00001 /*========================================================================= 00002 00003 Program: Insight Segmentation & Registration Toolkit 00004 Module: $RCSfile: itkForwardDifferenceOperator.h,v $ 00005 Language: C++ 00006 Date: $Date: 2008-10-16 23:25:41 $ 00007 Version: $Revision: 1.17 $ 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 __itkForwardDifferenceOperator_h 00018 #define __itkForwardDifferenceOperator_h 00019 00020 #include "itkNeighborhoodOperator.h" 00021 #include "itkExceptionObject.h" 00022 00023 namespace itk { 00024 00038 template<class TPixel, unsigned int VDimension=2, 00039 class TAllocator = NeighborhoodAllocator<TPixel> > 00040 class ITK_EXPORT ForwardDifferenceOperator 00041 : public NeighborhoodOperator<TPixel, VDimension, TAllocator> 00042 { 00043 public: 00044 00046 typedef ForwardDifferenceOperator Self; 00047 typedef NeighborhoodOperator<TPixel, VDimension, TAllocator> Superclass; 00048 00049 typedef typename Superclass::PixelType PixelType; 00050 00052 ForwardDifferenceOperator() {} 00053 00055 ForwardDifferenceOperator(const Self& other) 00056 : NeighborhoodOperator<TPixel, VDimension, TAllocator>(other) { } 00057 00059 Self &operator=(const Self& other) 00060 { 00061 Superclass::operator=(other); 00062 return *this; 00063 } 00065 00066 protected: 00068 typedef typename Superclass::CoefficientVector CoefficientVector; 00069 00071 CoefficientVector GenerateCoefficients(); 00072 00074 void Fill(const CoefficientVector &coeff) 00075 00076 { this->FillCenteredDirectional(coeff); } 00077 00078 }; 00079 00080 00081 } // namespace itk 00082 00083 #ifndef ITK_MANUAL_INSTANTIATION 00084 #include "itkForwardDifferenceOperator.txx" 00085 #endif 00086 00087 #endif 00088