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distinct.cpp
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1 /* -*- mode: C++; c-basic-offset: 2; indent-tabs-mode: nil -*- */
2 /*
3  * Main authors:
4  * Christian Schulte <schulte@gecode.org>
5  * Gabor Szokoli <szokoli@gecode.org>
6  *
7  * Copyright:
8  * Christian Schulte, 2002
9  * Gabor Szokoli, 2003
10  *
11  * Last modified:
12  * $Date: 2011-08-18 06:25:49 +1000 (Thu, 18 Aug 2011) $ by $Author: schulte $
13  * $Revision: 12308 $
14  *
15  * This file is part of Gecode, the generic constraint
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39 
40 #include <gecode/int/distinct.hh>
41 
42 namespace Gecode {
43 
44  using namespace Int;
45 
46  void
47  distinct(Home home, const IntVarArgs& x, IntConLevel icl) {
48  if (x.same(home))
49  throw ArgumentSame("Int::distinct");
50  if (home.failed()) return;
51  ViewArray<IntView> xv(home,x);
52  switch (icl) {
53  case ICL_BND:
55  break;
56  case ICL_DOM:
58  break;
59  default:
61  }
62  }
63 
64  void
65  distinct(Home home, const IntArgs& c, const IntVarArgs& x,
66  IntConLevel icl) {
67  if (x.same(home))
68  throw ArgumentSame("Int::distinct");
69  if (c.size() != x.size())
70  throw ArgumentSizeMismatch("Int::distinct");
71  if (home.failed()) return;
72  ViewArray<OffsetView> cx(home,x.size());
73  for (int i = c.size(); i--; ) {
74  double cx_min = (static_cast<double>(c[i]) +
75  static_cast<double>(x[i].min()));
76  double cx_max = (static_cast<double>(c[i]) +
77  static_cast<double>(x[i].max()));
78  Limits::check(c[i],"Int::distinct");
79  Limits::check(cx_min,"Int::distinct");
80  Limits::check(cx_max,"Int::distinct");
81  cx[i] = OffsetView(x[i],c[i]);
82  }
83  switch (icl) {
84  case ICL_BND:
86  break;
87  case ICL_DOM:
89  break;
90  default:
92  }
93  }
94 
95 }
96 
97 // STATISTICS: int-post