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1.8.1.1
gecode
int
view-val-graph
iter-prune-val.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, 2011
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*
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* Last modified:
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* $Date: 2011-09-08 22:34:40 +1000 (Thu, 08 Sep 2011) $ by $Author: schulte $
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* $Revision: 12395 $
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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
ViewValGraph {
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template
<
class
View>
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forceinline
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IterPruneVal<View>::IterPruneVal
(
ViewNode<View>
* y)
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: x(y), e(y->val_edges()) {
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while
((
e
!= NULL) &&
e
->used(
x
))
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e
=
e
->next_edge();
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}
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template
<
class
View>
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forceinline
bool
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IterPruneVal<View>::operator ()
(
void
)
const
{
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return
e != NULL;
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}
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template
<
class
View>
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forceinline
void
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IterPruneVal<View>::operator ++
(
void
) {
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assert(!e->used(x));
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do
{
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e = e->next_edge();
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}
while
((e != NULL) && e->used(x));
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}
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template
<
class
View>
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forceinline
int
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IterPruneVal<View>::val
(
void
)
const
{
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assert(!e->used(x));
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return
e->val(x)->val();
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}
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}}}
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// STATISTICS: int-prop
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