bool operator<(ibex::Interval const & a, ibex::Interval const & b) {
if (a.is_empty() || b.is_empty()) {
return false;
}
return a.ub() < b.lb();
return false;
}
pair<ibex::Interval,ibex::Interval> Tube::getEnclosedBounds(const ibex::Interval& intv_t) const
{
if(!intv_t.is_empty() && m_intv_t.intersects(intv_t))
{
if(isSlice() || intv_t.is_superset(m_intv_t))
return m_enclosed_bounds;
else
{
pair<ibex::Interval,ibex::Interval> ui_past = m_first_subtube->getEnclosedBounds(intv_t);
pair<ibex::Interval,ibex::Interval> ui_future = m_second_subtube->getEnclosedBounds(intv_t);
return make_pair(ui_past.first | ui_future.first, ui_past.second | ui_future.second);
}
}
return make_pair(ibex::Interval::EMPTY_SET, ibex::Interval::EMPTY_SET);
}