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sorted.cpp
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1 /* -*- mode: C++; c-basic-offset: 2; indent-tabs-mode: nil -*- */
2 /*
3  * Main authors:
4  * Patrick Pekczynski <pekczynski@ps.uni-sb.de>
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6  * Copyright:
7  * Patrick Pekczynski, 2004
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10  * $Date: 2012-09-07 17:31:22 +0200 (Fri, 07 Sep 2012) $ by $Author: schulte $
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37 
38 #include <gecode/int/sorted.hh>
39 
40 namespace Gecode {
41 
42  void
43  sorted(Home home, const IntVarArgs& x, const IntVarArgs& y,
44  const IntVarArgs& z, IntConLevel) {
45  using namespace Int;
46  if ((x.size() != y.size()) || (x.size() != z.size()))
47  throw ArgumentSizeMismatch("Int::Sorted");
48  if (x.same(home,y) || x.same(home,z) || y.same(home,z))
49  throw ArgumentSame("Int::Sorted");
50 
51  if (home.failed()) return;
52 
53  if (x.size()==0) return;
54 
55  ViewArray<IntView> x0(home,x), y0(home,y), z0(home,z);
56 
58  (Sorted::Sorted<IntView,true>::post(home,x0,y0,z0)));
59  }
60 
61  void
62  sorted(Home home, const IntVarArgs& x, const IntVarArgs& y,
63  IntConLevel) {
64  using namespace Int;
65  if (x.size() != y.size())
66  throw ArgumentSizeMismatch("Int::Sorted");
67  if (x.same(home,y))
68  throw ArgumentSame("Int::Sorted");
69 
70  if (home.failed()) return;
71 
72  if (x.size()==0) return;
73 
74  ViewArray<IntView> x0(home,x), y0(home,y), z0(home,0);
75 
77  (Sorted::Sorted<IntView,false>::post(home,x0,y0,z0)));
78  }
79 
80 }
81 
82 // STATISTICS: int-post
bool failed(void) const
Check whether corresponding space is failed.
Definition: core.hpp:3446
Bounds consistent sortedness propagator.
Definition: sorted.hh:63
IntConLevel
Consistency levels for integer propagators.
Definition: int.hh:937
int size(void) const
Return size of array (number of elements)
Definition: array.hpp:1662
Passing integer variables.
Definition: int.hh:636
void sorted(Home home, const IntVarArgs &x, const IntVarArgs &y, const IntVarArgs &z, IntConLevel)
Post propagator that y is x sorted in increasing order.
Definition: sorted.cpp:43
Node * x
Pointer to corresponding Boolean expression node.
Definition: bool-expr.cpp:253
Exception: Arguments contain same variable multiply
Definition: exception.hpp:84
Gecode toplevel namespace
Home class for posting propagators
Definition: core.hpp:717
Exception: Arguments are of different size
Definition: exception.hpp:77
#define GECODE_ES_FAIL(es)
Check whether execution status es is failed, and fail space home.
Definition: macros.hpp:96
bool same(const Space &home) const
Test whether array contains same variable multiply.
Definition: array.hpp:2085