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edge-finding.hpp
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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: 2011-05-26 00:56:41 +1000 (Thu, 26 May 2011) $ by $Author: schulte $
11  * $Revision: 12022 $
12  *
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37 
38 #include <algorithm>
39 
40 namespace Gecode { namespace Int { namespace Unary {
41 
42  template<class TaskView>
45  Region r(home);
46 
49 
50  int j = q.task();
51  while (q.left() > 1) {
52  if (ol.ect() > t[j].lct())
53  return ES_FAILED;
54  ol.shift(j);
55  ++q;
56  j = q.task();
57  while (!ol.lempty() && (ol.lect() > t[j].lct())) {
58  int i = ol.responsible();
59  GECODE_ME_CHECK(t[i].est(home,ol.ect()));
60  ol.lremove(i);
61  }
62  }
63 
64  return ES_OK;
65  }
66 
67  template<class Task>
73  return edgefinding(home,b);
74  }
75 
76 }}}
77 
78 // STATISTICS: int-prop