Generated on Thu Jan 16 2025 00:00:00 for Gecode by doxygen 1.14.0
overload.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 * Guido Tack <tack@gecode.org>
6 *
7 * Copyright:
8 * Christian Schulte, 2009
9 * Guido Tack, 2010
10 *
11 * This file is part of Gecode, the generic constraint
12 * development environment:
13 * http://www.gecode.org
14 *
15 * Permission is hereby granted, free of charge, to any person obtaining
16 * a copy of this software and associated documentation files (the
17 * "Software"), to deal in the Software without restriction, including
18 * without limitation the rights to use, copy, modify, merge, publish,
19 * distribute, sublicense, and/or sell copies of the Software, and to
20 * permit persons to whom the Software is furnished to do so, subject to
21 * the following conditions:
22 *
23 * The above copyright notice and this permission notice shall be
24 * included in all copies or substantial portions of the Software.
25 *
26 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
27 * EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
28 * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
29 * NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE
30 * LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION
31 * OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION
32 * WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
33 *
34 */
35
36namespace Gecode { namespace Int { namespace Cumulative {
37
38 // Overload checking for mandatory tasks
39 template<class ManTask>
41 overload(Space& home, int c, TaskArray<ManTask>& t) {
44
45 Region r;
47
48 for (int i=0; i<f.size(); i++) {
49 if (f[i].mandatory())
50 o.insert(i);
51 if (o.env() > static_cast<long long int>(c)*f[i].lct())
52 GECODE_ME_CHECK(f[i].excluded(home));
53 }
54 return ES_OK;
55 }
56
57}}}
58
59// STATISTICS: int-prop
Omega trees for computing ect of task sets.
long long int env(void) const
Return energy envelope of all tasks.
Definition tree.hpp:83
void insert(int i)
Insert task with index i.
Definition tree.hpp:67
Task array.
Definition task.hh:165
Task view array.
Definition task.hh:233
Handle to region.
Definition region.hpp:55
Computation spaces.
Definition core.hpp:1744
#define GECODE_ME_CHECK(me)
Check whether modification event me is failed, and forward failure.
Definition macros.hpp:52
Scheduling for cumulative resources
ExecStatus overload(Space &home, int c, TaskArray< ManTask > &t)
Check mandatory tasks t for overload.
Definition overload.hpp:41
Finite domain integers.
void sort(TaskViewArray< TaskView > &t)
Sort task view array t according to sto and inc (increasing or decreasing)
Definition sort.hpp:133
@ STO_LCT
Sort by latest completion times.
Definition task.hh:286
Gecode toplevel namespace
Post propagator for SetVar SetOpType SetVar SetRelType r
Definition set.hh:773
ExecStatus
Definition core.hpp:472
@ ES_OK
Execution is okay.
Definition core.hpp:476