Gabriele Cosmo
127 lines
5.1 KiB
C++
127 lines
5.1 KiB
C++
//
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// ********************************************************************
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// * License and Disclaimer *
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// * *
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// * The Geant4 software is copyright of the Copyright Holders of *
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// * the Geant4 Collaboration. It is provided under the terms and *
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// * conditions of the Geant4 Software License, included in the file *
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// * LICENSE and available at http://cern.ch/geant4/license . These *
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// * include a list of copyright holders. *
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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. Please see the license in the file LICENSE and URL above *
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// * for the full disclaimer and the limitation of liability. *
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// * *
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// * This code implementation is the result of the scientific and *
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// * technical work of the GEANT4 collaboration. *
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// * By using, copying, modifying or distributing the software (or *
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// * any work based on the software) you agree to acknowledge its *
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// * use in resulting scientific publications, and indicate your *
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// * acceptance of all terms of the Geant4 Software license. *
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// ********************************************************************
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//
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//
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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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// --------------------------------------------------------------------
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#ifndef G4PARAMETERISEDNAVIGATION_HH
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#define G4PARAMETERISEDNAVIGATION_HH
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#include "G4Types.hh"
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#include <vector>
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#include "G4VoxelNavigation.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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class G4ParameterisedNavigation : public G4VoxelNavigation
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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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inline G4SmartVoxelNode* ParamVoxelLocate( 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,
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const EAxis pAxis ) 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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const EAxis pAxis );
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private:
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// Necessary to resolve cases with nested parameterisations
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inline G4VSolid* IdentifyAndPlaceSolid( G4int num,
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G4VPhysicalVolume* apparentPhys,
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G4VPVParameterisation* curParam );
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// Call virtual 'Compute' methods, and copy information if nested.
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// 'ApparentPhys' is potentially a PhysV or PhysT.
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G4VPhysicalVolume* CreateVolumeWithParent(G4VPhysicalVolume* curPhysical,
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const G4NavigationHistory& hist );
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// Create necessary parent touchable and physical with parent.
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private:
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// Voxel Stack information (for 1D optimisation only)
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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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};
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#include "G4ParameterisedNavigation.icc"
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#endif
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