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itkAddImageFilter.h

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00001 /*========================================================================= 00002 00003 Program: Insight Segmentation & Registration Toolkit 00004 Module: $RCSfile: itkAddImageFilter.h,v $ 00005 Language: C++ 00006 Date: $Date: 2003/09/10 14:28:43 $ 00007 Version: $Revision: 1.7 $ 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 __itkAddImageFilter_h 00018 #define __itkAddImageFilter_h 00019 00020 #include "itkBinaryFunctorImageFilter.h" 00021 #include "itkNumericTraits.h" 00022 00023 00024 namespace itk 00025 { 00026 00055 namespace Functor { 00056 00057 template< class TInput1, class TInput2, class TOutput > 00058 class Add2 00059 { 00060 public: 00061 typedef typename NumericTraits< TInput1 >::AccumulateType AccumulatorType; 00062 Add2() {}; 00063 ~Add2() {}; 00064 inline TOutput operator()( const TInput1 & A, const TInput2 & B) 00065 { 00066 const AccumulatorType sum = A; 00067 return static_cast<TOutput>( sum + B ); 00068 } 00069 }; 00070 00071 } 00072 template <class TInputImage1, class TInputImage2, class TOutputImage> 00073 class ITK_EXPORT AddImageFilter : 00074 public 00075 BinaryFunctorImageFilter<TInputImage1,TInputImage2,TOutputImage, 00076 Functor::Add2< 00077 typename TInputImage1::PixelType, 00078 typename TInputImage2::PixelType, 00079 typename TOutputImage::PixelType> > 00080 00081 00082 { 00083 public: 00085 typedef AddImageFilter Self; 00086 typedef BinaryFunctorImageFilter<TInputImage1,TInputImage2,TOutputImage, 00087 Functor::Add2< 00088 typename TInputImage1::PixelType, 00089 typename TInputImage2::PixelType, 00090 typename TOutputImage::PixelType> 00091 > Superclass; 00092 typedef SmartPointer<Self> Pointer; 00093 typedef SmartPointer<const Self> ConstPointer; 00094 00096 itkNewMacro(Self); 00097 00098 protected: 00099 AddImageFilter() {} 00100 virtual ~AddImageFilter() {} 00101 00102 private: 00103 AddImageFilter(const Self&); //purposely not implemented 00104 void operator=(const Self&); //purposely not implemented 00105 00106 }; 00107 00108 } // end namespace itk 00109 00110 00111 #endif

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