G4UCons.hh

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//
// G4UCons
//
// Class description:
//
// Wrapper class for G4Cons to make use of VecGeom Cone.
 
// Author: G.Cosmo (CERN), 30.10.2013
// --------------------------------------------------------------------
#ifndef G4UCONS_HH
#define G4UCONS_HH
 
#include "G4UAdapter.hh"
 
#if ( defined(G4GEOM_USE_USOLIDS) || defined(G4GEOM_USE_PARTIAL_USOLIDS) )
 
#include <VecGeom/volumes/UnplacedCone.h>
 
#include "G4Polyhedron.hh"
 
/**
 * @brief G4UCons is a wrapper class for G4Cons to make use of VecGeom Cone.
 */
 
class G4UCons : public G4UAdapter<vecgeom::GenericUnplacedCone>
{
  using Shape_t = vecgeom::GenericUnplacedCone;
  using Base_t = G4UAdapter<vecgeom::GenericUnplacedCone>;
 
  public:
 
    /**
     * Constructs a cone with the given name and dimensions.
     *  @param[in] pName The name of the solid.
     *  @param[in] pRmin1 Inside radius at -fDz.
     *  @param[in] pRmax1 Outside radius at -fDz
     *  @param[in] pRmin2 Inside radius at +fDz.
     *  @param[in] pRmax2 Outside radius at +fDz
     *  @param[in] pDZ Half length in Z.
     *  @param[in] pSPhi Starting angle of the segment in radians.
     *  @param[in] pDPhi Delta angle of the segment in radians.
     */
    G4UCons(const G4String& pName,
                  G4double pRmin1, G4double pRmax1,
                  G4double pRmin2, G4double pRmax2,
                  G4double pDz,
                  G4double pSPhi, G4double pDPhi);
 
    /**
     * Default destructor.
     */
   ~G4UCons() override = default;
 
    /**
     * Dispatch method for parameterisation replication mechanism and
     * dimension computation.
     */
    void ComputeDimensions( G4VPVParameterisation* p,
                            const G4int n,
                            const G4VPhysicalVolume* pRep ) 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;
 
    /**
     * Accessors.
     */
    G4double GetInnerRadiusMinusZ() const;
    G4double GetOuterRadiusMinusZ() const;
    G4double GetInnerRadiusPlusZ()  const;
    G4double GetOuterRadiusPlusZ()  const;
    G4double GetZHalfLength()       const;
    G4double GetStartPhiAngle()     const;
    G4double GetDeltaPhiAngle()     const;
    G4double GetSinStartPhi()       const;
    G4double GetCosStartPhi()       const;
    G4double GetSinEndPhi()         const;
    G4double GetCosEndPhi()         const;
  
    /**
     * Modifiers.
     */
    void SetInnerRadiusMinusZ (G4double Rmin1 );
    void SetOuterRadiusMinusZ (G4double Rmax1 );
    void SetInnerRadiusPlusZ  (G4double Rmin2 );
    void SetOuterRadiusPlusZ  (G4double Rmax2 );
    void SetZHalfLength       (G4double newDz );
    void SetStartPhiAngle     (G4double newSPhi, G4bool trig=true);
    void SetDeltaPhiAngle     (G4double newDPhi);
 
    /**
     * Returns the type ID, "G4Cons" of the solid.
     */
    inline G4GeometryType GetEntityType() 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;
 
    /**
     * Returns a generated polyhedron as graphical representations.
     */
    G4Polyhedron* CreatePolyhedron() const override;
 
    /**
     * Copy constructor and assignment operator.
     */
    G4UCons(const G4UCons& rhs);
    G4UCons& operator=(const G4UCons& rhs); 
};
 
// --------------------------------------------------------------------
// Inline methods
// --------------------------------------------------------------------
 
inline G4GeometryType G4UCons::GetEntityType() const
{
  return "G4Cons";
}
 
#endif  // G4GEOM_USE_USOLIDS
 
#endif