Import Geant4 11.4.0 source tree
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Gabriele Cosmo
@@ -27,19 +27,18 @@
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//
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// Class description:
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//
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// A G4Ellipsoid is an ellipsoidal solid, optionally cut at a given z
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//
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// Member Data:
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// A G4Ellipsoid is an ellipsoidal solid, optionally cut at a given z.
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//
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// Member Data:
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// xSemiAxis semi-axis, X
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// ySemiAxis semi-axis, Y
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// zSemiAxis semi-axis, Z
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// zBottomCut lower cut in Z (solid lies above this plane)
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// zTopCut upper cut in Z (solid lies below this plane)
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// 10.11.1999 G.Horton-Smith (Caltech, USA) - First implementation
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// 10.02.2005 G.Guerrieri (INFN Genova, Italy) - Revision
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// 15.12.2019 E.Tcherniaev - Complete revision
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// Author: G.Horton-Smith (Caltech, USA), 10.11.1999 - First implementation
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// G.Guerrieri (INFN Genova, Italy), 10.02.2005 - Revision
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// E.Tcherniaev (CERN), 15.12.2019 - Complete revision
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// --------------------------------------------------------------------
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#ifndef G4ELLIPSOID_HH
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#define G4ELLIPSOID_HH
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@@ -60,20 +59,38 @@
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#include "G4VSolid.hh"
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#include "G4Polyhedron.hh"
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/**
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* @brief G4Ellipsoid is an ellipsoidal solid, optionally cut at a given Z.
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*/
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class G4Ellipsoid : public G4VSolid
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{
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public:
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/**
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* Constructs an ellipsoid, given its input parameters.
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* @param[in] name The solid name.
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* @param[in] xSemiAxis Semiaxis in X.
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* @param[in] ySemiAxis Semiaxis in Y.
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* @param[in] zSemiAxis Semiaxis in Z.
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* @param[in] zBottomCut Optional lower cut plane level in Z.
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* @param[in] zTopCut Optional upper cut plane level in Z.
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*/
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G4Ellipsoid(const G4String& name,
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G4double xSemiAxis,
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G4double ySemiAxis,
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G4double zSemiAxis,
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G4double zBottomCut = 0.,
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G4double zTopCut = 0.);
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G4double xSemiAxis,
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G4double ySemiAxis,
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G4double zSemiAxis,
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G4double zBottomCut = 0.,
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G4double zTopCut = 0.);
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/**
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* Destructor.
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*/
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~G4Ellipsoid() override;
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// Accessors
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/**
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* Accessors.
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*/
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inline G4double GetDx() const;
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inline G4double GetDy() const;
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inline G4double GetDz() const;
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@@ -81,21 +98,46 @@ class G4Ellipsoid : public G4VSolid
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inline G4double GetZBottomCut() const;
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inline G4double GetZTopCut() const;
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// Modifiers
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/**
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* Modifiers.
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*/
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inline void SetSemiAxis (G4double x, G4double y, G4double z);
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inline void SetZCuts (G4double newzBottomCut, G4double newzTopCut);
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// Standard methods
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/**
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* Dispatch method for parameterisation replication mechanism and
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* dimension computation.
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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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* 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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* Concrete implementations of the expected query interfaces for
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* solids, as defined in the base class G4VSolid.
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*/
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EInside Inside(const G4ThreeVector& p) const override;
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G4ThreeVector SurfaceNormal(const G4ThreeVector& p) const override;
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G4double DistanceToIn(const G4ThreeVector& p,
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@@ -108,55 +150,84 @@ class G4Ellipsoid : public G4VSolid
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G4ThreeVector* n = nullptr) const override;
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G4double DistanceToOut(const G4ThreeVector& p) const override;
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/**
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* Returns the type ID, "G4Ellipsoid" 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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* Streams the object contents to an output stream.
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*/
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std::ostream& StreamInfo(std::ostream& os) const override;
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/**
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* Returning an estimation of the solid volume (capacity) and
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* surface area, in internal units.
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*/
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G4double GetCubicVolume() override;
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G4double GetSurfaceArea() override;
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/**
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* Returns a random point located and uniformly distributed on the
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* surface of the solid.
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*/
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G4ThreeVector GetPointOnSurface() const override;
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// Visualisation methods
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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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G4VisExtent GetExtent() const override;
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G4Polyhedron* CreatePolyhedron() const override;
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G4Polyhedron* GetPolyhedron () const override;
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G4Polyhedron* GetPolyhedron() const override;
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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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* 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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G4Ellipsoid(__void__&);
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// Copy constructorassignment operator
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/**
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* Copy constructor and assignment operator.
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*/
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G4Ellipsoid(const G4Ellipsoid& rhs);
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// Assignment
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G4Ellipsoid& operator=(const G4Ellipsoid& rhs);
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private:
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// Check parameters and set cached values
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/**
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* Checks parameters and sets cached values.
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*/
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void CheckParameters();
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// Return normal to surface closest to p
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/**
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* Algorithm for SurfaceNormal() following the original specification
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* for points not on the surface.
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*/
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G4ThreeVector ApproxSurfaceNormal(const G4ThreeVector& p) const;
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// Calculate area of lateral surface
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/**
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* Calculates the area of lateral surface.
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*/
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G4double LateralSurfaceArea() const;
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private:
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// Ellipsoid parameters
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/** Ellipsoid parameters. */
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G4double fDx; // X semi-axis
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G4double fDy; // Y semi-axis
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G4double fDz; // Z semi-axis
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G4double fZBottomCut; // Bottom cut in Z
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G4double fZTopCut; // Top cut in Z
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// Precalculated cached values
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/** Precalculated cached values. */
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G4double halfTolerance; // Surface tolerance
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G4double fXmax; // X extent
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G4double fYmax; // Y extent
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