/* -*- mode: C++; c-basic-offset: 2; indent-tabs-mode: nil -*- */ /* * Main authors: * Christian Schulte * * Copyright: * Christian Schulte, 2015 * * 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. * */ #include namespace Gecode { namespace Int { namespace Distinct { forceinline EqIte::EqIte(Home home, IntView x0, IntView x1, int d0, int d1) : BinaryPropagator(home,x0,x1), c0(d0), c1(d1) {} forceinline EqIte::EqIte(Space& home, EqIte& p) : BinaryPropagator(home,p), c0(p.c0), c1(p.c1) {} inline ExecStatus EqIte::post(Home home, IntView x0, IntView x1, int c0, int c1) { assert(!(x0.assigned() && (x0.val() == c0)) && x0.in(c0)); GECODE_ME_CHECK(x1.lq(home,std::max(x0.max(),c1))); GECODE_ME_CHECK(x1.gq(home,std::min(x0.min(),c1))); (void) new (home) EqIte(home,x0,x1,c0,c1); return ES_OK; } }}} // STATISTICS: int-prop