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geant4/source/geometry/solids/specific/include/G4Ellipsoid.hh
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//
// ********************************************************************
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// --------------------------------------------------------------------
// GEANT 4 class header file
//
// G4Ellipsoid
//
// Class description:
//
// A G4Ellipsoid is an ellipsoidal solid, optionally cut at a given z.
//
// Member Data:
//
// xSemiAxis semi-axis, x
// ySemiAxis semi-axis, y
// zSemiAxis semi-axis, z
// zBottomCut lower cut plane level, z (solid lies above this plane)
// zTopCut upper cut plane level, z (solid lies below this plane)
// History:
// -------
// 10.11.1999 G.Horton-Smith (Caltech, USA) - First implementation
// 10.02.2005 G.Guerrieri (INFN Genova, Italy) - Revision
// --------------------------------------------------------------------
#ifndef G4Ellipsoid_HH
#define G4Ellipsoid_HH
#include <CLHEP/Units/PhysicalConstants.h>
#include "G4VSolid.hh"
#include "G4Polyhedron.hh"
class G4Ellipsoid : public G4VSolid
{
public: // with description
G4Ellipsoid(const G4String& pName,
G4double pxSemiAxis,
G4double pySemiAxis,
G4double pzSemiAxis,
G4double pzBottomCut=0,
G4double pzTopCut=0);
virtual ~G4Ellipsoid();
// Access functions
inline G4double GetSemiAxisMax (G4int i) const;
inline G4double GetZBottomCut() const;
inline G4double GetZTopCut() const;
inline void SetSemiAxis (G4double x, G4double y, G4double z);
inline void SetZCuts (G4double newzBottomCut, G4double newzTopCut);
inline G4double GetCubicVolume();
inline G4double GetSurfaceArea();
// Solid standard methods
void ComputeDimensions(G4VPVParameterisation* p,
const G4int n,
const G4VPhysicalVolume* pRep);
void BoundingLimits(G4ThreeVector& pMin, G4ThreeVector& pMax) const;
G4bool CalculateExtent(const EAxis pAxis,
const G4VoxelLimits& pVoxelLimit,
const G4AffineTransform& pTransform,
G4double& pmin, G4double& pmax) const;
EInside Inside(const G4ThreeVector& p) const;
G4ThreeVector SurfaceNormal( const G4ThreeVector& p) const;
G4double DistanceToIn(const G4ThreeVector& p,
const G4ThreeVector& v) const;
G4double DistanceToIn(const G4ThreeVector& p) const;
G4double DistanceToOut(const G4ThreeVector& p,
const G4ThreeVector& v,
const G4bool calcNorm=G4bool(false),
G4bool *validNorm=0,
G4ThreeVector *n=0) const;
G4double DistanceToOut(const G4ThreeVector& p) const;
G4GeometryType GetEntityType() const;
G4VSolid* Clone() const;
std::ostream& StreamInfo(std::ostream& os) const;
G4ThreeVector GetPointOnSurface() const;
// Visualisation functions
G4Polyhedron* GetPolyhedron () const;
void DescribeYourselfTo(G4VGraphicsScene& scene) const;
G4VisExtent GetExtent() const;
G4Polyhedron* CreatePolyhedron() const;
public: // without description
G4Ellipsoid(__void__&);
// Fake default constructor for usage restricted to direct object
// persistency for clients requiring preallocation of memory for
// persistifiable objects.
G4Ellipsoid(const G4Ellipsoid& rhs);
G4Ellipsoid& operator=(const G4Ellipsoid& rhs);
// Copy constructor and assignment operator.
protected: // without description
mutable G4bool fRebuildPolyhedron;
mutable G4Polyhedron* fpPolyhedron;
private:
G4double kRadTolerance;
G4double halfCarTolerance, halfRadTolerance;
G4double fCubicVolume;
G4double fSurfaceArea;
G4double xSemiAxis, ySemiAxis, zSemiAxis,
semiAxisMax, zBottomCut, zTopCut;
};
#include "G4Ellipsoid.icc"
#endif