Generated on Thu Jan 16 2025 00:00:00 for Gecode by doxygen 1.14.0
iter-prune-val.hpp
Go to the documentation of this file.
1/* -*- mode: C++; c-basic-offset: 2; indent-tabs-mode: nil -*- */
2/*
3 * Main authors:
4 * Christian Schulte <schulte@gecode.org>
5 *
6 * Copyright:
7 * Christian Schulte, 2011
8 *
9 * This file is part of Gecode, the generic constraint
10 * development environment:
11 * http://www.gecode.org
12 *
13 * Permission is hereby granted, free of charge, to any person obtaining
14 * a copy of this software and associated documentation files (the
15 * "Software"), to deal in the Software without restriction, including
16 * without limitation the rights to use, copy, modify, merge, publish,
17 * distribute, sublicense, and/or sell copies of the Software, and to
18 * permit persons to whom the Software is furnished to do so, subject to
19 * the following conditions:
20 *
21 * The above copyright notice and this permission notice shall be
22 * included in all copies or substantial portions of the Software.
23 *
24 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
25 * EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
26 * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
27 * NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE
28 * LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION
29 * OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION
30 * WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
31 *
32 */
33
34namespace Gecode { namespace Int { namespace ViewValGraph {
35
36 template<class View>
39 : x(y), e(y->val_edges()) {
40 while ((e != NULL) && e->used(x))
41 e = e->next_edge();
42 }
43 template<class View>
44 forceinline bool
46 return e != NULL;
47 }
48 template<class View>
49 forceinline void
51 assert(!e->used(x));
52 do {
53 e = e->next_edge();
54 } while ((e != NULL) && e->used(x));
55 }
56 template<class View>
57 forceinline int
59 assert(!e->used(x));
60 return e->val(x)->val();
61 }
62
63}}}
64
65// STATISTICS: int-prop
66
int val(void) const
Return current value.
IterPruneVal(ViewNode< View > *x)
Initialize with edges for view node x.
void operator++(void)
Move iterator to next value (if possible)
bool operator()(void) const
Test whether iterator is still at a value or done.
Edge< View > * e
Current value edge.
View nodes in view-value graph.
Support classes for propagators using a view-value graph.
Finite domain integers.
Gecode toplevel namespace
Post propagator for SetVar SetOpType SetVar y
Definition set.hh:773
#define forceinline
Definition config.hpp:194