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itkBresenhamLine.h

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00001 /*=========================================================================
00002 
00003   Program:   Insight Segmentation & Registration Toolkit
00004   Module:    $RCSfile: itkBresenhamLine.h,v $
00005   Language:  C++
00006   Date:      $Date: 2008-08-06 16:49:13 $
00007   Version:   $Revision: 1.1 $
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 
00018 #ifndef __itkBresenhamLine_h
00019 #define __itkBresenhamLine_h
00020 
00021 #include "itkVector.h"
00022 #include "itkOffset.h"
00023 #include "itkIndex.h"
00024 #include <vector>
00025 
00026 namespace itk {
00027 
00028 /* a simple class that will return an array of indexes that are
00029 * offsets along the line. The line will be described by a vector and a
00030 * length */
00031 
00032 template <unsigned int VDimension>
00033 class ITK_EXPORT BresenhamLine
00034 {
00035 public:
00036   typedef BresenhamLine                      Self;
00037   // This defines the line direction
00038   typedef Vector<float, VDimension>          LType;
00039   typedef Offset<VDimension>                 OffsetType;
00040   typedef Index<VDimension>                  IndexType;
00041   typedef std::vector<OffsetType>            OffsetArray;
00042 
00043   typedef typename IndexType::IndexValueType IndexValueType;
00044 
00045   // constructurs
00046   BresenhamLine(){}
00047   ~BresenhamLine(){}
00048 
00049   OffsetArray buildLine(LType Direction, unsigned int length);
00050 
00051 };
00052 
00053 
00054 }
00055 
00056 
00057 #ifndef ITK_MANUAL_INSTANTIATION
00058 #include "itkBresenhamLine.txx"
00059 #endif
00060 
00061 
00062 #endif
00063 

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