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bi-link.hpp
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1 /* -*- mode: C++; c-basic-offset: 2; indent-tabs-mode: nil -*- */
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3  * Main authors:
4  * Christian Schulte <schulte@gecode.org>
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7  * Christian Schulte, 2003
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33 
34 namespace Gecode { namespace Int { namespace ViewValGraph {
35 
38  _prev = this; _next = this;
39  }
40 
42  BiLink::prev(void) const {
43  return _prev;
44  }
46  BiLink::next(void) const {
47  return _next;
48  }
49  forceinline void
51  _prev = l;
52  }
53  forceinline void
55  _next = l;
56  }
57 
58  forceinline void
60  l->_prev = this; l->_next = _next;
61  _next->_prev = l; _next = l;
62  }
63  forceinline void
65  BiLink* p = _prev; BiLink* n = _next;
66  p->_next = n; n->_prev = p;
67  }
68 
69  forceinline void
70  BiLink::mark(void) {
71  _next = NULL;
72  }
73  forceinline bool
74  BiLink::marked(void) const {
75  return _next == NULL;
76  }
77  forceinline bool
78  BiLink::empty(void) const {
79  return _prev == this;
80  }
81 
82 }}}
83 
84 // STATISTICS: int-prop
85 
NNF * l
Left subtree.
Definition: bool-expr.cpp:240
int p
Number of positive literals for node type.
Definition: bool-expr.cpp:232
int n
Number of negative literals for node type.
Definition: bool-expr.cpp:234
#define forceinline
Definition: config.hpp:192