itkImageToImageFilter.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.
 *
 *=========================================================================*/
/*=========================================================================
 *
 *  Portions of this file are subject to the VTK Toolkit Version 3 copyright.
 *
 *  Copyright (c) Ken Martin, Will Schroeder, Bill Lorensen
 *
 *  For complete copyright, license and disclaimer of warranty information
 *  please refer to the NOTICE file at the top of the ITK source tree.
 *
 *=========================================================================*/
#ifndef itkImageToImageFilter_h
#define itkImageToImageFilter_h

#include "itkImageSource.h"
#include "itkConceptChecking.h"
#include "itkImageToImageFilterDetail.h"
#include "itkImageToImageFilterCommon.h"

namespace itk
{

template< typename TInputImage, typename TOutputImage >
class ITK_TEMPLATE_EXPORT ImageToImageFilter:public ImageSource< TOutputImage >,
  private ImageToImageFilterCommon
{
public:
  ITK_DISALLOW_COPY_AND_ASSIGN(ImageToImageFilter);

  using Self = ImageToImageFilter;
  using Superclass = ImageSource< TOutputImage >;
  using Pointer = SmartPointer< Self >;
  using ConstPointer = SmartPointer< const Self >;

  itkTypeMacro(ImageToImageFilter, ImageSource);

  using OutputImageRegionType = typename Superclass::OutputImageRegionType;
  using OutputImagePixelType = typename Superclass::OutputImagePixelType;

  using InputImageType = TInputImage;
  using InputImagePointer = typename InputImageType::Pointer;
  using InputImageConstPointer = typename InputImageType::ConstPointer;
  using InputImageRegionType = typename InputImageType::RegionType;
  using InputImagePixelType = typename InputImageType::PixelType;

  static constexpr unsigned int InputImageDimension = TInputImage::ImageDimension;
  static constexpr unsigned int OutputImageDimension = TOutputImage::ImageDimension;

  using Superclass::SetInput;
  virtual void SetInput(const InputImageType *image);

  virtual void SetInput(unsigned int, const TInputImage *image);

  const InputImageType * GetInput() const;

  const InputImageType * GetInput(unsigned int idx) const;

  virtual void PushBackInput(const InputImageType *image);

  void PopBackInput() override;

  virtual void PushFrontInput(const InputImageType *image);

  void PopFrontInput() override;

  itkSetMacro(CoordinateTolerance,double);
  itkGetConstMacro(CoordinateTolerance,double);

  itkSetMacro(DirectionTolerance,double);
  itkGetConstMacro(DirectionTolerance,double);

  using ImageToImageFilterCommon::SetGlobalDefaultDirectionTolerance;
  using ImageToImageFilterCommon::GetGlobalDefaultDirectionTolerance;


  using ImageToImageFilterCommon::SetGlobalDefaultCoordinateTolerance;
  using ImageToImageFilterCommon::GetGlobalDefaultCoordinateTolerance;


protected:
  ImageToImageFilter();
  ~ImageToImageFilter() override {};

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

  void VerifyInputInformation() ITKv5_CONST override;

  void GenerateInputRequestedRegion() override;

  using InputToOutputRegionCopierType = ImageToImageFilterDetail::ImageRegionCopier<
                                                       Self::OutputImageDimension,
                                                       Self::InputImageDimension >;

  using OutputToInputRegionCopierType = ImageToImageFilterDetail::ImageRegionCopier<
                                                       Self::InputImageDimension,
                                                       Self::OutputImageDimension >;

  virtual void CallCopyOutputRegionToInputRegion(InputImageRegionType & destRegion,
                                                 const OutputImageRegionType & srcRegion);

  virtual void CallCopyInputRegionToOutputRegion(OutputImageRegionType & destRegion,
                                                 const InputImageRegionType & srcRegion);

  void PushBackInput(const DataObject *input) override
  { Superclass::PushBackInput(input); }
  void PushFrontInput(const DataObject *input) override
  { Superclass::PushFrontInput(input); }

private:
  double m_CoordinateTolerance;
  double m_DirectionTolerance;
};
} // end namespace itk

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

#endif