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/*========================================================================= |
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Program: Insight Segmentation & Registration Toolkit |
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Module: $RCSfile: itkNthElementImageAdaptor.h.html,v $ |
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Language: C++ |
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Date: $Date: 2006/01/17 19:15:42 $ |
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Version: $Revision: 1.4 $ |
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Copyright (c) Insight Software Consortium. All rights reserved. |
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See ITKCopyright.txt or http://www.itk.org/HTML/Copyright.htm for details. |
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This software is distributed WITHOUT ANY WARRANTY; without even |
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the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR |
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PURPOSE. See the above copyright notices for more information. |
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=========================================================================*/ |
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#ifndef __itkNthElementImageAdaptor_h |
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#define __itkNthElementImageAdaptor_h |
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#include <itkImageAdaptor.h> |
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#include <itkNthElementPixelAccessor.h> |
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namespace itk |
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{ |
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/** \class NthElementImageAdaptor |
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* \brief Presents an image as being composed of the N-th element of its pixels |
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* |
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* It assumes that the pixels are of container type and have in their API |
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* an operator[]( unsigned int ) defined. |
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* |
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* Additional casting is performed according to the input and output image |
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* types following C++ default casting rules. |
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* |
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* \ingroup ImageAdaptors |
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*/ |
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// Create a helper class to help the SunPro CC compiler |
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// parse the templates for the NthElementImageAdaptor. |
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// This is used to define the Super class. for NthElementImageAdaptor |
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template <class TImage, class TOutputPixelType> |
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class ITK_EXPORT NthElementImageAdaptorHelper |
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{ |
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*public: |
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typedef NthElementPixelAccessor< |
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TOutputPixelType, |
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typename TImage::PixelType> PixelAccessor; |
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typedef ImageAdaptor<TImage, PixelAccessor> Super; |
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}; |
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template <class TImage, class TOutputPixelType> |
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LEN,IND |
**class ITK_EXPORT NthElementImageAdaptor : public NthElementImageAdaptorHelper<TImage, TOutputPixelType>::Super |
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{ |
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public: |
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/** Standard class typedefs. */ |
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typedef NthElementImageAdaptor Self; |
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LEN,TDA |
typedef typename NthElementImageAdaptorHelper<TImage, TOutputPixelType>::Super Superclass; |
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TDA |
typedef SmartPointer<Self> Pointer; |
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TDA |
typedef SmartPointer<const Self> ConstPointer; |
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/** Run-time type information (and related methods). */ |
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itkTypeMacro( NthElementImageAdaptor, ImageAdaptor ); |
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/** Method for creation through the object factory. */ |
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itkNewMacro(Self); |
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/** Select the element number to be accessed */ |
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void SelectNthElement( unsigned int nth ) |
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{ this->GetPixelAccessor().SetElementNumber( nth ); |
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this->Modified(); } |
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protected: |
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NthElementImageAdaptor() {} |
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virtual ~NthElementImageAdaptor() {} |
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private: |
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NthElementImageAdaptor(const Self&); //purposely not implemented |
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void operator=(const Self&); //purposely not implemented |
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}; |
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} // end namespace itk |
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#endif |
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