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1.8.18
gecode
int
unary
subsumption.hpp
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/* -*- mode: C++; c-basic-offset: 2; indent-tabs-mode: nil -*- */
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/*
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* Main authors:
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* Christian Schulte <schulte@gecode.org>
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*
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* Copyright:
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* Christian Schulte, 2009
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*
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* This file is part of Gecode, the generic constraint
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* development environment:
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* http://www.gecode.org
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*
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* Permission is hereby granted, free of charge, to any person obtaining
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* a copy of this software and associated documentation files (the
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* "Software"), to deal in the Software without restriction, including
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* without limitation the rights to use, copy, modify, merge, publish,
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* distribute, sublicense, and/or sell copies of the Software, and to
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* permit persons to whom the Software is furnished to do so, subject to
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* the following conditions:
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*
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* The above copyright notice and this permission notice shall be
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* included in all copies or substantial portions of the Software.
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*
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* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
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* EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
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* MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
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* NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE
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* LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION
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* OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION
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* WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
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*
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*/
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namespace
Gecode
{
namespace
Int {
namespace
Unary {
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template
<
class
Task>
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ExecStatus
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subsumed
(
Space
& home,
Propagator
&
p
,
TaskArray<Task>
&
t
) {
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TaskViewArray<typename TaskTraits<Task>::TaskViewFwd
>
f
(
t
);
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sort<typename TaskTraits<Task>::TaskViewFwd,
STO_EST
,
true
>(
f
);
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for
(
int
i
=1;
i
<
f
.size();
i
++)
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if
(
f
[
i
-1].lct() >
f
[
i
].est())
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return
ES_OK
;
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return
home.
ES_SUBSUMED
(
p
);
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}
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}}}
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// STATISTICS: int-prop
Gecode::Space::ES_SUBSUMED
ExecStatus ES_SUBSUMED(Propagator &p)
Definition:
core.hpp:3563
Gecode::Int::STO_EST
@ STO_EST
Sort by earliest start times.
Definition:
task.hh:283
t
NodeType t
Type of node.
Definition:
bool-expr.cpp:230
Gecode::Space
Computation spaces.
Definition:
core.hpp:1742
Gecode
Gecode toplevel namespace
Gecode::Propagator
Base-class for propagators.
Definition:
core.hpp:1064
Gecode::Int::Unary::subsumed
ExecStatus subsumed(Space &home, Propagator &p, TaskArray< Task > &t)
Check tasks t for subsumption.
Definition:
subsumption.hpp:38
Gecode::Int::TaskArray
Task array.
Definition:
task.hh:165
Gecode::Int::TaskViewArray
Task view array.
Definition:
task.hh:233
Gecode::f
Post propagator for f(x \diamond_{\mathit{op}} y) \sim_r z \f$ void rel(Home home
Test::Int::Basic::i
Gecode::IntArgs i({1, 2, 3, 4})
Gecode::ES_OK
@ ES_OK
Execution is okay.
Definition:
core.hpp:476
p
int p
Number of positive literals for node type.
Definition:
bool-expr.cpp:232
Gecode::ExecStatus
ExecStatus
Definition:
core.hpp:472