Geant4  10.02.p01
G4UMultiUnion.hh
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30 // --------------------------------------------------------------------
31 // GEANT 4 class header file
32 //
33 //
34 // G4UMultiUnion
35 //
36 // Class description:
37 //
38 // Wrapper class for G4UMultiUnion to make use of it from USolids module.
39 
40 // History:
41 // 30.10.13 G.Cosmo, T.Nikitina, CERN/PH
42 // --------------------------------------------------------------------
43 #ifndef G4UMULTIUNION_HH
44 #define G4UMULTIUNION_HH
45 
46 #include <CLHEP/Vector/Rotation.h>
47 
48 #if defined(G4GEOM_USE_USOLIDS)
49 
50 #include "G4USolid.hh"
51 #include "UMultiUnion.hh"
52 #include "G4Transform3D.hh"
53 #include "G4RotationMatrix.hh"
54 #include "HepPolyhedronProcessor.h"
55 
56 class G4UMultiUnion : public G4USolid
57 {
58  public: // with description
59 
60  G4UMultiUnion(const G4String& name);
61  ~G4UMultiUnion();
62 
63  inline UMultiUnion* GetShape() const;
64 
65  inline void AddNode(G4VSolid& solid, G4Transform3D& trans);
66  // Build the multiple union by adding nodes
67  inline G4Transform3D* GetTransformation(G4int index) const;
68  inline G4VSolid* GetSolid(G4int index) const;
69  inline int GetNumberOfSolids()const;
70  inline void Voxelize();
71  public: // without description
72 
73  G4UMultiUnion(__void__&);
74  // Fake default constructor for usage restricted to direct object
75  // persistency for clients requiring preallocation of memory for
76  // persistifiable objects.
77 
78  G4UMultiUnion( const G4UMultiUnion& source );
79  G4UMultiUnion& operator=(const G4UMultiUnion& source);
80  // Copy constructor and assignment operator.
81 
82  G4Polyhedron* CreatePolyhedron() const;
83  // Called by visualization engine
84 };
85 
86 // --------------------------------------------------------------------
87 // Inline methods
88 // --------------------------------------------------------------------
89 
90 inline UMultiUnion* G4UMultiUnion::GetShape() const
91 {
92  return (UMultiUnion*) fShape;
93 }
94 
95 inline void G4UMultiUnion::AddNode(G4VSolid& solid, G4Transform3D& trans)
96 {
97  HepGeom::Rotate3D rot;
98  HepGeom::Translate3D transl ;
99  HepGeom::Scale3D scale;
100 
101  trans.getDecomposition(scale,rot,transl);
102  G4ThreeVector pos = transl.getTranslation();
103 
104  UTransform3D tr;
105  tr.fRot[0] = rot.xx(); tr.fRot[1] = rot.xy(); tr.fRot[2] = rot.xz();
106  tr.fRot[3] = rot.yx(); tr.fRot[4] = rot.yy(); tr.fRot[5] = rot.yz();
107  tr.fRot[6] = rot.zx(); tr.fRot[7] = rot.zy(); tr.fRot[8] = rot.zz();
108  tr.fTr = UVector3(pos.x(), pos.y(), pos.z());
109 
110  GetShape()->AddNode(*(static_cast<G4USolid&>(solid).GetSolid()), tr);
111 }
112 
113 inline G4Transform3D* G4UMultiUnion::GetTransformation(G4int index) const
114 {
115  UTransform3D tr = GetShape()->GetTransformation(index);
116 
118  rot(CLHEP::HepRep3x3(tr.fRot[0], tr.fRot[1], tr.fRot[2],
119  tr.fRot[3], tr.fRot[4], tr.fRot[5],
120  tr.fRot[6], tr.fRot[7], tr.fRot[8]));
121  G4ThreeVector transl(tr.fTr.x(), tr.fTr.y(), tr.fTr.z());
122 
123  return new G4Transform3D(rot, transl);
124 }
125 
126 inline G4VSolid* G4UMultiUnion::GetSolid(G4int index) const
127 {
128  VUSolid* solid = GetShape()->GetSolid(index);
129  return new G4USolid(solid->GetName(), solid);
130 }
131 
132 inline int G4UMultiUnion::GetNumberOfSolids()const
133 {
134  return GetShape()->GetNumberOfSolids();
135 }
136 
137 inline void G4UMultiUnion::Voxelize()
138 {
139  GetShape()->Voxelize();
140 }
141 
142 #endif // G4GEOM_USE_USOLIDS
143 
144 #endif
CLHEP::Hep3Vector G4ThreeVector
CLHEP::HepRotation G4RotationMatrix
G4String name
Definition: TRTMaterials.hh:40
int G4int
Definition: G4Types.hh:78
HepGeom::Transform3D G4Transform3D
static const G4double pos