Geant4 Cross Reference |
1 // 1 2 // ******************************************* 3 // * License and Disclaimer 4 // * 5 // * The Geant4 software is copyright of th 6 // * the Geant4 Collaboration. It is provided 7 // * conditions of the Geant4 Software License 8 // * LICENSE and available at http://cern.ch/ 9 // * include a list of copyright holders. 10 // * 11 // * Neither the authors of this software syst 12 // * institutes,nor the agencies providing fin 13 // * work make any representation or warran 14 // * regarding this software system or assum 15 // * use. Please see the license in the file 16 // * for the full disclaimer and the limitatio 17 // * 18 // * This code implementation is the result 19 // * technical work of the GEANT4 collaboratio 20 // * By using, copying, modifying or distri 21 // * any work based on the software) you ag 22 // * use in resulting scientific publicati 23 // * acceptance of all terms of the Geant4 Sof 24 // ******************************************* 25 // 26 // Implementation of inline methods of G4Cons 27 // ------------------------------------------- 28 29 inline 30 G4double G4Cons::GetInnerRadiusMinusZ() const 31 { 32 return fRmin1 ; 33 } 34 35 inline 36 G4double G4Cons::GetOuterRadiusMinusZ() const 37 { 38 return fRmax1 ; 39 } 40 41 inline 42 G4double G4Cons::GetInnerRadiusPlusZ() const 43 { 44 return fRmin2 ; 45 } 46 47 inline 48 G4double G4Cons::GetOuterRadiusPlusZ() const 49 { 50 return fRmax2 ; 51 } 52 53 inline 54 G4double G4Cons::GetZHalfLength() const 55 { 56 return fDz ; 57 } 58 59 inline 60 G4double G4Cons::GetStartPhiAngle() const 61 { 62 return fSPhi ; 63 } 64 65 inline 66 G4double G4Cons::GetDeltaPhiAngle() const 67 { 68 return fDPhi; 69 } 70 71 inline 72 G4double G4Cons::GetSinStartPhi() const 73 { 74 return sinSPhi; 75 } 76 77 inline 78 G4double G4Cons::GetCosStartPhi() const 79 { 80 return cosSPhi; 81 } 82 83 inline 84 G4double G4Cons::GetSinEndPhi() const 85 { 86 return sinEPhi; 87 } 88 89 inline 90 G4double G4Cons::GetCosEndPhi() const 91 { 92 return cosEPhi; 93 } 94 95 inline 96 void G4Cons::Initialize() 97 { 98 fCubicVolume = 0.; 99 fSurfaceArea = 0.; 100 fRebuildPolyhedron = true; 101 } 102 103 inline 104 void G4Cons::InitializeTrigonometry() 105 { 106 G4double hDPhi = 0.5*fDPhi; 107 G4double cPhi = fSPhi + hDPhi; 108 G4double ePhi = fSPhi + fDPhi; 109 110 sinCPhi = std::sin(cPhi); 111 cosCPhi = std::cos(cPhi); 112 cosHDPhi = std::cos(hDPhi); 113 cosHDPhiIT = std::cos(hDPhi - 0.5*kAngTolera 114 cosHDPhiOT = std::cos(hDPhi + 0.5*kAngTolera 115 sinSPhi = std::sin(fSPhi); 116 cosSPhi = std::cos(fSPhi); 117 sinEPhi = std::sin(ePhi); 118 cosEPhi = std::cos(ePhi); 119 } 120 121 inline void G4Cons::CheckSPhiAngle(G4double sP 122 { 123 // Ensure fSphi in 0-2PI or -2PI-0 range if 124 125 if ( sPhi < 0 ) 126 { 127 fSPhi = CLHEP::twopi - std::fmod(std::fabs 128 } 129 else 130 { 131 fSPhi = std::fmod(sPhi,CLHEP::twopi) ; 132 } 133 if ( fSPhi+fDPhi > CLHEP::twopi ) 134 { 135 fSPhi -= CLHEP::twopi ; 136 } 137 } 138 139 inline void G4Cons::CheckDPhiAngle(G4double dP 140 { 141 fPhiFullCone = true; 142 if ( dPhi >= CLHEP::twopi-kAngTolerance*0.5 143 { 144 fDPhi=CLHEP::twopi; 145 fSPhi=0; 146 } 147 else 148 { 149 fPhiFullCone = false; 150 if ( dPhi > 0 ) 151 { 152 fDPhi = dPhi; 153 } 154 else 155 { 156 std::ostringstream message; 157 message << "Invalid dphi." << G4endl 158 << "Negative or zero delta-Phi ( 159 << GetName(); 160 G4Exception("G4Cons::CheckDPhiAngle()", 161 FatalException, message); 162 } 163 } 164 } 165 166 inline void G4Cons::CheckPhiAngles(G4double sP 167 { 168 CheckDPhiAngle(dPhi); 169 if ( (fDPhi<CLHEP::twopi) && ((sPhi) != 0.0) 170 InitializeTrigonometry(); 171 } 172 173 inline 174 void G4Cons::SetInnerRadiusMinusZ( G4double Rm 175 { 176 fRmin1= Rmin1 ; 177 Initialize(); 178 } 179 180 inline 181 void G4Cons::SetOuterRadiusMinusZ( G4double Rm 182 { 183 fRmax1= Rmax1 ; 184 Initialize(); 185 } 186 187 inline 188 void G4Cons::SetInnerRadiusPlusZ ( G4double Rm 189 { 190 fRmin2= Rmin2 ; 191 Initialize(); 192 } 193 194 inline 195 void G4Cons::SetOuterRadiusPlusZ ( G4double Rm 196 { 197 fRmax2= Rmax2 ; 198 Initialize(); 199 } 200 201 inline 202 void G4Cons::SetZHalfLength ( G4double newDz ) 203 { 204 fDz= newDz ; 205 Initialize(); 206 } 207 208 inline 209 void G4Cons::SetStartPhiAngle ( G4double newSP 210 { 211 // Flag 'compute' can be used to explicitely 212 // trigonometry in case SetDeltaPhiAngle() i 213 214 CheckSPhiAngle(newSPhi); 215 fPhiFullCone = false; 216 if (compute) { InitializeTrigonometry(); } 217 Initialize(); 218 } 219 220 void G4Cons::SetDeltaPhiAngle ( G4double newDP 221 { 222 CheckPhiAngles(fSPhi, newDPhi); 223 Initialize(); 224 } 225 226 inline 227 G4double G4Cons::GetCubicVolume() 228 { 229 if(fCubicVolume != 0.) {;} 230 else 231 { 232 G4double Rmean, rMean, deltaR, deltar; 233 234 Rmean = 0.5*(fRmax1+fRmax2); 235 deltaR = fRmax1-fRmax2; 236 237 rMean = 0.5*(fRmin1+fRmin2); 238 deltar = fRmin1-fRmin2; 239 fCubicVolume = fDPhi*fDz*(Rmean*Rmean-rMea 240 +(deltaR*deltaR-de 241 } 242 return fCubicVolume; 243 } 244 245 inline 246 G4double G4Cons::GetSurfaceArea() 247 { 248 if(fSurfaceArea != 0.) {;} 249 else 250 { 251 G4double mmin, mmax, dmin, dmax; 252 253 mmin= (fRmin1+fRmin2)*0.5; 254 mmax= (fRmax1+fRmax2)*0.5; 255 dmin= (fRmin2-fRmin1); 256 dmax= (fRmax2-fRmax1); 257 258 fSurfaceArea = fDPhi*( mmin * std::sqrt(dm 259 + mmax * std::sqrt(dm 260 + 0.5*(fRmax1*fRmax1- 261 +fRmax2*fRmax2- 262 if(!fPhiFullCone) 263 { 264 fSurfaceArea = fSurfaceArea+4*fDz*(mmax- 265 } 266 } 267 return fSurfaceArea; 268 } 269