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itkWatershedEquivalenceRelabeler.h

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00001 /*=========================================================================
00002 
00003   Program:   Insight Segmentation & Registration Toolkit
00004   Module:    $RCSfile: itkWatershedEquivalenceRelabeler.h,v $
00005   Language:  C++
00006   Date:      $Date: 2003-09-10 14:28:41 $
00007   Version:   $Revision: 1.8 $
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 __itkWatershedEquivalenceRelabeler_h
00018 #define __itkWatershedEquivalenceRelabeler_h
00019 
00020 #include "itkEquivalencyTable.h"
00021 #include "itkWatershedSegmenter.h"
00022 #include "itkImage.h"
00023 
00024 namespace itk
00025 {
00026 namespace watershed
00027 {
00051 template <class TScalarType, unsigned int TImageDimension>
00052 class ITK_EXPORT EquivalenceRelabeler
00053   : public ProcessObject
00054 {
00055 public:
00057   itkStaticConstMacro(ImageDimension, unsigned int,TImageDimension);
00058 
00060   typedef Image<unsigned long, TImageDimension> ImageType;
00061   typedef EquivalenceRelabeler Self;
00062   typedef ProcessObject Superclass;
00063   typedef TScalarType ScalarType;
00064   typedef EquivalencyTable EquivalencyTableType;
00065   typedef Segmenter<Image<ScalarType, TImageDimension> > SegmenterType;
00066   typedef DataObject::Pointer DataObjectPointer;
00067 
00069   typedef SmartPointer<Self> Pointer;
00070   typedef SmartPointer<const Self> ConstPointer;
00071   itkNewMacro(Self);
00072   itkTypeMacro(EquivalenceRelabeler, ProcessObject);
00074 
00076   void SetInputImage(ImageType *img)
00077   {      this->ProcessObject::SetNthInput(0, img);    }
00078   const ImageType * GetInputImage(void)
00079   {
00080     return static_cast<ImageType *>
00081       (this->ProcessObject::GetInput(0));
00082   }
00084 
00086   void SetOutputImage(ImageType * img)
00087   {
00088     this->ProcessObject::SetNthOutput(0,img);
00089   }
00090   typename ImageType::Pointer GetOutputImage()
00091   { return static_cast<ImageType *>
00092       (this->ProcessObject::GetOutput(0)); }
00094 
00096   void SetEquivalencyTable(EquivalencyTableType *et)
00097   {
00098     this->ProcessObject::SetNthInput(1, et);
00099   }
00100   EquivalencyTableType::Pointer GetEquivalencyTable()
00101   {
00102     return static_cast<EquivalencyTableType *>
00103       (this->ProcessObject::GetInput(1));
00104   }
00106 
00108   void GenerateData();
00109 
00111   virtual DataObjectPointer MakeOutput(unsigned int idx);
00112 
00113 protected:
00114   EquivalenceRelabeler()
00115   {
00116     typename ImageType::Pointer img
00117       = static_cast<ImageType*>(this->MakeOutput(0).GetPointer());
00118     this->SetNumberOfRequiredOutputs(1);
00119     this->ProcessObject::SetNthOutput(0, img.GetPointer());
00120   }
00121   virtual ~EquivalenceRelabeler() {}
00122   EquivalenceRelabeler(const Self&) {}
00123   void operator=(const Self&) {}
00124   void PrintSelf(std::ostream& os, Indent indent) const;
00125   
00126   void GenerateOutputRequestedRegion(DataObject *output);
00127   void GenerateInputRequestedRegion();
00128 };
00129   
00130 }// end namespace watershed
00131 }// end namespace itk
00132 
00133 #ifndef ITK_MANUAL_INSTANTIATION
00134 #include "itkWatershedEquivalenceRelabeler.txx"
00135 #endif
00136 
00137 #endif
00138 

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