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statistics.hpp

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00001 /* -*- mode: C++; c-basic-offset: 2; indent-tabs-mode: nil -*- */
00002 /*
00003  *  Main authors:
00004  *     Christian Schulte <schulte@gecode.org>
00005  *
00006  *  Copyright:
00007  *     Christian Schulte, 2004
00008  *
00009  *  Last modified:
00010  *     $Date: 2016-04-19 17:19:45 +0200 (Tue, 19 Apr 2016) $ by $Author: schulte $
00011  *     $Revision: 14967 $
00012  *
00013  *  This file is part of Gecode, the generic constraint
00014  *  development environment:
00015  *     http://www.gecode.org
00016  *
00017  *  Permission is hereby granted, free of charge, to any person obtaining
00018  *  a copy of this software and associated documentation files (the
00019  *  "Software"), to deal in the Software without restriction, including
00020  *  without limitation the rights to use, copy, modify, merge, publish,
00021  *  distribute, sublicense, and/or sell copies of the Software, and to
00022  *  permit persons to whom the Software is furnished to do so, subject to
00023  *  the following conditions:
00024  *
00025  *  The above copyright notice and this permission notice shall be
00026  *  included in all copies or substantial portions of the Software.
00027  *
00028  *  THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
00029  *  EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
00030  *  MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
00031  *  NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE
00032  *  LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION
00033  *  OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION
00034  *  WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
00035  *
00036  */
00037 
00038 #include <algorithm>
00039 
00040 namespace Gecode { namespace Search {
00041 
00042   forceinline void
00043   Statistics::reset(void) {
00044     StatusStatistics::reset();
00045     fail=0; node=0; depth=0; restart=0; nogood=0;
00046   }
00047 
00048   forceinline
00049   Statistics::Statistics(void)
00050     : fail(0), node(0), depth(0),
00051       restart(0), nogood(0) {}
00052 
00053   forceinline Statistics&
00054   Statistics::operator +=(const Statistics& s) {
00055     (void) StatusStatistics::operator +=(s);
00056     fail += s.fail;
00057     node += s.node;
00058     depth = std::max(depth,s.depth);
00059     restart += s.restart;
00060     nogood += s.nogood;
00061     return *this;
00062   }
00063 
00064   forceinline Statistics
00065   Statistics::operator +(const Statistics& s) {
00066     Statistics t(s);
00067     return t += *this;
00068   }
00069 
00070 }}
00071 
00072 // STATISTICS: search-other