cmtkAccumulatorSum.h

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00001 /*
00002 //
00003 //  Copyright 1997-2009 Torsten Rohlfing
00004 //  Copyright 2004-2009 SRI International
00005 //
00006 //  This file is part of the Computational Morphometry Toolkit.
00007 //
00008 //  http://www.nitrc.org/projects/cmtk/
00009 //
00010 //  The Computational Morphometry Toolkit is free software: you can
00011 //  redistribute it and/or modify it under the terms of the GNU General Public
00012 //  License as published by the Free Software Foundation, either version 3 of
00013 //  the License, or (at your option) any later version.
00014 //
00015 //  The Computational Morphometry Toolkit is distributed in the hope that it
00016 //  will be useful, but WITHOUT ANY WARRANTY; without even the implied
00017 //  warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
00018 //  GNU General Public License for more details.
00019 //
00020 //  You should have received a copy of the GNU General Public License along
00021 //  with the Computational Morphometry Toolkit.  If not, see
00022 //  <http://www.gnu.org/licenses/>.
00023 //
00024 //  $Revision: 11 $
00025 //
00026 //  $LastChangedDate: 2009-05-30 11:30:08 -0700 (Sat, 30 May 2009) $
00027 //
00028 //  $LastChangedBy: torstenrohlfing $
00029 //
00030 */
00031 
00032 #ifndef __cmtkAccumulatorSum_h_included_
00033 #define __cmtkAccumulatorSum_h_included_
00034 
00035 #include <cmtkconfig.h>
00036 
00037 namespace
00038 cmtk
00039 {
00040 
00043 
00045 namespace
00046 Accumulators
00047 {
00049 template<class TDataType>
00050 class Sum
00051 {
00052 public:
00054   Sum()
00055   {
00056     this->m_Sum = 0;
00057   }
00058 
00060   void Reset()
00061   {
00062     this->m_Sum = 0;
00063   }
00064 
00066   void AddValue( const TDataType& value )
00067   {
00068     this->m_Sum += value;
00069   }
00070   
00072   const TDataType& GetResult() const
00073   {
00074     return this->m_Sum;
00075   }
00076 
00077 private:
00079   TDataType m_Sum;
00080 };
00081 } // namespace Accumulators
00082 } // namespace cmtk
00083 
00084 #endif // #ifdef __cmtkAccumulatorSum_h_included_
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