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/*=========================================================================
*
* Copyright NumFOCUS
*
* 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
*
* https://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
{
/**
* \class LevelSetDomainPartitionImageWithKdTree
*
* \brief Helper class used to share data in the ScalarChanAndVeseLevelSetFunction.
* \ingroup ITKLevelSetsv4
*/
template <typename TImage>
class ITK_TEMPLATE_EXPORT LevelSetDomainPartitionImageWithKdTree : public LevelSetDomainPartitionImage<TImage>
{
public:
ITK_DISALLOW_COPY_AND_MOVE(LevelSetDomainPartitionImageWithKdTree);
using Self = LevelSetDomainPartitionImageWithKdTree;
using Superclass = LevelSetDomainPartitionImage<TImage>;
using Pointer = SmartPointer<Self>;
using ConstPointer = SmartPointer<const Self>;
static constexpr unsigned int ImageDimension = Superclass::ImageDimension;
/** Method for creation through the object factory. */
itkNewMacro(Self);
itkOverrideGetNameOfClassMacro(LevelSetDomainPartitionImageWithKdTree);
using ImageType = TImage;
using typename Superclass::ListIndexType;
using typename Superclass::ListRegionType;
using typename Superclass::ListPointType;
using typename Superclass::ListIteratorType;
using 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;
/** Initialize with a precomputed kd-tree */
itkSetObjectMacro(KdTree, TreeType);
/** Number of neighbors level sets connected to this level set. */
using NeighborsIdType = unsigned int;
/** Get/Set number of neighbors in the kd-tree leaf node */
itkSetMacro(NumberOfNeighbors, NeighborsIdType);
itkGetMacro(NumberOfNeighbors, NeighborsIdType);
/** Populate a list image with each pixel being a list of overlapping
* level set support at that pixel */
void
PopulateListDomain() override;
protected:
LevelSetDomainPartitionImageWithKdTree();
~LevelSetDomainPartitionImageWithKdTree() override = default;
/** Populate a list image with each pixel being a list of overlapping
* level set support at that pixel */
void
PopulateDomainWithKdTree();
private:
KdTreePointer m_KdTree{};
NeighborsIdType m_NumberOfNeighbors{ 10 };
};
} // end namespace itk
#ifndef ITK_MANUAL_INSTANTIATION
# include "itkLevelSetDomainPartitionImageWithKdTree.hxx"
#endif
#endif
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