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itkPDEDeformableRegistrationFilter.h

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00001 /*=========================================================================
00002 
00003   Program:   Insight Segmentation & Registration Toolkit
00004   Module:    $RCSfile: itkPDEDeformableRegistrationFilter.h,v $
00005   Language:  C++
00006   Date:      $Date: 2003/10/07 16:42:27 $
00007   Version:   $Revision: 1.16 $
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 _itkPDEDeformableRegistrationFilter_h_
00018 #define _itkPDEDeformableRegistrationFilter_h_
00019 
00020 #include "itkDenseFiniteDifferenceImageFilter.h"
00021 #include "itkPDEDeformableRegistrationFunction.h"
00022 
00023 namespace itk {
00024 
00065 template<class TFixedImage, class TMovingImage, class TDeformationField>
00066 class ITK_EXPORT PDEDeformableRegistrationFilter : 
00067     public DenseFiniteDifferenceImageFilter<TDeformationField,TDeformationField>
00068 {
00069 public:
00071   typedef PDEDeformableRegistrationFilter    Self;
00072   typedef DenseFiniteDifferenceImageFilter<
00073     TDeformationField,TDeformationField>    Superclass;
00074   typedef SmartPointer<Self> Pointer;
00075   typedef SmartPointer<const Self> ConstPointer;
00076 
00078   itkNewMacro(Self);
00079 
00081   itkTypeMacro( PDEDeformableRegistrationFilter, 
00082                 DenseFiniteDifferenceImageFilter );
00083 
00085   typedef TFixedImage   FixedImageType;
00086   typedef typename FixedImageType::Pointer  FixedImagePointer;
00087   typedef typename FixedImageType::ConstPointer  FixedImageConstPointer;
00088 
00090   typedef TMovingImage    MovingImageType;
00091   typedef typename MovingImageType::Pointer  MovingImagePointer;
00092   typedef typename MovingImageType::ConstPointer  MovingImageConstPointer;
00093   
00095   typedef TDeformationField    DeformationFieldType;
00096   typedef typename DeformationFieldType::Pointer  DeformationFieldPointer;
00097 
00099   typedef typename Superclass::OutputImageType    OutputImageType;
00100 
00102   typedef typename Superclass::FiniteDifferenceFunctionType
00103   FiniteDifferenceFunctionType;
00104 
00106   typedef PDEDeformableRegistrationFunction<FixedImageType,MovingImageType,
00107                                             DeformationFieldType>  PDEDeformableRegistrationFunctionType;
00108 
00110   itkStaticConstMacro(ImageDimension, unsigned int,
00111                       Superclass::ImageDimension);
00112 
00114   void SetFixedImage( const FixedImageType * ptr );
00115 
00117   const FixedImageType * GetFixedImage(void);
00118 
00120   void SetMovingImage( const MovingImageType * ptr );
00121 
00123   const MovingImageType * GetMovingImage(void);
00124 
00126   void SetInitialDeformationField( DeformationFieldType * ptr )
00127   { this->SetInput( ptr ); }
00128 
00130   DeformationFieldType * GetDeformationField()
00131   { return this->GetOutput(); }
00132 
00135   itkSetVectorMacro( StandardDeviations, double, ImageDimension );
00136   virtual void SetStandardDeviations( double value );
00137 
00139   const double * GetStandardDeviations(void) 
00140   { return (double *) m_StandardDeviations; }
00141 
00142 protected:
00143   PDEDeformableRegistrationFilter();
00144   ~PDEDeformableRegistrationFilter() {}
00145   void PrintSelf(std::ostream& os, Indent indent) const;
00146 
00149   virtual bool Halt()
00150   {
00151     if (this->GetElapsedIterations() == this->GetNumberOfIterations() ) return true;
00152     else return false;
00153   }
00154 
00157   virtual void CopyInputToOutput();
00158 
00161   virtual void InitializeIteration();
00162 
00166   virtual void SmoothDeformationField();
00167 
00170   virtual void CopyDeformationField( DeformationFieldType * input,
00171                                      DeformationFieldType * output );
00172 
00177   virtual void GenerateOutputInformation();
00178 
00185   virtual void GenerateInputRequestedRegion();
00186 
00187 private:
00188   PDEDeformableRegistrationFilter(const Self&); //purposely not implemented
00189   void operator=(const Self&); //purposely not implemented
00190   
00192   double                   m_StandardDeviations[ImageDimension];
00193 
00196   DeformationFieldPointer   m_TempField;
00197 
00199   double                    m_MaximumError;
00200 
00201 };
00202 
00203 
00204 } // end namespace itk
00205 
00206 #ifndef ITK_MANUAL_INSTANTIATION
00207 #include "itkPDEDeformableRegistrationFilter.txx"
00208 #endif
00209 
00210 #endif

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