stop.cpp
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, 2006 00008 * 00009 * Last modified: 00010 * $Date: 2015-03-11 15:59:09 +0100 (Wed, 11 Mar 2015) $ by $Author: schulte $ 00011 * $Revision: 14435 $ 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 <gecode/search.hh> 00039 00040 namespace Gecode { namespace Search { 00041 00042 /* 00043 * Creation functions for stop objects 00044 * 00045 */ 00046 Stop* 00047 Stop::node(unsigned long int l) { 00048 return new NodeStop(l); 00049 } 00050 Stop* 00051 Stop::fail(unsigned long int l) { 00052 return new FailStop(l); 00053 } 00054 Stop* 00055 Stop::time(unsigned long int l) { 00056 return new TimeStop(l); 00057 } 00058 00059 00060 /* 00061 * Stopping for node limit 00062 * 00063 */ 00064 bool 00065 NodeStop::stop(const Statistics& s, const Options&) { 00066 return s.node > l; 00067 } 00068 00069 00070 /* 00071 * Stopping for failure limit 00072 * 00073 */ 00074 bool 00075 FailStop::stop(const Statistics& s, const Options&) { 00076 return s.fail > l; 00077 } 00078 00079 00080 /* 00081 * Stopping for time limit 00082 * 00083 */ 00084 bool 00085 TimeStop::stop(const Statistics&, const Options&) { 00086 return t.stop() > l; 00087 } 00088 00089 00090 }} 00091 00092 // STATISTICS: search-other