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itkTernaryAddImageFilter.h

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00001 /*=========================================================================
00002 
00003   Program:   Insight Segmentation & Registration Toolkit
00004   Module:    $RCSfile: itkTernaryAddImageFilter.h,v $
00005   Language:  C++
00006   Date:      $Date: 2008-10-18 16:11:14 $
00007   Version:   $Revision: 1.23 $
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 __itkTernaryAddImageFilter_h
00018 #define __itkTernaryAddImageFilter_h
00019 
00020 #include "itkTernaryFunctorImageFilter.h"
00021 
00022 namespace itk
00023 {
00024   
00034 namespace Function {  
00035   
00036 template< class TInput1, class TInput2, class TInput3, class TOutput>
00037 class Add3
00038 {
00039 public:
00040   Add3() {}
00041   ~Add3() {}
00042   bool operator!=( const Add3 & ) const
00043     {
00044     return false;
00045     }
00046   bool operator==( const Add3 & other ) const
00047     {
00048     return !(*this != other);
00049     }
00050   inline TOutput operator()( const TInput1 & A, 
00051                              const TInput2 & B,
00052                              const TInput3 & C)
00053     { return (TOutput)(A + B + C); }
00054 }; 
00055 }
00056 
00057 template <class TInputImage1, class TInputImage2, 
00058           class TInputImage3, class TOutputImage>
00059 class ITK_EXPORT TernaryAddImageFilter :
00060     public
00061 TernaryFunctorImageFilter<TInputImage1,TInputImage2,
00062                           TInputImage3,TOutputImage, 
00063                           Function::Add3< typename TInputImage1::PixelType, 
00064                                           typename TInputImage2::PixelType,
00065                                           typename TInputImage3::PixelType,
00066                                           typename TOutputImage::PixelType>   >
00067 {
00068 public:
00070   typedef TernaryAddImageFilter                            Self;
00071   typedef TernaryFunctorImageFilter<
00072     TInputImage1,TInputImage2,
00073     TInputImage3,TOutputImage, 
00074     Function::Add3< typename TInputImage1::PixelType,
00075                     typename TInputImage2::PixelType,
00076                     typename TInputImage3::PixelType,
00077                     typename TOutputImage::PixelType>   >  Superclass;
00078   typedef SmartPointer<Self>                               Pointer;
00079   typedef SmartPointer<const Self>                         ConstPointer;
00080 
00082   itkNewMacro(Self);
00083 
00085   itkTypeMacro(TernaryAddImageFilter, 
00086                TernaryFunctorImageFilter);
00087 
00088 protected:
00089   TernaryAddImageFilter() {}
00090   virtual ~TernaryAddImageFilter() {}
00091 
00092 private:
00093   TernaryAddImageFilter(const Self&); //purposely not implemented
00094   void operator=(const Self&); //purposely not implemented
00095 
00096 };
00097 
00098 } // end namespace itk
00099 
00100 
00101 #endif
00102 

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