itkTernaryAddImageFilter.h Source File

00001 /*=========================================================================
00002 
00003   Program:   Insight Segmentation & Registration Toolkit
00004   Module:    $RCSfile: itkTernaryAddImageFilter.h,v $
00005   Language:  C++
00006   Date:      $Date: 2002/01/15 19:36:16 $
00007   Version:   $Revision: 1.17 $
00008 
00009   Copyright (c) 2002 Insight 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     inline TOutput operator()( const TInput1 & A, 
00043                                const TInput2 & B,
00044                                const TInput3 & C)
00045       { return (TOutput)(A + B + C); }
00046   }; 
00047 }
00048 
00049 template <class TInputImage1, class TInputImage2, 
00050           class TInputImage3, class TOutputImage>
00051 class ITK_EXPORT TernaryAddImageFilter :
00052     public
00053     TernaryFunctorImageFilter<TInputImage1,TInputImage2,
00054                       TInputImage3,TOutputImage, 
00055             Function::Add3< typename TInputImage1::PixelType, 
00056                             typename TInputImage2::PixelType,
00057                             typename TInputImage3::PixelType,
00058                             typename TOutputImage::PixelType>   >
00059 {
00060 public:
00062   typedef TernaryAddImageFilter  Self;
00063   typedef TernaryFunctorImageFilter<TInputImage1,TInputImage2,
00064                       TInputImage3,TOutputImage, 
00065                       Function::Add3< typename TInputImage1::PixelType,
00066                             typename TInputImage2::PixelType,
00067                             typename TInputImage3::PixelType,
00068                             typename TOutputImage::PixelType>   >  Superclass;
00069   typedef SmartPointer<Self>   Pointer;
00070   typedef SmartPointer<const Self>  ConstPointer;
00071 
00073   itkNewMacro(Self);
00074   
00075 protected:
00076   TernaryAddImageFilter() {}
00077   virtual ~TernaryAddImageFilter() {}
00078 
00079 private:
00080   TernaryAddImageFilter(const Self&); //purposely not implemented
00081   void operator=(const Self&); //purposely not implemented
00082 
00083 };
00084 
00085 } // end namespace itk
00086 
00087 
00088 #endif