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/* Copyright 2023 Yann ORLAREY
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
#include <algorithm>
#include <functional>
#include <random>
#include "check.hh"
#include "interval_algebra.hh"
#include "interval_def.hh"
namespace itv {
//------------------------------------------------------------------------------------------
// Interval Min
// interval Min(const interval& x);
// void testMin();
interval interval_algebra::Min(const interval& x, const interval& y)
{
if (x.isEmpty() || y.isEmpty()) {
return empty();
}
return {std::min(x.lo(), y.lo()), std::min(x.hi(), y.hi()),
std::min(x.lsb(), y.lsb())}; // resulting interval should be as precise as the most
// precise of the operands
}
void interval_algebra::testMin()
{
check("test algebra Min", Min(interval(0, 5), interval(-3, 10)), interval(-3, 5));
check("test algebra Min", Min(interval(0, 5), interval(-3, -3)), interval(-3, -3));
}
} // namespace itv
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