itkHexahedronCell.h

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/*=========================================================================

  Program:   Insight Segmentation & Registration Toolkit
  Module:    $RCSfile: itkHexahedronCell.h,v $
  Language:  C++
  Date:      $Date: 2002/08/26 15:48:04 $
  Version:   $Revision: 1.42 $

  Copyright (c) 2002 Insight Consortium. All rights reserved.
  See ITKCopyright.txt or http://www.itk.org/HTML/Copyright.htm for details.

     This software is distributed WITHOUT ANY WARRANTY; without even 
     the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR 
     PURPOSE.  See the above copyright notices for more information.

=========================================================================*/
#ifndef __itkHexahedronCell_h
#define __itkHexahedronCell_h

#include "itkCellInterface.h"
#include "itkCellBoundary.h"
#include "itkQuadrilateralCell.h"
#include "itkHexahedronCellTopology.h"

namespace itk
{

template < typename TCellInterface >
class HexahedronCell: public TCellInterface, private HexahedronCellTopology
{
public:
  itkCellCommonTypedefs(HexahedronCell);
  itkCellInheritedTypedefs(TCellInterface);

  itkTypeMacro(HexahedronCell, CellInterface);

  typedef VertexBoundary< TCellInterface >            VertexType;
  typedef typename VertexType::SelfAutoPointer        VertexAutoPointer;
  
  typedef LineBoundary< TCellInterface >              EdgeType;
  typedef typename EdgeType::SelfAutoPointer          EdgeAutoPointer;
  
  typedef QuadrilateralBoundary< TCellInterface >     FaceType;
  typedef typename FaceType::SelfAutoPointer          FaceAutoPointer;
    
  enum { NumberOfPoints   =  8,
         NumberOfVertices =  8,
         NumberOfEdges    = 12,
         NumberOfFaces    =  6,
         CellDimension    =  3 };

  virtual CellGeometry GetType(void) const 
    {return Superclass::HEXAHEDRON_CELL;}
  virtual void MakeCopy( CellAutoPointer & ) const;
  virtual unsigned int GetDimension(void) const;
  virtual unsigned int GetNumberOfPoints(void) const;
  virtual CellFeatureCount GetNumberOfBoundaryFeatures(int dimension) const;
  virtual bool GetBoundaryFeature(int dimension, CellFeatureIdentifier, CellAutoPointer &);
  virtual void SetPointIds(PointIdConstIterator first);
  virtual void SetPointIds(PointIdConstIterator first, PointIdConstIterator last);
  virtual void SetPointId(int localId, PointIdentifier);
  virtual PointIdIterator      PointIdsBegin(void);
  virtual PointIdConstIterator PointIdsBegin(void) const;
  virtual PointIdIterator      PointIdsEnd(void);
  virtual PointIdConstIterator PointIdsEnd(void) const; 
  
  virtual CellFeatureCount GetNumberOfVertices(void) const;
  virtual CellFeatureCount GetNumberOfEdges(void) const;
  virtual CellFeatureCount GetNumberOfFaces(void) const;
  virtual bool GetVertex(CellFeatureIdentifier, VertexAutoPointer &);
  virtual bool GetEdge(CellFeatureIdentifier, EdgeAutoPointer &);  
  virtual bool GetFace(CellFeatureIdentifier, FaceAutoPointer &);  
  
  itkCellVisitMacro(HEXAHEDRON_CELL);

protected:
  PointIdentifier m_PointIds[NumberOfPoints];
  
public:
  HexahedronCell() {}
  ~HexahedronCell() {}
  
private:
  HexahedronCell(const Self&); //purposely not implemented
  void operator=(const Self&); //purposely not implemented  
};


template <typename TCellInterface>
class HexahedronBoundary:
  public CellBoundary< HexahedronCell< TCellInterface > >
{
public:
  itkCellCommonTypedefs(HexahedronBoundary);

  itkTypeMacro(HexahedronBoundary, CellBoundary);
  
  HexahedronBoundary() {}
  ~HexahedronBoundary() {}

private:
  HexahedronBoundary(const Self&); //purposely not implemented
  void operator=(const Self&); //purposely not implemented  
};

} // end namespace itk

#ifndef ITK_MANUAL_INSTANTIATION
#include "itkHexahedronCell.txx"
#endif

#endif

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