gcc.hh
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00001 /* -*- mode: C++; c-basic-offset: 2; indent-tabs-mode: nil -*- */ 00002 /* 00003 * Main authors: 00004 * Patrick Pekczynski <pekczynski@ps.uni-sb.de> 00005 * 00006 * Contributing authors: 00007 * Christian Schulte <schulte@gecode.org> 00008 * Guido Tack <tack@gecode.org> 00009 * 00010 * Copyright: 00011 * Patrick Pekczynski, 2004/2005 00012 * Christian Schulte, 2009 00013 * Guido Tack, 2009 00014 * 00015 * Last modified: 00016 * $Date: 2009-10-12 17:36:53 +0200 (Mon, 12 Oct 2009) $ by $Author: schulte $ 00017 * $Revision: 9878 $ 00018 * 00019 * This file is part of Gecode, the generic constraint 00020 * development environment: 00021 * http://www.gecode.org 00022 * 00023 * Permission is hereby granted, free of charge, to any person obtaining 00024 * a copy of this software and associated documentation files (the 00025 * "Software"), to deal in the Software without restriction, including 00026 * without limitation the rights to use, copy, modify, merge, publish, 00027 * distribute, sublicense, and/or sell copies of the Software, and to 00028 * permit persons to whom the Software is furnished to do so, subject to 00029 * the following conditions: 00030 * 00031 * The above copyright notice and this permission notice shall be 00032 * included in all copies or substantial portions of the Software. 00033 * 00034 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, 00035 * EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF 00036 * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND 00037 * NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE 00038 * LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION 00039 * OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION 00040 * WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE. 00041 * 00042 */ 00043 00044 #ifndef __GECODE_INT_GCC_HH__ 00045 #define __GECODE_INT_GCC_HH__ 00046 00047 #include <gecode/int.hh> 00048 00054 #include <gecode/int/gcc/view.hpp> 00055 #include <gecode/int/gcc/bnd-sup.hpp> 00056 #include <gecode/int/gcc/dom-sup.hpp> 00057 00058 namespace Gecode { namespace Int { namespace GCC { 00059 00066 template<class Card> 00067 class Val : public Propagator { 00068 protected: 00070 ViewArray<IntView> x; 00072 ViewArray<Card> k; 00074 Val(Home home, ViewArray<IntView>& x, ViewArray<Card>& k); 00076 Val(Space& home, bool share, Val<Card>& p); 00077 public: 00079 virtual Actor* copy(Space& home, bool share); 00081 virtual PropCost cost(const Space& home, const ModEventDelta& med) const; 00083 virtual ExecStatus propagate(Space& home, const ModEventDelta& med); 00085 virtual size_t dispose(Space& home); 00087 static ExecStatus post(Home home, 00088 ViewArray<IntView>& x, ViewArray<Card>& k); 00089 }; 00090 00114 template<class Card> 00115 class Bnd : public Propagator { 00116 protected: 00118 ViewArray<IntView> x; 00120 ViewArray<IntView> y; 00122 ViewArray<Card> k; 00128 PartialSum<Card> lps; 00130 PartialSum<Card> ups; 00137 bool card_fixed; 00143 bool skip_lbc; 00145 Bnd(Space& home, bool share, Bnd<Card>& p); 00146 00148 ExecStatus pruneCards(Space& home); 00149 00168 ExecStatus lbc(Space& home, int& nb, HallInfo hall[], Rank rank[], 00169 int mu[], int nu[]); 00170 00189 ExecStatus ubc(Space& home, int& nb, HallInfo hall[], Rank rank[], 00190 int mu[], int nu[]); 00192 Bnd(Home home, ViewArray<IntView>&, ViewArray<Card>&, bool, bool); 00193 public: 00195 virtual Actor* copy(Space& home, bool share); 00197 virtual PropCost cost(const Space& home, const ModEventDelta& med) const; 00199 virtual ExecStatus propagate(Space& home, const ModEventDelta& med); 00201 virtual size_t dispose(Space& home); 00203 static ExecStatus post(Home home, 00204 ViewArray<IntView>& x, ViewArray<Card>& k); 00205 }; 00206 00218 template<class Card> 00219 class Dom : public Propagator { 00220 protected: 00222 ViewArray<IntView> x; 00227 ViewArray<IntView> y; 00229 ViewArray<Card> k; 00231 VarValGraph<Card>* vvg; 00238 bool card_fixed; 00240 Dom(Space& home, bool share, Dom<Card>& p); 00242 Dom(Home home, ViewArray<IntView>&, ViewArray<Card>&, bool); 00243 public: 00245 virtual Actor* copy(Space& home, bool share); 00247 virtual PropCost cost(const Space& home, const ModEventDelta& med) const; 00249 virtual ExecStatus propagate(Space& home, const ModEventDelta& med); 00251 virtual size_t dispose(Space& home); 00253 static ExecStatus post(Home home, 00254 ViewArray<IntView>& x, ViewArray<Card>& k); 00255 }; 00256 00257 }}} 00258 00259 #include <gecode/int/gcc/post.hpp> 00260 #include <gecode/int/gcc/val.hpp> 00261 #include <gecode/int/gcc/bnd.hpp> 00262 #include <gecode/int/gcc/dom.hpp> 00263 00264 #endif 00265 00266 00267 // STATISTICS: int-prop 00268