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array.cpp
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1 /* -*- mode: C++; c-basic-offset: 2; indent-tabs-mode: nil -*- */
2 /*
3  * Main authors:
4  * Guido Tack <tack@gecode.org>
5  * Christian Schulte <schulte@gecode.org>
6  * Gabor Szokoli <szokoli@gecode.org>
7  *
8  * Copyright:
9  * Guido Tack, 2004
10  * Christian Schulte, 2004
11  * Gabor Szokoli, 2004
12  *
13  * Last modified:
14  * $Date: 2011-04-05 15:56:09 +0200 (Tue, 05 Apr 2011) $ by $Author: tack $
15  * $Revision: 11894 $
16  *
17  * This file is part of Gecode, the generic constraint
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20  *
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41 
42 
43 
44 #include <gecode/set.hh>
45 
46 namespace Gecode {
47 
49  : VarArray<SetVar>(home,n) {
50  for (int i = size(); i--; )
51  x[i] = SetVar(home);
52  }
53 
55  int lbMin,int lbMax,int ubMin,int ubMax,
56  unsigned int minCard,
57  unsigned int maxCard)
58  : VarArray<SetVar>(home,n) {
59  Set::Limits::check(lbMin,"SetVarArray::SetVarArray");
60  Set::Limits::check(lbMax,"SetVarArray::SetVarArray");
61  Set::Limits::check(ubMin,"SetVarArray::SetVarArray");
62  Set::Limits::check(ubMax,"SetVarArray::SetVarArray");
63  Set::Limits::check(maxCard,"SetVarArray::SetVarArray");
64  unsigned int glbSize =
65  (lbMin <= lbMax ? static_cast<unsigned int>(lbMax-lbMin+1) : 0U);
66  unsigned int lubSize =
67  (ubMin <= ubMax ? static_cast<unsigned int>(ubMax-ubMin+1) : 0U);
68  if (minCard > maxCard || minCard > lubSize || maxCard < glbSize ||
69  lbMin < ubMin || lbMax > ubMax)
70  throw Set::VariableEmptyDomain("SetVarArray::SetVarArray");
71  for (int i = size(); i--; )
72  x[i] = SetVar(home,lbMin,lbMax,ubMin,ubMax,minCard,maxCard);
73  }
74 
76  const IntSet& glb,int ubMin,int ubMax,
77  unsigned int minCard,unsigned int maxCard)
78  : VarArray<SetVar>(home,n) {
79  Set::Limits::check(glb,"SetVarArray::SetVarArray");
80  Set::Limits::check(ubMin,"SetVarArray::SetVarArray");
81  Set::Limits::check(ubMax,"SetVarArray::SetVarArray");
82  Set::Limits::check(maxCard,"SetVarArray::SetVarArray");
83  IntSetRanges glbr(glb);
84  unsigned int glbSize = Iter::Ranges::size(glbr);
85  unsigned int lubSize =
86  (ubMin <= ubMax ? static_cast<unsigned int>(ubMax-ubMin+1) : 0U);
87  if (minCard > maxCard || minCard > lubSize || maxCard < glbSize ||
88  glb.min() < ubMin || glb.max() > ubMax)
89  throw Set::VariableEmptyDomain("SetVarArray::SetVarArray");
90  for (int i = size(); i--; )
91  x[i] = SetVar(home,glb,ubMin,ubMax,minCard,maxCard);
92  }
93 
95  int lbMin,int lbMax,const IntSet& lub,
96  unsigned int minCard,unsigned int maxCard)
97  : VarArray<SetVar>(home,n) {
98  Set::Limits::check(lbMin,"SetVarArray::SetVarArray");
99  Set::Limits::check(lbMax,"SetVarArray::SetVarArray");
100  Set::Limits::check(lub,"SetVarArray::SetVarArray");
101  Set::Limits::check(maxCard,"SetVarArray::SetVarArray");
102  Iter::Ranges::Singleton glbr(lbMin,lbMax);
103  IntSetRanges lubr(lub);
104  IntSetRanges lubr_s(lub);
105  unsigned int glbSize =
106  (lbMin <= lbMax ? static_cast<unsigned int>(lbMax-lbMin+1) : 0U);
107  unsigned int lubSize = Iter::Ranges::size(lubr_s);
108  if (minCard > maxCard || minCard > lubSize || maxCard < glbSize ||
109  !Iter::Ranges::subset(glbr,lubr))
110  throw Set::VariableEmptyDomain("SetVarArray::SetVarArray");
111  for (int i = size(); i--; )
112  x[i] = SetVar(home,lbMin,lbMax,lub,minCard,maxCard);
113  }
114 
116  const IntSet& glb, const IntSet& lub,
117  unsigned int minCard, unsigned int maxCard)
118  : VarArray<SetVar>(home,n) {
119  Set::Limits::check(glb,"SetVarArray::SetVarArray");
120  Set::Limits::check(lub,"SetVarArray::SetVarArray");
121  Set::Limits::check(maxCard,"SetVarArray::SetVarArray");
122  IntSetRanges glbr(glb);
123  IntSetRanges glbr_s(glb);
124  unsigned int glbSize = Iter::Ranges::size(glbr_s);
125  IntSetRanges lubr(lub);
126  IntSetRanges lubr_s(lub);
127  unsigned int lubSize = Iter::Ranges::size(lubr_s);
128  if (minCard > maxCard || minCard > lubSize || maxCard < glbSize ||
129  !Iter::Ranges::subset(glbr,lubr))
130  throw Set::VariableEmptyDomain("SetVar");
131  for (int i = size(); i--; )
132  x[i] = SetVar(home,glb,lub,minCard,maxCard);
133  }
134 
136  int lbMin,int lbMax,int ubMin,int ubMax,
137  unsigned int minCard,
138  unsigned int maxCard)
139  : VarArgArray<SetVar>(n) {
140  Set::Limits::check(lbMin,"SetVarArgs::SetVarArgs");
141  Set::Limits::check(lbMax,"SetVarArgs::SetVarArgs");
142  Set::Limits::check(ubMin,"SetVarArgs::SetVarArgs");
143  Set::Limits::check(ubMax,"SetVarArgs::SetVarArgs");
144  Set::Limits::check(maxCard,"SetVarArgs::SetVarArgs");
145  unsigned int glbSize =
146  (lbMin <= lbMax ? static_cast<unsigned int>(lbMax-lbMin+1) : 0U);
147  unsigned int lubSize =
148  (ubMin <= ubMax ? static_cast<unsigned int>(ubMax-ubMin+1) : 0U);
149  if (minCard > maxCard || minCard > lubSize || maxCard < glbSize ||
150  lbMin < ubMin || lbMax > ubMax)
151  throw Set::VariableEmptyDomain("SetVarArgs::SetVarArgs");
152  for (int i = size(); i--; )
153  a[i] = SetVar(home,lbMin,lbMax,ubMin,ubMax,minCard,maxCard);
154  }
155 
157  const IntSet& glb,int ubMin,int ubMax,
158  unsigned int minCard,unsigned int maxCard)
159  : VarArgArray<SetVar>(n) {
160  Set::Limits::check(glb,"SetVarArgs::SetVarArgs");
161  Set::Limits::check(ubMin,"SetVarArgs::SetVarArgs");
162  Set::Limits::check(ubMax,"SetVarArgs::SetVarArgs");
163  Set::Limits::check(maxCard,"SetVarArgs::SetVarArgs");
164  IntSetRanges glbr(glb);
165  unsigned int glbSize = Iter::Ranges::size(glbr);
166  unsigned int lubSize =
167  (ubMin <= ubMax ? static_cast<unsigned int>(ubMax-ubMin+1) : 0U);
168  if (minCard > maxCard || minCard > lubSize || maxCard < glbSize ||
169  glb.min() < ubMin || glb.max() > ubMax)
170  throw Set::VariableEmptyDomain("SetVarArgs::SetVarArgs");
171  for (int i = size(); i--; )
172  a[i] = SetVar(home,glb,ubMin,ubMax,minCard,maxCard);
173  }
174 
176  int lbMin,int lbMax,const IntSet& lub,
177  unsigned int minCard,unsigned int maxCard)
178  : VarArgArray<SetVar>(n) {
179  Set::Limits::check(lbMin,"SetVarArgs::SetVarArgs");
180  Set::Limits::check(lbMax,"SetVarArgs::SetVarArgs");
181  Set::Limits::check(lub,"SetVarArgs::SetVarArgs");
182  Set::Limits::check(maxCard,"SetVarArgs::SetVarArgs");
183  Iter::Ranges::Singleton glbr(lbMin,lbMax);
184  IntSetRanges lubr(lub);
185  IntSetRanges lubr_s(lub);
186  unsigned int glbSize =
187  (lbMin <= lbMax ? static_cast<unsigned int>(lbMax-lbMin+1) : 0U);
188  unsigned int lubSize = Iter::Ranges::size(lubr_s);
189  if (minCard > maxCard || minCard > lubSize || maxCard < glbSize ||
190  !Iter::Ranges::subset(glbr,lubr))
191  throw Set::VariableEmptyDomain("SetVarArgs::SetVarArgs");
192  for (int i = size(); i--; )
193  a[i] = SetVar(home,lbMin,lbMax,lub,minCard,maxCard);
194  }
195 
197  const IntSet& glb, const IntSet& lub,
198  unsigned int minCard, unsigned int maxCard)
199  : VarArgArray<SetVar>(n) {
200  Set::Limits::check(glb,"SetVarArgs::SetVarArgs");
201  Set::Limits::check(lub,"SetVarArgs::SetVarArgs");
202  Set::Limits::check(maxCard,"SetVarArgs::SetVarArgs");
203  IntSetRanges glbr(glb);
204  IntSetRanges glbr_s(glb);
205  unsigned int glbSize = Iter::Ranges::size(glbr_s);
206  IntSetRanges lubr(lub);
207  IntSetRanges lubr_s(lub);
208  unsigned int lubSize = Iter::Ranges::size(lubr_s);
209  if (minCard > maxCard || minCard > lubSize || maxCard < glbSize ||
210  !Iter::Ranges::subset(glbr,lubr))
211  throw Set::VariableEmptyDomain("SetVar");
212  for (int i = size(); i--; )
213  a[i] = SetVar(home,glb,lub,minCard,maxCard);
214  }
215 
216 }
217 
218 // STATISTICS: set-other
219 
SetVarArray(void)
Default constructor (array of size 0)
Definition: array.hpp:52
void check(int n, const char *l)
Check whether integer n is in range, otherwise throw overflow exception with information l...
Definition: limits.hpp:41
Range iterator for singleton range.
Range iterator for integer sets.
Definition: int.hh:271
int size(void) const
Return size of array (number of elements)
Variable arrays
Definition: array.hpp:52
Computation spaces.
Definition: core.hpp:1362
Gecode::IntArgs i(4, 1, 2, 3, 4)
Exception: Variable created with empty domain
Definition: exception.hpp:63
int n
Number of negative literals for node type.
Definition: bool-expr.cpp:238
SetVar * x
Array of variables.
Definition: array.hpp:91
unsigned int size(I &i)
Size of all ranges of range iterator i.
Integer sets.
Definition: int.hh:171
SetVarArgs(void)
Allocate empty array.
Definition: set.hh:495
Set variables
Definition: set.hh:129
bool subset(I &i, J &j)
Check whether range iterator i is subset of range iterator j.
Gecode toplevel namespace
Argument array for variables.
Definition: array.hpp:53
int size(void) const
Return size of array (number of elements)
int max(int i) const
Return maximum of range at position i.
Definition: int-set-1.hpp:121
int min(int i) const
Return minimum of range at position i.
Definition: int-set-1.hpp:115
SetVar * a
Element array.
Definition: array.hpp:528