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24 // ******************************************* 24 // ********************************************************************
25 // 25 //
>> 26 //
>> 27 // $Id: G4Tubs.icc 66356 2012-12-18 09:02:32Z gcosmo $
>> 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 <<
61 { <<
62 return sinSPhi; <<
63 } <<
64 <<
65 inline <<
66 G4double G4Tubs::GetCosStartPhi () const <<
67 { <<
68 return cosSPhi; <<
69 } <<
70 <<
71 inline <<
72 G4double G4Tubs::GetSinEndPhi () const <<
73 { <<
74 return sinEPhi; <<
75 } <<
76 <<
77 inline <<
78 G4double G4Tubs::GetCosEndPhi () const <<
79 { <<
80 return cosEPhi; <<
81 } <<
82 <<
83 inline <<
84 void G4Tubs::Initialize() 68 void G4Tubs::Initialize()
85 { 69 {
86 fCubicVolume = 0.; 70 fCubicVolume = 0.;
87 fSurfaceArea = 0.; 71 fSurfaceArea = 0.;
88 fInvRmax= 1.0 / fRMax; << 72 fpPolyhedron = 0;
89 fInvRmin= fRMin > 0. ? 1.0 / fRMin : 0.0; <<
90 fRebuildPolyhedron = true; <<
91 } 73 }
92 74
93 inline << 75 inline
94 void G4Tubs::InitializeTrigonometry() 76 void G4Tubs::InitializeTrigonometry()
95 { 77 {
96 G4double hDPhi = 0.5*fDPhi; 78 G4double hDPhi = 0.5*fDPhi; // half delta phi
97 G4double cPhi = fSPhi + hDPhi; << 79 G4double cPhi = fSPhi + hDPhi;
98 G4double ePhi = fSPhi + fDPhi; 80 G4double ePhi = fSPhi + fDPhi;
99 81
100 sinCPhi = std::sin(cPhi); 82 sinCPhi = std::sin(cPhi);
101 cosCPhi = std::cos(cPhi); 83 cosCPhi = std::cos(cPhi);
102 cosHDPhi = std::cos(hDPhi); <<
103 cosHDPhiIT = std::cos(hDPhi - 0.5*kAngTolera 84 cosHDPhiIT = std::cos(hDPhi - 0.5*kAngTolerance); // inner/outer tol half dphi
104 cosHDPhiOT = std::cos(hDPhi + 0.5*kAngTolera 85 cosHDPhiOT = std::cos(hDPhi + 0.5*kAngTolerance);
105 sinSPhi = std::sin(fSPhi); 86 sinSPhi = std::sin(fSPhi);
106 cosSPhi = std::cos(fSPhi); 87 cosSPhi = std::cos(fSPhi);
107 sinEPhi = std::sin(ePhi); 88 sinEPhi = std::sin(ePhi);
108 cosEPhi = std::cos(ePhi); 89 cosEPhi = std::cos(ePhi);
109 } 90 }
110 91
111 inline void G4Tubs::CheckSPhiAngle(G4double sP 92 inline void G4Tubs::CheckSPhiAngle(G4double sPhi)
112 { 93 {
113 // Ensure fSphi in 0-2PI or -2PI-0 range if 94 // Ensure fSphi in 0-2PI or -2PI-0 range if shape crosses 0
114 95
115 if ( sPhi < 0 ) 96 if ( sPhi < 0 )
116 { 97 {
117 fSPhi = CLHEP::twopi - std::fmod(std::fabs 98 fSPhi = CLHEP::twopi - std::fmod(std::fabs(sPhi),CLHEP::twopi);
118 } 99 }
119 else 100 else
120 { 101 {
121 fSPhi = std::fmod(sPhi,CLHEP::twopi) ; 102 fSPhi = std::fmod(sPhi,CLHEP::twopi) ;
122 } 103 }
123 if ( fSPhi+fDPhi > CLHEP::twopi ) 104 if ( fSPhi+fDPhi > CLHEP::twopi )
124 { 105 {
125 fSPhi -= CLHEP::twopi ; 106 fSPhi -= CLHEP::twopi ;
126 } 107 }
127 } 108 }
128 109
129 inline void G4Tubs::CheckDPhiAngle(G4double dP 110 inline void G4Tubs::CheckDPhiAngle(G4double dPhi)
130 { 111 {
131 fPhiFullTube = true; 112 fPhiFullTube = true;
132 if ( dPhi >= CLHEP::twopi-kAngTolerance*0.5 113 if ( dPhi >= CLHEP::twopi-kAngTolerance*0.5 )
133 { 114 {
134 fDPhi=CLHEP::twopi; 115 fDPhi=CLHEP::twopi;
135 fSPhi=0; 116 fSPhi=0;
136 } 117 }
137 else 118 else
138 { 119 {
139 fPhiFullTube = false; 120 fPhiFullTube = false;
140 if ( dPhi > 0 ) 121 if ( dPhi > 0 )
141 { 122 {
142 fDPhi = dPhi; 123 fDPhi = dPhi;
143 } 124 }
144 else 125 else
145 { 126 {
146 std::ostringstream message; 127 std::ostringstream message;
147 message << "Invalid dphi." << G4endl 128 message << "Invalid dphi." << G4endl
148 << "Negative or zero delta-Phi ( 129 << "Negative or zero delta-Phi (" << dPhi << "), for solid: "
149 << GetName(); 130 << GetName();
150 G4Exception("G4Tubs::CheckDPhiAngle()", 131 G4Exception("G4Tubs::CheckDPhiAngle()", "GeomSolids0002",
151 FatalException, message); 132 FatalException, message);
152 } 133 }
153 } 134 }
154 } 135 }
155 136
156 inline void G4Tubs::CheckPhiAngles(G4double sP 137 inline void G4Tubs::CheckPhiAngles(G4double sPhi, G4double dPhi)
157 { 138 {
158 CheckDPhiAngle(dPhi); 139 CheckDPhiAngle(dPhi);
159 if ( (fDPhi<CLHEP::twopi) && ((sPhi) != 0.0) << 140 if ( (fDPhi<CLHEP::twopi) && (sPhi) ) { CheckSPhiAngle(sPhi); }
160 InitializeTrigonometry(); 141 InitializeTrigonometry();
161 } 142 }
162 143
163 inline 144 inline
164 void G4Tubs::SetInnerRadius (G4double newRMin) 145 void G4Tubs::SetInnerRadius (G4double newRMin)
165 { 146 {
166 if ( newRMin < 0 ) // Check radii 147 if ( newRMin < 0 ) // Check radii
167 { 148 {
168 std::ostringstream message; 149 std::ostringstream message;
169 message << "Invalid radii." << G4endl 150 message << "Invalid radii." << G4endl
170 << "Invalid values for radii in so 151 << "Invalid values for radii in solid " << GetName() << G4endl
171 << " newRMin = " << newRMin 152 << " newRMin = " << newRMin
172 << ", fRMax = " << fRMax << G4endl 153 << ", fRMax = " << fRMax << G4endl
173 << " Negative inner radius! 154 << " Negative inner radius!";
174 G4Exception("G4Tubs::SetInnerRadius()", "G 155 G4Exception("G4Tubs::SetInnerRadius()", "GeomSolids0002",
175 FatalException, message); 156 FatalException, message);
176 } 157 }
177 fRMin= newRMin; 158 fRMin= newRMin;
178 Initialize(); 159 Initialize();
179 } 160 }
180 161
181 inline 162 inline
182 void G4Tubs::SetOuterRadius (G4double newRMax) 163 void G4Tubs::SetOuterRadius (G4double newRMax)
183 { 164 {
184 if ( newRMax <= 0 ) // Check radii 165 if ( newRMax <= 0 ) // Check radii
185 { 166 {
186 std::ostringstream message; 167 std::ostringstream message;
187 message << "Invalid radii." << G4endl 168 message << "Invalid radii." << G4endl
188 << "Invalid values for radii in so 169 << "Invalid values for radii in solid " << GetName() << G4endl
189 << " fRMin = " << fRMin 170 << " fRMin = " << fRMin
190 << ", newRMax = " << newRMax << G4 171 << ", newRMax = " << newRMax << G4endl
191 << " Invalid outer radius!" 172 << " Invalid outer radius!";
192 G4Exception("G4Tubs::SetOuterRadius()", "G 173 G4Exception("G4Tubs::SetOuterRadius()", "GeomSolids0002",
193 FatalException, message); 174 FatalException, message);
194 } 175 }
195 fRMax= newRMax; 176 fRMax= newRMax;
196 Initialize(); 177 Initialize();
197 } 178 }
198 179
199 inline 180 inline
200 void G4Tubs::SetZHalfLength (G4double newDz) 181 void G4Tubs::SetZHalfLength (G4double newDz)
201 { 182 {
202 if (newDz<=0) // Check z-len 183 if (newDz<=0) // Check z-len
203 { 184 {
204 std::ostringstream message; 185 std::ostringstream message;
205 message << "Invalid Z half-length." << G4e 186 message << "Invalid Z half-length." << G4endl
206 << "Negative Z half-length (" << n 187 << "Negative Z half-length (" << newDz << "), for solid: "
207 << GetName(); 188 << GetName();
208 G4Exception("G4Tubs::SetZHalfLength()", "G 189 G4Exception("G4Tubs::SetZHalfLength()", "GeomSolids0002",
209 FatalException, message); 190 FatalException, message);
210 } 191 }
211 fDz= newDz; 192 fDz= newDz;
212 Initialize(); 193 Initialize();
213 } 194 }
214 195
215 inline 196 inline
216 void G4Tubs::SetStartPhiAngle (G4double newSPh 197 void G4Tubs::SetStartPhiAngle (G4double newSPhi, G4bool compute)
217 { 198 {
218 // Flag 'compute' can be used to explicitely 199 // Flag 'compute' can be used to explicitely avoid recomputation of
219 // trigonometry in case SetDeltaPhiAngle() i 200 // trigonometry in case SetDeltaPhiAngle() is invoked afterwards
220 201
221 CheckSPhiAngle(newSPhi); 202 CheckSPhiAngle(newSPhi);
222 fPhiFullTube = false; 203 fPhiFullTube = false;
223 if (compute) { InitializeTrigonometry(); } 204 if (compute) { InitializeTrigonometry(); }
224 Initialize(); 205 Initialize();
225 } 206 }
226 207
227 inline 208 inline
228 void G4Tubs::SetDeltaPhiAngle (G4double newDPh 209 void G4Tubs::SetDeltaPhiAngle (G4double newDPhi)
229 { 210 {
230 CheckPhiAngles(fSPhi, newDPhi); 211 CheckPhiAngles(fSPhi, newDPhi);
231 Initialize(); 212 Initialize();
232 } 213 }
233 214
>> 215 // Older names for access functions
>> 216
>> 217 inline
>> 218 G4double G4Tubs::GetRMin () const
>> 219 {
>> 220 return GetInnerRadius();
>> 221 }
>> 222
>> 223 inline
>> 224 G4double G4Tubs::GetRMax () const
>> 225 {
>> 226 return GetOuterRadius();
>> 227 }
>> 228
>> 229 inline
>> 230 G4double G4Tubs::GetDz () const
>> 231 {
>> 232 return GetZHalfLength() ;
>> 233 }
>> 234
>> 235 inline
>> 236 G4double G4Tubs::GetSPhi () const
>> 237 {
>> 238 return GetStartPhiAngle();
>> 239 }
>> 240
>> 241 inline
>> 242 G4double G4Tubs::GetDPhi () const
>> 243 {
>> 244 return GetDeltaPhiAngle();
>> 245 }
>> 246
234 inline 247 inline
235 G4double G4Tubs::GetCubicVolume() 248 G4double G4Tubs::GetCubicVolume()
236 { 249 {
237 if(fCubicVolume != 0.) {;} 250 if(fCubicVolume != 0.) {;}
238 else { fCubicVolume = fDPhi*fDz*(fRMax*fRM 251 else { fCubicVolume = fDPhi*fDz*(fRMax*fRMax-fRMin*fRMin); }
239 return fCubicVolume; 252 return fCubicVolume;
240 } 253 }
241 254
242 inline 255 inline
243 G4double G4Tubs::GetSurfaceArea() 256 G4double G4Tubs::GetSurfaceArea()
244 { 257 {
245 if(fSurfaceArea != 0.) {;} 258 if(fSurfaceArea != 0.) {;}
246 else 259 else
247 { 260 {
248 fSurfaceArea = fDPhi*(fRMin+fRMax)*(2*fDz+ 261 fSurfaceArea = fDPhi*(fRMin+fRMax)*(2*fDz+fRMax-fRMin);
249 if (!fPhiFullTube) 262 if (!fPhiFullTube)
250 { 263 {
251 fSurfaceArea = fSurfaceArea + 4*fDz*(fRM 264 fSurfaceArea = fSurfaceArea + 4*fDz*(fRMax-fRMin);
252 } 265 }
253 } 266 }
254 return fSurfaceArea; 267 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 } 268 }
267 269