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itkAdaptImageFilter.h

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00001 /*========================================================================= 00002 00003 Program: Insight Segmentation & Registration Toolkit 00004 Module: $RCSfile: itkAdaptImageFilter.h,v $ 00005 Language: C++ 00006 Date: $Date: 2003/09/10 14:28:43 $ 00007 Version: $Revision: 1.15 $ 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 __itkAdaptImageFilter_h 00018 #define __itkAdaptImageFilter_h 00019 00020 #include "itkUnaryFunctorImageFilter.h" 00021 00022 namespace itk 00023 { 00024 00025 namespace Functor { 00026 00036 template <class TInput, class TAccessor> 00037 class AccessorFunctor 00038 { 00039 public: 00041 typedef AccessorFunctor Self; 00042 typedef TAccessor AccessorType; 00043 00045 AccessorFunctor(): m_Accessor() {} 00046 ~AccessorFunctor() {} 00047 00049 typedef typename TAccessor::ExternalType OutputType; 00050 inline OutputType operator()( const TInput & A ) 00051 { return m_Accessor.Get( A ); } 00052 00054 AccessorType& GetAccessor() 00055 { return m_Accessor; } 00056 00058 AccessorFunctor & operator=( const AccessorFunctor & functor ) 00059 { m_Accessor = functor.m_Accessor; 00060 return *this;} 00061 00067 void SetAccessor(AccessorType& accessor) 00068 { m_Accessor = accessor; }; 00069 00071 bool operator!=( const Self& functor ) const 00072 { return (m_Accessor != functor.m_Accessor); } 00073 00074 private: 00075 AccessorType m_Accessor; 00076 }; 00077 } 00078 00105 template <class TInputImage, class TOutputImage, class TAccessor> 00106 class ITK_EXPORT AdaptImageFilter: 00107 public UnaryFunctorImageFilter<TInputImage,TOutputImage,Functor::AccessorFunctor<ITK_TYPENAME TInputImage::PixelType, TAccessor> > 00108 { 00109 public: 00111 typedef AdaptImageFilter Self; 00112 typedef UnaryFunctorImageFilter< TInputImage, 00113 TOutputImage, 00114 Functor::AccessorFunctor< 00115 ITK_TYPENAME TInputImage::PixelType, 00116 TAccessor> > Superclass; 00117 00118 typedef SmartPointer<Self> Pointer; 00119 typedef SmartPointer<const Self> ConstPointer; 00120 typedef typename Superclass::FunctorType FunctorType; 00121 00123 itkNewMacro(Self); 00124 00126 typedef TAccessor AccessorType; 00127 00129 itkTypeMacro(AdaptImageFilter, UnaryFunctorImageFilter); 00130 00132 AccessorType& GetAccessor() { return this->GetFunctor().GetAccessor(); }; 00133 00135 void SetAccessor(AccessorType& accessor) 00136 { 00137 FunctorType functor; 00138 functor = this->GetFunctor(); 00139 if (accessor != functor.GetAccessor()) 00140 { 00141 functor.SetAccessor( accessor ); 00142 this->SetFunctor( functor ); 00143 this->Modified(); 00144 } 00145 } 00146 00147 protected: 00148 AdaptImageFilter() {} 00149 virtual ~AdaptImageFilter() {} 00150 00151 private: 00152 AdaptImageFilter(const Self&); //purposely not implemented 00153 void operator=(const Self&); //purposely not implemented 00154 00155 }; 00156 00157 00158 } // end namespace itk 00159 00160 #endif

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