itkQuadraticEdgeCell.h

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/*=========================================================================
 *
 *  Copyright Insight Software Consortium
 *
 *  Licensed under the Apache License, Version 2.0 (the "License");
 *  you may not use this file except in compliance with the License.
 *  You may obtain a copy of the License at
 *
 *         http://www.apache.org/licenses/LICENSE-2.0.txt
 *
 *  Unless required by applicable law or agreed to in writing, software
 *  distributed under the License is distributed on an "AS IS" BASIS,
 *  WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 *  See the License for the specific language governing permissions and
 *  limitations under the License.
 *
 *=========================================================================*/
#ifndef __itkQuadraticEdgeCell_h
#define __itkQuadraticEdgeCell_h

#include "itkVertexCell.h"

namespace itk
{
template< typename TCellInterface >
class QuadraticEdgeCell:public TCellInterface
{
public:
  itkCellCommonTypedefs(QuadraticEdgeCell);
  itkCellInheritedTypedefs(TCellInterface);

  itkTypeMacro(QuadraticEdgeCell, CellInterface);

  typedef VertexCell< TCellInterface >         VertexType;
  typedef typename VertexType::SelfAutoPointer VertexAutoPointer;

  itkStaticConstMacro(NumberOfPoints, unsigned int, 3);
  itkStaticConstMacro(NumberOfVertices, unsigned int, 2);
  itkStaticConstMacro(CellDimension, unsigned int, 1);

  virtual CellGeometry GetType(void) const
  { return Superclass::QUADRATIC_EDGE_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 bool GetVertex(CellFeatureIdentifier, VertexAutoPointer &);

  itkCellVisitMacro(Superclass::QUADRATIC_EDGE_CELL);

  QuadraticEdgeCell()
  {
    for ( PointIdentifier i = 0; i < itkGetStaticConstMacro(NumberOfPoints); i++ )
      {
      m_PointIds[i] = NumericTraits< PointIdentifier >::max();
      }
  }

  ~QuadraticEdgeCell() {}

  virtual void EvaluateShapeFunctions(
    const ParametricCoordArrayType & parametricCoordinates,
    ShapeFunctionsArrayType  & weights) const;

protected:
  PointIdentifier m_PointIds[NumberOfPoints];

private:
  QuadraticEdgeCell(const Self &); //purposely not implemented
  void operator=(const Self &);    //purposely not implemented
};
} // end namespace itk

#ifndef ITK_MANUAL_INSTANTIATION
#include "itkQuadraticEdgeCell.hxx"
#endif

#endif