Gabriele Cosmo
100 lines
3.0 KiB
C++
100 lines
3.0 KiB
C++
// This code implementation is the intellectual property of
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// the GEANT4 collaboration.
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//
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// By copying, distributing or modifying the Program (or any work
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// based on the Program) you indicate your acceptance of this statement,
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// and all its terms.
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//
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// $Id: G4ParameterisedNavigation.hh,v 1.3 2000/04/25 16:15:03 gcosmo Exp $
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// GEANT4 tag $Name: geant4-03-00 $
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//
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//
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// class G4ParameterisedNavigation
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//
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// Class description:
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//
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// Utility for navigation in volumes containing a single G4PVParameterised
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// volume for which voxels for the replicated volumes have been constructed.
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// [Voxels MUST be along one axis only: NOT refined]
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// History:
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// - Created. Paul Kent, Aug 96
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#ifndef G4PARAMETERISEDNAVIGATION_HH
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#define G4PARAMETERISEDNAVIGATION_HH
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#include "globals.hh"
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#include "G4NavigationHistory.hh"
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#include "G4AffineTransform.hh"
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#include "G4VPhysicalVolume.hh"
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#include "G4VPVParameterisation.hh"
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#include "G4LogicalVolume.hh"
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#include "G4VSolid.hh"
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#include "G4ThreeVector.hh"
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#include "G4BlockingList.hh"
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// Required for voxel handling
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#include "G4SmartVoxelProxy.hh"
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#include "G4SmartVoxelNode.hh"
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#include "G4SmartVoxelHeader.hh"
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class G4ParameterisedNavigation
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{
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public: // with description
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G4ParameterisedNavigation();
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~G4ParameterisedNavigation();
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G4SmartVoxelNode* VoxelLocate(G4SmartVoxelHeader *pHead,
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const G4ThreeVector &localPoint);
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G4bool LevelLocate(G4NavigationHistory& history,
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const G4VPhysicalVolume *blockedVol,
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const G4int blockedNum,
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const G4ThreeVector &globalPoint,
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const G4ThreeVector* globalDirection,
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const G4bool pLocatedOnEdge,
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G4ThreeVector &localPoint);
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G4double ComputeStep(const G4ThreeVector &globalPoint,
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const G4ThreeVector &globalDirection,
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const G4double currentProposedStepLength,
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G4double &newSafety,
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G4NavigationHistory &history,
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G4bool &validExitNormal,
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G4ThreeVector &exitNormal,
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G4bool &exiting,
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G4bool &entering,
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G4VPhysicalVolume *(*pBlockedPhysical),
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G4int &blockedReplicaNo);
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G4double ComputeSafety(const G4ThreeVector &localPoint,
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const G4NavigationHistory &history,
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const G4double pProposedMaxLength=DBL_MAX );
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private:
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G4double ComputeVoxelSafety(const G4ThreeVector &localPoint) const;
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G4bool LocateNextVoxel(const G4ThreeVector &localPoint,
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const G4ThreeVector& localDirection,
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const G4double currentStep);
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G4BlockingList fBList; // Blocked volumes
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//
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// BEGIN Voxel Stack information
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//
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EAxis fVoxelAxis;
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G4int fVoxelNoSlices;
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G4double fVoxelSliceWidth;
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G4int fVoxelNodeNo;
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G4SmartVoxelHeader *fVoxelHeader;
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G4SmartVoxelNode *fVoxelNode;
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//
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// END Voxel Stack information
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//
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};
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#include "G4AuxiliaryNavServices.hh" // Needed for inline methods
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#include "G4ParameterisedNavigation.icc"
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#endif
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