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val-set.hh
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37 
38 #ifndef __GECODE_INT_VALSET_HH__
39 #define __GECODE_INT_VALSET_HH__
40 
41 #include <gecode/int.hh>
42 
43 namespace Gecode { namespace Int {
44 
48  class ValSet {
49  protected:
55  int n;
56  public:
58  ValSet(void);
60  void add(Space& home, int v);
62  int size(void) const;
64  bool empty(void) const;
66  int min(void) const;
68  int max(void) const;
70  template<class View>
73  template<class View>
74  bool subset(View x) const;
76  void update(Space& home, bool share, ValSet& vs);
78  void flush(void);
80  void dispose(Space& home);
82  class Ranges {
84  const RangeList* c;
85  public:
87 
88  Ranges(const ValSet& vs);
91 
93 
94  bool operator ()(void) const;
97  void operator ++(void);
99 
101 
102  int min(void) const;
105  int max(void) const;
107  unsigned int width(void) const;
109  };
110  };
111 
112 }}
113 
114 #include <gecode/int/val-set.hpp>
115 
116 #endif
117 
118 // STATISTICS: int-other
RangeList * fst
First element of range list.
Definition: val-set.hh:51
int size(void) const
Return size (number of values)
Definition: val-set.hpp:85
RangeList * lst
Last element of range list.
Definition: val-set.hh:53
Computation spaces.
Definition: core.hpp:1362
void dispose(Space &home)
Dispose value set.
Definition: val-set.hpp:131
Iterator over ranges.
Definition: val-set.hh:82
void flush(void)
Flush entries.
Definition: val-set.hpp:126
Iter::Ranges::CompareStatus compare(View x) const
Compare view x with value set.
Definition: val-set.hpp:166
Ranges(const ValSet &vs)
Initialize.
Definition: val-set.hpp:137
bool subset(View x) const
Whether all values of x are included in the value set.
Definition: val-set.hpp:176
CompareStatus
Comapre two iterators with each other.
int min(void) const
Return smallest value (provided the set is not empty)
Definition: val-set.hpp:95
bool operator()(void) const
Test whether iterator is still at a range or done.
Definition: val-set.hpp:141
void operator++(void)
Move iterator to next range (if possible)
Definition: val-set.hpp:146
const int v[7]
Definition: distinct.cpp:207
int n
Number of stored values (integer precision is sufficient)
Definition: val-set.hh:55
Node * x
Pointer to corresponding Boolean expression node.
Definition: bool-expr.cpp:253
int min(void) const
Return smallest value of range.
Definition: val-set.hpp:151
int max(void) const
Return largest value (provided the set is not empty)
Definition: val-set.hpp:100
int max(void) const
Return largest value of range.
Definition: val-set.hpp:155
bool empty(void) const
Test whether set is empty.
Definition: val-set.hpp:90
Class for storing values of already assigned views.
Definition: val-set.hh:48
Lists of ranges (intervals)
Definition: range-list.hpp:53
Gecode toplevel namespace
ValSet(void)
Initialize.
Definition: val-set.hpp:45
void update(Space &home, bool share, ValSet &vs)
Update value set during cloning.
Definition: val-set.hpp:105
unsigned int width(void) const
Return width of range (distance between minimum and maximum)
Definition: val-set.hpp:160
void add(Space &home, int v)
Add value v to value set.
Definition: val-set.hpp:49