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itkNormalizedMutualInformationHistogramImageToImageMetric.h

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00001 /*=========================================================================
00002 
00003   Program:   Insight Segmentation & Registration Toolkit
00004   Module:    $RCSfile: itkNormalizedMutualInformationHistogramImageToImageMetric.h,v $
00005   Language:  C++
00006   Date:      $Date: 2004/07/13 18:56:40 $
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 __itkNormalizedMutualInformationHistogramImageToImageMetric_h
00018 #define __itkNormalizedMutualInformationHistogramImageToImageMetric_h
00019 
00020 #include "itkHistogramImageToImageMetric.h"
00021 
00022 namespace itk
00023 {
00055 template <class TFixedImage, class TMovingImage>
00056 class ITK_EXPORT NormalizedMutualInformationHistogramImageToImageMetric :
00057 public HistogramImageToImageMetric<TFixedImage, TMovingImage>
00058 {
00059  public:
00061   typedef NormalizedMutualInformationHistogramImageToImageMetric Self;
00062   typedef HistogramImageToImageMetric<TFixedImage, TMovingImage> Superclass;
00063   typedef SmartPointer<Self>                                     Pointer;
00064   typedef SmartPointer<const Self>                               ConstPointer;
00065 
00067   itkNewMacro(Self);
00068 
00070   itkTypeMacro(NormalizedMutualInformationHistogramImageToImageMetric,
00071     HistogramImageToImageMetric);
00072 
00074   typedef typename Superclass::RealType                 RealType;
00075   typedef typename Superclass::TransformType            TransformType;
00076   typedef typename Superclass::TransformPointer         TransformPointer;
00077   typedef typename Superclass::TransformParametersType
00078     TransformParametersType;
00079   typedef typename Superclass::TransformJacobianType    TransformJacobianType;
00080   typedef typename Superclass::GradientPixelType        GradientPixelType;
00081 
00082   typedef typename Superclass::MeasureType              MeasureType;
00083   typedef typename Superclass::DerivativeType           DerivativeType;
00084   typedef typename Superclass::FixedImageType           FixedImageType;
00085   typedef typename Superclass::MovingImageType          MovingImageType;
00086   typedef typename Superclass::FixedImageConstPointer   FixedImageConstPointer;
00087   typedef typename Superclass::MovingImageConstPointer
00088     MovingImageConstPointer;
00089 
00090   typedef typename Superclass::HistogramType            HistogramType;
00091   typedef typename HistogramType::FrequencyType         HistogramFrequencyType;
00092   typedef typename HistogramType::Iterator              HistogramIteratorType;
00093   typedef typename HistogramType::MeasurementVectorType
00094     HistogramMeasurementVectorType;
00095 
00096 protected:
00099   NormalizedMutualInformationHistogramImageToImageMetric(){}
00100   virtual ~NormalizedMutualInformationHistogramImageToImageMetric(){}
00102 
00104   virtual MeasureType EvaluateMeasure(HistogramType& histogram) const;
00105 
00106 private:
00107   // Purposely not implemented.
00108   NormalizedMutualInformationHistogramImageToImageMetric(Self const&);
00109   void operator=(Self const&); // Purposely not implemented.
00110 };
00111 
00112 } // End namespace itk.
00113 
00114 #ifndef ITK_MANUAL_INSTANTIATION
00115 #include "itkNormalizedMutualInformationHistogramImageToImageMetric.txx"
00116 #endif
00117 
00118 #endif // __itkNormalizedMutualInformationHistogramImageToImageMetric_h
00119 

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