1 | #ifndef _theplu_yat_statistics_average_ |
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2 | #define _theplu_yat_statistics_average_ |
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3 | |
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4 | // $Id: Average.h 1339 2008-06-06 23:58:39Z peter $ |
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5 | |
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6 | /* |
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7 | Copyright (C) 2008 Peter Johansson |
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8 | |
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9 | This file is part of the yat library, http://trac.thep.lu.se/yat |
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10 | |
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11 | The yat library is free software; you can redistribute it and/or |
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12 | modify it under the terms of the GNU General Public License as |
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13 | published by the Free Software Foundation; either version 2 of the |
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14 | License, or (at your option) any later version. |
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15 | |
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16 | The yat library is distributed in the hope that it will be useful, |
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17 | but WITHOUT ANY WARRANTY; without even the implied warranty of |
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18 | MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU |
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19 | General Public License for more details. |
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20 | |
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21 | You should have received a copy of the GNU General Public License |
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22 | along with this program; if not, write to the Free Software |
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23 | Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA |
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24 | 02111-1307, USA. |
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25 | */ |
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26 | |
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27 | #include "averager_traits.h" |
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28 | #include "utility.h" |
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29 | |
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30 | namespace theplu { |
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31 | namespace yat { |
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32 | namespace statistics { |
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33 | |
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34 | /** |
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35 | \brief Functor to take average of a range. |
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36 | |
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37 | \since New in yat 0.5 |
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38 | */ |
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39 | struct Average |
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40 | { |
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41 | /** |
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42 | If range is weighted an AveragerWeighted is used else a Averager. |
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43 | |
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44 | \return average of range |
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45 | */ |
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46 | template<typename ForwardIterator> |
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47 | inline double operator()(ForwardIterator first, ForwardIterator last) const |
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48 | { |
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49 | typename averager<ForwardIterator>::type a; |
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50 | add(a, first, last); |
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51 | return a.mean(); |
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52 | } |
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53 | }; |
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54 | |
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55 | }}} // of namespace statistics, yat, and theplu |
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56 | |
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57 | #endif |
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