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relax.cpp
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33 
34 #include <gecode/set.hh>
35 #include <gecode/search/relax.hh>
36 
37 namespace Gecode { namespace Set {
38 
40  class Relax {
41  public:
44  };
45 
48  SetView xv(x);
49  SetView sxv(sx);
50  SetVarGlbRanges l(sxv);
51  GECODE_ME_CHECK(xv.includeI(home, l));
52  SetVarLubRanges u(sxv);
53  GECODE_ME_CHECK(xv.intersectI(home, u));
54  return ES_OK;
55  }
56 
57 }}
58 
59 namespace Gecode {
60 
61  void
62  relax(Home home, const SetVarArgs& x, const SetVarArgs& sx,
63  Rnd r, double p) {
64  if (x.size() != sx.size())
65  throw Set::ArgumentSizeMismatch("Set::relax");
66  if ((p < 0.0) || (p > 1.0))
67  throw Set::OutOfLimits("Set::relax");
68  Set::Relax ir;
69  Search::relax<SetVarArgs,Set::Relax>(home,x,sx,r,p,ir);
70  }
71 
72 }
73 
74 // STATISTICS: set-other
75 
NNF * l
Left subtree.
Definition: bool-expr.cpp:240
Exception: Value out of limits
Definition: exception.hpp:44
int size(void) const
Return size of array (number of elements)
Definition: array.hpp:1569
ExecStatus operator()(Home home, IntVar x, IntVar sx)
Post the actual equality for non-relaxed variables.
Definition: relax.cpp:49
#define forceinline
Definition: config.hpp:185
int p
Number of positive literals for node type.
Definition: bool-expr.cpp:232
Iterator for the greatest lower bound ranges of a set variable.
Definition: set.hh:270
ModEvent includeI(Space &home, I &i)
Include range sequence described by i in greatest lower bound.
Definition: set.hpp:151
Iterator for the least upper bound ranges of a set variable.
Definition: set.hh:302
#define GECODE_ME_CHECK(me)
Check whether modification event me is failed, and forward failure.
Definition: macros.hpp:52
ModEvent intersectI(Space &home, I &iter)
Intersect least upper bound with range sequence described by i.
Definition: set.hpp:164
union Gecode::@593::NNF::@62 u
Union depending on nodetype t.
Post propagator for SetVar SetOpType SetVar SetRelType r
Definition: set.hh:767
Set view for set variables
Definition: view.hpp:56
Passing set variables.
Definition: set.hh:488
Class for posting equalities for non-relaxed variables.
Definition: relax.cpp:40
void relax(Home home, const FloatVarArgs &x, const FloatVarArgs &sx, Rnd r, double p)
Definition: relax.cpp:57
Set variables
Definition: set.hh:127
ExecStatus
Definition: core.hpp:471
Post propagator for SetVar x
Definition: set.hh:767
Execution is okay.
Definition: core.hpp:475
Gecode toplevel namespace
Random number generator.
Definition: rnd.hpp:42
Home class for posting propagators
Definition: core.hpp:853
Exception: Arguments are of different size
Definition: exception.hpp:73