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Don't write undo records for automation that moves with regions when nothing changes about the automation.

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git-svn-id: svn://localhost/ardour2/branches/3.0@7665 d708f5d6-7413-0410-9779-e7cbd77b26cf
This commit is contained in:
Carl Hetherington 2010-08-20 23:58:49 +00:00
parent cdb3ade9ff
commit 067c4458a0
3 changed files with 35 additions and 20 deletions
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28
libs/ardour/diskstream.cc
View file

@ -466,9 +466,11 @@ Diskstream::playlist_ranges_moved (list< Evoral::RangeMove<framepos_t> > const &
for (uint32_t i = 0; i < p->npanners (); ++i) {
boost::shared_ptr<AutomationList> pan_alist = p->streampanner(i).pan_control()->alist();
XMLNode & before = pan_alist->get_state ();
pan_alist->move_ranges (movements);
_session.add_command (new MementoCommand<AutomationList> (
*pan_alist.get(), &before, &pan_alist->get_state ()));
bool const things_moved = pan_alist->move_ranges (movements);
if (things_moved) {
_session.add_command (new MementoCommand<AutomationList> (
*pan_alist.get(), &before, &pan_alist->get_state ()));
}
}
}
@ -485,25 +487,23 @@ Diskstream::move_processor_automation (boost::weak_ptr<Processor> p, list< Evora
}
list< Evoral::RangeMove<double> > movements;
for (list< Evoral::RangeMove<framepos_t> >::const_iterator i = movements_frames.begin();
i != movements_frames.end(); ++i) {
for (list< Evoral::RangeMove<framepos_t> >::const_iterator i = movements_frames.begin(); i != movements_frames.end(); ++i) {
movements.push_back(Evoral::RangeMove<double>(i->from, i->length, i->to));
}
set<Evoral::Parameter> const a = processor->what_can_be_automated ();
cout << "move processor auto for " << processor->name() << "\n";
for (set<Evoral::Parameter>::iterator i = a.begin (); i != a.end (); ++i) {
cout << "moving " << *i << "\n";
boost::shared_ptr<AutomationList> al = processor->automation_control(*i)->alist();
XMLNode & before = al->get_state ();
al->move_ranges (movements);
_session.add_command (
new MementoCommand<AutomationList> (
*al.get(), &before, &al->get_state ()
)
);
bool const things_moved = al->move_ranges (movements);
if (things_moved) {
_session.add_command (
new MementoCommand<AutomationList> (
*al.get(), &before, &al->get_state ()
)
);
}
}
}

2
libs/evoral/evoral/ControlList.hpp
View file

@ -123,7 +123,7 @@ public:
void erase_range (double start, double end);
void erase (iterator);
void erase (iterator, iterator);
void move_ranges (std::list< RangeMove<double> > const &);
bool move_ranges (std::list< RangeMove<double> > const &);
void modify (iterator, double, double);
boost::shared_ptr<ControlList> cut (double, double);

25
libs/evoral/src/ControlList.cpp
View file

@ -510,7 +510,9 @@ ControlList::erase_range_internal (double start, double endt, EventList & events
cp.when = endt;
e = upper_bound (events.begin(), events.end(), &cp, time_comparator);
events.erase (s, e);
erased = true;
if (s != e) {
erased = true;
}
}
return erased;
@ -1354,8 +1356,10 @@ ControlList::paste (ControlList& alist, double pos, float /*times*/)
return true;
}
/** Move automation around according to a list of region movements */
void
/** Move automation around according to a list of region movements.
* @param return true if anything was changed, otherwise false (ie nothing needed changing)
*/
bool
ControlList::move_ranges (const list< RangeMove<double> >& movements)
{
typedef list< RangeMove<double> > RangeMoveList;
@ -1367,11 +1371,21 @@ ControlList::move_ranges (const list< RangeMove<double> >& movements)
EventList old_events = _events;
/* clear the source and destination ranges in the new list */
bool things_erased = false;
for (RangeMoveList::const_iterator i = movements.begin (); i != movements.end (); ++i) {
erase_range_internal (i->from, i->from + i->length, _events);
erase_range_internal (i->to, i->to + i->length, _events);
if (erase_range_internal (i->from, i->from + i->length, _events)) {
things_erased = true;
}
if (erase_range_internal (i->to, i->to + i->length, _events)) {
things_erased = true;
}
}
/* if nothing was erased, there is nothing to do */
if (!things_erased) {
return false;
}
/* copy the events into the new list */
@ -1399,6 +1413,7 @@ ControlList::move_ranges (const list< RangeMove<double> >& movements)
}
maybe_signal_changed ();
return true;
}
void