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gecode
int
cumulative
overload.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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* Guido Tack <tack@gecode.org>
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*
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* Copyright:
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* Christian Schulte, 2009
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* Guido Tack, 2010
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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
Cumulative {
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// Overload checking for mandatory tasks
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template
<
class
ManTask>
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ExecStatus
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overload
(
Space
& home,
int
c
,
TaskArray<ManTask>
&
t
) {
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TaskViewArray<typename TaskTraits<ManTask>::TaskViewFwd
>
f
(
t
);
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sort<typename TaskTraits<ManTask>::TaskViewFwd,
STO_LCT
,
true
>(
f
);
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Region
r
;
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OmegaTree<typename TaskTraits<ManTask>::TaskViewFwd
> o(
r
,
c
,
f
);
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for
(
int
i
=0;
i
<
f
.size();
i
++) {
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if
(
f
[
i
].mandatory())
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o.
insert
(
i
);
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if
(o.
env
() >
static_cast<
long
long
int
>
(
c
)*
f
[
i
].lct())
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GECODE_ME_CHECK
(
f
[
i
].excluded(home));
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}
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return
ES_OK
;
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}
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}}}
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// STATISTICS: int-prop
t
NodeType t
Type of node.
Definition:
bool-expr.cpp:230
Gecode::Space
Computation spaces.
Definition:
core.hpp:1742
Gecode::Int::STO_LCT
@ STO_LCT
Sort by latest completion times.
Definition:
task.hh:286
Gecode
Gecode toplevel namespace
Gecode::Int::Cumulative::OmegaTree::insert
void insert(int i)
Insert task with index i.
Definition:
tree.hpp:67
Gecode::Region
Handle to region.
Definition:
region.hpp:55
Gecode::r
Post propagator for SetVar SetOpType SetVar SetRelType r
Definition:
set.hh:767
Gecode::Int::Cumulative::overload
ExecStatus overload(Space &home, int c, TaskArray< ManTask > &t)
Check mandatory tasks t for overload.
Definition:
overload.hpp:41
Gecode::Int::Cumulative::OmegaTree::env
long long int env(void) const
Return energy envelope of all tasks.
Definition:
tree.hpp:83
Gecode::Int::TaskArray< ManTask >
Gecode::Int::TaskViewArray
Task view array.
Definition:
task.hh:233
GECODE_ME_CHECK
#define GECODE_ME_CHECK(me)
Check whether modification event me is failed, and forward failure.
Definition:
macros.hpp:52
Gecode::f
Post propagator for f(x \diamond_{\mathit{op}} y) \sim_r z \f$ void rel(Home home
Test::Float::Arithmetic::c
Gecode::FloatVal c(-8, 8)
Test::Int::Basic::i
Gecode::IntArgs i({1, 2, 3, 4})
Gecode::ES_OK
@ ES_OK
Execution is okay.
Definition:
core.hpp:476
Gecode::Int::Cumulative::OmegaTree
Omega trees for computing ect of task sets.
Definition:
cumulative.hh:561
Gecode::ExecStatus
ExecStatus
Definition:
core.hpp:472