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C++
at develop
123456789101112131415161718192021222324252627282930313233343536373839404142434445464748495051525354555657585960616263646566676869707172737475767778798081828384858687888990919293949596979899100101102/* -*- 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 {
/// Combine variable selection criteria for tie-breaking template<class VarBranch> class TieBreak { public: /// Branching criteria to try in order VarBranch a, b, c, d; /// Initialize with variable selection criteria TieBreak(VarBranch a0 = VarBranch(), VarBranch b0 = VarBranch(), VarBranch c0 = VarBranch(), VarBranch d0 = VarBranch()); };
/** * \defgroup TaskModelBranchTieBreak Tie-breaking for variable selection * * \ingroup TaskModelBranch */ //@{ /// Combine variable selection criteria \a a and \a b for tie-breaking template<class VarBranch> TieBreak<VarBranch> tiebreak(VarBranch a, VarBranch b); /// Combine variable selection criteria \a a, \a b, and \a c for tie-breaking template<class VarBranch> TieBreak<VarBranch> tiebreak(VarBranch a, VarBranch b, VarBranch c); /// Combine variable selection criteria \a a, \a b, \a c, and \a d for tie-breaking template<class VarBranch> TieBreak<VarBranch> tiebreak(VarBranch a, VarBranch b, VarBranch c, VarBranch d); //@}
template<class VarBranch> forceinline TieBreak<VarBranch>::TieBreak(VarBranch a0, VarBranch b0, VarBranch c0, VarBranch d0) : a(a0), b(b0), c(c0), d(d0) {}
template<class VarBranch> TieBreak<VarBranch> tiebreak(VarBranch a, VarBranch b) { TieBreak<VarBranch> ab(a,b); return ab; }
template<class VarBranch> TieBreak<VarBranch> tiebreak(VarBranch a, VarBranch b, VarBranch c) { TieBreak<VarBranch> abc(a,b,c); return abc; }
template<class VarBranch> TieBreak<VarBranch> tiebreak(VarBranch a, VarBranch b, VarBranch c, VarBranch d) { TieBreak<VarBranch> abcd(a,b,c,d); return abcd; }
}
// STATISTICS: kernel-branch