
902 delete [] r;
903 delete [] z;
904 return;
905 }
906
907 // S E T V E R T I C E S
908
909 auto kk = new G4int[Nrz]; // start indices along contour
910 G4int kfree = 1; // current free position in array of vertices pV
911
912 // set start indices, set vertices for nodes with r == 0
913 for(G4int i = 0; i < Nrz; ++i)
914 {
915 kk[i] = kfree;
916 if (r[i] == 0.) pV[kfree++] = G4Point3D(0, 0, z[i]);
917 if (r[i] != 0.) kfree += nVphi;
918 }
919
920 // set vertices by rotating r
921 for(G4int j = 0; j < nVphi; ++j)
922 {
923 G4double cosPhi = std::cos(phi + j*delPhi/nSphi);
924 G4double sinPhi = std::sin(phi + j*delPhi/nSphi);
925 for(G4int i = 0; i < Nrz; ++i)
926 {
927 if (r[i] != 0.)
928 pV[kk[i] + j] = G4Point3D(r[i]*cosPhi, r[i]*sinPhi, z[i]);
929 }
930 }
931
932 // S E T F A C E S
933
934 kfree = 1; // current free position in array of faces pF
935 for(G4int i = 0; i < Nrz; ++i)
936 {
937 G4int i1 = (i < Nrz - 1) ? i + 1 : 0; // inverse order if area > 0
938 G4int i2 = i;
939 if (area < 0.) std::swap(i1, i2);
940 RotateEdge(kk[i1], kk[i2], r[i1], r[i2], nodeVis, nodeVis,
941 edgeVis, ifWholeCircle, nSphi, kfree);
942 }
943
944 // S E T P H I _ W E D G E F A C E S
945
946 if (!ifWholeCircle)
947 {
948 std::vector<G4int> triangles;
949 TriangulatePolygon(rz, triangles);
950
951 G4int ii[4], vv[4];
952 G4int ntria = G4int(triangles.size()/3);
953 for (G4int i = 0; i < ntria; ++i)
954 {
955 G4int i1 = triangles[0 + i*3];
956 G4int i2 = triangles[1 + i*3];
957 G4int i3 = triangles[2 + i*3];
958 if (area < 0.) std::swap(i1, i3);
959 G4int v1 = (std::abs(i2-i1) == 1 || std::abs(i2-i1) == Nrz-1) ? 1 : -1;
960 G4int v2 = (std::abs(i3-i2) == 1 || std::abs(i3-i2) == Nrz-1) ? 1 : -1;
961 G4int v3 = (std::abs(i1-i3) == 1 || std::abs(i1-i3) == Nrz-1) ? 1 : -1;
962 ii[0] = i1; ii[1] = i2; ii[2] = i2; ii[3] = i3;
963 vv[0] = v1; vv[1] = -1; vv[2] = v2; vv[3] = v3;
964 SetSideFacets(ii, vv, kk, r, delPhi, nSphi, kfree);
965 }
966 }
967
968 // free memory
969 delete [] r;
970 delete [] z;
971 delete [] kk;
972
973 // final check
974 if (kfree - 1 != nface)
975 {
976 std::cerr
977 << "HepPolyhedron::RotateContourAroundZ: number of generated faces ("
978 << kfree-1 << ") is not equal to the number of allocated faces ("
979 << nface << ")"
980 << std::endl;
981 }
982}
983
984G4bool
985HepPolyhedron::TriangulatePolygon(const std::vector<G4TwoVector> &polygon,
986 std::vector<G4int> &result)
987/***********************************************************************
988 * *
989 * Name: HepPolyhedron::TriangulatePolygon Date: 12.05.21 *
990 * Author: E.Tcherniaev (E.Chernyaev) Revised: *
991 * *
992 * Function: Simple implementation of "ear clipping" algorithm for *
993 * triangulation of a simple contour/polygon, it places *
994 * the result in a std::vector as triplets of vertex indices *
995 * *
996 * If triangulation is sucsessfull then the function *
997 * returns true, otherwise false *
998 * *
999 * Remark: It's a copy of G4GeomTools::TriangulatePolygon() *
1000 * *
1001 ***********************************************************************/
1002{
1003 result.resize(0);
1004 G4int n = (G4int)polygon.size();
1005 if (n < 3) return false;
1006
1007 // calculate area
1008 //
1009 G4double area = 0.;
1010 for(G4int i = 0; i < n; ++i)
1011 {
1012 G4int k = (i == 0) ? n - 1 : i - 1;
1013 area += polygon[k].x()*polygon[i].y() - polygon[i].x()*polygon[k].y();
1014 }
1015
1016 // allocate and initialize list of Vertices
1017 // we want a counter-clockwise polygon in V
1018 //
1019 auto V = new G4int[n];
1020 if (area > 0.)
1021 for (G4int i = 0; i < n; ++i) V[i] = i;
1022 else
1023 for (G4int i = 0; i < n; ++i) V[i] = (n - 1) - i;
1024
1025 // Triangulation: remove nv-2 Vertices, creating 1 triangle every time
1026 //
1027 G4int nv = n;
1028 G4int count = 2*nv; // error detection counter
1029 for(G4int b = nv - 1; nv > 2; )
1030 {
1031 // ERROR: if we loop, it is probably a non-simple polygon
1032 if ((count--) <= 0)
1033 {
1034 delete [] V;
1035 if (area < 0.) std::reverse(result.begin(),result.end());
1036 return false;
1037 }
1038
1039 // three consecutive vertices in current polygon, <a,b,c>
1040 G4int a = (b < nv) ? b : 0; // previous
1041 b = (a+1 < nv) ? a+1 : 0; // current
1042 G4int c = (b+1 < nv) ? b+1 : 0; // next
1043
1044 if (CheckSnip(polygon, a,b,c, nv,V))
1045 {
1046 // output Triangle
1047 result.push_back(V[a]);
1048 result.push_back(V[b]);
1049 result.push_back(V[c]);
1050
1051 // remove vertex b from remaining polygon
1052 nv--;
1053 for(G4int i = b; i < nv; ++i) V[i] = V[i+1];
1054
1055 count = 2*nv; // resest error detection counter
1056 }
1057 }
1058 delete [] V;
1059 if (area < 0.) std::reverse(result.begin(),result.end());
1060 return true;
1061}
1062
1063G4bool HepPolyhedron::CheckSnip(const std::vector<G4TwoVector> &contour,
1064 G4int a, G4int b, G4int c,
1065 G4int n, const G4int* V)
1066/***********************************************************************
1067 * *
1068 * Name: HepPolyhedron::CheckSnip Date: 12.05.21 *
1069 * Author: E.Tcherniaev (E.Chernyaev) Revised: *
1070 * *
1071 * Function: Check for a valid snip, *
1072 * it is a helper functionfor TriangulatePolygon() *
1073 * *
1074 ***********************************************************************/
1075{
1076 static const G4double kCarTolerance = 1.e-9;
1077
1078 // check orientation of Triangle
1079 G4double Ax = contour[V[a]].x(), Ay = contour[V[a]].y();
1080 G4double Bx = contour[V[b]].x(), By = contour[V[b]].y();
1081 G4double Cx = contour[V[c]].x(), Cy = contour[V[c]].y();
1082 if ((Bx-Ax)*(Cy-Ay) - (By-Ay)*(Cx-Ax) < kCarTolerance) return false;
1083
1084 // check that there is no point inside Triangle
1085 G4double xmin = std::min(std::min(Ax,Bx),Cx);
1086 G4double xmax = std::max(std::max(Ax,Bx),Cx);
1087 G4double ymin = std::min(std::min(Ay,By),Cy);
1088 G4double ymax = std::max(std::max(Ay,By),Cy);
1089
1090 for (G4int i=0; i<n; ++i)
1091 {
1092 if((i == a) || (i == b) || (i == c)) continue;
1093 G4double Px = contour[V[i]].x();
1094 if (Px < xmin || Px > xmax) continue;
1095 G4double Py = contour[V[i]].y();
1096 if (Py < ymin || Py > ymax) continue;
1097 // if (PointInTriangle(Ax,Ay,Bx,By,Cx,Cy,Px,Py)) return false;
1098 if ((Bx-Ax)*(Cy-Ay) - (By-Ay)*(Cx-Ax) > 0.)
1099 {
1100 if ((Ax-Cx)*(Py-Cy) - (Ay-Cy)*(Px-Cx) < 0.) continue;
1101 if ((Bx-Ax)*(Py-Ay) - (By-Ay)*(Px-Ax) < 0.) continue;
1102 if ((Cx-Bx)*(Py-By) - (Cy-By)*(Px-Bx) < 0.) continue;
1103 }
1104 else
1105 {
1106 if ((Ax-Cx)*(Py-Cy) - (Ay-Cy)*(Px-Cx) > 0.) continue;
1107 if ((Bx-Ax)*(Py-Ay) - (By-Ay)*(Px-Ax) > 0.) continue;
1108 if ((Cx-Bx)*(Py-By) - (Cy-By)*(Px-Bx) > 0.) continue;
1109 }
1110 return false;
1111 }
1112 return true;
1113}
1114
1115void HepPolyhedron::SetReferences()
1116/***********************************************************************
1117 * *
1118 * Name: HepPolyhedron::SetReferences Date: 04.12.96 *
1119 * Author: E.Chernyaev (IHEP/Protvino) Revised: *
1120 * *
1121 * Function: For each edge set reference to neighbouring facet *
1122 * *
1123 ***********************************************************************/
1124{
1125 if (nface <= 0) return;
1126
1127 struct edgeListMember {
1128 edgeListMember *next;
1129 G4int v2;
1130 G4int iface;
1131 G4int iedge;
1132 } *edgeList, *freeList, **headList;
1133
1134
1135 // A L L O C A T E A N D I N I T I A T E L I S T S
1136
1137 edgeList = new edgeListMember[2*nface];
1138 headList = new edgeListMember*[nvert];
1139
1140 G4int i;
1141 for (i=0; i<nvert; i++) {
1142 headList[i] = nullptr;
1143 }
1144 freeList = edgeList;
1145 for (i=0; i<2*nface-1; i++) {
1146 edgeList[i].next = &edgeList[i+1];
1147 }
1148 edgeList[2*nface-1].next = nullptr;
1149
1150 // L O O P A L O N G E D G E S
1151
1152 G4int iface, iedge, nedge, i1, i2, k1, k2;
1153 edgeListMember *prev, *cur;
1154
1155 for(iface=1; iface<=nface; iface++) {
1156 nedge = (pF[iface].edge[3].v == 0) ? 3 : 4;
1157 for (iedge=0; iedge<nedge; iedge++) {
1158 i1 = iedge;
1159 i2 = (iedge < nedge-1) ? iedge+1 : 0;
1160 i1 = std::abs(pF[iface].edge[i1].v);
1161 i2 = std::abs(pF[iface].edge[i2].v);
1162 k1 = (i1 < i2) ? i1 : i2; // k1 = ::min(i1,i2);
1163 k2 = (i1 > i2) ? i1 : i2; // k2 = ::max(i1,i2);
1164
1165 // check head of the List corresponding to k1
1166 cur = headList[k1];
1167 if (cur == nullptr) {
1168 headList[k1] = freeList;
1169 if (freeList == nullptr) {
1170 std::cerr
1171 << "Polyhedron::SetReferences: bad link "
1172 << std::endl;
1173 break;
1174 }
1175 freeList = freeList->next;
1176 cur = headList[k1];
1177 cur->next = nullptr;
1178 cur->v2 = k2;
1179 cur->iface = iface;
1180 cur->iedge = iedge;
1181 continue;
1182 }
1183
1184 if (cur->v2 == k2) {
1185 headList[k1] = cur->next;
1186 cur->next = freeList;
1187 freeList = cur;
1188 pF[iface].edge[iedge].f = cur->iface;
1189 pF[cur->iface].edge[cur->iedge].f = iface;
1190 i1 = (pF[iface].edge[iedge].v < 0) ? -1 : 1;
1191 i2 = (pF[cur->iface].edge[cur->iedge].v < 0) ? -1 : 1;
1192 if (i1 != i2) {
1193 std::cerr
1194 << "Polyhedron::SetReferences: different edge visibility "
1195 << iface << "/" << iedge << "/"
1196 << pF[iface].edge[iedge].v << " and "
1197 << cur->iface << "/" << cur->iedge << "/"
1198 << pF[cur->iface].edge[cur->iedge].v
1199 << std::endl;
1200 }
1201 continue;
1202 }
1203
1204 // check List itself
1205 for (;;) {
1206 prev = cur;
1207 cur = prev->next;
1208 if (cur == nullptr) {
1209 prev->next = freeList;
1210 if (freeList == nullptr) {
1211 std::cerr
1212 << "Polyhedron::SetReferences: bad link "
1213 << std::endl;
1214 break;
1215 }
1216 freeList = freeList->next;
1217 cur = prev->next;
1218 cur->next = nullptr;
1219 cur->v2 = k2;
1220 cur->iface = iface;
1221 cur->iedge = iedge;
1222 break;
1223 }
1224
1225 if (cur->v2 == k2) {
1226 prev->next = cur->next;
1227 cur->next = freeList;
1228 freeList = cur;
1229 pF[iface].edge[iedge].f = cur->iface;
1230 pF[cur->iface].edge[cur->iedge].f = iface;
1231 i1 = (pF[iface].edge[iedge].v < 0) ? -1 : 1;
1232 i2 = (pF[cur->iface].edge[cur->iedge].v < 0) ? -1 : 1;
1233 if (i1 != i2) {
1234 std::cerr
1235 << "Polyhedron::SetReferences: different edge visibility "
1236 << iface << "/" << iedge << "/"
1237 << pF[iface].edge[iedge].v << " and "
1238 << cur->iface << "/" << cur->iedge << "/"
1239 << pF[cur->iface].edge[cur->iedge].v
1240 << std::endl;
1241 }
1242 break;
1243 }
1244 }
1245 }
1246 }
1247
1248 // C H E C K T H A T A L L L I S T S A R E E M P T Y
1249
1250 for (i=0; i<nvert; i++) {
1251 if (headList[i] != nullptr) {
1252 std::cerr
1253 << "Polyhedron::SetReferences: List " << i << " is not empty"
1254 << std::endl;
1255 }
1256 }
1257
1258 // F R E E M E M O R Y
1259
1260 delete [] edgeList;
1261 delete [] headList;
1262}
1263
1264void HepPolyhedron::JoinCoplanarFacets(G4double tolerance)
1265/***********************************************************************
1266 * *
1267 * Name: HepPolyhedron::JoinCoplanarFacets Date: 04.04.22 *
1268 * Author: E.Tcherniaev (E.Chernyaev) Revised: *
1269 * *
1270 * Function: Join couples of triangular facets to quadrangular facets *
1271 * where it is possible *
1272 * *
1273 ***********************************************************************/
1274{
1275 G4int njoin = 0;
1276 for (G4int icur = 1; icur <= nface; ++icur)
1277 {
1278 // skip if already joined or quadrangle
1279 if (pF[icur].edge[0].v == 0) continue;
1280 if (pF[icur].edge[3].v != 0) continue;
1281 // skip if all references point to already checked facets
1282 if (pF[icur].edge[0].f < icur &&
1283 pF[icur].edge[1].f < icur &&
1284 pF[icur].edge[2].f < icur) continue;
1285 // compute plane equation
1286 G4Normal3D norm = GetUnitNormal(icur);
1287 G4double dd = norm.dot(pV[pF[icur].edge[0].v]);
1288 G4int vcur0 = std::abs(pF[icur].edge[0].v);
1289 G4int vcur1 = std::abs(pF[icur].edge[1].v);
1290 G4int vcur2 = std::abs(pF[icur].edge[2].v);
1291 // select neighbouring facet
1292 G4int kcheck = 0, icheck = 0, vcheck = 0;
1293 G4double dist = DBL_MAX;
1294 for (G4int k = 0; k < 3; ++k)
1295 {
1296 G4int itmp = pF[icur].edge[k].f;
1297 // skip if already checked, joined or quadrangle
1298 if (itmp < icur) continue;
1299 if (pF[itmp].edge[0].v == 0 ||
1300 pF[itmp].edge[3].v != 0) continue;
1301 // get candidate vertex
1302 G4int vtmp = 0;
1303 for (G4int j = 0; j < 3; ++j)
1304 {
1305 vtmp = std::abs(pF[itmp].edge[j].v);
1306 if (vtmp != vcur0 && vtmp != vcur1 && vtmp != vcur2) break;
1307 }
1308 // check distance to the plane
1309 G4double dtmp = std::abs(norm.dot(pV[vtmp]) - dd);
1310 if (dtmp > tolerance || dtmp >= dist) continue;
1311 dist = dtmp;
1312 kcheck = k;
1313 icheck = itmp;
1314 vcheck = vtmp;
1315 }
1316 if (icheck == 0) continue; // no facet selected
1317 // join facets
1318 njoin++;
1319 pF[icheck].edge[0].v = 0; // mark facet as joined
1320 if (kcheck == 0)
1321 {
1322 pF[icur].edge[3].v = pF[icur].edge[2].v;
1323 pF[icur].edge[2].v = pF[icur].edge[1].v;
1324 pF[icur].edge[1].v = vcheck;
1325 }
1326 else if (kcheck == 1)
1327 {
1328 pF[icur].edge[3].v = pF[icur].edge[2].v;
1329 pF[icur].edge[2].v = vcheck;
1330 }
1331 else
1332 {
1333 pF[icur].edge[3].v = vcheck;
1334 }
1335 }
1336 if (njoin == 0) return; // no joined facets
1337
1338 // restructure facets
1339 G4int nnew = 0;
1340 for (G4int icur = 1; icur <= nface; ++icur)
1341 {
1342 if (pF[icur].edge[0].v == 0) continue;
1343 nnew++;
1344 pF[nnew].edge[0].v = pF[icur].edge[0].v;
1345 pF[nnew].edge[1].v = pF[icur].edge[1].v;
1346 pF[nnew].edge[2].v = pF[icur].edge[2].v;
1347 pF[nnew].edge[3].v = pF[icur].edge[3].v;
1348 }
1349 nface = nnew;
1350 SetReferences();
1351}
1352
1353void HepPolyhedron::InvertFacets()
1354/***********************************************************************
1355 * *
1356 * Name: HepPolyhedron::InvertFacets Date: 01.12.99 *
1357 * Author: E.Chernyaev Revised: *
1358 * *
1359 * Function: Invert the order of the nodes in the facets *
1360 * *
1361 ***********************************************************************/
1362{
1363 if (nface <= 0) return;
1364 G4int i, k, nnode, v[4],f[4];
1365 for (i=1; i<=nface; i++) {
1366 nnode = (pF[i].edge[3].v == 0) ? 3 : 4;
1367 for (k=0; k<nnode; k++) {
1368 v[k] = (k+1 == nnode) ? pF[i].edge[0].v : pF[i].edge[k+1].v;
1369 if (v[k] * pF[i].edge[k].v < 0) v[k] = -v[k];
1370 f[k] = pF[i].edge[k].f;
1371 }
1372 for (k=0; k<nnode; k++) {
1373 pF[i].edge[nnode-1-k].v = v[k];
1374 pF[i].edge[nnode-1-k].f = f[k];
1375 }
1376 }
1377}
1378
1379HepPolyhedron & HepPolyhedron::Transform(const G4Transform3D &t)
1380/***********************************************************************
1381 * *
1382 * Name: HepPolyhedron::Transform Date: 01.12.99 *
1383 * Author: E.Chernyaev Revised: *
1384 * *
1385 * Function: Make transformation of the polyhedron *
1386 * *
1387 ***********************************************************************/
1388{
1389 if (nvert > 0) {
1390 for (G4int i=1; i<=nvert; i++) { pV[i] = t * pV[i]; }
1391
1392 // C H E C K D E T E R M I N A N T A N D
1393 // I N V E R T F A C E T S I F I T I S N E G A T I V E
1394
1395 G4Vector3D d = t * G4Vector3D(0,0,0);
1396 G4Vector3D x = t * G4Vector3D(1,0,0) - d;
1397 G4Vector3D y = t * G4Vector3D(0,1,0) - d;
1398 G4Vector3D z = t * G4Vector3D(0,0,1) - d;
1399 if ((x.cross(y))*z < 0) InvertFacets();
1400 }
1401 return *this;
1402}
1403
1404G4bool HepPolyhedron::GetNextVertexIndex(G4int &index, G4int &edgeFlag) const
1405/***********************************************************************
1406 * *
1407 * Name: HepPolyhedron::GetNextVertexIndex Date: 03.09.96 *
1408 * Author: Yasuhide Sawada Revised: *
1409 * *
1410 * Function: *
1411 * *
1412 ***********************************************************************/
1413{
1414 static G4ThreadLocal G4int iFace = 1;
1415 static G4ThreadLocal G4int iQVertex = 0;
1416 G4int vIndex = pF[iFace].edge[iQVertex].v;
1417
1418 edgeFlag = (vIndex > 0) ? 1 : 0;
1419 index = std::abs(vIndex);
1420
1421 if (iQVertex >= 3 || pF[iFace].edge[iQVertex+1].v == 0) {
1422 iQVertex = 0;
1423 if (++iFace > nface) iFace = 1;
1424 return false; // Last Edge
1425 }
1426
1427 ++iQVertex;
1428 return true; // not Last Edge
1429}
1430
1431G4Point3D HepPolyhedron::GetVertex(G4int index) const
1432/***********************************************************************
1433 * *
1434 * Name: HepPolyhedron::GetVertex Date: 03.09.96 *
1435 * Author: Yasuhide Sawada Revised: 17.11.99 *
1436 * *
1437 * Function: Get vertex of the index. *
1438 * *
1439 ***********************************************************************/
1440{
1441 if (index <= 0 || index > nvert) {
1442 std::cerr
1443 << "HepPolyhedron::GetVertex: irrelevant index " << index
1444 << std::endl;
1445 return G4Point3D();
1446 }
1447 return pV[index];
1448}
1449
1450G4bool
1451HepPolyhedron::GetNextVertex(G4Point3D &vertex, G4int &edgeFlag) const
1452/***********************************************************************
1453 * *
1454 * Name: HepPolyhedron::GetNextVertex Date: 22.07.96 *
1455 * Author: John Allison Revised: *
1456 * *
1457 * Function: Get vertices of the quadrilaterals in order for each *
1458 * face in face order. Returns false when finished each *
1459 * face. *
1460 * *
1461 ***********************************************************************/
1462{
1463 G4int index;
1464 G4bool rep = GetNextVertexIndex(index, edgeFlag);
1465 vertex = pV[index];
1466 return rep;
1467}
1468
1469G4bool HepPolyhedron::GetNextVertex(G4Point3D &vertex, G4int &edgeFlag,
1470 G4Normal3D &normal) const
1471/***********************************************************************
1472 * *
1473 * Name: HepPolyhedron::GetNextVertex Date: 26.11.99 *
1474 * Author: E.Chernyaev Revised: *
1475 * *
1476 * Function: Get vertices with normals of the quadrilaterals in order *
1477 * for each face in face order. *
1478 * Returns false when finished each face. *
1479 * *
1480 ***********************************************************************/
1481{
1482 static G4ThreadLocal G4int iFace = 1;
1483 static G4ThreadLocal G4int iNode = 0;
1484
1485 if (nface == 0) return false; // empty polyhedron
1486
1487 G4int k = pF[iFace].edge[iNode].v;
1488 if (k > 0) { edgeFlag = 1; } else { edgeFlag = -1; k = -k; }
1489 vertex = pV[k];
1490 normal = FindNodeNormal(iFace,k);
1491 if (iNode >= 3 || pF[iFace].edge[iNode+1].v == 0) {
1492 iNode = 0;
1493 if (++iFace > nface) iFace = 1;
1494 return false; // last node
1495 }
1496 ++iNode;
1497 return true; // not last node
1498}
1499
1500G4bool HepPolyhedron::GetNextEdgeIndices(G4int &i1, G4int &i2, G4int &edgeFlag,
1501 G4int &iface1, G4int &iface2) const
1502/***********************************************************************
1503 * *
1504 * Name: HepPolyhedron::GetNextEdgeIndices Date: 30.09.96 *
1505 * Author: E.Chernyaev Revised: 17.11.99 *
1506 * *
1507 * Function: Get indices of the next edge together with indices of *
1508 * of the faces which share the edge. *
1509 * Returns false when the last edge. *
1510 * *
1511 ***********************************************************************/
1512{
1513 static G4ThreadLocal G4int iFace = 1;
1514 static G4ThreadLocal G4int iQVertex = 0;
1515 static G4ThreadLocal G4int iOrder = 1;
1516 G4int k1, k2, kflag, kface1, kface2;
1517
1518 if (iFace == 1 && iQVertex == 0) {
1519 k2 = pF[nface].edge[0].v;
1520 k1 = pF[nface].edge[3].v;
1521 if (k1 == 0) k1 = pF[nface].edge[2].v;
1522 if (std::abs(k1) > std::abs(k2)) iOrder = -1;
1523 }
1524
1525 do {
1526 k1 = pF[iFace].edge[iQVertex].v;
1527 kflag = k1;
1528 k1 = std::abs(k1);
1529 kface1 = iFace;
1530 kface2 = pF[iFace].edge[iQVertex].f;
1531 if (iQVertex >= 3 || pF[iFace].edge[iQVertex+1].v == 0) {
1532 iQVertex = 0;
1533 k2 = std::abs(pF[iFace].edge[iQVertex].v);
1534 iFace++;
1535 }else{
1536 iQVertex++;
1537 k2 = std::abs(pF[iFace].edge[iQVertex].v);
1538 }
1539 } while (iOrder*k1 > iOrder*k2);
1540
1541 i1 = k1; i2 = k2; edgeFlag = (kflag > 0) ? 1 : 0;
1542 iface1 = kface1; iface2 = kface2;
1543
1544 if (iFace > nface) {
1545 iFace = 1; iOrder = 1;
1546 return false;
1547 }
1548
1549 return true;
1550}
1551
1552G4bool
1553HepPolyhedron::GetNextEdgeIndices(G4int &i1, G4int &i2, G4int &edgeFlag) const
1554/***********************************************************************
1555 * *
1556 * Name: HepPolyhedron::GetNextEdgeIndices Date: 17.11.99 *
1557 * Author: E.Chernyaev Revised: *
1558 * *
1559 * Function: Get indices of the next edge. *
1560 * Returns false when the last edge. *
1561 * *
1562 ***********************************************************************/
1563{
1564 G4int kface1, kface2;
1565 return GetNextEdgeIndices(i1, i2, edgeFlag, kface1, kface2);
1566}
1567
1568G4bool
1569HepPolyhedron::GetNextEdge(G4Point3D &p1,
1570 G4Point3D &p2,
1571 G4int &edgeFlag) const
1572/***********************************************************************
1573 * *
1574 * Name: HepPolyhedron::GetNextEdge Date: 30.09.96 *
1575 * Author: E.Chernyaev Revised: *
1576 * *
1577 * Function: Get next edge. *
1578 * Returns false when the last edge. *
1579 * *
1580 ***********************************************************************/
1581{
1582 G4int i1,i2;
1583 G4bool rep = GetNextEdgeIndices(i1,i2,edgeFlag);
1584 p1 = pV[i1];
1585 p2 = pV[i2];
1586 return rep;
1587}
1588
1589G4bool
1590HepPolyhedron::GetNextEdge(G4Point3D &p1, G4Point3D &p2,
1591 G4int &edgeFlag, G4int &iface1, G4int &iface2) const
1592/***********************************************************************
1593 * *
1594 * Name: HepPolyhedron::GetNextEdge Date: 17.11.99 *
1595 * Author: E.Chernyaev Revised: *
1596 * *
1597 * Function: Get next edge with indices of the faces which share *
1598 * the edge. *
1599 * Returns false when the last edge. *
1600 * *
1601 ***********************************************************************/
1602{
1603 G4int i1,i2;
1604 G4bool rep = GetNextEdgeIndices(i1,i2,edgeFlag,iface1,iface2);
1605 p1 = pV[i1];
1606 p2 = pV[i2];
1607 return rep;
1608}
1609
1610void HepPolyhedron::GetFacet(G4int iFace, G4int &n, G4int *iNodes,
1611 G4int *edgeFlags, G4int *iFaces) const
1612/***********************************************************************
1613 * *
1614 * Name: HepPolyhedron::GetFacet Date: 15.12.99 *
1615 * Author: E.Chernyaev Revised: *
1616 * *
1617 * Function: Get face by index *
1618 * *
1619 ***********************************************************************/
1620{
1621 if (iFace < 1 || iFace > nface) {
1622 std::cerr
1623 << "HepPolyhedron::GetFacet: irrelevant index " << iFace
1624 << std::endl;
1625 n = 0;
1626 }else{
1627 G4int i, k;
1628 for (i=0; i<4; i++) {
1629 k = pF[iFace].edge[i].v;
1630 if (k == 0) break;
1631 if (iFaces != nullptr) iFaces[i] = pF[iFace].edge[i].f;
1632 if (k > 0) {
1633 iNodes[i] = k;
1634 if (edgeFlags != nullptr) edgeFlags[i] = 1;
1635 }else{
1636 iNodes[i] = -k;
1637 if (edgeFlags != nullptr) edgeFlags[i] = -1;
1638 }
1639 }
1640 n = i;
1641 }
1642}
1643
1644void HepPolyhedron::GetFacet(G4int index, G4int &n, G4Point3D *nodes,
1645 G4int *edgeFlags, G4Normal3D *normals) const
1646/***********************************************************************
1647 * *
1648 * Name: HepPolyhedron::GetFacet Date: 17.11.99 *
1649 * Author: E.Chernyaev Revised: *
1650 * *
1651 * Function: Get face by index *
1652 * *
1653 ***********************************************************************/
1654{
1655 G4int iNodes[4];
1656 GetFacet(index, n, iNodes, edgeFlags);
1657 if (n != 0) {
1658 for (G4int i=0; i<n; i++) {
1659 nodes[i] = pV[iNodes[i]];
1660 if (normals != nullptr) normals[i] = FindNodeNormal(index,iNodes[i]);
1661 }
1662 }
1663}
1664
1665G4bool
1666HepPolyhedron::GetNextFacet(G4int &n, G4Point3D *nodes,
1667 G4int *edgeFlags, G4Normal3D *normals) const
1668/***********************************************************************
1669 * *
1670 * Name: HepPolyhedron::GetNextFacet Date: 19.11.99 *
1671 * Author: E.Chernyaev Revised: *
1672 * *
1673 * Function: Get next face with normals of unit length at the nodes. *
1674 * Returns false when finished all faces. *
1675 * *
1676 ***********************************************************************/
1677{
1678 static G4ThreadLocal G4int iFace = 1;
1679
1680 if (edgeFlags == nullptr) {
1681 GetFacet(iFace, n, nodes);
1682 }else if (normals == nullptr) {
1683 GetFacet(iFace, n, nodes, edgeFlags);
1684 }else{
1685 GetFacet(iFace, n, nodes, edgeFlags, normals);
1686 }
1687
1688 if (++iFace > nface) {
1689 iFace = 1;
1690 return false;
1691 }
1692
1693 return true;
1694}
1695
1696G4Normal3D HepPolyhedron::GetNormal(G4int iFace) const
1697/***********************************************************************
1698 * *
1699 * Name: HepPolyhedron::GetNormal Date: 19.11.99 *
1700 * Author: E.Chernyaev Revised: *
1701 * *
1702 * Function: Get normal of the face given by index *
1703 * *
1704 ***********************************************************************/
1705{
1706 if (iFace < 1 || iFace > nface) {
1707 std::cerr
1708 << "HepPolyhedron::GetNormal: irrelevant index " << iFace
1709 << std::endl;
1710 return G4Normal3D();
1711 }
1712
1713 G4int i0 = std::abs(pF[iFace].edge[0].v);
1714 G4int i1 = std::abs(pF[iFace].edge[1].v);
1715 G4int i2 = std::abs(pF[iFace].edge[2].v);
1716 G4int i3 = std::abs(pF[iFace].edge[3].v);
1717 if (i3 == 0) i3 = i0;
1718 return (pV[i2] - pV[i0]).cross(pV[i3] - pV[i1]);
1719}
1720
1721G4Normal3D HepPolyhedron::GetUnitNormal(G4int iFace) const
1722/***********************************************************************
1723 * *
1724 * Name: HepPolyhedron::GetNormal Date: 19.11.99 *
1725 * Author: E.Chernyaev Revised: *
1726 * *
1727 * Function: Get unit normal of the face given by index *
1728 * *
1729 ***********************************************************************/
1730{
1731 if (iFace < 1 || iFace > nface) {
1732 std::cerr
1733 << "HepPolyhedron::GetUnitNormal: irrelevant index " << iFace
1734 << std::endl;
1735 return G4Normal3D();
1736 }
1737
1738 G4int i0 = std::abs(pF[iFace].edge[0].v);
1739 G4int i1 = std::abs(pF[iFace].edge[1].v);
1740 G4int i2 = std::abs(pF[iFace].edge[2].v);
1741 G4int i3 = std::abs(pF[iFace].edge[3].v);
1742 if (i3 == 0) i3 = i0;
1743 return ((pV[i2] - pV[i0]).cross(pV[i3] - pV[i1])).unit();
1744}
1745
1746G4bool HepPolyhedron::GetNextNormal(G4Normal3D &normal) const
1747/***********************************************************************
1748 * *
1749 * Name: HepPolyhedron::GetNextNormal Date: 22.07.96 *
1750 * Author: John Allison Revised: 19.11.99 *
1751 * *
1752 * Function: Get normals of each face in face order. Returns false *
1753 * when finished all faces. *
1754 * *
1755 ***********************************************************************/
1756{
1757 static G4ThreadLocal G4int iFace = 1;
1758 normal = GetNormal(iFace);
1759 if (++iFace > nface) {
1760 iFace = 1;
1761 return false;
1762 }
1763 return true;
1764}
1765
1766G4bool HepPolyhedron::GetNextUnitNormal(G4Normal3D &normal) const
1767/***********************************************************************
1768 * *
1769 * Name: HepPolyhedron::GetNextUnitNormal Date: 16.09.96 *
1770 * Author: E.Chernyaev Revised: *
1771 * *
1772 * Function: Get normals of unit length of each face in face order. *
1773 * Returns false when finished all faces. *
1774 * *
1775 ***********************************************************************/
1776{
1777 G4bool rep = GetNextNormal(normal);
1778 normal = normal.unit();
1779 return rep;
1780}
1781
1782G4double HepPolyhedron::GetSurfaceArea() const
1783/***********************************************************************
1784 * *
1785 * Name: HepPolyhedron::GetSurfaceArea Date: 25.05.01 *
1786 * Author: E.Chernyaev Revised: *
1787 * *
1788 * Function: Returns area of the surface of the polyhedron. *
1789 * *
1790 ***********************************************************************/
1791{
1792 G4double srf = 0.;
1793 for (G4int iFace=1; iFace<=nface; iFace++) {
1794 G4int i0 = std::abs(pF[iFace].edge[0].v);
1795 G4int i1 = std::abs(pF[iFace].edge[1].v);
1796 G4int i2 = std::abs(pF[iFace].edge[2].v);
1797 G4int i3 = std::abs(pF[iFace].edge[3].v);
1798 if (i3 == 0) i3 = i0;
1799 srf += ((pV[i2] - pV[i0]).cross(pV[i3] - pV[i1])).mag();
1800 }
1801 return srf/2.;
1802}
1803
1804G4double HepPolyhedron::GetVolume() const
1805/***********************************************************************
1806 * *
1807 * Name: HepPolyhedron::GetVolume Date: 25.05.01 *
1808 * Author: E.Chernyaev Revised: *
1809 * *
1810 * Function: Returns volume of the polyhedron. *
1811 * *
1812 ***********************************************************************/
1813{
1814 G4double v = 0.;
1815 for (G4int iFace=1; iFace<=nface; iFace++) {
1816 G4int i0 = std::abs(pF[iFace].edge[0].v);
1817 G4int i1 = std::abs(pF[iFace].edge[1].v);
1818 G4int i2 = std::abs(pF[iFace].edge[2].v);
1819 G4int i3 = std::abs(pF[iFace].edge[3].v);
1820 G4Point3D pt;
1821 if (i3 == 0) {
1822 i3 = i0;
1823 pt = (pV[i0]+pV[i1]+pV[i2]) * (1./3.);
1824 }else{
1825 pt = (pV[i0]+pV[i1]+pV[i2]+pV[i3]) * 0.25;
1826 }
1827 v += ((pV[i2] - pV[i0]).cross(pV[i3] - pV[i1])).dot(pt);
1828 }
1829 return v/6.;
1830}
1831
1832G4int
1833HepPolyhedron::createTwistedTrap(G4double Dz,
1834 const G4double xy1[][2],
1835 const G4double xy2[][2])
1836/***********************************************************************
1837 * *
1838 * Name: createTwistedTrap Date: 05.11.02 *
1839 * Author: E.Chernyaev (IHEP/Protvino) Revised: *
1840 * *
1841 * Function: Creates polyhedron for twisted trapezoid *
1842 * *
1843 * Input: Dz - half-length along Z 8----7 *
1844 * xy1[2,4] - quadrilateral at Z=-Dz 5----6 ! *
1845 * xy2[2,4] - quadrilateral at Z=+Dz ! 4-!--3 *
1846 * 1----2 *
1847 * *
1848 ***********************************************************************/
1849{
1850 AllocateMemory(12,18);
1851
1852 pV[ 1] = G4Point3D(xy1[0][0],xy1[0][1],-Dz);
1853 pV[ 2] = G4Point3D(xy1[1][0],xy1[1][1],-Dz);
1854 pV[ 3] = G4Point3D(xy1[2][0],xy1[2][1],-Dz);
1855 pV[ 4] = G4Point3D(xy1[3][0],xy1[3][1],-Dz);
1856
1857 pV[ 5] = G4Point3D(xy2[0][0],xy2[0][1], Dz);
1858 pV[ 6] = G4Point3D(xy2[1][0],xy2[1][1], Dz);
1859 pV[ 7] = G4Point3D(xy2[2][0],xy2[2][1], Dz);
1860 pV[ 8] = G4Point3D(xy2[3][0],xy2[3][1], Dz);
1861
1862 pV[ 9] = (pV[1]+pV[2]+pV[5]+pV[6])/4.;
1863 pV[10] = (pV[2]+pV[3]+pV[6]+pV[7])/4.;
1864 pV[11] = (pV[3]+pV[4]+pV[7]+pV[8])/4.;
1865 pV[12] = (pV[4]+pV[1]+pV[8]+pV[5])/4.;
1866
1867 enum {DUMMY, BOTTOM,
1868 LEFT_BOTTOM, LEFT_FRONT, LEFT_TOP, LEFT_BACK,
1869 BACK_BOTTOM, BACK_LEFT, BACK_TOP, BACK_RIGHT,
1870 RIGHT_BOTTOM, RIGHT_BACK, RIGHT_TOP, RIGHT_FRONT,
1871 FRONT_BOTTOM, FRONT_RIGHT, FRONT_TOP, FRONT_LEFT,
1872 TOP};
1873
1874 pF[ 1]=G4Facet(1,LEFT_BOTTOM, 4,BACK_BOTTOM, 3,RIGHT_BOTTOM, 2,FRONT_BOTTOM);
1875
1876 pF[ 2]=G4Facet(4,BOTTOM, -1,LEFT_FRONT, -12,LEFT_BACK, 0,0);
1877 pF[ 3]=G4Facet(1,FRONT_LEFT, -5,LEFT_TOP, -12,LEFT_BOTTOM, 0,0);
1878 pF[ 4]=G4Facet(5,TOP, -8,LEFT_BACK, -12,LEFT_FRONT, 0,0);
1879 pF[ 5]=G4Facet(8,BACK_LEFT, -4,LEFT_BOTTOM, -12,LEFT_TOP, 0,0);
1880
1881 pF[ 6]=G4Facet(3,BOTTOM, -4,BACK_LEFT, -11,BACK_RIGHT, 0,0);
1882 pF[ 7]=G4Facet(4,LEFT_BACK, -8,BACK_TOP, -11,BACK_BOTTOM, 0,0);
1883 pF[ 8]=G4Facet(8,TOP, -7,BACK_RIGHT, -11,BACK_LEFT, 0,0);
1884 pF[ 9]=G4Facet(7,RIGHT_BACK, -3,BACK_BOTTOM, -11,BACK_TOP, 0,0);
1885
1886 pF[10]=G4Facet(2,BOTTOM, -3,RIGHT_BACK, -10,RIGHT_FRONT, 0,0);
1887 pF[11]=G4Facet(3,BACK_RIGHT, -7,RIGHT_TOP, -10,RIGHT_BOTTOM, 0,0);
1888 pF[12]=G4Facet(7,TOP, -6,RIGHT_FRONT, -10,RIGHT_BACK, 0,0);
1889 pF[13]=G4Facet(6,FRONT_RIGHT,-2,RIGHT_BOTTOM,-10,RIGHT_TOP, 0,0);
1890
1891 pF[14]=G4Facet(1,BOTTOM, -2,FRONT_RIGHT, -9,FRONT_LEFT, 0,0);
1892 pF[15]=G4Facet(2,RIGHT_FRONT,-6,FRONT_TOP, -9,FRONT_BOTTOM, 0,0);
1893 pF[16]=G4Facet(6,TOP, -5,FRONT_LEFT, -9,FRONT_RIGHT, 0,0);
1894 pF[17]=G4Facet(5,LEFT_FRONT, -1,FRONT_BOTTOM, -9,FRONT_TOP, 0,0);
1895
1896 pF[18]=G4Facet(5,FRONT_TOP, 6,RIGHT_TOP, 7,BACK_TOP, 8,LEFT_TOP);
1897
1898 return 0;
1899}
1900
1901G4int
1902HepPolyhedron::createPolyhedron(G4int Nnodes, G4int Nfaces,
1903 const G4double xyz[][3],
1904 const G4int faces[][4])
1905/***********************************************************************
1906 * *
1907 * Name: createPolyhedron Date: 05.11.02 *
1908 * Author: E.Chernyaev (IHEP/Protvino) Revised: *
1909 * *
1910 * Function: Creates user defined polyhedron *
1911 * *
1912 * Input: Nnodes - number of nodes *
1913 * Nfaces - number of faces *
1914 * nodes[][3] - node coordinates *
1915 * faces[][4] - faces *
1916 * *
1917 ***********************************************************************/
1918{
1919 AllocateMemory(Nnodes, Nfaces);
1920 if (nvert == 0) return 1;
1921
1922 for (G4int i=0; i<Nnodes; i++) {
1923 pV[i+1] = G4Point3D(xyz[i][0], xyz[i][1], xyz[i][2]);
1924 }
1925 for (G4int k=0; k<Nfaces; k++) {
1926 pF[k+1] = G4Facet(faces[k][0],0,faces[k][1],0,faces[k][2],0,faces[k][3],0);
1927 }
1928 SetReferences();
1929 return 0;
1930}
1931
1932G4Point3D HepPolyhedron::vertexUnweightedMean() const {
1933 /***********************************************************************
1934 * *
1935 * Name: vertexUnweightedMean Date: 23.10.23 *
1936 * Author: S. Boogert (Manchester) Revised: *
1937 * *
1938 * Function: Calculate the unweighted mean of all the vertices *
1939 * in the polyhedron. Not to be confused with the polyhedron centre or *
1940 * centre of mass *
1941 ***********************************************************************/
1942
1943 auto centre = G4Point3D();
1944 for(int i=1;i<=nvert;i++) {
1945 centre += pV[i];
1946 }
1947 centre = centre/nvert;
1948 return centre;
1949}
1950
1951HepPolyhedronTrd2::HepPolyhedronTrd2(G4double Dx1, G4double Dx2,
1952 G4double Dy1, G4double Dy2,
1953 G4double Dz)
1954/***********************************************************************
1955 * *
1956 * Name: HepPolyhedronTrd2 Date: 22.07.96 *
1957 * Author: E.Chernyaev (IHEP/Protvino) Revised: *
1958 * *
1959 * Function: Create GEANT4 TRD2-trapezoid *
1960 * *
1961 * Input: Dx1 - half-length along X at -Dz 8----7 *
1962 * Dx2 - half-length along X ay +Dz 5----6 ! *
1963 * Dy1 - half-length along Y ay -Dz ! 4-!--3 *
1964 * Dy2 - half-length along Y ay +Dz 1----2 *
1965 * Dz - half-length along Z *
1966 * *
1967 ***********************************************************************/
1968{
1969 AllocateMemory(8,6);
1970
1971 pV[1] = G4Point3D(-Dx1,-Dy1,-Dz);
1972 pV[2] = G4Point3D( Dx1,-Dy1,-Dz);
1973 pV[3] = G4Point3D( Dx1, Dy1,-Dz);
1974 pV[4] = G4Point3D(-Dx1, Dy1,-Dz);
1975 pV[5] = G4Point3D(-Dx2,-Dy2, Dz);
1976 pV[6] = G4Point3D( Dx2,-Dy2, Dz);
1977 pV[7] = G4Point3D( Dx2, Dy2, Dz);
1978 pV[8] = G4Point3D(-Dx2, Dy2, Dz);
1979
1980 CreatePrism();
1981}
1982
1983HepPolyhedronTrd2::~HepPolyhedronTrd2() = default;
1984
1985HepPolyhedronTrd1::HepPolyhedronTrd1(G4double Dx1, G4double Dx2,
1986 G4double Dy, G4double Dz)
1987 : HepPolyhedronTrd2(Dx1, Dx2, Dy, Dy, Dz) {}
1988
1989HepPolyhedronTrd1::~HepPolyhedronTrd1() = default;
1990
1993
1994HepPolyhedronBox::~HepPolyhedronBox() = default;
1995
1996HepPolyhedronTrap::HepPolyhedronTrap(G4double Dz,
1997 G4double Theta,
1998 G4double Phi,
1999 G4double Dy1,
2000 G4double Dx1,
2001 G4double Dx2,
2002 G4double Alp1,
2003 G4double Dy2,
2004 G4double Dx3,
2005 G4double Dx4,
2006 G4double Alp2)
2007/***********************************************************************
2008 * *
2009 * Name: HepPolyhedronTrap Date: 20.11.96 *
2010 * Author: E.Chernyaev Revised: *
2011 * *
2012 * Function: Create GEANT4 TRAP-trapezoid *
2013 * *
2014 * Input: DZ - half-length in Z *
2015 * Theta,Phi - polar angles of the line joining centres of the *
2016 * faces at Z=-Dz and Z=+Dz *
2017 * Dy1 - half-length in Y of the face at Z=-Dz *
2018 * Dx1 - half-length in X of low edge of the face at Z=-Dz *
2019 * Dx2 - half-length in X of top edge of the face at Z=-Dz *
2020 * Alp1 - angle between Y-axis and the median joining top and *
2021 * low edges of the face at Z=-Dz *
2022 * Dy2 - half-length in Y of the face at Z=+Dz *
2023 * Dx3 - half-length in X of low edge of the face at Z=+Dz *
2024 * Dx4 - half-length in X of top edge of the face at Z=+Dz *
2025 * Alp2 - angle between Y-axis and the median joining top and *
2026 * low edges of the face at Z=+Dz *
2027 * *
2028 ***********************************************************************/
2029{
2030 G4double DzTthetaCphi = Dz*std::tan(Theta)*std::cos(Phi);
2031 G4double DzTthetaSphi = Dz*std::tan(Theta)*std::sin(Phi);
2032 G4double Dy1Talp1 = Dy1*std::tan(Alp1);
2033 G4double Dy2Talp2 = Dy2*std::tan(Alp2);
2034
2035 AllocateMemory(8,6);
2036
2037 pV[1] = G4Point3D(-DzTthetaCphi-Dy1Talp1-Dx1,-DzTthetaSphi-Dy1,-Dz);
2038 pV[2] = G4Point3D(-DzTthetaCphi-Dy1Talp1+Dx1,-DzTthetaSphi-Dy1,-Dz);
2039 pV[3] = G4Point3D(-DzTthetaCphi+Dy1Talp1+Dx2,-DzTthetaSphi+Dy1,-Dz);
2040 pV[4] = G4Point3D(-DzTthetaCphi+Dy1Talp1-Dx2,-DzTthetaSphi+Dy1,-Dz);
2041 pV[5] = G4Point3D( DzTthetaCphi-Dy2Talp2-Dx3, DzTthetaSphi-Dy2, Dz);
2042 pV[6] = G4Point3D( DzTthetaCphi-Dy2Talp2+Dx3, DzTthetaSphi-Dy2, Dz);
2043 pV[7] = G4Point3D( DzTthetaCphi+Dy2Talp2+Dx4, DzTthetaSphi+Dy2, Dz);
2044 pV[8] = G4Point3D( DzTthetaCphi+Dy2Talp2-Dx4, DzTthetaSphi+Dy2, Dz);
2045
2046 CreatePrism();
2047}
2048
2049HepPolyhedronTrap::~HepPolyhedronTrap() = default;
2050
2051HepPolyhedronPara::HepPolyhedronPara(G4double Dx, G4double Dy, G4double Dz,
2052 G4double Alpha, G4double Theta,
2053 G4double Phi)
2054 : HepPolyhedronTrap(Dz, Theta, Phi, Dy, Dx, Dx, Alpha, Dy, Dx, Dx, Alpha) {}
2055
2056HepPolyhedronPara::~HepPolyhedronPara() = default;
2057
2058HepPolyhedronParaboloid::HepPolyhedronParaboloid(G4double r1,
2059 G4double r2,
2060 G4double dz,
2061 G4double sPhi,
2062 G4double dPhi)
2063/***********************************************************************
2064 * *
2065 * Name: HepPolyhedronParaboloid Date: 28.06.07 *
2066 * Author: L.Lindroos, T.Nikitina (CERN), July 2007 Revised: 28.06.07 *
2067 * *
2068 * Function: Constructor for paraboloid *
2069 * *
2070 * Input: r1 - inside and outside radiuses at -Dz *
2071 * r2 - inside and outside radiuses at +Dz *
2072 * dz - half length in Z *
2073 * sPhi - starting angle of the segment *
2074 * dPhi - segment range *
2075 * *
2076 ***********************************************************************/
2077{
2078 static const G4double wholeCircle=twopi;
2079
2080 // C H E C K I N P U T P A R A M E T E R S
2081
2082 G4int k = 0;
2083 if (r1 < 0. || r2 <= 0.) k = 1;
2084
2085 if (dz <= 0.) k += 2;
2086
2087 G4double phi1, phi2, dphi;
2088
2089 if(dPhi < 0.)
2090 {
2091 phi2 = sPhi; phi1 = phi2 + dPhi;
2092 }
2093 else if(dPhi == 0.)
2094 {
2095 phi1 = sPhi; phi2 = phi1 + wholeCircle;
2096 }
2097 else
2098 {
2099 phi1 = sPhi; phi2 = phi1 + dPhi;
2100 }
2101 dphi = phi2 - phi1;
2102
2103 if (std::abs(dphi-wholeCircle) < perMillion) dphi = wholeCircle;
2104 if (dphi > wholeCircle) k += 4;
2105
2106 if (k != 0) {
2107 std::cerr << "HepPolyhedronParaboloid: error in input parameters";
2108 if ((k & 1) != 0) std::cerr << " (radiuses)";
2109 if ((k & 2) != 0) std::cerr << " (half-length)";
2110 if ((k & 4) != 0) std::cerr << " (angles)";
2111 std::cerr << std::endl;
2112 std::cerr << " r1=" << r1;
2113 std::cerr << " r2=" << r2;
2114 std::cerr << " dz=" << dz << " sPhi=" << sPhi << " dPhi=" << dPhi
2115 << std::endl;
2116 return;
2117 }
2118
2119 // P R E P A R E T W O P O L Y L I N E S
2120
2121 G4int n = GetNumberOfRotationSteps();
2122 G4double dl = (r2 - r1) / n;
2123 G4double k1 = (r2*r2 - r1*r1) / 2 / dz;
2124 G4double k2 = (r2*r2 + r1*r1) / 2;
2125
2126 auto zz = new G4double[n + 2], rr = new G4double[n + 2];
2127
2128 zz[0] = dz;
2129 rr[0] = r2;
2130
2131 for(G4int i = 1; i < n - 1; i++)
2132 {
2133 rr[i] = rr[i-1] - dl;
2134 zz[i] = (rr[i]*rr[i] - k2) / k1;
2135 if(rr[i] < 0)
2136 {
2137 rr[i] = 0;
2138 zz[i] = 0;
2139 }
2140 }
2141
2142 zz[n-1] = -dz;
2143 rr[n-1] = r1;
2144
2145 zz[n] = dz;
2146 rr[n] = 0;
2147
2148 zz[n+1] = -dz;
2149 rr[n+1] = 0;
2150
2151 // R O T A T E P O L Y L I N E S
2152
2153 RotateAroundZ(0, phi1, dphi, n, 2, zz, rr, -1, -1);
2154 SetReferences();
2155
2156 delete [] zz;
2157 delete [] rr;
2158}
2159
2160HepPolyhedronParaboloid::~HepPolyhedronParaboloid() = default;
2161
2162HepPolyhedronHype::HepPolyhedronHype(G4double r1,
2163 G4double r2,
2164 G4double sqrtan1,
2165 G4double sqrtan2,
2166 G4double halfZ)
2167/***********************************************************************
2168 * *
2169 * Name: HepPolyhedronHype Date: 14.04.08 *
2170 * Author: Tatiana Nikitina (CERN) Revised: 14.04.08 *
2171 * Evgueni Tcherniaev 01.12.20 *
2172 * *
2173 * Function: Constructor for Hype *
2174 * *
2175 * Input: r1 - inside radius at z=0 *
2176 * r2 - outside radiuses at z=0 *
2177 * sqrtan1 - sqr of tan of Inner Stereo Angle *
2178 * sqrtan2 - sqr of tan of Outer Stereo Angle *
2179 * halfZ - half length in Z *
2180 * *
2181 ***********************************************************************/
2182{
2183 static const G4double wholeCircle = twopi;
2184
2185 // C H E C K I N P U T P A R A M E T E R S
2186
2187 G4int k = 0;
2188 if (r1 < 0. || r2 < 0. || r1 >= r2) k = 1;
2189 if (halfZ <= 0.) k += 2;
2190 if (sqrtan1 < 0.|| sqrtan2 < 0.) k += 4;
2191
2192 if (k != 0)
2193 {
2194 std::cerr << "HepPolyhedronHype: error in input parameters";
2195 if ((k & 1) != 0) std::cerr << " (radiuses)";
2196 if ((k & 2) != 0) std::cerr << " (half-length)";
2197 if ((k & 4) != 0) std::cerr << " (angles)";
2198 std::cerr << std::endl;
2199 std::cerr << " r1=" << r1 << " r2=" << r2;
2200 std::cerr << " halfZ=" << halfZ << " sqrTan1=" << sqrtan1
2201 << " sqrTan2=" << sqrtan2
2202 << std::endl;
2203 return;
2204 }
2205
2206 // P R E P A R E T W O P O L Y L I N E S
2207
2208 G4int ns = std::max(3, GetNumberOfRotationSteps()/4);
2209 G4int nz1 = (sqrtan1 == 0.) ? 2 : ns + 1;
2210 G4int nz2 = (sqrtan2 == 0.) ? 2 : ns + 1;
2211 auto zz = new G4double[nz1 + nz2];
2212 auto rr = new G4double[nz1 + nz2];
2213
2214 // external polyline
2215 G4double dz2 = 2.*halfZ/(nz2 - 1);
2216 for(G4int i = 0; i < nz2; ++i)
2217 {
2218 zz[i] = halfZ - dz2*i;
2219 rr[i] = std::sqrt(sqrtan2*zz[i]*zz[i] + r2*r2);
2220 }
2221
2222 // internal polyline
2223 G4double dz1 = 2.*halfZ/(nz1 - 1);
2224 for(G4int i = 0; i < nz1; ++i)
2225 {
2226 G4int j = nz2 + i;
2227 zz[j] = halfZ - dz1*i;
2228 rr[j] = std::sqrt(sqrtan1*zz[j]*zz[j] + r1*r1);
2229 }
2230
2231 // R O T A T E P O L Y L I N E S
2232
2233 RotateAroundZ(0, 0., wholeCircle, nz2, nz1, zz, rr, -1, -1);
2234 SetReferences();
2235
2236 delete [] zz;
2237 delete [] rr;
2238}
2239
2240HepPolyhedronHype::~HepPolyhedronHype() = default;
2241
2242HepPolyhedronCons::HepPolyhedronCons(G4double Rmn1,
2243 G4double Rmx1,
2244 G4double Rmn2,
2245 G4double Rmx2,
2246 G4double Dz,
2247 G4double Phi1,
2248 G4double Dphi)
2249/***********************************************************************
2250 * *
2251 * Name: HepPolyhedronCons::HepPolyhedronCons Date: 15.12.96 *
2252 * Author: E.Chernyaev (IHEP/Protvino) Revised: 15.12.96 *
2253 * *
2254 * Function: Constructor for CONS, TUBS, CONE, TUBE *
2255 * *
2256 * Input: Rmn1, Rmx1 - inside and outside radiuses at -Dz *
2257 * Rmn2, Rmx2 - inside and outside radiuses at +Dz *
2258 * Dz - half length in Z *
2259 * Phi1 - starting angle of the segment *
2260 * Dphi - segment range *
2261 * *
2262 ***********************************************************************/
2263{
2264 static const G4double wholeCircle=twopi;
2265
2266 // C H E C K I N P U T P A R A M E T E R S
2267
2268 G4int k = 0;
2269 if (Rmn1 < 0. || Rmx1 < 0. || Rmn2 < 0. || Rmx2 < 0.) k = 1;
2270 if (Rmn1 > Rmx1 || Rmn2 > Rmx2) k = 1;
2271 if (Rmn1 == Rmx1 && Rmn2 == Rmx2) k = 1;
2272
2273 if (Dz <= 0.) k += 2;
2274
2275 G4double phi1, phi2, dphi;
2276 if (Dphi < 0.) {
2277 phi2 = Phi1; phi1 = phi2 - Dphi;
2278 }else if (Dphi == 0.) {
2279 phi1 = Phi1; phi2 = phi1 + wholeCircle;
2280 }else{
2281 phi1 = Phi1; phi2 = phi1 + Dphi;
2282 }
2283 dphi = phi2 - phi1;
2284 if (std::abs(dphi-wholeCircle) < perMillion) dphi = wholeCircle;
2285 if (dphi > wholeCircle) k += 4;
2286
2287 if (k != 0) {
2288 std::cerr << "HepPolyhedronCone(s)/Tube(s): error in input parameters";
2289 if ((k & 1) != 0) std::cerr << " (radiuses)";
2290 if ((k & 2) != 0) std::cerr << " (half-length)";
2291 if ((k & 4) != 0) std::cerr << " (angles)";
2292 std::cerr << std::endl;
2293 std::cerr << " Rmn1=" << Rmn1 << " Rmx1=" << Rmx1;
2294 std::cerr << " Rmn2=" << Rmn2 << " Rmx2=" << Rmx2;
2295 std::cerr << " Dz=" << Dz << " Phi1=" << Phi1 << " Dphi=" << Dphi
2296 << std::endl;
2297 return;
2298 }
2299
2300 // P R E P A R E T W O P O L Y L I N E S
2301
2302 G4double zz[4], rr[4];
2303 zz[0] = Dz;
2304 zz[1] = -Dz;
2305 zz[2] = Dz;
2306 zz[3] = -Dz;
2307 rr[0] = Rmx2;
2308 rr[1] = Rmx1;
2309 rr[2] = Rmn2;
2310 rr[3] = Rmn1;
2311
2312 // R O T A T E P O L Y L I N E S
2313
2314 RotateAroundZ(0, phi1, dphi, 2, 2, zz, rr, -1, -1);
2315 SetReferences();
2316}
2317
2318HepPolyhedronCons::~HepPolyhedronCons() = default;
2319
2320HepPolyhedronCone::HepPolyhedronCone(G4double Rmn1, G4double Rmx1,
2321 G4double Rmn2, G4double Rmx2,
2322 G4double Dz) :
2323 HepPolyhedronCons(Rmn1, Rmx1, Rmn2, Rmx2, Dz, 0*deg, 360*deg) {}
2324
2325HepPolyhedronCone::~HepPolyhedronCone() = default;
2326
2327HepPolyhedronTubs::HepPolyhedronTubs(G4double Rmin, G4double Rmax,
2328 G4double Dz,
2329 G4double Phi1, G4double Dphi)
2330 : HepPolyhedronCons(Rmin, Rmax, Rmin, Rmax, Dz, Phi1, Dphi) {}
2331
2332HepPolyhedronTubs::~HepPolyhedronTubs() = default;
2333
2334HepPolyhedronTube::HepPolyhedronTube (G4double Rmin, G4double Rmax,
2335 G4double Dz)
2336 : HepPolyhedronCons(Rmin, Rmax, Rmin, Rmax, Dz, 0*deg, 360*deg) {}
2337
2338HepPolyhedronTube::~HepPolyhedronTube () = default;
2339
2340HepPolyhedronPgon::HepPolyhedronPgon(G4double phi,
2341 G4double dphi,
2342 G4int npdv,
2343 G4int nz,
2344 const G4double *z,
2345 const G4double *rmin,
2346 const G4double *rmax)
2347/***********************************************************************
2348 * *
2349 * Name: HepPolyhedronPgon Date: 09.12.96 *
2350 * Author: E.Chernyaev Revised: *
2351 * *
2352 * Function: Constructor of polyhedron for PGON, PCON *
2353 * *
2354 * Input: phi - initial phi *
2355 * dphi - delta phi *
2356 * npdv - number of steps along phi *
2357 * nz - number of z-planes (at least two) *
2358 * z[] - z coordinates of the slices *
2359 * rmin[] - smaller r at the slices *
2360 * rmax[] - bigger r at the slices *
2361 * *
2362 ***********************************************************************/
2363{
2364 // C H E C K I N P U T P A R A M E T E R S
2365
2366 if (dphi <= 0. || dphi > twopi) {
2367 std::cerr
2368 << "HepPolyhedronPgon/Pcon: wrong delta phi = " << dphi
2369 << std::endl;
2370 return;
2371 }
2372
2373 if (nz < 2) {
2374 std::cerr
2375 << "HepPolyhedronPgon/Pcon: number of z-planes less than two = " << nz
2376 << std::endl;
2377 return;
2378 }
2379
2380 if (npdv < 0) {
2381 std::cerr
2382 << "HepPolyhedronPgon/Pcon: error in number of phi-steps =" << npdv
2383 << std::endl;
2384 return;
2385 }
2386
2387 G4int i;
2388 for (i=0; i<nz; i++) {
2389 if (rmin[i] < 0. || rmax[i] < 0. || rmin[i] > rmax[i]) {
2390 std::cerr
2391 << "HepPolyhedronPgon: error in radiuses rmin[" << i << "]="
2392 << rmin[i] << " rmax[" << i << "]=" << rmax[i]
2393 << std::endl;
2394 return;
2395 }
2396 }
2397
2398 // P R E P A R E T W O P O L Y L I N E S
2399
2400 G4double *zz, *rr;
2401 zz = new G4double[2*nz];
2402 rr = new G4double[2*nz];
2403
2404 if (z[0] > z[nz-1]) {
2405 for (i=0; i<nz; i++) {
2406 zz[i] = z[i];
2407 rr[i] = rmax[i];
2408 zz[i+nz] = z[i];
2409 rr[i+nz] = rmin[i];
2410 }
2411 }else{
2412 for (i=0; i<nz; i++) {
2413 zz[i] = z[nz-i-1];
2414 rr[i] = rmax[nz-i-1];
2415 zz[i+nz] = z[nz-i-1];
2416 rr[i+nz] = rmin[nz-i-1];
2417 }
2418 }
2419
2420 // R O T A T E P O L Y L I N E S
2421
2422 G4int nodeVis = 1;
2423 G4int edgeVis = (npdv == 0) ? -1 : 1;
2424 RotateAroundZ(npdv, phi, dphi, nz, nz, zz, rr, nodeVis, edgeVis);
2425 SetReferences();
2426
2427 delete [] zz;
2428 delete [] rr;
2429}
2430
2431HepPolyhedronPgon::HepPolyhedronPgon(G4double phi,
2432 G4double dphi,
2433 G4int npdv,
2434 const std::vector<G4TwoVector> &rz)
2435/***********************************************************************
2436 * *
2437 * Name: HepPolyhedronPgon Date: 12.05.21 *
2438 * Author: E.Tcherniaev (E.Chernyaev) Revised: *
2439 * *
2440 * Function: Constructor of polyhedron for PGON, PCON *
2441 * *
2442 * Input: phi - initial phi *
2443 * dphi - delta phi *
2444 * npdv - number of steps along phi *
2445 * rz - rz-contour *
2446 * *
2447 ***********************************************************************/
2448{
2449 // C H E C K I N P U T P A R A M E T E R S
2450
2451 if (dphi <= 0. || dphi > twopi) {
2452 std::cerr
2453 << "HepPolyhedronPgon/Pcon: wrong delta phi = " << dphi
2454 << std::endl;
2455 return;
2456 }
2457
2458 if (npdv < 0) {
2459 std::cerr
2460 << "HepPolyhedronPgon/Pcon: error in number of phi-steps = " << npdv
2461 << std::endl;
2462 return;
2463 }
2464
2465 G4int nrz = (G4int)rz.size();
2466 if (nrz < 3) {
2467 std::cerr
2468 << "HepPolyhedronPgon/Pcon: invalid number of nodes in rz-contour = " << nrz
2469 << std::endl;
2470 return;
2471 }
2472
2473 // R O T A T E P O L Y L I N E
2474
2475 G4int nodeVis = 1;
2476 G4int edgeVis = (npdv == 0) ? -1 : 1;
2477 RotateContourAroundZ(npdv, phi, dphi, rz, nodeVis, edgeVis);
2478 SetReferences();
2479}
2480
2481HepPolyhedronPgon::~HepPolyhedronPgon() = default;
2482
2483HepPolyhedronPcon::HepPolyhedronPcon(G4double phi, G4double dphi, G4int nz,
2484 const G4double *z,
2485 const G4double *rmin,
2486 const G4double *rmax)
2487 : HepPolyhedronPgon(phi, dphi, 0, nz, z, rmin, rmax) {}
2488
2489HepPolyhedronPcon::HepPolyhedronPcon(G4double phi, G4double dphi,
2490 const std::vector<G4TwoVector> &rz)
2491 : HepPolyhedronPgon(phi, dphi, 0, rz) {}
2492
2493HepPolyhedronPcon::~HepPolyhedronPcon() = default;
2494
2495HepPolyhedronSphere::HepPolyhedronSphere(G4double rmin, G4double rmax,
2496 G4double phi, G4double dphi,
2497 G4double the, G4double dthe)
2498/***********************************************************************
2499 * *
2500 * Name: HepPolyhedronSphere Date: 11.12.96 *
2501 * Author: E.Chernyaev (IHEP/Protvino) Revised: *
2502 * *
2503 * Function: Constructor of polyhedron for SPHERE *
2504 * *
2505 * Input: rmin - internal radius *
2506 * rmax - external radius *
2507 * phi - initial phi *
2508 * dphi - delta phi *
2509 * the - initial theta *
2510 * dthe - delta theta *
2511 * *
2512 ***********************************************************************/
2513{
2514 // C H E C K I N P U T P A R A M E T E R S
2515
2516 if (dphi <= 0. || dphi > twopi) {
2517 std::cerr
2518 << "HepPolyhedronSphere: wrong delta phi = " << dphi
2519 << std::endl;
2520 return;
2521 }
2522
2523 if (the < 0. || the > pi) {
2524 std::cerr
2525 << "HepPolyhedronSphere: wrong theta = " << the
2526 << std::endl;
2527 return;
2528 }
2529
2530 if (dthe <= 0. || dthe > pi) {
2531 std::cerr
2532 << "HepPolyhedronSphere: wrong delta theta = " << dthe
2533 << std::endl;
2534 return;
2535 }
2536
2537 if (the+dthe > pi) {
2538 std::cerr
2539 << "HepPolyhedronSphere: wrong theta + delta theta = "
2540 << the << " " << dthe
2541 << std::endl;
2542 return;
2543 }
2544
2545 if (rmin < 0. || rmin >= rmax) {
2546 std::cerr
2547 << "HepPolyhedronSphere: error in radiuses"
2548 << " rmin=" << rmin << " rmax=" << rmax
2549 << std::endl;
2550 return;
2551 }
2552
2553 // P R E P A R E T W O P O L Y L I N E S
2554
2555 G4int nds = (GetNumberOfRotationSteps() + 1) / 2;
2556 G4int np1 = G4int(dthe*nds/pi+.5) + 1;
2557 if (np1 <= 1) np1 = 2;
2558 G4int np2 = rmin < spatialTolerance ? 1 : np1;
2559
2560 G4double *zz, *rr;
2561 zz = new G4double[np1+np2];
2562 rr = new G4double[np1+np2];
2563
2564 G4double a = dthe/(np1-1);
2565 G4double cosa, sina;
2566 for (G4int i=0; i<np1; i++) {
2567 cosa = std::cos(the+i*a);
2568 sina = std::sin(the+i*a);
2569 zz[i] = rmax*cosa;
2570 rr[i] = rmax*sina;
2571 if (np2 > 1) {
2572 zz[i+np1] = rmin*cosa;
2573 rr[i+np1] = rmin*sina;
2574 }
2575 }
2576 if (np2 == 1) {
2577 zz[np1] = 0.;
2578 rr[np1] = 0.;
2579 }
2580
2581 // R O T A T E P O L Y L I N E S
2582
2583 RotateAroundZ(0, phi, dphi, np1, np2, zz, rr, -1, -1);
2584 SetReferences();
2585
2586 delete [] zz;
2587 delete [] rr;
2588}
2589
2590HepPolyhedronSphere::~HepPolyhedronSphere() = default;
2591
2592HepPolyhedronTorus::HepPolyhedronTorus(G4double rmin,
2593 G4double rmax,
2594 G4double rtor,
2595 G4double phi,
2596 G4double dphi)
2597/***********************************************************************
2598 * *
2599 * Name: HepPolyhedronTorus Date: 11.12.96 *
2600 * Author: E.Chernyaev (IHEP/Protvino) Revised: *
2601 * *
2602 * Function: Constructor of polyhedron for TORUS *
2603 * *
2604 * Input: rmin - internal radius *
2605 * rmax - external radius *
2606 * rtor - radius of torus *
2607 * phi - initial phi *
2608 * dphi - delta phi *
2609 * *
2610 ***********************************************************************/
2611{
2612 // C H E C K I N P U T P A R A M E T E R S
2613
2614 if (dphi <= 0. || dphi > twopi) {
2615 std::cerr
2616 << "HepPolyhedronTorus: wrong delta phi = " << dphi
2617 << std::endl;
2618 return;
2619 }
2620
2621 if (rmin < 0. || rmin >= rmax || rmax >= rtor) {
2622 std::cerr
2623 << "HepPolyhedronTorus: error in radiuses"
2624 << " rmin=" << rmin << " rmax=" << rmax << " rtorus=" << rtor
2625 << std::endl;
2626 return;
2627 }
2628
2629 // P R E P A R E T W O P O L Y L I N E S
2630
2631 G4int np1 = GetNumberOfRotationSteps();
2632 G4int np2 = rmin < spatialTolerance ? 1 : np1;
2633
2634 G4double *zz, *rr;
2635 zz = new G4double[np1+np2];
2636 rr = new G4double[np1+np2];
2637
2638 G4double a = twopi/np1;
2639 G4double cosa, sina;
2640 for (G4int i=0; i<np1; i++) {
2641 cosa = std::cos(i*a);
2642 sina = std::sin(i*a);
2643 zz[i] = rmax*cosa;
2644 rr[i] = rtor+rmax*sina;
2645 if (np2 > 1) {
2646 zz[i+np1] = rmin*cosa;
2647 rr[i+np1] = rtor+rmin*sina;
2648 }
2649 }
2650 if (np2 == 1) {
2651 zz[np1] = 0.;
2652 rr[np1] = rtor;
2653 np2 = -1;
2654 }
2655
2656 // R O T A T E P O L Y L I N E S
2657
2658 RotateAroundZ(0, phi, dphi, -np1, -np2, zz, rr, -1,-1);
2659 SetReferences();
2660
2661 delete [] zz;
2662 delete [] rr;
2663}
2664
2665HepPolyhedronTorus::~HepPolyhedronTorus() = default;
2666
2667HepPolyhedronTet::HepPolyhedronTet(const G4double p0[3],
2668 const G4double p1[3],
2669 const G4double p2[3],
2670 const G4double p3[3])
2671/***********************************************************************
2672 * *
2673 * Name: HepPolyhedronTet Date: 21.02.2020 *
2674 * Author: E.Tcherniaev (E.Chernyaev) Revised: *
2675 * *
2676 * Function: Constructor of polyhedron for TETrahedron *
2677 * *
2678 * Input: p0,p1,p2,p3 - vertices *
2679 * *
2680 ***********************************************************************/
2681{
2682 AllocateMemory(4,4);
2683
2684 pV[1].set(p0[0], p0[1], p0[2]);
2685 pV[2].set(p1[0], p1[1], p1[2]);
2686 pV[3].set(p2[0], p2[1], p2[2]);
2687 pV[4].set(p3[0], p3[1], p3[2]);
2688
2689 G4Vector3D v1(pV[2] - pV[1]);
2690 G4Vector3D v2(pV[3] - pV[1]);
2691 G4Vector3D v3(pV[4] - pV[1]);
2692
2693 if (v1.cross(v2).dot(v3) < 0.)
2694 {
2695 pV[3].set(p3[0], p3[1], p3[2]);
2696 pV[4].set(p2[0], p2[1], p2[2]);
2697 }
2698
2699 pF[1] = G4Facet(1,2, 3,4, 2,3);
2700 pF[2] = G4Facet(1,3, 4,4, 3,1);
2701 pF[3] = G4Facet(1,1, 2,4, 4,2);
2702 pF[4] = G4Facet(2,1, 3,2, 4,3);
2703}
2704
2705HepPolyhedronTet::~HepPolyhedronTet() = default;
2706
2707HepPolyhedronEllipsoid::HepPolyhedronEllipsoid(G4double ax, G4double by,
2708 G4double cz, G4double zCut1,
2709 G4double zCut2)
2710/***********************************************************************
2711 * *
2712 * Name: HepPolyhedronEllipsoid Date: 25.02.05 *
2713 * Author: G.Guerrieri Revised: *
2714 * Evgueni Tcherniaev 20.01.22 *
2715 * *
2716 * Function: Constructor of polyhedron for ELLIPSOID *
2717 * *
2718 * Input: ax - semiaxis x *
2719 * by - semiaxis y *
2720 * cz - semiaxis z *
2721 * zCut1 - lower cut plane level (solid lies above this plane) *
2722 * zCut2 - upper cut plane level (solid lies below this plane) *
2723 * *
2724 ***********************************************************************/
2725{
2726 // C H E C K I N P U T P A R A M E T E R S
2727
2728 if (zCut1 >= cz || zCut2 <= -cz || zCut1 > zCut2) {
2729 std::cerr << "HepPolyhedronEllipsoid: wrong zCut1 = " << zCut1
2730 << " zCut2 = " << zCut2
2731 << " for given cz = " << cz << std::endl;
2732 return;
2733 }
2734 if (cz <= 0.0) {
2735 std::cerr << "HepPolyhedronEllipsoid: bad z semi-axis: cz = " << cz
2736 << std::endl;
2737 return;
2738 }
2739
2740 // P R E P A R E T W O P O L Y L I N E S
2741 // generate sphere of radius cz first, then rescale x and y later
2742
2743 G4double sthe = std::acos(zCut2/cz);
2744 G4double dthe = std::acos(zCut1/cz) - sthe;
2745 G4int nds = (GetNumberOfRotationSteps() + 1)/2;
2746 G4int np1 = G4int(dthe*nds/pi + 0.5) + 1;
2747 if (np1 <= 1) np1 = 2;
2748 G4int np2 = 2;
2749
2750 G4double *zz, *rr;
2751 zz = new G4double[np1 + np2];
2752 rr = new G4double[np1 + np2];
2753 if ((zz == nullptr) || (rr == nullptr))
2754 {
2755 G4Exception("HepPolyhedronEllipsoid::HepPolyhedronEllipsoid",
2756 "greps1002", FatalException, "Out of memory");
2757 }
2758
2759 G4double a = dthe/(np1 - 1);
2760 G4double cosa, sina;
2761 for (G4int i = 0; i < np1; ++i)
2762 {
2763 cosa = std::cos(sthe + i*a);
2764 sina = std::sin(sthe + i*a);
2765 zz[i] = cz*cosa;
2766 rr[i] = cz*sina;
2767 }
2768 zz[np1 + 0] = zCut2;
2769 rr[np1 + 0] = 0.;
2770 zz[np1 + 1] = zCut1;
2771 rr[np1 + 1] = 0.;
2772
2773 // R O T A T E P O L Y L I N E S
2774
2775 RotateAroundZ(0, 0., twopi, np1, np2, zz, rr, -1, -1);
2776 SetReferences();
2777
2778 delete [] zz;
2779 delete [] rr;
2780
2781 // rescale x and y vertex coordinates
2782 G4double kx = ax/cz;
2783 G4double ky = by/cz;
2784 G4Point3D* p = pV;
2785 for (G4int i = 0; i < nvert; ++i, ++p)
2786 {
2787 p->setX(p->x()*kx);
2788 p->setY(p->y()*ky);
2789 }
2790}
2791
2792HepPolyhedronEllipsoid::~HepPolyhedronEllipsoid() = default;
2793
2794HepPolyhedronEllipticalCone::HepPolyhedronEllipticalCone(G4double ax,
2795 G4double ay,
2796 G4double h,
2797 G4double zTopCut)
2798/***********************************************************************
2799 * *
2800 * Name: HepPolyhedronEllipticalCone Date: 8.9.2005 *
2801 * Author: D.Anninos Revised: 9.9.2005 *
2802 * *
2803 * Function: Constructor for EllipticalCone *
2804 * *
2805 * Input: ax, ay - X & Y semi axes at z = 0 *
2806 * h - height of full cone *
2807 * zTopCut - Top Cut in Z Axis *
2808 * *
2809 ***********************************************************************/
2810{
2811 // C H E C K I N P U T P A R A M E T E R S
2812
2813 G4int k = 0;
2814 if ( (ax <= 0.) || (ay <= 0.) || (h <= 0.) || (zTopCut <= 0.) ) { k = 1; }
2815
2816 if (k != 0) {
2817 std::cerr << "HepPolyhedronCone: error in input parameters";
2818 std::cerr << std::endl;
2819 return;
2820 }
2821
2822 // P R E P A R E T W O P O L Y L I N E S
2823
2824 zTopCut = (h >= zTopCut ? zTopCut : h);
2825
2826 G4double *zz, *rr;
2827 zz = new G4double[4];
2828 rr = new G4double[4];
2829 zz[0] = zTopCut;
2830 zz[1] = -zTopCut;
2831 zz[2] = zTopCut;
2832 zz[3] = -zTopCut;
2833 rr[0] = (h-zTopCut);
2834 rr[1] = (h+zTopCut);
2835 rr[2] = 0.;
2836 rr[3] = 0.;
2837
2838 // R O T A T E P O L Y L I N E S
2839
2840 RotateAroundZ(0, 0., twopi, 2, 2, zz, rr, -1, -1);
2841 SetReferences();
2842
2843 delete [] zz;
2844 delete [] rr;
2845
2846 // rescale x and y vertex coordinates
2847 {
2848 G4Point3D * p= pV;
2849 for (G4int i=0; i<nvert; i++, p++) {
2850 p->setX( p->x() * ax );
2851 p->setY( p->y() * ay );
2852 }
2853 }
2854}
2855
2856HepPolyhedronEllipticalCone::~HepPolyhedronEllipticalCone() = default;
2857
2858HepPolyhedronHyperbolicMirror::HepPolyhedronHyperbolicMirror(G4double a,
2859 G4double h,
2860 G4double r)
2861/***********************************************************************
2862 * *
2863 * Name: HepPolyhedronHyperbolicMirror Date: 22.02.2020 *
2864 * Author: E.Tcherniaev (E.Chernyaev) Revised: *
2865 * *
2866 * Function: Create polyhedron for Hyperbolic mirror *
2867 * *
2868 * Input: a - half-separation *
2869 * h - height *
2870 * r - radius *
2871 * *
2872 ***********************************************************************/
2873{
2874 G4double H = std::abs(h);
2875 G4double R = std::abs(r);
2876 G4double A = std::abs(a);
2877 G4double B = A*R/std::sqrt(2*A*H + H*H);
2878
2879 // P R E P A R E T W O P O L Y L I N E S
2880
2881 G4int np1 = (A == 0.) ? 2 : std::max(3, GetNumberOfRotationSteps()/4) + 1;
2882 G4int np2 = 2;
2883 G4double maxAng = (A == 0.) ? 0. : std::acosh(1. + H/A);
2884 G4double delAng = maxAng/(np1 - 1);
2885
2886 auto zz = new G4double[np1 + np2];
2887 auto rr = new G4double[np1 + np2];
2888
2889 // 1st polyline
2890 zz[0] = H;
2891 rr[0] = R;
2892 for (G4int iz = 1; iz < np1 - 1; ++iz)
2893 {
2894 G4double ang = maxAng - iz*delAng;
2895 zz[iz] = A*std::cosh(ang) - A;
2896 rr[iz] = B*std::sinh(ang);
2897 }
2898 zz[np1 - 1] = 0.;
2899 rr[np1 - 1] = 0.;
2900
2901 // 2nd polyline
2902 zz[np1] = H;
2903 rr[np1] = 0.;
2904 zz[np1 + 1] = 0.;
2905 rr[np1 + 1] = 0.;
2906
2907 // R O T A T E P O L Y L I N E S
2908
2909 G4double phi = 0.;
2910 G4double dphi = CLHEP::twopi;
2911 RotateAroundZ(0, phi, dphi, np1, np2, zz, rr, -1, -1);
2912 SetReferences();
2913
2914 delete [] zz;
2915 delete [] rr;
2916}
2917
2918HepPolyhedronHyperbolicMirror::~HepPolyhedronHyperbolicMirror() = default;
2919
2920HepPolyhedronTetMesh::
2921HepPolyhedronTetMesh(const std::vector<G4ThreeVector>& tetrahedra)
2922/***********************************************************************
2923 * *
2924 * Name: HepPolyhedronTetMesh Date: 26.03.2022 *
2925 * Author: E.Tcherniaev (E.Chernyaev) Revised: *
2926 * *
2927 * Function: Create polyhedron for tetrahedron mesh *
2928 * *
2929 * Input: tetrahedra - array of tetrahedron vertices, four vertices *
2930 * per tetrahedron *
2931 * *
2932 ***********************************************************************/
2933{
2934 // Check size of input vector
2935 G4int nnodes = (G4int)tetrahedra.size();
2936 if (nnodes == 0)
2937 {
2938 std::cerr
2939 << "HepPolyhedronTetMesh: Empty tetrahedron mesh" << std::endl;
2940 return;
2941 }
2942 G4int ntet = nnodes/4;
2943 if (nnodes != ntet*4)
2944 {
2945 std::cerr << "HepPolyhedronTetMesh: Number of nodes = " << nnodes
2946 << " in tetrahedron mesh is NOT multiple of 4"
2947 << std::endl;
2948 return;
2949 }
2950
2951 // Find coincident vertices using hash table techniques.
2952 // This could be done using std::unordered_map, but the code
2953 // below runs faster.
2954 std::vector<G4int> iheads(nnodes, -1);
2955 std::vector<std::pair<G4int,G4int>> ipairs(nnodes,std::pair(-1,-1));
2956 for (G4int i = 0; i < nnodes; ++i)
2957 {
2958 // Generate hash key
2959 G4ThreeVector point = tetrahedra[i];
2960 auto key = std::hash<G4double>()(point.x());
2961 key ^= std::hash<G4double>()(point.y());
2962 key ^= std::hash<G4double>()(point.z());
2963 key %= nnodes;
2964 // Check head of the list
2965 if (iheads[key] < 0)
2966 {
2967 iheads[key] = i;
2968 ipairs[i].first = i;
2969 continue;
2970 }
2971 // Loop along the list
2972 for (G4int icur = iheads[key], iprev = 0;;)
2973 {
2974 G4int icheck = ipairs[icur].first;
2975 if (tetrahedra[icheck] == point)
2976 {
2977 ipairs[i].first = icheck; // coincident vertex
2978 break;
2979 }
2980 iprev = icur;
2981 icur = ipairs[icur].second;
2982 // Append vertex to the list
2983 if (icur < 0)
2984 {
2985 ipairs[i].first = i;
2986 ipairs[iprev].second = i;
2987 break;
2988 }
2989 }
2990 }
2991
2992 // Create vector of original facets
2993 struct facet
2994 {
2995 G4int i1, i2, i3;
2996 facet() : i1(0), i2(0), i3(0) {};
2997 facet(G4int k1, G4int k2, G4int k3) : i1(k1), i2(k2), i3(k3) {};
2998 };
2999 G4int nfacets = nnodes;
3000 std::vector<facet> ifacets(nfacets);
3001 for (G4int i = 0; i < nfacets; i += 4)
3002 {
3003 G4int i0 = ipairs[i + 0].first;
3004 G4int i1 = ipairs[i + 1].first;
3005 G4int i2 = ipairs[i + 2].first;
3006 G4int i3 = ipairs[i + 3].first;
3007 if (i0 > i1) std::swap(i0, i1);
3008 if (i0 > i2) std::swap(i0, i2);
3009 if (i0 > i3) std::swap(i0, i3);
3010 if (i1 > i2) std::swap(i1, i2);
3011 if (i1 > i3) std::swap(i1, i3);
3012 G4ThreeVector e1 = tetrahedra[i1] - tetrahedra[i0];
3013 G4ThreeVector e2 = tetrahedra[i2] - tetrahedra[i0];
3014 G4ThreeVector e3 = tetrahedra[i3] - tetrahedra[i0];
3015 G4double volume = (e1.cross(e2)).dot(e3);
3016 if (volume > 0.) std::swap(i2, i3);
3017 ifacets[i + 0] = facet(i0, i1, i2);
3018 ifacets[i + 1] = facet(i0, i2, i3);
3019 ifacets[i + 2] = facet(i0, i3, i1);
3020 ifacets[i + 3] = facet(i1, i3, i2);
3021 }
3022
3023 // Find shared facets
3024 std::fill(iheads.begin(), iheads.end(), -1);
3025 std::fill(ipairs.begin(), ipairs.end(), std::pair(-1,-1));
3026 for (G4int i = 0; i < nfacets; ++i)
3027 {
3028 // Check head of the list
3029 G4int key = ifacets[i].i1;
3030 if (iheads[key] < 0)
3031 {
3032 iheads[key] = i;
3033 ipairs[i].first = i;
3034 continue;
3035 }
3036 // Loop along the list
3037 G4int i2 = ifacets[i].i2, i3 = ifacets[i].i3;
3038 for (G4int icur = iheads[key], iprev = -1;;)
3039 {
3040 G4int icheck = ipairs[icur].first;
3041 if (ifacets[icheck].i2 == i3 && ifacets[icheck].i3 == i2)
3042 {
3043 if (iprev < 0)
3044 {
3045 iheads[key] = ipairs[icur].second;
3046 }
3047 else
3048 {
3049 ipairs[iprev].second = ipairs[icur].second;
3050 }
3051 ipairs[icur].first = -1; // shared facet
3052 ipairs[icur].second = -1;
3053 break;
3054 }
3055 iprev = icur;
3056 icur = ipairs[icur].second;
3057 // Append facet to the list
3058 if (icur < 0)
3059 {
3060 ipairs[i].first = i;
3061 ipairs[iprev].second = i;
3062 break;
3063 }
3064 }
3065 }
3066
3067 // Count vertices and facets skipping shared facets
3068 std::fill(iheads.begin(), iheads.end(), -1);
3069 G4int nver = 0, nfac = 0;
3070 for (G4int i = 0; i < nfacets; ++i)
3071 {
3072 if (ipairs[i].first < 0) continue;
3073 G4int i1 = ifacets[i].i1;
3074 G4int i2 = ifacets[i].i2;
3075 G4int i3 = ifacets[i].i3;
3076 if (iheads[i1] < 0) iheads[i1] = nver++;
3077 if (iheads[i2] < 0) iheads[i2] = nver++;
3078 if (iheads[i3] < 0) iheads[i3] = nver++;
3079 nfac++;
3080 }
3081
3082 // Construct polyhedron
3083 AllocateMemory(nver, nfac);
3084 for (G4int i = 0; i < nnodes; ++i)
3085 {
3086 G4int k = iheads[i];
3087 if (k >= 0) SetVertex(k + 1, tetrahedra[i]);
3088 }
3089 for (G4int i = 0, k = 0; i < nfacets; ++i)
3090 {
3091 if (ipairs[i].first < 0) continue;
3092 G4int i1 = iheads[ifacets[i].i1] + 1;
3093 G4int i2 = iheads[ifacets[i].i2] + 1;
3094 G4int i3 = iheads[ifacets[i].i3] + 1;
3095 SetFacet(++k, i1, i2, i3);
3096 }
3097 SetReferences();
3098}
3099
3100HepPolyhedronTetMesh::~HepPolyhedronTetMesh() = default;
3101
3102HepPolyhedronBoxMesh::
3103HepPolyhedronBoxMesh(G4double sizeX, G4double sizeY, G4double sizeZ,
3104 const std::vector<G4ThreeVector>& positions)
3105/***********************************************************************
3106 * *
3107 * Name: HepPolyhedronBoxMesh Date: 07.04.2022 *
3108 * Author: E.Tcherniaev (E.Chernyaev) Revised: *
3109 * *
3110 * Function: Create polyhedron for box mesh *
3111 * *
3112 * Input: sizeX, sizeY, sizeZ - dimensions of the mesh cell *
3113 * positions - vector of cell centres *
3114 * *
3115 ***********************************************************************/
3116{
3117 G4int nbox = (G4int)positions.size();
3118 if (nbox == 0)
3119 {
3120 std::cerr << "HepPolyhedronBoxMesh: Empty box mesh" << std::endl;
3121 return;
3122 }
3123 // compute inverse dimensions
3124 G4double invx = 1./sizeX, invy = 1./sizeY, invz = 1./sizeZ;
3125 // find mesh bounding box
3126 G4ThreeVector pmin = positions[0], pmax = positions[0];
3127 for (const auto& p: positions)
3128 {
3129 if (pmin.x() > p.x()) pmin.setX(p.x());
3130 if (pmin.y() > p.y()) pmin.setY(p.y());
3131 if (pmin.z() > p.z()) pmin.setZ(p.z());
3132 if (pmax.x() < p.x()) pmax.setX(p.x());
3133 if (pmax.y() < p.y()) pmax.setY(p.y());
3134 if (pmax.z() < p.z()) pmax.setZ(p.z());
3135 }
3136 // find number of voxels
3137 G4int nx = (pmax.x() - pmin.x())*invx + 1.5;
3138 G4int ny = (pmax.y() - pmin.y())*invy + 1.5;
3139 G4int nz = (pmax.z() - pmin.z())*invz + 1.5;
3140 // create structures for voxels and node indices
3141 std::vector<char> voxels(nx*ny*nz, 0);
3142 std::vector<G4int> indices((nx+1)*(ny+1)*(nz+1), 0);
3143 // mark voxels listed in positions
3144 G4int kx = ny*nz, ky = nz;
3145 for (const auto& p: positions)
3146 {
3147 G4int ix = (p.x() - pmin.x())*invx + 0.5;
3148 G4int iy = (p.y() - pmin.y())*invy + 0.5;
3149 G4int iz = (p.z() - pmin.z())*invz + 0.5;
3150 G4int i = ix*kx + iy*ky + iz;
3151 voxels[i] = 1;
3152 }
3153 // count number of vertices and facets
3154 // set indices
3155 G4int kvx = (ny + 1)*(nz + 1), kvy = nz + 1;
3156 G4int nver = 0, nfac = 0;
3157 for (const auto& p: positions)
3158 {
3159 G4int ix = (p.x() - pmin.x())*invx + 0.5;
3160 G4int iy = (p.y() - pmin.y())*invy + 0.5;
3161 G4int iz = (p.z() - pmin.z())*invz + 0.5;
3162 //
3163 // 011 111
3164 // +---–---+
3165 // | 001 | 101
3166 // | +---–---+
3167 // | | | |
3168 // +---|---+ |
3169 // 010 | 110 |
3170 // +-------+
3171 // 000 100
3172 //
3173 G4int vcheck = 0;
3174 // check (ix - 1) side
3175 vcheck = (ix == 0) ? 0 : voxels[(ix-1)*kx + iy*ky + iz];
3176 if (vcheck == 0)
3177 {
3178 nfac++;
3179 G4int i1 = (ix+0)*kvx + (iy+0)*kvy + (iz+0); // 000
3180 G4int i2 = (ix+0)*kvx + (iy+0)*kvy + (iz+1); // 001
3181 G4int i3 = (ix+0)*kvx + (iy+1)*kvy + (iz+1); // 011
3182 G4int i4 = (ix+0)*kvx + (iy+1)*kvy + (iz+0); // 010
3183 if (indices[i1] == 0) indices[i1] = ++nver;
3184 if (indices[i2] == 0) indices[i2] = ++nver;
3185 if (indices[i3] == 0) indices[i3] = ++nver;
3186 if (indices[i4] == 0) indices[i4] = ++nver;
3187 }
3188 // check (ix + 1) side
3189 vcheck = (ix == nx - 1) ? 0 : voxels[(ix+1)*kx + iy*ky + iz];
3190 if (vcheck == 0)
3191 {
3192 nfac++;
3193 G4int i1 = (ix+1)*kvx + (iy+1)*kvy + (iz+0); // 110
3194 G4int i2 = (ix+1)*kvx + (iy+1)*kvy + (iz+1); // 111
3195 G4int i3 = (ix+1)*kvx + (iy+0)*kvy + (iz+1); // 101
3196 G4int i4 = (ix+1)*kvx + (iy+0)*kvy + (iz+0); // 100
3197 if (indices[i1] == 0) indices[i1] = ++nver;
3198 if (indices[i2] == 0) indices[i2] = ++nver;
3199 if (indices[i3] == 0) indices[i3] = ++nver;
3200 if (indices[i4] == 0) indices[i4] = ++nver;
3201 }
3202 // check (iy - 1) side
3203 vcheck = (iy == 0) ? 0 : voxels[ix*kx + (iy-1)*ky + iz];
3204 if (vcheck == 0)
3205 {
3206 nfac++;
3207 G4int i1 = (ix+0)*kvx + (iy+0)*kvy + (iz+0); // 000
3208 G4int i2 = (ix+1)*kvx + (iy+0)*kvy + (iz+0); // 100
3209 G4int i3 = (ix+1)*kvx + (iy+0)*kvy + (iz+1); // 101
3210 G4int i4 = (ix+0)*kvx + (iy+0)*kvy + (iz+1); // 001
3211 if (indices[i1] == 0) indices[i1] = ++nver;
3212 if (indices[i2] == 0) indices[i2] = ++nver;
3213 if (indices[i3] == 0) indices[i3] = ++nver;
3214 if (indices[i4] == 0) indices[i4] = ++nver;
3215 }
3216 // check (iy + 1) side
3217 vcheck = (iy == ny - 1) ? 0 : voxels[ix*kx + (iy+1)*ky + iz];
3218 if (vcheck == 0)
3219 {
3220 nfac++;
3221 G4int i1 = (ix+0)*kvx + (iy+1)*kvy + (iz+0); // 010
3222 G4int i2 = (ix+0)*kvx + (iy+1)*kvy + (iz+1); // 011
3223 G4int i3 = (ix+1)*kvx + (iy+1)*kvy + (iz+1); // 111
3224 G4int i4 = (ix+1)*kvx + (iy+1)*kvy + (iz+0); // 110
3225 if (indices[i1] == 0) indices[i1] = ++nver;
3226 if (indices[i2] == 0) indices[i2] = ++nver;
3227 if (indices[i3] == 0) indices[i3] = ++nver;
3228 if (indices[i4] == 0) indices[i4] = ++nver;
3229 }
3230 // check (iz - 1) side
3231 vcheck = (iz == 0) ? 0 : voxels[ix*kx + iy*ky + (iz-1)];
3232 if (vcheck == 0)
3233 {
3234 nfac++;
3235 G4int i1 = (ix+0)*kvx + (iy+0)*kvy + (iz+0); // 000
3236 G4int i2 = (ix+0)*kvx + (iy+1)*kvy + (iz+0); // 010
3237 G4int i3 = (ix+1)*kvx + (iy+1)*kvy + (iz+0); // 110
3238 G4int i4 = (ix+1)*kvx + (iy+0)*kvy + (iz+0); // 100
3239 if (indices[i1] == 0) indices[i1] = ++nver;
3240 if (indices[i2] == 0) indices[i2] = ++nver;
3241 if (indices[i3] == 0) indices[i3] = ++nver;
3242 if (indices[i4] == 0) indices[i4] = ++nver;
3243 }
3244 // check (iz + 1) side
3245 vcheck = (iz == nz - 1) ? 0 : voxels[ix*kx + iy*ky + (iz+1)];
3246 if (vcheck == 0)
3247 {
3248 nfac++;
3249 G4int i1 = (ix+0)*kvx + (iy+0)*kvy + (iz+1); // 001
3250 G4int i2 = (ix+1)*kvx + (iy+0)*kvy + (iz+1); // 101
3251 G4int i3 = (ix+1)*kvx + (iy+1)*kvy + (iz+1); // 111
3252 G4int i4 = (ix+0)*kvx + (iy+1)*kvy + (iz+1); // 011
3253 if (indices[i1] == 0) indices[i1] = ++nver;
3254 if (indices[i2] == 0) indices[i2] = ++nver;
3255 if (indices[i3] == 0) indices[i3] = ++nver;
3256 if (indices[i4] == 0) indices[i4] = ++nver;
3257 }
3258 }
3259 // Construct polyhedron
3260 AllocateMemory(nver, nfac);
3261 G4ThreeVector p0(pmin.x() - 0.5*sizeX, pmin.y() - 0.5*sizeY, pmin.z() - 0.5*sizeZ);
3262 for (G4int ix = 0; ix <= nx; ++ix)
3263 {
3264 for (G4int iy = 0; iy <= ny; ++iy)
3265 {
3266 for (G4int iz = 0; iz <= nz; ++iz)
3267 {
3268 G4int i = ix*kvx + iy*kvy + iz;
3269 if (indices[i] == 0) continue;
3270 SetVertex(indices[i], p0 + G4ThreeVector(ix*sizeX, iy*sizeY, iz*sizeZ));
3271 }
3272 }
3273 }
3274 nfac = 0;
3275 for (const auto& p: positions)
3276 {
3277 G4int ix = (p.x() - pmin.x())*invx + 0.5;
3278 G4int iy = (p.y() - pmin.y())*invy + 0.5;
3279 G4int iz = (p.z() - pmin.z())*invz + 0.5;
3280 G4int vcheck = 0;
3281 // check (ix - 1) side
3282 vcheck = (ix == 0) ? 0 : voxels[(ix-1)*kx + iy*ky + iz];
3283 if (vcheck == 0)
3284 {
3285 G4int i1 = (ix+0)*kvx + (iy+0)*kvy + (iz+0); // 000
3286 G4int i2 = (ix+0)*kvx + (iy+0)*kvy + (iz+1); // 001
3287 G4int i3 = (ix+0)*kvx + (iy+1)*kvy + (iz+1); // 011
3288 G4int i4 = (ix+0)*kvx + (iy+1)*kvy + (iz+0); // 010
3289 SetFacet(++nfac, indices[i1], indices[i2], indices[i3], indices[i4]);
3290 }
3291 // check (ix + 1) side
3292 vcheck = (ix == nx - 1) ? 0 : voxels[(ix+1)*kx + iy*ky + iz];
3293 if (vcheck == 0)
3294 {
3295 G4int i1 = (ix+1)*kvx + (iy+1)*kvy + (iz+0); // 110
3296 G4int i2 = (ix+1)*kvx + (iy+1)*kvy + (iz+1); // 111
3297 G4int i3 = (ix+1)*kvx + (iy+0)*kvy + (iz+1); // 101
3298 G4int i4 = (ix+1)*kvx + (iy+0)*kvy + (iz+0); // 100
3299 SetFacet(++nfac, indices[i1], indices[i2], indices[i3], indices[i4]);
3300
3301 }
3302 // check (iy - 1) side
3303 vcheck = (iy == 0) ? 0 : voxels[ix*kx + (iy-1)*ky + iz];
3304 if (vcheck == 0)
3305 {
3306 G4int i1 = (ix+0)*kvx + (iy+0)*kvy + (iz+0); // 000
3307 G4int i2 = (ix+1)*kvx + (iy+0)*kvy + (iz+0); // 100
3308 G4int i3 = (ix+1)*kvx + (iy+0)*kvy + (iz+1); // 101
3309 G4int i4 = (ix+0)*kvx + (iy+0)*kvy + (iz+1); // 001
3310 SetFacet(++nfac, indices[i1], indices[i2], indices[i3], indices[i4]);
3311 }
3312 // check (iy + 1) side
3313 vcheck = (iy == ny - 1) ? 0 : voxels[ix*kx + (iy+1)*ky + iz];
3314 if (vcheck == 0)
3315 {
3316 G4int i1 = (ix+0)*kvx + (iy+1)*kvy + (iz+0); // 010
3317 G4int i2 = (ix+0)*kvx + (iy+1)*kvy + (iz+1); // 011
3318 G4int i3 = (ix+1)*kvx + (iy+1)*kvy + (iz+1); // 111
3319 G4int i4 = (ix+1)*kvx + (iy+1)*kvy + (iz+0); // 110
3320 SetFacet(++nfac, indices[i1], indices[i2], indices[i3], indices[i4]);
3321 }
3322 // check (iz - 1) side
3323 vcheck = (iz == 0) ? 0 : voxels[ix*kx + iy*ky + (iz-1)];
3324 if (vcheck == 0)
3325 {
3326 G4int i1 = (ix+0)*kvx + (iy+0)*kvy + (iz+0); // 000
3327 G4int i2 = (ix+0)*kvx + (iy+1)*kvy + (iz+0); // 010
3328 G4int i3 = (ix+1)*kvx + (iy+1)*kvy + (iz+0); // 110
3329 G4int i4 = (ix+1)*kvx + (iy+0)*kvy + (iz+0); // 100
3330 SetFacet(++nfac, indices[i1], indices[i2], indices[i3], indices[i4]);
3331 }
3332 // check (iz + 1) side
3333 vcheck = (iz == nz - 1) ? 0 : voxels[ix*kx + iy*ky + (iz+1)];
3334 if (vcheck == 0)
3335 {
3336 G4int i1 = (ix+0)*kvx + (iy+0)*kvy + (iz+1); // 001
3337 G4int i2 = (ix+1)*kvx + (iy+0)*kvy + (iz+1); // 101
3338 G4int i3 = (ix+1)*kvx + (iy+1)*kvy + (iz+1); // 111
3339 G4int i4 = (ix+0)*kvx + (iy+1)*kvy + (iz+1); // 011
3340 SetFacet(++nfac, indices[i1], indices[i2], indices[i3], indices[i4]);
3341 }
3342 }
3343 SetReferences();
3344}
3345
3346HepPolyhedronBoxMesh::~HepPolyhedronBoxMesh() = default;
3347
3348G4ThreadLocal
3349G4int HepPolyhedron::fNumberOfRotationSteps = DEFAULT_NUMBER_OF_STEPS;
3350/***********************************************************************
3351 * *
3352 * Name: HepPolyhedron::fNumberOfRotationSteps Date: 24.06.97 *
3353 * Author: J.Allison (Manchester University) Revised: *
3354 * *
3355 * Function: Number of steps for whole circle *
3356 * *
3357 ***********************************************************************/
3358
3359#include "BooleanProcessor.src"
3360
3361HepPolyhedron HepPolyhedron::add(const HepPolyhedron & p) const
3362/***********************************************************************
3363 * *
3364 * Name: HepPolyhedron::add Date: 19.03.00 *
3365 * Author: E.Chernyaev Revised: *
3366 * *
3367 * Function: Boolean "union" of two polyhedra *
3368 * *
3369 ***********************************************************************/
3370{
3371 G4int ierr;
3372 BooleanProcessor processor;
3373 return processor.execute(OP_UNION, *this, p,ierr);
3374}
3375
3376HepPolyhedron HepPolyhedron::intersect(const HepPolyhedron & p) const
3377/***********************************************************************
3378 * *
3379 * Name: HepPolyhedron::intersect Date: 19.03.00 *
3380 * Author: E.Chernyaev Revised: *
3381 * *
3382 * Function: Boolean "intersection" of two polyhedra *
3383 * *
3384 ***********************************************************************/
3385{
3386 G4int ierr;
3387 BooleanProcessor processor;
3388 return processor.execute(OP_INTERSECTION, *this, p,ierr);
3389}
3390
3391HepPolyhedron HepPolyhedron::subtract(const HepPolyhedron & p) const
3392/***********************************************************************
3393 * *
3394 * Name: HepPolyhedron::add Date: 19.03.00 *
3395 * Author: E.Chernyaev Revised: *
3396 * *
3397 * Function: Boolean "subtraction" of "p" from "this" *
3398 * *
3399 ***********************************************************************/
3400{
3401 G4int ierr;
3402 BooleanProcessor processor;
3403 return processor.execute(OP_SUBTRACTION, *this, p,ierr);
3404}
3405
3406//NOTE : include the code of HepPolyhedronProcessor here
3407// since there is no BooleanProcessor.h
3408
3409#undef INTERSECTION
3410
3411#include "HepPolyhedronProcessor.src"
kCarTolerance
const G4double kCarTolerance
Definition G4BoundingEnvelope.cc:38
B
G4double B(G4double temperature)
Definition G4DNAElectronHoleRecombination.cc:71
FatalException
@ FatalException
Definition G4ExceptionSeverity.hh:67
G4Exception
void G4Exception(const char *originOfException, const char *exceptionCode, G4ExceptionSeverity severity, const char *description)
Definition G4Exception.cc:59
G4Normal3D
HepGeom::Normal3D< G4double > G4Normal3D
Definition G4Normal3D.hh:34
G4Point3D
HepGeom::Point3D< G4double > G4Point3D
Definition G4Point3D.hh:34
G4ThreeVector
CLHEP::Hep3Vector G4ThreeVector
Definition G4ThreeVector.hh:36
G4double
double G4double
Definition G4Types.hh:83
G4bool
bool G4bool
Definition G4Types.hh:86
G4int
int G4int
Definition G4Types.hh:85
G4Vector3D
HepGeom::Vector3D< G4double > G4Vector3D
Definition G4Vector3D.hh:34
A
const G4double A[17]
Definition G4WaterStopping.cc:53
operator<<
std::ostream & operator<<(std::ostream &ostr, const G4Facet &facet)
Definition HepPolyhedron.cc:98
spatialTolerance
const G4double spatialTolerance
Definition HepPolyhedron.cc:88
DEFAULT_NUMBER_OF_STEPS
#define DEFAULT_NUMBER_OF_STEPS
Definition HepPolyhedron.h:213
CLHEP::Hep3Vector::z
double z() const
CLHEP::Hep3Vector::x
double x() const
CLHEP::Hep3Vector::setY
void setY(double)
CLHEP::Hep3Vector::y
double y() const
CLHEP::Hep3Vector::cross
Hep3Vector cross(const Hep3Vector &) const
CLHEP::Hep3Vector::dot
double dot(const Hep3Vector &) const
CLHEP::Hep3Vector::setZ
void setZ(double)
CLHEP::Hep3Vector::setX
void setX(double)
HepGeom::BasicVector3D::cross
BasicVector3D< T > cross(const BasicVector3D< T > &v) const
Definition BasicVector3D.h:281
HepGeom::BasicVector3D::unit
BasicVector3D< T > unit() const
Definition BasicVector3D.h:310
HepGeom::BasicVector3D::set
void set(T x1, T y1, T z1)
Definition BasicVector3D.h:167
HepGeom::BasicVector3D::dot
T dot(const BasicVector3D< T > &v) const
Definition BasicVector3D.h:275
HepPolyhedronBoxMesh::~HepPolyhedronBoxMesh
~HepPolyhedronBoxMesh() override
HepPolyhedronBoxMesh::HepPolyhedronBoxMesh
HepPolyhedronBoxMesh(G4double sizeX, G4double sizeY, G4double sizeZ, const std::vector< G4ThreeVector > &positions)
Definition HepPolyhedron.cc:3103
HepPolyhedronBox::HepPolyhedronBox
HepPolyhedronBox(G4double Dx, G4double Dy, G4double Dz)
Definition HepPolyhedron.cc:1991
HepPolyhedronBox::~HepPolyhedronBox
~HepPolyhedronBox() override
HepPolyhedronCone::~HepPolyhedronCone
~HepPolyhedronCone() override
HepPolyhedronCone::HepPolyhedronCone
HepPolyhedronCone(G4double Rmn1, G4double Rmx1, G4double Rmn2, G4double Rmx2, G4double Dz)
Definition HepPolyhedron.cc:2320
HepPolyhedronCons::~HepPolyhedronCons
~HepPolyhedronCons() override
HepPolyhedronCons::HepPolyhedronCons
HepPolyhedronCons(G4double Rmn1, G4double Rmx1, G4double Rmn2, G4double Rmx2, G4double Dz, G4double Phi1, G4double Dphi)
Definition HepPolyhedron.cc:2242
HepPolyhedronEllipsoid::~HepPolyhedronEllipsoid
~HepPolyhedronEllipsoid() override
HepPolyhedronEllipsoid::HepPolyhedronEllipsoid
HepPolyhedronEllipsoid(G4double dx, G4double dy, G4double dz, G4double zcut1, G4double zcut2)
Definition HepPolyhedron.cc:2707
HepPolyhedronEllipticalCone::HepPolyhedronEllipticalCone
HepPolyhedronEllipticalCone(G4double dx, G4double dy, G4double z, G4double zcut1)
Definition HepPolyhedron.cc:2794
HepPolyhedronEllipticalCone::~HepPolyhedronEllipticalCone
~HepPolyhedronEllipticalCone() override
HepPolyhedronHype::HepPolyhedronHype
HepPolyhedronHype(G4double r1, G4double r2, G4double tan1, G4double tan2, G4double halfZ)
Definition HepPolyhedron.cc:2162
HepPolyhedronHype::~HepPolyhedronHype
~HepPolyhedronHype() override
HepPolyhedronHyperbolicMirror::~HepPolyhedronHyperbolicMirror
~HepPolyhedronHyperbolicMirror() override
HepPolyhedronHyperbolicMirror::HepPolyhedronHyperbolicMirror
HepPolyhedronHyperbolicMirror(G4double a, G4double h, G4double r)
Definition HepPolyhedron.cc:2858
HepPolyhedronPara::~HepPolyhedronPara
~HepPolyhedronPara() override
HepPolyhedronPara::HepPolyhedronPara
HepPolyhedronPara(G4double Dx, G4double Dy, G4double Dz, G4double Alpha, G4double Theta, G4double Phi)
Definition HepPolyhedron.cc:2051
HepPolyhedronParaboloid::~HepPolyhedronParaboloid
~HepPolyhedronParaboloid() override
HepPolyhedronParaboloid::HepPolyhedronParaboloid
HepPolyhedronParaboloid(G4double r1, G4double r2, G4double dz, G4double Phi1, G4double Dphi)
Definition HepPolyhedron.cc:2058
HepPolyhedronPcon::~HepPolyhedronPcon
~HepPolyhedronPcon() override
HepPolyhedronPcon::HepPolyhedronPcon
HepPolyhedronPcon(G4double phi, G4double dphi, G4int nz, const G4double *z, const G4double *rmin, const G4double *rmax)
Definition HepPolyhedron.cc:2483
HepPolyhedronPgon::~HepPolyhedronPgon
~HepPolyhedronPgon() override
HepPolyhedronPgon::HepPolyhedronPgon
HepPolyhedronPgon(G4double phi, G4double dphi, G4int npdv, G4int nz, const G4double *z, const G4double *rmin, const G4double *rmax)
Definition HepPolyhedron.cc:2340
HepPolyhedronSphere::~HepPolyhedronSphere
~HepPolyhedronSphere() override
HepPolyhedronSphere::HepPolyhedronSphere
HepPolyhedronSphere(G4double rmin, G4double rmax, G4double phi, G4double dphi, G4double the, G4double dthe)
Definition HepPolyhedron.cc:2495
HepPolyhedronTetMesh::~HepPolyhedronTetMesh
~HepPolyhedronTetMesh() override
HepPolyhedronTetMesh::HepPolyhedronTetMesh
HepPolyhedronTetMesh(const std::vector< G4ThreeVector > &tetrahedra)
Definition HepPolyhedron.cc:2921
HepPolyhedronTet::HepPolyhedronTet
HepPolyhedronTet(const G4double p0[3], const G4double p1[3], const G4double p2[3], const G4double p3[3])
Definition HepPolyhedron.cc:2667
HepPolyhedronTet::~HepPolyhedronTet
~HepPolyhedronTet() override
HepPolyhedronTorus::HepPolyhedronTorus
HepPolyhedronTorus(G4double rmin, G4double rmax, G4double rtor, G4double phi, G4double dphi)
Definition HepPolyhedron.cc:2592
HepPolyhedronTorus::~HepPolyhedronTorus
~HepPolyhedronTorus() override
HepPolyhedronTrap::~HepPolyhedronTrap
~HepPolyhedronTrap() override
HepPolyhedronTrap::HepPolyhedronTrap
HepPolyhedronTrap(G4double Dz, G4double Theta, G4double Phi, G4double Dy1, G4double Dx1, G4double Dx2, G4double Alp1, G4double Dy2, G4double Dx3, G4double Dx4, G4double Alp2)
Definition HepPolyhedron.cc:1996
HepPolyhedronTrd1::HepPolyhedronTrd1
HepPolyhedronTrd1(G4double Dx1, G4double Dx2, G4double Dy, G4double Dz)
Definition HepPolyhedron.cc:1985
HepPolyhedronTrd1::~HepPolyhedronTrd1
~HepPolyhedronTrd1() override
HepPolyhedronTrd2::HepPolyhedronTrd2
HepPolyhedronTrd2(G4double Dx1, G4double Dx2, G4double Dy1, G4double Dy2, G4double Dz)
Definition HepPolyhedron.cc:1951
HepPolyhedronTrd2::~HepPolyhedronTrd2
~HepPolyhedronTrd2() override
HepPolyhedronTube::~HepPolyhedronTube
~HepPolyhedronTube() override
HepPolyhedronTube::HepPolyhedronTube
HepPolyhedronTube(G4double Rmin, G4double Rmax, G4double Dz)
Definition HepPolyhedron.cc:2334
HepPolyhedronTubs::HepPolyhedronTubs
HepPolyhedronTubs(G4double Rmin, G4double Rmax, G4double Dz, G4double Phi1, G4double Dphi)
Definition HepPolyhedron.cc:2327
HepPolyhedronTubs::~HepPolyhedronTubs
~HepPolyhedronTubs() override
HepPolyhedron::SetNumberOfRotationSteps
static void SetNumberOfRotationSteps(G4int n)
Definition HepPolyhedron.cc:339
HepPolyhedron::RotateAroundZ
void RotateAroundZ(G4int nstep, G4double phi, G4double dphi, G4int np1, G4int np2, const G4double *z, G4double *r, G4int nodeVis, G4int edgeVis)
Definition HepPolyhedron.cc:553
HepPolyhedron::GetNextEdgeIndices
G4bool GetNextEdgeIndices(G4int &i1, G4int &i2, G4int &edgeFlag, G4int &iface1, G4int &iface2) const
Definition HepPolyhedron.cc:1500
HepPolyhedron::GetUnitNormal
G4Normal3D GetUnitNormal(G4int iFace) const
Definition HepPolyhedron.cc:1721
HepPolyhedron::createTwistedTrap
G4int createTwistedTrap(G4double Dz, const G4double xy1[][2], const G4double xy2[][2])
Definition HepPolyhedron.cc:1833
HepPolyhedron::pV
G4Point3D * pV
Definition HepPolyhedron.h:237
HepPolyhedron::GetNextNormal
G4bool GetNextNormal(G4Normal3D &normal) const
Definition HepPolyhedron.cc:1746
HepPolyhedron::operator=
HepPolyhedron & operator=(const HepPolyhedron &from)
Definition HepPolyhedron.cc:168
HepPolyhedron::FindNodeNormal
G4Normal3D FindNodeNormal(G4int iFace, G4int iNode) const
Definition HepPolyhedron.cc:242
HepPolyhedron::GetNumberOfRotationSteps
static G4int GetNumberOfRotationSteps()
Definition HepPolyhedron.cc:269
HepPolyhedron::GetNormal
G4Normal3D GetNormal(G4int iFace) const
Definition HepPolyhedron.cc:1696
HepPolyhedron::vertexUnweightedMean
G4Point3D vertexUnweightedMean() const
Definition HepPolyhedron.cc:1932
HepPolyhedron::FindNeighbour
G4int FindNeighbour(G4int iFace, G4int iNode, G4int iOrder) const
Definition HepPolyhedron.cc:214
HepPolyhedron::TriangulatePolygon
G4bool TriangulatePolygon(const std::vector< G4TwoVector > &polygon, std::vector< G4int > &result)
Definition HepPolyhedron.cc:985
HepPolyhedron::SetVertex
void SetVertex(G4int index, const G4Point3D &v)
Definition HepPolyhedron.cc:282
HepPolyhedron::RotateContourAroundZ
void RotateContourAroundZ(G4int nstep, G4double phi, G4double dphi, const std::vector< G4TwoVector > &rz, G4int nodeVis, G4int edgeVis)
Definition HepPolyhedron.cc:828
HepPolyhedron::SetFacet
void SetFacet(G4int index, G4int iv1, G4int iv2, G4int iv3, G4int iv4=0)
Definition HepPolyhedron.cc:305
HepPolyhedron::GetVertex
G4Point3D GetVertex(G4int index) const
Definition HepPolyhedron.cc:1431
HepPolyhedron::GetSurfaceArea
G4double GetSurfaceArea() const
Definition HepPolyhedron.cc:1782
HepPolyhedron::subtract
HepPolyhedron subtract(const HepPolyhedron &p) const
Definition HepPolyhedron.cc:3391
HepPolyhedron::GetNextVertex
G4bool GetNextVertex(G4Point3D &vertex, G4int &edgeFlag) const
Definition HepPolyhedron.cc:1451
HepPolyhedron::GetFacet
void GetFacet(G4int iFace, G4int &n, G4int *iNodes, G4int *edgeFlags=nullptr, G4int *iFaces=nullptr) const
Definition HepPolyhedron.cc:1610
HepPolyhedron::GetVolume
G4double GetVolume() const
Definition HepPolyhedron.cc:1804
HepPolyhedron::intersect
HepPolyhedron intersect(const HepPolyhedron &p) const
Definition HepPolyhedron.cc:3376
HepPolyhedron::Transform
HepPolyhedron & Transform(const G4Transform3D &t)
Definition HepPolyhedron.cc:1379
HepPolyhedron::createPolyhedron
G4int createPolyhedron(G4int Nnodes, G4int Nfaces, const G4double xyz[][3], const G4int faces[][4])
Definition HepPolyhedron.cc:1902
HepPolyhedron::AllocateMemory
void AllocateMemory(G4int Nvert, G4int Nface)
Definition HepPolyhedron.cc:374
HepPolyhedron::GetNextUnitNormal
G4bool GetNextUnitNormal(G4Normal3D &normal) const
Definition HepPolyhedron.cc:1766
HepPolyhedron::ResetNumberOfRotationSteps
static void ResetNumberOfRotationSteps()
Definition HepPolyhedron.cc:361
HepPolyhedron::CheckSnip
G4bool CheckSnip(const std::vector< G4TwoVector > &contour, G4int a, G4int b, G4int c, G4int n, const G4int *V)
Definition HepPolyhedron.cc:1063
HepPolyhedron::RotateEdge
void RotateEdge(G4int k1, G4int k2, G4double r1, G4double r2, G4int v1, G4int v2, G4int vEdge, G4bool ifWholeCircle, G4int ns, G4int &kface)
Definition HepPolyhedron.cc:420
HepPolyhedron::fNumberOfRotationSteps
static G4ThreadLocal G4int fNumberOfRotationSteps
Definition HepPolyhedron.h:235
HepPolyhedron::GetNextVertexIndex
G4bool GetNextVertexIndex(G4int &index, G4int &edgeFlag) const
Definition HepPolyhedron.cc:1404
HepPolyhedron::GetNextFacet
G4bool GetNextFacet(G4int &n, G4Point3D *nodes, G4int *edgeFlags=nullptr, G4Normal3D *normals=nullptr) const
Definition HepPolyhedron.cc:1666
HepPolyhedron::JoinCoplanarFacets
void JoinCoplanarFacets(G4double tolerance)
Definition HepPolyhedron.cc:1264
HepPolyhedron::add
HepPolyhedron add(const HepPolyhedron &p) const
Definition HepPolyhedron.cc:3361
HepPolyhedron::GetNextEdge
G4bool GetNextEdge(G4Point3D &p1, G4Point3D &p2, G4int &edgeFlag) const
Definition HepPolyhedron.cc:1569
HepPolyhedron::SetSideFacets
void SetSideFacets(G4int ii[4], G4int vv[4], G4int *kk, G4double *r, G4double dphi, G4int ns, G4int &kface)
Definition HepPolyhedron.cc:482
DBL_MAX
#define DBL_MAX
Definition templates.hh:62
G4ThreadLocal
#define G4ThreadLocal
Definition tls.hh:77