eqite.hpp
Go to the documentation of this file.00001 /* -*- mode: C++; c-basic-offset: 2; indent-tabs-mode: nil -*- */ 00002 /* 00003 * Main authors: 00004 * Christian Schulte <schulte@gecode.org> 00005 * 00006 * Copyright: 00007 * Christian Schulte, 2015 00008 * 00009 * Last modified: 00010 * $Date: 2015-11-09 14:14:20 +0100 (Mon, 09 Nov 2015) $ by $Author: schulte $ 00011 * $Revision: 14823 $ 00012 * 00013 * This file is part of Gecode, the generic constraint 00014 * development environment: 00015 * http://www.gecode.org 00016 * 00017 * Permission is hereby granted, free of charge, to any person obtaining 00018 * a copy of this software and associated documentation files (the 00019 * "Software"), to deal in the Software without restriction, including 00020 * without limitation the rights to use, copy, modify, merge, publish, 00021 * distribute, sublicense, and/or sell copies of the Software, and to 00022 * permit persons to whom the Software is furnished to do so, subject to 00023 * the following conditions: 00024 * 00025 * The above copyright notice and this permission notice shall be 00026 * included in all copies or substantial portions of the Software. 00027 * 00028 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, 00029 * EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF 00030 * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND 00031 * NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE 00032 * LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION 00033 * OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION 00034 * WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE. 00035 * 00036 */ 00037 00038 #include <algorithm> 00039 00040 namespace Gecode { namespace Int { namespace Distinct { 00041 00042 forceinline 00043 EqIte::EqIte(Home home, IntView x0, IntView x1, int d0, int d1) 00044 : BinaryPropagator<IntView,PC_INT_DOM>(home,x0,x1), c0(d0), c1(d1) {} 00045 00046 forceinline 00047 EqIte::EqIte(Space& home, bool share, EqIte& p) 00048 : BinaryPropagator<IntView,PC_INT_DOM>(home,share,p), 00049 c0(p.c0), c1(p.c1) {} 00050 00051 00052 inline ExecStatus 00053 EqIte::post(Home home, IntView x0, IntView x1, int c0, int c1) { 00054 assert(!(x0.assigned() && (x0.val() == c0)) && x0.in(c0)); 00055 GECODE_ME_CHECK(x1.lq(home,std::max(x0.max(),c1))); 00056 GECODE_ME_CHECK(x1.gq(home,std::min(x0.min(),c1))); 00057 (void) new (home) EqIte(home,x0,x1,c0,c1); 00058 return ES_OK; 00059 } 00060 00061 }}} 00062 00063 // STATISTICS: int-prop