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restart.hh
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1 /* -*- mode: C++; c-basic-offset: 2; indent-tabs-mode: nil -*- */
2 /*
3  * Main authors:
4  * Christian Schulte <schulte@gecode.org>
5  *
6  * Copyright:
7  * Christian Schulte, 2009
8  *
9  * Last modified:
10  * $Date: 2009-05-13 22:48:34 +1000 (Wed, 13 May 2009) $ by $Author: schulte $
11  * $Revision: 9085 $
12  *
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37 
38 #ifndef __GECODE_SEARCH_PARALLEL_RESTART_HH__
39 #define __GECODE_SEARCH_PARALLEL_RESTART_HH__
40 
42 
43 namespace Gecode { namespace Search { namespace Parallel {
44 
46  class Restart : public DFS {
47  protected:
54  public:
56  Restart(Space* s, size_t sz, const Search::Options& o);
58  virtual Space* next(void);
60  virtual ~Restart(void);
61  };
62 
64  Restart::Restart(Space* s, size_t sz, const Search::Options& o) :
65  DFS(s,sz,o),
66  root(s->status() == SS_FAILED ? NULL : s->clone()),
67  best(NULL), reset_needed(false) {}
68 
69 }}}
70 
71 #endif
72 
73 // STATISTICS: search-parallel