itkImageToSpatialObjectRegistrationMethod.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 itkImageToSpatialObjectRegistrationMethod_h
#define itkImageToSpatialObjectRegistrationMethod_h

#include "itkProcessObject.h"
#include "itkImage.h"
#include "itkImageToSpatialObjectMetric.h"
#include "itkSingleValuedNonLinearOptimizer.h"
#include "itkDataObjectDecorator.h"

namespace itk
{
template< typename TFixedImage, typename TMovingSpatialObject >
class ITK_TEMPLATE_EXPORT ImageToSpatialObjectRegistrationMethod : public ProcessObject
{
public:
  ITK_DISALLOW_COPY_AND_ASSIGN(ImageToSpatialObjectRegistrationMethod);

  using Self = ImageToSpatialObjectRegistrationMethod;
  using Superclass = ProcessObject;
  using Pointer = SmartPointer< Self >;
  using ConstPointer = SmartPointer< const Self >;

  itkNewMacro(Self);

  itkTypeMacro(ImageToSpatialObjectRegistrationMethod, ProcessObject);

  using FixedImageType = TFixedImage;
  using FixedImageConstPointer = typename FixedImageType::ConstPointer;

  using MovingSpatialObjectType = TMovingSpatialObject;
  using MovingSpatialObjectConstPointer = typename MovingSpatialObjectType::ConstPointer;

  using MetricType = ImageToSpatialObjectMetric< FixedImageType,
                                      MovingSpatialObjectType >;
  using MetricPointer = typename MetricType::Pointer;

  using TransformType = typename MetricType::TransformType;
  using TransformPointer = typename TransformType::Pointer;

  using TransformOutputType = DataObjectDecorator< TransformType >;
  using TransformOutputPointer = typename TransformOutputType::Pointer;
  using TransformOutputConstPointer = typename TransformOutputType::ConstPointer;

  using InterpolatorType = typename MetricType::InterpolatorType;
  using InterpolatorPointer = typename InterpolatorType::Pointer;

  using OptimizerType = SingleValuedNonLinearOptimizer;

  using ParametersType = typename MetricType::TransformParametersType;

  using DataObjectPointer = typename DataObject::Pointer;

  itkSetConstObjectMacro(FixedImage, FixedImageType);
  itkGetConstObjectMacro(FixedImage, FixedImageType);

  itkSetConstObjectMacro(MovingSpatialObject, MovingSpatialObjectType);
  itkGetConstObjectMacro(MovingSpatialObject, MovingSpatialObjectType);

  itkSetObjectMacro(Optimizer,  OptimizerType);
  itkGetModifiableObjectMacro(Optimizer, OptimizerType);

  itkSetObjectMacro(Metric, MetricType);
  itkGetModifiableObjectMacro(Metric, MetricType);

  itkSetObjectMacro(Transform, TransformType);
  itkGetModifiableObjectMacro(Transform, TransformType);

  itkSetObjectMacro(Interpolator, InterpolatorType);
  itkGetModifiableObjectMacro(Interpolator, InterpolatorType);

  itkSetMacro(InitialTransformParameters, ParametersType);
  itkGetConstReferenceMacro(InitialTransformParameters, ParametersType);

  itkGetConstReferenceMacro(LastTransformParameters, ParametersType);

  const TransformOutputType * GetOutput() const;

  using DataObjectPointerArraySizeType = ProcessObject::DataObjectPointerArraySizeType;
  using Superclass::MakeOutput;
  DataObjectPointer MakeOutput(DataObjectPointerArraySizeType idx) override;

  ModifiedTimeType GetMTime() const override;

protected:
  ImageToSpatialObjectRegistrationMethod();
  ~ImageToSpatialObjectRegistrationMethod() override = default;
  void PrintSelf(std::ostream & os, Indent indent) const override;

  void  GenerateData() override;

  void Initialize();

  ParametersType m_InitialTransformParameters;
  ParametersType m_LastTransformParameters;

private:
  MetricPointer          m_Metric;
  OptimizerType::Pointer m_Optimizer;

  MovingSpatialObjectConstPointer m_MovingSpatialObject;
  FixedImageConstPointer          m_FixedImage;

  TransformPointer    m_Transform;
  InterpolatorPointer m_Interpolator;
};
} // end namespace itk

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

#endif