Jip J. Dekker
2572df0663
git-subtree-dir: software/gecode_base git-subtree-split: bbefcea214fec798a0f5acc442581984555acd21
87 lines
2.4 KiB
C++
87 lines
2.4 KiB
C++
/* -*- mode: C++; c-basic-offset: 2; indent-tabs-mode: nil -*- */
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/*
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* Main authors:
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* Christian Schulte <schulte@gecode.org>
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*
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* Copyright:
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* Christian Schulte, 2003
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*
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* This file is part of Gecode, the generic constraint
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* development environment:
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* http://www.gecode.org
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*
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* Permission is hereby granted, free of charge, to any person obtaining
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* a copy of this software and associated documentation files (the
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* "Software"), to deal in the Software without restriction, including
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* without limitation the rights to use, copy, modify, merge, publish,
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* distribute, sublicense, and/or sell copies of the Software, and to
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* permit persons to whom the Software is furnished to do so, subject to
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* the following conditions:
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*
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* The above copyright notice and this permission notice shall be
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* included in all copies or substantial portions of the Software.
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*
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* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
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* EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
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* MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
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* NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE
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* LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION
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* OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION
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* WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
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*
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*/
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namespace Gecode { namespace Search {
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/// Create depth-first engine
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GECODE_SEARCH_EXPORT Engine*
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dfsengine(Space* s, const Options& o);
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/// A DFS engine builder
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template<class T>
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class DfsBuilder : public Builder {
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using Builder::opt;
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public:
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/// The constructor
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DfsBuilder(const Options& opt);
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/// The actual build function
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virtual Engine* operator() (Space* s) const;
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};
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template<class T>
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inline
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DfsBuilder<T>::DfsBuilder(const Options& opt)
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: Builder(opt,DFS<T>::best) {}
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template<class T>
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Engine*
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DfsBuilder<T>::operator() (Space* s) const {
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return build<T,DFS>(s,opt);
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}
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}}
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namespace Gecode {
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template<class T>
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inline
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DFS<T>::DFS(T* s, const Search::Options& o)
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: Search::Base<T>(Search::dfsengine(s,o)) {}
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template<class T>
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inline T*
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dfs(T* s, const Search::Options& o) {
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DFS<T> d(s,o);
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return d.next();
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}
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template<class T>
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SEB
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dfs(const Search::Options& o) {
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return new Search::DfsBuilder<T>(o);
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}
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}
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// STATISTICS: search-other
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