Import Geant4 11.4.0 source tree
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Gabriele Cosmo
@@ -29,7 +29,7 @@
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//
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// Class for description of subtraction of two solids: A - B.
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// 14.10.98 V.Grichine: first implementation
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// Author: Vladimir Grichine (CERN), 14.10.1998 - First implementation
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// --------------------------------------------------------------------
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#ifndef G4SUBTRACTIONSOLID_HH
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#define G4SUBTRACTIONSOLID_HH
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@@ -42,73 +42,178 @@
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#include "G4Transform3D.hh"
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#include "G4AffineTransform.hh"
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/**
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* @brief G4SubtractionSolid is a solid describing the Boolean subtraction
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* of two solids.
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*/
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class G4SubtractionSolid : public G4BooleanSolid
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{
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public:
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/**
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* Constructor of a Boolean subtraction between two solids with no
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* displacement.
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* @param[in] pName The name of the Boolean composition.
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* @param[in] pSolidA Pointer to the first reference solid.
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* @param[in] pSolidB Pointer to the second solid to form the composition.
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*/
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G4SubtractionSolid( const G4String& pName,
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G4VSolid* pSolidA ,
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G4VSolid* pSolidB ) ;
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/**
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* Constructor of a Boolean subtraction between two solids with rotation
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* and translation, used to transform the coordinate system of the second
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* solid to the coordinate system of the first solid.
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* @param[in] pName The name of the Boolean composition.
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* @param[in] pSolidA Pointer to the first reference solid.
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* @param[in] pSolidB Pointer to the second solid to form the composition.
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* @param[in] rotMatrix Pointer to the rotation vector.
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* @param[in] transVector The translation vector.
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*/
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G4SubtractionSolid( const G4String& pName,
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G4VSolid* pSolidA ,
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G4VSolid* pSolidB ,
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G4RotationMatrix* rotMatrix,
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const G4ThreeVector& transVector ) ;
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/**
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* Constructor of a Boolean subtraction between two solids with a
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* transformation that moves the second solid from its desired position
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* to its standard position.
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* @param[in] pName The name of the Boolean composition.
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* @param[in] pSolidA Pointer to the first reference solid.
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* @param[in] pSolidB Pointer to the second solid to form the composition.
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* @param[in] transform The composed 3D transformation.
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*/
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G4SubtractionSolid( const G4String& pName,
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G4VSolid* pSolidA ,
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G4VSolid* pSolidB ,
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const G4Transform3D& transform ) ;
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~G4SubtractionSolid() override ;
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G4GeometryType GetEntityType() const override ;
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G4VSolid* Clone() const override;
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/**
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* Default destructor.
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*/
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~G4SubtractionSolid() override = default ;
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/**
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* Fake default constructor for usage restricted to direct object
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* persistency for clients requiring preallocation of memory for
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* persistifiable objects.
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*/
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G4SubtractionSolid(__void__&);
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// Fake default constructor for usage restricted to direct object
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// persistency for clients requiring preallocation of memory for
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// persistifiable objects.
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/**
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* Copy constructor and assignment operator.
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*/
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G4SubtractionSolid(const G4SubtractionSolid& rhs);
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G4SubtractionSolid& operator=(const G4SubtractionSolid& rhs);
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// Copy constructor and assignment operator.
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/**
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* Returns the type ID, "G4SubtractionSolid" of the solid.
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*/
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G4GeometryType GetEntityType() const override ;
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/**
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* Makes a clone of the object for use in multi-treading.
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* @returns A pointer to the new cloned allocated solid.
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*/
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G4VSolid* Clone() const override;
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/**
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* Computes the bounding limits of the solid.
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* @param[out] pMin The minimum bounding limit point.
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* @param[out] pMax The maximum bounding limit point.
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*/
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void BoundingLimits(G4ThreeVector& pMin, G4ThreeVector& pMax) const override;
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/**
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* Calculates the minimum and maximum extent of the solid, when under the
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* specified transform, and within the specified limits.
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* @param[in] pAxis The axis along which compute the extent.
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* @param[in] pVoxelLimit The limiting space dictated by voxels.
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* @param[in] pTransform The internal transformation applied to the solid.
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* @param[out] pMin The minimum extent value.
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* @param[out] pMax The maximum extent value.
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* @returns True if the solid is intersected by the extent region.
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*/
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G4bool CalculateExtent( const EAxis pAxis,
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const G4VoxelLimits& pVoxelLimit,
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const G4AffineTransform& pTransform,
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G4double& pMin, G4double& pMax) const override ;
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/**
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* Returns if the given point "p" is inside or not the solid.
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*/
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EInside Inside( const G4ThreeVector& p ) const override ;
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/**
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* Returns the outwards pointing unit normal of the shape for the
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* surface closest to the point at offset "p".
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*/
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G4ThreeVector SurfaceNormal( const G4ThreeVector& p ) const override ;
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/**
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* Returns the distance along the normalised vector "v" to the shape,
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* from the point at offset "p". If there is no intersection, return
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* kInfinity. The first intersection resulting from leaving a
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* surface/volume is discarded. Hence, it is tolerant of points on
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* the surface of the shape.
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*/
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G4double DistanceToIn( const G4ThreeVector& p,
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const G4ThreeVector& v ) const override ;
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/**
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* Calculates the safety distance to the nearest surface of a shape from
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* an outside point. The distance can be an underestimate.
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*/
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G4double DistanceToIn( const G4ThreeVector& p) const override ;
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/**
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* Returns the distance along the normalised vector "v" to the shape,
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* from a point at an offset "p" inside or on the surface of the shape.
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* Intersections with surfaces, when the point is < Tolerance/2 from a
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* surface must be ignored. Must be called as solid.DistanceToOut(p,v)
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* or by specifying all the parameters.
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* @param[in] p The reference point in space.
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* @param[in] v The normalised direction.
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* @param[in] calcNorm Flag to enable the normal computation or not.
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* @param[out] validNorm Set to true if the solid lies entirely behind
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* or on the exiting surface (calcNorm must be true, otherwise
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* it is unused).
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* @param[out] n The exiting outwards normal vector (undefined Magnitude).
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* (calcNorm must be true, otherwise it is unused).
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* @returns The distance value to exit the volume.
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*/
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G4double DistanceToOut( const G4ThreeVector& p,
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const G4ThreeVector& v,
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const G4bool calcNorm = false,
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G4bool* validNorm = nullptr,
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G4ThreeVector* n = nullptr ) const override ;
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/**
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* Calculates the safety distance to the nearest surface of a shape from
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* an inside point "p". The distance can be an underestimate.
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*/
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G4double DistanceToOut( const G4ThreeVector& p ) const override ;
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/**
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* Throws an exception as paramterisations are not allowed for these solids.
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*/
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void ComputeDimensions( G4VPVParameterisation* p,
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const G4int n,
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const G4VPhysicalVolume* pRep ) override ;
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/**
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* Methods for creating graphical representations (i.e. for visualisation).
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*/
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void DescribeYourselfTo ( G4VGraphicsScene& scene ) const override ;
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G4Polyhedron* CreatePolyhedron () const override ;
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/**
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* Returns an estimate of the capacity of the Boolean composition.
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*/
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G4double GetCubicVolume() final;
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};
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