itkLevelSetDomainPartitionImageWithKdTree.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 itkLevelSetDomainPartitionImageWithKdTree_h
#define itkLevelSetDomainPartitionImageWithKdTree_h

#include "itkLevelSetDomainPartitionImage.h"

#include "itkListSample.h"
#include "itkKdTreeGenerator.h"

namespace itk
{
template< typename TImage >
class ITK_TEMPLATE_EXPORT LevelSetDomainPartitionImageWithKdTree:
  public LevelSetDomainPartitionImage< TImage >
{
public:
  ITK_DISALLOW_COPY_AND_ASSIGN(LevelSetDomainPartitionImageWithKdTree);

  using Self = LevelSetDomainPartitionImageWithKdTree;
  using Superclass = LevelSetDomainPartitionImage< TImage >;
  using Pointer = SmartPointer< Self >;
  using ConstPointer = SmartPointer< const Self >;

  static constexpr unsigned int ImageDimension = Superclass::ImageDimension;

  itkNewMacro(Self);

  itkTypeMacro( LevelSetDomainPartitionImageWithKdTree, LevelSetDomainPartitionImage);

  using ImageType = TImage;
  using ListIndexType = typename Superclass::ListIndexType;
  using ListRegionType = typename Superclass::ListRegionType;
  using ListPointType = typename Superclass::ListPointType;
  using ListIteratorType = typename Superclass::ListIteratorType;
  using IdentifierListType = typename Superclass::IdentifierListType;

  using CentroidVectorType = typename ListPointType::VectorType;
  using SampleType = typename Statistics::ListSample< CentroidVectorType >;
  using TreeGeneratorType = typename Statistics::KdTreeGenerator< SampleType >;
  using TreePointer = typename TreeGeneratorType::Pointer;
  using TreeType = typename TreeGeneratorType::KdTreeType;
  using KdTreePointer = typename TreeType::Pointer;

  itkSetObjectMacro( KdTree, TreeType );

  using NeighborsIdType = unsigned int;

  itkSetMacro( NumberOfNeighbors, NeighborsIdType );
  itkGetMacro( NumberOfNeighbors, NeighborsIdType );

  void PopulateListDomain() override;

protected:
  LevelSetDomainPartitionImageWithKdTree();
  ~LevelSetDomainPartitionImageWithKdTree() override = default;

  void PopulateDomainWithKdTree();

private:
  KdTreePointer     m_KdTree;
  NeighborsIdType   m_NumberOfNeighbors{ 10 };
};

} //end namespace itk

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

#endif