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Fix crash when changing automation mode for MIDI track control automation.

Browse source 
Also some work towards tolerating automation controls with no automation list,
towards actually doing something for these cases, though not required just to
fix this crash (MidiTrack::set_parameter_automation_state() avoids those
paths).
This commit is contained in:
David Robillard 2014-08-31 18:52:37 -04:00
parent b012f2cd18
commit 34c1465cf9
5 changed files with 45 additions and 11 deletions
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19
libs/evoral/src/ControlSet.cpp
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@ -45,9 +45,12 @@ ControlSet::add_control(boost::shared_ptr<Control> ac)
ac->ListMarkedDirty.connect_same_thread (_control_connections, boost::bind (&ControlSet::control_list_marked_dirty, this));
ac->list()->InterpolationChanged.connect_same_thread (
_list_connections, boost::bind (&ControlSet::control_list_interpolation_changed, this, ac->parameter(), _1)
);
if (ac->list()) {
ac->list()->InterpolationChanged.connect_same_thread (
_list_connections,
boost::bind (&ControlSet::control_list_interpolation_changed,
this, ac->parameter(), _1));
}
}
void
@ -95,6 +98,9 @@ ControlSet::find_next_event (double now, double end, ControlEvent& next_event) c
ControlList::const_iterator i;
boost::shared_ptr<const ControlList> alist (li->second->list());
ControlEvent cp (now, 0.0f);
if (!alist) {
continue;
}
for (i = lower_bound (alist->begin(), alist->end(), &cp, ControlList::time_comparator);
i != alist->end() && (*i)->when < end; ++i) {
@ -121,8 +127,11 @@ ControlSet::clear_controls ()
_control_connections.drop_connections ();
_list_connections.drop_connections ();
for (Controls::iterator li = _controls.begin(); li != _controls.end(); ++li)
li->second->list()->clear();
for (Controls::iterator li = _controls.begin(); li != _controls.end(); ++li) {
if (li->second->list()) {
li->second->list()->clear();
}
}
}
} // namespace Evoral