Gabriele Cosmo
137 lines
4.6 KiB
C++
137 lines
4.6 KiB
C++
//
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// ********************************************************************
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// * DISCLAIMER *
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// * *
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// * The following disclaimer summarizes all the specific disclaimers *
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// * of contributors to this software. The specific disclaimers,which *
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// * govern, are listed with their locations in: *
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// * http://cern.ch/geant4/license *
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// * *
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// * Neither the authors of this software system, nor their employing *
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// * institutes,nor the agencies providing financial support for this *
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// * work make any representation or warranty, express or implied, *
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// * regarding this software system or assume any liability for its *
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// * use. *
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// * *
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// * This code implementation is the intellectual property of the *
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// * GEANT4 collaboration. *
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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 *
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// * statement, and all its terms. *
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// ********************************************************************
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//
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//
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// $Id: G4VoxelNavigation.hh,v 1.8.2.1 2001/06/28 19:09:42 gunter Exp $
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// GEANT4 tag $Name: $
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//
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//
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// class G4VoxelNavigation
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//
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// Class description:
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//
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// Utility for navigation in volumes containing only G4PVPlacement
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// daughter volumes for which voxels have been constructed.
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// History:
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// - Created. Paul Kent, Aug 96
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#ifndef G4VOXELNAVIGATION_HH
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#define G4VOXELNAVIGATION_HH
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#include "geomdefs.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 "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 & voxel stack
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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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#include "g4std/vector"
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class G4VoxelNavigation
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{
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public: // with description
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G4VoxelNavigation();
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~G4VoxelNavigation();
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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 &globalpoint,
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const G4NavigationHistory &history,
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const G4double pMaxLength=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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G4bool VoxelSubLevelSetup(const G4ThreeVector& pLoc,
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G4SmartVoxelHeader *pHeader,
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G4int pDepth);
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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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G4int fVoxelDepth;
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// Note: fVoxelDepth==0+ => fVoxelAxisStack(0+) contains axes of voxel
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// fVoxelDepth==-1 -> not in voxel
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G4std::vector<EAxis> fVoxelAxisStack;
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// Voxel axes
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G4std::vector<G4int> fVoxelNoSlicesStack;
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// No slices per voxel at each level
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G4std::vector<G4double> fVoxelSliceWidthStack;
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// Width of voxels at each level
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G4std::vector<G4int> fVoxelNodeNoStack;
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// Node no point is inside at each level
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G4std::vector<G4SmartVoxelHeader*> fVoxelHeaderStack;
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// Voxel headers at each level
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G4SmartVoxelNode* fVoxelNode;
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// Node containing last located point
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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 implementation
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#include "G4VoxelNavigation.icc"
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#endif
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