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val-sel-commit.cpp
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7  * Christian Schulte, 2012
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33 
34 #include <gecode/float/branch.hh>
35 
36 namespace Gecode { namespace Float { namespace Branch {
37 
38  ValSelCommitBase<FloatView,FloatNumBranch>*
39  valselcommit(Space& home, const FloatValBranch& fvb) {
40  switch (fvb.select()) {
42  return new (home) ValSelCommit<ValSelLq,ValCommitLqGq>(home,fvb);
44  return new (home) ValSelCommit<ValSelGq,ValCommitLqGq>(home,fvb);
46  return new (home) ValSelCommit<ValSelRnd,ValCommitLqGq>(home,fvb);
48  if (!fvb.commit()) {
49  return new (home)
51  } else {
52  return new (home)
54  }
55  default:
56  throw UnknownBranching("Float::branch");
57  }
58  }
59 
61  valselcommit(Space& home, const FloatAssign& fa) {
62  switch (fa.select()) {
64  return new (home) ValSelCommit<ValSelLq,ValCommitLqGq>(home,fa);
66  return new (home) ValSelCommit<ValSelGq,ValCommitLqGq>(home,fa);
68  return new (home) ValSelCommit<ValSelRnd,ValCommitLqGq>(home,fa);
70  if (!fa.commit()) {
71  return new (home)
73  } else {
74  return new (home)
76  }
77  default:
78  throw UnknownBranching("Float::assign");
79  }
80  }
81 
82 }}}
83 
84 // STATISTICS: float-branch
85 
Select values greater than mean of smallest and largest value.
Definition: float.hh:1825
Which values to select for branching first.
Definition: float.hh:1820
Class for value selection and commit.
User-defined value selection.
Definition: val-sel.hpp:65
Select select(void) const
Return selection strategy.
Definition: assign.hpp:49
Select median value of a randomly chosen part.
Definition: float.hh:1880
Value commit class for less or equal or greater or equal.
Definition: branch.hh:298
Select values randomly which are not greater or not smaller than mean of largest and smallest value...
Definition: float.hh:1826
Computation spaces.
Definition: core.hpp:1701
Base class for value selection and commit.
Exception: Unknown value or variable selection passed as argument
Definition: exception.hpp:109
Select values not greater than mean of smallest and largest value.
Definition: float.hh:1824
Select median value of the upper part.
Definition: float.hh:1879
Select select(void) const
Return selection strategy.
Definition: val.hpp:49
BranchCommit commit(void) const
Return commit function.
Definition: val.hpp:102
Which values to select for assignment.
Definition: float.hh:1874
Select median value of the lower part.
Definition: float.hh:1878
Class for user-defined value commit.
Definition: val-commit.hpp:65
Gecode toplevel namespace
ValSelCommitBase< FloatView, FloatNumBranch > * valselcommit(Space &home, const FloatValBranch &fvb)
Return value and commit for float views.
Select value according to user-defined functions.
Definition: float.hh:1827
Select value according to user-defined functions.
Definition: float.hh:1881