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1 //
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25 //
26 //
27 // class G4VoxelSafety
28 //
29 // Class description:
30 //
31 // Utility for isotropic safety in volumes containing only G4PVPlacement
32 // daughter volumes for which voxels have been constructed.
33
34 // History:
35 // - Created. John Apostolakis, 30 April 2010
36 // --------------------------------------------------------------------
37 #ifndef G4VOXELSAFETY_HH
38 #define G4VOXELSAFETY_HH
39
40 #include "geomdefs.hh"
41 #include "G4NavigationHistory.hh"
42 #include "G4AffineTransform.hh"
43 #include "G4VPhysicalVolume.hh"
44 #include "G4LogicalVolume.hh"
45 #include "G4VSolid.hh"
46 #include "G4ThreeVector.hh"
47
48 #include "G4BlockingList.hh"
49
50 #include <vector> // Required for voxel handling & voxel stack
51
52 class G4SmartVoxelNode;
53 class G4SmartVoxelHeader;
54
55 class G4VoxelSafety
56 {
57 public: // with description
58
59 G4VoxelSafety();
60 ~G4VoxelSafety();
61
62 G4SmartVoxelNode* VoxelLocate( G4SmartVoxelHeader* pHead,
63 const G4ThreeVector& localPoint );
64
65 G4double ComputeSafety( const G4ThreeVector& localPoint,
66 const G4VPhysicalVolume& currentPhysical,
67 G4double maxLength = DBL_MAX );
68
69 inline G4int GetVerboseLevel() const { return fVerbose; }
70 inline void SetVerboseLevel(G4int level) { fVerbose = level; }
71 //
72 // If level>0 && G4VERBOSE, printout can occur
73
74 protected:
75
76 G4double SafetyForVoxelHeader( const G4SmartVoxelHeader* pHead,
77 const G4ThreeVector& localPoint,
78 G4double maxLength,
79 const G4VPhysicalVolume& currentPhysical,
80 G4double distUpperDepth = 0.0,
81 G4double previousMinSafety = DBL_MAX
82 );
83
84 G4double SafetyForVoxelNode( const G4SmartVoxelNode *curVoxelNode,
85 const G4ThreeVector& localPoint );
86
87 G4SmartVoxelNode* VoxelLocateLight( G4SmartVoxelHeader* pHead,
88 const G4ThreeVector& localPoint ) const;
89 private:
90
91 // BEGIN State - values used during computation of Safety
92 //
93 G4BlockingList fBlockList;
94 // Blocked volumes
95
96 G4LogicalVolume* fpMotherLogical = nullptr;
97
98 // BEGIN Voxel Stack information
99 //
100 G4int fVoxelDepth = -1;
101 // Note: fVoxelDepth==0+ => fVoxelAxisStack(0+) contains axes of voxel
102 // fVoxelDepth==-1 -> not in voxel
103
104 std::vector<EAxis> fVoxelAxisStack;
105 // Voxel axes
106
107 std::vector<G4int> fVoxelNoSlicesStack;
108 // No slices per voxel at each level
109
110 std::vector<G4double> fVoxelSliceWidthStack;
111 // Width of voxels at each level
112
113 std::vector<G4int> fVoxelNodeNoStack;
114 // Node no point is inside at each level
115
116 std::vector<const G4SmartVoxelHeader*> fVoxelHeaderStack;
117 // Voxel headers at each level
118
119 G4SmartVoxelNode* fVoxelNode = nullptr;
120 // Node containing last located point
121
122 //
123 // END Voxel Stack information
124
125 G4bool fCheck = false;
126 G4int fVerbose = 0;
127 G4double kCarTolerance;
128 };
129
130 #endif
131