itkHessian3DToVesselnessMeasureImageFilter.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 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_ASSIGN(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 InputImageType = typename Superclass::InputImageType;
  using OutputImageType = 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 >;

  itkTypeMacro(Hessian3DToVesselnessMeasureImageFilter, ImageToImageFilter);

  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