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24 // ******************************************* 24 // ********************************************************************
25 // 25 //
>> 26 //
>> 27 // $Id$
>> 28 //
>> 29 // --------------------------------------------------------------------
>> 30 // GEANT 4 inline definitions file
>> 31 //
>> 32 // G4Tubs.icc
>> 33 //
26 // Implementation of inline methods of G4Tubs 34 // Implementation of inline methods of G4Tubs
27 // ------------------------------------------- 35 // --------------------------------------------------------------------
28 36
29 inline 37 inline
30 G4double G4Tubs::GetInnerRadius () const 38 G4double G4Tubs::GetInnerRadius () const
31 { 39 {
32 return fRMin; 40 return fRMin;
33 } 41 }
34 42
35 inline 43 inline
36 G4double G4Tubs::GetOuterRadius () const 44 G4double G4Tubs::GetOuterRadius () const
37 { 45 {
38 return fRMax; 46 return fRMax;
39 } 47 }
40 48
41 inline 49 inline
42 G4double G4Tubs::GetZHalfLength () const 50 G4double G4Tubs::GetZHalfLength () const
43 { 51 {
44 return fDz; 52 return fDz;
45 } 53 }
46 54
47 inline 55 inline
48 G4double G4Tubs::GetStartPhiAngle () const 56 G4double G4Tubs::GetStartPhiAngle () const
49 { 57 {
50 return fSPhi; 58 return fSPhi;
51 } 59 }
52 60
53 inline 61 inline
54 G4double G4Tubs::GetDeltaPhiAngle () const 62 G4double G4Tubs::GetDeltaPhiAngle () const
55 { 63 {
56 return fDPhi; 64 return fDPhi;
57 } 65 }
58 66
59 inline 67 inline
60 G4double G4Tubs::GetSinStartPhi () const 68 G4double G4Tubs::GetSinStartPhi () const
61 { 69 {
62 return sinSPhi; 70 return sinSPhi;
63 } 71 }
64 72
65 inline 73 inline
66 G4double G4Tubs::GetCosStartPhi () const 74 G4double G4Tubs::GetCosStartPhi () const
67 { 75 {
68 return cosSPhi; 76 return cosSPhi;
69 } 77 }
70 78
71 inline 79 inline
72 G4double G4Tubs::GetSinEndPhi () const 80 G4double G4Tubs::GetSinEndPhi () const
73 { 81 {
74 return sinEPhi; 82 return sinEPhi;
75 } 83 }
76 84
77 inline 85 inline
78 G4double G4Tubs::GetCosEndPhi () const 86 G4double G4Tubs::GetCosEndPhi () const
79 { 87 {
80 return cosEPhi; 88 return cosEPhi;
81 } 89 }
82 90
83 inline << 91 inline
84 void G4Tubs::Initialize() 92 void G4Tubs::Initialize()
85 { 93 {
86 fCubicVolume = 0.; 94 fCubicVolume = 0.;
87 fSurfaceArea = 0.; 95 fSurfaceArea = 0.;
88 fInvRmax= 1.0 / fRMax; <<
89 fInvRmin= fRMin > 0. ? 1.0 / fRMin : 0.0; <<
90 fRebuildPolyhedron = true; 96 fRebuildPolyhedron = true;
91 } 97 }
92 98
93 inline << 99 inline
94 void G4Tubs::InitializeTrigonometry() 100 void G4Tubs::InitializeTrigonometry()
95 { 101 {
96 G4double hDPhi = 0.5*fDPhi; 102 G4double hDPhi = 0.5*fDPhi; // half delta phi
97 G4double cPhi = fSPhi + hDPhi; << 103 G4double cPhi = fSPhi + hDPhi;
98 G4double ePhi = fSPhi + fDPhi; 104 G4double ePhi = fSPhi + fDPhi;
99 105
100 sinCPhi = std::sin(cPhi); 106 sinCPhi = std::sin(cPhi);
101 cosCPhi = std::cos(cPhi); 107 cosCPhi = std::cos(cPhi);
102 cosHDPhi = std::cos(hDPhi); <<
103 cosHDPhiIT = std::cos(hDPhi - 0.5*kAngTolera 108 cosHDPhiIT = std::cos(hDPhi - 0.5*kAngTolerance); // inner/outer tol half dphi
104 cosHDPhiOT = std::cos(hDPhi + 0.5*kAngTolera 109 cosHDPhiOT = std::cos(hDPhi + 0.5*kAngTolerance);
105 sinSPhi = std::sin(fSPhi); 110 sinSPhi = std::sin(fSPhi);
106 cosSPhi = std::cos(fSPhi); 111 cosSPhi = std::cos(fSPhi);
107 sinEPhi = std::sin(ePhi); 112 sinEPhi = std::sin(ePhi);
108 cosEPhi = std::cos(ePhi); 113 cosEPhi = std::cos(ePhi);
109 } 114 }
110 115
111 inline void G4Tubs::CheckSPhiAngle(G4double sP 116 inline void G4Tubs::CheckSPhiAngle(G4double sPhi)
112 { 117 {
113 // Ensure fSphi in 0-2PI or -2PI-0 range if 118 // Ensure fSphi in 0-2PI or -2PI-0 range if shape crosses 0
114 119
115 if ( sPhi < 0 ) 120 if ( sPhi < 0 )
116 { 121 {
117 fSPhi = CLHEP::twopi - std::fmod(std::fabs 122 fSPhi = CLHEP::twopi - std::fmod(std::fabs(sPhi),CLHEP::twopi);
118 } 123 }
119 else 124 else
120 { 125 {
121 fSPhi = std::fmod(sPhi,CLHEP::twopi) ; 126 fSPhi = std::fmod(sPhi,CLHEP::twopi) ;
122 } 127 }
123 if ( fSPhi+fDPhi > CLHEP::twopi ) 128 if ( fSPhi+fDPhi > CLHEP::twopi )
124 { 129 {
125 fSPhi -= CLHEP::twopi ; 130 fSPhi -= CLHEP::twopi ;
126 } 131 }
127 } 132 }
128 133
129 inline void G4Tubs::CheckDPhiAngle(G4double dP 134 inline void G4Tubs::CheckDPhiAngle(G4double dPhi)
130 { 135 {
131 fPhiFullTube = true; 136 fPhiFullTube = true;
132 if ( dPhi >= CLHEP::twopi-kAngTolerance*0.5 137 if ( dPhi >= CLHEP::twopi-kAngTolerance*0.5 )
133 { 138 {
134 fDPhi=CLHEP::twopi; 139 fDPhi=CLHEP::twopi;
135 fSPhi=0; 140 fSPhi=0;
136 } 141 }
137 else 142 else
138 { 143 {
139 fPhiFullTube = false; 144 fPhiFullTube = false;
140 if ( dPhi > 0 ) 145 if ( dPhi > 0 )
141 { 146 {
142 fDPhi = dPhi; 147 fDPhi = dPhi;
143 } 148 }
144 else 149 else
145 { 150 {
146 std::ostringstream message; 151 std::ostringstream message;
147 message << "Invalid dphi." << G4endl 152 message << "Invalid dphi." << G4endl
148 << "Negative or zero delta-Phi ( 153 << "Negative or zero delta-Phi (" << dPhi << "), for solid: "
149 << GetName(); 154 << GetName();
150 G4Exception("G4Tubs::CheckDPhiAngle()", 155 G4Exception("G4Tubs::CheckDPhiAngle()", "GeomSolids0002",
151 FatalException, message); 156 FatalException, message);
152 } 157 }
153 } 158 }
154 } 159 }
155 160
156 inline void G4Tubs::CheckPhiAngles(G4double sP 161 inline void G4Tubs::CheckPhiAngles(G4double sPhi, G4double dPhi)
157 { 162 {
158 CheckDPhiAngle(dPhi); 163 CheckDPhiAngle(dPhi);
159 if ( (fDPhi<CLHEP::twopi) && ((sPhi) != 0.0) << 164 if ( (fDPhi<CLHEP::twopi) && (sPhi) ) { CheckSPhiAngle(sPhi); }
160 InitializeTrigonometry(); 165 InitializeTrigonometry();
161 } 166 }
162 167
163 inline 168 inline
164 void G4Tubs::SetInnerRadius (G4double newRMin) 169 void G4Tubs::SetInnerRadius (G4double newRMin)
165 { 170 {
166 if ( newRMin < 0 ) // Check radii 171 if ( newRMin < 0 ) // Check radii
167 { 172 {
168 std::ostringstream message; 173 std::ostringstream message;
169 message << "Invalid radii." << G4endl 174 message << "Invalid radii." << G4endl
170 << "Invalid values for radii in so 175 << "Invalid values for radii in solid " << GetName() << G4endl
171 << " newRMin = " << newRMin 176 << " newRMin = " << newRMin
172 << ", fRMax = " << fRMax << G4endl 177 << ", fRMax = " << fRMax << G4endl
173 << " Negative inner radius! 178 << " Negative inner radius!";
174 G4Exception("G4Tubs::SetInnerRadius()", "G 179 G4Exception("G4Tubs::SetInnerRadius()", "GeomSolids0002",
175 FatalException, message); 180 FatalException, message);
176 } 181 }
177 fRMin= newRMin; 182 fRMin= newRMin;
178 Initialize(); 183 Initialize();
179 } 184 }
180 185
181 inline 186 inline
182 void G4Tubs::SetOuterRadius (G4double newRMax) 187 void G4Tubs::SetOuterRadius (G4double newRMax)
183 { 188 {
184 if ( newRMax <= 0 ) // Check radii 189 if ( newRMax <= 0 ) // Check radii
185 { 190 {
186 std::ostringstream message; 191 std::ostringstream message;
187 message << "Invalid radii." << G4endl 192 message << "Invalid radii." << G4endl
188 << "Invalid values for radii in so 193 << "Invalid values for radii in solid " << GetName() << G4endl
189 << " fRMin = " << fRMin 194 << " fRMin = " << fRMin
190 << ", newRMax = " << newRMax << G4 195 << ", newRMax = " << newRMax << G4endl
191 << " Invalid outer radius!" 196 << " Invalid outer radius!";
192 G4Exception("G4Tubs::SetOuterRadius()", "G 197 G4Exception("G4Tubs::SetOuterRadius()", "GeomSolids0002",
193 FatalException, message); 198 FatalException, message);
194 } 199 }
195 fRMax= newRMax; 200 fRMax= newRMax;
196 Initialize(); 201 Initialize();
197 } 202 }
198 203
199 inline 204 inline
200 void G4Tubs::SetZHalfLength (G4double newDz) 205 void G4Tubs::SetZHalfLength (G4double newDz)
201 { 206 {
202 if (newDz<=0) // Check z-len 207 if (newDz<=0) // Check z-len
203 { 208 {
204 std::ostringstream message; 209 std::ostringstream message;
205 message << "Invalid Z half-length." << G4e 210 message << "Invalid Z half-length." << G4endl
206 << "Negative Z half-length (" << n 211 << "Negative Z half-length (" << newDz << "), for solid: "
207 << GetName(); 212 << GetName();
208 G4Exception("G4Tubs::SetZHalfLength()", "G 213 G4Exception("G4Tubs::SetZHalfLength()", "GeomSolids0002",
209 FatalException, message); 214 FatalException, message);
210 } 215 }
211 fDz= newDz; 216 fDz= newDz;
212 Initialize(); 217 Initialize();
213 } 218 }
214 219
215 inline 220 inline
216 void G4Tubs::SetStartPhiAngle (G4double newSPh 221 void G4Tubs::SetStartPhiAngle (G4double newSPhi, G4bool compute)
217 { 222 {
218 // Flag 'compute' can be used to explicitely 223 // Flag 'compute' can be used to explicitely avoid recomputation of
219 // trigonometry in case SetDeltaPhiAngle() i 224 // trigonometry in case SetDeltaPhiAngle() is invoked afterwards
220 225
221 CheckSPhiAngle(newSPhi); 226 CheckSPhiAngle(newSPhi);
222 fPhiFullTube = false; 227 fPhiFullTube = false;
223 if (compute) { InitializeTrigonometry(); } 228 if (compute) { InitializeTrigonometry(); }
224 Initialize(); 229 Initialize();
225 } 230 }
226 231
227 inline 232 inline
228 void G4Tubs::SetDeltaPhiAngle (G4double newDPh 233 void G4Tubs::SetDeltaPhiAngle (G4double newDPhi)
229 { 234 {
230 CheckPhiAngles(fSPhi, newDPhi); 235 CheckPhiAngles(fSPhi, newDPhi);
231 Initialize(); 236 Initialize();
232 } 237 }
233 238
>> 239 // Older names for access functions
>> 240
>> 241 inline
>> 242 G4double G4Tubs::GetRMin () const
>> 243 {
>> 244 return GetInnerRadius();
>> 245 }
>> 246
>> 247 inline
>> 248 G4double G4Tubs::GetRMax () const
>> 249 {
>> 250 return GetOuterRadius();
>> 251 }
>> 252
>> 253 inline
>> 254 G4double G4Tubs::GetDz () const
>> 255 {
>> 256 return GetZHalfLength() ;
>> 257 }
>> 258
>> 259 inline
>> 260 G4double G4Tubs::GetSPhi () const
>> 261 {
>> 262 return GetStartPhiAngle();
>> 263 }
>> 264
>> 265 inline
>> 266 G4double G4Tubs::GetDPhi () const
>> 267 {
>> 268 return GetDeltaPhiAngle();
>> 269 }
>> 270
234 inline 271 inline
235 G4double G4Tubs::GetCubicVolume() 272 G4double G4Tubs::GetCubicVolume()
236 { 273 {
237 if(fCubicVolume != 0.) {;} 274 if(fCubicVolume != 0.) {;}
238 else { fCubicVolume = fDPhi*fDz*(fRMax*fRM 275 else { fCubicVolume = fDPhi*fDz*(fRMax*fRMax-fRMin*fRMin); }
239 return fCubicVolume; 276 return fCubicVolume;
240 } 277 }
241 278
242 inline 279 inline
243 G4double G4Tubs::GetSurfaceArea() 280 G4double G4Tubs::GetSurfaceArea()
244 { 281 {
245 if(fSurfaceArea != 0.) {;} 282 if(fSurfaceArea != 0.) {;}
246 else 283 else
247 { 284 {
248 fSurfaceArea = fDPhi*(fRMin+fRMax)*(2*fDz+ 285 fSurfaceArea = fDPhi*(fRMin+fRMax)*(2*fDz+fRMax-fRMin);
249 if (!fPhiFullTube) 286 if (!fPhiFullTube)
250 { 287 {
251 fSurfaceArea = fSurfaceArea + 4*fDz*(fRM 288 fSurfaceArea = fSurfaceArea + 4*fDz*(fRMax-fRMin);
252 } 289 }
253 } 290 }
254 return fSurfaceArea; 291 return fSurfaceArea;
255 } <<
256 <<
257 inline <<
258 G4double G4Tubs::FastInverseRxy( const G4Three <<
259 G4doubl <<
260 G4doubl <<
261 { <<
262 G4double rho2 = sqr( pos.x() ) + sqr( pos.y( <<
263 G4bool onSurface = std::fabs( rho2 * invRad <<
264 G4double invRho = onSurface ? invRad : 1.0 / <<
265 return invRho; <<
266 } 292 }
267 293