G4UPolycone.hh

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// G4UPolycone
//
// Class description:
//
// Wrapper class for G4Polycone to make use of VecGeom Polycone.

// 31.10.13 G.Cosmo, CERN
// --------------------------------------------------------------------
#ifndef G4UPOLYCONE_HH
#define G4UPOLYCONE_HH

#include "G4UAdapter.hh"

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

#include <volumes/UnplacedPolycone.h>

#include "G4TwoVector.hh"
#include "G4PolyconeSide.hh"
#include "G4PolyconeHistorical.hh"
#include "G4Polyhedron.hh"

class G4UPolycone : public G4UAdapter<vecgeom::GenericUnplacedPolycone>
{
  using Shape_t = vecgeom::GenericUnplacedPolycone;
  using Base_t  = G4UAdapter<vecgeom::GenericUnplacedPolycone>;

  public:  // with description

    G4UPolycone(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

    G4UPolycone(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 coordinate of these corners
                const G4double z[]       ); // z coordinate of these corners

   ~G4UPolycone();
  
    void ComputeDimensions(      G4VPVParameterisation* p,
                           const G4int n,
                           const G4VPhysicalVolume* pRep);

    G4VSolid* Clone() const;

    G4double GetStartPhi()    const;
    G4double GetDeltaPhi()    const;
    G4double GetEndPhi()      const;
    G4double GetSinStartPhi() const;
    G4double GetCosStartPhi() const;
    G4double GetSinEndPhi()   const;
    G4double GetCosEndPhi()   const;
    G4bool IsOpen()           const;
    G4int  GetNumRZCorner()   const;
    G4PolyconeSideRZ GetCorner(G4int index) const;
    G4PolyconeHistorical* GetOriginalParameters() const;
    void SetOriginalParameters(G4PolyconeHistorical* pars);

    G4bool Reset();

    inline G4GeometryType GetEntityType() const;

  public:  // without description

    G4UPolycone(__void__&);
      // Fake default constructor for usage restricted to direct object
      // persistency for clients requiring preallocation of memory for
      // persistifiable objects.

    G4UPolycone( const G4UPolycone& source );
    G4UPolycone& operator=( const G4UPolycone& source );
      // Copy constructor and assignment operator.

    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;

  protected:

    void SetOriginalParameters();

    G4bool fGenericPcon; // true if created through the 2nd generic constructor
    G4PolyconeHistorical fOriginalParameters; // original input parameters

  private:

    G4double wrStart;
    G4double wrDelta;
    std::vector<G4TwoVector> rzcorners;
};

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

inline G4GeometryType G4UPolycone::GetEntityType() const
{
  return "G4Polycone";
}

#endif  // G4GEOM_USE_USOLIDS

#endif