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00017 #ifndef __itkOptResampleImageFilter_h
00018 #define __itkOptResampleImageFilter_h
00019
00020 #include "itkFixedArray.h"
00021 #include "itkTransform.h"
00022 #include "itkImageFunction.h"
00023 #include "itkImageRegionIterator.h"
00024 #include "itkImageToImageFilter.h"
00025 #include "itkInterpolateImageFunction.h"
00026 #include "itkLinearInterpolateImageFunction.h"
00027 #include "itkBSplineInterpolateImageFunction.h"
00028 #include "itkSize.h"
00029
00030 namespace itk
00031 {
00032
00071 template <class TInputImage,
00072 class TOutputImage,
00073 class TInterpolatorPrecisionType=double>
00074 class ITK_EXPORT ResampleImageFilter:
00075 public ImageToImageFilter<TInputImage, TOutputImage>
00076 {
00077 public:
00079 typedef ResampleImageFilter Self;
00080 typedef ImageToImageFilter<TInputImage,TOutputImage> Superclass;
00081 typedef SmartPointer<Self> Pointer;
00082 typedef SmartPointer<const Self> ConstPointer;
00083
00084 typedef TInputImage InputImageType;
00085 typedef TOutputImage OutputImageType;
00086 typedef typename InputImageType::Pointer InputImagePointer;
00087 typedef typename InputImageType::ConstPointer InputImageConstPointer;
00088 typedef typename OutputImageType::Pointer OutputImagePointer;
00089 typedef typename InputImageType::RegionType InputImageRegionType;
00090
00092 itkNewMacro(Self);
00093
00095 itkTypeMacro(ResampleImageFilter, ImageToImageFilter);
00096
00098 itkStaticConstMacro(ImageDimension, unsigned int,
00099 TOutputImage::ImageDimension);
00100 itkStaticConstMacro(InputImageDimension, unsigned int,
00101 TInputImage::ImageDimension);
00103
00104
00108 typedef Transform<TInterpolatorPrecisionType,
00109 itkGetStaticConstMacro(ImageDimension),
00110 itkGetStaticConstMacro(ImageDimension)> TransformType;
00111 typedef typename TransformType::ConstPointer TransformPointerType;
00113
00115 typedef InterpolateImageFunction<InputImageType,
00116 TInterpolatorPrecisionType> InterpolatorType;
00117 typedef typename InterpolatorType::Pointer InterpolatorPointerType;
00118
00119 typedef LinearInterpolateImageFunction<InputImageType,
00120 TInterpolatorPrecisionType> LinearInterpolatorType;
00121 typedef typename LinearInterpolatorType::Pointer
00122 LinearInterpolatorPointerType;
00123
00124 typedef BSplineInterpolateImageFunction<InputImageType,
00125 TInterpolatorPrecisionType> BSplineInterpolatorType;
00126 typedef typename BSplineInterpolatorType::Pointer
00127 BSplineInterpolatorPointerType;
00128
00130 typedef Size<itkGetStaticConstMacro(ImageDimension)> SizeType;
00131
00133 typedef typename TOutputImage::IndexType IndexType;
00134
00136 typedef typename InterpolatorType::PointType PointType;
00137
00138
00140 typedef typename TOutputImage::PixelType PixelType;
00141 typedef typename TInputImage::PixelType InputPixelType;
00142
00144 typedef typename TOutputImage::RegionType OutputImageRegionType;
00145
00147 typedef typename TOutputImage::SpacingType SpacingType;
00148 typedef typename TOutputImage::PointType OriginPointType;
00149 typedef typename TOutputImage::DirectionType DirectionType;
00150
00158 itkSetConstObjectMacro( Transform, TransformType );
00159
00161 itkGetConstObjectMacro( Transform, TransformType );
00162
00170 itkSetObjectMacro( Interpolator, InterpolatorType );
00171
00173 itkGetConstObjectMacro( Interpolator, InterpolatorType );
00174
00176 itkSetMacro( Size, SizeType );
00177
00179 itkGetConstReferenceMacro( Size, SizeType );
00180
00183 itkSetMacro(DefaultPixelValue,PixelType);
00184
00186 itkGetMacro(DefaultPixelValue,PixelType);
00187
00189 itkSetMacro(OutputSpacing, SpacingType);
00190 virtual void SetOutputSpacing( const double* values);
00192
00194 itkGetConstReferenceMacro( OutputSpacing, SpacingType );
00195
00197 itkSetMacro(OutputOrigin, OriginPointType);
00198 virtual void SetOutputOrigin( const double* values);
00200
00202 itkGetConstReferenceMacro( OutputOrigin, OriginPointType );
00203
00205 itkSetMacro(OutputDirection, DirectionType);
00206 itkGetConstReferenceMacro(OutputDirection, DirectionType);
00208
00210 void SetOutputParametersFromImage ( typename OutputImageType::Pointer Image )
00211 {
00212 this->SetOutputOrigin ( Image->GetOrigin() );
00213 this->SetOutputSpacing ( Image->GetSpacing() );
00214 this->SetOutputDirection ( Image->GetDirection() );
00215 this->SetSize ( Image->GetLargestPossibleRegion().GetSize() );
00216 }
00218
00221 itkSetMacro( OutputStartIndex, IndexType );
00222
00224 itkGetConstReferenceMacro( OutputStartIndex, IndexType );
00225
00231 void SetReferenceImage ( const TOutputImage *image );
00232 const TOutputImage * GetReferenceImage() const;
00234
00235 itkSetMacro(UseReferenceImage, bool);
00236 itkBooleanMacro(UseReferenceImage);
00237 itkGetMacro(UseReferenceImage, bool);
00238
00244 virtual void GenerateOutputInformation();
00245
00251 virtual void GenerateInputRequestedRegion();
00252
00255 virtual void BeforeThreadedGenerateData();
00256
00259 virtual void AfterThreadedGenerateData();
00260
00262 unsigned long GetMTime( void ) const;
00263
00264 #ifdef ITK_USE_CONCEPT_CHECKING
00265
00266 itkConceptMacro(OutputHasNumericTraitsCheck,
00267 (Concept::HasNumericTraits<PixelType>));
00268
00270 #endif
00271
00272 protected:
00273 ResampleImageFilter();
00274 ~ResampleImageFilter() {};
00275 void PrintSelf(std::ostream& os, Indent indent) const;
00276
00286 void ThreadedGenerateData(const OutputImageRegionType& outputRegionForThread,
00287 int threadId );
00288
00291 void NonlinearThreadedGenerateData(const OutputImageRegionType &
00292 outputRegionForThread,
00293 int threadId );
00294
00298 void LinearThreadedGenerateData(const OutputImageRegionType &
00299 outputRegionForThread,
00300 int threadId );
00301
00302
00303 private:
00304 ResampleImageFilter(const Self&);
00305 void operator=(const Self&);
00306
00307 SizeType m_Size;
00308 TransformPointerType m_Transform;
00309 InterpolatorPointerType m_Interpolator;
00310
00311 PixelType m_DefaultPixelValue;
00312
00313
00314 SpacingType m_OutputSpacing;
00315 OriginPointType m_OutputOrigin;
00316 DirectionType m_OutputDirection;
00317 IndexType m_OutputStartIndex;
00318 bool m_UseReferenceImage;
00319
00320 bool m_InterpolatorIsLinear;
00321 LinearInterpolatorPointerType m_LinearInterpolator;
00322 bool m_InterpolatorIsBSpline;
00323 BSplineInterpolatorPointerType m_BSplineInterpolator;
00324
00325 };
00326
00327
00328 }
00329
00330 #ifndef ITK_MANUAL_INSTANTIATION
00331 #include "itkOptResampleImageFilter.txx"
00332 #endif
00333
00334 #endif
00335