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// --------------------------------------------------------------------
// GEANT 4 class header file
//
// G4UTet
//
// Class description:
//
//   Wrapper class for G4Tet to make use of VecGeom Tet.

// History:
// 1.11.13 G.Cosmo, CERN
// --------------------------------------------------------------------
#ifndef G4UTET_HH
#define G4UTET_HH

#include "G4UAdapter.hh"

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

#include <volumes/UnplacedTet.h>

#include "G4Polyhedron.hh"

class G4UTet : public G4UAdapter<vecgeom::UnplacedTet>
{

  using Shape_t = vecgeom::UnplacedTet;
  using Base_t = G4UAdapter<vecgeom::UnplacedTet>;

  public:  // with description

    G4UTet(const G4String& pName, 
                 G4ThreeVector anchor,
                 G4ThreeVector p2,
                 G4ThreeVector p3,
                 G4ThreeVector p4, 
                 G4bool *degeneracyFlag=0);

   ~G4UTet();

    inline G4GeometryType GetEntityType() const;

  public:   // without description

    G4UTet(__void__&);
      // Fake default constructor for usage restricted to direct object
      // persistency for clients requiring preallocation of memory for
      // persistifiable objects.

    G4UTet(const G4UTet& rhs);
    G4UTet& operator=(const G4UTet& rhs); 
      // 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;

    std::vector<G4ThreeVector> GetVertices() const;
      // Return the four vertices of the shape.
};

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

inline G4GeometryType G4UTet::GetEntityType() const
{
  return "G4Tet";
}

#endif  // G4GEOM_USE_USOLIDS

#endif
