itkPointSetToImageRegistrationMethod.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 itkPointSetToImageRegistrationMethod_h
#define itkPointSetToImageRegistrationMethod_h

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

namespace itk
{
template< typename TFixedPointSet, typename TMovingImage >
class ITK_TEMPLATE_EXPORT PointSetToImageRegistrationMethod : public ProcessObject
{
public:
  typedef PointSetToImageRegistrationMethod Self;
  typedef ProcessObject                     Superclass;
  typedef SmartPointer< Self >              Pointer;
  typedef SmartPointer< const Self >        ConstPointer;

  itkNewMacro(Self);

  itkTypeMacro(PointSetToImageRegistrationMethod, ProcessObject);

  typedef          TFixedPointSet                  FixedPointSetType;
  typedef typename FixedPointSetType::ConstPointer FixedPointSetConstPointer;

  typedef          TMovingImage                  MovingImageType;
  typedef typename MovingImageType::ConstPointer MovingImageConstPointer;

  typedef PointSetToImageMetric< FixedPointSetType, MovingImageType > MetricType;
  typedef typename MetricType::Pointer                                MetricPointer;

  typedef  typename MetricType::TransformType TransformType;
  typedef  typename TransformType::Pointer    TransformPointer;

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

  typedef  typename MetricType::InterpolatorType InterpolatorType;
  typedef  typename InterpolatorType::Pointer    InterpolatorPointer;

  typedef   SingleValuedNonLinearOptimizer OptimizerType;

  typedef  typename MetricType::TransformParametersType ParametersType;

  typedef typename DataObject::Pointer DataObjectPointer;

  itkSetConstObjectMacro(FixedPointSet, FixedPointSetType);
  itkGetConstObjectMacro(FixedPointSet, FixedPointSetType);

  itkSetConstObjectMacro(MovingImage, MovingImageType);
  itkGetConstObjectMacro(MovingImage, MovingImageType);

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

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

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

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

  virtual void SetInitialTransformParameters(const ParametersType & param);

  itkGetConstReferenceMacro(InitialTransformParameters, ParametersType);

  itkGetConstReferenceMacro(LastTransformParameters, ParametersType);

  void Initialize();

  const TransformOutputType * GetOutput() const;

  typedef ProcessObject::DataObjectPointerArraySizeType DataObjectPointerArraySizeType;
  using Superclass::MakeOutput;
  virtual DataObjectPointer MakeOutput(DataObjectPointerArraySizeType idx) ITK_OVERRIDE;

  virtual ModifiedTimeType GetMTime() const ITK_OVERRIDE;

#ifdef ITKV3_COMPATIBILITY

  // StartRegistration is an old API from before
  // ImageRegistrationMethod was a subclass of ProcessObject.
  // Historically, one could call StartRegistration() instead of
  // calling Update().  However, when called directly by the user, the
  // inputs to ImageRegistrationMethod may not be up to date.  This
  // may cause an unexpected behavior.
  //
  // Since we cannot eliminate StartRegistration for backward
  // compatibility reasons, we check whether StartRegistration was
  // called directly or whether Update() (which in turn called
  // StartRegistration()).
  void StartRegistration(void) { this->Update(); }
#endif

protected:
  PointSetToImageRegistrationMethod();
  virtual ~PointSetToImageRegistrationMethod() ITK_OVERRIDE {}
  virtual void PrintSelf(std::ostream & os, Indent indent) const ITK_OVERRIDE;

  virtual void  GenerateData() ITK_OVERRIDE;

private:
  ITK_DISALLOW_COPY_AND_ASSIGN(PointSetToImageRegistrationMethod);

  MetricPointer          m_Metric;
  OptimizerType::Pointer m_Optimizer;

  MovingImageConstPointer   m_MovingImage;
  FixedPointSetConstPointer m_FixedPointSet;

  TransformPointer    m_Transform;
  InterpolatorPointer m_Interpolator;

  ParametersType m_InitialTransformParameters;
  ParametersType m_LastTransformParameters;
};
} // end namespace itk

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

#endif