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1 //
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25 //
26 // G4UTet
27 //
28 // Class description:
29 //
30 // Wrapper class for G4Tet to make use of VecGeom Tet.
31
32 // 1.11.13 G.Cosmo, CERN
33 // --------------------------------------------------------------------
34 #ifndef G4UTET_HH
35 #define G4UTET_HH
36
37 #include "G4UAdapter.hh"
38
39 #if ( defined(G4GEOM_USE_USOLIDS) || defined(G4GEOM_USE_PARTIAL_USOLIDS) )
40
41 #include <VecGeom/volumes/UnplacedTet.h>
42
43 #include "G4Polyhedron.hh"
44
45 class G4UTet : public G4UAdapter<vecgeom::UnplacedTet>
46 {
47
48 using Shape_t = vecgeom::UnplacedTet;
49 using Base_t = G4UAdapter<vecgeom::UnplacedTet>;
50
51 public:
52
53 G4UTet(const G4String& pName,
54 const G4ThreeVector& anchor,
55 const G4ThreeVector& p1,
56 const G4ThreeVector& p2,
57 const G4ThreeVector& p3,
58 G4bool* degeneracyFlag = nullptr);
59
60 ~G4UTet() override;
61
62 void ComputeDimensions( G4VPVParameterisation* p,
63 const G4int n,
64 const G4VPhysicalVolume* pRep) override;
65
66 G4VSolid* Clone() const override;
67
68 inline G4GeometryType GetEntityType() const override;
69
70 inline G4bool IsFaceted() const override;
71
72 G4UTet(__void__&);
73 // Fake default constructor for usage restricted to direct object
74 // persistency for clients requiring preallocation of memory for
75 // persistifiable objects.
76
77 G4UTet(const G4UTet& rhs);
78 G4UTet& operator=(const G4UTet& rhs);
79 // Copy constructor and assignment operator.
80
81 void SetBoundingLimits(const G4ThreeVector& pMin, const G4ThreeVector& pMax);
82 void BoundingLimits(G4ThreeVector& pMin, G4ThreeVector& pMax) const override;
83
84 G4bool CalculateExtent(const EAxis pAxis,
85 const G4VoxelLimits& pVoxelLimit,
86 const G4AffineTransform& pTransform,
87 G4double& pMin, G4double& pMax) const override;
88
89 G4Polyhedron* CreatePolyhedron() const override;
90
91 void SetVertices(const G4ThreeVector& anchor,
92 const G4ThreeVector& p1,
93 const G4ThreeVector& p2,
94 const G4ThreeVector& p3,
95 G4bool* degeneracyFlag = nullptr);
96 // Set new position of the vertices.
97
98 void GetVertices(G4ThreeVector& anchor,
99 G4ThreeVector& p1,
100 G4ThreeVector& p2,
101 G4ThreeVector& p3) const;
102 std::vector<G4ThreeVector> GetVertices() const;
103 // Return the four vertices of the shape.
104
105 G4bool CheckDegeneracy(const G4ThreeVector& p0,
106 const G4ThreeVector& p1,
107 const G4ThreeVector& p2,
108 const G4ThreeVector& p3) const;
109 // Return true if the tetrahedron is degenerate.
110
111 private:
112
113 G4ThreeVector fBmin, fBmax; // bounding box
114 };
115
116 // --------------------------------------------------------------------
117 // Inline methods
118 // --------------------------------------------------------------------
119
120 inline G4GeometryType G4UTet::GetEntityType() const
121 {
122 return "G4Tet";
123 }
124
125 inline G4bool G4UTet::IsFaceted() const
126 {
127 return true;
128 }
129
130 #endif // G4GEOM_USE_USOLIDS
131
132 #endif
133