itkMeanCalculator.h

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

  Program:   Insight Segmentation & Registration Toolkit
  Module:    $RCSfile: itkMeanCalculator.h,v $
  Language:  C++
  Date:      $Date: 2009-03-04 15:23:58 $
  Version:   $Revision: 1.12 $

  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 "itkArray.h"

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

  itkTypeMacro(MeanCalculator, SampleAlgorithmBase);
  itkNewMacro(Self);

  typedef typename Superclass::MeasurementVectorSizeType MeasurementVectorSizeType;

  typedef typename Superclass::MeasurementVectorType MeasurementVectorType;

  typedef Array< double >           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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