104 lines
3.1 KiB
C++
104 lines
3.1 KiB
C++
/* -*- 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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* Vincent Barichard <Vincent.Barichard@univ-angers.fr>
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*
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* Copyright:
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* Christian Schulte, 2012
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* Vincent Barichard, 2012
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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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namespace Gecode {
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forceinline Archive&
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operator <<(Archive& e, FloatNumBranch nl) {
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return e << nl.n << nl.l;
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}
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forceinline Archive&
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operator >>(Archive& e, FloatNumBranch& nl) {
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return e >> nl.n >> nl.l;
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}
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}
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namespace Gecode { namespace Float { namespace Branch {
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forceinline
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ValSelLq::ValSelLq(Space& home, const ValBranch<Var>& vb)
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: ValSel<FloatView,FloatNumBranch>(home,vb) {}
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forceinline
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ValSelLq::ValSelLq(Space& home, ValSelLq& vs)
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: ValSel<FloatView,FloatNumBranch>(home,vs) {}
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forceinline FloatNumBranch
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ValSelLq::val(const Space&, FloatView x, int) {
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FloatNumBranch nl;
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nl.n = x.med(); nl.l = true;
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return nl;
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}
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forceinline
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ValSelGq::ValSelGq(Space& home, const ValBranch<Var>& vb)
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: ValSel<FloatView,FloatNumBranch>(home,vb) {}
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forceinline
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ValSelGq::ValSelGq(Space& home, ValSelGq& vs)
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: ValSel<FloatView,FloatNumBranch>(home,vs) {}
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forceinline FloatNumBranch
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ValSelGq::val(const Space&, FloatView x, int) {
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FloatNumBranch nl;
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nl.n = x.med(); nl.l = false;
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return nl;
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}
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forceinline
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ValSelRnd::ValSelRnd(Space& home, const ValBranch<Var>& vb)
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: ValSel<FloatView,FloatNumBranch>(home,vb), r(vb.rnd()) {}
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forceinline
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ValSelRnd::ValSelRnd(Space& home, ValSelRnd& vs)
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: ValSel<FloatView,FloatNumBranch>(home,vs), r(vs.r) {
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}
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forceinline FloatNumBranch
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ValSelRnd::val(const Space&, FloatView x, int) {
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FloatNumBranch nl;
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nl.n = x.med(); nl.l = (r(2U) == 0U);
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return nl;
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}
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forceinline bool
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ValSelRnd::notice(void) const {
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return true;
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}
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forceinline void
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ValSelRnd::dispose(Space&) {
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r.~Rnd();
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}
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}}}
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// STATISTICS: float-branch
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