Generated on Sun Feb 17 15:24:28 2019 for Gecode by doxygen 1.6.3

dfs.hh

Go to the documentation of this file.
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, 2009
00008  *
00009  *  This file is part of Gecode, the generic constraint
00010  *  development environment:
00011  *     http://www.gecode.org
00012  *
00013  *  Permission is hereby granted, free of charge, to any person obtaining
00014  *  a copy of this software and associated documentation files (the
00015  *  "Software"), to deal in the Software without restriction, including
00016  *  without limitation the rights to use, copy, modify, merge, publish,
00017  *  distribute, sublicense, and/or sell copies of the Software, and to
00018  *  permit persons to whom the Software is furnished to do so, subject to
00019  *  the following conditions:
00020  *
00021  *  The above copyright notice and this permission notice shall be
00022  *  included in all copies or substantial portions of the Software.
00023  *
00024  *  THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
00025  *  EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
00026  *  MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
00027  *  NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE
00028  *  LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION
00029  *  OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION
00030  *  WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
00031  *
00032  */
00033 
00034 #ifndef __GECODE_SEARCH_SEQ_DFS_HH__
00035 #define __GECODE_SEARCH_SEQ_DFS_HH__
00036 
00037 #include <gecode/search.hh>
00038 #include <gecode/search/support.hh>
00039 #include <gecode/search/worker.hh>
00040 #include <gecode/search/seq/path.hh>
00041 
00042 namespace Gecode { namespace Search { namespace Seq {
00043 
00045   template<class Tracer>
00046   class DFS : public Worker {
00047   private:
00049     Tracer tracer;
00051     Options opt;
00053     Path<Tracer> path;
00055     Space* cur;
00057     unsigned int d;
00058   public:
00060     DFS(Space* s, const Options& o);
00062     Space* next(void);
00064     Statistics statistics(void) const;
00066     void constrain(const Space& b);
00068     void reset(Space* s);
00070     NoGoods& nogoods(void);
00072     ~DFS(void);
00073   };
00074 
00075 }}}
00076 
00077 #include <gecode/search/seq/dfs.hpp>
00078 
00079 #endif
00080 
00081 // STATISTICS: search-seq