80 lines
2.3 KiB
C++
80 lines
2.3 KiB
C++
/*
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* Copyright (C) 2005 Maarten Keijzer
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*
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* This program is free software; you can redistribute it and/or modify
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* it under the terms of version 2 of the GNU General Public License as
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* published by the Free Software Foundation.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with this program; if not, write to the Free Software
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* Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
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*/
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#include <vector>
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#include "BoundsCheck.h"
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#include <Sym.h>
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#include <FunDef.h>
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#include <sstream>
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using namespace std;
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class IntervalBoundsCheckImpl {
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public :
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vector<Interval> bounds;
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};
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IntervalBoundsCheck::IntervalBoundsCheck(const vector<double>& mins, const vector<double>& maxes) {
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pimpl = new IntervalBoundsCheckImpl;
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vector<Interval>& b = pimpl->bounds;
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b.resize( mins.size());
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for (unsigned i = 0; i < b.size(); ++i) {
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b[i] = Interval(mins[i], maxes[i]);
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}
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}
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IntervalBoundsCheck::~IntervalBoundsCheck() { delete pimpl; }
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IntervalBoundsCheck::IntervalBoundsCheck(const IntervalBoundsCheck& that) { pimpl = new IntervalBoundsCheckImpl(*that.pimpl); }
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IntervalBoundsCheck& IntervalBoundsCheck::operator=(const IntervalBoundsCheck& that) { *pimpl = *that.pimpl; return *this; }
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bool IntervalBoundsCheck::in_bounds(const Sym& sym) const {
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Interval bounds;
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try {
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bounds = eval(sym, pimpl->bounds);
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if (!valid(bounds)) return false;
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} catch (interval_error) {
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return false;
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}
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return true;
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}
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std::string IntervalBoundsCheck::get_bounds(const Sym& sym) const {
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try {
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Interval bounds = eval(sym, pimpl->bounds);
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if (!valid(bounds)) return "err";
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ostringstream os;
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os << bounds;
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return os.str();
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} catch (interval_error) {
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return "err";
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}
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}
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std::pair<double, double> IntervalBoundsCheck::calc_bounds(const Sym& sym) const {
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Interval bounds = eval(sym, pimpl->bounds);
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return make_pair(bounds.lower(), bounds.upper());
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}
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