G4BooleanSolid.hh

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// $Id$
//
//
// class G4BooleanSolid
//
// Class description:
//
// Abstract base class for solids created by boolean operations
// between other solids.
 
// History:
//
// 10.09.98 V.Grichine, created
//
// --------------------------------------------------------------------
#ifndef G4BOOLEANSOLID_HH
#define G4BOOLEANSOLID_HH
 
#include "G4DisplacedSolid.hh"
 
#include "G4ThreeVector.hh"
#include "G4RotationMatrix.hh"
#include "G4Transform3D.hh"
 
class HepPolyhedronProcessor;
 
class G4BooleanSolid : public G4VSolid
{
  public:  // with description
 
    G4BooleanSolid( const G4String& pName,
                          G4VSolid* pSolidA ,
                          G4VSolid* pSolidB   );
 
    G4BooleanSolid( const G4String& pName,
                          G4VSolid* pSolidA ,
                          G4VSolid* pSolidB,
                          G4RotationMatrix* rotMatrix,
                    const G4ThreeVector& transVector    );
 
    G4BooleanSolid( const G4String& pName,
                          G4VSolid* pSolidA ,
                          G4VSolid* pSolidB , 
                    const G4Transform3D& transform   );
 
    virtual ~G4BooleanSolid();
 
    virtual const G4VSolid* GetConstituentSolid(G4int no) const;
    virtual       G4VSolid* GetConstituentSolid(G4int no);
      // If Solid is made up from a Boolean operation of two solids,
      // return the corresponding solid (for no=0 and 1).
      // If the solid is not a "Boolean", return 0.
 
    inline G4double GetCubicVolume();
    inline G4double GetSurfaceArea();
 
    virtual G4GeometryType  GetEntityType() const;
    virtual G4Polyhedron* GetPolyhedron () const;
 
    std::ostream& StreamInfo(std::ostream& os) const;
 
    inline G4int GetCubVolStatistics() const;
    inline G4double GetCubVolEpsilon() const;
    inline void SetCubVolStatistics(G4int st);
    inline void SetCubVolEpsilon(G4double ep);
 
    inline G4int GetAreaStatistics() const;
    inline G4double GetAreaAccuracy() const;
    inline void SetAreaStatistics(G4int st);
    inline void SetAreaAccuracy(G4double ep);
 
    G4ThreeVector GetPointOnSurface() const;
 
  public:  // without description
 
    G4BooleanSolid(__void__&);
      // Fake default constructor for usage restricted to direct object
      // persistency for clients requiring preallocation of memory for
      // persistifiable objects.
 
    G4BooleanSolid(const G4BooleanSolid& rhs);
    G4BooleanSolid& operator=(const G4BooleanSolid& rhs);
      // Copy constructor and assignment operator.
 
  protected:
  
    G4Polyhedron* StackPolyhedron(HepPolyhedronProcessor&,
                                  const G4VSolid*) const;
      // Stack polyhedra for processing. Return top polyhedron.
 
    inline G4double GetAreaRatio() const;
      // Ratio of surface areas of SolidA to total A+B
 
  protected:
  
    G4VSolid* fPtrSolidA;
    G4VSolid* fPtrSolidB;
 
    mutable G4double fAreaRatio; // Calculation deferred to GetPointOnSurface()
 
  private:
 
    G4int    fStatistics;
    G4double fCubVolEpsilon;
    G4double fAreaAccuracy;
    G4double fCubicVolume;
    G4double fSurfaceArea;
 
    mutable G4Polyhedron* fpPolyhedron;
 
    G4bool  createdDisplacedSolid;
      // If & only if this object created it, it must delete it
 
} ;
 
#include "G4BooleanSolid.icc"
 
#endif