itkHessian3DToVesselnessMeasureImageFilter.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 itkHessian3DToVesselnessMeasureImageFilter_h
#define itkHessian3DToVesselnessMeasureImageFilter_h
 
#include "itkSymmetricSecondRankTensor.h"
#include "itkSymmetricEigenAnalysisImageFilter.h"
 
namespace itk
{
template <typename TPixel>
class ITK_TEMPLATE_EXPORT Hessian3DToVesselnessMeasureImageFilter
  : public ImageToImageFilter<Image<SymmetricSecondRankTensor<double, 3>, 3>, Image<TPixel, 3>>
{
public:
  ITK_DISALLOW_COPY_AND_MOVE(Hessian3DToVesselnessMeasureImageFilter);
 
  using Self = Hessian3DToVesselnessMeasureImageFilter;
  using Superclass = ImageToImageFilter<Image<SymmetricSecondRankTensor<double, 3>, 3>, Image<TPixel, 3>>;
 
  using Pointer = SmartPointer<Self>;
  using ConstPointer = SmartPointer<const Self>;
 
  using typename Superclass::InputImageType;
  using typename Superclass::OutputImageType;
  using InputPixelType = typename InputImageType::PixelType;
  using OutputPixelType = TPixel;
 
  static constexpr unsigned int ImageDimension = InputImageType::ImageDimension;
  static constexpr unsigned int InputPixelDimension = InputPixelType::Dimension;
 
  using EigenValueArrayType = FixedArray<double, Self::InputPixelDimension>;
  using EigenValueImageType = Image<EigenValueArrayType, Self::ImageDimension>;
  using EigenAnalysisFilterType =
    SymmetricEigenAnalysisFixedDimensionImageFilter<ImageDimension, InputImageType, EigenValueImageType>;
 
  itkOverrideGetNameOfClassMacro(Hessian3DToVesselnessMeasureImageFilter);
 
  itkNewMacro(Self);
 
  itkSetMacro(Alpha1, double);
  itkGetConstMacro(Alpha1, double);
  itkSetMacro(Alpha2, double);
  itkGetConstMacro(Alpha2, double);
#ifdef ITK_USE_CONCEPT_CHECKING
  // Begin concept checking
  itkConceptMacro(DoubleConvertibleToOutputCheck, (Concept::Convertible<double, OutputPixelType>));
  // End concept checking
#endif
 
protected:
  Hessian3DToVesselnessMeasureImageFilter();
  ~Hessian3DToVesselnessMeasureImageFilter() override = default;
  void
  PrintSelf(std::ostream & os, Indent indent) const override;
 
  void
  GenerateData() override;
 
private:
  typename EigenAnalysisFilterType::Pointer m_SymmetricEigenValueFilter{};
 
  double m_Alpha1{};
  double m_Alpha2{};
};
} // end namespace itk
 
#ifndef ITK_MANUAL_INSTANTIATION
#  include "itkHessian3DToVesselnessMeasureImageFilter.hxx"
#endif
 
#endif