itkFlipImageFilter.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 itkFlipImageFilter_h
#define itkFlipImageFilter_h

#include "itkImageToImageFilter.h"
#include "itkFixedArray.h"

namespace itk
{
template< typename TImage >
class ITK_TEMPLATE_EXPORT FlipImageFilter:
  public ImageToImageFilter< TImage, TImage >
{
public:
  ITK_DISALLOW_COPY_AND_ASSIGN(FlipImageFilter);

  using Self = FlipImageFilter;
  using Superclass = ImageToImageFilter< TImage, TImage >;
  using Pointer = SmartPointer< Self >;
  using ConstPointer = SmartPointer< const Self >;

  itkNewMacro(Self);

  itkTypeMacro(FlipImageFilter, ImageToImageFilter);

  static constexpr unsigned int ImageDimension = TImage::ImageDimension;

  using InputImagePointer = typename Superclass::InputImagePointer;
  using InputImageConstPointer = typename Superclass::InputImageConstPointer;
  using OutputImagePointer = typename Superclass::OutputImagePointer;
  using OutputImageRegionType = typename Superclass::OutputImageRegionType;

  using IndexType = typename TImage::IndexType;
  using IndexValueType = typename IndexType::IndexValueType;

  using FlipAxesArrayType = FixedArray< bool, Self::ImageDimension >;

  itkSetMacro(FlipAxes, FlipAxesArrayType);
  itkGetConstMacro(FlipAxes, FlipAxesArrayType);

  itkBooleanMacro(FlipAboutOrigin);
  itkGetConstMacro(FlipAboutOrigin, bool);
  itkSetMacro(FlipAboutOrigin, bool);

  void GenerateOutputInformation() override;

  void GenerateInputRequestedRegion() override;

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

  void DynamicThreadedGenerateData(const OutputImageRegionType & outputRegionForThread) override;

private:
  FlipAxesArrayType m_FlipAxes;
  bool              m_FlipAboutOrigin{ true };
};
} // end namespace itk

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

#endif