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itkNaryAddImageFilter.h

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00001 /*========================================================================= 00002 00003 Program: Insight Segmentation & Registration Toolkit 00004 Module: $RCSfile: itkNaryAddImageFilter.h,v $ 00005 Language: C++ 00006 Date: $Date: 2003/09/10 14:28:52 $ 00007 Version: $Revision: 1.26 $ 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 __itkNaryAddImageFilter_h 00018 #define __itkNaryAddImageFilter_h 00019 00020 #include "itkNaryFunctorImageFilter.h" 00021 #include "itkNumericTraits.h" 00022 00023 00024 namespace itk 00025 { 00026 00056 namespace Functor { 00057 00058 template< class TInput, class TOutput > 00059 class Add1 00060 { 00061 public: 00062 typedef typename NumericTraits< TInput >::AccumulateType AccumulatorType; 00063 Add1() {} 00064 ~Add1() {} 00065 inline TOutput operator()( const TOutput & A, const TInput & B) 00066 { 00067 const AccumulatorType sum = A; 00068 return static_cast<TOutput>( sum + B ); 00069 } 00070 bool operator != (const Add1&) const 00071 { 00072 return false; 00073 } 00074 }; 00075 } 00076 template <class TInputImage, class TOutputImage> 00077 class ITK_EXPORT NaryAddImageFilter : 00078 public 00079 NaryFunctorImageFilter<TInputImage,TOutputImage, 00080 Functor::Add1< typename TInputImage::PixelType, 00081 typename TOutputImage::PixelType> > 00082 { 00083 public: 00085 typedef NaryAddImageFilter Self; 00086 typedef NaryFunctorImageFilter<TInputImage,TOutputImage, 00087 Functor::Add1< typename TInputImage::PixelType, 00088 typename TOutputImage::PixelType> > Superclass; 00089 typedef SmartPointer<Self> Pointer; 00090 typedef SmartPointer<const Self> ConstPointer; 00091 00093 itkNewMacro(Self); 00094 00095 protected: 00096 NaryAddImageFilter() {} 00097 virtual ~NaryAddImageFilter() {} 00098 00099 private: 00100 NaryAddImageFilter(const Self&); //purposely not implemented 00101 void operator=(const Self&); //purposely not implemented 00102 00103 }; 00104 00105 } // end namespace itk 00106 00107 00108 #endif

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