itkMeanCalculator.h

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/*=========================================================================

  Program:   Insight Segmentation & Registration Toolkit
  Module:    $RCSfile: itkMeanCalculator.h,v $
  Language:  C++
  Date:      $Date: 2003/12/09 16:53:08 $
  Version:   $Revision: 1.10 $

  Copyright (c) Insight Software Consortium. All rights reserved.
  See ITKCopyright.txt or http://www.itk.org/HTML/Copyright.htm for details.

     This software is distributed WITHOUT ANY WARRANTY; without even 
     the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR 
     PURPOSE.  See the above copyright notices for more information.

=========================================================================*/

#ifndef __itkMeanCalculator_h
#define __itkMeanCalculator_h

#include "itkSampleAlgorithmBase.h"

#include "itkVector.h"

namespace itk{ 
  namespace Statistics{
  
template< class TSample >
class MeanCalculator :
      public SampleAlgorithmBase< TSample >
{
public:
  typedef MeanCalculator Self;
  typedef Object Superclass ;
  typedef SmartPointer<Self> Pointer;
  typedef SmartPointer<const Self> ConstPointer;

  itkTypeMacro(MeanCalculator, Object);
  itkNewMacro(Self) ;
  
  itkStaticConstMacro(MeasurementVectorSize, unsigned int,
                      TSample::MeasurementVectorSize);
  
  typedef Vector< double,
                  itkGetStaticConstMacro(MeasurementVectorSize) > OutputType ;

  OutputType* GetOutput() ;

protected:
  MeanCalculator() ;
  virtual ~MeanCalculator() {}
  void PrintSelf(std::ostream& os, Indent indent) const;

  void GenerateData() ;

private:
  OutputType m_Output ;
} ; // end of class
    
  } // end of namespace Statistics 
} // end of namespace itk 

#ifndef ITK_MANUAL_INSTANTIATION
#include "itkMeanCalculator.txx"
#endif

#endif

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