Generated on Thu Apr 11 13:59:17 2019 for Gecode by doxygen 1.6.3

dfs.hpp

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, 2003
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 namespace Gecode { namespace Search {
00035 
00037   GECODE_SEARCH_EXPORT Engine*
00038   dfsengine(Space* s, const Options& o);
00039 
00041   template<class T>
00042   class DfsBuilder : public Builder {
00043     using Builder::opt;
00044   public:
00046     DfsBuilder(const Options& opt);
00048     virtual Engine* operator() (Space* s) const;
00049   };
00050 
00051   template<class T>
00052   inline
00053   DfsBuilder<T>::DfsBuilder(const Options& opt)
00054     : Builder(opt,DFS<T>::best) {}
00055 
00056   template<class T>
00057   Engine*
00058   DfsBuilder<T>::operator() (Space* s) const {
00059     return build<T,DFS>(s,opt);
00060   }
00061 
00062 }}
00063 
00064 namespace Gecode {
00065 
00066   template<class T>
00067   inline
00068   DFS<T>::DFS(T* s, const Search::Options& o)
00069     : Search::Base<T>(Search::dfsengine(s,o)) {}
00070 
00071   template<class T>
00072   inline T*
00073   dfs(T* s, const Search::Options& o) {
00074     DFS<T> d(s,o);
00075     return d.next();
00076   }
00077 
00078   template<class T>
00079   SEB
00080   dfs(const Search::Options& o) {
00081     return new Search::DfsBuilder<T>(o);
00082   }
00083 
00084 }
00085 
00086 // STATISTICS: search-other