itkFlipImageFilter.h

Go to the documentation of this file.

/*=========================================================================
 *
 *  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 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_MOVE(FlipImageFilter);

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

  itkNewMacro(Self);

  itkOverrideGetNameOfClassMacro(FlipImageFilter);

  static constexpr unsigned int ImageDimension = TImage::ImageDimension;

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