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geant4/source/geometry/navigation/include/G4VoxelSafety.hh
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//
// ********************************************************************
// * License and Disclaimer *
// * *
// * The Geant4 software is copyright of the Copyright Holders of *
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//
// $Id: G4VoxelSafety.hh 92576 2015-09-04 10:26:26Z gcosmo $
//
// class G4VoxelSafety
//
// Class description:
//
// Utility for isotropic safety in volumes containing only G4PVPlacement
// daughter volumes for which voxels have been constructed.
// History:
// - Created. John Apostolakis, 30 April 2010
// --------------------------------------------------------------------
#ifndef G4VOXELSAFETY_HH
#define G4VOXELSAFETY_HH
#include "geomdefs.hh"
#include "G4NavigationHistory.hh"
#include "G4AffineTransform.hh"
#include "G4VPhysicalVolume.hh"
#include "G4LogicalVolume.hh"
#include "G4VSolid.hh"
#include "G4ThreeVector.hh"
#include "G4BlockingList.hh"
#include <vector> // Required for voxel handling & voxel stack
class G4SmartVoxelNode;
class G4SmartVoxelHeader;
class G4VoxelSafety
{
public: // with description
G4VoxelSafety();
~G4VoxelSafety();
G4SmartVoxelNode* VoxelLocate( G4SmartVoxelHeader* pHead,
const G4ThreeVector& localPoint );
G4double ComputeSafety( const G4ThreeVector& localPoint,
const G4VPhysicalVolume& currentPhysical,
G4double maxLength=DBL_MAX );
inline G4int GetVerboseLevel() const { return fVerbose; }
inline void SetVerboseLevel(G4int level) { fVerbose= level; }
//
// If level>0 && G4VERBOSE, printout can occur
protected:
G4double SafetyForVoxelHeader( const G4SmartVoxelHeader* pHead,
const G4ThreeVector& localPoint,
G4double maxLength,
const G4VPhysicalVolume& currentPhysical,
G4double distUpperDepth = 0.0,
G4double previousMinSafety= DBL_MAX
);
G4double SafetyForVoxelNode( const G4SmartVoxelNode *curVoxelNode,
const G4ThreeVector& localPoint );
G4SmartVoxelNode* VoxelLocateLight( G4SmartVoxelHeader* pHead,
const G4ThreeVector& localPoint ) const;
private:
// BEGIN State - values used during computation of Safety
//
G4BlockingList fBlockList;
// Blocked volumes
G4LogicalVolume* fpMotherLogical;
// BEGIN Voxel Stack information
//
G4int fVoxelDepth;
// Note: fVoxelDepth==0+ => fVoxelAxisStack(0+) contains axes of voxel
// fVoxelDepth==-1 -> not in voxel
std::vector<EAxis> fVoxelAxisStack;
// Voxel axes
std::vector<G4int> fVoxelNoSlicesStack;
// No slices per voxel at each level
std::vector<G4double> fVoxelSliceWidthStack;
// Width of voxels at each level
std::vector<G4int> fVoxelNodeNoStack;
// Node no point is inside at each level
std::vector<const G4SmartVoxelHeader*> fVoxelHeaderStack;
// Voxel headers at each level
G4SmartVoxelNode* fVoxelNode;
// Node containing last located point
//
// END Voxel Stack information
G4bool fCheck;
G4int fVerbose;
G4double kCarTolerance;
};
#endif