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_EXPORT Hessian3DToVesselnessMeasureImageFilter:public
  ImageToImageFilter< Image< SymmetricSecondRankTensor< double, 3 >, 3 >,
                      Image< TPixel, 3 > >
{
public:
  typedef Hessian3DToVesselnessMeasureImageFilter Self;
  typedef ImageToImageFilter<
    Image< SymmetricSecondRankTensor< double, 3 >, 3 >,
    Image< TPixel, 3 > >                    Superclass;

  typedef SmartPointer< Self >       Pointer;
  typedef SmartPointer< const Self > ConstPointer;

  typedef typename Superclass::InputImageType  InputImageType;
  typedef typename Superclass::OutputImageType OutputImageType;
  typedef typename InputImageType::PixelType   InputPixelType;
  typedef TPixel                               OutputPixelType;

  itkStaticConstMacro(ImageDimension, unsigned int,
                       InputImageType ::ImageDimension);
  itkStaticConstMacro(InputPixelDimension, unsigned int,
                      InputPixelType::Dimension);

  typedef  FixedArray< double, itkGetStaticConstMacro(InputPixelDimension) >
  EigenValueArrayType;
  typedef  Image< EigenValueArrayType, itkGetStaticConstMacro(ImageDimension) >
  EigenValueImageType;
  typedef   SymmetricEigenAnalysisImageFilter<
    InputImageType, EigenValueImageType >     EigenAnalysisFilterType;

  itkTypeMacro(Hessian3DToVesselnessMeasureImageFilter, ImageToImageFilter);

  itkNewMacro(Self);

  itkSetMacro(Alpha1, double);
  itkGetConstMacro(Alpha1, double);

  itkSetMacro(Alpha2, double);
  itkGetConstMacro(Alpha2, double);

#ifdef ITK_USE_CONCEPT_CHECKING

  itkConceptMacro( DoubleConvertibleToOutputCheck,
                   ( Concept::Convertible< double, OutputPixelType > ) );

#endif

protected:
  Hessian3DToVesselnessMeasureImageFilter();
  ~Hessian3DToVesselnessMeasureImageFilter() {}
  void PrintSelf(std::ostream & os, Indent indent) const;

  void GenerateData(void);

private:
  Hessian3DToVesselnessMeasureImageFilter(const Self &); //purposely not
                                                         // implemented
  void operator=(const Self &);                          //purposely not

  // implemented

  typename EigenAnalysisFilterType::Pointer m_SymmetricEigenValueFilter;

  double m_Alpha1;
  double m_Alpha2;
};
} // end namespace itk

#ifndef ITK_MANUAL_INSTANTIATION
#include "itkHessian3DToVesselnessMeasureImageFilter.hxx"
#endif

#endif