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itkRedPixelAccessor.h

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00001 /*=========================================================================
00002 
00003   Program:   Insight Segmentation & Registration Toolkit
00004   Module:    $RCSfile: itkRedPixelAccessor.h,v $
00005   Language:  C++
00006   Date:      $Date: 2009-03-03 15:08:48 $
00007   Version:   $Revision: 1.9 $
00008 
00009   Copyright (c) Insight Software Consortium. All rights reserved.
00010   See ITKCopyright.txt or http://www.itk.org/HTML/Copyright.htm for details.
00011 
00012      This software is distributed WITHOUT ANY WARRANTY; without even 
00013      the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR 
00014      PURPOSE.  See the above copyright notices for more information.
00015 
00016 =========================================================================*/
00017 #ifndef __itkRedPixelAccessor_h
00018 #define __itkRedPixelAccessor_h
00019 
00020 
00021 #include "itkRGBPixel.h"
00022 
00023 
00024 namespace itk
00025 {
00026 
00038 template <class T>
00039 class ITK_EXPORT RedPixelAccessor
00040 {
00041 public:
00043   typedef   RedPixelAccessor        Self;
00044 
00047   typedef T ExternalType;
00048 
00051   typedef     RGBPixel<T>      InternalType;
00052 
00054   inline void Set( InternalType & output, const ExternalType & input ) const
00055     { output.SetRed( input ); }
00056 
00058   inline const ExternalType & Get( const InternalType & input ) const
00059     { return input.GetRed(); }
00060 
00061   bool operator!=( const Self &) const
00062     {
00063     return false;
00064     }
00065 
00066   bool operator==( const Self & other ) const
00067     {
00068     return !(*this != other);
00069     }
00070 };
00071 
00072 }  // end namespace itk
00073 
00074 #endif
00075 

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