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1.8.1.2
gecode
int
channel
base.hpp
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/* -*- 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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* Last modified:
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* $Date: 2011-04-02 00:26:13 +1100 (Sat, 02 Apr 2011) $ by $Author: tack $
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* $Revision: 11858 $
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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
=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,
bool
share,
Base<Info,Offset,pc>
& p)
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:
Propagator
(home,share,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
=2*
n
;
i
--; )
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xy
[
i
].update(home,share,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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forceinline
size_t
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Base<Info,Offset,pc>::dispose
(
Space
& home) {
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for
(
int
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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