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/*=========================================================================
Program: Insight Segmentation & Registration Toolkit
Module: itkImageKernelOperator.h
Language: C++
Date: $Date$
Version: $Revision$
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 __itkImageKernelOperator_h
#define __itkImageKernelOperator_h
#include "itkNeighborhoodOperator.h"
#include "itkImage.h"
namespace itk {
/**
* \class ImageKernelOperator
* \brief A NeighborhoodOperator whose coefficients are from an image.
*
* \sa NeighborhoodOperator
* \sa NeighborhoodIterator
* \sa Neighborhood
*
* \ingroup Operators
*/
template<class TPixel, unsigned int VDimension=2,
class TAllocator = NeighborhoodAllocator<TPixel> >
class ITK_EXPORT ImageKernelOperator
: public NeighborhoodOperator<TPixel, VDimension, TAllocator>
{
public:
/** Standard class typedefs. */
typedef ImageKernelOperator Self;
typedef NeighborhoodOperator<TPixel, VDimension, TAllocator> Superclass;
typedef Image<TPixel, VDimension> ImageType;
typedef typename Superclass::CoefficientVector CoefficientVector;
/** Constructor. */
ImageKernelOperator() {}
/** Copy constructor */
ImageKernelOperator(const Self &orig)
: Neighborhood<TPixel, VDimension, TAllocator>(orig)
{}
/** Assignment operator. */
Self &operator=( const Self &orig )
{
Superclass::operator=(orig);
return *this;
}
void SetImageKernel( ImageType *kernel )
{
this->m_ImageKernel = kernel;
}
/** Prints some debugging information. */
virtual void PrintSelf(std::ostream &os, Indent i) const
{
os << i << "ImageKernelOperator { this=" << this
<< "} " << std::endl;
Superclass::PrintSelf( os, i.GetNextIndent() );
}
protected:
/** Calculates operator coefficients. */
CoefficientVector GenerateCoefficients();
/** Arranges coefficients spatially in the memory buffer. */
void Fill( const CoefficientVector& coeff );
private:
typename ImageType::Pointer m_ImageKernel;
/** For compatibility with itkWarningMacro */
const char *GetNameOfClass()
{ return "itkImageKernelOperator"; }
};
} // namespace itk
#ifndef ITK_MANUAL_INSTANTIATION
#include "itkImageKernelOperator.txx"
#endif
#endif
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