// // ******************************************************************** // * License and Disclaimer * // * * // * The Geant4 software is copyright of the Copyright Holders of * // * the Geant4 Collaboration. It is provided under the terms and * // * conditions of the Geant4 Software License, included in the file * // * LICENSE and available at http://cern.ch/geant4/license . These * // * include a list of copyright holders. * // * * // * Neither the authors of this software system, nor their employing * // * institutes,nor the agencies providing financial support for this * // * work make any representation or warranty, express or implied, * // * regarding this software system or assume any liability for its * // * use. Please see the license in the file LICENSE and URL above * // * for the full disclaimer and the limitation of liability. * // * * // * This code implementation is the result of the scientific and * // * technical work of the GEANT4 collaboration. * // * By using, copying, modifying or distributing the software (or * // * any work based on the software) you agree to acknowledge its * // * use in resulting scientific publications, and indicate your * // * acceptance of all terms of the Geant4 Software license. * // ******************************************************************** // // G4Polycone // // Class description: // // Class implementing a CSG-like type "PCON" Geant 3.21 volume, // inherited from class G4VCSGfaceted: // // G4Polycone( const G4String& name, // G4double phiStart, // initial phi starting angle // G4double phiTotal, // total phi angle // G4int numZPlanes, // number of z planes // const G4double zPlane[], // position of z planes // const G4double rInner[], // tangent distance to inner surface // const G4double rOuter[]) // tangent distance to outer surface // // Alternative constructor: // // G4Polycone( const G4String& name, // G4double phiStart, // initial phi starting angle // G4double phiTotal, // total phi angle // G4int numRZ, // number corners in r,z space // const G4double r[], // r coordinates of these corners // const G4double z[]) // z coordinates of these corners // Author: David C. Williams (UCSC), 1998 - Created // -------------------------------------------------------------------- #ifndef G4POLYCONE_HH #define G4POLYCONE_HH #include "G4GeomTypes.hh" #if defined(G4GEOM_USE_USOLIDS) #define G4GEOM_USE_UPOLYCONE 1 #endif #if defined(G4GEOM_USE_UPOLYCONE) #define G4UPolycone G4Polycone #include "G4UPolycone.hh" #else #include "G4VCSGfaceted.hh" #include "G4PolyconeSide.hh" #include "G4PolyconeHistorical.hh" #include "G4Polyhedron.hh" class G4EnclosingCylinder; class G4ReduciblePolygon; class G4VCSGface; /** * @brief G4Polycone represents a composed closed shape (PCON) made of * cones and cylinders, along the Z axis with increasing Z, with or without * cut in Phi. */ class G4Polycone : public G4VCSGfaceted { public: /** * Constructs a polycone shape, given its parameters. * @param[in] name The solid name. * @param[in] phiStart Initial Phi starting angle. * @param[in] phiTotal Total Phi angle. * @param[in] numZPlanes Number of Z planes. * @param[in] zPlane Position of Z planes, with Z in increasing order. * @param[in] rInner Tangent distance to inner surface. * @param[in] rOuter Tangent distance to outer surface. */ G4Polycone( const G4String& name, G4double phiStart, // initial phi starting angle G4double phiTotal, // total phi angle G4int numZPlanes, // number of z planes const G4double zPlane[], // position of z planes const G4double rInner[], // tangent distance to inner surface const G4double rOuter[] ); // tangent distance to outer surface /** * Alternative constructor of a polycone shape, given corners coordinates. * @param[in] name The solid name. * @param[in] phiStart Initial Phi starting angle. * @param[in] phiTotal Total Phi angle. * @param[in] numRZ Number of corners in r,Z space. * @param[in] r r coordinates of corners. * @param[in] z Z coordinates of corners. */ G4Polycone( const G4String& name, G4double phiStart, // initial phi starting angle G4double phiTotal, // total phi angle G4int numRZ, // number corners in r,z space const G4double r[], // r coordinates of these corners const G4double z[] ); // z coordinates of these corners /** * Destructor. */ ~G4Polycone() override; /** * Accessors. */ inline G4double GetStartPhi() const; inline G4double GetEndPhi() const; inline G4double GetSinStartPhi() const; inline G4double GetCosStartPhi() const; inline G4double GetSinEndPhi() const; inline G4double GetCosEndPhi() const; inline G4bool IsOpen() const; inline G4int GetNumRZCorner() const; inline G4PolyconeSideRZ GetCorner(G4int index) const; /** * Gets and sets the original parameters of the solid. */ inline G4PolyconeHistorical* GetOriginalParameters() const; inline void SetOriginalParameters(G4PolyconeHistorical* pars); /** * Concrete implementations of the expected query interfaces for * solids, as defined in G4VSolid. Remaining functions are concretely * defined in the base class G4VCSGfaceted. */ EInside Inside( const G4ThreeVector& p ) const override; G4double DistanceToIn( const G4ThreeVector& p, const G4ThreeVector& v ) const override; G4double DistanceToIn( const G4ThreeVector& p ) const override; /** * Computes the bounding limits of the solid. * @param[out] pMin The minimum bounding limit point. * @param[out] pMax The maximum bounding limit point. */ void BoundingLimits(G4ThreeVector& pMin, G4ThreeVector& pMax) const override; /** * Calculates the minimum and maximum extent of the solid, when under the * specified transform, and within the specified limits. * @param[in] pAxis The axis along which compute the extent. * @param[in] pVoxelLimit The limiting space dictated by voxels. * @param[in] pTransform The internal transformation applied to the solid. * @param[out] pMin The minimum extent value. * @param[out] pMax The maximum extent value. * @returns True if the solid is intersected by the extent region. */ G4bool CalculateExtent(const EAxis pAxis, const G4VoxelLimits& pVoxelLimit, const G4AffineTransform& pTransform, G4double& pmin, G4double& pmax) const override; /** * Returning an estimation of the solid volume (capacity) and * surface area, in internal units. */ G4double GetCubicVolume() override; G4double GetSurfaceArea() override; /** * Returns a random point located and uniformly distributed on the * surface of the solid. */ G4ThreeVector GetPointOnSurface() const override; /** * Dispatch method for parameterisation replication mechanism and * dimension computation. */ void ComputeDimensions( G4VPVParameterisation* p, const G4int n, const G4VPhysicalVolume* pRep ) override; /** * Returns the type ID, "G4Polycone" of the solid. */ G4GeometryType GetEntityType() const override; /** * Makes a clone of the object for use in multi-treading. * @returns A pointer to the new cloned allocated solid. */ G4VSolid* Clone() const override; /** * Streams the object contents to an output stream. */ std::ostream& StreamInfo(std::ostream& os) const override; /** * Returns a pointer to a generated polyhedron used for visualisation. */ G4Polyhedron* CreatePolyhedron() const override; /** * Clears all parameters and rebuild the shape, for use in divisions. */ G4bool Reset(); /** * Fake default constructor for usage restricted to direct object * persistency for clients requiring preallocation of memory for * persistifiable objects. */ G4Polycone(__void__&); /** * Copy constructor and assignment operator. */ G4Polycone( const G4Polycone& source ); G4Polycone& operator=( const G4Polycone& source ); private: /** * Generic initializer, called by all constructors. */ G4bool SetOriginalParameters(G4ReduciblePolygon* rz); void Create( G4double phiStart, // initial phi starting angle G4double phiTotal, // total phi angle G4ReduciblePolygon* rz ); // r/z coordinate of these corners /** * Copy parameters from other solid; used in copy constructor and * assignment operator. */ void CopyStuff( const G4Polycone& source ); /** * Sets the vector of surface elements. Auxiliary method used for * sampling random points on surface. */ void SetSurfaceElements() const; private: /** The original parameters. */ G4double startPhi; // Starting phi value (0 < phiStart < 2pi) G4double endPhi; // End phi value (0 < endPhi-phiStart < 2pi) G4bool phiIsOpen = false; // True if there is a phi segment G4int numCorner; // Number RZ points G4PolyconeSideRZ* corners = nullptr; // Corner r,z points G4PolyconeHistorical* original_parameters = nullptr; // Original input pars G4EnclosingCylinder* enclosingCylinder = nullptr; // Our quick test struct surface_element { G4double area = 0.; G4int i0 = 0, i1 = 0, i2 = 0; }; mutable std::vector* fElements = nullptr; }; #include "G4Polycone.icc" #endif #endif