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25 //
26 // G4UPara
27 //
28 // Class description:
29 //
30 // Wrapper class for G4Para to make use of VecGeom Parallelepiped.
31
32 // 13.09.13 G.Cosmo, CERN/PH
33 // --------------------------------------------------------------------
34 #ifndef G4UPARA_HH
35 #define G4UPARA_HH
36
37 #include "G4UAdapter.hh"
38
39 #if ( defined(G4GEOM_USE_USOLIDS) || defined(G4GEOM_USE_PARTIAL_USOLIDS) )
40
41 #include <VecGeom/volumes/UnplacedParallelepiped.h>
42
43 #include "G4Polyhedron.hh"
44
45 class G4UPara : public G4UAdapter<vecgeom::UnplacedParallelepiped>
46 {
47 using Shape_t = vecgeom::UnplacedParallelepiped;
48 using Base_t = G4UAdapter<vecgeom::UnplacedParallelepiped>;
49
50 public: // with description
51
52 G4UPara(const G4String& pName,
53 G4double pDx, G4double pDy, G4double pDz,
54 G4double pAlpha, G4double pTheta, G4double pPhi);
55
56 G4UPara(const G4String& pName,
57 const G4ThreeVector pt[8]);
58
59 ~G4UPara() override;
60
61 // Accessors
62
63 G4double GetZHalfLength() const;
64 G4double GetYHalfLength() const;
65 G4double GetXHalfLength() const;
66 G4ThreeVector GetSymAxis() const;
67 G4double GetTanAlpha() const;
68
69 G4double GetAlpha() const;
70 G4double GetTheta() const;
71 G4double GetPhi() const;
72 // Obtain (re)computed values of original parameters
73
74 // Modifiers
75
76 void SetXHalfLength(G4double val);
77 void SetYHalfLength(G4double val);
78 void SetZHalfLength(G4double val);
79 void SetAlpha(G4double alpha);
80 void SetTanAlpha(G4double val);
81 void SetThetaAndPhi(double pTheta, double pPhi);
82
83 void SetAllParameters(G4double pDx, G4double pDy, G4double pDz,
84 G4double pAlpha, G4double pTheta, G4double pPhi);
85
86 void ComputeDimensions(G4VPVParameterisation* p,
87 const G4int n,
88 const G4VPhysicalVolume* pRep) override;
89
90 inline G4GeometryType GetEntityType() const override;
91
92 inline G4bool IsFaceted() const override;
93
94 void BoundingLimits(G4ThreeVector& pMin, G4ThreeVector& pMax) const override;
95
96 G4bool CalculateExtent(const EAxis pAxis,
97 const G4VoxelLimits& pVoxelLimit,
98 const G4AffineTransform& pTransform,
99 G4double& pMin, G4double& pMax) const override;
100
101 G4VSolid* Clone() const override;
102
103 G4Polyhedron* CreatePolyhedron () const override;
104
105 public: // without description
106
107 G4UPara(__void__&);
108 // Fake default constructor for usage restricted to direct object
109 // persistency for clients requiring preallocation of memory for
110 // persistifiable objects
111
112 G4UPara(const G4UPara& rhs);
113 G4UPara& operator=(const G4UPara& rhs);
114 // Copy constructor and assignment operator
115
116 private:
117
118 void CheckParameters();
119 // Check parameters
120
121 void MakePlanes();
122 // Set side planes
123
124 private:
125
126 G4double fTalpha,fTthetaCphi,fTthetaSphi;
127 struct { G4double a,b,c,d; } fPlanes[4];
128 };
129
130 // --------------------------------------------------------------------
131 // Inline methods
132 // --------------------------------------------------------------------
133
134 inline G4GeometryType G4UPara::GetEntityType() const
135 {
136 return "G4Para";
137 }
138
139 inline G4bool G4UPara::IsFaceted() const
140 {
141 return true;
142 }
143
144 #endif // G4GEOM_USE_USOLIDS
145
146 #endif
147