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itkSpatialObjectToImageStatisticsCalculator.h

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00001 /*=========================================================================
00002 
00003   Program:   Insight Segmentation & Registration Toolkit
00004   Module:    $RCSfile: itkSpatialObjectToImageStatisticsCalculator.h,v $
00005   Language:  C++
00006   Date:      $Date: 2005/01/21 20:20:28 $
00007   Version:   $Revision: 1.4 $
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 __itkSpatialObjectToImageStatisticsCalculator_h
00018 #define __itkSpatialObjectToImageStatisticsCalculator_h
00019 
00020 #include "itkObject.h"
00021 #include "itkObjectFactory.h"
00022 #include "itkFloodFilledSpatialFunctionConditionalConstIterator.h"
00023 
00024 namespace itk
00025 {
00026 
00031 template <class TInputImage, class TInputSpatialObject, unsigned int TSampleDimension=1>            
00032 class ITK_EXPORT SpatialObjectToImageStatisticsCalculator : public Object 
00033 {
00034 public:
00036   typedef SpatialObjectToImageStatisticsCalculator Self;
00037   typedef Object  Superclass;
00038   typedef SmartPointer<Self>   Pointer;
00039   typedef SmartPointer<const Self>  ConstPointer;
00040 
00042   itkNewMacro(Self);
00043 
00045   itkTypeMacro(SpatialObjectToImageStatisticsCalculator, Object);
00046 
00048   typedef TInputImage  ImageType;
00049   typedef typename TInputImage::Pointer  ImagePointer;
00050   typedef typename TInputImage::ConstPointer ImageConstPointer;
00051   typedef typename TInputImage::PixelType PixelType;
00052   typedef typename TInputImage::IndexType IndexType;
00053 
00054   itkStaticConstMacro(ImageDimension, unsigned int,
00055                       ImageType::ImageDimension);
00056   
00057   itkStaticConstMacro(SampleDimension, unsigned int,
00058                       TSampleDimension);
00059 
00060   itkStaticConstMacro(ObjectDimension, unsigned int,
00061                       TInputSpatialObject::ObjectDimension);
00062 
00063 
00065   typedef TInputSpatialObject SpatialObjectType;  
00066   typedef typename SpatialObjectType::Pointer  SpatialObjectPointer;
00067   typedef typename SpatialObjectType::ConstPointer SpatialObjectConstPointer;
00068 
00070   typedef itk::FloodFilledSpatialFunctionConditionalConstIterator<ImageType,
00071                                                  SpatialObjectType> IteratorType;
00072  
00074   typedef Vector< double, TSampleDimension> VectorType;
00075   typedef Matrix< double, TSampleDimension, TSampleDimension > MatrixType ;
00076 
00078   itkSetMacro(SampleDirection,unsigned int);
00079   itkGetMacro(SampleDirection,unsigned int);
00080 
00082   itkSetConstObjectMacro(Image,ImageType);
00083 
00085   itkSetObjectMacro(SpatialObject,SpatialObjectType);
00086 
00088   const VectorType & GetMean() const {return m_Mean;}
00089 
00091   const MatrixType & GetCovarianceMatrix() const {return m_CovarianceMatrix;}
00092 
00094   void Update(void);
00095 
00096 protected:
00097   SpatialObjectToImageStatisticsCalculator();
00098   virtual ~SpatialObjectToImageStatisticsCalculator() {};
00099   void PrintSelf(std::ostream& os, Indent indent) const;
00100 
00101 private:
00102   SpatialObjectToImageStatisticsCalculator(const Self&); //purposely not implemented
00103   void operator=(const Self&); //purposely not implemented
00104   
00105   ImageConstPointer          m_Image;
00106   SpatialObjectPointer       m_SpatialObject;
00107   VectorType                 m_Mean;
00108   MatrixType                 m_CovarianceMatrix;
00109   unsigned int               m_SampleDirection;
00110   unsigned long              m_InternalImageTime;
00111   unsigned long              m_InternalSpatialObjectTime;
00112   TimeStamp                  m_ModifiedTime;
00113 };
00114 
00115 } // end namespace itk
00116 
00117 
00118 #ifndef ITK_MANUAL_INSTANTIATION
00119 #include "itkSpatialObjectToImageStatisticsCalculator.txx"
00120 #endif
00121 
00122 #endif /* __itkSpatialObjectToImageStatisticsCalculator_h */

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