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>> 25 //
>> 26 //
>> 27 // $Id:$
>> 28 //
25 // 29 //
26 // Implementation of G4UExtrudedSolid wrapper 30 // Implementation of G4UExtrudedSolid wrapper class
27 // <<
28 // 17.11.17 G.Cosmo, CERN <<
29 // ------------------------------------------- 31 // --------------------------------------------------------------------
30 32
31 #include "G4ExtrudedSolid.hh" 33 #include "G4ExtrudedSolid.hh"
>> 34 #if 0
32 #include "G4UExtrudedSolid.hh" 35 #include "G4UExtrudedSolid.hh"
33 36
34 #if ( defined(G4GEOM_USE_USOLIDS) || defined(G 37 #if ( defined(G4GEOM_USE_USOLIDS) || defined(G4GEOM_USE_PARTIAL_USOLIDS) )
35 38
36 #include "G4GeomTools.hh" 39 #include "G4GeomTools.hh"
37 #include "G4AffineTransform.hh" 40 #include "G4AffineTransform.hh"
38 #include "G4BoundingEnvelope.hh" 41 #include "G4BoundingEnvelope.hh"
39 42
>> 43 #include "G4PolyhedronArbitrary.hh"
>> 44
40 ////////////////////////////////////////////// 45 ////////////////////////////////////////////////////////////////////////
41 // 46 //
42 // Constructors 47 // Constructors
43 // 48 //
44 G4UExtrudedSolid::G4UExtrudedSolid(const G4Str 49 G4UExtrudedSolid::G4UExtrudedSolid(const G4String& name,
45 const std:: << 50 std::vector<G4TwoVector> polygon,
46 const std:: << 51 std::vector<ZSection> zsections)
47 : Base_t(name) // General constructor << 52 : G4USolid(name, new UExtrudedSolid())
48 { 53 {
49 unsigned int nVertices = polygon.size(); << 54 GetShape()->SetName(name);
50 unsigned int nSections = zsections.size(); << 55 std::vector<UVector2> pvec;
51 << 56 for (unsigned int i=0; i<polygon.size(); ++i)
52 auto vertices = new vecgeom::XtruVertex2[nVe <<
53 auto sections = new vecgeom::XtruSection[nSe <<
54 <<
55 for (unsigned int i = 0; i < nVertices; ++i) <<
56 { 57 {
57 vertices[i].x = polygon[i].x(); << 58 pvec.push_back(UVector2(polygon[i].x(), polygon[i].y()));
58 vertices[i].y = polygon[i].y(); <<
59 } 59 }
60 for (unsigned int i = 0; i < nSections; ++i) << 60 std::vector<UExtrudedSolid::ZSection> svec;
>> 61 for (unsigned int i=0; i<zsections.size(); ++i)
61 { 62 {
62 sections[i].fOrigin.Set(zsections[i].fOffs << 63 ZSection sec = zsections[i];
63 zsections[i].fOffs << 64 svec.push_back(UExtrudedSolid::ZSection(sec.fZ,
64 zsections[i].fZ); << 65 UVector2(sec.fOffset.x(), sec.fOffset.y()), sec.fScale));
65 sections[i].fScale = zsections[i].fScale; <<
66 } 66 }
67 Base_t::Initialize(nVertices, vertices, nSec << 67 GetShape()->Initialise(pvec, svec);
68 delete[] vertices; <<
69 delete[] sections; <<
70 } 68 }
71 69
72 70
73 G4UExtrudedSolid::G4UExtrudedSolid(const G4Str 71 G4UExtrudedSolid::G4UExtrudedSolid(const G4String& name,
74 const std:: << 72 std::vector<G4TwoVector> polygon,
75 G4double 73 G4double halfZ,
76 const G4Two << 74 G4TwoVector off1, G4double scale1,
77 const G4Two << 75 G4TwoVector off2, G4double scale2)
78 : Base_t(name) // Special constructor for 2 << 76 : G4USolid(name, new UExtrudedSolid())
79 { << 77 {
80 unsigned int nVertices = polygon.size(); << 78 GetShape()->SetName(name);
81 unsigned int nSections = 2; << 79 std::vector<UVector2> pvec;
82 << 80 for (unsigned int i=0; i<polygon.size(); ++i)
83 auto vertices = new vecgeom::XtruVertex2[nVe << 81 {
84 auto sections = new vecgeom::XtruSection[nSe << 82 pvec.push_back(UVector2(polygon[i].x(), polygon[i].y()));
85 << 83 }
86 for (unsigned int i = 0; i < nVertices; ++i) << 84 GetShape()->Initialise(pvec, halfZ, UVector2(off1.x(), off1.y()), scale1,
87 { << 85 UVector2(off2.x(), off2.y()), scale2);
88 vertices[i].x = polygon[i].x(); <<
89 vertices[i].y = polygon[i].y(); <<
90 } <<
91 sections[0].fOrigin.Set(off1.x(), off1.y(), <<
92 sections[0].fScale = scale1; <<
93 sections[1].fOrigin.Set(off2.x(), off2.y(), <<
94 sections[1].fScale = scale2; <<
95 Base_t::Initialize(nVertices, vertices, nSec <<
96 delete[] vertices; <<
97 delete[] sections; <<
98 } 86 }
99 87
100 ////////////////////////////////////////////// 88 ////////////////////////////////////////////////////////////////////////
101 // 89 //
102 // Fake default constructor - sets only member 90 // Fake default constructor - sets only member data and allocates memory
103 // for usage restri 91 // for usage restricted to object persistency.
104 // 92 //
105 G4UExtrudedSolid::G4UExtrudedSolid(__void__& a 93 G4UExtrudedSolid::G4UExtrudedSolid(__void__& a)
106 : Base_t(a) << 94 : G4USolid(a)
107 { 95 {
108 } 96 }
109 97
110 98
111 ////////////////////////////////////////////// 99 //////////////////////////////////////////////////////////////////////////
112 // 100 //
113 // Destructor 101 // Destructor
114 // 102 //
115 G4UExtrudedSolid::~G4UExtrudedSolid() = defaul << 103 G4UExtrudedSolid::~G4UExtrudedSolid()
>> 104 {
>> 105 }
116 106
117 107
118 ////////////////////////////////////////////// 108 //////////////////////////////////////////////////////////////////////////
119 // 109 //
120 // Copy constructor 110 // Copy constructor
121 // 111 //
122 G4UExtrudedSolid::G4UExtrudedSolid(const G4UEx 112 G4UExtrudedSolid::G4UExtrudedSolid(const G4UExtrudedSolid &source)
123 : Base_t(source) << 113 : G4USolid(source)
124 { 114 {
125 } 115 }
126 116
127 117
128 ////////////////////////////////////////////// 118 //////////////////////////////////////////////////////////////////////////
129 // 119 //
130 // Assignment operator 120 // Assignment operator
131 // 121 //
132 G4UExtrudedSolid& 122 G4UExtrudedSolid&
133 G4UExtrudedSolid::operator=(const G4UExtrudedS 123 G4UExtrudedSolid::operator=(const G4UExtrudedSolid &source)
134 { 124 {
135 if (this == &source) return *this; 125 if (this == &source) return *this;
136 126
137 Base_t::operator=( source ); << 127 G4USolid::operator=( source );
138 128
139 return *this; 129 return *this;
140 } 130 }
141 131
142 132
143 ////////////////////////////////////////////// 133 //////////////////////////////////////////////////////////////////////////
144 // 134 //
145 // Accessors 135 // Accessors
146 136
147 G4int G4UExtrudedSolid::GetNofVertices() const 137 G4int G4UExtrudedSolid::GetNofVertices() const
148 { 138 {
149 return Base_t::GetNVertices(); << 139 return GetShape()->GetNofVertices();
150 } 140 }
151 <<
152 G4TwoVector G4UExtrudedSolid::GetVertex(G4int 141 G4TwoVector G4UExtrudedSolid::GetVertex(G4int i) const
153 { 142 {
154 G4double xx, yy; << 143 UVector2 v = GetShape()->GetVertex(i);
155 Base_t::GetVertex(i, xx, yy); << 144 return G4TwoVector(v.x, v.y);
156 return { xx, yy }; <<
157 } 145 }
158 <<
159 std::vector<G4TwoVector> G4UExtrudedSolid::Get 146 std::vector<G4TwoVector> G4UExtrudedSolid::GetPolygon() const
160 { 147 {
161 std::vector<G4TwoVector> pol; << 148 std::vector<UVector2> pol = GetShape()->GetPolygon();
162 for (unsigned int i = 0; i < Base_t::GetNVer << 149 std::vector<G4TwoVector> v;
>> 150 for (unsigned int i=0; i<pol.size(); ++i)
163 { 151 {
164 pol.push_back(GetVertex(i)); << 152 v.push_back(G4TwoVector(pol[i].x, pol[i].y));
165 } 153 }
166 return pol; << 154 return v;
167 } 155 }
168 <<
169 G4int G4UExtrudedSolid::GetNofZSections() cons 156 G4int G4UExtrudedSolid::GetNofZSections() const
170 { 157 {
171 return Base_t::GetNSections(); << 158 return GetShape()->GetNofZSections();
172 } 159 }
173 <<
174 G4UExtrudedSolid::ZSection G4UExtrudedSolid::G 160 G4UExtrudedSolid::ZSection G4UExtrudedSolid::GetZSection(G4int i) const
175 { 161 {
176 vecgeom::XtruSection sect = Base_t::GetSecti << 162 return ZSection(GetShape()->GetZSection(i));
177 return { sect.fOrigin[2], <<
178 G4TwoVector(sect.fOrigin[0], sect.f <<
179 sect.fScale }; <<
180 } 163 }
181 <<
182 std::vector<G4UExtrudedSolid::ZSection> G4UExt 164 std::vector<G4UExtrudedSolid::ZSection> G4UExtrudedSolid::GetZSections() const
183 { 165 {
184 std::vector<G4UExtrudedSolid::ZSection> sect << 166 std::vector<UExtrudedSolid::ZSection> sv = GetShape()->GetZSections();
185 for (unsigned int i = 0; i < Base_t::GetNSec << 167 std::vector<G4UExtrudedSolid::ZSection> vec;
>> 168 for (unsigned int i=0; i<sv.size(); ++i)
186 { 169 {
187 vecgeom::XtruSection sect = Base_t::GetSec << 170 vec.push_back(ZSection(sv[i]));
188 sections.emplace_back(sect.fOrigin[2], <<
189 G4TwoVector(sect.fOr <<
190 sect.fScale); <<
191 } 171 }
192 return sections; << 172 return vec;
193 } 173 }
194 174
195 175
196 ////////////////////////////////////////////// 176 ///////////////////////////////////////////////////////////////////////////////
197 // 177 //
198 // Get bounding box 178 // Get bounding box
199 179
200 void G4UExtrudedSolid::BoundingLimits(G4ThreeV 180 void G4UExtrudedSolid::BoundingLimits(G4ThreeVector& pMin,
201 G4ThreeV 181 G4ThreeVector& pMax) const
202 { 182 {
203 static G4bool checkBBox = true; 183 static G4bool checkBBox = true;
204 184
205 G4double xmin0 = kInfinity, xmax0 = -kInfini 185 G4double xmin0 = kInfinity, xmax0 = -kInfinity;
206 G4double ymin0 = kInfinity, ymax0 = -kInfini 186 G4double ymin0 = kInfinity, ymax0 = -kInfinity;
207 187
208 for (G4int i=0; i<GetNofVertices(); ++i) 188 for (G4int i=0; i<GetNofVertices(); ++i)
209 { 189 {
210 G4TwoVector vertex = GetVertex(i); 190 G4TwoVector vertex = GetVertex(i);
211 G4double x = vertex.x(); 191 G4double x = vertex.x();
212 if (x < xmin0) xmin0 = x; 192 if (x < xmin0) xmin0 = x;
213 if (x > xmax0) xmax0 = x; 193 if (x > xmax0) xmax0 = x;
214 G4double y = vertex.y(); 194 G4double y = vertex.y();
215 if (y < ymin0) ymin0 = y; 195 if (y < ymin0) ymin0 = y;
216 if (y > ymax0) ymax0 = y; 196 if (y > ymax0) ymax0 = y;
217 } 197 }
218 198
219 G4double xmin = kInfinity, xmax = -kInfinity 199 G4double xmin = kInfinity, xmax = -kInfinity;
220 G4double ymin = kInfinity, ymax = -kInfinity 200 G4double ymin = kInfinity, ymax = -kInfinity;
221 201
222 G4int nsect = GetNofZSections(); 202 G4int nsect = GetNofZSections();
223 for (G4int i=0; i<nsect; ++i) 203 for (G4int i=0; i<nsect; ++i)
224 { 204 {
225 ZSection zsect = GetZSection(i); 205 ZSection zsect = GetZSection(i);
226 G4double dx = zsect.fOffset.x(); 206 G4double dx = zsect.fOffset.x();
227 G4double dy = zsect.fOffset.y(); 207 G4double dy = zsect.fOffset.y();
228 G4double scale = zsect.fScale; 208 G4double scale = zsect.fScale;
229 xmin = std::min(xmin,xmin0*scale+dx); 209 xmin = std::min(xmin,xmin0*scale+dx);
230 xmax = std::max(xmax,xmax0*scale+dx); 210 xmax = std::max(xmax,xmax0*scale+dx);
231 ymin = std::min(ymin,ymin0*scale+dy); 211 ymin = std::min(ymin,ymin0*scale+dy);
232 ymax = std::max(ymax,ymax0*scale+dy); 212 ymax = std::max(ymax,ymax0*scale+dy);
233 } 213 }
234 214
235 G4double zmin = GetZSection(0).fZ; 215 G4double zmin = GetZSection(0).fZ;
236 G4double zmax = GetZSection(nsect-1).fZ; 216 G4double zmax = GetZSection(nsect-1).fZ;
237 217
238 pMin.set(xmin,ymin,zmin); 218 pMin.set(xmin,ymin,zmin);
239 pMax.set(xmax,ymax,zmax); 219 pMax.set(xmax,ymax,zmax);
240 220
241 // Check correctness of the bounding box 221 // Check correctness of the bounding box
242 // 222 //
243 if (pMin.x() >= pMax.x() || pMin.y() >= pMax 223 if (pMin.x() >= pMax.x() || pMin.y() >= pMax.y() || pMin.z() >= pMax.z())
244 { 224 {
245 std::ostringstream message; 225 std::ostringstream message;
246 message << "Bad bounding box (min >= max) 226 message << "Bad bounding box (min >= max) for solid: "
247 << GetName() << " !" 227 << GetName() << " !"
248 << "\npMin = " << pMin 228 << "\npMin = " << pMin
249 << "\npMax = " << pMax; 229 << "\npMax = " << pMax;
250 G4Exception("G4UExtrudedSolid::BoundingLim 230 G4Exception("G4UExtrudedSolid::BoundingLimits()", "GeomMgt0001",
251 JustWarning, message); 231 JustWarning, message);
252 StreamInfo(G4cout); 232 StreamInfo(G4cout);
253 } 233 }
254 234
255 // Check consistency of bounding boxes 235 // Check consistency of bounding boxes
256 // 236 //
257 if (checkBBox) 237 if (checkBBox)
258 { 238 {
259 U3Vector vmin, vmax; << 239 UVector3 vmin, vmax;
260 Base_t::Extent(vmin,vmax); << 240 GetShape()->Extent(vmin,vmax);
261 if (std::abs(pMin.x()-vmin.x()) > kCarTole 241 if (std::abs(pMin.x()-vmin.x()) > kCarTolerance ||
262 std::abs(pMin.y()-vmin.y()) > kCarTole 242 std::abs(pMin.y()-vmin.y()) > kCarTolerance ||
263 std::abs(pMin.z()-vmin.z()) > kCarTole 243 std::abs(pMin.z()-vmin.z()) > kCarTolerance ||
264 std::abs(pMax.x()-vmax.x()) > kCarTole 244 std::abs(pMax.x()-vmax.x()) > kCarTolerance ||
265 std::abs(pMax.y()-vmax.y()) > kCarTole 245 std::abs(pMax.y()-vmax.y()) > kCarTolerance ||
266 std::abs(pMax.z()-vmax.z()) > kCarTole 246 std::abs(pMax.z()-vmax.z()) > kCarTolerance)
267 { 247 {
268 std::ostringstream message; 248 std::ostringstream message;
269 message << "Inconsistency in bounding bo 249 message << "Inconsistency in bounding boxes for solid: "
270 << GetName() << " !" 250 << GetName() << " !"
271 << "\nBBox min: wrapper = " << p 251 << "\nBBox min: wrapper = " << pMin << " solid = " << vmin
272 << "\nBBox max: wrapper = " << p 252 << "\nBBox max: wrapper = " << pMax << " solid = " << vmax;
273 G4Exception("G4UExtrudedSolid::BoundingL 253 G4Exception("G4UExtrudedSolid::BoundingLimits()", "GeomMgt0001",
274 JustWarning, message); 254 JustWarning, message);
275 checkBBox = false; 255 checkBBox = false;
276 } 256 }
277 } 257 }
278 } 258 }
279 259
280 260
281 ////////////////////////////////////////////// 261 //////////////////////////////////////////////////////////////////////////////
282 // 262 //
283 // Calculate extent under transform and specif 263 // Calculate extent under transform and specified limit
284 264
285 G4bool 265 G4bool
286 G4UExtrudedSolid::CalculateExtent(const EAxis 266 G4UExtrudedSolid::CalculateExtent(const EAxis pAxis,
287 const G4Voxe 267 const G4VoxelLimits& pVoxelLimit,
288 const G4Affi 268 const G4AffineTransform& pTransform,
289 G4doub 269 G4double& pMin, G4double& pMax) const
290 { 270 {
291 G4ThreeVector bmin, bmax; 271 G4ThreeVector bmin, bmax;
292 G4bool exist; 272 G4bool exist;
293 273
294 // Check bounding box (bbox) 274 // Check bounding box (bbox)
295 // 275 //
296 BoundingLimits(bmin,bmax); 276 BoundingLimits(bmin,bmax);
297 G4BoundingEnvelope bbox(bmin,bmax); 277 G4BoundingEnvelope bbox(bmin,bmax);
298 #ifdef G4BBOX_EXTENT 278 #ifdef G4BBOX_EXTENT
299 return bbox.CalculateExtent(pAxis,pVoxelLimi << 279 if (true) return bbox.CalculateExtent(pAxis,pVoxelLimit,pTransform,pMin,pMax);
300 #endif 280 #endif
301 if (bbox.BoundingBoxVsVoxelLimits(pAxis,pVox 281 if (bbox.BoundingBoxVsVoxelLimits(pAxis,pVoxelLimit,pTransform,pMin,pMax))
302 { 282 {
303 return exist = pMin < pMax; << 283 return exist = (pMin < pMax) ? true : false;
304 } 284 }
305 285
306 // To find the extent, the base polygon is s 286 // To find the extent, the base polygon is subdivided in triangles.
307 // The extent is calculated as cumulative ex 287 // The extent is calculated as cumulative extent of the parts
308 // formed by extrusion of the triangles 288 // formed by extrusion of the triangles
309 // 289 //
310 G4TwoVectorList basePolygon = GetPolygon(); 290 G4TwoVectorList basePolygon = GetPolygon();
311 G4TwoVectorList triangles; 291 G4TwoVectorList triangles;
312 G4double eminlim = pVoxelLimit.GetMinExtent( 292 G4double eminlim = pVoxelLimit.GetMinExtent(pAxis);
313 G4double emaxlim = pVoxelLimit.GetMaxExtent( 293 G4double emaxlim = pVoxelLimit.GetMaxExtent(pAxis);
314 294
315 // triangulate the base polygon 295 // triangulate the base polygon
316 if (!G4GeomTools::TriangulatePolygon(basePol 296 if (!G4GeomTools::TriangulatePolygon(basePolygon,triangles))
317 { 297 {
318 std::ostringstream message; 298 std::ostringstream message;
319 message << "Triangulation of the base poly 299 message << "Triangulation of the base polygon has failed for solid: "
320 << GetName() << " !" 300 << GetName() << " !"
321 << "\nExtent has been calculated u 301 << "\nExtent has been calculated using boundary box";
322 G4Exception("G4UExtrudedSolid::CalculateEx 302 G4Exception("G4UExtrudedSolid::CalculateExtent()",
323 "GeomMgt1002",JustWarning,mess 303 "GeomMgt1002",JustWarning,message);
324 return bbox.CalculateExtent(pAxis,pVoxelLi 304 return bbox.CalculateExtent(pAxis,pVoxelLimit,pTransform,pMin,pMax);
325 } 305 }
326 306
327 // allocate vector lists 307 // allocate vector lists
328 G4int nsect = GetNofZSections(); 308 G4int nsect = GetNofZSections();
329 std::vector<const G4ThreeVectorList *> polyg 309 std::vector<const G4ThreeVectorList *> polygons;
330 polygons.resize(nsect); 310 polygons.resize(nsect);
331 for (G4int k=0; k<nsect; ++k) { polygons[k] 311 for (G4int k=0; k<nsect; ++k) { polygons[k] = new G4ThreeVectorList(3); }
332 312
333 // main loop along triangles 313 // main loop along triangles
334 pMin = kInfinity; 314 pMin = kInfinity;
335 pMax = -kInfinity; 315 pMax = -kInfinity;
336 G4int ntria = triangles.size()/3; 316 G4int ntria = triangles.size()/3;
337 for (G4int i=0; i<ntria; ++i) 317 for (G4int i=0; i<ntria; ++i)
338 { 318 {
339 G4int i3 = i*3; 319 G4int i3 = i*3;
340 for (G4int k=0; k<nsect; ++k) // extrude t 320 for (G4int k=0; k<nsect; ++k) // extrude triangle
341 { 321 {
342 ZSection zsect = GetZSection(k); 322 ZSection zsect = GetZSection(k);
343 G4double z = zsect.fZ; 323 G4double z = zsect.fZ;
344 G4double dx = zsect.fOffset.x(); 324 G4double dx = zsect.fOffset.x();
345 G4double dy = zsect.fOffset.y(); 325 G4double dy = zsect.fOffset.y();
346 G4double scale = zsect.fScale; 326 G4double scale = zsect.fScale;
347 327
348 auto ptr = const_cast<G4ThreeVectorList* << 328 G4ThreeVectorList* ptr = const_cast<G4ThreeVectorList*>(polygons[k]);
349 auto iter = ptr->begin(); << 329 G4ThreeVectorList::iterator iter = ptr->begin();
350 G4double x0 = triangles[i3+0].x()*scale+ 330 G4double x0 = triangles[i3+0].x()*scale+dx;
351 G4double y0 = triangles[i3+0].y()*scale+ 331 G4double y0 = triangles[i3+0].y()*scale+dy;
352 iter->set(x0,y0,z); 332 iter->set(x0,y0,z);
353 iter++; 333 iter++;
354 G4double x1 = triangles[i3+1].x()*scale+ 334 G4double x1 = triangles[i3+1].x()*scale+dx;
355 G4double y1 = triangles[i3+1].y()*scale+ 335 G4double y1 = triangles[i3+1].y()*scale+dy;
356 iter->set(x1,y1,z); 336 iter->set(x1,y1,z);
357 iter++; 337 iter++;
358 G4double x2 = triangles[i3+2].x()*scale+ 338 G4double x2 = triangles[i3+2].x()*scale+dx;
359 G4double y2 = triangles[i3+2].y()*scale+ 339 G4double y2 = triangles[i3+2].y()*scale+dy;
360 iter->set(x2,y2,z); 340 iter->set(x2,y2,z);
361 } 341 }
362 342
363 // set sub-envelope and adjust extent 343 // set sub-envelope and adjust extent
364 G4double emin,emax; 344 G4double emin,emax;
365 G4BoundingEnvelope benv(polygons); 345 G4BoundingEnvelope benv(polygons);
366 if (!benv.CalculateExtent(pAxis,pVoxelLimi 346 if (!benv.CalculateExtent(pAxis,pVoxelLimit,pTransform,emin,emax)) continue;
367 if (emin < pMin) pMin = emin; 347 if (emin < pMin) pMin = emin;
368 if (emax > pMax) pMax = emax; 348 if (emax > pMax) pMax = emax;
369 if (eminlim > pMin && emaxlim < pMax) brea 349 if (eminlim > pMin && emaxlim < pMax) break; // max possible extent
370 } 350 }
371 // free memory 351 // free memory
372 for (G4int k=0; k<nsect; ++k) { delete polyg << 352 for (G4int k=0; k<nsect; ++k) { delete polygons[k]; polygons[k]=0;}
373 return (pMin < pMax); 353 return (pMin < pMax);
374 } 354 }
375 355
376 356
377 ////////////////////////////////////////////// 357 ///////////////////////////////////////////////////////////////////////////////
378 // 358 //
379 // CreatePolyhedron() 359 // CreatePolyhedron()
380 // 360 //
381 G4Polyhedron* G4UExtrudedSolid::CreatePolyhedr 361 G4Polyhedron* G4UExtrudedSolid::CreatePolyhedron () const
382 { 362 {
383 unsigned int nFacets = Base_t::GetStruct().f << 363 G4int nFacets = GetShape()->GetNumberOfFacets();
384 unsigned int nVertices = Base_t::GetStruct() << 364 G4int nVertices = 0;
385 << 365 for (G4int l = 0; l<nFacets; ++l) // compute total number of vertices first
386 auto polyhedron = new G4Polyhedron(nVertices <<
387 <<
388 // Copy vertices <<
389 for (unsigned int i = 0; i < nVertices; ++i) <<
390 { 366 {
391 U3Vector v = Base_t::GetStruct().fTslHelpe << 367 VUFacet* facet = GetShape()->GetFacet(l);
392 polyhedron->SetVertex(i+1, G4ThreeVector(v << 368 G4int n = facet->GetNumberOfVertices();
>> 369 nVertices += n;
393 } 370 }
394 371
395 // Copy facets << 372 G4PolyhedronArbitrary *polyhedron =
396 for (unsigned int i = 0; i < nFacets; ++i) << 373 new G4PolyhedronArbitrary (nVertices,nFacets);
>> 374
>> 375 for (G4int i = 0; i<nFacets; ++i)
397 { 376 {
398 // Facets are only triangular in VecGeom << 377 VUFacet* facet = GetShape()->GetFacet(i);
399 G4int i1 = Base_t::GetStruct().fTslHelper. << 378 G4int v[4];
400 G4int i2 = Base_t::GetStruct().fTslHelper. << 379 G4int n = facet->GetNumberOfVertices();
401 G4int i3 = Base_t::GetStruct().fTslHelper. << 380 for (G4int m = 0; m<n; ++m)
402 polyhedron->SetFacet(i+1, i1, i2, i3); << 381 {
>> 382 UVector3 vtx = facet->GetVertex(m);
>> 383 polyhedron->AddVertex(G4ThreeVector(vtx.x(), vtx.y(), vtx.z()));
>> 384 }
>> 385 if (n > 4) n = 4;
>> 386 else if (n == 3) v[3] = 0;
>> 387 for (G4int j=0; j<n; ++j)
>> 388 {
>> 389 G4int k = facet->GetVertexIndex(j);
>> 390 v[j] = k+1;
>> 391 }
>> 392 polyhedron->AddFacet(v[0],v[1],v[2],v[3]);
403 } 393 }
404 polyhedron->SetReferences(); << 394 polyhedron->SetReferences();
405 395
406 return polyhedron; << 396 return (G4Polyhedron*) polyhedron;
407 } 397 }
408 398
409 #endif // G4GEOM_USE_USOLIDS 399 #endif // G4GEOM_USE_USOLIDS
>> 400 #endif
410 401