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itkOrientImageFilter.h

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00001 /*=========================================================================
00002 
00003 Program:   Insight Segmentation & Registration Toolkit
00004 Module:    $RCSfile: itkOrientImageFilter.h,v $
00005 Language:  C++
00006 Date:      $Date: 2006/03/22 16:26:43 $
00007 Version:   $Revision: 1.6 $
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 __itkOrientImageFilter_h
00018 #define __itkOrientImageFilter_h
00019 
00020 #include "itkImageToImageFilter.h"
00021 #include "itkIOCommon.h"
00022 #include "itkPermuteAxesImageFilter.h"
00023 #include "itkFlipImageFilter.h"
00024 #include "itkSpatialOrientation.h"
00025 #include <map>
00026 #include <string>
00027 
00028 namespace itk {
00029 
00138 template<class TInputImage, class TOutputImage>
00139 class ITK_EXPORT OrientImageFilter :
00140     public ImageToImageFilter<TInputImage, TOutputImage>
00141 {
00142 public:
00144   typedef OrientImageFilter Self;
00145   typedef ImageToImageFilter<TInputImage, TOutputImage>
00146   Superclass;
00147   typedef SmartPointer<Self>        Pointer;
00148   typedef SmartPointer<const Self>  ConstPointer;
00149 
00151   typedef TInputImage InputImageType;
00152   typedef TOutputImage OutputImageType;
00153   typedef typename InputImageType::Pointer         InputImagePointer;
00154   typedef typename InputImageType::ConstPointer    InputImageConstPointer;
00155   typedef typename InputImageType::RegionType      InputImageRegionType;
00156   typedef typename InputImageType::PixelType       InputImagePixelType;
00157   typedef typename OutputImageType::Pointer        OutputImagePointer;
00158   typedef typename OutputImageType::ConstPointer   OutputImageConstPointer;
00159   typedef typename OutputImageType::RegionType     OutputImageRegionType;
00160   typedef typename OutputImageType::PixelType      OutputImagePixelType;
00161   typedef SpatialOrientation::ValidCoordinateOrientationFlags
00162   CoordinateOrientationCode;
00163 
00165   typedef PermuteAxesImageFilter< TInputImage > PermuterType;
00166   typedef typename PermuterType::PermuteOrderArrayType PermuteOrderArrayType;
00167 
00169   typedef FlipImageFilter< TInputImage > FlipperType;
00170   typedef typename FlipperType::FlipAxesArrayType  FlipAxesArrayType;
00171 
00172   
00174   itkStaticConstMacro(InputImageDimension, unsigned int,
00175                       TInputImage::ImageDimension);
00176   itkStaticConstMacro(OutputImageDimension, unsigned int,
00177                       TOutputImage::ImageDimension);
00179 
00181   itkNewMacro(Self);
00182 
00184   itkTypeMacro(OrientImageFilter, ImageToImageFilter);
00185 
00187   itkGetMacro(GivenCoordinateOrientation, CoordinateOrientationCode);
00188   void SetGivenCoordinateOrientation(CoordinateOrientationCode newCode);
00189   itkGetMacro(DesiredCoordinateOrientation, CoordinateOrientationCode);
00190   void SetDesiredCoordinateOrientation(CoordinateOrientationCode newCode);
00192 
00200   itkBooleanMacro(UseImageDirection);
00201   itkGetMacro(UseImageDirection, bool);
00202   itkSetMacro(UseImageDirection, bool);
00204 
00206   itkGetConstReferenceMacro( PermuteOrder, PermuteOrderArrayType );
00207 
00209   itkGetConstReferenceMacro( FlipAxes, FlipAxesArrayType );
00210 
00224   void SetDesiredCoordinateOrientationToAxial ()
00225     {
00226    this->SetDesiredCoordinateOrientation (SpatialOrientation::ITK_COORDINATE_ORIENTATION_RAI);
00227     }
00228   void SetDesiredCoordinateOrientationToCoronal ()
00229     {
00230     this->SetDesiredCoordinateOrientation (SpatialOrientation::ITK_COORDINATE_ORIENTATION_RSA);
00231     }
00232   void SetDesiredCoordinateOrientationToSagittal ()
00233     {
00234     this->SetDesiredCoordinateOrientation (SpatialOrientation::ITK_COORDINATE_ORIENTATION_ASL);
00235     }
00237 
00245   virtual void GenerateOutputInformation();
00246 
00247 #ifdef ITK_USE_CONCEPT_CHECKING
00248 
00249   itkConceptMacro(InputConvertibleToOutput,
00250     (Concept::Convertible<InputImagePixelType, OutputImagePixelType>));
00251   itkConceptMacro(SameDimension,
00252     (Concept::SameDimension<itkGetStaticConstMacro(InputImageDimension),itkGetStaticConstMacro(OutputImageDimension)>));
00253   itkConceptMacro(DimensionShouldBe3,
00254     (Concept::SameDimension<itkGetStaticConstMacro(InputImageDimension),3>));
00255 
00257 #endif
00258 
00259 protected:
00260   OrientImageFilter();
00261   ~OrientImageFilter() {};
00262   void PrintSelf(std::ostream& os, Indent indent) const;
00263 
00267   void GenerateInputRequestedRegion() ;
00268 
00270   void EnlargeOutputRequestedRegion(DataObject *itkNotUsed(output));
00271 
00273   void DeterminePermutationsAndFlips(const SpatialOrientation::ValidCoordinateOrientationFlags fixed_orient,
00274                                      const SpatialOrientation::ValidCoordinateOrientationFlags moving_orient);
00275   bool NeedToPermute();
00276   bool NeedToFlip();
00278 
00279 
00282   void GenerateData();
00283 
00284 
00285 private:
00286   OrientImageFilter(const Self&); //purposely not implemented
00287   void operator=(const Self&); //purposely not implemented
00288 
00289   std::string GetMajorAxisFromPatientRelativeDirectionCosine(double x, double y, double z);
00290 
00291   CoordinateOrientationCode m_GivenCoordinateOrientation;
00292   CoordinateOrientationCode m_DesiredCoordinateOrientation;
00293   bool                      m_UseImageDirection;
00294 
00295   PermuteOrderArrayType     m_PermuteOrder;
00296   FlipAxesArrayType         m_FlipAxes;
00297   
00298   std::map<std::string,CoordinateOrientationCode> m_StringToCode;
00299   std::map<CoordinateOrientationCode,std::string> m_CodeToString;
00300 
00301 } ; // end of class
00302 
00303 } // end namespace itk
00304 
00305 #ifndef ITK_MANUAL_INSTANTIATION
00306 #include "itkOrientImageFilter.txx"
00307 #endif
00308 
00309 #endif
00310 
00311 
00312 

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