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C++
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123456789101112131415161718192021222324252627282930313233343536373839404142434445464748495051525354555657585960616263646566676869707172737475767778798081828384858687888990919293949596979899100101/* -*- mode: C++; c-basic-offset: 2; indent-tabs-mode: nil -*- *//* * Main authors: * Christian Schulte <schulte@gecode.org> * * Copyright: * Christian Schulte, 2011 * * 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, * EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND * NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE * LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION * OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION * WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE. * */
namespace Gecode { namespace Int { namespace NValues {
template<class VY> forceinline BoolBase<VY>::BoolBase(Home home, int status0, ViewArray<BoolView>& x, VY y0) : Propagator(home), status(status0), c(home), y(y0) { y.subscribe(home,*this,PC_INT_BND); for (int i=0; i<x.size(); i++) { assert(!x[i].assigned()); (void) new (home) ViewAdvisor<BoolView>(home, *this, c, x[i]); } }
template<class VY> forceinline BoolBase<VY>::BoolBase(Space& home, BoolBase<VY>& p) : Propagator(home,p), status(p.status) { c.update(home,p.c); y.update(home,p.y); }
template<class VY> PropCost BoolBase<VY>::cost(const Space&, const ModEventDelta&) const { return PropCost::unary(PropCost::LO); }
template<class VY> void BoolBase<VY>::reschedule(Space& home) { y.reschedule(home,*this,PC_INT_BND); }
template<class VY> ExecStatus BoolBase<VY>::advise(Space& home, Advisor& _a, const Delta&) { ViewAdvisor<BoolView>& a(static_cast<ViewAdvisor<BoolView>&>(_a)); ExecStatus es; if (status == (VS_ZERO | VS_ONE)) { // Everything is already decided es = ES_FIX; } else { if (a.view().zero()) status |= VS_ZERO; else status |= VS_ONE; es = ES_NOFIX; } a.dispose(home,c); if (c.empty()) es = ES_NOFIX; return es; }
template<class VY> forceinline size_t BoolBase<VY>::dispose(Space& home) { c.dispose(home); y.cancel(home,*this,PC_INT_BND); (void) Propagator::dispose(home); return sizeof(*this); }
}}}
// STATISTICS: int-prop