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itkWarpImageFilter.h

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00001 /*=========================================================================
00002 
00003   Program:   Insight Segmentation & Registration Toolkit
00004   Module:    $RCSfile: itkWarpImageFilter.h,v $
00005   Language:  C++
00006   Date:      $Date: 2002/09/30 15:24:40 $
00007   Version:   $Revision: 1.12 $
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 __itkWarpImageFilter_h
00018 #define __itkWarpImageFilter_h
00019 
00020 #include "itkImageToImageFilter.h"
00021 #include "itkInterpolateImageFunction.h"
00022 #include "itkLinearInterpolateImageFunction.h"
00023 #include "itkPoint.h"
00024 
00025 namespace itk
00026 {
00027 
00078 template <
00079 class TInputImage,
00080 class TOutputImage,
00081 class TDeformationField
00082 >
00083 class ITK_EXPORT WarpImageFilter :
00084   public ImageToImageFilter<TInputImage, TOutputImage>
00085 {
00086 public:
00088   typedef WarpImageFilter      Self;
00089   typedef ImageToImageFilter<TInputImage,TOutputImage> Superclass;
00090   typedef SmartPointer<Self>         Pointer;
00091   typedef SmartPointer<const Self>   ConstPointer;
00092 
00094   itkNewMacro(Self);
00095 
00097   itkTypeMacro( WarpImageFilter, ImageToImageFilter );
00098 
00100   typedef typename TOutputImage::RegionType OutputImageRegionType;
00101 
00103   typedef typename Superclass::InputImageType        InputImageType;
00104   typedef typename Superclass::InputImagePointer     InputImagePointer;
00105   typedef typename Superclass::OutputImageType       OutputImageType;
00106   typedef typename Superclass::OutputImagePointer    OutputImagePointer;
00107   typedef typename Superclass::InputImageConstPointer InputImageConstPointer;
00108   typedef typename OutputImageType::IndexType        IndexType;
00109   typedef typename OutputImageType::SizeType         SizeType;
00110   typedef typename OutputImageType::PixelType        PixelType;
00111 
00113   itkStaticConstMacro(ImageDimension, unsigned int,
00114                       TOutputImage::ImageDimension );
00115 
00117   typedef TDeformationField    DeformationFieldType;
00118   typedef typename DeformationFieldType::Pointer  DeformationFieldPointer;
00119   typedef typename DeformationFieldType::PixelType DisplacementType;
00120 
00122   typedef double CoordRepType;
00123   typedef InterpolateImageFunction<InputImageType,CoordRepType>   InterpolatorType;
00124   typedef typename InterpolatorType::Pointer   InterpolatorPointer;
00125   typedef LinearInterpolateImageFunction<InputImageType,CoordRepType>
00126     DefaultInterpolatorType;
00127 
00129   typedef Point<CoordRepType,itkGetStaticConstMacro(ImageDimension)> PointType;
00130 
00132   void SetDeformationField( DeformationFieldType * field );
00133 
00135   DeformationFieldType * GetDeformationField(void);
00136 
00138   itkSetObjectMacro( Interpolator, InterpolatorType );
00139 
00141   itkGetObjectMacro( Interpolator, InterpolatorType );
00142 
00144   virtual void SetOutputSpacing( const double values[ImageDimension] );
00145 
00147   const double * GetOutputSpacing()
00148     { return m_OutputSpacing; }
00149 
00151   virtual void SetOutputOrigin( const double values[ImageDimension] );
00152 
00154   const double * GetOutputOrigin()
00155     { return m_OutputSpacing; }
00156 
00158   itkSetMacro( EdgePaddingValue, PixelType );
00159 
00161   itkGetMacro( EdgePaddingValue, PixelType );
00162 
00168   virtual void GenerateOutputInformation();
00169 
00176   virtual void GenerateInputRequestedRegion();
00177 
00180   virtual void BeforeThreadedGenerateData();
00181 
00182 protected:
00183   WarpImageFilter();
00184   ~WarpImageFilter() {};
00185   void PrintSelf(std::ostream& os, Indent indent) const;
00186 
00190   void ThreadedGenerateData(const OutputImageRegionType& outputRegionForThread,
00191                             int threadId );
00192 
00193 private:
00194   WarpImageFilter(const Self&); //purposely not implemented
00195   void operator=(const Self&); //purposely not implemented
00196 
00197   PixelType                  m_EdgePaddingValue;
00198   double                     m_OutputSpacing[ImageDimension];
00199   double                     m_OutputOrigin[ImageDimension];
00200 
00201   InterpolatorPointer        m_Interpolator;
00202   
00203 };
00204 
00205 } // end namespace itk
00206 
00207 #ifndef ITK_MANUAL_INSTANTIATION
00208 #include "itkWarpImageFilter.txx"
00209 #endif
00210 
00211 #endif

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