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member.hh
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37 
38 #ifndef __GECODE_INT_MEMBER_HH__
39 #define __GECODE_INT_MEMBER_HH__
40 
41 #include <gecode/int.hh>
42 #include <gecode/int/val-set.hh>
43 
49 namespace Gecode { namespace Int { namespace Member {
50 
57  template<class View>
58  class Prop : public NaryOnePropagator<View,PC_INT_DOM> {
59  protected:
65  static void add(Space& home, ValSet& vs, ViewArray<View>& x);
67  void eliminate(Space& home);
69  Prop(Home home, ValSet& vs, ViewArray<View>& x, View y);
71  Prop(Space& home, bool share, Prop<View>& p);
72  public:
74  virtual PropCost cost(const Space&, const ModEventDelta& med) const;
76  virtual Propagator* copy(Space& home, bool share);
78  virtual ExecStatus propagate(Space& home, const ModEventDelta& med);
80  static ExecStatus post(Home home, ViewArray<View>& x, View y);
82  static ExecStatus post(Home home, ValSet& vs, ViewArray<View>& x, View y);
84  virtual size_t dispose(Space& home);
85  };
86 
93  template<class View, ReifyMode rm>
94  class ReProp : public Prop<View> {
95  protected:
96  using Prop<View>::x;
97  using Prop<View>::y;
98  using Prop<View>::vs;
99  using Prop<View>::add;
100  using Prop<View>::eliminate;
104  ReProp(Home home, ValSet& vs, ViewArray<View>& x, View y, BoolView b);
106  ReProp(Space& home, bool share, ReProp<View,rm>& p);
107  public:
109  virtual Propagator* copy(Space& home, bool share);
111  virtual ExecStatus propagate(Space& home, const ModEventDelta& med);
113  static ExecStatus post(Home home, ViewArray<View>& x, View y, BoolView b);
115  virtual size_t dispose(Space& home);
116  };
117 
118 }}}
119 
122 
123 #endif
124 
125 // STATISTICS: int-prop
Reified membership propagator.
Definition: member.hh:94
ViewArray< View > x
Array of views.
Definition: propagator.hpp:175
virtual PropCost cost(const Space &, const ModEventDelta &med) const
Cost function.
Definition: prop.hpp:131
Base-class for propagators.
Definition: core.hpp:755
Membership propagator.
Definition: member.hh:58
Computation spaces.
Definition: core.hpp:1362
virtual size_t dispose(Space &home)
Delete propagator and return its size.
Definition: prop.hpp:123
static ExecStatus post(Home home, ViewArray< View > &x, View y)
Post propagator for .
Definition: prop.hpp:75
static ExecStatus post(Home home, ViewArray< View > &x, View y, BoolView b)
Post propagator for .
Definition: re-prop.hpp:52
int p
Number of positive literals for node type.
Definition: bool-expr.cpp:236
static void add(Space &home, ValSet &vs, ViewArray< View > &x)
Add values of assigned views in x to value set va.
Definition: prop.hpp:50
BoolView b
Boolean control variable.
Definition: member.hh:102
virtual size_t dispose(Space &home)
Delete propagator and return its size.
Definition: re-prop.hpp:111
ModEventDelta med
A set of modification events (used during propagation)
Definition: core.hpp:764
ValSet vs
Value set storing the values of already assigned views.
Definition: member.hh:63
(n+1)-ary propagator
Definition: propagator.hpp:172
virtual ExecStatus propagate(Space &home, const ModEventDelta &med)
Perform propagation.
Definition: prop.hpp:137
View arrays.
Definition: array.hpp:234
virtual ExecStatus propagate(Space &home, const ModEventDelta &med)
Perform propagation.
Definition: re-prop.hpp:119
Propagation cost.
Definition: core.hpp:537
Prop(Home home, ValSet &vs, ViewArray< View > &x, View y)
Constructor for posting.
Definition: prop.hpp:44
ExecStatus
Definition: core.hpp:523
virtual Propagator * copy(Space &home, bool share)
Copy propagator during cloning.
Definition: prop.hpp:117
virtual Propagator * copy(Space &home, bool share)
Copy propagator during cloning.
Definition: re-prop.hpp:105
Class for storing values of already assigned views.
Definition: val-set.hh:48
Gecode toplevel namespace
int ModEventDelta
Modification event deltas.
Definition: core.hpp:173
ReProp(Home home, ValSet &vs, ViewArray< View > &x, View y, BoolView b)
Constructor for posting.
Definition: re-prop.hpp:44
Home class for posting propagators
Definition: core.hpp:717
void eliminate(Space &home)
Eliminate views from x that are not equal to y or ar subsumed by vs.
Definition: prop.hpp:62
Boolean view for Boolean variables.
Definition: view.hpp:1315