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24 // ******************************************* 24 // ********************************************************************
25 // 25 //
>> 26 //
>> 27 // $Id$
>> 28 //
>> 29 //
>> 30 // --------------------------------------------------------------------
>> 31 // GEANT 4 class header file
>> 32 //
>> 33 //
26 // G4Trd 34 // G4Trd
27 // 35 //
28 // Class description: 36 // Class description:
29 // 37 //
30 // A G4Trd is a trapezoid with the x and y d 38 // A G4Trd is a trapezoid with the x and y dimensions varying along z
31 // functions: 39 // functions:
32 // 40 //
33 // Member Data: 41 // Member Data:
34 // 42 //
35 // fDx1 Half-length along x at the surf 43 // fDx1 Half-length along x at the surface positioned at -dz
36 // fDx2 Half-length along x at the surf 44 // fDx2 Half-length along x at the surface positioned at +dz
37 // fDy1 Half-length along y at the surf 45 // fDy1 Half-length along y at the surface positioned at -dz
38 // fDy2 Half-length along y at the surf 46 // fDy2 Half-length along y at the surface positioned at +dz
39 // fDz Half-length along z axis 47 // fDz Half-length along z axis
40 48
>> 49 // History:
41 // 12.01.95 P.Kent: Old prototype code convert 50 // 12.01.95 P.Kent: Old prototype code converted to thick geometry
>> 51 // 17.02.95 P.Kent: Exiting normal return
>> 52 // 19.08.96 P.Kent, V.Grichine: Fs in accordance with G4Box
42 // 21.04.97 J.Apostolakis: Added Set Methods 53 // 21.04.97 J.Apostolakis: Added Set Methods
43 // 19.11.99 V.Grichine: kUndefined was added t << 54 // 19.11.99 V.Grichine: kUndefined was added to Eside enum
44 // ------------------------------------------- 55 // --------------------------------------------------------------------
>> 56
45 #ifndef G4TRD_HH 57 #ifndef G4TRD_HH
46 #define G4TRD_HH 58 #define G4TRD_HH
47 59
48 #include "G4GeomTypes.hh" <<
49 <<
50 #if defined(G4GEOM_USE_USOLIDS) <<
51 #define G4GEOM_USE_UTRD 1 <<
52 #endif <<
53 <<
54 #if defined(G4GEOM_USE_UTRD) <<
55 #define G4UTrd G4Trd <<
56 #include "G4UTrd.hh" <<
57 #else <<
58 <<
59 #include "G4CSGSolid.hh" 60 #include "G4CSGSolid.hh"
60 #include "G4Polyhedron.hh" <<
61 61
62 class G4Trd : public G4CSGSolid << 62 class G4Trd : public G4CSGSolid
63 { 63 {
64 public: << 64 public: // with description
65 65
66 G4Trd( const G4String& pName, 66 G4Trd( const G4String& pName,
67 G4double pdx1, G4double pdx2, 67 G4double pdx1, G4double pdx2,
68 G4double pdy1, G4double pdy2, 68 G4double pdy1, G4double pdy2,
69 G4double pdz ); 69 G4double pdz );
70 // 70 //
71 // Constructs a trapezoid with name, and 71 // Constructs a trapezoid with name, and half lengths
72 72
73 ~G4Trd() override; << 73 ~G4Trd();
74 // 74 //
75 // Destructor 75 // Destructor
76 76
77 // Accessors 77 // Accessors
78 78
79 inline G4double GetXHalfLength1() const; 79 inline G4double GetXHalfLength1() const;
80 inline G4double GetXHalfLength2() const; 80 inline G4double GetXHalfLength2() const;
81 inline G4double GetYHalfLength1() const; 81 inline G4double GetYHalfLength1() const;
82 inline G4double GetYHalfLength2() const; 82 inline G4double GetYHalfLength2() const;
83 inline G4double GetZHalfLength() const; 83 inline G4double GetZHalfLength() const;
84 84
85 // Modifiers 85 // Modifiers
86 86
87 inline void SetXHalfLength1(G4double val); 87 inline void SetXHalfLength1(G4double val);
88 inline void SetXHalfLength2(G4double val); 88 inline void SetXHalfLength2(G4double val);
89 inline void SetYHalfLength1(G4double val); 89 inline void SetYHalfLength1(G4double val);
90 inline void SetYHalfLength2(G4double val); 90 inline void SetYHalfLength2(G4double val);
91 inline void SetZHalfLength(G4double val); 91 inline void SetZHalfLength(G4double val);
92 92
93 void SetAllParameters ( G4double pdx1, G4d <<
94 G4double pdy1, G4d <<
95 G4double pdz ); <<
96 <<
97 // Methods of solid 93 // Methods of solid
98 94
99 G4double GetCubicVolume() override; << 95 inline G4double GetCubicVolume();
100 G4double GetSurfaceArea() override; << 96 inline G4double GetSurfaceArea();
101 97
102 void ComputeDimensions( G4VPVParamet 98 void ComputeDimensions( G4VPVParameterisation* p,
103 const G4int n, 99 const G4int n,
104 const G4VPhysicalV << 100 const G4VPhysicalVolume* pRep );
105 101
106 void BoundingLimits(G4ThreeVector& pMin, G << 102 G4bool CalculateExtent( const EAxis pAxis,
>> 103 const G4VoxelLimits& pVoxelLimit,
>> 104 const G4AffineTransform& pTransform,
>> 105 G4double& pMin, G4double& pMax ) const;
107 106
108 G4bool CalculateExtent(const EAxis pAxis, << 107 EInside Inside( const G4ThreeVector& p ) const;
109 const G4VoxelLimits <<
110 const G4AffineTrans <<
111 G4double& pMi <<
112 108
113 EInside Inside( const G4ThreeVector& p ) c << 109 G4ThreeVector SurfaceNormal( const G4ThreeVector& p ) const;
114 <<
115 G4ThreeVector SurfaceNormal( const G4Three <<
116 110
117 G4double DistanceToIn( const G4ThreeVector 111 G4double DistanceToIn( const G4ThreeVector& p,
118 const G4ThreeVector << 112 const G4ThreeVector& v ) const;
119 113
120 G4double DistanceToIn( const G4ThreeVector << 114 G4double DistanceToIn( const G4ThreeVector& p ) const;
121 115
122 G4double DistanceToOut( const G4ThreeVecto 116 G4double DistanceToOut( const G4ThreeVector& p,
123 const G4ThreeVecto 117 const G4ThreeVector& v,
124 const G4bool calcN << 118 const G4bool calcNorm=false,
125 G4bool* vali << 119 G4bool *validNorm=0,
126 G4ThreeVecto << 120 G4ThreeVector *n=0 ) const;
127 << 121
128 G4double DistanceToOut( const G4ThreeVecto << 122 G4double DistanceToOut( const G4ThreeVector& p ) const;
>> 123
>> 124 void CheckAndSetAllParameters ( G4double pdx1, G4double pdx2,
>> 125 G4double pdy1, G4double pdy2,
>> 126 G4double pdz );
129 127
130 G4GeometryType GetEntityType() const overr << 128 void SetAllParameters ( G4double pdx1, G4double pdx2,
>> 129 G4double pdy1, G4double pdy2,
>> 130 G4double pdz );
131 131
132 G4ThreeVector GetPointOnSurface() const ov << 132 G4GeometryType GetEntityType() const;
133 133
134 G4bool IsFaceted() const override; << 134 G4ThreeVector GetPointOnSurface() const;
135 135
136 G4VSolid* Clone() const override; << 136 G4VSolid* Clone() const;
137 137
138 std::ostream& StreamInfo( std::ostream& os << 138 std::ostream& StreamInfo( std::ostream& os ) const;
139 139
140 // Visualisation functions 140 // Visualisation functions
141 141
142 void DescribeYourselfTo (G4VGraph << 142 void DescribeYourselfTo (G4VGraphicsScene& scene) const;
143 G4Polyhedron* CreatePolyhedron () const << 143 G4Polyhedron* CreatePolyhedron () const;
>> 144 G4NURBS* CreateNURBS () const;
>> 145
>> 146 public: // without description
>> 147
>> 148 enum ESide {kUndefined, kPX,kMX,kPY,kMY,kPZ,kMZ};
>> 149 // Codes for faces (kPX=plus x face,kMY= minus y face etc)
144 150
145 G4Trd(__void__&); 151 G4Trd(__void__&);
146 // Fake default constructor for usage re 152 // Fake default constructor for usage restricted to direct object
147 // persistency for clients requiring pre 153 // persistency for clients requiring preallocation of memory for
148 // persistifiable objects. 154 // persistifiable objects.
149 155
150 G4Trd(const G4Trd& rhs); 156 G4Trd(const G4Trd& rhs);
151 G4Trd& operator=(const G4Trd& rhs); << 157 G4Trd& operator=(const G4Trd& rhs);
152 // Copy constructor and assignment opera << 158 // Copy constructor and assignment operator.
153 <<
154 private: <<
155 159
156 void CheckParameters(); << 160 G4ThreeVectorList*
157 // Check parameters << 161 CreateRotatedVertices( const G4AffineTransform& pTransform ) const;
158 << 162 //
159 void MakePlanes(); << 163 // Creates the List of transformed vertices in the format required
160 // Set side planes << 164 // for G4CSGSolid:: ClipCrossSection and ClipBetweenSections
161 165
162 G4ThreeVector ApproxSurfaceNormal( const G 166 G4ThreeVector ApproxSurfaceNormal( const G4ThreeVector& p ) const;
163 // Algorithm for SurfaceNormal() followi 167 // Algorithm for SurfaceNormal() following the original
164 // specification for points not on the s 168 // specification for points not on the surface
165 169
166 private: 170 private:
167 171
168 G4double halfCarTolerance; << 172 G4double fDx1,fDx2,fDy1,fDy2,fDz;
169 G4double fDx1,fDx2,fDy1,fDy2,fDz,fHx,fHy; <<
170 struct { G4double a,b,c,d; } fPlanes[4]; <<
171 }; 173 };
172 174
173 #include "G4Trd.icc" 175 #include "G4Trd.icc"
174 <<
175 #endif <<
176 176
177 #endif 177 #endif
178 178