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25 // 25 //
>> 26 //
>> 27 // $Id: G4Para.hh 105075 2017-07-11 14:22:53Z gcosmo $
>> 28 //
>> 29 //
>> 30 // --------------------------------------------------------------------
>> 31 // GEANT 4 class header file
>> 32 //
26 // G4Para 33 // G4Para
27 // 34 //
28 // Class description: 35 // Class description:
29 // 36 //
30 // A G4Parallepiped, essentially a box with 37 // A G4Parallepiped, essentially a box with half lengths dx,dy,dz
31 // `skewed' so that there are angles theta & 38 // `skewed' so that there are angles theta & phi of the polar line
32 // joining the faces at +-dz in z, and alpha 39 // joining the faces at +-dz in z, and alpha formed by the y axis
33 // and the plane joinng the centre of the fa 40 // and the plane joinng the centre of the faces G4Parallel to the
34 // z-x plane at -dy and +dy. 41 // z-x plane at -dy and +dy.
35 // 42 //
36 // A G4Para is defined by: 43 // A G4Para is defined by:
37 // dx,dy,dz - Half-length in x,y,z 44 // dx,dy,dz - Half-length in x,y,z
38 // alpha - Angle formed by the y axis and 45 // alpha - Angle formed by the y axis and by the plane joining
39 // the centre of the faces G4Para 46 // the centre of the faces G4Parallel to the z-x plane
40 // at -dy and +dy 47 // at -dy and +dy
41 // theta - Polar angle of the line joinin 48 // theta - Polar angle of the line joining the centres of the
42 // faces at -dz and +dz in z 49 // faces at -dz and +dz in z
43 // phi - Azimuthal angle of the line jo 50 // phi - Azimuthal angle of the line joining the centres of the
44 // faces at -dz and +dz in z 51 // faces at -dz and +dz in z
45 // Member data: 52 // Member data:
46 // 53 //
47 // Note that the angles parameters are not s 54 // Note that the angles parameters are not stored - precomputed trig is
48 // stored instead. 55 // stored instead.
49 // 56 //
50 // fDx Half-length in x 57 // fDx Half-length in x
51 // fDy Half-length in y 58 // fDy Half-length in y
52 // fDz Half-length in z 59 // fDz Half-length in z
53 // 60 //
54 // fTalpha Tan of alpha 61 // fTalpha Tan of alpha
55 // fTthetaCphi Tan theta * Cos phi 62 // fTthetaCphi Tan theta * Cos phi
56 // fTthetaSphi Tan theta * Sin phi 63 // fTthetaSphi Tan theta * Sin phi
57 64
>> 65 // History:
58 // 21.3.94 P.Kent Old C++ code converted to to 66 // 21.3.94 P.Kent Old C++ code converted to tolerant geometry
59 // 31.10.96 V.Grichine Modifications according 67 // 31.10.96 V.Grichine Modifications according G4Box/Tubs before to commit
>> 68 // 18.11.99 V.Grichine , kUndefined was added to ESide
60 // ------------------------------------------- 69 // --------------------------------------------------------------------
61 #ifndef G4PARA_HH <<
62 #define G4PARA_HH <<
63 70
64 #include "G4GeomTypes.hh" << 71 #ifndef G4Para_HH
>> 72 #define G4Para_HH
65 73
66 #if defined(G4GEOM_USE_USOLIDS) 74 #if defined(G4GEOM_USE_USOLIDS)
67 #define G4GEOM_USE_UPARA 1 75 #define G4GEOM_USE_UPARA 1
68 #endif 76 #endif
69 77
70 #if defined(G4GEOM_USE_UPARA) 78 #if defined(G4GEOM_USE_UPARA)
71 #define G4UPara G4Para 79 #define G4UPara G4Para
72 #include "G4UPara.hh" 80 #include "G4UPara.hh"
73 #else 81 #else
74 82
75 #include "G4CSGSolid.hh" 83 #include "G4CSGSolid.hh"
76 #include "G4Polyhedron.hh" 84 #include "G4Polyhedron.hh"
77 85
78 class G4Para : public G4CSGSolid 86 class G4Para : public G4CSGSolid
79 { 87 {
80 public: // with description 88 public: // with description
81 89
82 G4Para(const G4String& pName, 90 G4Para(const G4String& pName,
83 G4double pDx, G4double pDy, G 91 G4double pDx, G4double pDy, G4double pDz,
84 G4double pAlpha, G4double pTh 92 G4double pAlpha, G4double pTheta, G4double pPhi);
85 93
86 G4Para(const G4String& pName, 94 G4Para(const G4String& pName,
87 const G4ThreeVector pt[8]); 95 const G4ThreeVector pt[8]);
88 96
89 ~G4Para() override; << 97 virtual ~G4Para();
90 98
91 // Accessors 99 // Accessors
92 100
93 inline G4double GetZHalfLength() const; 101 inline G4double GetZHalfLength() const;
94 inline G4ThreeVector GetSymAxis() const; 102 inline G4ThreeVector GetSymAxis() const;
95 inline G4double GetYHalfLength() const; 103 inline G4double GetYHalfLength() const;
96 inline G4double GetXHalfLength() const; 104 inline G4double GetXHalfLength() const;
97 inline G4double GetTanAlpha() const; 105 inline G4double GetTanAlpha() const;
98 106
99 inline G4double GetAlpha() const; <<
100 inline G4double GetTheta() const; <<
101 inline G4double GetPhi() const; <<
102 // Obtain (re)computed values of original <<
103 <<
104 // Modifiers 107 // Modifiers
105 108
106 inline void SetXHalfLength(G4double val); 109 inline void SetXHalfLength(G4double val);
107 inline void SetYHalfLength(G4double val); 110 inline void SetYHalfLength(G4double val);
108 inline void SetZHalfLength(G4double val); 111 inline void SetZHalfLength(G4double val);
109 inline void SetAlpha(G4double alpha); 112 inline void SetAlpha(G4double alpha);
110 inline void SetTanAlpha(G4double val); 113 inline void SetTanAlpha(G4double val);
111 inline void SetThetaAndPhi(G4double pTheta << 114 inline void SetThetaAndPhi(double pTheta, double pPhi);
112 << 115
113 void SetAllParameters(G4double pDx, G4doub 116 void SetAllParameters(G4double pDx, G4double pDy, G4double pDz,
114 G4double pAlpha, G4d 117 G4double pAlpha, G4double pTheta, G4double pPhi);
115 118
116 // Methods of solid 119 // Methods of solid
117 120
118 G4double GetCubicVolume() override; << 121 G4double GetCubicVolume();
119 G4double GetSurfaceArea() override; << 122 G4double GetSurfaceArea();
120 123
121 void ComputeDimensions(G4VPVParameterisati 124 void ComputeDimensions(G4VPVParameterisation* p,
122 const G4int n, 125 const G4int n,
123 const G4VPhysicalVo << 126 const G4VPhysicalVolume* pRep);
124 127
125 void BoundingLimits(G4ThreeVector& pMin, G << 128 void BoundingLimits(G4ThreeVector& pMin, G4ThreeVector& pMax) const;
126 129
127 G4bool CalculateExtent(const EAxis pAxis, 130 G4bool CalculateExtent(const EAxis pAxis,
128 const G4VoxelLimits 131 const G4VoxelLimits& pVoxelLimit,
129 const G4AffineTrans 132 const G4AffineTransform& pTransform,
130 G4double& pMi << 133 G4double& pMin, G4double& pMax) const;
131 134
132 EInside Inside(const G4ThreeVector& p) con << 135 EInside Inside(const G4ThreeVector& p) const;
133 136
134 G4ThreeVector SurfaceNormal( const G4Three << 137 G4ThreeVector SurfaceNormal( const G4ThreeVector& p) const;
135 138
136 G4double DistanceToIn(const G4ThreeVector& 139 G4double DistanceToIn(const G4ThreeVector& p,
137 const G4ThreeVector& << 140 const G4ThreeVector& v) const;
138 G4double DistanceToIn(const G4ThreeVector& << 141 G4double DistanceToIn(const G4ThreeVector& p) const;
139 142
140 G4double DistanceToOut(const G4ThreeVector 143 G4double DistanceToOut(const G4ThreeVector& p, const G4ThreeVector& v,
141 const G4bool calcNo << 144 const G4bool calcNorm=G4bool(false),
142 G4bool* valid << 145 G4bool *validNorm=0, G4ThreeVector *n=0) const;
143 G4ThreeVector << 146 G4double DistanceToOut(const G4ThreeVector& p) const;
144 G4double DistanceToOut(const G4ThreeVector <<
145 147
146 G4GeometryType GetEntityType() const overr << 148 G4GeometryType GetEntityType() const;
147 149
148 G4ThreeVector GetPointOnSurface() const ov << 150 G4ThreeVector GetPointOnSurface() const;
149 151
150 G4bool IsFaceted() const override; << 152 G4VSolid* Clone() const;
151 153
152 G4VSolid* Clone() const override; << 154 std::ostream& StreamInfo(std::ostream& os) const;
153 <<
154 std::ostream& StreamInfo(std::ostream& os) <<
155 155
156 // Visualisation functions 156 // Visualisation functions
157 157
158 void DescribeYourselfTo (G4VGraph << 158 void DescribeYourselfTo (G4VGraphicsScene& scene) const;
159 G4Polyhedron* CreatePolyhedron () const << 159 G4Polyhedron* CreatePolyhedron () const;
>> 160
>> 161 public: // without description
160 162
161 G4Para(__void__&); 163 G4Para(__void__&);
162 // Fake default constructor for usage re 164 // Fake default constructor for usage restricted to direct object
163 // persistency for clients requiring pre 165 // persistency for clients requiring preallocation of memory for
164 // persistifiable objects 166 // persistifiable objects
165 167
166 G4Para(const G4Para& rhs); 168 G4Para(const G4Para& rhs);
167 G4Para& operator=(const G4Para& rhs); 169 G4Para& operator=(const G4Para& rhs);
168 // Copy constructor and assignment opera 170 // Copy constructor and assignment operator
169 171
170 private: 172 private:
171 173
172 void CheckParameters(); 174 void CheckParameters();
173 // Check parameters 175 // Check parameters
174 176
175 void MakePlanes(); 177 void MakePlanes();
176 // Set side planes 178 // Set side planes
177 179
178 G4ThreeVector ApproxSurfaceNormal(const G4 << 180 G4ThreeVector ApproxSurfaceNormal( const G4ThreeVector& p) const;
179 // Algorithm for SurfaceNormal() followi 181 // Algorithm for SurfaceNormal() following the original
180 // specification for points not on the s 182 // specification for points not on the surface
181 183
182 <<
183 private: 184 private:
184 185
185 G4double halfCarTolerance; 186 G4double halfCarTolerance;
186 G4double fDx,fDy,fDz; 187 G4double fDx,fDy,fDz;
187 G4double fTalpha,fTthetaCphi,fTthetaSphi; 188 G4double fTalpha,fTthetaCphi,fTthetaSphi;
188 struct { G4double a,b,c,d; } fPlanes[4]; 189 struct { G4double a,b,c,d; } fPlanes[4];
189 }; 190 };
190 191
191 #include "G4Para.icc" 192 #include "G4Para.icc"
192 193
193 #endif 194 #endif
194 195
195 #endif 196 #endif
196 197