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itkMultiResolutionPDEDeformableRegistration.h

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00001 /*=========================================================================
00002 
00003   Program:   Insight Segmentation & Registration Toolkit
00004   Module:    $RCSfile: itkMultiResolutionPDEDeformableRegistration.h,v $
00005   Language:  C++
00006   Date:      $Date: 2009-01-26 21:45:51 $
00007   Version:   $Revision: 1.33 $
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 __itkMultiResolutionPDEDeformableRegistration_h
00018 #define __itkMultiResolutionPDEDeformableRegistration_h
00019 
00020 #include "itkImage.h"
00021 #include "itkImageToImageFilter.h"
00022 #include "itkPDEDeformableRegistrationFilter.h"
00023 #include "itkDemonsRegistrationFilter.h"
00024 #include "itkMultiResolutionPyramidImageFilter.h"
00025 #include "itkVectorResampleImageFilter.h"
00026 
00027 #include <vector>
00028 
00029 namespace itk
00030 {
00081 template <class TFixedImage, class TMovingImage, class TDeformationField, class  TRealType = float>
00082 class ITK_EXPORT MultiResolutionPDEDeformableRegistration :
00083     public ImageToImageFilter <TDeformationField, TDeformationField>
00084 {
00085 public:
00086 
00088   typedef MultiResolutionPDEDeformableRegistration Self;
00089   typedef ImageToImageFilter<TDeformationField, TDeformationField>
00090                                                    Superclass;
00091   typedef SmartPointer<Self>                       Pointer;
00092   typedef SmartPointer<const Self>                 ConstPointer;
00093 
00095   itkNewMacro(Self);
00096 
00098   itkTypeMacro( MultiResolutionPDEDeformableRegistration, 
00099                 ImageToImageFilter );
00100 
00102   typedef TFixedImage                           FixedImageType;
00103   typedef typename FixedImageType::Pointer      FixedImagePointer;
00104   typedef typename FixedImageType::ConstPointer FixedImageConstPointer;
00105 
00107   typedef TMovingImage                           MovingImageType;
00108   typedef typename MovingImageType::Pointer      MovingImagePointer;
00109   typedef typename MovingImageType::ConstPointer MovingImageConstPointer;
00110 
00112   typedef TDeformationField                      DeformationFieldType;
00113   typedef typename DeformationFieldType::Pointer DeformationFieldPointer;
00114 
00116   itkStaticConstMacro(ImageDimension, unsigned int,
00117                       FixedImageType::ImageDimension);
00118 
00120   typedef Image<TRealType,itkGetStaticConstMacro(ImageDimension)> FloatImageType;
00121 
00123   typedef PDEDeformableRegistrationFilter<FloatImageType, FloatImageType, DeformationFieldType >
00124                                              RegistrationType;
00125   typedef typename RegistrationType::Pointer RegistrationPointer;
00126 
00128   typedef DemonsRegistrationFilter<
00129     FloatImageType, FloatImageType, DeformationFieldType > DefaultRegistrationType;
00130 
00132   typedef MultiResolutionPyramidImageFilter<FixedImageType, FloatImageType >
00133                                                   FixedImagePyramidType;
00134   typedef typename FixedImagePyramidType::Pointer FixedImagePyramidPointer;
00135 
00137   typedef MultiResolutionPyramidImageFilter<MovingImageType, FloatImageType >
00138                                                    MovingImagePyramidType;
00139   typedef typename MovingImagePyramidType::Pointer MovingImagePyramidPointer;
00140 
00142   typedef VectorResampleImageFilter<DeformationFieldType, DeformationFieldType >
00143                                                FieldExpanderType;
00144   typedef typename FieldExpanderType::Pointer  FieldExpanderPointer;
00145 
00147   virtual void SetFixedImage( const FixedImageType * ptr );
00148 
00150   const FixedImageType * GetFixedImage(void) const;
00151 
00153   virtual void SetMovingImage( const MovingImageType * ptr );
00154 
00156   const MovingImageType * GetMovingImage(void) const;
00157 
00160   virtual void SetInitialDeformationField( DeformationFieldType * ptr )
00161     {
00162     this->m_InitialDeformationField=ptr;
00163     }
00164 
00168   virtual void SetArbitraryInitialDeformationField( DeformationFieldType * ptr )
00169     {
00170     this->SetInput( ptr ); 
00171     }
00172 
00174   const DeformationFieldType * GetDeformationField(void)
00175   { return this->GetOutput(); }
00176 
00183   virtual std::vector<SmartPointer<DataObject> >::size_type GetNumberOfValidRequiredInputs() const;
00184 
00186   itkSetObjectMacro( RegistrationFilter, RegistrationType );
00187 
00189   itkGetObjectMacro( RegistrationFilter, RegistrationType );
00190 
00192   itkSetObjectMacro( FixedImagePyramid, FixedImagePyramidType );
00193 
00195   itkGetObjectMacro( FixedImagePyramid, FixedImagePyramidType );
00196 
00198   itkSetObjectMacro( MovingImagePyramid, MovingImagePyramidType );
00199 
00201   itkGetObjectMacro( MovingImagePyramid, MovingImagePyramidType );
00202 
00204   virtual void SetNumberOfLevels( unsigned int num );
00205 
00207   itkGetConstReferenceMacro( NumberOfLevels, unsigned int );
00208 
00210   itkGetConstReferenceMacro( CurrentLevel, unsigned int );
00211 
00213   itkSetVectorMacro( NumberOfIterations, unsigned int, m_NumberOfLevels );
00214 
00216   itkSetObjectMacro( FieldExpander, FieldExpanderType );
00217 
00219   itkGetObjectMacro( FieldExpander, FieldExpanderType );
00220 
00222   virtual const unsigned int * GetNumberOfIterations() const
00223   { return &(m_NumberOfIterations[0]); }
00224 
00226   virtual void StopRegistration();
00227 
00228 protected:
00229   MultiResolutionPDEDeformableRegistration();
00230   ~MultiResolutionPDEDeformableRegistration() {}
00231   void PrintSelf(std::ostream& os, Indent indent) const;
00232 
00235   virtual void GenerateData();
00236 
00240   virtual void GenerateInputRequestedRegion();
00241 
00248   virtual void GenerateOutputInformation();
00249 
00253   virtual void EnlargeOutputRequestedRegion( DataObject *ptr );
00254 
00257   virtual bool Halt();
00258 
00259 private:
00260   MultiResolutionPDEDeformableRegistration(const Self&); //purposely not implemented
00261   void operator=(const Self&); //purposely not implemented
00262   
00263   RegistrationPointer        m_RegistrationFilter;
00264   FixedImagePyramidPointer   m_FixedImagePyramid;
00265   MovingImagePyramidPointer  m_MovingImagePyramid;
00266   FieldExpanderPointer       m_FieldExpander;
00267   DeformationFieldPointer    m_InitialDeformationField;
00268 
00269   unsigned int               m_NumberOfLevels;
00270   unsigned int               m_CurrentLevel;
00271   std::vector<unsigned int>  m_NumberOfIterations;
00272 
00274   bool                      m_StopRegistrationFlag;
00275 
00276 };
00277 
00278 
00279 } // end namespace itk
00280 
00281 #ifndef ITK_MANUAL_INSTANTIATION
00282 #include "itkMultiResolutionPDEDeformableRegistration.txx"
00283 #endif
00284 
00285 
00286 #endif
00287 

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