Jip J. Dekker
981be2067e
git-subtree-dir: software/gecode_on_replay git-subtree-split: 8051d92b9c89e49cccfbd1c201371580d7703ab4
94 lines
2.9 KiB
C++
Executable File
94 lines
2.9 KiB
C++
Executable File
/* -*- mode: C++; c-basic-offset: 2; indent-tabs-mode: nil -*- */
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/*
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* Main authors:
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* Christian Schulte <schulte@gecode.org>
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*
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* Copyright:
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* Christian Schulte, 2019
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*
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* This file is part of Gecode, the generic constraint
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* development environment:
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* http://www.gecode.org
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*
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* Permission is hereby granted, free of charge, to any person obtaining
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* a copy of this software and associated documentation files (the
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* "Software"), to deal in the Software without restriction, including
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* without limitation the rights to use, copy, modify, merge, publish,
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* distribute, sublicense, and/or sell copies of the Software, and to
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* permit persons to whom the Software is furnished to do so, subject to
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* the following conditions:
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*
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* The above copyright notice and this permission notice shall be
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* included in all copies or substantial portions of the Software.
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*
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* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
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* EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
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* MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
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* NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE
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* LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION
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* OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION
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* WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
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*
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*/
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#ifndef GECODE_INT_ORDER_HH
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#define GECODE_INT_ORDER_HH
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#include <gecode/int.hh>
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/**
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* \namespace Gecode::Int::Order
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*
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* \brief %Int for ordering two tasks
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*/
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namespace Gecode { namespace Int { namespace Order {
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/**
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* \brief %Scheduling propagator for ordering two tasks
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*
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* Requires \code #include <gecode/int/order.hh> \endcode
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* \ingroup FuncIntProp
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*/
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class OrderProp : public Propagator {
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protected:
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/// View for start times
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IntView s0, s1;
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/// Boolean view for order
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BoolView b;
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/// Processing times
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int p0, p1;
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/// Constructor for cloning
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OrderProp(Space& home, OrderProp& p);
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/// Constructor for creation
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OrderProp(Home home, IntView s0, int p0, IntView s1, int p1,
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BoolView b);
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public:
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/// Copy propagator during cloning
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GECODE_INT_EXPORT
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virtual Actor* copy(Space& home);
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/// Cost function (defined as low binary)
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GECODE_INT_EXPORT
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virtual PropCost cost(const Space& home, const ModEventDelta& med) const;
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/// Schedule function
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GECODE_INT_EXPORT
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virtual void reschedule(Space& home);
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/// Perform propagation
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GECODE_INT_EXPORT
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virtual ExecStatus propagate(Space& home, const ModEventDelta& med);
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/// Post order propagator
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static ExecStatus post(Home home, IntView s0, int p0, IntView s1, int p1,
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BoolView b);
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/// Delete propagator and return its size
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GECODE_INT_EXPORT
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virtual size_t dispose(Space& home);
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};
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}}}
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#include <gecode/int/order/propagate.hpp>
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#endif
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// STATISTICS: int-prop
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