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itkDirectedHausdorffDistanceImageFilter.h

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00001 /*=========================================================================
00002 
00003   Program:   Insight Segmentation & Registration Toolkit
00004   Module:    $RCSfile: itkDirectedHausdorffDistanceImageFilter.h,v $
00005   Language:  C++
00006   Date:      $Date: 2002/09/11 19:39:01 $
00007   Version:   $Revision: 1.5 $
00008 
00009   Copyright (c) 2002 Insight 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 __itkDirectedHausdorffDistanceImageFilter_h
00018 #define __itkDirectedHausdorffDistanceImageFilter_h
00019 
00020 #include "itkImageToImageFilter.h"
00021 #include "itkNumericTraits.h"
00022 #include "itkArray.h"
00023 #include "itkImage.h"
00024 
00025 namespace itk {
00026 
00061 template<class TInputImage1, class TInputImage2>
00062 class ITK_EXPORT DirectedHausdorffDistanceImageFilter : 
00063   public ImageToImageFilter<TInputImage1, TInputImage1>
00064 {
00065 public:
00067   typedef DirectedHausdorffDistanceImageFilter Self;
00068   typedef ImageToImageFilter<TInputImage1,TInputImage1>  Superclass;
00069   typedef SmartPointer<Self>        Pointer;
00070   typedef SmartPointer<const Self>  ConstPointer;
00071   
00073   itkNewMacro(Self);  
00074 
00076   itkTypeMacro(DirectedHausdorffDistanceImageFilter, ImageToImageFilter);
00077   
00079   typedef TInputImage1 InputImage1Type;
00080   typedef TInputImage2 InputImage2Type;
00081   typedef typename TInputImage1::Pointer InputImage1Pointer;
00082   typedef typename TInputImage2::Pointer InputImage2Pointer;
00083   typedef typename TInputImage1::ConstPointer InputImage1ConstPointer;
00084   typedef typename TInputImage2::ConstPointer InputImage2ConstPointer;
00085 
00086   typedef typename TInputImage1::RegionType RegionType ;
00087   typedef typename TInputImage1::SizeType SizeType ;
00088   typedef typename TInputImage1::IndexType IndexType ;
00089 
00090   typedef typename TInputImage1::PixelType InputImage1PixelType;
00091   typedef typename TInputImage2::PixelType InputImage2PixelType;
00092   
00094   itkStaticConstMacro(ImageDimension, unsigned int,
00095                       TInputImage1::ImageDimension);
00096 
00098   typedef typename NumericTraits<InputImage1PixelType>::RealType RealType;
00099 
00101   void SetInput1( const InputImage1Type * image )
00102     { this->SetInput( image ); }
00103 
00105   void SetInput2( const InputImage2Type * image );
00106 
00108   const InputImage1Type * GetInput1(void)
00109     { return this->GetInput(); }
00110   
00112   const InputImage2Type * GetInput2(void);
00113   
00115   itkGetMacro(DirectedHausdorffDistance,RealType);
00116 
00117 protected:
00118   DirectedHausdorffDistanceImageFilter();
00119   ~DirectedHausdorffDistanceImageFilter(){};
00120   void PrintSelf(std::ostream& os, Indent indent) const;
00121 
00123   void AllocateOutputs();      
00124 
00126   void BeforeThreadedGenerateData ();
00127   
00129   void AfterThreadedGenerateData ();
00130   
00132   void  ThreadedGenerateData (const RegionType& 
00133                               outputRegionForThread,
00134                               int threadId) ;
00135 
00136   // Override since the filter needs all the data for the algorithm
00137   void GenerateInputRequestedRegion();
00138 
00139   // Override since the filter produces all of its output
00140   void EnlargeOutputRequestedRegion(DataObject *data);
00141 
00142  private:
00143   DirectedHausdorffDistanceImageFilter(const Self&); //purposely not implemented
00144   void operator=(const Self&); //purposely not implemented
00145 
00146   typedef Image<RealType,itkGetStaticConstMacro(ImageDimension)> DistanceMapType;
00147   
00148   typename DistanceMapType::Pointer   m_DistanceMap;
00149   Array<RealType>                     m_MaxDistance;
00150   RealType                            m_DirectedHausdorffDistance;
00151 
00152 } ; // end of class
00153 
00154 } // end namespace itk
00155   
00156 #ifndef ITK_MANUAL_INSTANTIATION
00157 #include "itkDirectedHausdorffDistanceImageFilter.txx"
00158 #endif
00159 
00160 #endif

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