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dekker.one
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, 2006
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 Count {
35
36 template<class VX, class VY>
37 forceinline
38 IntBase<VX,VY>::IntBase(Home home,
39 ViewArray<VX>& x0, int n_s0, VY y0, int c0)
40 : Propagator(home), x(x0), n_s(n_s0), y(y0), c(c0) {
41 if (isintset(y))
42 home.notice(*this,AP_DISPOSE);
43 for (int i=0; i<n_s; i++)
44 x[i].subscribe(home,*this,PC_INT_DOM);
45 subscribe(home,*this,y);
46 }
47
48 template<class VX, class VY>
49 forceinline size_t
50 IntBase<VX,VY>::dispose(Space& home) {
51 if (isintset(y))
52 home.ignore(*this,AP_DISPOSE);
53 for (int i=0; i<n_s; i++)
54 x[i].cancel(home,*this,PC_INT_DOM);
55 cancel(home,*this,y);
56 (void) Propagator::dispose(home);
57 return sizeof(*this);
58 }
59
60 template<class VX, class VY>
61 forceinline
62 IntBase<VX,VY>::IntBase(Space& home, IntBase<VX,VY>& p)
63 : Propagator(home,p), n_s(p.n_s), c(p.c) {
64 x.update(home,p.x);
65 update(y,home,p.y);
66 }
67
68 template<class VX, class VY>
69 PropCost
70 IntBase<VX,VY>::cost(const Space&, const ModEventDelta&) const {
71 return PropCost::linear(PropCost::LO,x.size());
72 }
73
74 template<class VX, class VY>
75 void
76 IntBase<VX,VY>::reschedule(Space& home) {
77 for (int i=0; i<n_s; i++)
78 x[i].reschedule(home,*this,PC_INT_DOM);
79 Gecode::Int::Count::reschedule(home,*this,y);
80 }
81
82}}}
83
84// STATISTICS: int-prop