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 ExtractOrthogonalSwath2DImageFilter:public
  ImageAndPathToImageFilter< TImage, ParametricPath< 2 >, TImage >
{
public:
  typedef ExtractOrthogonalSwath2DImageFilter Self;
  typedef ImageAndPathToImageFilter< TImage, ParametricPath< 2 >, TImage >
  Superclass;
  typedef SmartPointer< Self >       Pointer;
  typedef SmartPointer< const Self > ConstPointer;

  itkNewMacro(Self);

  itkTypeMacro(ExtractOrthogonalSwath2DImageFilter, ImageAndPathToImageFilter);

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

  itkStaticConstMacro(PathDimension, unsigned int,
                      2);
  itkStaticConstMacro(ImageDimension, unsigned int,
                      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)

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

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

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

protected:
  ExtractOrthogonalSwath2DImageFilter()
  {
    m_DefaultPixelValue = NumericTraits< ImagePixelType >::Zero;
    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;
  }

  virtual ~ExtractOrthogonalSwath2DImageFilter() {}
  void PrintSelf(std::ostream & os, Indent indent) const;

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

  virtual void GenerateOutputInformation(void);

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

  virtual void GenerateData(void);

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

private:
  ExtractOrthogonalSwath2DImageFilter(const Self &); //purposely not implemented
  void operator=(const Self &);                      //purposely not implemented

  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