[831] | 1 | // |
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| 2 | // ******************************************************************** |
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| 3 | // * License and Disclaimer * |
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| 4 | // * * |
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| 5 | // * The Geant4 software is copyright of the Copyright Holders of * |
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| 6 | // * the Geant4 Collaboration. It is provided under the terms and * |
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| 7 | // * conditions of the Geant4 Software License, included in the file * |
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| 8 | // * LICENSE and available at http://cern.ch/geant4/license . These * |
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| 9 | // * include a list of copyright holders. * |
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| 10 | // * * |
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| 11 | // * Neither the authors of this software system, nor their employing * |
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| 12 | // * institutes,nor the agencies providing financial support for this * |
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| 13 | // * work make any representation or warranty, express or implied, * |
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| 14 | // * regarding this software system or assume any liability for its * |
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| 15 | // * use. Please see the license in the file LICENSE and URL above * |
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| 16 | // * for the full disclaimer and the limitation of liability. * |
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| 17 | // * * |
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| 18 | // * This code implementation is the result of the scientific and * |
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| 19 | // * technical work of the GEANT4 collaboration. * |
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| 20 | // * By using, copying, modifying or distributing the software (or * |
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| 21 | // * any work based on the software) you agree to acknowledge its * |
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| 22 | // * use in resulting scientific publications, and indicate your * |
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| 23 | // * acceptance of all terms of the Geant4 Software license. * |
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| 24 | // ******************************************************************** |
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| 25 | // |
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| 26 | // |
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[1228] | 27 | // $Id: G4Tubs.icc,v 1.14 2009/06/09 16:08:23 gcosmo Exp $ |
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| 28 | // GEANT4 tag $Name: geant4-09-03 $ |
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[831] | 29 | // |
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| 30 | // -------------------------------------------------------------------- |
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| 31 | // GEANT 4 inline definitions file |
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| 32 | // |
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| 33 | // G4Tubs.icc |
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| 34 | // |
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| 35 | // Implementation of inline methods of G4Tubs |
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| 36 | // -------------------------------------------------------------------- |
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| 37 | |
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| 38 | inline |
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| 39 | G4double G4Tubs::GetInnerRadius () const |
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| 40 | { |
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| 41 | return fRMin; |
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| 42 | } |
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| 43 | |
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| 44 | inline |
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| 45 | G4double G4Tubs::GetOuterRadius () const |
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| 46 | { |
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| 47 | return fRMax; |
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| 48 | } |
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| 49 | |
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| 50 | inline |
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| 51 | G4double G4Tubs::GetZHalfLength () const |
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| 52 | { |
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| 53 | return fDz; |
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| 54 | } |
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| 55 | |
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| 56 | inline |
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| 57 | G4double G4Tubs::GetStartPhiAngle () const |
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| 58 | { |
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| 59 | return fSPhi; |
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| 60 | } |
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| 61 | |
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| 62 | inline |
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| 63 | G4double G4Tubs::GetDeltaPhiAngle () const |
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| 64 | { |
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| 65 | return fDPhi; |
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| 66 | } |
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| 67 | |
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[921] | 68 | inline |
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| 69 | void G4Tubs::Initialize() |
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| 70 | { |
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| 71 | fCubicVolume = 0.; |
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| 72 | fSurfaceArea = 0.; |
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| 73 | fpPolyhedron = 0; |
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| 74 | } |
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| 75 | |
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| 76 | inline |
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| 77 | void G4Tubs::InitializeTrigonometry() |
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| 78 | { |
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| 79 | G4double hDPhi = 0.5*fDPhi; // half delta phi |
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| 80 | G4double cPhi = fSPhi + hDPhi; |
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| 81 | G4double ePhi = fSPhi + fDPhi; |
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| 82 | |
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| 83 | sinCPhi = std::sin(cPhi); |
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| 84 | cosCPhi = std::cos(cPhi); |
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| 85 | cosHDPhiIT = std::cos(hDPhi - 0.5*kAngTolerance); // inner/outer tol half dphi |
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| 86 | cosHDPhiOT = std::cos(hDPhi + 0.5*kAngTolerance); |
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| 87 | sinSPhi = std::sin(fSPhi); |
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| 88 | cosSPhi = std::cos(fSPhi); |
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| 89 | sinEPhi = std::sin(ePhi); |
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| 90 | cosEPhi = std::cos(ePhi); |
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| 91 | } |
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| 92 | |
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[1228] | 93 | inline void G4Tubs::CheckSPhiAngle(G4double sPhi) |
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| 94 | { |
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| 95 | // Ensure fSphi in 0-2PI or -2PI-0 range if shape crosses 0 |
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| 96 | |
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| 97 | if ( sPhi < 0 ) |
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| 98 | { |
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| 99 | fSPhi = twopi - std::fmod(std::fabs(sPhi),twopi); |
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| 100 | } |
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| 101 | else |
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| 102 | { |
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| 103 | fSPhi = std::fmod(sPhi,twopi) ; |
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| 104 | } |
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| 105 | if ( fSPhi+fDPhi > twopi ) |
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| 106 | { |
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| 107 | fSPhi -= twopi ; |
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| 108 | } |
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| 109 | } |
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| 110 | |
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| 111 | inline void G4Tubs::CheckDPhiAngle(G4double dPhi) |
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| 112 | { |
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| 113 | fPhiFullTube = true; |
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| 114 | if ( dPhi >= twopi-kAngTolerance*0.5 ) |
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| 115 | { |
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| 116 | fDPhi=twopi; |
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| 117 | fSPhi=0; |
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| 118 | } |
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| 119 | else |
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| 120 | { |
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| 121 | fPhiFullTube = false; |
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| 122 | if ( dPhi > 0 ) |
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| 123 | { |
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| 124 | fDPhi = dPhi; |
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| 125 | } |
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| 126 | else |
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| 127 | { |
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| 128 | G4cerr << "ERROR - G4Tubs()::CheckDPhiAngle()" << G4endl |
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| 129 | << " Negative or zero delta-Phi (" << dPhi << ") in solid: " |
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| 130 | << GetName() << G4endl; |
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| 131 | G4Exception("G4Tubs::CheckDPhiAngle()", "InvalidSetup", |
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| 132 | FatalException, "Invalid dphi."); |
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| 133 | } |
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| 134 | } |
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| 135 | } |
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| 136 | |
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| 137 | inline void G4Tubs::CheckPhiAngles(G4double sPhi, G4double dPhi) |
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| 138 | { |
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| 139 | CheckDPhiAngle(dPhi); |
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| 140 | if ( (fDPhi<twopi) && (sPhi) ) { CheckSPhiAngle(sPhi); } |
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| 141 | InitializeTrigonometry(); |
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| 142 | } |
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| 143 | |
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[831] | 144 | inline |
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| 145 | void G4Tubs::SetInnerRadius (G4double newRMin) |
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| 146 | { |
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| 147 | fRMin= newRMin; |
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[921] | 148 | Initialize(); |
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[831] | 149 | } |
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| 150 | |
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| 151 | inline |
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| 152 | void G4Tubs::SetOuterRadius (G4double newRMax) |
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| 153 | { |
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| 154 | fRMax= newRMax; |
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[921] | 155 | Initialize(); |
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[831] | 156 | } |
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| 157 | |
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| 158 | inline |
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| 159 | void G4Tubs::SetZHalfLength (G4double newDz) |
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| 160 | { |
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| 161 | fDz= newDz; |
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[921] | 162 | Initialize(); |
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[831] | 163 | } |
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| 164 | |
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| 165 | inline |
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[1228] | 166 | void G4Tubs::SetStartPhiAngle (G4double newSPhi, G4bool compute) |
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[831] | 167 | { |
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[1228] | 168 | // Flag 'compute' can be used to explicitely avoid recomputation of |
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| 169 | // trigonometry in case SetDeltaPhiAngle() is invoked afterwards |
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| 170 | |
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| 171 | CheckSPhiAngle(newSPhi); |
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| 172 | fPhiFullTube = false; |
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| 173 | if (compute) { InitializeTrigonometry(); } |
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[921] | 174 | Initialize(); |
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[831] | 175 | } |
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| 176 | |
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| 177 | inline |
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| 178 | void G4Tubs::SetDeltaPhiAngle (G4double newDPhi) |
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| 179 | { |
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[1228] | 180 | CheckPhiAngles(fSPhi, newDPhi); |
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[921] | 181 | Initialize(); |
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[831] | 182 | } |
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| 183 | |
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| 184 | // Older names for access functions |
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| 185 | |
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| 186 | inline |
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| 187 | G4double G4Tubs::GetRMin () const |
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| 188 | { |
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| 189 | return GetInnerRadius(); |
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| 190 | } |
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| 191 | |
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| 192 | inline |
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| 193 | G4double G4Tubs::GetRMax () const |
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| 194 | { |
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| 195 | return GetOuterRadius(); |
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| 196 | } |
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| 197 | |
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| 198 | inline |
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| 199 | G4double G4Tubs::GetDz () const |
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| 200 | { |
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| 201 | return GetZHalfLength() ; |
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| 202 | } |
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| 203 | |
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| 204 | inline |
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| 205 | G4double G4Tubs::GetSPhi () const |
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| 206 | { |
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| 207 | return GetStartPhiAngle(); |
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| 208 | } |
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| 209 | |
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| 210 | inline |
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| 211 | G4double G4Tubs::GetDPhi () const |
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| 212 | { |
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| 213 | return GetDeltaPhiAngle(); |
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| 214 | } |
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| 215 | |
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| 216 | inline |
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| 217 | G4double G4Tubs::GetCubicVolume() |
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| 218 | { |
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| 219 | if(fCubicVolume != 0.) {;} |
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| 220 | else { fCubicVolume = fDPhi*fDz*(fRMax*fRMax-fRMin*fRMin); } |
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| 221 | return fCubicVolume; |
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| 222 | } |
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| 223 | |
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| 224 | inline |
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| 225 | G4double G4Tubs::GetSurfaceArea() |
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| 226 | { |
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| 227 | if(fSurfaceArea != 0.) {;} |
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| 228 | else |
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| 229 | { |
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| 230 | fSurfaceArea = fDPhi*(fRMin+fRMax)*(2*fDz+fRMax-fRMin); |
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[921] | 231 | if (!fPhiFullTube) |
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[831] | 232 | { |
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| 233 | fSurfaceArea = fSurfaceArea + 4*fDz*(fRMax-fRMin); |
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| 234 | } |
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| 235 | } |
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| 236 | return fSurfaceArea; |
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| 237 | } |
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