| Geant4 Cross Reference |
1 // 1 //
2 // ******************************************* 2 // ********************************************************************
3 // * License and Disclaimer 3 // * License and Disclaimer *
4 // * 4 // * *
5 // * The Geant4 software is copyright of th 5 // * The Geant4 software is copyright of the Copyright Holders of *
6 // * the Geant4 Collaboration. It is provided 6 // * the Geant4 Collaboration. It is provided under the terms and *
7 // * conditions of the Geant4 Software License 7 // * conditions of the Geant4 Software License, included in the file *
8 // * LICENSE and available at http://cern.ch/ 8 // * LICENSE and available at http://cern.ch/geant4/license . These *
9 // * include a list of copyright holders. 9 // * include a list of copyright holders. *
10 // * 10 // * *
11 // * Neither the authors of this software syst 11 // * Neither the authors of this software system, nor their employing *
12 // * institutes,nor the agencies providing fin 12 // * institutes,nor the agencies providing financial support for this *
13 // * work make any representation or warran 13 // * work make any representation or warranty, express or implied, *
14 // * regarding this software system or assum 14 // * regarding this software system or assume any liability for its *
15 // * use. Please see the license in the file 15 // * use. Please see the license in the file LICENSE and URL above *
16 // * for the full disclaimer and the limitatio 16 // * for the full disclaimer and the limitation of liability. *
17 // * 17 // * *
18 // * This code implementation is the result 18 // * This code implementation is the result of the scientific and *
19 // * technical work of the GEANT4 collaboratio 19 // * technical work of the GEANT4 collaboration. *
20 // * By using, copying, modifying or distri 20 // * By using, copying, modifying or distributing the software (or *
21 // * any work based on the software) you ag 21 // * any work based on the software) you agree to acknowledge its *
22 // * use in resulting scientific publicati 22 // * use in resulting scientific publications, and indicate your *
23 // * acceptance of all terms of the Geant4 Sof 23 // * acceptance of all terms of the Geant4 Software license. *
24 // ******************************************* 24 // ********************************************************************
25 // 25 //
26 // Implementation for G4UEllipticalCone wrappe 26 // Implementation for G4UEllipticalCone wrapper class
27 // 27 //
28 // 13-08-2019 Gabriele Cosmo, CERN 28 // 13-08-2019 Gabriele Cosmo, CERN
29 // ------------------------------------------- 29 // --------------------------------------------------------------------
30 30
31 #include "G4EllipticalCone.hh" 31 #include "G4EllipticalCone.hh"
32 #include "G4UEllipticalCone.hh" 32 #include "G4UEllipticalCone.hh"
33 33
34 #if ( defined(G4GEOM_USE_USOLIDS) || defined(G 34 #if ( defined(G4GEOM_USE_USOLIDS) || defined(G4GEOM_USE_PARTIAL_USOLIDS) )
35 35
36 #include "G4AffineTransform.hh" 36 #include "G4AffineTransform.hh"
37 #include "G4VPVParameterisation.hh" 37 #include "G4VPVParameterisation.hh"
38 #include "G4PhysicalConstants.hh" 38 #include "G4PhysicalConstants.hh"
39 #include "G4BoundingEnvelope.hh" 39 #include "G4BoundingEnvelope.hh"
40 #include "G4Polyhedron.hh" 40 #include "G4Polyhedron.hh"
41 41
42 ////////////////////////////////////////////// 42 ////////////////////////////////////////////////////////////////////////
43 // 43 //
44 // Constructor - check & set half widths 44 // Constructor - check & set half widths
45 45
46 46
47 G4UEllipticalCone::G4UEllipticalCone(const G4S 47 G4UEllipticalCone::G4UEllipticalCone(const G4String& pName,
48 G4d 48 G4double a,
49 G4d 49 G4double b,
50 G4d 50 G4double h,
51 G4d 51 G4double cut )
52 : Base_t(pName, a, b, h, cut) 52 : Base_t(pName, a, b, h, cut)
53 { } 53 { }
54 54
55 ////////////////////////////////////////////// 55 //////////////////////////////////////////////////////////////////////////
56 // 56 //
57 // Fake default constructor - sets only member 57 // Fake default constructor - sets only member data and allocates memory
58 // for usage restri 58 // for usage restricted to object persistency.
59 59
60 G4UEllipticalCone::G4UEllipticalCone( __void__ 60 G4UEllipticalCone::G4UEllipticalCone( __void__& a )
61 : Base_t(a) 61 : Base_t(a)
62 { } 62 { }
63 63
64 ////////////////////////////////////////////// 64 //////////////////////////////////////////////////////////////////////////
65 // 65 //
66 // Destructor 66 // Destructor
67 67
68 G4UEllipticalCone::~G4UEllipticalCone() = defa << 68 G4UEllipticalCone::~G4UEllipticalCone() { }
69 69
70 ////////////////////////////////////////////// 70 //////////////////////////////////////////////////////////////////////////
71 // 71 //
72 // Copy constructor 72 // Copy constructor
73 73
74 G4UEllipticalCone::G4UEllipticalCone(const G4U 74 G4UEllipticalCone::G4UEllipticalCone(const G4UEllipticalCone& rhs)
75 : Base_t(rhs) 75 : Base_t(rhs)
76 { } 76 { }
77 77
78 ////////////////////////////////////////////// 78 //////////////////////////////////////////////////////////////////////////
79 // 79 //
80 // Assignment operator 80 // Assignment operator
81 81
82 G4UEllipticalCone& G4UEllipticalCone::operator 82 G4UEllipticalCone& G4UEllipticalCone::operator = (const G4UEllipticalCone& rhs)
83 { 83 {
84 // Check assignment to self 84 // Check assignment to self
85 // 85 //
86 if (this == &rhs) { return *this; } 86 if (this == &rhs) { return *this; }
87 87
88 // Copy base class data 88 // Copy base class data
89 // 89 //
90 Base_t::operator=(rhs); 90 Base_t::operator=(rhs);
91 91
92 return *this; 92 return *this;
93 } 93 }
94 94
95 ////////////////////////////////////////////// 95 //////////////////////////////////////////////////////////////////////////
96 // 96 //
97 // Accessors 97 // Accessors
98 98
99 G4double G4UEllipticalCone::GetSemiAxisX() con 99 G4double G4UEllipticalCone::GetSemiAxisX() const
100 { 100 {
101 return Base_t::GetSemiAxisX(); 101 return Base_t::GetSemiAxisX();
102 } 102 }
103 103
104 G4double G4UEllipticalCone::GetSemiAxisY() con 104 G4double G4UEllipticalCone::GetSemiAxisY() const
105 { 105 {
106 return Base_t::GetSemiAxisY(); 106 return Base_t::GetSemiAxisY();
107 } 107 }
108 108
109 G4double G4UEllipticalCone::GetZMax() const 109 G4double G4UEllipticalCone::GetZMax() const
110 { 110 {
111 return Base_t::GetZMax(); 111 return Base_t::GetZMax();
112 } 112 }
113 113
114 G4double G4UEllipticalCone::GetZTopCut() const 114 G4double G4UEllipticalCone::GetZTopCut() const
115 { 115 {
116 return Base_t::GetZTopCut(); 116 return Base_t::GetZTopCut();
117 } 117 }
118 118
119 G4double G4UEllipticalCone::GetSemiAxisMax () 119 G4double G4UEllipticalCone::GetSemiAxisMax () const
120 { 120 {
121 return std::max(GetSemiAxisX(),GetSemiAxisY( 121 return std::max(GetSemiAxisX(),GetSemiAxisY());
122 } 122 }
123 123
124 G4double G4UEllipticalCone::GetSemiAxisMin () 124 G4double G4UEllipticalCone::GetSemiAxisMin () const
125 { 125 {
126 return std::min(GetSemiAxisX(),GetSemiAxisY( 126 return std::min(GetSemiAxisX(),GetSemiAxisY());
127 } 127 }
128 128
129 ////////////////////////////////////////////// 129 //////////////////////////////////////////////////////////////////////////
130 // 130 //
131 // Modifiers 131 // Modifiers
132 132
133 void G4UEllipticalCone::SetSemiAxis(G4double x 133 void G4UEllipticalCone::SetSemiAxis(G4double x, G4double y, G4double z)
134 { 134 {
135 Base_t::SetParameters(x, y, z, GetZTopCut()) 135 Base_t::SetParameters(x, y, z, GetZTopCut());
136 } 136 }
137 137
138 void G4UEllipticalCone::SetZCut(G4double newzT 138 void G4UEllipticalCone::SetZCut(G4double newzTopCut)
139 { 139 {
140 Base_t::SetParameters(GetSemiAxisX(), GetSem 140 Base_t::SetParameters(GetSemiAxisX(), GetSemiAxisY(), GetZMax(), newzTopCut);
141 } 141 }
142 142
143 ////////////////////////////////////////////// 143 //////////////////////////////////////////////////////////////////////////
144 // 144 //
145 // Make a clone of the object 145 // Make a clone of the object
146 146
147 G4VSolid* G4UEllipticalCone::Clone() const 147 G4VSolid* G4UEllipticalCone::Clone() const
148 { 148 {
149 return new G4UEllipticalCone(*this); 149 return new G4UEllipticalCone(*this);
150 } 150 }
151 151
152 ////////////////////////////////////////////// 152 //////////////////////////////////////////////////////////////////////////
153 // 153 //
154 // Get bounding box 154 // Get bounding box
155 155
156 void G4UEllipticalCone::BoundingLimits(G4Three 156 void G4UEllipticalCone::BoundingLimits(G4ThreeVector& pMin,
157 G4Three 157 G4ThreeVector& pMax) const
158 { 158 {
159 G4double zcut = GetZTopCut(); 159 G4double zcut = GetZTopCut();
160 G4double height = GetZMax(); 160 G4double height = GetZMax();
161 G4double xmax = GetSemiAxisX()*(height+zcu 161 G4double xmax = GetSemiAxisX()*(height+zcut);
162 G4double ymax = GetSemiAxisY()*(height+zcu 162 G4double ymax = GetSemiAxisY()*(height+zcut);
163 pMin.set(-xmax,-ymax,-zcut); 163 pMin.set(-xmax,-ymax,-zcut);
164 pMax.set( xmax, ymax, zcut); 164 pMax.set( xmax, ymax, zcut);
165 165
166 // Check correctness of the bounding box 166 // Check correctness of the bounding box
167 // 167 //
168 if (pMin.x() >= pMax.x() || pMin.y() >= pMax 168 if (pMin.x() >= pMax.x() || pMin.y() >= pMax.y() || pMin.z() >= pMax.z())
169 { 169 {
170 std::ostringstream message; 170 std::ostringstream message;
171 message << "Bad bounding box (min >= max) 171 message << "Bad bounding box (min >= max) for solid: "
172 << GetName() << " !" 172 << GetName() << " !"
173 << "\npMin = " << pMin 173 << "\npMin = " << pMin
174 << "\npMax = " << pMax; 174 << "\npMax = " << pMax;
175 G4Exception("G4UEllipticalCone::BoundingLi 175 G4Exception("G4UEllipticalCone::BoundingLimits()", "GeomMgt0001",
176 JustWarning, message); 176 JustWarning, message);
177 StreamInfo(G4cout); 177 StreamInfo(G4cout);
178 } 178 }
179 } 179 }
180 180
181 ////////////////////////////////////////////// 181 //////////////////////////////////////////////////////////////////////////
182 // 182 //
183 // Calculate extent under transform and specif 183 // Calculate extent under transform and specified limit
184 184
185 G4bool 185 G4bool
186 G4UEllipticalCone::CalculateExtent(const EAxis 186 G4UEllipticalCone::CalculateExtent(const EAxis pAxis,
187 const G4Vox 187 const G4VoxelLimits& pVoxelLimit,
188 const G4Aff 188 const G4AffineTransform& pTransform,
189 G4dou 189 G4double& pMin, G4double& pMax) const
190 { 190 {
191 G4ThreeVector bmin,bmax; 191 G4ThreeVector bmin,bmax;
192 G4bool exist; 192 G4bool exist;
193 193
194 // Check bounding box (bbox) 194 // Check bounding box (bbox)
195 // 195 //
196 BoundingLimits(bmin,bmax); 196 BoundingLimits(bmin,bmax);
197 G4BoundingEnvelope bbox(bmin,bmax); 197 G4BoundingEnvelope bbox(bmin,bmax);
198 #ifdef G4BBOX_EXTENT 198 #ifdef G4BBOX_EXTENT
199 return bbox.CalculateExtent(pAxis,pVoxelLimi 199 return bbox.CalculateExtent(pAxis,pVoxelLimit,pTransform,pMin,pMax);
200 #endif 200 #endif
201 if (bbox.BoundingBoxVsVoxelLimits(pAxis,pVox 201 if (bbox.BoundingBoxVsVoxelLimits(pAxis,pVoxelLimit,pTransform,pMin,pMax))
202 { 202 {
203 return exist = pMin < pMax; << 203 return exist = (pMin < pMax) ? true : false;
204 } 204 }
205 205
206 // Set bounding envelope (benv) and calculat 206 // Set bounding envelope (benv) and calculate extent
207 // 207 //
208 static const G4int NSTEPS = 48; // number of 208 static const G4int NSTEPS = 48; // number of steps for whole circle
209 static const G4double ang = twopi/NSTEPS; 209 static const G4double ang = twopi/NSTEPS;
210 static const G4double sinHalf = std::sin(0.5 210 static const G4double sinHalf = std::sin(0.5*ang);
211 static const G4double cosHalf = std::cos(0.5 211 static const G4double cosHalf = std::cos(0.5*ang);
212 static const G4double sinStep = 2.*sinHalf*c 212 static const G4double sinStep = 2.*sinHalf*cosHalf;
213 static const G4double cosStep = 1. - 2.*sinH 213 static const G4double cosStep = 1. - 2.*sinHalf*sinHalf;
214 G4double zcut = bmax.z(); 214 G4double zcut = bmax.z();
215 G4double height = GetZMax(); 215 G4double height = GetZMax();
216 G4double sxmin = GetSemiAxisX()*(height-zcu 216 G4double sxmin = GetSemiAxisX()*(height-zcut)/cosHalf;
217 G4double symin = GetSemiAxisY()*(height-zcu 217 G4double symin = GetSemiAxisY()*(height-zcut)/cosHalf;
218 G4double sxmax = bmax.x()/cosHalf; 218 G4double sxmax = bmax.x()/cosHalf;
219 G4double symax = bmax.y()/cosHalf; 219 G4double symax = bmax.y()/cosHalf;
220 220
221 G4double sinCur = sinHalf; 221 G4double sinCur = sinHalf;
222 G4double cosCur = cosHalf; 222 G4double cosCur = cosHalf;
223 G4ThreeVectorList baseA(NSTEPS),baseB(NSTEPS 223 G4ThreeVectorList baseA(NSTEPS),baseB(NSTEPS);
224 for (G4int k=0; k<NSTEPS; ++k) 224 for (G4int k=0; k<NSTEPS; ++k)
225 { 225 {
226 baseA[k].set(sxmax*cosCur,symax*sinCur,-zc 226 baseA[k].set(sxmax*cosCur,symax*sinCur,-zcut);
227 baseB[k].set(sxmin*cosCur,symin*sinCur, zc 227 baseB[k].set(sxmin*cosCur,symin*sinCur, zcut);
228 228
229 G4double sinTmp = sinCur; 229 G4double sinTmp = sinCur;
230 sinCur = sinCur*cosStep + cosCur*sinStep; 230 sinCur = sinCur*cosStep + cosCur*sinStep;
231 cosCur = cosCur*cosStep - sinTmp*sinStep; 231 cosCur = cosCur*cosStep - sinTmp*sinStep;
232 } 232 }
233 233
234 std::vector<const G4ThreeVectorList *> polyg 234 std::vector<const G4ThreeVectorList *> polygons(2);
235 polygons[0] = &baseA; 235 polygons[0] = &baseA;
236 polygons[1] = &baseB; 236 polygons[1] = &baseB;
237 G4BoundingEnvelope benv(bmin,bmax,polygons); 237 G4BoundingEnvelope benv(bmin,bmax,polygons);
238 exist = benv.CalculateExtent(pAxis,pVoxelLim 238 exist = benv.CalculateExtent(pAxis,pVoxelLimit,pTransform,pMin,pMax);
239 return exist; 239 return exist;
240 } 240 }
241 241
242 ////////////////////////////////////////////// 242 ////////////////////////////////////////////////////////////////////////
243 // 243 //
244 // CreatePolyhedron 244 // CreatePolyhedron
245 // 245 //
246 G4Polyhedron* G4UEllipticalCone::CreatePolyhed 246 G4Polyhedron* G4UEllipticalCone::CreatePolyhedron() const
247 { 247 {
248 return new G4PolyhedronEllipticalCone(GetSem 248 return new G4PolyhedronEllipticalCone(GetSemiAxisX(), GetSemiAxisY(),
249 GetZMa 249 GetZMax(), GetZTopCut());
250 } 250 }
251 251
252 #endif // G4GEOM_USE_USOLIDS 252 #endif // G4GEOM_USE_USOLIDS
253 253