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Migration from SVN

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quemy 2012-08-30 11:30:11 +02:00
commit 8cd56f37db
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branches/rc2.0/eo/contrib/mathsym/eval/BoundsCheck.h
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/*
* Copyright (C) 2005 Maarten Keijzer
*
* This program is free software; you can redistribute it and/or modify
* it under the terms of version 2 of the GNU General Public License as
* published by the Free Software Foundation.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program; if not, write to the Free Software
* Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
*/
#ifndef BOUNDS_CHECK_H_
#define BOUNDS_CHECK_H_
#include <string>
class IntervalBoundsCheckImpl;
class Sym;
class BoundsCheck {
public :
virtual ~BoundsCheck() {};
virtual bool in_bounds(const Sym&) const = 0;
virtual std::string get_bounds(const Sym&) const = 0;
};
// checks if a formula keeps within bounds using interval arithmetic
class IntervalBoundsCheck : public BoundsCheck {
IntervalBoundsCheckImpl* pimpl;
public:
IntervalBoundsCheck(const std::vector<double>& minima, const std::vector<double>& maxima);
~IntervalBoundsCheck();
IntervalBoundsCheck(const IntervalBoundsCheck&);
IntervalBoundsCheck& operator=(const IntervalBoundsCheck&);
bool in_bounds(const Sym&) const;
std::string get_bounds(const Sym&) const;
std::pair<double, double> calc_bounds(const Sym&) const;
};
class NoBoundsCheck : public BoundsCheck {
bool in_bounds(const Sym&) const { return false; }
std::string get_bounds(const Sym&) const { return ""; }
};
#endif