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val-set.hh
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7 * Christian Schulte, 2011
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33
34#ifndef __GECODE_INT_VALSET_HH__
35#define __GECODE_INT_VALSET_HH__
36
37#include <gecode/int.hh>
38
39namespace Gecode { namespace Int {
40
44 class ValSet {
45 protected:
51 int n;
52 public:
54 ValSet(void);
56 void add(Space& home, int v);
58 int size(void) const;
60 bool empty(void) const;
62 int min(void) const;
64 int max(void) const;
66 template<class View>
69 template<class View>
70 bool subset(View x) const;
72 void update(Space& home, ValSet& vs);
74 void flush(void);
76 void dispose(Space& home);
78 class Ranges {
80 const RangeList* c;
81 public:
83
84
85 Ranges(const ValSet& vs);
87
89
90
91 bool operator ()(void) const;
93 void operator ++(void);
95
97
98
99 int min(void) const;
101 int max(void) const;
103 unsigned int width(void) const;
105 };
106 };
107
108}}
109
110#include <gecode/int/val-set.hpp>
111
112#endif
113
114// STATISTICS: int-other
Iterator over ranges.
Definition val-set.hh:78
unsigned int width(void) const
Return width of range (distance between minimum and maximum)
Definition val-set.hpp:155
int max(void) const
Return largest value of range.
Definition val-set.hpp:150
bool operator()(void) const
Test whether iterator is still at a range or done.
Definition val-set.hpp:136
void operator++(void)
Move iterator to next range (if possible)
Definition val-set.hpp:141
Ranges(const ValSet &vs)
Initialize.
Definition val-set.hpp:132
int min(void) const
Return smallest value of range.
Definition val-set.hpp:146
Class for storing values of already assigned views.
Definition val-set.hh:44
int size(void) const
Return size (number of values)
Definition val-set.hpp:81
RangeList * fst
First element of range list.
Definition val-set.hh:47
bool subset(View x) const
Whether all values of x are included in the value set.
Definition val-set.hpp:171
ValSet(void)
Initialize.
Definition val-set.hpp:41
bool empty(void) const
Test whether set is empty.
Definition val-set.hpp:86
int max(void) const
Return largest value (provided the set is not empty)
Definition val-set.hpp:96
Iter::Ranges::CompareStatus compare(View x) const
Compare view x with value set.
Definition val-set.hpp:161
void flush(void)
Flush entries.
Definition val-set.hpp:121
void dispose(Space &home)
Dispose value set.
Definition val-set.hpp:126
void update(Space &home, ValSet &vs)
Update value set during cloning.
Definition val-set.hpp:101
int n
Number of stored values (integer precision is sufficient)
Definition val-set.hh:51
RangeList * lst
Last element of range list.
Definition val-set.hh:49
int min(void) const
Return smallest value (provided the set is not empty)
Definition val-set.hpp:91
void add(Space &home, int v)
Add value v to value set.
Definition val-set.hpp:45
Lists of ranges (intervals)
Computation spaces.
Definition core.hpp:1742
CompareStatus
Comapre two iterators with each other.
Gecode toplevel namespace
Post propagator for SetVar x
Definition set.hh:767