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/*========================================================================= |
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Program: Insight Segmentation & Registration Toolkit |
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Module: $RCSfile: itkAddPixelAccessor.h.html,v $ |
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Language: C++ |
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Date: $Date: 2006/01/17 19:15:32 $ |
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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 __itkAddPixelAccessor_h |
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#define __itkAddPixelAccessor_h |
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EML |
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namespace itk |
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{ |
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namespace Accessor |
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{ |
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/** \class AddPixelAccessor |
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* \brief Simulates the effect of adding a constant value to all pixels |
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* |
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* This class is intended to be used as parameter of |
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* an ImageAdaptor to make an image appear as having |
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* pixels with intensity values increased by a constant amount. |
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* |
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* \sa ImageAdaptor |
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* \ingroup ImageAdaptors |
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*/ |
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template <class TPixel> |
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class ITK_EXPORT AddPixelAccessor |
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{ |
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public: |
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/** Standard class typedefs. */ |
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typedef AddPixelAccessor Self; |
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IND |
*/** External typedef. It defines the external aspect |
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* that this class will exhibit */ |
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typedef TPixel ExternalType; |
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/** Internal typedef. It defines the internal real |
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* representation of data */ |
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typedef TPixel InternalType; |
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/** Write access to the pixel */ |
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inline void Set( InternalType & output, const ExternalType & input ) const |
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{ output = static_cast<InternalType>( input - m_Value ); } |
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/** Read access to the pixel */ |
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inline ExternalType Get( const InternalType & input ) const |
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{ return static_cast<ExternalType>( input + m_Value ); } |
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/** Set the value to be added to pixels */ |
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void SetValue( TPixel newvalue ) |
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{ m_Value = newvalue; } |
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/** Get the value to be added to pixels */ |
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TPixel GetValue() |
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{ return m_Value; } |
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/** Assignment Operator */ |
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Self & operator=( const Self & apa ) |
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{ this->m_Value = apa.m_Value; |
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******return *this; } |
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/** Constructors */ |
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AddPixelAccessor():m_Value( NumericTraits<TPixel>::Zero ) {} |
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AddPixelAccessor( const Self & apa ):m_Value(apa.m_Value) {} |
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private: |
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TPixel m_Value; |
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}; |
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} // end namespace Accessor |
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} // end namespace itk |
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#endif |
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EOF |
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