itkFFTShiftImageFilter.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 __itkFFTShiftImageFilter_h
#define __itkFFTShiftImageFilter_h

#include "itkCyclicShiftImageFilter.h"

namespace itk
{
template< class TInputImage, class TOutputImage >
class ITK_EXPORT FFTShiftImageFilter :
  public CyclicShiftImageFilter< TInputImage, TOutputImage >
{
public:
  typedef FFTShiftImageFilter                                 Self;
  typedef CyclicShiftImageFilter< TInputImage, TOutputImage > Superclass;
  typedef SmartPointer< Self >                                Pointer;
  typedef SmartPointer< const Self >                          ConstPointer;

  typedef TInputImage                            InputImageType;
  typedef TOutputImage                           OutputImageType;
  typedef typename InputImageType::Pointer       InputImagePointer;
  typedef typename InputImageType::ConstPointer  InputImageConstPointer;
  typedef typename InputImageType::RegionType    InputImageRegionType;
  typedef typename InputImageType::PixelType     InputImagePixelType;
  typedef typename OutputImageType::Pointer      OutputImagePointer;
  typedef typename OutputImageType::ConstPointer OutputImageConstPointer;
  typedef typename OutputImageType::RegionType   OutputImageRegionType;
  typedef typename OutputImageType::PixelType    OutputImagePixelType;
  typedef typename OutputImageType::IndexType    IndexType;
  typedef typename OutputImageType::SizeType     SizeType;

  itkStaticConstMacro(ImageDimension, unsigned int, TInputImage::ImageDimension);

  itkNewMacro(Self);

  itkTypeMacro(FFTShiftImageFilter, CyclicShiftImageFilter);

  itkSetMacro(Inverse, bool);
  itkGetConstReferenceMacro(Inverse, bool);
  itkBooleanMacro(Inverse);

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

  void  GenerateData();

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

  bool m_Inverse;

}; // end of class
} // end namespace itk

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

#endif