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25 // 25 //
>> 26 //
>> 27 // $Id: G4Para.hh,v 1.18 2006/10/19 15:33:37 gcosmo Exp $
>> 28 // GEANT4 tag $Name: geant4-08-02 $
>> 29 //
>> 30 //
>> 31 // --------------------------------------------------------------------
>> 32 // GEANT 4 class header file
>> 33 //
26 // G4Para 34 // G4Para
27 // 35 //
28 // Class description: 36 // Class description:
29 // 37 //
30 // A G4Parallepiped, essentially a box with 38 // A G4Parallepiped, essentially a box with half lengths dx,dy,dz
31 // `skewed' so that there are angles theta & 39 // `skewed' so that there are angles theta & phi of the polar line
32 // joining the faces at +-dz in z, and alpha 40 // joining the faces at +-dz in z, and alpha formed by the y axis
33 // and the plane joinng the centre of the fa 41 // and the plane joinng the centre of the faces G4Parallel to the
34 // z-x plane at -dy and +dy. 42 // z-x plane at -dy and +dy.
35 // 43 //
36 // A G4Para is defined by: 44 // A G4Para is defined by:
37 // dx,dy,dz - Half-length in x,y,z 45 // dx,dy,dz - Half-length in x,y,z
38 // alpha - Angle formed by the y axis and 46 // alpha - Angle formed by the y axis and by the plane joining
39 // the centre of the faces G4Para 47 // the centre of the faces G4Parallel to the z-x plane
40 // at -dy and +dy 48 // at -dy and +dy
41 // theta - Polar angle of the line joinin 49 // theta - Polar angle of the line joining the centres of the
42 // faces at -dz and +dz in z 50 // faces at -dz and +dz in z
43 // phi - Azimuthal angle of the line jo 51 // phi - Azimuthal angle of the line joining the centres of the
44 // faces at -dz and +dz in z 52 // faces at -dz and +dz in z
45 // Member data: 53 // Member data:
46 // 54 //
47 // Note that the angles parameters are not s 55 // Note that the angles parameters are not stored - precomputed trig is
48 // stored instead. 56 // stored instead.
49 // 57 //
50 // fDx Half-length in x 58 // fDx Half-length in x
51 // fDy Half-length in y 59 // fDy Half-length in y
52 // fDz Half-length in z 60 // fDz Half-length in z
53 // 61 //
54 // fTalpha Tan of alpha 62 // fTalpha Tan of alpha
55 // fTthetaCphi Tan theta * Cos phi 63 // fTthetaCphi Tan theta * Cos phi
56 // fTthetaSphi Tan theta * Sin phi 64 // fTthetaSphi Tan theta * Sin phi
57 65
>> 66 // History:
58 // 21.3.94 P.Kent Old C++ code converted to to 67 // 21.3.94 P.Kent Old C++ code converted to tolerant geometry
59 // 31.10.96 V.Grichine Modifications according 68 // 31.10.96 V.Grichine Modifications according G4Box/Tubs before to commit
>> 69 // 18.11.99 V.Grichine , kUndefined was added to ESide
60 // ------------------------------------------- 70 // --------------------------------------------------------------------
61 #ifndef G4PARA_HH <<
62 #define G4PARA_HH <<
63 <<
64 #include "G4GeomTypes.hh" <<
65 71
66 #if defined(G4GEOM_USE_USOLIDS) << 72 #ifndef G4Para_HH
67 #define G4GEOM_USE_UPARA 1 << 73 #define G4Para_HH
68 #endif <<
69 <<
70 #if defined(G4GEOM_USE_UPARA) <<
71 #define G4UPara G4Para <<
72 #include "G4UPara.hh" <<
73 #else <<
74 74
75 #include "G4CSGSolid.hh" 75 #include "G4CSGSolid.hh"
76 #include "G4Polyhedron.hh" <<
77 76
78 class G4Para : public G4CSGSolid 77 class G4Para : public G4CSGSolid
79 { 78 {
80 public: // with description 79 public: // with description
81 80
82 G4Para(const G4String& pName, 81 G4Para(const G4String& pName,
83 G4double pDx, G4double pDy, G 82 G4double pDx, G4double pDy, G4double pDz,
84 G4double pAlpha, G4double pTh 83 G4double pAlpha, G4double pTheta, G4double pPhi);
85 << 84
86 G4Para(const G4String& pName, 85 G4Para(const G4String& pName,
87 const G4ThreeVector pt[8]); 86 const G4ThreeVector pt[8]);
88 87
89 ~G4Para() override; << 88 virtual ~G4Para();
90 << 89
91 // Accessors << 90 // Accessors
92 91
93 inline G4double GetZHalfLength() const; 92 inline G4double GetZHalfLength() const;
94 inline G4ThreeVector GetSymAxis() const; 93 inline G4ThreeVector GetSymAxis() const;
95 inline G4double GetYHalfLength() const; 94 inline G4double GetYHalfLength() const;
96 inline G4double GetXHalfLength() const; 95 inline G4double GetXHalfLength() const;
97 inline G4double GetTanAlpha() const; 96 inline G4double GetTanAlpha() const;
98 << 97
99 inline G4double GetAlpha() const; << 98 // Modifiers
100 inline G4double GetTheta() const; <<
101 inline G4double GetPhi() const; <<
102 // Obtain (re)computed values of original <<
103 <<
104 // Modifiers <<
105 99
106 inline void SetXHalfLength(G4double val); 100 inline void SetXHalfLength(G4double val);
107 inline void SetYHalfLength(G4double val); 101 inline void SetYHalfLength(G4double val);
108 inline void SetZHalfLength(G4double val); 102 inline void SetZHalfLength(G4double val);
109 inline void SetAlpha(G4double alpha); 103 inline void SetAlpha(G4double alpha);
110 inline void SetTanAlpha(G4double val); 104 inline void SetTanAlpha(G4double val);
111 inline void SetThetaAndPhi(G4double pTheta << 105 inline void SetThetaAndPhi(double pTheta, double pPhi);
112 <<
113 void SetAllParameters(G4double pDx, G4doub <<
114 G4double pAlpha, G4d <<
115 <<
116 // Methods of solid <<
117 106
118 G4double GetCubicVolume() override; << 107 void SetAllParameters(G4double pDx, G4double pDy, G4double pDz,
119 G4double GetSurfaceArea() override; << 108 G4double pAlpha, G4double pTheta, G4double pPhi);
>> 109
>> 110 // Other methods of solid
>> 111
>> 112 inline G4double GetCubicVolume();
>> 113 inline G4double GetSurfaceArea();
120 114
121 void ComputeDimensions(G4VPVParameterisati 115 void ComputeDimensions(G4VPVParameterisation* p,
122 const G4int n, 116 const G4int n,
123 const G4VPhysicalVo << 117 const G4VPhysicalVolume* pRep);
124 <<
125 void BoundingLimits(G4ThreeVector& pMin, G <<
126 118
127 G4bool CalculateExtent(const EAxis pAxis, 119 G4bool CalculateExtent(const EAxis pAxis,
128 const G4VoxelLimits 120 const G4VoxelLimits& pVoxelLimit,
129 const G4AffineTrans 121 const G4AffineTransform& pTransform,
130 G4double& pMi << 122 G4double& pMin, G4double& pMax) const;
131 << 123
132 EInside Inside(const G4ThreeVector& p) con << 124 EInside Inside(const G4ThreeVector& p) const;
133 125
134 G4ThreeVector SurfaceNormal( const G4Three << 126 G4ThreeVector SurfaceNormal( const G4ThreeVector& p) const;
135 127
136 G4double DistanceToIn(const G4ThreeVector& 128 G4double DistanceToIn(const G4ThreeVector& p,
137 const G4ThreeVector& << 129 const G4ThreeVector& v) const;
138 G4double DistanceToIn(const G4ThreeVector& << 130 G4double DistanceToIn(const G4ThreeVector& p) const;
139 << 131
140 G4double DistanceToOut(const G4ThreeVector 132 G4double DistanceToOut(const G4ThreeVector& p, const G4ThreeVector& v,
141 const G4bool calcNo << 133 const G4bool calcNorm=G4bool(false),
142 G4bool* valid << 134 G4bool *validNorm=0, G4ThreeVector *n=0) const;
143 G4ThreeVector << 135 G4double DistanceToOut(const G4ThreeVector& p) const;
144 G4double DistanceToOut(const G4ThreeVector <<
145 <<
146 G4GeometryType GetEntityType() const overr <<
147 136
148 G4ThreeVector GetPointOnSurface() const ov << 137 G4GeometryType GetEntityType() const;
149 138
150 G4bool IsFaceted() const override; << 139 G4ThreeVector GetPointOnSurface() const;
151 140
152 G4VSolid* Clone() const override; << 141 std::ostream& StreamInfo(std::ostream& os) const;
153 142
154 std::ostream& StreamInfo(std::ostream& os) << 143 // Visualisation functions
155 144
156 // Visualisation functions << 145 void DescribeYourselfTo (G4VGraphicsScene& scene) const;
>> 146 G4Polyhedron* CreatePolyhedron () const;
>> 147 G4NURBS* CreateNURBS () const;
157 148
158 void DescribeYourselfTo (G4VGraph << 149 public: // without description
159 G4Polyhedron* CreatePolyhedron () const <<
160 150
161 G4Para(__void__&); 151 G4Para(__void__&);
162 // Fake default constructor for usage re 152 // Fake default constructor for usage restricted to direct object
163 // persistency for clients requiring pre 153 // persistency for clients requiring preallocation of memory for
164 // persistifiable objects << 154 // persistifiable objects.
165 155
166 G4Para(const G4Para& rhs); << 156 protected: // without description
167 G4Para& operator=(const G4Para& rhs); <<
168 // Copy constructor and assignment opera <<
169 157
170 private: << 158 G4ThreeVectorList*
>> 159 CreateRotatedVertices(const G4AffineTransform& pTransform) const;
171 160
172 void CheckParameters(); << 161 private:
173 // Check parameters <<
174 <<
175 void MakePlanes(); <<
176 // Set side planes <<
177 162
178 G4ThreeVector ApproxSurfaceNormal(const G4 << 163 G4ThreeVector ApproxSurfaceNormal( const G4ThreeVector& p) const;
179 // Algorithm for SurfaceNormal() followi 164 // Algorithm for SurfaceNormal() following the original
180 // specification for points not on the s 165 // specification for points not on the surface
181 166
182 << 167 G4ThreeVector GetPointOnPlane(G4ThreeVector p0, G4ThreeVector p1,
183 private: << 168 G4ThreeVector p2, G4ThreeVector p3,
>> 169 G4double& area) const;
>> 170 // Returns a random point on the surface of one of the faces.
>> 171
>> 172 private:
184 173
185 G4double halfCarTolerance; <<
186 G4double fDx,fDy,fDz; 174 G4double fDx,fDy,fDz;
187 G4double fTalpha,fTthetaCphi,fTthetaSphi; 175 G4double fTalpha,fTthetaCphi,fTthetaSphi;
188 struct { G4double a,b,c,d; } fPlanes[4]; <<
189 }; 176 };
190 177
191 #include "G4Para.icc" 178 #include "G4Para.icc"
192 <<
193 #endif <<
194 179
195 #endif 180 #endif
196 181