Geant4_10
G4ParameterisedNavigation.hh
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27 // $Id: G4ParameterisedNavigation.hh 66356 2012-12-18 09:02:32Z gcosmo $
28 //
29 //
30 // class G4ParameterisedNavigation
31 //
32 // Class description:
33 //
34 // Utility for navigation in volumes containing a single G4PVParameterised
35 // volume for which voxels for the replicated volumes have been constructed.
36 // [Voxels MUST be along one axis only: NOT refined]
37 
38 // History:
39 // - Created. Paul Kent, Aug 96
40 // --------------------------------------------------------------------
41 #ifndef G4PARAMETERISEDNAVIGATION_HH
42 #define G4PARAMETERISEDNAVIGATION_HH
43 
44 #include "G4Types.hh"
45 
46 #include <vector>
47 
48 #include "G4VoxelNavigation.hh"
49 #include "G4NavigationHistory.hh"
50 #include "G4AffineTransform.hh"
51 #include "G4VPhysicalVolume.hh"
52 #include "G4VPVParameterisation.hh"
53 #include "G4LogicalVolume.hh"
54 #include "G4VSolid.hh"
55 #include "G4ThreeVector.hh"
56 #include "G4BlockingList.hh"
57 
59 {
60  public: // with description
61 
64 
66  const G4ThreeVector& localPoint );
67 
69  const G4VPhysicalVolume* blockedVol,
70  const G4int blockedNum,
71  const G4ThreeVector& globalPoint,
72  const G4ThreeVector* globalDirection,
73  const G4bool pLocatedOnEdge,
74  G4ThreeVector& localPoint );
75 
76  G4double ComputeStep( const G4ThreeVector& globalPoint,
77  const G4ThreeVector& globalDirection,
78  const G4double currentProposedStepLength,
79  G4double& newSafety,
80  G4NavigationHistory& history,
81  G4bool& validExitNormal,
82  G4ThreeVector& exitNormal,
83  G4bool& exiting,
84  G4bool& entering,
85  G4VPhysicalVolume *(*pBlockedPhysical),
86  G4int& blockedReplicaNo );
87 
88  G4double ComputeSafety( const G4ThreeVector& localPoint,
89  const G4NavigationHistory& history,
90  const G4double pProposedMaxLength=DBL_MAX );
91 
92  private:
93 
94  G4double ComputeVoxelSafety( const G4ThreeVector& localPoint,
95  const EAxis pAxis ) const;
96  G4bool LocateNextVoxel( const G4ThreeVector& localPoint,
97  const G4ThreeVector& localDirection,
98  const G4double currentStep,
99  const EAxis pAxis );
100  private:
101 
102  // Necessary to resolve cases with nested parameterisations
103 
104  inline G4VSolid* IdentifyAndPlaceSolid( G4int num,
105  G4VPhysicalVolume* apparentPhys,
106  G4VPVParameterisation* curParam );
107  // Call virtual 'Compute' methods, and copy information if nested.
108  // 'ApparentPhys' is potentially a PhysV or PhysT.
109 
110  G4VPhysicalVolume* CreateVolumeWithParent(G4VPhysicalVolume* curPhysical,
111  const G4NavigationHistory& hist );
112  // Create necessary parent touchable and physical with parent.
113 
114  private:
115 
116  // Voxel Stack information (for 1D optimisation only)
117  //
118  EAxis fVoxelAxis;
119  G4int fVoxelNoSlices;
120  G4double fVoxelSliceWidth;
121  G4int fVoxelNodeNo;
122  G4SmartVoxelHeader* fVoxelHeader;
123 };
124 
125 #include "G4ParameterisedNavigation.icc"
126 
127 #endif
G4SmartVoxelNode * ParamVoxelLocate(G4SmartVoxelHeader *pHead, const G4ThreeVector &localPoint)
int G4int
Definition: G4Types.hh:78
G4double ComputeStep(const G4ThreeVector &globalPoint, const G4ThreeVector &globalDirection, const G4double currentProposedStepLength, G4double &newSafety, G4NavigationHistory &history, G4bool &validExitNormal, G4ThreeVector &exitNormal, G4bool &exiting, G4bool &entering, G4VPhysicalVolume *(*pBlockedPhysical), G4int &blockedReplicaNo)
bool G4bool
Definition: G4Types.hh:79
G4bool LevelLocate(G4NavigationHistory &history, const G4VPhysicalVolume *blockedVol, const G4int blockedNum, const G4ThreeVector &globalPoint, const G4ThreeVector *globalDirection, const G4bool pLocatedOnEdge, G4ThreeVector &localPoint)
TH2F * hist
Definition: plot.C:136
EAxis
Definition: geomdefs.hh:54
G4double ComputeSafety(const G4ThreeVector &localPoint, const G4NavigationHistory &history, const G4double pProposedMaxLength=DBL_MAX)
double G4double
Definition: G4Types.hh:76
#define DBL_MAX
Definition: templates.hh:83