itkScalarChanAndVeseLevelSetFunctionData.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 itkScalarChanAndVeseLevelSetFunctionData_h
#define itkScalarChanAndVeseLevelSetFunctionData_h
 
#include "itkRegionBasedLevelSetFunctionData.h"
 
namespace itk
{
template <typename TInputImage, typename TFeatureImage>
class ITK_TEMPLATE_EXPORT ScalarChanAndVeseLevelSetFunctionData
  : public RegionBasedLevelSetFunctionData<TInputImage, TFeatureImage>
{
public:
  ITK_DISALLOW_COPY_AND_MOVE(ScalarChanAndVeseLevelSetFunctionData);
 
  using Self = ScalarChanAndVeseLevelSetFunctionData;
  using Superclass = RegionBasedLevelSetFunctionData<TInputImage, TFeatureImage>;
  using Pointer = SmartPointer<Self>;
  using ConstPointer = SmartPointer<const Self>;
 
  static constexpr unsigned int ImageDimension = TFeatureImage::ImageDimension;
 
  itkNewMacro(Self);
 
  itkOverrideGetNameOfClassMacro(ScalarChanAndVeseLevelSetFunctionData);
 
  using InputImageType = TInputImage;
  using typename Superclass::InputImagePointer;
  using typename Superclass::InputImageConstPointer;
  using typename Superclass::InputPixelType;
  using typename Superclass::InputRegionType;
  using typename Superclass::InputSizeType;
  using typename Superclass::InputSizeValueType;
  using typename Superclass::InputSpacingType;
  using typename Superclass::InputIndexType;
  using typename Superclass::InputIndexValueType;
  using typename Superclass::InputPointType;
 
  using FeatureImageType = TFeatureImage;
  using typename Superclass::FeatureImagePointer;
  using typename Superclass::FeatureImageConstPointer;
  using typename Superclass::FeaturePixelType;
  using typename Superclass::FeatureRegionType;
  using typename Superclass::FeatureSizeType;
  using typename Superclass::FeatureSizeValueType;
  using typename Superclass::FeatureSpacingType;
  using typename Superclass::FeatureIndexType;
  using typename Superclass::FeaturePointType;
 
  double m_BackgroundConstantValues{};
  double m_ForegroundConstantValues{};
  double m_WeightedSumOfPixelValuesInsideLevelSet{};
  double m_WeightedSumOfPixelValuesOutsideLevelSet{};
 
protected:
  ScalarChanAndVeseLevelSetFunctionData()
    : Superclass()
  {
    m_BackgroundConstantValues = 0.;
    m_ForegroundConstantValues = 0.;
    m_WeightedSumOfPixelValuesInsideLevelSet = 0.;
    m_WeightedSumOfPixelValuesOutsideLevelSet = 0.;
  }
 
  ~ScalarChanAndVeseLevelSetFunctionData() override = default;
};
} // end namespace itk
 
#endif