itkBSplineTransformInitializer.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 itkBSplineTransformInitializer_h
#define itkBSplineTransformInitializer_h

#include "itkObject.h"
#include "itkObjectFactory.h"

namespace itk
{
template<typename TTransform, typename TImage>
class ITK_TEMPLATE_EXPORT BSplineTransformInitializer
: public Object
{
public:
  ITK_DISALLOW_COPY_AND_ASSIGN(BSplineTransformInitializer);

  using Self = BSplineTransformInitializer;
  using Superclass = Object;
  using Pointer = SmartPointer<Self>;
  using ConstPointer = SmartPointer<const Self>;

  itkNewMacro( Self );

  itkTypeMacro( BSplineTransformInitializer, Object );

  using TransformType = TTransform;

  using ImageType = TImage;
  using ImagePointer = typename ImageType::ConstPointer;
  using IndexType = typename ImageType::IndexType;
  using ImagePointType = typename ImageType::PointType;
  using ImagePointCoordRepType = typename ImagePointType::CoordRepType;

  using TransformPointer = typename TransformType::Pointer;
  using RegionType = typename TransformType::RegionType;
  using SizeType = typename RegionType::SizeType;
  using SpacingType = typename TransformType::SpacingType;
  using OriginType = typename TransformType::OriginType;
  using DirectionType = typename TransformType::DirectionType;
  using PhysicalDimensionsType = typename TransformType::PhysicalDimensionsType;
  using MeshSizeType = typename TransformType::MeshSizeType;
  using SpacingComponentType = typename SpacingType::ComponentType;

  static constexpr unsigned int SpaceDimension = TransformType::SpaceDimension;

  itkGetConstObjectMacro( Transform, TransformType );
  itkSetObjectMacro( Transform, TransformType );

  itkGetConstObjectMacro( Image, ImageType );
  itkSetConstObjectMacro( Image, ImageType );

  itkGetConstMacro( TransformDomainMeshSize, MeshSizeType );
  void SetTransformDomainMeshSize( const MeshSizeType );

  virtual void InitializeTransform() const;

protected:
  BSplineTransformInitializer();
  ~BSplineTransformInitializer() override = default;

  void PrintSelf( std::ostream & os, Indent indent ) const override;

private:
  ImagePointer                    m_Image;
  TransformPointer                m_Transform;

  MeshSizeType                    m_TransformDomainMeshSize;
  bool                            m_SetTransformDomainMeshSizeViaInitializer{ false };

}; //class BSplineTransformInitializer
}  // namespace itk

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

#endif /* itkBSplineTransformInitializer_h */