itkPadImageFilterBase.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 itkPadImageFilterBase_h
#define itkPadImageFilterBase_h
 
#include "itkImageToImageFilter.h"
 
#include "itkImageBoundaryCondition.h"
 
namespace itk
{
template <typename TInputImage, typename TOutputImage>
class ITK_TEMPLATE_EXPORT PadImageFilterBase : public ImageToImageFilter<TInputImage, TOutputImage>
{
public:
  ITK_DISALLOW_COPY_AND_MOVE(PadImageFilterBase);

  using Self = PadImageFilterBase;
  using Superclass = ImageToImageFilter<TInputImage, TOutputImage>;
  using Pointer = SmartPointer<Self>;
  using ConstPointer = SmartPointer<const Self>;

  itkNewMacro(Self);

  using OutputImageRegionType = typename TOutputImage::RegionType;
  using InputImageRegionType = typename TInputImage::RegionType;

  using OutputImagePixelType = typename TOutputImage::PixelType;
  using InputImagePixelType = typename TInputImage::PixelType;

  using OutputImageIndexType = typename TOutputImage::IndexType;
  using InputImageIndexType = typename TInputImage::IndexType;
  using OutputImageSizeType = typename TOutputImage::SizeType;
  using InputImageSizeType = typename TInputImage::SizeType;
  using SizeType = typename TInputImage::SizeType;
  using SizeValueType = typename TInputImage::SizeValueType;

  using BoundaryConditionType = ImageBoundaryCondition<TInputImage, TOutputImage>;
#ifndef ITK_FUTURE_LEGACY_REMOVE
  using BoundaryConditionPointerType [[deprecated("Please just use `BoundaryConditionType *` instead!")]] =
    BoundaryConditionType *;
#endif

  itkOverrideGetNameOfClassMacro(PadImageFilterBase);

  static constexpr unsigned int ImageDimension = TInputImage::ImageDimension;

  itkSetMacro(BoundaryCondition, BoundaryConditionType *);
  itkGetConstMacro(BoundaryCondition, BoundaryConditionType *);
 
protected:
  PadImageFilterBase();
  ~PadImageFilterBase() override = default;
  void
  PrintSelf(std::ostream & os, Indent indent) const override;

  void
  GenerateInputRequestedRegion() override;

  void
  DynamicThreadedGenerateData(const OutputImageRegionType & outputRegionForThread) override;
 

  void
  InternalSetBoundaryCondition(BoundaryConditionType * const boundaryCondition);
 
private:
  BoundaryConditionType * m_BoundaryCondition{};
};
 
} // end namespace itk
 
#ifndef ITK_MANUAL_INSTANTIATION
#  include "itkPadImageFilterBase.hxx"
#endif
 
#endif