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stop.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, 2006
8  *
9  * This file is part of Gecode, the generic constraint
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33 
34 namespace Gecode { namespace Search {
35 
36  /*
37  * Base class
38  *
39  */
41  Stop::Stop(void) {}
43  Stop::~Stop(void) {}
44 
45 
46  /*
47  * Stopping for node limit
48  *
49  */
50 
52  NodeStop::NodeStop(unsigned long int l0) : l(l0) {}
53 
54  forceinline unsigned long int
55  NodeStop::limit(void) const {
56  return l;
57  }
58 
59  forceinline void
60  NodeStop::limit(unsigned long int l0) {
61  l=l0;
62  }
63 
64 
65  /*
66  * Stopping for failure limit
67  *
68  */
69 
71  FailStop::FailStop(unsigned long int l0) : l(l0) {}
72 
73  forceinline unsigned long int
74  FailStop::limit(void) const {
75  return l;
76  }
77 
78  forceinline void
79  FailStop::limit(unsigned long int l0) {
80  l=l0;
81  }
82 
83 
84  /*
85  * Stopping for time limit
86  *
87  */
88 
90  TimeStop::TimeStop(unsigned long int l0)
91  : l(l0) {
92  t.start();
93  }
94 
95  forceinline unsigned long int
96  TimeStop::limit(void) const {
97  return l;
98  }
99 
100  forceinline void
101  TimeStop::limit(unsigned long int l0) {
102  l=l0;
103  }
104 
105  forceinline void
107  t.start();
108  }
109 
110 }}
111 
112 // STATISTICS: search-other
unsigned long int limit(void) const
Return current limit.
Definition: stop.hpp:55
NNF * l
Left subtree.
Definition: bool-expr.cpp:240
unsigned long int l
Current limit in milliseconds.
Definition: search.hh:874
unsigned long int limit(void) const
Return current limit in milliseconds.
Definition: stop.hpp:96
Support::Timer t
Time when execution should stop.
Definition: search.hh:872
NodeStop(unsigned long int l)
Stop if node limit l is exceeded.
Definition: stop.hpp:52
unsigned long int limit(void) const
Return current limit.
Definition: stop.hpp:74
#define forceinline
Definition: config.hpp:185
void start(void)
Start timer.
Definition: timer.hpp:66
FailStop(unsigned long int l)
Stop if failure limit l is exceeded.
Definition: stop.hpp:71
void reset(void)
Reset time to zero.
Definition: stop.hpp:106
Stop(void)
Default constructor.
Definition: stop.hpp:41
unsigned long int l
Node limit.
Definition: search.hh:830
unsigned long int l
Failure limit.
Definition: search.hh:853
virtual ~Stop(void)
Destructor.
Definition: stop.hpp:43
TimeStop(unsigned long int l)
Stop if search exceeds l milliseconds (from creation of this object)
Definition: stop.hpp:90
Gecode toplevel namespace