itkScalarChanAndVeseLevelSetFunction.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 itkScalarChanAndVeseLevelSetFunction_h
#define itkScalarChanAndVeseLevelSetFunction_h

#include "itkScalarRegionBasedLevelSetFunction.h"
#include "itkScalarChanAndVeseLevelSetFunctionData.h"
#include "itkConstrainedRegionBasedLevelSetFunctionSharedData.h"

namespace itk
{
template< typename TInputImage,
          typename TFeatureImage,
          typename TSharedData = ConstrainedRegionBasedLevelSetFunctionSharedData< TInputImage, TFeatureImage,
                                                                                ScalarChanAndVeseLevelSetFunctionData<
                                                                                  TInputImage, TFeatureImage > > >
class ITK_TEMPLATE_EXPORT ScalarChanAndVeseLevelSetFunction:
  public ScalarRegionBasedLevelSetFunction< TInputImage, TFeatureImage, TSharedData >
{
public:
  ITK_DISALLOW_COPY_AND_ASSIGN(ScalarChanAndVeseLevelSetFunction);

  using Self = ScalarChanAndVeseLevelSetFunction;
  using Superclass = ScalarRegionBasedLevelSetFunction< TInputImage, TFeatureImage, TSharedData >;
  using Pointer = SmartPointer< Self >;
  using ConstPointer = SmartPointer< const Self >;

  itkNewMacro(Self);

  itkTypeMacro(ScalarChanAndVeseLevelSetFunction, ScalarLevelSetFunction);

  static constexpr unsigned int ImageDimension = TFeatureImage::ImageDimension;

  using InputImageType = TInputImage;
  using InputImageConstPointer = typename Superclass::InputImageConstPointer;
  using InputImagePointer = typename Superclass::InputImagePointer;
  using InputPixelType = typename Superclass::InputPixelType;
  using InputIndexType = typename Superclass::InputIndexType;
  using InputIndexValueType = typename Superclass::InputIndexValueType;
  using InputSizeType = typename Superclass::InputSizeType;
  using InputSizeValueType = typename Superclass::InputSizeValueType;
  using InputRegionType = typename Superclass::InputRegionType;
  using InputPointType = typename Superclass::InputPointType;

  using FeatureImageType = TFeatureImage;
  using FeatureImageConstPointer = typename FeatureImageType::ConstPointer;
  using FeaturePixelType = typename Superclass::FeaturePixelType;
  using FeatureIndexType = typename Superclass::FeatureIndexType;
  using FeatureOffsetType = typename Superclass::FeatureOffsetType;

  using ScalarValueType = typename Superclass::ScalarValueType;
  using NeighborhoodType = typename Superclass::NeighborhoodType;
  using FloatOffsetType = typename Superclass::FloatOffsetType;
  using RadiusType = typename Superclass::RadiusType;
  using TimeStepType = typename Superclass::TimeStepType;
  using GlobalDataStruct = typename Superclass::GlobalDataStruct;
  using PixelType = typename Superclass::PixelType;
  using VectorType = typename Superclass::VectorType;

  using SharedDataType = typename Superclass::SharedDataType;
  using SharedDataPointer = typename Superclass::SharedDataPointer;

  using ImageIteratorType = typename Superclass::ImageIteratorType;
  using ConstImageIteratorType = typename Superclass::ConstImageIteratorType;
  using FeatureImageIteratorType = typename Superclass::FeatureImageIteratorType;
  using ConstFeatureIteratorType = typename Superclass::ConstFeatureIteratorType;

  using ListPixelType = typename Superclass::ListPixelType;
  using ListPixelConstIterator = typename Superclass::ListPixelConstIterator;
  using ListPixelIterator = typename Superclass::ListPixelIterator;
  using ListImageType = typename Superclass::ListImageType;

protected:
  ScalarChanAndVeseLevelSetFunction():Superclass() {}
  ~ScalarChanAndVeseLevelSetFunction() override{}

  void ComputeParameters() override;

  void UpdateSharedDataParameters() override;

  ScalarValueType ComputeInternalTerm(const FeaturePixelType & iValue,
                                      const FeatureIndexType & iIdx) override;

  ScalarValueType ComputeExternalTerm(const FeaturePixelType & iValue,
                                      const FeatureIndexType & iIdx) override;

  void UpdateSharedDataInsideParameters(const unsigned int & iId,
                                        const FeaturePixelType & iVal, const ScalarValueType & iChange) override;

  void UpdateSharedDataOutsideParameters(const unsigned int & iId,
                                         const FeaturePixelType & iVal, const ScalarValueType & iChange) override;
};
}

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

#endif