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val.hpp
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33 
34 namespace Gecode {
35 
40  template<class Var>
41  class ValBranch {
42  public:
47  protected:
49  Rnd r;
54  public:
56  ValBranch(void);
58  ValBranch(Rnd r);
62  Rnd rnd(void) const;
64  BranchVal val(void) const;
66  BranchCommit commit(void) const;
67  };
68 
69 
70  template<class Var>
71  inline
73  : vf(nullptr), cf(nullptr) {}
74 
75  template<class Var>
76  inline
78  : r(r0), vf(nullptr), cf(nullptr) {
79  if (!r)
80  throw UninitializedRnd("ValBranch::ValBranch");
81  }
82 
83  template<class Var>
84  inline
86  : vf(v), cf(c) {}
87 
88  template<class Var>
89  inline Rnd
90  ValBranch<Var>::rnd(void) const {
91  return r;
92  }
93 
94  template<class Var>
95  inline typename ValBranch<Var>::BranchVal
96  ValBranch<Var>::val(void) const {
97  return vf;
98  }
99 
100  template<class Var>
101  inline typename ValBranch<Var>::BranchCommit
103  return cf;
104  }
105 
106 }
107 
108 // STATISTICS: kernel-branch
BranchTraits< Var >::Commit BranchCommit
The corresponding branching commit function.
Definition: val.hpp:46
BranchCommit commit(void) const
Return commit function.
Definition: val.hpp:102
Traits for branching.
Definition: traits.hpp:55
Gecode toplevel namespace
BranchCommit cf
Commit function.
Definition: val.hpp:53
BranchVal val(void) const
Return value function.
Definition: val.hpp:96
Value branching information.
Definition: val.hpp:41
Random number generator.
Definition: rnd.hpp:42
Rnd rnd(void) const
Return random number generator.
Definition: val.hpp:90
BranchVal vf
Value function.
Definition: val.hpp:51
const int v[7]
Definition: distinct.cpp:259
NNF * r
Right subtree.
Definition: bool-expr.cpp:242
Exception: uninitialized random number generator
Definition: exception.hpp:142
Rnd r
Random number generator.
Definition: val.hpp:49
Gecode::FloatVal c(-8, 8)
ValBranch(void)
Initialize.
Definition: val.hpp:72
BranchTraits< Var >::Val BranchVal
The corresponding branching value function.
Definition: val.hpp:44