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25 // 25 //
26 // Implementation for G4Para class 26 // Implementation for G4Para class
27 // 27 //
28 // 21.03.95 P.Kent: Modified for `tolerant' ge 28 // 21.03.95 P.Kent: Modified for `tolerant' geom
29 // 31.10.96 V.Grichine: Modifications accordin 29 // 31.10.96 V.Grichine: Modifications according G4Box/Tubs before to commit
30 // 28.04.05 V.Grichine: new SurfaceNormal acco 30 // 28.04.05 V.Grichine: new SurfaceNormal according to J. Apostolakis proposal
31 // 29.05.17 E.Tcherniaev: complete revision, s 31 // 29.05.17 E.Tcherniaev: complete revision, speed-up
32 ////////////////////////////////////////////// 32 ////////////////////////////////////////////////////////////////////////////
33 33
34 #include "G4Para.hh" 34 #include "G4Para.hh"
35 35
36 #if !defined(G4GEOM_USE_UPARA) 36 #if !defined(G4GEOM_USE_UPARA)
37 37
38 #include "G4VoxelLimits.hh" 38 #include "G4VoxelLimits.hh"
39 #include "G4AffineTransform.hh" 39 #include "G4AffineTransform.hh"
40 #include "G4BoundingEnvelope.hh" 40 #include "G4BoundingEnvelope.hh"
41 #include "Randomize.hh" 41 #include "Randomize.hh"
42 42
43 #include "G4VPVParameterisation.hh" 43 #include "G4VPVParameterisation.hh"
44 44
45 #include "G4VGraphicsScene.hh" 45 #include "G4VGraphicsScene.hh"
46 46
47 using namespace CLHEP; 47 using namespace CLHEP;
48 48
49 ////////////////////////////////////////////// 49 //////////////////////////////////////////////////////////////////////////
50 // 50 //
51 // Constructor - set & check half widths 51 // Constructor - set & check half widths
52 52
53 G4Para::G4Para(const G4String& pName, 53 G4Para::G4Para(const G4String& pName,
54 G4double pDx, G4double pD 54 G4double pDx, G4double pDy, G4double pDz,
55 G4double pAlpha, G4double 55 G4double pAlpha, G4double pTheta, G4double pPhi)
56 : G4CSGSolid(pName), halfCarTolerance(0.5*kC 56 : G4CSGSolid(pName), halfCarTolerance(0.5*kCarTolerance)
57 { 57 {
58 SetAllParameters(pDx, pDy, pDz, pAlpha, pThe 58 SetAllParameters(pDx, pDy, pDz, pAlpha, pTheta, pPhi);
59 fRebuildPolyhedron = false; // default valu 59 fRebuildPolyhedron = false; // default value for G4CSGSolid
60 } 60 }
61 61
62 ////////////////////////////////////////////// 62 //////////////////////////////////////////////////////////////////////////
63 // 63 //
64 // Constructor - design of trapezoid based on 64 // Constructor - design of trapezoid based on 8 vertices
65 65
66 G4Para::G4Para( const G4String& pName, 66 G4Para::G4Para( const G4String& pName,
67 const G4ThreeVector pt[8] ) 67 const G4ThreeVector pt[8] )
68 : G4CSGSolid(pName), halfCarTolerance(0.5*kC 68 : G4CSGSolid(pName), halfCarTolerance(0.5*kCarTolerance)
69 { 69 {
70 // Find dimensions and trigonometric values 70 // Find dimensions and trigonometric values
71 // 71 //
72 fDx = (pt[3].x() - pt[2].x())*0.5; 72 fDx = (pt[3].x() - pt[2].x())*0.5;
73 fDy = (pt[2].y() - pt[1].y())*0.5; 73 fDy = (pt[2].y() - pt[1].y())*0.5;
74 fDz = pt[7].z(); 74 fDz = pt[7].z();
75 CheckParameters(); // check dimensions 75 CheckParameters(); // check dimensions
76 76
77 fTalpha = (pt[2].x() + pt[3].x() - pt[1].x() 77 fTalpha = (pt[2].x() + pt[3].x() - pt[1].x() - pt[0].x())*0.25/fDy;
78 fTthetaCphi = (pt[4].x() + fDy*fTalpha + fDx 78 fTthetaCphi = (pt[4].x() + fDy*fTalpha + fDx)/fDz;
79 fTthetaSphi = (pt[4].y() + fDy)/fDz; 79 fTthetaSphi = (pt[4].y() + fDy)/fDz;
80 MakePlanes(); 80 MakePlanes();
81 81
82 // Recompute vertices 82 // Recompute vertices
83 // 83 //
84 G4ThreeVector v[8]; 84 G4ThreeVector v[8];
85 G4double DyTalpha = fDy*fTalpha; 85 G4double DyTalpha = fDy*fTalpha;
86 G4double DzTthetaSphi = fDz*fTthetaSphi; 86 G4double DzTthetaSphi = fDz*fTthetaSphi;
87 G4double DzTthetaCphi = fDz*fTthetaCphi; 87 G4double DzTthetaCphi = fDz*fTthetaCphi;
88 v[0].set(-DzTthetaCphi-DyTalpha-fDx, -DzTthe 88 v[0].set(-DzTthetaCphi-DyTalpha-fDx, -DzTthetaSphi-fDy, -fDz);
89 v[1].set(-DzTthetaCphi-DyTalpha+fDx, -DzTthe 89 v[1].set(-DzTthetaCphi-DyTalpha+fDx, -DzTthetaSphi-fDy, -fDz);
90 v[2].set(-DzTthetaCphi+DyTalpha-fDx, -DzTthe 90 v[2].set(-DzTthetaCphi+DyTalpha-fDx, -DzTthetaSphi+fDy, -fDz);
91 v[3].set(-DzTthetaCphi+DyTalpha+fDx, -DzTthe 91 v[3].set(-DzTthetaCphi+DyTalpha+fDx, -DzTthetaSphi+fDy, -fDz);
92 v[4].set( DzTthetaCphi-DyTalpha-fDx, DzTthe 92 v[4].set( DzTthetaCphi-DyTalpha-fDx, DzTthetaSphi-fDy, fDz);
93 v[5].set( DzTthetaCphi-DyTalpha+fDx, DzTthe 93 v[5].set( DzTthetaCphi-DyTalpha+fDx, DzTthetaSphi-fDy, fDz);
94 v[6].set( DzTthetaCphi+DyTalpha-fDx, DzTthe 94 v[6].set( DzTthetaCphi+DyTalpha-fDx, DzTthetaSphi+fDy, fDz);
95 v[7].set( DzTthetaCphi+DyTalpha+fDx, DzTthe 95 v[7].set( DzTthetaCphi+DyTalpha+fDx, DzTthetaSphi+fDy, fDz);
96 96
97 // Compare with original vertices 97 // Compare with original vertices
98 // 98 //
99 for (G4int i=0; i<8; ++i) 99 for (G4int i=0; i<8; ++i)
100 { 100 {
101 G4double delx = std::abs(pt[i].x() - v[i]. 101 G4double delx = std::abs(pt[i].x() - v[i].x());
102 G4double dely = std::abs(pt[i].y() - v[i]. 102 G4double dely = std::abs(pt[i].y() - v[i].y());
103 G4double delz = std::abs(pt[i].z() - v[i]. 103 G4double delz = std::abs(pt[i].z() - v[i].z());
104 G4double discrepancy = std::max(std::max(d 104 G4double discrepancy = std::max(std::max(delx,dely),delz);
105 if (discrepancy > 0.1*kCarTolerance) 105 if (discrepancy > 0.1*kCarTolerance)
106 { 106 {
107 std::ostringstream message; 107 std::ostringstream message;
108 G4long oldprc = message.precision(16); << 108 G4int oldprc = message.precision(16);
109 message << "Invalid vertice coordinates 109 message << "Invalid vertice coordinates for Solid: " << GetName()
110 << "\nVertix #" << i << ", discr 110 << "\nVertix #" << i << ", discrepancy = " << discrepancy
111 << "\n original : " << pt[i] 111 << "\n original : " << pt[i]
112 << "\n recomputed : " << v[i]; 112 << "\n recomputed : " << v[i];
113 G4cout.precision(oldprc); 113 G4cout.precision(oldprc);
114 G4Exception("G4Para::G4Para()", "GeomSol 114 G4Exception("G4Para::G4Para()", "GeomSolids0002",
115 FatalException, message); 115 FatalException, message);
116 116
117 } 117 }
118 } 118 }
119 } 119 }
120 120
121 ////////////////////////////////////////////// 121 //////////////////////////////////////////////////////////////////////////
122 // 122 //
123 // Fake default constructor - sets only member 123 // Fake default constructor - sets only member data and allocates memory
124 // for usage restri 124 // for usage restricted to object persistency
125 125
126 G4Para::G4Para( __void__& a ) 126 G4Para::G4Para( __void__& a )
127 : G4CSGSolid(a), halfCarTolerance(0.5*kCarTo 127 : G4CSGSolid(a), halfCarTolerance(0.5*kCarTolerance)
128 { 128 {
129 SetAllParameters(1., 1., 1., 0., 0., 0.); 129 SetAllParameters(1., 1., 1., 0., 0., 0.);
130 fRebuildPolyhedron = false; // default value 130 fRebuildPolyhedron = false; // default value for G4CSGSolid
131 } 131 }
132 132
133 ////////////////////////////////////////////// 133 //////////////////////////////////////////////////////////////////////////
134 // 134 //
135 // Destructor 135 // Destructor
136 136
137 G4Para::~G4Para() = default; << 137 G4Para::~G4Para()
>> 138 {
>> 139 }
138 140
139 ////////////////////////////////////////////// 141 //////////////////////////////////////////////////////////////////////////
140 // 142 //
141 // Copy constructor 143 // Copy constructor
142 144
143 G4Para::G4Para(const G4Para& rhs) 145 G4Para::G4Para(const G4Para& rhs)
144 : G4CSGSolid(rhs), halfCarTolerance(rhs.half 146 : G4CSGSolid(rhs), halfCarTolerance(rhs.halfCarTolerance),
145 fDx(rhs.fDx), fDy(rhs.fDy), fDz(rhs.fDz), 147 fDx(rhs.fDx), fDy(rhs.fDy), fDz(rhs.fDz), fTalpha(rhs.fTalpha),
146 fTthetaCphi(rhs.fTthetaCphi),fTthetaSphi(r 148 fTthetaCphi(rhs.fTthetaCphi),fTthetaSphi(rhs.fTthetaSphi)
147 { 149 {
148 for (G4int i=0; i<4; ++i) { fPlanes[i] = rhs 150 for (G4int i=0; i<4; ++i) { fPlanes[i] = rhs.fPlanes[i]; }
149 } 151 }
150 152
151 ////////////////////////////////////////////// 153 //////////////////////////////////////////////////////////////////////////
152 // 154 //
153 // Assignment operator 155 // Assignment operator
154 156
155 G4Para& G4Para::operator = (const G4Para& rhs) 157 G4Para& G4Para::operator = (const G4Para& rhs)
156 { 158 {
157 // Check assignment to self 159 // Check assignment to self
158 // 160 //
159 if (this == &rhs) { return *this; } 161 if (this == &rhs) { return *this; }
160 162
161 // Copy base class data 163 // Copy base class data
162 // 164 //
163 G4CSGSolid::operator=(rhs); 165 G4CSGSolid::operator=(rhs);
164 166
165 // Copy data 167 // Copy data
166 // 168 //
167 halfCarTolerance = rhs.halfCarTolerance; 169 halfCarTolerance = rhs.halfCarTolerance;
168 fDx = rhs.fDx; 170 fDx = rhs.fDx;
169 fDy = rhs.fDy; 171 fDy = rhs.fDy;
170 fDz = rhs.fDz; 172 fDz = rhs.fDz;
171 fTalpha = rhs.fTalpha; 173 fTalpha = rhs.fTalpha;
172 fTthetaCphi = rhs.fTthetaCphi; 174 fTthetaCphi = rhs.fTthetaCphi;
173 fTthetaSphi = rhs.fTthetaSphi; 175 fTthetaSphi = rhs.fTthetaSphi;
174 for (G4int i=0; i<4; ++i) { fPlanes[i] = rh 176 for (G4int i=0; i<4; ++i) { fPlanes[i] = rhs.fPlanes[i]; }
175 177
176 return *this; 178 return *this;
177 } 179 }
178 180
179 ////////////////////////////////////////////// 181 //////////////////////////////////////////////////////////////////////////
180 // 182 //
181 // Set all parameters, as for constructor - se 183 // Set all parameters, as for constructor - set and check half-widths
182 184
183 void G4Para::SetAllParameters(G4double pDx, G4 185 void G4Para::SetAllParameters(G4double pDx, G4double pDy, G4double pDz,
184 G4double pAlpha, 186 G4double pAlpha, G4double pTheta, G4double pPhi)
185 { 187 {
186 // Reset data of the base class 188 // Reset data of the base class
187 fCubicVolume = 0; 189 fCubicVolume = 0;
188 fSurfaceArea = 0; 190 fSurfaceArea = 0;
189 fRebuildPolyhedron = true; 191 fRebuildPolyhedron = true;
190 192
191 // Set parameters 193 // Set parameters
192 fDx = pDx; 194 fDx = pDx;
193 fDy = pDy; 195 fDy = pDy;
194 fDz = pDz; 196 fDz = pDz;
195 fTalpha = std::tan(pAlpha); 197 fTalpha = std::tan(pAlpha);
196 fTthetaCphi = std::tan(pTheta)*std::cos(pPhi 198 fTthetaCphi = std::tan(pTheta)*std::cos(pPhi);
197 fTthetaSphi = std::tan(pTheta)*std::sin(pPhi 199 fTthetaSphi = std::tan(pTheta)*std::sin(pPhi);
198 200
199 CheckParameters(); 201 CheckParameters();
200 MakePlanes(); 202 MakePlanes();
201 } 203 }
202 204
203 ////////////////////////////////////////////// 205 //////////////////////////////////////////////////////////////////////////
204 // 206 //
205 // Check dimensions 207 // Check dimensions
206 208
207 void G4Para::CheckParameters() 209 void G4Para::CheckParameters()
208 { 210 {
209 if (fDx < 2*kCarTolerance || 211 if (fDx < 2*kCarTolerance ||
210 fDy < 2*kCarTolerance || 212 fDy < 2*kCarTolerance ||
211 fDz < 2*kCarTolerance) 213 fDz < 2*kCarTolerance)
212 { 214 {
213 std::ostringstream message; 215 std::ostringstream message;
214 message << "Invalid (too small or negative 216 message << "Invalid (too small or negative) dimensions for Solid: "
215 << GetName() 217 << GetName()
216 << "\n X - " << fDx 218 << "\n X - " << fDx
217 << "\n Y - " << fDy 219 << "\n Y - " << fDy
218 << "\n Z - " << fDz; 220 << "\n Z - " << fDz;
219 G4Exception("G4Para::CheckParameters()", " 221 G4Exception("G4Para::CheckParameters()", "GeomSolids0002",
220 FatalException, message); 222 FatalException, message);
221 } 223 }
222 } 224 }
223 225
224 ////////////////////////////////////////////// 226 //////////////////////////////////////////////////////////////////////////
225 // 227 //
226 // Set side planes 228 // Set side planes
227 229
228 void G4Para::MakePlanes() 230 void G4Para::MakePlanes()
229 { 231 {
230 G4ThreeVector vx(1, 0, 0); 232 G4ThreeVector vx(1, 0, 0);
231 G4ThreeVector vy(fTalpha, 1, 0); 233 G4ThreeVector vy(fTalpha, 1, 0);
232 G4ThreeVector vz(fTthetaCphi, fTthetaSphi, 1 234 G4ThreeVector vz(fTthetaCphi, fTthetaSphi, 1);
233 235
234 // Set -Y & +Y planes 236 // Set -Y & +Y planes
235 // 237 //
236 G4ThreeVector ynorm = (vx.cross(vz)).unit(); 238 G4ThreeVector ynorm = (vx.cross(vz)).unit();
237 239
238 fPlanes[0].a = 0.; 240 fPlanes[0].a = 0.;
239 fPlanes[0].b = ynorm.y(); 241 fPlanes[0].b = ynorm.y();
240 fPlanes[0].c = ynorm.z(); 242 fPlanes[0].c = ynorm.z();
241 fPlanes[0].d = fPlanes[0].b*fDy; // point (0 243 fPlanes[0].d = fPlanes[0].b*fDy; // point (0,fDy,0) is on plane
242 244
243 fPlanes[1].a = 0.; 245 fPlanes[1].a = 0.;
244 fPlanes[1].b = -fPlanes[0].b; 246 fPlanes[1].b = -fPlanes[0].b;
245 fPlanes[1].c = -fPlanes[0].c; 247 fPlanes[1].c = -fPlanes[0].c;
246 fPlanes[1].d = fPlanes[0].d; 248 fPlanes[1].d = fPlanes[0].d;
247 249
248 // Set -X & +X planes 250 // Set -X & +X planes
249 // 251 //
250 G4ThreeVector xnorm = (vz.cross(vy)).unit(); 252 G4ThreeVector xnorm = (vz.cross(vy)).unit();
251 253
252 fPlanes[2].a = xnorm.x(); 254 fPlanes[2].a = xnorm.x();
253 fPlanes[2].b = xnorm.y(); 255 fPlanes[2].b = xnorm.y();
254 fPlanes[2].c = xnorm.z(); 256 fPlanes[2].c = xnorm.z();
255 fPlanes[2].d = fPlanes[2].a*fDx; // point (f 257 fPlanes[2].d = fPlanes[2].a*fDx; // point (fDx,0,0) is on plane
256 258
257 fPlanes[3].a = -fPlanes[2].a; 259 fPlanes[3].a = -fPlanes[2].a;
258 fPlanes[3].b = -fPlanes[2].b; 260 fPlanes[3].b = -fPlanes[2].b;
259 fPlanes[3].c = -fPlanes[2].c; 261 fPlanes[3].c = -fPlanes[2].c;
260 fPlanes[3].d = fPlanes[2].d; 262 fPlanes[3].d = fPlanes[2].d;
261 } 263 }
262 264
263 ////////////////////////////////////////////// 265 //////////////////////////////////////////////////////////////////////////
264 // 266 //
265 // Get volume 267 // Get volume
266 268
267 G4double G4Para::GetCubicVolume() 269 G4double G4Para::GetCubicVolume()
268 { 270 {
269 // It is like G4Box, since para transformati 271 // It is like G4Box, since para transformations keep the volume to be const
270 if (fCubicVolume == 0) 272 if (fCubicVolume == 0)
271 { 273 {
272 fCubicVolume = 8*fDx*fDy*fDz; 274 fCubicVolume = 8*fDx*fDy*fDz;
273 } 275 }
274 return fCubicVolume; 276 return fCubicVolume;
275 } 277 }
276 278
277 ////////////////////////////////////////////// 279 //////////////////////////////////////////////////////////////////////////
278 // 280 //
279 // Get surface area 281 // Get surface area
280 282
281 G4double G4Para::GetSurfaceArea() 283 G4double G4Para::GetSurfaceArea()
282 { 284 {
283 if(fSurfaceArea == 0) 285 if(fSurfaceArea == 0)
284 { 286 {
285 G4ThreeVector vx(fDx, 0, 0); 287 G4ThreeVector vx(fDx, 0, 0);
286 G4ThreeVector vy(fDy*fTalpha, fDy, 0); 288 G4ThreeVector vy(fDy*fTalpha, fDy, 0);
287 G4ThreeVector vz(fDz*fTthetaCphi, fDz*fTth 289 G4ThreeVector vz(fDz*fTthetaCphi, fDz*fTthetaSphi, fDz);
288 290
289 G4double sxy = fDx*fDy; // (vx.cross(vy)). 291 G4double sxy = fDx*fDy; // (vx.cross(vy)).mag();
290 G4double sxz = (vx.cross(vz)).mag(); 292 G4double sxz = (vx.cross(vz)).mag();
291 G4double syz = (vy.cross(vz)).mag(); 293 G4double syz = (vy.cross(vz)).mag();
292 294
293 fSurfaceArea = 8*(sxy+sxz+syz); 295 fSurfaceArea = 8*(sxy+sxz+syz);
294 } 296 }
295 return fSurfaceArea; 297 return fSurfaceArea;
296 } 298 }
297 299
298 ////////////////////////////////////////////// 300 //////////////////////////////////////////////////////////////////////////
299 // 301 //
300 // Dispatch to parameterisation for replicatio 302 // Dispatch to parameterisation for replication mechanism dimension
301 // computation & modification 303 // computation & modification
302 304
303 void G4Para::ComputeDimensions( G4VPVPara 305 void G4Para::ComputeDimensions( G4VPVParameterisation* p,
304 const G4int n, 306 const G4int n,
305 const G4VPhysi 307 const G4VPhysicalVolume* pRep )
306 { 308 {
307 p->ComputeDimensions(*this,n,pRep); 309 p->ComputeDimensions(*this,n,pRep);
308 } 310 }
309 311
310 ////////////////////////////////////////////// 312 //////////////////////////////////////////////////////////////////////////
311 // 313 //
312 // Get bounding box 314 // Get bounding box
313 315
314 void G4Para::BoundingLimits(G4ThreeVector& pMi 316 void G4Para::BoundingLimits(G4ThreeVector& pMin, G4ThreeVector& pMax) const
315 { 317 {
316 G4double dz = GetZHalfLength(); 318 G4double dz = GetZHalfLength();
317 G4double dx = GetXHalfLength(); 319 G4double dx = GetXHalfLength();
318 G4double dy = GetYHalfLength(); 320 G4double dy = GetYHalfLength();
319 321
320 G4double x0 = dz*fTthetaCphi; 322 G4double x0 = dz*fTthetaCphi;
321 G4double x1 = dy*GetTanAlpha(); 323 G4double x1 = dy*GetTanAlpha();
322 G4double xmin = 324 G4double xmin =
323 std::min( 325 std::min(
324 std::min( 326 std::min(
325 std::min(-x0-x1-dx,-x0+x1-dx),x0-x1-dx),x0 327 std::min(-x0-x1-dx,-x0+x1-dx),x0-x1-dx),x0+x1-dx);
326 G4double xmax = 328 G4double xmax =
327 std::max( 329 std::max(
328 std::max( 330 std::max(
329 std::max(-x0-x1+dx,-x0+x1+dx),x0-x1+dx),x0 331 std::max(-x0-x1+dx,-x0+x1+dx),x0-x1+dx),x0+x1+dx);
330 332
331 G4double y0 = dz*fTthetaSphi; 333 G4double y0 = dz*fTthetaSphi;
332 G4double ymin = std::min(-y0-dy,y0-dy); 334 G4double ymin = std::min(-y0-dy,y0-dy);
333 G4double ymax = std::max(-y0+dy,y0+dy); 335 G4double ymax = std::max(-y0+dy,y0+dy);
334 336
335 pMin.set(xmin,ymin,-dz); 337 pMin.set(xmin,ymin,-dz);
336 pMax.set(xmax,ymax, dz); 338 pMax.set(xmax,ymax, dz);
337 339
338 // Check correctness of the bounding box 340 // Check correctness of the bounding box
339 // 341 //
340 if (pMin.x() >= pMax.x() || pMin.y() >= pMax 342 if (pMin.x() >= pMax.x() || pMin.y() >= pMax.y() || pMin.z() >= pMax.z())
341 { 343 {
342 std::ostringstream message; 344 std::ostringstream message;
343 message << "Bad bounding box (min >= max) 345 message << "Bad bounding box (min >= max) for solid: "
344 << GetName() << " !" 346 << GetName() << " !"
345 << "\npMin = " << pMin 347 << "\npMin = " << pMin
346 << "\npMax = " << pMax; 348 << "\npMax = " << pMax;
347 G4Exception("G4Para::BoundingLimits()", "G 349 G4Exception("G4Para::BoundingLimits()", "GeomMgt0001",
348 JustWarning, message); 350 JustWarning, message);
349 DumpInfo(); 351 DumpInfo();
350 } 352 }
351 } 353 }
352 354
353 ////////////////////////////////////////////// 355 //////////////////////////////////////////////////////////////////////////
354 // 356 //
355 // Calculate extent under transform and specif 357 // Calculate extent under transform and specified limit
356 358
357 G4bool G4Para::CalculateExtent( const EAxis pA 359 G4bool G4Para::CalculateExtent( const EAxis pAxis,
358 const G4VoxelL 360 const G4VoxelLimits& pVoxelLimit,
359 const G4Affine 361 const G4AffineTransform& pTransform,
360 G4double& 362 G4double& pMin, G4double& pMax ) const
361 { 363 {
362 G4ThreeVector bmin, bmax; 364 G4ThreeVector bmin, bmax;
363 G4bool exist; 365 G4bool exist;
364 366
365 // Check bounding box (bbox) 367 // Check bounding box (bbox)
366 // 368 //
367 BoundingLimits(bmin,bmax); 369 BoundingLimits(bmin,bmax);
368 G4BoundingEnvelope bbox(bmin,bmax); 370 G4BoundingEnvelope bbox(bmin,bmax);
369 #ifdef G4BBOX_EXTENT 371 #ifdef G4BBOX_EXTENT
370 return bbox.CalculateExtent(pAxis,pVoxelLimi 372 return bbox.CalculateExtent(pAxis,pVoxelLimit,pTransform,pMin,pMax);
371 #endif 373 #endif
372 if (bbox.BoundingBoxVsVoxelLimits(pAxis,pVox 374 if (bbox.BoundingBoxVsVoxelLimits(pAxis,pVoxelLimit,pTransform,pMin,pMax))
373 { 375 {
374 return exist = pMin < pMax; << 376 return exist = (pMin < pMax) ? true : false;
375 } 377 }
376 378
377 // Set bounding envelope (benv) and calculat 379 // Set bounding envelope (benv) and calculate extent
378 // 380 //
379 G4double dz = GetZHalfLength(); 381 G4double dz = GetZHalfLength();
380 G4double dx = GetXHalfLength(); 382 G4double dx = GetXHalfLength();
381 G4double dy = GetYHalfLength(); 383 G4double dy = GetYHalfLength();
382 384
383 G4double x0 = dz*fTthetaCphi; 385 G4double x0 = dz*fTthetaCphi;
384 G4double x1 = dy*GetTanAlpha(); 386 G4double x1 = dy*GetTanAlpha();
385 G4double y0 = dz*fTthetaSphi; 387 G4double y0 = dz*fTthetaSphi;
386 388
387 G4ThreeVectorList baseA(4), baseB(4); 389 G4ThreeVectorList baseA(4), baseB(4);
388 baseA[0].set(-x0-x1-dx,-y0-dy,-dz); 390 baseA[0].set(-x0-x1-dx,-y0-dy,-dz);
389 baseA[1].set(-x0-x1+dx,-y0-dy,-dz); 391 baseA[1].set(-x0-x1+dx,-y0-dy,-dz);
390 baseA[2].set(-x0+x1+dx,-y0+dy,-dz); 392 baseA[2].set(-x0+x1+dx,-y0+dy,-dz);
391 baseA[3].set(-x0+x1-dx,-y0+dy,-dz); 393 baseA[3].set(-x0+x1-dx,-y0+dy,-dz);
392 394
393 baseB[0].set(+x0-x1-dx, y0-dy, dz); 395 baseB[0].set(+x0-x1-dx, y0-dy, dz);
394 baseB[1].set(+x0-x1+dx, y0-dy, dz); 396 baseB[1].set(+x0-x1+dx, y0-dy, dz);
395 baseB[2].set(+x0+x1+dx, y0+dy, dz); 397 baseB[2].set(+x0+x1+dx, y0+dy, dz);
396 baseB[3].set(+x0+x1-dx, y0+dy, dz); 398 baseB[3].set(+x0+x1-dx, y0+dy, dz);
397 399
398 std::vector<const G4ThreeVectorList *> polyg 400 std::vector<const G4ThreeVectorList *> polygons(2);
399 polygons[0] = &baseA; 401 polygons[0] = &baseA;
400 polygons[1] = &baseB; 402 polygons[1] = &baseB;
401 403
402 G4BoundingEnvelope benv(bmin,bmax,polygons); 404 G4BoundingEnvelope benv(bmin,bmax,polygons);
403 exist = benv.CalculateExtent(pAxis,pVoxelLim 405 exist = benv.CalculateExtent(pAxis,pVoxelLimit,pTransform,pMin,pMax);
404 return exist; 406 return exist;
405 } 407 }
406 408
407 ////////////////////////////////////////////// 409 //////////////////////////////////////////////////////////////////////////
408 // 410 //
409 // Determine where is point p, inside/on_surfa 411 // Determine where is point p, inside/on_surface/outside
410 // 412 //
411 413
412 EInside G4Para::Inside( const G4ThreeVector& p 414 EInside G4Para::Inside( const G4ThreeVector& p ) const
413 { 415 {
414 G4double xx = fPlanes[2].a*p.x()+fPlanes[2]. 416 G4double xx = fPlanes[2].a*p.x()+fPlanes[2].b*p.y()+fPlanes[2].c*p.z();
415 G4double dx = std::abs(xx) + fPlanes[2].d; 417 G4double dx = std::abs(xx) + fPlanes[2].d;
416 418
417 G4double yy = fPlanes[0].b*p.y()+fPlanes[0]. 419 G4double yy = fPlanes[0].b*p.y()+fPlanes[0].c*p.z();
418 G4double dy = std::abs(yy) + fPlanes[0].d; 420 G4double dy = std::abs(yy) + fPlanes[0].d;
419 G4double dxy = std::max(dx,dy); 421 G4double dxy = std::max(dx,dy);
420 422
421 G4double dz = std::abs(p.z())-fDz; 423 G4double dz = std::abs(p.z())-fDz;
422 G4double dist = std::max(dxy,dz); 424 G4double dist = std::max(dxy,dz);
423 425
424 if (dist > halfCarTolerance) return kOutside 426 if (dist > halfCarTolerance) return kOutside;
425 return (dist > -halfCarTolerance) ? kSurface 427 return (dist > -halfCarTolerance) ? kSurface : kInside;
426 } 428 }
427 429
428 ////////////////////////////////////////////// 430 //////////////////////////////////////////////////////////////////////////
429 // 431 //
430 // Determine side where point is, and return c 432 // Determine side where point is, and return corresponding normal
431 433
432 G4ThreeVector G4Para::SurfaceNormal( const G4T 434 G4ThreeVector G4Para::SurfaceNormal( const G4ThreeVector& p ) const
433 { 435 {
434 G4int nsurf = 0; // number of surfaces where 436 G4int nsurf = 0; // number of surfaces where p is placed
435 437
436 // Check Z faces 438 // Check Z faces
437 // 439 //
438 G4double nz = 0; 440 G4double nz = 0;
439 G4double dz = std::abs(p.z()) - fDz; 441 G4double dz = std::abs(p.z()) - fDz;
440 if (std::abs(dz) <= halfCarTolerance) 442 if (std::abs(dz) <= halfCarTolerance)
441 { 443 {
442 nz = (p.z() < 0) ? -1 : 1; 444 nz = (p.z() < 0) ? -1 : 1;
443 ++nsurf; 445 ++nsurf;
444 } 446 }
445 447
446 // Check Y faces 448 // Check Y faces
447 // 449 //
448 G4double ny = 0; 450 G4double ny = 0;
449 G4double yy = fPlanes[0].b*p.y()+fPlanes[0]. 451 G4double yy = fPlanes[0].b*p.y()+fPlanes[0].c*p.z();
450 if (std::abs(fPlanes[0].d + yy) <= halfCarTo 452 if (std::abs(fPlanes[0].d + yy) <= halfCarTolerance)
451 { 453 {
452 ny = fPlanes[0].b; 454 ny = fPlanes[0].b;
453 nz += fPlanes[0].c; 455 nz += fPlanes[0].c;
454 ++nsurf; 456 ++nsurf;
455 } 457 }
456 else if (std::abs(fPlanes[1].d - yy) <= half 458 else if (std::abs(fPlanes[1].d - yy) <= halfCarTolerance)
457 { 459 {
458 ny = fPlanes[1].b; 460 ny = fPlanes[1].b;
459 nz += fPlanes[1].c; 461 nz += fPlanes[1].c;
460 ++nsurf; 462 ++nsurf;
461 } 463 }
462 464
463 // Check X faces 465 // Check X faces
464 // 466 //
465 G4double nx = 0; 467 G4double nx = 0;
466 G4double xx = fPlanes[2].a*p.x()+fPlanes[2]. 468 G4double xx = fPlanes[2].a*p.x()+fPlanes[2].b*p.y()+fPlanes[2].c*p.z();
467 if (std::abs(fPlanes[2].d + xx) <= halfCarTo 469 if (std::abs(fPlanes[2].d + xx) <= halfCarTolerance)
468 { 470 {
469 nx = fPlanes[2].a; 471 nx = fPlanes[2].a;
470 ny += fPlanes[2].b; 472 ny += fPlanes[2].b;
471 nz += fPlanes[2].c; 473 nz += fPlanes[2].c;
472 ++nsurf; 474 ++nsurf;
473 } 475 }
474 else if (std::abs(fPlanes[3].d - xx) <= half 476 else if (std::abs(fPlanes[3].d - xx) <= halfCarTolerance)
475 { 477 {
476 nx = fPlanes[3].a; 478 nx = fPlanes[3].a;
477 ny += fPlanes[3].b; 479 ny += fPlanes[3].b;
478 nz += fPlanes[3].c; 480 nz += fPlanes[3].c;
479 ++nsurf; 481 ++nsurf;
480 } 482 }
481 483
482 // Return normal 484 // Return normal
483 // 485 //
484 if (nsurf == 1) return {nx,ny,nz}; << 486 if (nsurf == 1) return G4ThreeVector(nx,ny,nz);
485 else if (nsurf != 0) return G4ThreeVector(nx 487 else if (nsurf != 0) return G4ThreeVector(nx,ny,nz).unit(); // edge or corner
486 else 488 else
487 { 489 {
488 // Point is not on the surface 490 // Point is not on the surface
489 // 491 //
490 #ifdef G4CSGDEBUG 492 #ifdef G4CSGDEBUG
491 std::ostringstream message; 493 std::ostringstream message;
492 G4int oldprc = message.precision(16); 494 G4int oldprc = message.precision(16);
493 message << "Point p is not on surface (!?) 495 message << "Point p is not on surface (!?) of solid: "
494 << GetName() << G4endl; 496 << GetName() << G4endl;
495 message << "Position:\n"; 497 message << "Position:\n";
496 message << " p.x() = " << p.x()/mm << " 498 message << " p.x() = " << p.x()/mm << " mm\n";
497 message << " p.y() = " << p.y()/mm << " 499 message << " p.y() = " << p.y()/mm << " mm\n";
498 message << " p.z() = " << p.z()/mm << " 500 message << " p.z() = " << p.z()/mm << " mm";
499 G4cout.precision(oldprc) ; 501 G4cout.precision(oldprc) ;
500 G4Exception("G4Para::SurfaceNormal(p)", "G 502 G4Exception("G4Para::SurfaceNormal(p)", "GeomSolids1002",
501 JustWarning, message ); 503 JustWarning, message );
502 DumpInfo(); 504 DumpInfo();
503 #endif 505 #endif
504 return ApproxSurfaceNormal(p); 506 return ApproxSurfaceNormal(p);
505 } 507 }
506 } 508 }
507 509
508 ////////////////////////////////////////////// 510 //////////////////////////////////////////////////////////////////////////
509 // 511 //
510 // Algorithm for SurfaceNormal() following the 512 // Algorithm for SurfaceNormal() following the original specification
511 // for points not on the surface 513 // for points not on the surface
512 514
513 G4ThreeVector G4Para::ApproxSurfaceNormal( con 515 G4ThreeVector G4Para::ApproxSurfaceNormal( const G4ThreeVector& p ) const
514 { 516 {
515 G4double dist = -DBL_MAX; 517 G4double dist = -DBL_MAX;
516 G4int iside = 0; 518 G4int iside = 0;
517 for (G4int i=0; i<4; ++i) 519 for (G4int i=0; i<4; ++i)
518 { 520 {
519 G4double d = fPlanes[i].a*p.x() + 521 G4double d = fPlanes[i].a*p.x() +
520 fPlanes[i].b*p.y() + 522 fPlanes[i].b*p.y() +
521 fPlanes[i].c*p.z() + fPlanes[ 523 fPlanes[i].c*p.z() + fPlanes[i].d;
522 if (d > dist) { dist = d; iside = i; } 524 if (d > dist) { dist = d; iside = i; }
523 } 525 }
524 526
525 G4double distz = std::abs(p.z()) - fDz; 527 G4double distz = std::abs(p.z()) - fDz;
526 if (dist > distz) 528 if (dist > distz)
527 return { fPlanes[iside].a, fPlanes[iside]. << 529 return G4ThreeVector(fPlanes[iside].a, fPlanes[iside].b, fPlanes[iside].c);
528 else 530 else
529 return { 0, 0, (G4double)((p.z() < 0) ? -1 << 531 return G4ThreeVector(0, 0, (p.z() < 0) ? -1 : 1);
530 } 532 }
531 533
532 ////////////////////////////////////////////// 534 //////////////////////////////////////////////////////////////////////////
533 // 535 //
534 // Calculate distance to shape from outside 536 // Calculate distance to shape from outside
535 // - return kInfinity if no intersection 537 // - return kInfinity if no intersection
536 538
537 G4double G4Para::DistanceToIn(const G4ThreeVec 539 G4double G4Para::DistanceToIn(const G4ThreeVector& p,
538 const G4ThreeVec 540 const G4ThreeVector& v ) const
539 { 541 {
540 // Z intersections 542 // Z intersections
541 // 543 //
542 if ((std::abs(p.z()) - fDz) >= -halfCarToler 544 if ((std::abs(p.z()) - fDz) >= -halfCarTolerance && p.z()*v.z() >= 0)
543 return kInfinity; 545 return kInfinity;
544 G4double invz = (-v.z() == 0) ? DBL_MAX : -1 546 G4double invz = (-v.z() == 0) ? DBL_MAX : -1./v.z();
545 G4double dz = (invz < 0) ? fDz : -fDz; 547 G4double dz = (invz < 0) ? fDz : -fDz;
546 G4double tzmin = (p.z() + dz)*invz; 548 G4double tzmin = (p.z() + dz)*invz;
547 G4double tzmax = (p.z() - dz)*invz; 549 G4double tzmax = (p.z() - dz)*invz;
548 550
549 // Y intersections 551 // Y intersections
550 // 552 //
551 G4double tmin0 = tzmin, tmax0 = tzmax; 553 G4double tmin0 = tzmin, tmax0 = tzmax;
552 G4double cos0 = fPlanes[0].b*v.y() + fPlanes 554 G4double cos0 = fPlanes[0].b*v.y() + fPlanes[0].c*v.z();
553 G4double disy = fPlanes[0].b*p.y() + fPlanes 555 G4double disy = fPlanes[0].b*p.y() + fPlanes[0].c*p.z();
554 G4double dis0 = fPlanes[0].d + disy; 556 G4double dis0 = fPlanes[0].d + disy;
555 if (dis0 >= -halfCarTolerance) 557 if (dis0 >= -halfCarTolerance)
556 { 558 {
557 if (cos0 >= 0) return kInfinity; 559 if (cos0 >= 0) return kInfinity;
558 G4double tmp = -dis0/cos0; 560 G4double tmp = -dis0/cos0;
559 if (tmin0 < tmp) tmin0 = tmp; 561 if (tmin0 < tmp) tmin0 = tmp;
560 } 562 }
561 else if (cos0 > 0) 563 else if (cos0 > 0)
562 { 564 {
563 G4double tmp = -dis0/cos0; 565 G4double tmp = -dis0/cos0;
564 if (tmax0 > tmp) tmax0 = tmp; 566 if (tmax0 > tmp) tmax0 = tmp;
565 } 567 }
566 568
567 G4double tmin1 = tmin0, tmax1 = tmax0; 569 G4double tmin1 = tmin0, tmax1 = tmax0;
568 G4double cos1 = -cos0; 570 G4double cos1 = -cos0;
569 G4double dis1 = fPlanes[1].d - disy; 571 G4double dis1 = fPlanes[1].d - disy;
570 if (dis1 >= -halfCarTolerance) 572 if (dis1 >= -halfCarTolerance)
571 { 573 {
572 if (cos1 >= 0) return kInfinity; 574 if (cos1 >= 0) return kInfinity;
573 G4double tmp = -dis1/cos1; 575 G4double tmp = -dis1/cos1;
574 if (tmin1 < tmp) tmin1 = tmp; 576 if (tmin1 < tmp) tmin1 = tmp;
575 } 577 }
576 else if (cos1 > 0) 578 else if (cos1 > 0)
577 { 579 {
578 G4double tmp = -dis1/cos1; 580 G4double tmp = -dis1/cos1;
579 if (tmax1 > tmp) tmax1 = tmp; 581 if (tmax1 > tmp) tmax1 = tmp;
580 } 582 }
581 583
582 // X intersections 584 // X intersections
583 // 585 //
584 G4double tmin2 = tmin1, tmax2 = tmax1; 586 G4double tmin2 = tmin1, tmax2 = tmax1;
585 G4double cos2 = fPlanes[2].a*v.x() + fPlanes 587 G4double cos2 = fPlanes[2].a*v.x() + fPlanes[2].b*v.y() + fPlanes[2].c*v.z();
586 G4double disx = fPlanes[2].a*p.x() + fPlanes 588 G4double disx = fPlanes[2].a*p.x() + fPlanes[2].b*p.y() + fPlanes[2].c*p.z();
587 G4double dis2 = fPlanes[2].d + disx; 589 G4double dis2 = fPlanes[2].d + disx;
588 if (dis2 >= -halfCarTolerance) 590 if (dis2 >= -halfCarTolerance)
589 { 591 {
590 if (cos2 >= 0) return kInfinity; 592 if (cos2 >= 0) return kInfinity;
591 G4double tmp = -dis2/cos2; 593 G4double tmp = -dis2/cos2;
592 if (tmin2 < tmp) tmin2 = tmp; 594 if (tmin2 < tmp) tmin2 = tmp;
593 } 595 }
594 else if (cos2 > 0) 596 else if (cos2 > 0)
595 { 597 {
596 G4double tmp = -dis2/cos2; 598 G4double tmp = -dis2/cos2;
597 if (tmax2 > tmp) tmax2 = tmp; 599 if (tmax2 > tmp) tmax2 = tmp;
598 } 600 }
599 601
600 G4double tmin3 = tmin2, tmax3 = tmax2; 602 G4double tmin3 = tmin2, tmax3 = tmax2;
601 G4double cos3 = -cos2; 603 G4double cos3 = -cos2;
602 G4double dis3 = fPlanes[3].d - disx; 604 G4double dis3 = fPlanes[3].d - disx;
603 if (dis3 >= -halfCarTolerance) 605 if (dis3 >= -halfCarTolerance)
604 { 606 {
605 if (cos3 >= 0) return kInfinity; 607 if (cos3 >= 0) return kInfinity;
606 G4double tmp = -dis3/cos3; 608 G4double tmp = -dis3/cos3;
607 if (tmin3 < tmp) tmin3 = tmp; 609 if (tmin3 < tmp) tmin3 = tmp;
608 } 610 }
609 else if (cos3 > 0) 611 else if (cos3 > 0)
610 { 612 {
611 G4double tmp = -dis3/cos3; 613 G4double tmp = -dis3/cos3;
612 if (tmax3 > tmp) tmax3 = tmp; 614 if (tmax3 > tmp) tmax3 = tmp;
613 } 615 }
614 616
615 // Find distance 617 // Find distance
616 // 618 //
617 G4double tmin = tmin3, tmax = tmax3; 619 G4double tmin = tmin3, tmax = tmax3;
618 if (tmax <= tmin + halfCarTolerance) return 620 if (tmax <= tmin + halfCarTolerance) return kInfinity; // touch or no hit
619 return (tmin < halfCarTolerance ) ? 0. : tmi 621 return (tmin < halfCarTolerance ) ? 0. : tmin;
620 } 622 }
621 623
622 ////////////////////////////////////////////// 624 //////////////////////////////////////////////////////////////////////////
623 // 625 //
624 // Calculate exact shortest distance to any bo 626 // Calculate exact shortest distance to any boundary from outside
625 // - returns 0 is point inside 627 // - returns 0 is point inside
626 628
627 G4double G4Para::DistanceToIn( const G4ThreeVe 629 G4double G4Para::DistanceToIn( const G4ThreeVector& p ) const
628 { 630 {
629 G4double xx = fPlanes[2].a*p.x()+fPlanes[2]. 631 G4double xx = fPlanes[2].a*p.x()+fPlanes[2].b*p.y()+fPlanes[2].c*p.z();
630 G4double dx = std::abs(xx) + fPlanes[2].d; 632 G4double dx = std::abs(xx) + fPlanes[2].d;
631 633
632 G4double yy = fPlanes[0].b*p.y()+fPlanes[0]. 634 G4double yy = fPlanes[0].b*p.y()+fPlanes[0].c*p.z();
633 G4double dy = std::abs(yy) + fPlanes[0].d; 635 G4double dy = std::abs(yy) + fPlanes[0].d;
634 G4double dxy = std::max(dx,dy); 636 G4double dxy = std::max(dx,dy);
635 637
636 G4double dz = std::abs(p.z())-fDz; 638 G4double dz = std::abs(p.z())-fDz;
637 G4double dist = std::max(dxy,dz); 639 G4double dist = std::max(dxy,dz);
638 640
639 return (dist > 0) ? dist : 0.; 641 return (dist > 0) ? dist : 0.;
640 } 642 }
641 643
642 ////////////////////////////////////////////// 644 //////////////////////////////////////////////////////////////////////////
643 // 645 //
644 // Calculate distance to surface of shape from 646 // Calculate distance to surface of shape from inside and, if required,
645 // find normal at exit point 647 // find normal at exit point
646 // - when leaving the surface, return 0 648 // - when leaving the surface, return 0
647 649
648 G4double G4Para::DistanceToOut(const G4ThreeVe 650 G4double G4Para::DistanceToOut(const G4ThreeVector& p, const G4ThreeVector& v,
649 const G4bool ca 651 const G4bool calcNorm,
650 G4bool* v 652 G4bool* validNorm, G4ThreeVector* n) const
651 { 653 {
652 // Z intersections 654 // Z intersections
653 // 655 //
654 if ((std::abs(p.z()) - fDz) >= -halfCarToler 656 if ((std::abs(p.z()) - fDz) >= -halfCarTolerance && p.z()*v.z() > 0)
655 { 657 {
656 if (calcNorm) 658 if (calcNorm)
657 { 659 {
658 *validNorm = true; 660 *validNorm = true;
659 n->set(0, 0, (p.z() < 0) ? -1 : 1); 661 n->set(0, 0, (p.z() < 0) ? -1 : 1);
660 } 662 }
661 return 0.; 663 return 0.;
662 } 664 }
663 G4double vz = v.z(); 665 G4double vz = v.z();
664 G4double tmax = (vz == 0) ? DBL_MAX : (std:: 666 G4double tmax = (vz == 0) ? DBL_MAX : (std::copysign(fDz,vz) - p.z())/vz;
665 G4int iside = (vz < 0) ? -4 : -2; // little 667 G4int iside = (vz < 0) ? -4 : -2; // little trick: (-4+3)=-1, (-2+3)=+1
666 668
667 // Y intersections 669 // Y intersections
668 // 670 //
669 G4double cos0 = fPlanes[0].b*v.y() + fPlanes 671 G4double cos0 = fPlanes[0].b*v.y() + fPlanes[0].c*v.z();
670 if (cos0 > 0) 672 if (cos0 > 0)
671 { 673 {
672 G4double dis0 = fPlanes[0].b*p.y() + fPlan 674 G4double dis0 = fPlanes[0].b*p.y() + fPlanes[0].c*p.z() + fPlanes[0].d;
673 if (dis0 >= -halfCarTolerance) 675 if (dis0 >= -halfCarTolerance)
674 { 676 {
675 if (calcNorm) 677 if (calcNorm)
676 { 678 {
677 *validNorm = true; 679 *validNorm = true;
678 n->set(0, fPlanes[0].b, fPlanes[0].c); 680 n->set(0, fPlanes[0].b, fPlanes[0].c);
679 } 681 }
680 return 0.; 682 return 0.;
681 } 683 }
682 G4double tmp = -dis0/cos0; 684 G4double tmp = -dis0/cos0;
683 if (tmax > tmp) { tmax = tmp; iside = 0; } 685 if (tmax > tmp) { tmax = tmp; iside = 0; }
684 } 686 }
685 687
686 G4double cos1 = -cos0; 688 G4double cos1 = -cos0;
687 if (cos1 > 0) 689 if (cos1 > 0)
688 { 690 {
689 G4double dis1 = fPlanes[1].b*p.y() + fPlan 691 G4double dis1 = fPlanes[1].b*p.y() + fPlanes[1].c*p.z() + fPlanes[1].d;
690 if (dis1 >= -halfCarTolerance) 692 if (dis1 >= -halfCarTolerance)
691 { 693 {
692 if (calcNorm) 694 if (calcNorm)
693 { 695 {
694 *validNorm = true; 696 *validNorm = true;
695 n->set(0, fPlanes[1].b, fPlanes[1].c); 697 n->set(0, fPlanes[1].b, fPlanes[1].c);
696 } 698 }
697 return 0.; 699 return 0.;
698 } 700 }
699 G4double tmp = -dis1/cos1; 701 G4double tmp = -dis1/cos1;
700 if (tmax > tmp) { tmax = tmp; iside = 1; } 702 if (tmax > tmp) { tmax = tmp; iside = 1; }
701 } 703 }
702 704
703 // X intersections 705 // X intersections
704 // 706 //
705 G4double cos2 = fPlanes[2].a*v.x() + fPlanes 707 G4double cos2 = fPlanes[2].a*v.x() + fPlanes[2].b*v.y() + fPlanes[2].c*v.z();
706 if (cos2 > 0) 708 if (cos2 > 0)
707 { 709 {
708 G4double dis2 = fPlanes[2].a*p.x()+fPlanes 710 G4double dis2 = fPlanes[2].a*p.x()+fPlanes[2].b*p.y()+fPlanes[2].c*p.z()+fPlanes[2].d;
709 if (dis2 >= -halfCarTolerance) 711 if (dis2 >= -halfCarTolerance)
710 { 712 {
711 if (calcNorm) 713 if (calcNorm)
712 { 714 {
713 *validNorm = true; 715 *validNorm = true;
714 n->set(fPlanes[2].a, fPlanes[2].b, fP 716 n->set(fPlanes[2].a, fPlanes[2].b, fPlanes[2].c);
715 } 717 }
716 return 0.; 718 return 0.;
717 } 719 }
718 G4double tmp = -dis2/cos2; 720 G4double tmp = -dis2/cos2;
719 if (tmax > tmp) { tmax = tmp; iside = 2; } 721 if (tmax > tmp) { tmax = tmp; iside = 2; }
720 } 722 }
721 723
722 G4double cos3 = -cos2; 724 G4double cos3 = -cos2;
723 if (cos3 > 0) 725 if (cos3 > 0)
724 { 726 {
725 G4double dis3 = fPlanes[3].a*p.x()+fPlanes 727 G4double dis3 = fPlanes[3].a*p.x()+fPlanes[3].b*p.y()+fPlanes[3].c*p.z()+fPlanes[3].d;
726 if (dis3 >= -halfCarTolerance) 728 if (dis3 >= -halfCarTolerance)
727 { 729 {
728 if (calcNorm) 730 if (calcNorm)
729 { 731 {
730 *validNorm = true; 732 *validNorm = true;
731 n->set(fPlanes[3].a, fPlanes[3].b, fP 733 n->set(fPlanes[3].a, fPlanes[3].b, fPlanes[3].c);
732 } 734 }
733 return 0.; 735 return 0.;
734 } 736 }
735 G4double tmp = -dis3/cos3; 737 G4double tmp = -dis3/cos3;
736 if (tmax > tmp) { tmax = tmp; iside = 3; } 738 if (tmax > tmp) { tmax = tmp; iside = 3; }
737 } 739 }
738 740
739 // Set normal, if required, and return dista 741 // Set normal, if required, and return distance
740 // 742 //
741 if (calcNorm) 743 if (calcNorm)
742 { 744 {
743 *validNorm = true; 745 *validNorm = true;
744 if (iside < 0) 746 if (iside < 0)
745 n->set(0, 0, iside + 3); // (-4+3)=-1, ( 747 n->set(0, 0, iside + 3); // (-4+3)=-1, (-2+3)=+1
746 else 748 else
747 n->set(fPlanes[iside].a, fPlanes[iside]. 749 n->set(fPlanes[iside].a, fPlanes[iside].b, fPlanes[iside].c);
748 } 750 }
749 return tmax; 751 return tmax;
750 } 752 }
751 753
752 ////////////////////////////////////////////// 754 //////////////////////////////////////////////////////////////////////////
753 // 755 //
754 // Calculate exact shortest distance to any bo 756 // Calculate exact shortest distance to any boundary from inside
755 // - returns 0 is point outside 757 // - returns 0 is point outside
756 758
757 G4double G4Para::DistanceToOut( const G4ThreeV 759 G4double G4Para::DistanceToOut( const G4ThreeVector& p ) const
758 { 760 {
759 #ifdef G4CSGDEBUG 761 #ifdef G4CSGDEBUG
760 if( Inside(p) == kOutside ) 762 if( Inside(p) == kOutside )
761 { 763 {
762 std::ostringstream message; 764 std::ostringstream message;
763 G4int oldprc = message.precision(16); 765 G4int oldprc = message.precision(16);
764 message << "Point p is outside (!?) of sol 766 message << "Point p is outside (!?) of solid: " << GetName() << G4endl;
765 message << "Position:\n"; 767 message << "Position:\n";
766 message << " p.x() = " << p.x()/mm << " 768 message << " p.x() = " << p.x()/mm << " mm\n";
767 message << " p.y() = " << p.y()/mm << " 769 message << " p.y() = " << p.y()/mm << " mm\n";
768 message << " p.z() = " << p.z()/mm << " 770 message << " p.z() = " << p.z()/mm << " mm";
769 G4cout.precision(oldprc) ; 771 G4cout.precision(oldprc) ;
770 G4Exception("G4Para::DistanceToOut(p)", "G 772 G4Exception("G4Para::DistanceToOut(p)", "GeomSolids1002",
771 JustWarning, message ); 773 JustWarning, message );
772 DumpInfo(); 774 DumpInfo();
773 } 775 }
774 #endif 776 #endif
775 G4double xx = fPlanes[2].a*p.x()+fPlanes[2]. 777 G4double xx = fPlanes[2].a*p.x()+fPlanes[2].b*p.y()+fPlanes[2].c*p.z();
776 G4double dx = std::abs(xx) + fPlanes[2].d; 778 G4double dx = std::abs(xx) + fPlanes[2].d;
777 779
778 G4double yy = fPlanes[0].b*p.y()+fPlanes[0]. 780 G4double yy = fPlanes[0].b*p.y()+fPlanes[0].c*p.z();
779 G4double dy = std::abs(yy) + fPlanes[0].d; 781 G4double dy = std::abs(yy) + fPlanes[0].d;
780 G4double dxy = std::max(dx,dy); 782 G4double dxy = std::max(dx,dy);
781 783
782 G4double dz = std::abs(p.z())-fDz; 784 G4double dz = std::abs(p.z())-fDz;
783 G4double dist = std::max(dxy,dz); 785 G4double dist = std::max(dxy,dz);
784 786
785 return (dist < 0) ? -dist : 0.; 787 return (dist < 0) ? -dist : 0.;
786 } 788 }
787 789
788 ////////////////////////////////////////////// 790 //////////////////////////////////////////////////////////////////////////
789 // 791 //
790 // GetEntityType 792 // GetEntityType
791 793
792 G4GeometryType G4Para::GetEntityType() const 794 G4GeometryType G4Para::GetEntityType() const
793 { 795 {
794 return {"G4Para"}; << 796 return G4String("G4Para");
795 } <<
796 <<
797 ////////////////////////////////////////////// <<
798 // <<
799 // IsFaceted <<
800 <<
801 G4bool G4Para::IsFaceted() const <<
802 { <<
803 return true; <<
804 } 797 }
805 798
806 ////////////////////////////////////////////// 799 //////////////////////////////////////////////////////////////////////////
807 // 800 //
808 // Make a clone of the object 801 // Make a clone of the object
809 // 802 //
810 G4VSolid* G4Para::Clone() const 803 G4VSolid* G4Para::Clone() const
811 { 804 {
812 return new G4Para(*this); 805 return new G4Para(*this);
813 } 806 }
814 807
815 ////////////////////////////////////////////// 808 //////////////////////////////////////////////////////////////////////////
816 // 809 //
817 // Stream object contents to an output stream 810 // Stream object contents to an output stream
818 811
819 std::ostream& G4Para::StreamInfo( std::ostream 812 std::ostream& G4Para::StreamInfo( std::ostream& os ) const
820 { 813 {
821 G4double alpha = std::atan(fTalpha); 814 G4double alpha = std::atan(fTalpha);
822 G4double theta = std::atan(std::sqrt(fTtheta 815 G4double theta = std::atan(std::sqrt(fTthetaCphi*fTthetaCphi +
823 fTtheta 816 fTthetaSphi*fTthetaSphi));
824 G4double phi = std::atan2(fTthetaSphi,fTth 817 G4double phi = std::atan2(fTthetaSphi,fTthetaCphi);
>> 818 G4String signDegree = "\u00B0";
825 819
826 G4long oldprc = os.precision(16); << 820 G4int oldprc = os.precision(16);
827 os << "------------------------------------- 821 os << "-----------------------------------------------------------\n"
828 << " *** Dump for solid - " << GetName 822 << " *** Dump for solid - " << GetName() << " ***\n"
829 << " ================================= 823 << " ===================================================\n"
830 << " Solid type: G4Para\n" 824 << " Solid type: G4Para\n"
831 << " Parameters:\n" 825 << " Parameters:\n"
832 << " half length X: " << fDx/mm << " m 826 << " half length X: " << fDx/mm << " mm\n"
833 << " half length Y: " << fDy/mm << " m 827 << " half length Y: " << fDy/mm << " mm\n"
834 << " half length Z: " << fDz/mm << " m 828 << " half length Z: " << fDz/mm << " mm\n"
835 << " alpha: " << alpha/degree << "degr << 829 << " alpha: " << alpha/degree << signDegree << "\n"
836 << " theta: " << theta/degree << "degr << 830 << " theta: " << theta/degree << signDegree << "\n"
837 << " phi: " << phi/degree << "degrees\ << 831 << " phi: " << phi/degree << signDegree << "\n"
838 << "------------------------------------- 832 << "-----------------------------------------------------------\n";
839 os.precision(oldprc); 833 os.precision(oldprc);
840 834
841 return os; 835 return os;
842 } 836 }
843 837
844 ////////////////////////////////////////////// 838 //////////////////////////////////////////////////////////////////////////
845 // 839 //
846 // Return a point randomly and uniformly selec 840 // Return a point randomly and uniformly selected on the solid surface
847 841
848 G4ThreeVector G4Para::GetPointOnSurface() cons 842 G4ThreeVector G4Para::GetPointOnSurface() const
849 { 843 {
850 G4double DyTalpha = fDy*fTalpha; 844 G4double DyTalpha = fDy*fTalpha;
851 G4double DzTthetaSphi = fDz*fTthetaSphi; 845 G4double DzTthetaSphi = fDz*fTthetaSphi;
852 G4double DzTthetaCphi = fDz*fTthetaCphi; 846 G4double DzTthetaCphi = fDz*fTthetaCphi;
853 847
854 // Set vertices 848 // Set vertices
855 // 849 //
856 G4ThreeVector pt[8]; 850 G4ThreeVector pt[8];
857 pt[0].set(-DzTthetaCphi-DyTalpha-fDx, -DzTth 851 pt[0].set(-DzTthetaCphi-DyTalpha-fDx, -DzTthetaSphi-fDy, -fDz);
858 pt[1].set(-DzTthetaCphi-DyTalpha+fDx, -DzTth 852 pt[1].set(-DzTthetaCphi-DyTalpha+fDx, -DzTthetaSphi-fDy, -fDz);
859 pt[2].set(-DzTthetaCphi+DyTalpha-fDx, -DzTth 853 pt[2].set(-DzTthetaCphi+DyTalpha-fDx, -DzTthetaSphi+fDy, -fDz);
860 pt[3].set(-DzTthetaCphi+DyTalpha+fDx, -DzTth 854 pt[3].set(-DzTthetaCphi+DyTalpha+fDx, -DzTthetaSphi+fDy, -fDz);
861 pt[4].set( DzTthetaCphi-DyTalpha-fDx, DzTth 855 pt[4].set( DzTthetaCphi-DyTalpha-fDx, DzTthetaSphi-fDy, fDz);
862 pt[5].set( DzTthetaCphi-DyTalpha+fDx, DzTth 856 pt[5].set( DzTthetaCphi-DyTalpha+fDx, DzTthetaSphi-fDy, fDz);
863 pt[6].set( DzTthetaCphi+DyTalpha-fDx, DzTth 857 pt[6].set( DzTthetaCphi+DyTalpha-fDx, DzTthetaSphi+fDy, fDz);
864 pt[7].set( DzTthetaCphi+DyTalpha+fDx, DzTth 858 pt[7].set( DzTthetaCphi+DyTalpha+fDx, DzTthetaSphi+fDy, fDz);
865 859
866 // Set areas (-Z, -Y, +Y, -X, +X, +Z) 860 // Set areas (-Z, -Y, +Y, -X, +X, +Z)
867 // 861 //
868 G4ThreeVector vx(fDx, 0, 0); 862 G4ThreeVector vx(fDx, 0, 0);
869 G4ThreeVector vy(DyTalpha, fDy, 0); 863 G4ThreeVector vy(DyTalpha, fDy, 0);
870 G4ThreeVector vz(DzTthetaCphi, DzTthetaSphi, 864 G4ThreeVector vz(DzTthetaCphi, DzTthetaSphi, fDz);
871 865
872 G4double sxy = fDx*fDy; // (vx.cross(vy)).ma 866 G4double sxy = fDx*fDy; // (vx.cross(vy)).mag();
873 G4double sxz = (vx.cross(vz)).mag(); 867 G4double sxz = (vx.cross(vz)).mag();
874 G4double syz = (vy.cross(vz)).mag(); 868 G4double syz = (vy.cross(vz)).mag();
875 869
876 G4double sface[6] = { sxy, syz, syz, sxz, sx 870 G4double sface[6] = { sxy, syz, syz, sxz, sxz, sxy };
877 for (G4int i=1; i<6; ++i) { sface[i] += sfac 871 for (G4int i=1; i<6; ++i) { sface[i] += sface[i-1]; }
878 872
879 // Select face 873 // Select face
880 // 874 //
881 G4double select = sface[5]*G4UniformRand(); 875 G4double select = sface[5]*G4UniformRand();
882 G4int k = 5; 876 G4int k = 5;
883 if (select <= sface[4]) k = 4; 877 if (select <= sface[4]) k = 4;
884 if (select <= sface[3]) k = 3; 878 if (select <= sface[3]) k = 3;
885 if (select <= sface[2]) k = 2; 879 if (select <= sface[2]) k = 2;
886 if (select <= sface[1]) k = 1; 880 if (select <= sface[1]) k = 1;
887 if (select <= sface[0]) k = 0; 881 if (select <= sface[0]) k = 0;
888 882
889 // Generate point 883 // Generate point
890 // 884 //
891 G4int ip[6][3] = {{0,1,2}, {0,4,1}, {2,3,6}, 885 G4int ip[6][3] = {{0,1,2}, {0,4,1}, {2,3,6}, {0,2,4}, {1,5,3}, {4,6,5}};
892 G4double u = G4UniformRand(); 886 G4double u = G4UniformRand();
893 G4double v = G4UniformRand(); 887 G4double v = G4UniformRand();
894 return (1.-u-v)*pt[ip[k][0]] + u*pt[ip[k][1] 888 return (1.-u-v)*pt[ip[k][0]] + u*pt[ip[k][1]] + v*pt[ip[k][2]];
895 } 889 }
896 890
897 ////////////////////////////////////////////// 891 //////////////////////////////////////////////////////////////////////////
898 // 892 //
899 // Methods for visualisation 893 // Methods for visualisation
900 894
901 void G4Para::DescribeYourselfTo ( G4VGraphicsS 895 void G4Para::DescribeYourselfTo ( G4VGraphicsScene& scene ) const
902 { 896 {
903 scene.AddSolid (*this); 897 scene.AddSolid (*this);
904 } 898 }
905 899
906 G4Polyhedron* G4Para::CreatePolyhedron () cons 900 G4Polyhedron* G4Para::CreatePolyhedron () const
907 { 901 {
908 G4double phi = std::atan2(fTthetaSphi, fTthe 902 G4double phi = std::atan2(fTthetaSphi, fTthetaCphi);
909 G4double alpha = std::atan(fTalpha); 903 G4double alpha = std::atan(fTalpha);
910 G4double theta = std::atan(std::sqrt(fTtheta 904 G4double theta = std::atan(std::sqrt(fTthetaCphi*fTthetaCphi +
911 fTtheta 905 fTthetaSphi*fTthetaSphi));
912 906
913 return new G4PolyhedronPara(fDx, fDy, fDz, a 907 return new G4PolyhedronPara(fDx, fDy, fDz, alpha, theta, phi);
914 } 908 }
915 #endif 909 #endif
916 910