itkFFTWInverseFFTImageFilter.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 itkFFTWInverseFFTImageFilter_h
#define itkFFTWInverseFFTImageFilter_h

#include "itkInverseFFTImageFilter.h"

#include "itkFFTWCommon.h"

namespace itk
{
template< typename TInputImage, typename TOutputImage=Image< typename TInputImage::PixelType::value_type, TInputImage::ImageDimension> >
class FFTWInverseFFTImageFilter:
  public InverseFFTImageFilter< TInputImage, TOutputImage >
{
public:
  typedef TInputImage                          InputImageType;
  typedef typename InputImageType::PixelType   InputPixelType;
  typedef typename InputImageType::SizeType    InputSizeType;
  typedef TOutputImage                         OutputImageType;
  typedef typename OutputImageType::PixelType  OutputPixelType;
  typedef typename OutputImageType::SizeType   OutputSizeType;

  typedef FFTWInverseFFTImageFilter                                Self;
  typedef InverseFFTImageFilter< InputImageType, OutputImageType > Superclass;
  typedef SmartPointer< Self >                                     Pointer;
  typedef SmartPointer< const Self >                               ConstPointer;

  typedef typename fftw::Proxy< OutputPixelType > FFTWProxyType;

  typedef typename OutputImageType::RegionType OutputImageRegionType;

  itkNewMacro(Self);

  itkTypeMacro(FFTWInverseFFTImageFilter,
               InverseFFTImageFilter);

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

  virtual void SetPlanRigor( const int & value )
  {
    // Use that method to check the value.
    FFTWGlobalConfiguration::GetPlanRigorName( value );
    if( m_PlanRigor != value )
      {
      m_PlanRigor = value;
      this->Modified();
      }
  }
  itkGetConstReferenceMacro( PlanRigor, int );
  void SetPlanRigor( const std::string & name )
  {
    this->SetPlanRigor( FFTWGlobalConfiguration::GetPlanRigorValue( name ) );
  }

  SizeValueType GetSizeGreatestPrimeFactor() const ITK_OVERRIDE;

protected:
  FFTWInverseFFTImageFilter();
  virtual ~FFTWInverseFFTImageFilter() {}

  virtual void BeforeThreadedGenerateData();

  void ThreadedGenerateData(const OutputImageRegionType& outputRegionForThread, ThreadIdType threadId );

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

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

  int m_PlanRigor;

};


} // namespace itk

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

#endif //itkFFTWInverseFFTImageFilter_h