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123456789101112131415161718192021222324252627282930313233343536373839404142434445464748495051525354555657585960616263646566676869707172737475767778798081828384858687888990919293949596979899100101102103104105106107108109110111112113114115116117118119120121122123124125126127128129130131132133134135136137138139140141142143144145146147148149150151152153154155156157158159160161162163164165166167168169170171172173174175176177178179180181182183184185186187188189190191192193194195196197198199200201202203204205206207208209210211212213214/* -*- mode: C++; c-basic-offset: 2; indent-tabs-mode: nil -*- *//* * Main authors: * Christian Schulte <schulte@gecode.org> * * Copyright: * Christian Schulte, 2012 * * 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 Branch {
// Minimum merit template<class View> forceinline MeritMin<View>::MeritMin (Space& home, const VarBranch<typename MeritMin<View>::Var>& vb) : MeritBase<View,int>(home,vb) {} template<class View> forceinline MeritMin<View>::MeritMin(Space& home, MeritMin& m) : MeritBase<View,int>(home,m) {} template<class View> forceinline int MeritMin<View>::operator ()(const Space&, View x, int) { return x.min(); }
// Maximum merit template<class View> forceinline MeritMax<View>::MeritMax (Space& home, const VarBranch<typename MeritMax<View>::Var>& vb) : MeritBase<View,int>(home,vb) {} template<class View> forceinline MeritMax<View>::MeritMax(Space& home, MeritMax& m) : MeritBase<View,int>(home,m) {} template<class View> forceinline int MeritMax<View>::operator ()(const Space&, View x, int) { return x.max(); }
// Size merit template<class View> forceinline MeritSize<View>::MeritSize (Space& home, const VarBranch<typename MeritSize<View>::Var>& vb) : MeritBase<View,unsigned int>(home,vb) {} template<class View> forceinline MeritSize<View>::MeritSize(Space& home, MeritSize& m) : MeritBase<View,unsigned int>(home,m) {} template<class View> forceinline unsigned int MeritSize<View>::operator ()(const Space&, View x, int) { return x.size(); }
// Degree over size merit template<class View> forceinline MeritDegreeSize<View>::MeritDegreeSize (Space& home, const VarBranch<typename MeritDegreeSize<View>::Var>& vb) : MeritBase<View,double>(home,vb) {} template<class View> forceinline MeritDegreeSize<View>::MeritDegreeSize(Space& home, MeritDegreeSize& m) : MeritBase<View,double>(home,m) {} template<class View> forceinline double MeritDegreeSize<View>::operator ()(const Space&, View x, int) { return static_cast<double>(x.degree()) / static_cast<double>(x.size()); }
// AFC over size merit template<class View> forceinline MeritAFCSize<View>::MeritAFCSize (Space& home, const VarBranch<typename MeritAFCSize<View>::Var>& vb) : MeritBase<View,double>(home,vb), afc(vb.afc()) {} template<class View> forceinline MeritAFCSize<View>::MeritAFCSize(Space& home, MeritAFCSize& m) : MeritBase<View,double>(home,m), afc(m.afc) {} template<class View> forceinline double MeritAFCSize<View>::operator ()(const Space&, View x, int) { return x.afc() / static_cast<double>(x.size()); } template<class View> forceinline bool MeritAFCSize<View>::notice(void) const { return false; } template<class View> forceinline void MeritAFCSize<View>::dispose(Space&) { // Not needed afc.~AFC(); }
// Action over size merit template<class View> forceinline MeritActionSize<View>::MeritActionSize (Space& home, const VarBranch<typename MeritActionSize<View>::Var>& vb) : MeritBase<View,double>(home,vb), action(vb.action()) {} template<class View> forceinline MeritActionSize<View>::MeritActionSize(Space& home, MeritActionSize& m) : MeritBase<View,double>(home,m), action(m.action) {} template<class View> forceinline double MeritActionSize<View>::operator ()(const Space&, View x, int i) { return action[i] / static_cast<double>(x.size()); } template<class View> forceinline bool MeritActionSize<View>::notice(void) const { return true; } template<class View> forceinline void MeritActionSize<View>::dispose(Space&) { action.~Action(); }
// CHB over size merit template<class View> forceinline MeritCHBSize<View>::MeritCHBSize (Space& home, const VarBranch<typename MeritCHBSize<View>::Var>& vb) : MeritBase<View,double>(home,vb), chb(vb.chb()) {} template<class View> forceinline MeritCHBSize<View>::MeritCHBSize(Space& home, MeritCHBSize& m) : MeritBase<View,double>(home,m), chb(m.chb) {} template<class View> forceinline double MeritCHBSize<View>::operator ()(const Space&, View x, int i) { return chb[i] / static_cast<double>(x.size()); } template<class View> forceinline bool MeritCHBSize<View>::notice(void) const { return true; } template<class View> forceinline void MeritCHBSize<View>::dispose(Space&) { chb.~CHB(); }
// Minimum regret merit template<class View> forceinline MeritRegretMin<View>::MeritRegretMin (Space& home, const VarBranch<typename MeritRegretMin<View>::Var>& vb) : MeritBase<View,unsigned int>(home,vb) {} template<class View> forceinline MeritRegretMin<View>::MeritRegretMin(Space& home, MeritRegretMin& m) : MeritBase<View,unsigned int>(home,m) {} template<class View> forceinline unsigned int MeritRegretMin<View>::operator ()(const Space&, View x, int) { return x.regret_min(); }
// Maximum regret merit template<class View> forceinline MeritRegretMax<View>::MeritRegretMax (Space& home, const VarBranch<typename MeritRegretMax<View>::Var>& vb) : MeritBase<View,unsigned int>(home,vb) {} template<class View> forceinline MeritRegretMax<View>::MeritRegretMax(Space& home, MeritRegretMax& m) : MeritBase<View,unsigned int>(home,m) {} template<class View> forceinline unsigned int MeritRegretMax<View>::operator ()(const Space&, View x, int) { return x.regret_max(); }
}}}
// STATISTICS: int-branch