G4UTubs.hh

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//
// G4UTubs
//
// Class description:
//
// Wrapper class for G4Tubs to make use of VecGeom Tube.

// 30.10.13 G.Cosmo, CERN/PH
// --------------------------------------------------------------------
#ifndef G4UTUBS_HH
#define G4UTUBS_HH

#include "G4UAdapter.hh"

#if ( defined(G4GEOM_USE_USOLIDS) || defined(G4GEOM_USE_PARTIAL_USOLIDS) )

#include <volumes/UnplacedTube.h>

#include "G4Polyhedron.hh"

class G4UTubs : public G4UAdapter<vecgeom::GenericUnplacedTube>
{
  using Shape_t = vecgeom::GenericUnplacedTube;
  using Base_t = G4UAdapter<vecgeom::GenericUnplacedTube>;

  public:  // with description

    G4UTubs( const G4String& pName,
                   G4double pRMin,
                   G4double pRMax,
                   G4double pDz,
                   G4double pSPhi,
                   G4double pDPhi );
      // Constructs a tubs with the given name and dimensions

   ~G4UTubs();

    void ComputeDimensions(       G4VPVParameterisation* p,
                            const G4int n,
                            const G4VPhysicalVolume* pRep );

    G4VSolid* Clone() const;

    G4double GetInnerRadius   () const;
    G4double GetOuterRadius   () const;
    G4double GetZHalfLength   () const;
    G4double GetStartPhiAngle () const;
    G4double GetDeltaPhiAngle () const;
    G4double GetSinStartPhi   () const;
    G4double GetCosStartPhi   () const;
    G4double GetSinEndPhi     () const;
    G4double GetCosEndPhi     () const;

    void SetInnerRadius   (G4double newRMin);
    void SetOuterRadius   (G4double newRMax);
    void SetZHalfLength   (G4double newDz);
    void SetStartPhiAngle (G4double newSPhi, G4bool trig=true);
    void SetDeltaPhiAngle (G4double newDPhi);
    
    inline G4GeometryType GetEntityType() const;

    void BoundingLimits(G4ThreeVector& pMin, G4ThreeVector& pMax) const;

    G4bool CalculateExtent(const EAxis pAxis,
                           const G4VoxelLimits& pVoxelLimit,
                           const G4AffineTransform& pTransform,
                           G4double& pMin, G4double& pMax) const;

    G4Polyhedron* CreatePolyhedron() const;

  public:  // without description

    G4UTubs(__void__&);
      // Fake default constructor for usage restricted to direct object
      // persistency for clients requiring preallocation of memory for
      // persistifiable objects.

    G4UTubs(const G4UTubs& rhs);
    G4UTubs& operator=(const G4UTubs& rhs); 
      // Copy constructor and assignment operator.
 
};

// --------------------------------------------------------------------
// Inline methods
// --------------------------------------------------------------------

inline G4GeometryType G4UTubs::GetEntityType() const
{
  return "G4Tubs";
}

#endif  // G4GEOM_USE_USOLIDS

#endif