order.cpp
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/* -*- mode: C++; c-basic-offset: 2; indent-tabs-mode: nil -*- */
/*
* Main authors:
* Christian Schulte <schulte@gecode.org>
*
* Copyright:
* Christian Schulte, 2019
*
* This file is part of Gecode, the generic constraint
* development environment:
* http://www.gecode.org
*
* Permission is hereby granted, free of charge, to any person obtaining
* a copy of this software and associated documentation files (the
* "Software"), to deal in the Software without restriction, including
* without limitation the rights to use, copy, modify, merge, publish,
* distribute, sublicense, and/or sell copies of the Software, and to
* permit persons to whom the Software is furnished to do so, subject to
* the following conditions:
*
* The above copyright notice and this permission notice shall be
* included in all copies or substantial portions of the Software.
*
* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
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#include <gecode/int/order.hh>
#include <algorithm>
namespace Gecode {
void
order(Home home, IntVar s0, int p0, IntVar s1, int p1, BoolVar b,
IntPropLevel) {
using namespace Gecode::Int;
Int::Limits::nonnegative(p0,"Int::order");
Int::Limits::nonnegative(p1,"Int::order");
Int::Limits::check(static_cast<long long int>(s0.max()) + p0,
"Int::order");
Int::Limits::check(static_cast<long long int>(s1.max()) + p1,
"Int::order");
GECODE_POST;
GECODE_ES_FAIL(Order::OrderProp::post(home,s0,p0,s1,p1,b));
}
}
// STATISTICS: int-post
Gecode::BoolVar
Boolean integer variables.
Definition int.hh:512
Gecode::Home
Home class for posting propagators
Definition core.hpp:856
Gecode::IntVar
Integer variables.
Definition int.hh:371
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_POST
#define GECODE_POST
Check for failure in a constraint post function.
Definition macros.hpp:40
GECODE_ES_FAIL
#define GECODE_ES_FAIL(es)
Check whether execution status es is failed, and fail space home.
Definition macros.hpp:103
Gecode::IntPropLevel
IntPropLevel
Propagation levels for integer propagators.
Definition int.hh:974
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
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::Int
Finite domain integers.
Gecode
Gecode toplevel namespace
Gecode::order
void order(Home home, IntVar s0, int p0, IntVar s1, int p1, BoolVar b, IntPropLevel ipl=IPL_DEF)
Post propagators for ordering two tasks.
Definition order.cpp:41
order.hh