ITK  4.1.0
Insight Segmentation and Registration Toolkit
itkDifferenceImageFilter.h
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00001 /*=========================================================================
00002  *
00003  *  Copyright Insight Software Consortium
00004  *
00005  *  Licensed under the Apache License, Version 2.0 (the "License");
00006  *  you may not use this file except in compliance with the License.
00007  *  You may obtain a copy of the License at
00008  *
00009  *         http://www.apache.org/licenses/LICENSE-2.0.txt
00010  *
00011  *  Unless required by applicable law or agreed to in writing, software
00012  *  distributed under the License is distributed on an "AS IS" BASIS,
00013  *  WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
00014  *  See the License for the specific language governing permissions and
00015  *  limitations under the License.
00016  *
00017  *=========================================================================*/
00018 #ifndef __itkDifferenceImageFilter_h
00019 #define __itkDifferenceImageFilter_h
00020 
00021 #include "itkConfigure.h" //Needed to determine value of ITKV3_COMPATIBILITY
00022 #ifdef ITKV3_COMPATIBILITY
00023 
00024 #include "itkTestingComparisonImageFilter.h"
00025 
00026 namespace itk
00027 {
00035 template< class TInputImage, class TOutputImage >
00036 class ITK_EXPORT DifferenceImageFilter:
00037   public Testing::ComparisonImageFilter< TInputImage, TOutputImage >
00038 {
00039 public:
00041   typedef DifferenceImageFilter                                       Self;
00042   typedef Testing::ComparisonImageFilter< TInputImage, TOutputImage > Superclass;
00043   typedef SmartPointer< Self >                                        Pointer;
00044   typedef SmartPointer< const Self >                                  ConstPointer;
00045 
00047   itkNewMacro(Self);
00048 
00050   itkTypeMacro(DifferenceImageFilter, Testing::ComparisonImageFilter);
00051 
00053   typedef TInputImage                                         InputImageType;
00054   typedef TOutputImage                                        OutputImageType;
00055   typedef typename OutputImageType::PixelType                 OutputPixelType;
00056   typedef typename OutputImageType::RegionType                OutputImageRegionType;
00057   typedef typename NumericTraits< OutputPixelType >::RealType RealType;
00058   typedef typename NumericTraits< RealType >::AccumulateType  AccumulateType;
00059 
00060   DifferenceImageFilter() {}
00061   virtual ~DifferenceImageFilter() {}
00062 protected:
00063 private:
00064   DifferenceImageFilter(const Self &); //purposely not implemented
00065   void operator=(const Self &);        //purposely not implemented
00066 
00067 };
00068 } // end namespace itk
00069 #else
00070 #error For ITKv4 compatibility, use itk::Testing::ComparisonImageFilter instead of itk::DifferenceImageFilter
00071 #endif
00072 
00073 #endif
00074