[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 | // $Id: G4BREPSolidCone.cc,v 1.15 2006/06/29 18:41:16 gunter Exp $ |
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[850] | 27 | // GEANT4 tag $Name: HEAD $ |
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[831] | 28 | // |
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| 29 | // ---------------------------------------------------------------------- |
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| 30 | // GEANT 4 class source file |
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| 31 | // |
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| 32 | // G4BREPSolidCone.cc |
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| 33 | // |
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| 34 | // ---------------------------------------------------------------------- |
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| 35 | |
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| 36 | #include "G4BREPSolidCone.hh" |
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| 37 | #include "G4FPlane.hh" |
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| 38 | #include "G4FConicalSurface.hh" |
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| 39 | #include "G4FCylindricalSurface.hh" |
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| 40 | #include "G4CircularCurve.hh" |
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| 41 | |
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| 42 | G4BREPSolidCone::G4BREPSolidCone(const G4String& name, |
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| 43 | const G4ThreeVector& origin, |
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| 44 | const G4ThreeVector& axis, |
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| 45 | const G4ThreeVector& direction, |
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| 46 | G4double length, |
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| 47 | G4double radius, |
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| 48 | G4double large_radius) |
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| 49 | : G4BREPSolid(name) |
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| 50 | { |
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| 51 | SurfaceVec = new G4Surface*[3]; |
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| 52 | G4Point3D ArcStart1 = G4Point3D(origin + (radius*direction)); |
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| 53 | G4Vector3D tmpaxis(axis); |
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| 54 | G4Vector3D tmporigin(origin); |
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| 55 | G4Point3D tmppoint; |
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| 56 | |
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| 57 | tmppoint= G4Point3D(origin) + (length*tmpaxis); |
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| 58 | G4Point3D origin2(tmppoint.x(), tmppoint.y(), tmppoint.z()); |
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| 59 | |
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| 60 | tmppoint= origin2 + (large_radius*tmpaxis); |
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| 61 | G4Point3D ArcStart2(tmppoint.x(), tmppoint.y(), tmppoint.z()); |
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| 62 | |
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| 63 | G4Ray::Vcross(tmpaxis, axis, direction); |
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| 64 | G4ThreeVector axis2(tmpaxis.x(),tmpaxis.y(), tmpaxis.z()); |
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| 65 | |
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| 66 | G4CurveVector CVec; |
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| 67 | G4CircularCurve* tmp; |
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| 68 | |
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| 69 | tmp = new G4CircularCurve(); |
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| 70 | tmp->Init(G4Axis2Placement3D(direction, axis2, origin) , large_radius); |
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| 71 | tmp->SetBounds(ArcStart1, ArcStart1); |
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| 72 | CVec.push_back(tmp); |
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| 73 | |
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| 74 | tmp = new G4CircularCurve(); |
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| 75 | tmp->Init(G4Axis2Placement3D(direction, axis2, origin2), large_radius); |
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| 76 | tmp->SetBounds(ArcStart2, ArcStart2); |
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| 77 | CVec.push_back(tmp); |
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| 78 | |
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| 79 | SurfaceVec[0] = new G4FConicalSurface(tmporigin, axis, |
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| 80 | length, radius, large_radius); |
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| 81 | SurfaceVec[0]->SetBoundaries(&CVec); |
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| 82 | |
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| 83 | // new G4AdvancedFace("G4FConicalSurface", tmporigin, direction, |
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| 84 | // axis, CVec, 1, 0,0,length, radius, large_radius); |
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| 85 | |
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| 86 | // Create end planes & boundaries for cone solid |
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| 87 | G4CurveVector CVec2; |
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| 88 | tmp = new G4CircularCurve(); |
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| 89 | tmp->Init(G4Axis2Placement3D(direction, axis2, origin), radius); |
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| 90 | tmp->SetBounds(ArcStart1, ArcStart1); |
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| 91 | CVec2.push_back(tmp); |
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| 92 | |
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| 93 | SurfaceVec[1] = new G4FPlane(tmpaxis, direction, origin2); |
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| 94 | //new G4AdvancedFace("G4FPlane" , origin2, direction, tmpaxis, CVec2, 1); |
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| 95 | SurfaceVec[1]->SetBoundaries(&CVec2); |
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| 96 | |
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| 97 | CVec2[0] = tmp = new G4CircularCurve(); |
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| 98 | tmp->Init(G4Axis2Placement3D(direction, axis2, origin2), large_radius); |
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| 99 | tmp->SetBounds(ArcStart2, ArcStart2); |
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| 100 | |
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| 101 | SurfaceVec[2] = new G4FPlane(tmpaxis, direction, origin); |
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| 102 | //new G4AdvancedFace("G4FPlane", origin, direction, tmpaxis, CVec2, 1); |
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| 103 | SurfaceVec[2]->SetBoundaries(&CVec2); |
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| 104 | |
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| 105 | nb_of_surfaces = 3; |
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| 106 | active=1; |
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| 107 | |
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| 108 | // Save constructor parameters |
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| 109 | constructorParams.origin = origin; |
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| 110 | constructorParams.axis = axis; |
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| 111 | constructorParams.direction = direction; |
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| 112 | constructorParams.length = length; |
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| 113 | constructorParams.radius = radius; |
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| 114 | constructorParams.large_radius = large_radius; |
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| 115 | |
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| 116 | Initialize(); |
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| 117 | } |
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| 118 | |
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| 119 | G4BREPSolidCone::G4BREPSolidCone( __void__& a ) |
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| 120 | : G4BREPSolid(a) |
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| 121 | { |
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| 122 | } |
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| 123 | |
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| 124 | G4BREPSolidCone::~G4BREPSolidCone() |
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| 125 | { |
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| 126 | } |
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| 127 | |
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| 128 | void G4BREPSolidCone::Initialize() |
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| 129 | { |
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| 130 | // Calc bounding box for solids and surfaces |
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| 131 | // Convert concave planes to convex |
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| 132 | ShortestDistance=1000000; |
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| 133 | CheckSurfaceNormals(); |
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| 134 | if(!Box || !AxisBox) |
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| 135 | IsConvex(); |
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| 136 | CalcBBoxes(); |
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| 137 | } |
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| 138 | |
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| 139 | EInside G4BREPSolidCone::Inside(register const G4ThreeVector& Pt) const |
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| 140 | { |
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| 141 | G4double dist1 = SurfaceVec[0]->HowNear(Pt); |
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| 142 | G4double dist2 = SurfaceVec[1]->ClosestDistanceToPoint(Pt); |
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| 143 | G4double dist3 = SurfaceVec[2]->ClosestDistanceToPoint(Pt); |
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| 144 | if(dist1 > dist2) dist1 = dist2; |
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| 145 | if(dist1 > dist3) dist1 = dist3; |
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| 146 | if(dist1 > 0) return kInside; |
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| 147 | if(dist1 < 0) return kOutside; |
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| 148 | return kSurface; |
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| 149 | } |
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| 150 | |
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| 151 | G4ThreeVector G4BREPSolidCone::SurfaceNormal(const G4ThreeVector& Pt) const |
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| 152 | { |
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| 153 | G4Vector3D n = SurfaceVec[0]->Normal(Pt); |
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| 154 | G4ThreeVector norm(n.x(), n.y(), n.z()); |
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| 155 | return norm; |
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| 156 | } |
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| 157 | |
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| 158 | G4double G4BREPSolidCone::DistanceToIn(const G4ThreeVector& Pt) const |
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| 159 | { |
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| 160 | G4double dist1 = std::fabs(SurfaceVec[0]->HowNear(Pt)); |
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| 161 | G4double dist2 = std::fabs(SurfaceVec[1]->ClosestDistanceToPoint(Pt)); |
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| 162 | G4double dist3 = std::fabs(SurfaceVec[2]->ClosestDistanceToPoint(Pt)); |
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| 163 | if(dist1 > dist2) dist1 = dist2; |
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| 164 | if(dist1 > dist3) dist1 = dist3; |
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| 165 | return dist1; |
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| 166 | |
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| 167 | } |
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| 168 | |
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| 169 | G4double G4BREPSolidCone::DistanceToIn(register const G4ThreeVector& Pt, |
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| 170 | register const G4ThreeVector& V) const |
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| 171 | { |
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| 172 | Reset(); |
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| 173 | G4Vector3D Pttmp(Pt); |
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| 174 | G4Vector3D Vtmp(V); |
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| 175 | // G4double kInfinity = 10e20; |
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| 176 | G4Ray r(Pttmp, Vtmp); |
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| 177 | |
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| 178 | if(SurfaceVec[0]->Intersect( r )) |
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| 179 | { |
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| 180 | ShortestDistance = SurfaceVec[0]->GetDistance(); |
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| 181 | return ShortestDistance; |
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| 182 | } |
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| 183 | return kInfinity; |
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| 184 | } |
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| 185 | |
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| 186 | G4double G4BREPSolidCone::DistanceToOut(register const G4ThreeVector& Pt, |
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| 187 | register const G4ThreeVector& V, |
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| 188 | const G4bool, |
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| 189 | G4bool *validNorm, |
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| 190 | G4ThreeVector *) const |
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| 191 | { |
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| 192 | if(validNorm) |
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| 193 | *validNorm = false; |
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| 194 | Reset(); |
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| 195 | |
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| 196 | G4Vector3D Pttmp(Pt); |
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| 197 | G4Vector3D Vtmp(V); |
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| 198 | // G4double kInfinity = 10e20; |
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| 199 | |
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| 200 | G4Ray r(Pttmp, Vtmp); |
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| 201 | if(SurfaceVec[0]->Intersect( r )) |
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| 202 | { |
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| 203 | ShortestDistance = SurfaceVec[0]->GetDistance(); |
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| 204 | return ShortestDistance; |
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| 205 | } |
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| 206 | return kInfinity; |
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| 207 | } |
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| 208 | |
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| 209 | G4double G4BREPSolidCone::DistanceToOut(const G4ThreeVector& Pt) const |
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| 210 | { |
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| 211 | G4double dist1 = std::fabs(SurfaceVec[0]->HowNear(Pt)); |
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| 212 | G4double dist2 = std::fabs(SurfaceVec[1]->ClosestDistanceToPoint(Pt)); |
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| 213 | G4double dist3 = std::fabs(SurfaceVec[2]->ClosestDistanceToPoint(Pt)); |
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| 214 | if(dist1 > dist2) dist1 = dist2; |
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| 215 | if(dist1 > dist3) dist1 = dist3; |
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| 216 | return dist1; |
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| 217 | } |
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| 218 | |
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| 219 | // Streams solid contents to output stream. |
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| 220 | std::ostream& G4BREPSolidCone::StreamInfo(std::ostream& os) const |
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| 221 | { |
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| 222 | G4BREPSolid::StreamInfo( os ) |
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| 223 | << "\n origin: " << constructorParams.origin |
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| 224 | << "\n axis: " << constructorParams.axis |
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| 225 | << "\n direction: " << constructorParams.direction |
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| 226 | << "\n length: " << constructorParams.length |
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| 227 | << "\n radius: " << constructorParams.radius |
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| 228 | << "\n large_radius: " << constructorParams.large_radius |
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| 229 | << "\n-----------------------------------------------------------\n"; |
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| 230 | |
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| 231 | return os; |
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| 232 | } |
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| 233 | |
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