itkExtractOrthogonalSwath2DImageFilter.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 itkExtractOrthogonalSwath2DImageFilter_h
#define itkExtractOrthogonalSwath2DImageFilter_h

#include "itkImageAndPathToImageFilter.h"
#include "itkParametricPath.h"

namespace itk
{
template< typename TImage >
class ITK_TEMPLATE_EXPORT ExtractOrthogonalSwath2DImageFilter:public
  ImageAndPathToImageFilter< TImage, ParametricPath< 2 >, TImage >
{
public:
  ITK_DISALLOW_COPY_AND_ASSIGN(ExtractOrthogonalSwath2DImageFilter);

  using Self = ExtractOrthogonalSwath2DImageFilter;
  using Superclass =
      ImageAndPathToImageFilter< TImage, ParametricPath< 2 >, TImage >;
  using Pointer = SmartPointer< Self >;
  using ConstPointer = SmartPointer< const Self >;

  itkNewMacro(Self);

  itkTypeMacro(ExtractOrthogonalSwath2DImageFilter, ImageAndPathToImageFilter);

  using ImageType = TImage;
  using ImagePointer = typename  ImageType::Pointer;
  using ImageConstPointer = typename  ImageType::ConstPointer;
  using ImageRegionType = typename  ImageType::RegionType;
  using ImageIndexType = typename  ImageType::IndexType;
  using ImagePixelType = typename  ImageType::PixelType;
  using PathType = ParametricPath< 2 >;
  using PathConstPointer = typename  PathType::ConstPointer;
  using PathInputType = typename  PathType::InputType;
  using PathOutputType = typename  PathType::OutputType;
  using PathIndexType = typename  PathType::IndexType;
  using PathContinuousIndexType = typename  PathType::ContinuousIndexType;
  using PathOffsetType = typename  PathType::OffsetType;
  using PathVectorType = typename  PathType::VectorType;
  using SizeType = typename  ImageType::SizeType;

  static constexpr unsigned int PathDimension = 2;
  static constexpr unsigned int ImageDimension = TImage::ImageDimension;

  virtual void SetSpacing(const double *spacing);

  virtual void SetSpacing(const float *spacing);

  virtual const double * GetSpacing() const;

  virtual void SetOrigin(const double *origin);

  virtual void SetOrigin(const float *origin);

  virtual const double * GetOrigin() const;

  itkSetMacro(Size, SizeType)


  itkSetMacro(DefaultPixelValue, ImagePixelType)

  //--------------------------------------------------------------------------
  //

  void EnlargeOutputRequestedRegion(DataObject *output) override
  {
    output->SetRequestedRegionToLargestPossibleRegion();
  }

  //
  //--------------------------------------------------------------------------

protected:
  ExtractOrthogonalSwath2DImageFilter()
  {
    m_DefaultPixelValue = NumericTraits< ImagePixelType >::ZeroValue();
    m_Size[0] = 512;
    m_Size[1] = 16 * 2 + 1; // must be odd
    m_Origin[0]  = m_Origin[1]  = 0.0;
    m_Spacing[0] = m_Spacing[1] = 1.0;
  }

  ~ExtractOrthogonalSwath2DImageFilter() override = default;
  void PrintSelf(std::ostream & os, Indent indent) const override;

  //--------------------------------------------------------------------------
  //

  void GenerateOutputInformation() override;

  void GenerateInputRequestedRegion() override
  {
    Superclass::GenerateInputRequestedRegion();
    this->GetNonConstImageInput()->SetRequestedRegionToLargestPossibleRegion();
    this->GetNonConstPathInput()->SetRequestedRegionToLargestPossibleRegion();
  }

  void GenerateData() override;

  //
  //--------------------------------------------------------------------------

private:
  ImagePixelType m_DefaultPixelValue;
  SizeType       m_Size;
  double         m_Origin[ImageDimension];
  double         m_Spacing[ImageDimension];
};
} // end namespace itk

#ifndef ITK_MANUAL_INSTANTIATION
#include "itkExtractOrthogonalSwath2DImageFilter.hxx"
#endif

#endif