/* -*- mode: C++; c-basic-offset: 2; indent-tabs-mode: nil -*- */ /* * Main authors: * Christian Schulte * * Copyright: * Christian Schulte, 2016 * * 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. * */ #ifndef GECODE_FLOAT_BOOL_HH #define GECODE_FLOAT_BOOL_HH #include /** * \namespace Gecode::Float::Bool * \brief Boolean propagators */ namespace Gecode { namespace Float { namespace Bool { /** * \brief If-then-else propagator * * Requires \code #include \endcode * \ingroup FuncFloatProp */ template class Ite : public Propagator { protected: /// View for condition Int::BoolView b; /// Views View x0, x1, x2; /// Constructor for cloning \a p Ite(Space& home, Ite& p); /// Constructor for creation Ite(Home home, Int::BoolView b, View x0, View x1, View x2); public: /// Cost function (defined as low ternary) virtual PropCost cost(const Space& home, const ModEventDelta& med) const; /// Schedule function virtual void reschedule(Space& home); /// Copy propagator during cloning virtual Actor* copy(Space& home); /// Perform propagation virtual ExecStatus propagate(Space& home, const ModEventDelta& med); /// Post if-then-else propagator static ExecStatus post(Home home, Int::BoolView b, View x0, View x1, View x2); /// Delete propagator and return its size virtual size_t dispose(Space& home); }; }}} #include #endif // STATISTICS: float-prop