G4UPolyhedra.hh

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// G4UPolyhedra
//
// Class description:
//
// Wrapper class for G4Polyhedra to make use of VecGeom Polyhedron.
 
// 31.10.13 G.Cosmo, CERN
// --------------------------------------------------------------------
#ifndef G4UPOLYHEDRA_HH
#define G4UPOLYHEDRA_HH
 
#include "G4UAdapter.hh"
 
#if ( defined(G4GEOM_USE_USOLIDS) || defined(G4GEOM_USE_PARTIAL_USOLIDS) )
 
#include <VecGeom/volumes/UnplacedPolyhedron.h>
 
#include "G4TwoVector.hh"
#include "G4PolyhedraSide.hh"
#include "G4PolyhedraHistorical.hh"
#include "G4Polyhedron.hh"
 
class G4EnclosingCylinder;
class G4ReduciblePolygon;
 
class G4UPolyhedra : public G4UAdapter<vecgeom::UnplacedPolyhedron>
{
  using Shape_t = vecgeom::UnplacedPolyhedron;
  using Base_t  = G4UAdapter<vecgeom::UnplacedPolyhedron>;
 
  public:
 
    G4UPolyhedra( const G4String& name, 
                     G4double phiStart,    // initial phi starting angle
                     G4double phiTotal,    // total phi angle
                     G4int numSide,        // number sides
                     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
 
    G4UPolyhedra( const G4String& name, 
                     G4double phiStart,    // initial phi starting angle
                     G4double phiTotal,    // total phi angle
                     G4int    numSide,     // number sides
                     G4int    numRZ,       // number corners in r,z space
               const G4double r[],         // r coordinate of these corners
               const G4double z[]       ); // z coordinate of these corners
 
   ~G4UPolyhedra() override;
 
    void ComputeDimensions(      G4VPVParameterisation* p,
                           const G4int n,
                           const G4VPhysicalVolume* pRep) override;
 
    G4VSolid* Clone() const override;
 
    G4int GetNumSide()        const;
    G4double GetStartPhi()    const;
    G4double GetEndPhi()      const;
    G4double GetSinStartPhi() const;
    G4double GetCosStartPhi() const;
    G4double GetSinEndPhi()   const;
    G4double GetCosEndPhi()   const;
    G4bool IsOpen()           const;
    G4bool IsGeneric()        const;
    G4int GetNumRZCorner()    const;
    G4PolyhedraSideRZ GetCorner( const G4int index ) const;
    G4PolyhedraHistorical* GetOriginalParameters() const;
    void SetOriginalParameters(G4PolyhedraHistorical* pars);
 
    G4bool Reset();
 
    inline G4GeometryType GetEntityType() const override;
 
    G4UPolyhedra(__void__&);
      // Fake default constructor for usage restricted to direct object
      // persistency for clients requiring preallocation of memory for
      // persistifiable objects.
 
    G4UPolyhedra( const G4UPolyhedra& source );
    G4UPolyhedra& operator=( const G4UPolyhedra& source );
      // Copy constructor and assignment operator.
 
    void BoundingLimits(G4ThreeVector& pMin, G4ThreeVector& pMax) const override;
 
    G4bool CalculateExtent(const EAxis pAxis,
                           const G4VoxelLimits& pVoxelLimit,
                           const G4AffineTransform& pTransform,
                           G4double& pMin, G4double& pMax) const override;
 
    G4Polyhedron* CreatePolyhedron() const override;
 
  protected:
 
    void SetOriginalParameters();
 
    G4bool fGenericPgon; // true if created through the 2nd generic constructor
    G4PolyhedraHistorical fOriginalParameters; // original input parameters
 
  private:
 
    G4double wrStart;
    G4double wrDelta;
    G4int    wrNumSide;
    std::vector<G4TwoVector> rzcorners;
};
 
// --------------------------------------------------------------------
// Inline methods
// --------------------------------------------------------------------
 
inline G4GeometryType G4UPolyhedra::GetEntityType() const
{
  return "G4Polyhedra";
}
 
#endif  // G4GEOM_USE_USOLIDS
 
#endif