ITK  4.1.0
Insight Segmentation and Registration Toolkit
itkErodeObjectMorphologyImageFilter.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 __itkErodeObjectMorphologyImageFilter_h
00019 #define __itkErodeObjectMorphologyImageFilter_h
00020 
00021 #include "itkObjectMorphologyImageFilter.h"
00022 
00023 namespace itk
00024 {
00045 template< class TInputImage, class TOutputImage, class TKernel >
00046 class ITK_EXPORT ErodeObjectMorphologyImageFilter:
00047   public ObjectMorphologyImageFilter< TInputImage, TOutputImage, TKernel >
00048 {
00049 public:
00051   typedef ErodeObjectMorphologyImageFilter                                  Self;
00052   typedef ObjectMorphologyImageFilter< TInputImage, TOutputImage, TKernel > Superclass;
00053   typedef SmartPointer< Self >                                              Pointer;
00054   typedef SmartPointer< const Self >                                        ConstPointer;
00055 
00057   itkNewMacro(Self);
00058 
00060   itkTypeMacro(ErodeObjectMorphologyImageFilter, ObjectMorphologyImageFilter);
00061 
00063   typedef typename Superclass::PixelType PixelType;
00064 
00066   typedef TKernel KernelType;
00067 
00069   typedef typename KernelType::ConstIterator KernelIteratorType;
00070 
00071   typedef NeighborhoodIterator< TOutputImage > OutputNeighborhoodIteratorType;
00072 
00074   typedef typename Superclass::DefaultBoundaryConditionType
00075   DefaultBoundaryConditionType;
00076 
00079   void SetErodeValue(PixelType objectValue)
00080   {
00081     this->SetObjectValue(objectValue);
00082   }
00083 
00086   PixelType GetErodeValue(void)
00087   {
00088     return this->GetObjectValue();
00089   }
00090 
00092   itkSetMacro(BackgroundValue, PixelType);
00093 
00095   itkGetConstMacro(BackgroundValue, PixelType);
00096 
00098   typedef typename TKernel::PixelType KernelPixelType;
00099 
00100 #ifdef ITK_USE_CONCEPT_CHECKING
00101 
00102   itkConceptMacro( KernelGreaterThanComparableCheck,
00103                    ( Concept::GreaterThanComparable< KernelPixelType > ) );
00104 
00106 #endif
00107 protected:
00108   ErodeObjectMorphologyImageFilter();
00109   ~ErodeObjectMorphologyImageFilter() {}
00110   void PrintSelf(std::ostream & os, Indent indent) const;
00112 
00117   void Evaluate(OutputNeighborhoodIteratorType & nit,
00118                 const KernelType & kernel);
00119 
00120 private:
00121   ErodeObjectMorphologyImageFilter(const Self &); //purposely not implemented
00122   void operator=(const Self &);                   //purposely not implemented
00123 
00124   PixelType m_BackgroundValue;
00125 
00126   // Default boundary condition for erosion filter, defaults to
00127   // NumericTraits<PixelType>::max()
00128   DefaultBoundaryConditionType m_ErodeBoundaryCondition;
00129 }; // end of class
00130 } // end namespace itk
00131 
00132 #ifndef ITK_MANUAL_INSTANTIATION
00133 #include "itkErodeObjectMorphologyImageFilter.hxx"
00134 #endif
00135 
00136 #endif
00137