bool-delta.hpp
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/* -*- mode: C++; c-basic-offset: 2; indent-tabs-mode: nil -*- */
/*
* Main authors:
* Christian Schulte <schulte@gecode.org>
*
* Copyright:
* Christian Schulte, 2016
*
* This file is part of Gecode, the generic constraint
* development environment:
* http://www.gecode.org
*
* Permission is hereby granted, free of charge, to any person obtaining
* a copy of this software and associated documentation files (the
* "Software"), to deal in the Software without restriction, including
* without limitation the rights to use, copy, modify, merge, publish,
* distribute, sublicense, and/or sell copies of the Software, and to
* permit persons to whom the Software is furnished to do so, subject to
* the following conditions:
*
* The above copyright notice and this permission notice shall be
* included in all copies or substantial portions of the Software.
*
* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
* EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
* MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
* NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE
* LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION
* OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION
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*/
namespace Gecode {
forceinline
BoolTraceDelta::BoolTraceDelta(Int::BoolTraceView, Int::BoolView n,
const Delta&)
: delta(1-n.val()) {}
forceinline bool
BoolTraceDelta::operator ()(void) const {
return delta >= 0;
}
forceinline void
BoolTraceDelta::operator ++(void) {
delta = -1;
}
forceinline int
BoolTraceDelta::min(void) const {
return delta;
}
forceinline int
BoolTraceDelta::max(void) const {
return delta;
}
forceinline unsigned int
BoolTraceDelta::width(void) const {
return 1U;
}
}
// STATISTICS: int-trace
Gecode::BoolTraceDelta::operator++
void operator++(void)
Move iterator to next range (if possible).
Definition bool-delta.hpp:45
Gecode::BoolTraceDelta::min
int min(void) const
Return smallest value of range.
Definition bool-delta.hpp:49
Gecode::BoolTraceDelta::operator()
bool operator()(void) const
Test whether iterator is still at a range or done.
Definition bool-delta.hpp:41
Gecode::BoolTraceDelta::max
int max(void) const
Return largest value of range.
Definition bool-delta.hpp:53
Gecode::BoolTraceDelta::BoolTraceDelta
BoolTraceDelta(Int::BoolTraceView o, Int::BoolView n, const Delta &d)
Initialize with old trace view o, new view n, and delta d.
Definition bool-delta.hpp:37
Gecode::BoolTraceDelta::width
unsigned int width(void) const
Return width of range (distance between minimum and maximum).
Definition bool-delta.hpp:57
Gecode::BoolTraceDelta::delta
int delta
Delta information.
Definition int.hh:5551
Gecode::Delta
Generic domain change information to be supplied to advisors.
Definition core.hpp:204
Gecode::Int::BoolTraceView
Duplicate of a Boolean view.
Definition bool-trace-view.hpp:37
Gecode::Int::BoolView
Boolean view for Boolean variables.
Definition view.hpp:1380
Gecode
Gecode toplevel namespace
forceinline
#define forceinline
Definition config.hpp:187