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automation drawing: some code cleanup and thinko fixes for ::editor_add_ordered()

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This commit is contained in:
Paul Davis 2023-07-10 14:05:27 -06:00
parent 25d17e857f
commit 64dc7557cf
1 changed files with 42 additions and 28 deletions
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70
libs/evoral/ControlList.cc
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@ -717,6 +717,12 @@ bool
ControlList::editor_add_ordered (OrderedPoints const & points, bool with_guard)
{
/* this is for making changes from a graphical line editor */
/* Note that as the name suggests, @p points must be in time
* order. This code does not check for this condition to be satisfied,
* but it will break if not honored.
*/
if (points.empty()) {
return false;
}
@ -731,52 +737,60 @@ ControlList::editor_add_ordered (OrderedPoints const & points, bool with_guard)
swap (earliest, latest);
}
timecnt_t distance = earliest.distance (latest);
(void) erase_range_internal (earliest, latest, _events);
if (with_guard) {
ControlEvent cp (earliest, 0.0);
double v = unlocked_eval (earliest);
iterator s = lower_bound (_events.begin (), _events.end (), &cp, time_comparator);
if (s != _events.end ()) {
_events.insert (s, new ControlEvent (earliest, v));
}
}
if (with_guard && distance > 0) {
ControlEvent cp (latest, 0.0);
double v = unlocked_eval (latest);
iterator s = lower_bound (_events.begin (), _events.end (), &cp, time_comparator);
if (s != _events.end ()) {
_events.insert (s, new ControlEvent (latest, v));
}
}
/* Get the iterator where we should start insertion */
timepos_t when = ensure_time_domain (points.front().when);
ControlEvent xp (when, 0.0f);
iterator i = lower_bound (_events.begin (), _events.end (), &xp, time_comparator);
timepos_t when = ensure_time_domain (points.front().when);
ControlEvent cp (when, 0.0f);
iterator i = lower_bound (_events.begin (), _events.end (), &cp, time_comparator);
double value = std::min ((double)_desc.upper, std::max ((double)_desc.lower, points.front().value));
if (i != _events.end () && (*i)->when == when) {
return false;
}
/* if we are creating the first point in the list, and it will
* not be at zero, add an "anchor" point there at zero, with
* the same value.
*/
if (_events.empty () && when > timecnt_t (_time_domain)) {
_events.insert (_events.end (), new ControlEvent (timepos_t (_time_domain), value));
DEBUG_TRACE (DEBUG::ControlList, string_compose ("@%1 added value %2 at zero\n", this, value));
}
for (auto const & p : points) {
/* ensure time domain for point is correct */
when = ensure_time_domain (p.when);
/* clamp new value to allowed range */
double value = std::min ((double)_desc.upper, std::max ((double)_desc.lower, p.value));
if (_events.empty ()) {
/* as long as the point we're adding is not at zero,
* add an "anchor" point there.
*/
if (when >= 1) {
_events.insert (_events.end (), new ControlEvent (timepos_t (_time_domain), value));
DEBUG_TRACE (DEBUG::ControlList, string_compose ("@%1 added value %2 at zero\n", this, value));
}
}
value = std::min ((double)_desc.upper, std::max ((double)_desc.lower, p.value));
insert_position = when;
if (with_guard) {
add_guard_point (p.when, -GUARD_POINT_DELTA (when));
maybe_add_insert_guard (when);
ControlEvent cp (when, 0.0f);
i = lower_bound (_events.begin (), _events.end (), &cp, time_comparator);
}
iterator result;
DEBUG_TRACE (DEBUG::ControlList, string_compose ("editor_add: actually add when= %1 value= %2\n", when, value));
result = _events.insert (i, new ControlEvent (when, value));
if (i == result) {
/* insertion failed, but we don't really care */
}
_events.insert (i, new ControlEvent (when, value));
}
mark_dirty ();