itkLevelSetMotionRegistrationFilter.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 itkLevelSetMotionRegistrationFilter_h
#define itkLevelSetMotionRegistrationFilter_h
 
#include "itkPDEDeformableRegistrationFilter.h"
#include "itkLevelSetMotionRegistrationFunction.h"
 
namespace itk
{
template <typename TFixedImage, typename TMovingImage, typename TDisplacementField>
class ITK_TEMPLATE_EXPORT LevelSetMotionRegistrationFilter
  : public PDEDeformableRegistrationFilter<TFixedImage, TMovingImage, TDisplacementField>
{
public:
  ITK_DISALLOW_COPY_AND_MOVE(LevelSetMotionRegistrationFilter);

  using Self = LevelSetMotionRegistrationFilter;
  using Superclass = PDEDeformableRegistrationFilter<TFixedImage, TMovingImage, TDisplacementField>;
  using Pointer = SmartPointer<Self>;
  using ConstPointer = SmartPointer<const Self>;

  itkNewMacro(Self);

  itkOverrideGetNameOfClassMacro(LevelSetMotionRegistrationFilter);

  using typename Superclass::TimeStepType;

  using typename Superclass::FixedImageType;
  using typename Superclass::FixedImagePointer;

  using typename Superclass::MovingImageType;
  using typename Superclass::MovingImagePointer;

  using typename Superclass::DisplacementFieldType;
  using typename Superclass::DisplacementFieldPointer;

  using typename Superclass::FiniteDifferenceFunctionType;

  using LevelSetMotionFunctionType =
    LevelSetMotionRegistrationFunction<FixedImageType, MovingImageType, DisplacementFieldType>;

  virtual double
  GetMetric() const;

  virtual void
  SetAlpha(double);
 
  virtual double
  GetAlpha() const;

  virtual void
  SetIntensityDifferenceThreshold(double);
 
  virtual double
  GetIntensityDifferenceThreshold() const;

  virtual void
  SetGradientMagnitudeThreshold(double);
 
  virtual double
  GetGradientMagnitudeThreshold() const;

  virtual void
  SetGradientSmoothingStandardDeviations(double sigma);
 
  virtual double
  GetGradientSmoothingStandardDeviations() const;
 
protected:
  LevelSetMotionRegistrationFilter();
  ~LevelSetMotionRegistrationFilter() override = default;
  void
  PrintSelf(std::ostream & os, Indent indent) const override;

  void
  InitializeIteration() override;

  void
  ApplyUpdate(const TimeStepType & dt) override;

  bool
  Halt() override;
};
} // end namespace itk
 
#ifndef ITK_MANUAL_INSTANTIATION
#  include "itkLevelSetMotionRegistrationFilter.hxx"
#endif
 
#endif