Jip J. Dekker
3e72b0e857
git-subtree-dir: software/gecode_on_record git-subtree-split: 37ed9bda495ea87e63217c19a374b5a93bb0078e
82 lines
2.7 KiB
C++
Executable File
82 lines
2.7 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, 2006
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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 { namespace Int { namespace Channel {
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template<class Info, class Offset, PropCond pc>
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forceinline
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Base<Info,Offset,pc>::Base(Home home, int n0, Info* xy0,
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Offset& ox0, Offset& oy0)
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: Propagator(home), n(n0), n_na(2*n), ox(ox0), oy(oy0), xy(xy0) {
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for (int i=0; i<2*n; i++)
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xy[i].view.subscribe(home,*this,pc);
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}
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template<class Info, class Offset, PropCond pc>
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forceinline
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Base<Info,Offset,pc>::Base(Space& home, Base<Info,Offset,pc>& p)
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: Propagator(home,p), n(p.n), n_na(p.n_na),
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xy(home.alloc<Info>(2*n)) {
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ox.update(p.ox);
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oy.update(p.oy);
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for (int i=0; i<2*n; i++)
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xy[i].update(home,p.xy[i]);
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}
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template<class Info, class Offset, PropCond pc>
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PropCost
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Base<Info,Offset,pc>::cost(const Space&, const ModEventDelta&) const {
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return PropCost::quadratic(PropCost::LO, 2*n);
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}
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template<class Info, class Offset, PropCond pc>
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void
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Base<Info,Offset,pc>::reschedule(Space& home) {
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for (int i=0; i<2*n; i++)
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xy[i].view.reschedule(home,*this,pc);
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}
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template<class Info, class Offset, PropCond pc>
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forceinline size_t
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Base<Info,Offset,pc>::dispose(Space& home) {
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for (int i=0; i<2*n; i++)
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xy[i].view.cancel(home,*this,pc);
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(void) Propagator::dispose(home);
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return sizeof(*this);
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}
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}}}
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// STATISTICS: int-prop
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