Jip J. Dekker
1d9faf38de
git-subtree-dir: software/gecode git-subtree-split: 313e87646da4fc2752a70e83df16d993121a8e40
80 lines
2.5 KiB
C++
80 lines
2.5 KiB
C++
/* -*- 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, 2006
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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.hh>
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namespace Gecode { namespace Int {
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BoolVarImp BoolVarImp::s_one(1);
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BoolVarImp BoolVarImp::s_zero(0);
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ModEvent
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BoolVarImp::one_none(Space& home) {
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assert(none());
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bits() ^= (NONE ^ ONE);
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assert(one());
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IntDelta d(0);
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return notify(home,ME_BOOL_VAL,d);
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}
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ModEvent
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BoolVarImp::zero_none(Space& home) {
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assert(none());
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bits() ^= (NONE ^ ZERO);
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assert(zero());
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IntDelta d(1);
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return notify(home,ME_BOOL_VAL,d);
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}
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void
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BoolVarImp::subscribe(Space& home, Propagator& p, PropCond,
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bool schedule) {
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// Subscription can be used with integer propagation conditions,
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// which must be remapped to the single Boolean propagation condition.
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BoolVarImpBase::subscribe(home,p,PC_BOOL_VAL,assigned(),schedule);
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}
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void
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BoolVarImp::reschedule(Space& home, Propagator& p, PropCond) {
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BoolVarImpBase::reschedule(home,p,PC_BOOL_VAL,assigned());
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}
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void
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BoolVarImp::subscribe(Space& home, Advisor& a, bool fail) {
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BoolVarImpBase::subscribe(home,a,assigned(),fail);
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}
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}}
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// STATISTICS: int-var
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