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itkGrayscaleErodeImageFilter.h

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00001 /*=========================================================================
00002 
00003   Program:   Insight Segmentation & Registration Toolkit
00004   Module:    $RCSfile: itkGrayscaleErodeImageFilter.h,v $
00005   Language:  C++
00006   Date:      $Date: 2006/03/28 19:59:04 $
00007   Version:   $Revision: 1.19 $
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 __itkGrayscaleErodeImageFilter_h
00018 #define __itkGrayscaleErodeImageFilter_h
00019 
00020 #include "itkMorphologyImageFilter.h"
00021 
00022 namespace itk {
00023 
00043 template<class TInputImage, class TOutputImage, class TKernel>
00044 class ITK_EXPORT GrayscaleErodeImageFilter : 
00045     public MorphologyImageFilter<TInputImage, TOutputImage, TKernel>
00046 {
00047 public:
00049   typedef GrayscaleErodeImageFilter Self;
00050   typedef MorphologyImageFilter<TInputImage, TOutputImage, TKernel>
00051   Superclass;
00052   typedef SmartPointer<Self>        Pointer;
00053   typedef SmartPointer<const Self>  ConstPointer;
00054 
00056   itkNewMacro(Self);  
00057 
00059   itkTypeMacro(GrayscaleErodeImageFilter, 
00060                MorphologyImageFilter);
00061 
00063   typedef typename Superclass::PixelType PixelType;
00064 
00066   typedef typename Superclass::KernelIteratorType  KernelIteratorType;
00067 
00069   typedef typename Superclass::NeighborhoodIteratorType NeighborhoodIteratorType ;
00070 
00072   typedef typename Superclass::KernelType KernelType;
00073 
00075   typedef typename Superclass::DefaultBoundaryConditionType DefaultBoundaryConditionType;
00076 
00078   itkStaticConstMacro(InputImageDimension, unsigned int,
00079                       TInputImage::ImageDimension);
00080   itkStaticConstMacro(OutputImageDimension, unsigned int,
00081                       TOutputImage::ImageDimension);
00082   itkStaticConstMacro(KernelDimension, unsigned int,
00083                       TKernel::NeighborhoodDimension);
00085 
00086 #ifdef ITK_USE_CONCEPT_CHECKING
00087 
00088   itkConceptMacro(InputConvertibleToOutputCheck,
00089     (Concept::Convertible<PixelType, typename TOutputImage::PixelType>));
00090   itkConceptMacro(SameDimensionCheck1,
00091      (Concept::SameDimension<InputImageDimension, OutputImageDimension>));
00092   itkConceptMacro(SameDimensionCheck2,
00093     (Concept::SameDimension<InputImageDimension, KernelDimension>));
00094   itkConceptMacro(InputLessThanComparableCheck,
00095     (Concept::LessThanComparable<PixelType>));
00096   itkConceptMacro(KernelGreaterThanIntCheck,
00097     (Concept::GreaterThanComparable<typename TKernel::PixelType, int>));
00098 
00100 #endif
00101 
00102 protected:
00103   GrayscaleErodeImageFilter();
00104   ~GrayscaleErodeImageFilter() {};
00105 
00112   virtual PixelType Evaluate(const NeighborhoodIteratorType &nit,
00113                              const KernelIteratorType kernelBegin,
00114                              const KernelIteratorType kernelEnd);
00115 
00116 private:
00117   GrayscaleErodeImageFilter(const Self&); //purposely not implemented
00118   void operator=(const Self&); //purposely not implemented
00119 
00120   // Default boundary condition for erosion filter, defaults to
00121   // NumericTraits<PixelType>::max()
00122   DefaultBoundaryConditionType m_ErodeBoundaryCondition;
00123 
00124 } ; // end of class
00125 
00126 } // end namespace itk
00127   
00128 #ifndef ITK_MANUAL_INSTANTIATION
00129 #include "itkGrayscaleErodeImageFilter.txx"
00130 #endif
00131 
00132 #endif
00133 
00134 
00135 

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