Generated on Tue Mar 5 2013 22:37:24 for Gecode by doxygen 1.8.3.1
support-values.hh
Go to the documentation of this file.
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, 2008
8  *
9  * Last modified:
10  * $Date: 2010-04-08 20:35:31 +1000 (Thu, 08 Apr 2010) $ by $Author: schulte $
11  * $Revision: 10684 $
12  *
13  * This file is part of Gecode, the generic constraint
14  * development environment:
15  * http://www.gecode.org
16  *
17  * Permission is hereby granted, free of charge, to any person obtaining
18  * a copy of this software and associated documentation files (the
19  * "Software"), to deal in the Software without restriction, including
20  * without limitation the rights to use, copy, modify, merge, publish,
21  * distribute, sublicense, and/or sell copies of the Software, and to
22  * permit persons to whom the Software is furnished to do so, subject to
23  * the following conditions:
24  *
25  * The above copyright notice and this permission notice shall be
26  * included in all copies or substantial portions of the Software.
27  *
28  * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
29  * EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
30  * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
31  * NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE
32  * LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION
33  * OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION
34  * WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
35  *
36  */
37 
38 #ifndef __GECODE_INT_SUPPORT_VALUES_HH__
39 #define __GECODE_INT_SUPPORT_VALUES_HH__
40 
41 #include <gecode/int.hh>
42 
43 namespace Gecode { namespace Int {
44 
51  template<class View, class A>
52  class SupportValues {
53  private:
55  A& a;
57  class RangePos {
58  public:
59  int min;
60  unsigned int pos;
61  };
63  class Unsupported {
64  private:
66  RangePos* rp;
68  unsigned int p;
70  SupportValues& sv;
72  void find(void);
73  public:
75 
76 
77  Unsupported(SupportValues& sv0);
79 
81 
82 
83  bool operator ()(void) const;
85  void operator ++(void);
87 
89 
90 
91  int val(void) const;
93  };
94 
96  View x;
100  RangePos* rp_fst;
102  RangePos* rp_lst;
104  RangePos* rp;
106  int v;
108  int max;
109 
111  bool _support(int n);
112  public:
114  SupportValues(A& a, View x);
116  ~SupportValues(void);
117 
119 
120 
121  void reset(void);
123  bool operator ()(void) const;
125  void operator ++(void);
127 
129 
130 
131  int val(void) const;
133 
135 
136 
137  void support(void);
139  bool support(int n);
141  bool support(double n);
143  ModEvent tell(Space& home);
145  };
146 
147 }}
148 
150 
151 #endif
152 
153 // STATISTICS: int-prop
154