1 | // |
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2 | // ******************************************************************** |
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3 | // * License and Disclaimer * |
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4 | // * * |
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6 | // * the Geant4 Collaboration. It is provided under the terms and * |
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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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27 | // $Id: G4BREPSolidSphere.hh,v 1.11 2006/06/29 18:38:01 gunter Exp $ |
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28 | // GEANT4 tag $Name: geant4-09-02-ref-02 $ |
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29 | // |
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30 | // ---------------------------------------------------------------------- |
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31 | // Class G4BREPSolidSphere |
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32 | // |
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33 | // Class description: |
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34 | // |
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35 | // Definition of a generic BREP sphere: |
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36 | // |
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37 | // G4BREPSolidSphere(const G4String& name, |
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38 | // const G4Vector3D& origin, |
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39 | // const G4Vector3D& xhat, |
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40 | // const G4Vector3D& zhat, |
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41 | // G4double radius) |
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42 | |
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43 | // Authors: J.Sulkimo, P.Urban. |
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44 | // Revisions by: L.Broglia, G.Cosmo. |
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45 | // ---------------------------------------------------------------------- |
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46 | #ifndef __G4BREPSolidSphere |
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47 | #define __G4BREPSolidSphere |
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48 | |
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49 | #include "G4BREPSolid.hh" |
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50 | |
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51 | class G4BREPSolidSphere : public G4BREPSolid |
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52 | { |
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53 | |
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54 | public: // with description |
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55 | |
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56 | G4BREPSolidSphere(const G4String& name, |
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57 | const G4Vector3D& origin, |
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58 | const G4Vector3D& xhat, |
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59 | const G4Vector3D& zhat, |
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60 | G4double radius); |
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61 | // Constructor defining the sphere through its spherical surfaces. |
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62 | |
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63 | ~G4BREPSolidSphere(); |
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64 | // Empty destructor. |
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65 | |
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66 | EInside Inside(register const G4ThreeVector& Pt) const; |
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67 | // Determines if the point Pt is inside, outside or on the surface |
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68 | // of the solid. |
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69 | |
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70 | G4ThreeVector SurfaceNormal(const G4ThreeVector&) const; |
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71 | // Calculates the normal of the surface at a point on the surface |
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72 | // The sense of the normal depends on the sense of the surface. |
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73 | |
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74 | G4double DistanceToIn(const G4ThreeVector&) const; |
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75 | // Calculates the shortest distance ("safety") from a point |
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76 | // outside the solid to any boundary of this solid. |
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77 | // Return 0 if the point is already inside. |
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78 | |
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79 | G4double DistanceToIn(register const G4ThreeVector& Pt, |
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80 | register const G4ThreeVector& V) const; |
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81 | // Calculates the distance from a point Pt outside the solid |
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82 | // to the solid's boundary along a specified direction vector V. |
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83 | // Note: Intersections with boundaries less than the tolerance must |
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84 | // be ignored if the direction is away from the boundary. |
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85 | |
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86 | G4double DistanceToOut(register const G4ThreeVector& Pt, |
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87 | register const G4ThreeVector& V, |
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88 | const G4bool calcNorm=false, |
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89 | G4bool *validNorm=0, G4ThreeVector *n=0) const; |
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90 | // Calculates the distance from a point inside the solid to the solid`s |
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91 | // boundary along a specified direction vector. |
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92 | // Return 0 if the point is already outside. |
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93 | // Note: If the shortest distance to a boundary is less than the |
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94 | // tolerance, it is ignored. This allows for a point within a |
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95 | // tolerant boundary to leave immediately. |
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96 | |
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97 | G4double DistanceToOut(const G4ThreeVector&) const; |
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98 | // Calculates the shortest distance ("safety") from a point inside the |
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99 | // solid to any boundary of this solid. |
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100 | // Return 0 if the point is already outside. |
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101 | |
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102 | virtual std::ostream& StreamInfo(std::ostream& os) const; |
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103 | // Streams solid contents to output stream. |
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104 | |
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105 | public: // without description |
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106 | |
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107 | G4BREPSolidSphere(__void__&); |
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108 | // Fake default constructor for usage restricted to direct object |
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109 | // persistency for clients requiring preallocation of memory for |
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110 | // persistifiable objects. |
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111 | |
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112 | inline void SphReset() { active=1; } |
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113 | |
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114 | private: |
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115 | |
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116 | G4BREPSolidSphere(const G4BREPSolidSphere&); |
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117 | G4BREPSolidSphere& operator=(const G4BREPSolidSphere&); |
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118 | // Private copy constructor and assignment operator. |
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119 | |
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120 | struct G4BREPSphereParams |
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121 | { |
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122 | G4Vector3D origin; |
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123 | G4Vector3D xhat; |
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124 | G4Vector3D zhat; |
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125 | G4double radius; |
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126 | } constructorParams; |
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127 | }; |
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128 | |
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129 | #endif |
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