itkVertexCell.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 itkVertexCell_h
#define itkVertexCell_h

#include "itkCellInterface.h"
#include "itkNumericTraits.h"

namespace itk
{
template< typename TCellInterface >
class ITK_TEMPLATE_EXPORT VertexCell:public TCellInterface
{
public:
  ITK_DISALLOW_COPY_AND_ASSIGN(VertexCell);

  itkCellCommonTypedefs(VertexCell);
  itkCellInheritedTypedefs(TCellInterface);

  itkTypeMacro(VertexCell, CellInterface);

  static constexpr unsigned int NumberOfPoints = 1;
  static constexpr unsigned int CellDimension = 0;

  CellGeometry GetType() const override
  { return Superclass::VERTEX_CELL; }
  void MakeCopy(CellAutoPointer &) const override;

  unsigned int GetDimension() const override;

  unsigned int GetNumberOfPoints() const override;

  CellFeatureCount GetNumberOfBoundaryFeatures(int dimension) const override;

  bool GetBoundaryFeature(int dimension, CellFeatureIdentifier,
                                  CellAutoPointer &) override;
  void SetPointIds(PointIdConstIterator first) override;

  void SetPointIds(PointIdConstIterator first,
                           PointIdConstIterator last) override;

  void SetPointId(int localId, PointIdentifier) override;
  PointIdIterator      PointIdsBegin() override;

  PointIdConstIterator PointIdsBegin() const override;

  PointIdIterator      PointIdsEnd() override;

  PointIdConstIterator PointIdsEnd() const override;

  virtual void SetPointId(PointIdentifier);
  virtual PointIdentifier GetPointId();

  itkCellVisitMacro(Superclass::VERTEX_CELL);

  bool EvaluatePosition(CoordRepType *,
                                PointsContainer *,
                                CoordRepType *,
                                CoordRepType[],
                                double *,
                                InterpolationWeightType *) override;

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

  ~VertexCell() override = default;

protected:
  PointIdentifier m_PointIds[NumberOfPoints];
};
} // end namespace itk

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

#endif