itkScalarChanAndVeseLevelSetFunctionData.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.
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 *=========================================================================*/
#ifndef itkScalarChanAndVeseLevelSetFunctionData_h
#define itkScalarChanAndVeseLevelSetFunctionData_h

#include "itkRegionBasedLevelSetFunctionData.h"

namespace itk
{
template< typename TInputImage, typename TFeatureImage >
class ScalarChanAndVeseLevelSetFunctionData:
  public RegionBasedLevelSetFunctionData< TInputImage, TFeatureImage >
{
public:
  ITK_DISALLOW_COPY_AND_ASSIGN(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);

  itkTypeMacro(ScalarChanAndVeseLevelSetFunctionData, RegionBasedLevelSetFunctionData);

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

  using FeatureImageType = TFeatureImage;
  using FeatureImagePointer = typename Superclass::FeatureImagePointer;
  using FeatureImageConstPointer = typename Superclass::FeatureImageConstPointer;
  using FeaturePixelType = typename Superclass::FeaturePixelType;
  using FeatureRegionType = typename Superclass::FeatureRegionType;
  using FeatureSizeType = typename Superclass::FeatureSizeType;
  using FeatureSizeValueType = typename Superclass::FeatureSizeValueType;
  using FeatureSpacingType = typename Superclass::FeatureSpacingType;
  using FeatureIndexType = typename Superclass::FeatureIndexType;
  using FeaturePointType = 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 {}
};
} //end namespace itk

#endif