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itkFFTWRealToComplexConjugateImageFilter.h

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00001 /*=========================================================================
00002 
00003   Program:   Insight Segmentation & Registration Toolkit
00004   Module:    $RCSfile: itkFFTWRealToComplexConjugateImageFilter.h,v $
00005   Language:  C++
00006   Date:      $Date: 2003/11/10 18:51:52 $
00007   Version:   $Revision: 1.3 $
00008 
00009   Copyright (c) 2002 Insight Consortium. All rights reserved.
00010   See ITKCopyright.txt or http://www.itk.org/HTML/Copyright.htm for details.
00011 
00012      This software is distributed WITHOUT ANY WARRANTY; without even 
00013      the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR 
00014      PURPOSE.  See the above copyright notices for more information.
00015 
00016 =========================================================================*/
00017 #ifndef __itkFFTWRealToComplexConjugateImageFilter_h
00018 #define __itkFFTWRealToComplexConjugateImageFilter_h
00019 #include "itkFFTRealToComplexConjugateImageFilter.h"
00020 #ifdef USE_FFTW
00021 #include "fftw3.h"
00022 
00023 namespace itk
00024 {
00025 template <class TPixel, unsigned int Dimension = 3>
00026 class FFTWRealToComplexConjugateImageFilter :
00027     public FFTRealToComplexConjugateImageFilter<TPixel,Dimension>
00028 {
00029 public:
00031   typedef FFTWRealToComplexConjugateImageFilter Self;
00032   typedef FFTRealToComplexConjugateImageFilter<TPixel,Dimension> Superclass;
00033   typedef SmartPointer<Self> Pointer;
00034   typedef SmartPointer<const Self> constPointer;
00035 
00037   itkNewMacro(Self);
00038 
00040   itkTypeMacro(FFTWRealToComplexConjugateImageFilter,
00041                FFTRealToComplexConjugateImageFilter);
00042 
00043   //
00044   // these should be defined in every FFT filter class
00045   virtual void GenerateData();  // generates output from input
00046   void PrintSelf(std::ostream& os,Indent indent);
00047 
00048 
00049 protected:
00050   FFTWRealToComplexConjugateImageFilter() { 
00051     M_PlanComputed = false; 
00052     M_PlanComputedf = false; 
00053   }
00054   ~FFTWRealToComplexConjugateImageFilter() 
00055   { 
00056     if(M_PlanComputed)
00057       {
00058       fftw_destroy_plan(M_plan);
00059       }
00060     if(M_PlanComputedf)
00061       {
00062       fftwf_destroy_plan(M_planf);
00063       }
00064   }
00065   void PrintSelf(std::ostream& os, Indent indent) const;
00066   virtual bool FullMatrix();
00067 private:
00068   FFTWRealToComplexConjugateImageFilter(const Self&); //purposely not implemented
00069   void operator=(const Self&); //purposely not implemented
00070   bool M_PlanComputed;
00071   bool M_PlanComputedf;
00072   //
00073   // kludge -- the template class has code for both double and float,
00074   fftw_plan M_plan;
00075   fftwf_plan M_planf;
00076 };
00077 
00078 }
00079 
00080 #ifndef ITK_MANUAL_INSTANTIATION
00081 #include "itkFFTWRealToComplexConjugateImageFilter.txx"
00082 #endif
00083 #endif // USE_FFTW
00084 #endif

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