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gecode
int
order.cpp
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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, 2019
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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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#include <
gecode/int/order.hh
>
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#include <algorithm>
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namespace
Gecode
{
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void
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order
(
Home
home,
IntVar
s0,
int
p0,
IntVar
s1,
int
p1,
BoolVar
b
,
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IntPropLevel
) {
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using namespace
Gecode::Int
;
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Int::Limits::nonnegative
(p0,
"Int::order"
);
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Int::Limits::nonnegative
(p1,
"Int::order"
);
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Int::Limits::check
(
static_cast<
long
long
int
>
(s0.
max
()) + p0,
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"Int::order"
);
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Int::Limits::check
(
static_cast<
long
long
int
>
(s1.
max
()) + p1,
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"Int::order"
);
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GECODE_POST
;
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GECODE_ES_FAIL
(
Order::OrderProp::post
(home,s0,p0,s1,p1,
b
));
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}
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}
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// STATISTICS: int-post
GECODE_ES_FAIL
#define GECODE_ES_FAIL(es)
Check whether execution status es is failed, and fail space home.
Definition:
macros.hpp:103
Gecode::IntVar::max
int max(void) const
Return maximum of domain.
Definition:
int.hpp:70
Gecode::Int::Order::OrderProp::post
static ExecStatus post(Home home, IntView s0, int p0, IntView s1, int p1, BoolView b)
Post order propagator.
Definition:
propagate.hpp:48
Gecode::Int::Limits::check
void check(int n, const char *l)
Check whether n is in range, otherwise throw out of limits with information l.
Definition:
limits.hpp:46
Gecode::IntPropLevel
IntPropLevel
Propagation levels for integer propagators.
Definition:
int.hh:974
Gecode
Gecode toplevel namespace
Gecode::Home
Home class for posting propagators
Definition:
core.hpp:856
Gecode::BoolVar
Boolean integer variables.
Definition:
int.hh:512
Gecode::Int::Limits::nonnegative
void nonnegative(int n, const char *l)
Check whether n is in range and nonnegative, otherwise throw out of limits with information l.
Definition:
limits.hpp:68
b
struct Gecode::@602::NNF::@65::@66 b
For binary nodes (and, or, eqv)
Gecode::order
void order(Home home, IntVar s0, int p0, IntVar s1, int p1, BoolVar b, IntPropLevel)
Post propagators for ordering two tasks.
Definition:
order.cpp:41
Gecode::IntVar
Integer variables.
Definition:
int.hh:371
GECODE_POST
#define GECODE_POST
Check for failure in a constraint post function.
Definition:
macros.hpp:40
order.hh
Gecode::Int
Finite domain integers.
Definition:
abs.hpp:38