itkGeodesicActiveContourLevelSetImageFilter.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
 *
 *         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 itkGeodesicActiveContourLevelSetImageFilter_h
#define itkGeodesicActiveContourLevelSetImageFilter_h
 
#include "itkSegmentationLevelSetImageFilter.h"
#include "itkGeodesicActiveContourLevelSetFunction.h"
 
namespace itk
{
template <typename TInputImage, typename TFeatureImage, typename TOutputPixelType = float>
class ITK_TEMPLATE_EXPORT GeodesicActiveContourLevelSetImageFilter
  : public SegmentationLevelSetImageFilter<TInputImage, TFeatureImage, TOutputPixelType>
{
public:
  ITK_DISALLOW_COPY_AND_MOVE(GeodesicActiveContourLevelSetImageFilter);
 
  using Self = GeodesicActiveContourLevelSetImageFilter;
  using Superclass = SegmentationLevelSetImageFilter<TInputImage, TFeatureImage, TOutputPixelType>;
 
  using Pointer = SmartPointer<Self>;
  using ConstPointer = SmartPointer<const Self>;
 
  using ValueType = typename Superclass::ValueType;
  using OutputImageType = typename Superclass::OutputImageType;
  using FeatureImageType = typename Superclass::FeatureImageType;
 
  using GeodesicActiveContourFunctionType = GeodesicActiveContourLevelSetFunction<OutputImageType, FeatureImageType>;
  using GeodesicActiveContourFunctionPointer = typename GeodesicActiveContourFunctionType::Pointer;
 
  itkTypeMacro(GeodesicActiveContourLevelSetImageFilter, SegmentationLevelSetImageFilter);
 
  itkNewMacro(Self);
 
  void
  SetDerivativeSigma(float value)
  {
    if (Math::NotExactlyEquals(value, m_GeodesicActiveContourFunction->GetDerivativeSigma()))
    {
      m_GeodesicActiveContourFunction->SetDerivativeSigma(value);
      this->Modified();
    }
  }
 
  float
  GetDerivativeSigma() const
  {
    return m_GeodesicActiveContourFunction->GetDerivativeSigma();
  }
 
protected:
  ~GeodesicActiveContourLevelSetImageFilter() override = default;
  GeodesicActiveContourLevelSetImageFilter();
 
  void
  PrintSelf(std::ostream & os, Indent indent) const override;
 
  void
  GenerateData() override;
 
private:
  GeodesicActiveContourFunctionPointer m_GeodesicActiveContourFunction;
};
} // end namespace itk
 
#ifndef ITK_MANUAL_INSTANTIATION
#  include "itkGeodesicActiveContourLevelSetImageFilter.hxx"
#endif
 
#endif