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itkUnaryFunctorImageFilter.h

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00001 /*=========================================================================
00002 
00003   Program:   Insight Segmentation & Registration Toolkit
00004   Module:    $RCSfile: itkUnaryFunctorImageFilter.h,v $
00005   Language:  C++
00006   Date:      $Date: 2007-09-03 13:45:32 $
00007   Version:   $Revision: 1.24 $
00008 
00009   Copyright (c) Insight Software 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 __itkUnaryFunctorImageFilter_h
00018 #define __itkUnaryFunctorImageFilter_h
00019 
00020 #include "itkInPlaceImageFilter.h"
00021 #include "itkImageRegionIteratorWithIndex.h"
00022 
00023 namespace itk
00024 {
00025   
00042 template <class TInputImage, class TOutputImage, class TFunction >
00043 class ITK_EXPORT UnaryFunctorImageFilter : public InPlaceImageFilter<TInputImage,TOutputImage> 
00044 {
00045 public:
00047   typedef UnaryFunctorImageFilter  Self;
00048   typedef InPlaceImageFilter<TInputImage,TOutputImage>  Superclass;
00049   typedef SmartPointer<Self>   Pointer;
00050   typedef SmartPointer<const Self>  ConstPointer;
00051 
00053   itkNewMacro(Self);
00054 
00056   itkTypeMacro(UnaryFunctorImageFilter, InPlaceImageFilter);
00057 
00059   typedef TFunction   FunctorType;
00060   typedef TInputImage InputImageType;
00061   typedef typename    InputImageType::ConstPointer    InputImagePointer;
00062   typedef typename    InputImageType::RegionType InputImageRegionType; 
00063   typedef typename    InputImageType::PixelType  InputImagePixelType; 
00064   typedef TOutputImage OutputImageType;
00065   typedef typename     OutputImageType::Pointer    OutputImagePointer;
00066   typedef typename     OutputImageType::RegionType OutputImageRegionType;
00067   typedef typename     OutputImageType::PixelType  OutputImagePixelType;
00068 
00073   FunctorType& GetFunctor() { return m_Functor; };
00074   const FunctorType& GetFunctor() const { return m_Functor; };
00076 
00083   void SetFunctor(const FunctorType& functor)
00084   {
00085     if (m_Functor != functor)
00086       {
00087       m_Functor = functor;
00088       this->Modified();
00089       }
00090   }
00092 
00093 protected:
00094   UnaryFunctorImageFilter();
00095   virtual ~UnaryFunctorImageFilter() {};
00096 
00105   virtual void GenerateOutputInformation();
00106 
00117   void ThreadedGenerateData(const OutputImageRegionType& outputRegionForThread,
00118                             int threadId );
00119 
00120 private:
00121   UnaryFunctorImageFilter(const Self&); //purposely not implemented
00122   void operator=(const Self&); //purposely not implemented
00123 
00124   FunctorType m_Functor;
00125 };
00126 
00127 } // end namespace itk
00128 
00129 #ifndef ITK_MANUAL_INSTANTIATION
00130 #include "itkUnaryFunctorImageFilter.txx"
00131 #endif
00132 
00133 #endif
00134 

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