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Remove duplicates from ControlList

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This commit is contained in:
Robin Gareus 2017-06-21 12:07:12 +02:00
parent 3d15499cda
commit 8dcc28c9ad
2 changed files with 23 additions and 0 deletions
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22
libs/evoral/src/ControlList.cpp
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@ -314,6 +314,7 @@ ControlList::list_merge (ControlList const& other, boost::function<double(double
_events.clear ();
_events = nel;
unlocked_remove_duplicates ();
unlocked_invalidate_insert_iterator ();
mark_dirty ();
}
@ -426,6 +427,24 @@ ControlList::unlocked_invalidate_insert_iterator ()
most_recent_insert_iterator = _events.end();
}
void
ControlList::unlocked_remove_duplicates ()
{
if (_events.size() < 2) {
return;
}
iterator i = _events.begin();
iterator prev = i++;
while (i != _events.end()) {
if ((*prev)->when == (*i)->when && (*prev)->value == (*i)->value) {
i = _events.erase (i);
} else {
++prev;
++i;
}
}
}
void
ControlList::start_write_pass (double when)
{
@ -954,6 +973,7 @@ ControlList::modify (iterator iter, double when, double val)
if (!_frozen) {
_events.sort (event_time_less_than);
unlocked_remove_duplicates ();
unlocked_invalidate_insert_iterator ();
} else {
_sort_pending = true;
@ -1018,6 +1038,7 @@ ControlList::thaw ()
if (_sort_pending) {
_events.sort (event_time_less_than);
unlocked_remove_duplicates ();
unlocked_invalidate_insert_iterator ();
_sort_pending = false;
}
@ -1859,6 +1880,7 @@ ControlList::move_ranges (const list< RangeMove<double> >& movements)
if (!_frozen) {
_events.sort (event_time_less_than);
unlocked_remove_duplicates ();
unlocked_invalidate_insert_iterator ();
} else {
_sort_pending = true;