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Evoral: add ControlList::has_event_at (timepos_t)

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This commit is contained in:
Paul Davis
2025-08-21 18:54:20 -06:00
parent 40b7b0a55c
commit 05210fc7e2
2 changed files with 13 additions and 0 deletions
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11
libs/evoral/ControlList.cc
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@@ -2350,4 +2350,15 @@ ControlList::dump (ostream& o)
}
}
bool
ControlList::has_event_at (Temporal::timepos_t const & pos) const
{
const ControlEvent fake (pos, 0.);
EventList::const_iterator i = std::lower_bound (_events.begin(), _events.end(), &fake, time_comparator);
if ((i == _events.end()) || ((*i)->when != pos)) {
return false;
}
return true;
}
} // namespace Evoral

2
libs/evoral/evoral/ControlList.h
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@@ -213,6 +213,8 @@ public:
std::shared_ptr<ControlList> cut (Temporal::timepos_t const &, Temporal::timepos_t const &);
std::shared_ptr<ControlList> copy (Temporal::timepos_t const &, Temporal::timepos_t const &);
bool has_event_at (Temporal::timepos_t const &) const;
/** Remove all events in the given time range from this list.
*
* @param start start of range (inclusive) in audio samples