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relax.cpp
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37 
38 #include <gecode/set.hh>
39 #include <gecode/search/relax.hh>
40 
41 namespace Gecode { namespace Set {
42 
44  class Relax {
45  public:
48  };
49 
52  SetView xv(x);
53  SetView sxv(sx);
54  SetVarGlbRanges l(sxv);
55  GECODE_ME_CHECK(xv.includeI(home, l));
56  SetVarLubRanges u(sxv);
57  GECODE_ME_CHECK(xv.intersectI(home, u));
58  return ES_OK;
59  }
60 
61 }}
62 
63 namespace Gecode {
64 
65  void
66  relax(Home home, const SetVarArgs& x, const SetVarArgs& sx,
67  Rnd r, double p) {
68  if (x.size() != sx.size())
69  throw Set::ArgumentSizeMismatch("Set::relax");
70  if ((p < 0.0) || (p > 1.0))
71  throw Set::OutOfLimits("Set::relax");
72  Set::Relax ir;
73  Search::relax<SetVarArgs,Set::Relax>(home,x,sx,r,p,ir);
74  }
75 
76 }
77 
78 // STATISTICS: set-other
79 
NNF * l
Left subtree.
Definition: bool-expr.cpp:244
Exception: Value out of limits
Definition: exception.hpp:48
int size(void) const
Return size of array (number of elements)
Definition: array.hpp:1669
union Gecode::@579::NNF::@61 u
Union depending on nodetype t.
ExecStatus operator()(Home home, IntVar x, IntVar sx)
Post the actual equality for non-relaxed variables.
Definition: relax.cpp:53
int p
Number of positive literals for node type.
Definition: bool-expr.cpp:236
Iterator for the greatest lower bound ranges of a set variable.
Definition: set.hh:274
ModEvent includeI(Space &home, I &i)
Include range sequence described by i in greatest lower bound.
Definition: set.hpp:155
Iterator for the least upper bound ranges of a set variable.
Definition: set.hh:306
#define GECODE_ME_CHECK(me)
Check whether modification event me is failed, and forward failure.
Definition: macros.hpp:56
ModEvent intersectI(Space &home, I &iter)
Intersect least upper bound with range sequence described by i.
Definition: set.hpp:168
Post propagator for SetVar SetOpType SetVar SetRelType r
Definition: set.hh:784
Set view for set variables
Definition: view.hpp:60
Passing set variables.
Definition: set.hh:492
Class for posting equalities for non-relaxed variables.
Definition: relax.cpp:44
void relax(Home home, const FloatVarArgs &x, const FloatVarArgs &sx, Rnd r, double p)
Definition: relax.cpp:61
Set variables
Definition: set.hh:131
ExecStatus
Definition: core.hpp:540
#define forceinline
Definition: config.hpp:173
Post propagator for SetVar x
Definition: set.hh:784
Execution is okay.
Definition: core.hpp:544
Gecode toplevel namespace
Random number generator.
Definition: rnd.hpp:46
Home class for posting propagators
Definition: core.hpp:922
Exception: Arguments are of different size
Definition: exception.hpp:77