itkVectorNeighborhoodInnerProduct.h

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

  Program:   Insight Segmentation & Registration Toolkit
  Module:    $RCSfile: itkVectorNeighborhoodInnerProduct.h,v $
  Language:  C++
  Date:      $Date: 2002/09/11 19:57:14 $
  Version:   $Revision: 1.5 $

  Copyright (c) 2002 Insight 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 __itkVectorNeighborhoodInnerProduct_h
#define __itkVectorNeighborhoodInnerProduct_h

#include "itkNeighborhoodIterator.h"
#include "itkSmartNeighborhoodIterator.h"
#include "itkVector.h"
#include "itkNeighborhood.h"
#include "itkConstSliceIterator.h"
#include "itkImageBoundaryCondition.h"

namespace itk {
  
template<class TImage>
class VectorNeighborhoodInnerProduct
{
 public:
  typedef VectorNeighborhoodInnerProduct Self;
  
  typedef typename TImage::PixelType PixelType; // Pixel type is a now a vector
  typedef typename PixelType::ValueType ScalarValueType;
  
  itkStaticConstMacro(VectorDimension, unsigned int,
                      PixelType::VectorDimension);
  itkStaticConstMacro(ImageDimension, unsigned int, TImage::ImageDimension);
  
  typedef Neighborhood<ScalarValueType,
                      itkGetStaticConstMacro(ImageDimension)> OperatorType;

  PixelType operator()(const ConstNeighborhoodIterator<TImage> &it,
                       const OperatorType &op) const;

  PixelType operator()(const std::slice &s,
                       const ConstNeighborhoodIterator<TImage> &it,
                       const OperatorType &op) const;
};

template<class TImage>
class SmartVectorNeighborhoodInnerProduct
{
public:
  typedef SmartVectorNeighborhoodInnerProduct Self;

  typedef typename TImage::PixelType PixelType;
  typedef typename PixelType::ValueType ScalarValueType;
  
  itkStaticConstMacro(VectorDimension, unsigned int,
                      PixelType::VectorDimension);
  itkStaticConstMacro(ImageDimension, unsigned int, TImage::ImageDimension);
  
  typedef Neighborhood<ScalarValueType,
                      itkGetStaticConstMacro(ImageDimension)> OperatorType;

  PixelType operator()(const std::slice &s,
                       const ConstSmartNeighborhoodIterator<TImage> &it,
                       const OperatorType &op) const;

  PixelType operator()(const ConstSmartNeighborhoodIterator<TImage> &it,
                       const OperatorType &op) const
    {
      return this->operator()(std::slice(0, it.Size(), 1), it, op);
    }
};
  
} // end namespace itk
  
#ifndef ITK_MANUAL_INSTANTIATION
#include "itkVectorNeighborhoodInnerProduct.txx"
#endif

#endif

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