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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
* WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
*
*/
namespace Gecode { namespace Float {
/// Float trace view
class FloatTraceView {
public:
/// Default constructor (initializes with no view)
FloatTraceView(void);
/// Duplicate view \a y
FloatTraceView(Space& home, FloatView y);
/// Update duplicated view from view \a y and delta \a d
void prune(Space& home, FloatView y, const Delta& d);
/// Update during cloning
void update(Space& home, FloatTraceView x);
/// Return slack of \a x
static FloatNum slack(FloatView x);
};
forceinline
FloatTraceView::FloatTraceView(void) {}
forceinline
FloatTraceView::FloatTraceView(Space&, FloatView) {}
forceinline void
FloatTraceView::prune(Space&, FloatView, const Delta&) {}
forceinline void
FloatTraceView::update(Space&, FloatTraceView) {}
forceinline FloatNum
FloatTraceView::slack(FloatView x) {
return x.size();
}
}}
// STATISTICS: float-trace
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