ITK: itkDivideImageFilter.h Source File

00001 /*========================================================================= 00002 00003 Program: Insight Segmentation & Registration Toolkit 00004 Module: $RCSfile: itkDivideImageFilter.h,v $ 00005 Language: C++ 00006 Date: $Date: 2003/09/10 14:28:46 $ 00007 Version: $Revision: 1.6 $ 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 __itkDivideImageFilter_h 00018 #define __itkDivideImageFilter_h 00019 00020 #include "itkBinaryFunctorImageFilter.h" 00021 #include "itkNumericTraits.h" 00022 00023 namespace itk 00024 { 00025 00037 namespace Function { 00038 00039 template< class TInput1, class TInput2, class TOutput> 00040 class Div 00041 { 00042 public: 00043 Div() {}; 00044 ~Div() {}; 00045 inline TOutput operator()( const TInput1 & A, const TInput2 & B) 00046 { 00047 if(B != (TInput2) 0) 00048 return (TOutput)(A / B); 00049 else 00050 return NumericTraits<TOutput>::max(); 00051 } 00052 }; 00053 } 00054 00055 template <class TInputImage1, class TInputImage2, class TOutputImage> 00056 class ITK_EXPORT DivideImageFilter : 00057 public 00058 BinaryFunctorImageFilter<TInputImage1,TInputImage2,TOutputImage, 00059 Function::Div< 00060 typename TInputImage1::PixelType, 00061 typename TInputImage2::PixelType, 00062 typename TOutputImage::PixelType> > 00063 { 00064 public: 00068 typedef DivideImageFilter Self; 00069 00073 typedef BinaryFunctorImageFilter<TInputImage1,TInputImage2,TOutputImage, 00074 Function::Div< 00075 typename TInputImage1::PixelType, 00076 typename TInputImage2::PixelType, 00077 typename TOutputImage::PixelType> 00078 > Superclass; 00079 00083 typedef SmartPointer<Self> Pointer; 00084 typedef SmartPointer<const Self> ConstPointer; 00085 00089 itkNewMacro(Self); 00090 00091 protected: 00092 DivideImageFilter() {} 00093 virtual ~DivideImageFilter() {} 00094 DivideImageFilter(const Self&) {} 00095 void operator=(const Self&) {} 00096 00097 }; 00098 00099 } // end namespace itk 00100 00101 00102 #endif