itkBinaryMaskToNarrowBandPointSetFilter.h

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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 itkBinaryMaskToNarrowBandPointSetFilter_h
#define itkBinaryMaskToNarrowBandPointSetFilter_h
 
#include "itkImageToMeshFilter.h"
#include "itkImageRegionIteratorWithIndex.h"
#include "itkReinitializeLevelSetImageFilter.h"
#include "itkRescaleIntensityImageFilter.h"
 
namespace itk
{
template <typename TInputImage, typename TOutputMesh>
class ITK_TEMPLATE_EXPORT BinaryMaskToNarrowBandPointSetFilter : public ImageToMeshFilter<TInputImage, TOutputMesh>
{
public:
  ITK_DISALLOW_COPY_AND_MOVE(BinaryMaskToNarrowBandPointSetFilter);
 
  using Self = BinaryMaskToNarrowBandPointSetFilter;
 
  using Superclass = ImageToMeshFilter<TInputImage, TOutputMesh>;
 
  using Pointer = SmartPointer<Self>;
  using ConstPointer = SmartPointer<const Self>;
 
  itkNewMacro(Self);
 
  itkOverrideGetNameOfClassMacro(BinaryMaskToNarrowBandPointSetFilter);
 
  using InputImageType = TInputImage;
  using InputImageConstPointer = typename InputImageType::ConstPointer;
  using InputImageRegionType = typename InputImageType::RegionType;
  using InputImagePixelType = typename InputImageType::PixelType;
 
  using InputImageIterator = ImageRegionConstIteratorWithIndex<InputImageType>;
 
  using OutputMeshType = TOutputMesh;
  using PointType = typename OutputMeshType::PointType;
  using OutputMeshPointer = typename OutputMeshType::Pointer;
  using OutputMeshConstPointer = typename OutputMeshType::ConstPointer;
  using PointsContainer = typename OutputMeshType::PointsContainer;
  using PointIdentifier = typename OutputMeshType::PointIdentifier;
  using PointsContainerPointer = typename PointsContainer::Pointer;
  using PointsContainerIterator = typename PointsContainer::Iterator;
  using PointDataContainer = typename OutputMeshType::PointDataContainer;
  using PointDataContainerPointer = typename PointDataContainer::Pointer;
  using PointDataContainerIterator = typename PointDataContainer::Iterator;
 
  static constexpr unsigned int ImageDimension = TInputImage::ImageDimension;
 
  using RealImageType = itk::Image<float, Self::ImageDimension>;
 
  using DistanceFilterType = ReinitializeLevelSetImageFilter<RealImageType>;
  using DistanceFilterPointer = typename DistanceFilterType::Pointer;
  using NodeContainerPointer = typename DistanceFilterType::NodeContainerPointer;
  using NodeContainer = typename DistanceFilterType::NodeContainer;
  using NodeType = typename NodeContainer::Element;
 
  using RescaleFilterType = RescaleIntensityImageFilter<InputImageType, RealImageType>;
 
  using RescaleFilterPointer = typename RescaleFilterType::Pointer;
 
  static constexpr unsigned int PointDimension = TOutputMesh::PointDimension;
 
  using Superclass::SetInput;
  void
  SetInput(const InputImageType * inputImage);
 
  itkSetMacro(BandWidth, float);
  itkGetConstMacro(BandWidth, float);
protected:
  BinaryMaskToNarrowBandPointSetFilter();
  ~BinaryMaskToNarrowBandPointSetFilter() override = default;
  void
  PrintSelf(std::ostream & os, Indent indent) const override;
 
  void
  GenerateData() override;
 
  void
  GenerateOutputInformation() override;
 
private:
  DistanceFilterPointer m_DistanceFilter{};
  RescaleFilterPointer  m_RescaleFilter{};
 
  float m_BandWidth{};
};
} // end namespace itk
 
#ifndef ITK_MANUAL_INSTANTIATION
#  include "itkBinaryMaskToNarrowBandPointSetFilter.hxx"
#endif
 
#endif