Gabriele Cosmo
209 lines
8.1 KiB
C++
209 lines
8.1 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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// --------------------------------------------------------------------
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// GEANT 4 class header file
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//
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//
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// G4Polyhedra.hh
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//
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// Class description:
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//
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// Class implementing a CSG-like type "PGON" Geant 3.21 volume,
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// inherited from class G4VCSGfaceted:
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//
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// G4Polyhedra( const G4String& name,
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// G4double phiStart, - initial phi starting angle
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// G4double phiTotal, - total phi angle
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// G4int numSide, - number sides
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// G4int numZPlanes, - number of z planes
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// const G4double zPlane[], - position of z planes
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// const G4double rInner[], - tangent distance to inner surface
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// const G4double rOuter[] ) - tangent distance to outer surface
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//
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// G4Polyhedra( const G4String& name,
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// G4double phiStart, - initial phi starting angle
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// G4double phiTotal, - total phi angle
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// G4int numSide, - number sides
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// G4int numRZ, - number corners in r,z space
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// const G4double r[], - r coordinate of these corners
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// const G4double z[] ) - z coordinate of these corners
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// Author:
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// David C. Williams (davidw@scipp.ucsc.edu)
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// --------------------------------------------------------------------
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#ifndef G4Polyhedra_hh
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#define G4Polyhedra_hh
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#include "G4GeomTypes.hh"
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#if defined(G4GEOM_USE_USOLIDS)
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#define G4GEOM_USE_UPOLYHEDRA 1
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#endif
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#if defined(G4GEOM_USE_UPOLYHEDRA)
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#define G4UPolyhedra G4Polyhedra
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#include "G4UPolyhedra.hh"
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#else
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#include "G4VCSGfaceted.hh"
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#include "G4PolyhedraSide.hh"
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#include "G4PolyhedraHistorical.hh"
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#include "G4Polyhedron.hh"
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class G4EnclosingCylinder;
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class G4ReduciblePolygon;
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class G4Polyhedra : public G4VCSGfaceted
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{
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public: // with description
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G4Polyhedra( const G4String& name,
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G4double phiStart, // initial phi starting angle
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G4double phiTotal, // total phi angle
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G4int numSide, // number sides
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G4int numZPlanes, // number of z planes
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const G4double zPlane[], // position of z planes
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const G4double rInner[], // tangent distance to inner surface
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const G4double rOuter[] ); // tangent distance to outer surface
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G4Polyhedra( const G4String& name,
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G4double phiStart, // initial phi starting angle
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G4double phiTotal, // total phi angle
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G4int numSide, // number sides
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G4int numRZ, // number corners in r,z space
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const G4double r[], // r coordinate of these corners
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const G4double z[] ); // z coordinate of these corners
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virtual ~G4Polyhedra();
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// Methods for solid
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EInside Inside( const G4ThreeVector &p ) const;
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G4double DistanceToIn( const G4ThreeVector &p,
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const G4ThreeVector &v ) const;
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G4double DistanceToIn( const G4ThreeVector &p ) const;
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void BoundingLimits(G4ThreeVector& pMin, G4ThreeVector& pMax) const;
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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;
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void ComputeDimensions( G4VPVParameterisation* p,
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const G4int n,
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const G4VPhysicalVolume* pRep);
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G4GeometryType GetEntityType() const;
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G4VSolid* Clone() const;
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G4ThreeVector GetPointOnSurface() const;
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std::ostream& StreamInfo( std::ostream& os ) const;
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G4Polyhedron* CreatePolyhedron() const;
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G4bool Reset();
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// Accessors
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inline G4int GetNumSide() const;
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inline G4double GetStartPhi() const;
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inline G4double GetEndPhi() const;
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inline G4double GetSinStartPhi() const;
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inline G4double GetCosStartPhi() const;
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inline G4double GetSinEndPhi() const;
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inline G4double GetCosEndPhi() const;
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inline G4bool IsOpen() const;
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inline G4bool IsGeneric() const;
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inline G4int GetNumRZCorner() const;
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inline G4PolyhedraSideRZ GetCorner( const G4int index ) const;
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inline G4PolyhedraHistorical* GetOriginalParameters() const;
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// Returns internal scaled parameters.
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inline void SetOriginalParameters(G4PolyhedraHistorical* pars);
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// Sets internal parameters. Parameters 'Rmin' and 'Rmax' in input must
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// be scaled first by a factor computed as 'cos(0.5*phiTotal/theNumSide)',
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// if not already scaled.
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public: // without description
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G4Polyhedra(__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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G4Polyhedra( const G4Polyhedra &source );
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G4Polyhedra &operator=( const G4Polyhedra &source );
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// Copy constructor and assignment operator.
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protected: // without description
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void SetOriginalParameters(G4ReduciblePolygon *rz);
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// Sets internal parameters for the generic constructor.
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void Create( G4double phiStart, // initial phi starting angle
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G4double phiTotal, // total phi angle
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G4int numSide, // number sides
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G4ReduciblePolygon *rz ); // rz coordinates
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// Generates the shape and is called by each constructor, after the
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// conversion of the arguments
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void CopyStuff( const G4Polyhedra &source );
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void DeleteStuff();
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// Methods for generation of random points on surface
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G4ThreeVector GetPointOnPlane(G4ThreeVector p0, G4ThreeVector p1,
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G4ThreeVector p2, G4ThreeVector p3) const;
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G4ThreeVector GetPointOnTriangle(G4ThreeVector p0, G4ThreeVector p1,
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G4ThreeVector p2) const;
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G4ThreeVector GetPointOnSurfaceCorners() const;
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protected: // without description
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G4int numSide; // Number of sides
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G4double startPhi; // Starting phi value (0 < phiStart < 2pi)
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G4double endPhi; // end phi value (0 < endPhi-phiStart < 2pi)
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G4bool phiIsOpen; // true if there is a phi segment
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G4bool genericPgon; // true if created through the 2nd generic constructor
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G4int numCorner; // number RZ points
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G4PolyhedraSideRZ *corners; // our corners
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G4PolyhedraHistorical *original_parameters; // original input parameters
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G4EnclosingCylinder *enclosingCylinder;
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};
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#include "G4Polyhedra.icc"
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#endif
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#endif
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