Keep region beat and pulse separated, ensure pulse is updated when setting position.

This commit is contained in:
nick_m 2016-08-31 05:49:11 +10:00
parent 16ae7d9a6d
commit 5113a492e0

View file

@ -357,7 +357,7 @@ Region::Region (boost::shared_ptr<const Region> other, frameoffset_t offset, con
_start = other->_start + offset; _start = other->_start + offset;
_beat = _session.tempo_map().exact_beat_at_frame (_position, sub_num); _beat = _session.tempo_map().exact_beat_at_frame (_position, sub_num);
_pulse = _session.tempo_map().pulse_at_beat (_beat); _pulse = _session.tempo_map().exact_qn_at_frame (_position, sub_num) / 4.0;
/* if the other region had a distinct sync point /* if the other region had a distinct sync point
set, then continue to use it as best we can. set, then continue to use it as best we can.
@ -555,7 +555,7 @@ Region::set_position_lock_style (PositionLockStyle ps)
if (_position_lock_style == MusicTime) { if (_position_lock_style == MusicTime) {
_beat = _session.tempo_map().beat_at_frame (_position); _beat = _session.tempo_map().beat_at_frame (_position);
_pulse = _session.tempo_map().pulse_at_beat (_beat); _pulse = _session.tempo_map().pulse_at_frame (_position);
} }
send_change (Properties::position_lock_style); send_change (Properties::position_lock_style);
@ -602,7 +602,7 @@ Region::set_position (framepos_t pos, int32_t sub_num)
} else { } else {
double beat = _session.tempo_map().exact_beat_at_frame (pos, sub_num); double beat = _session.tempo_map().exact_beat_at_frame (pos, sub_num);
_beat = beat; _beat = beat;
_pulse = _session.tempo_map().pulse_at_beat (_beat); _pulse = _session.tempo_map().exact_qn_at_frame (pos, sub_num) / 4.0;
set_position_internal (pos, false, sub_num); set_position_internal (pos, false, sub_num);
} }
@ -675,7 +675,11 @@ Region::set_position_internal (framepos_t pos, bool allow_bbt_recompute, const i
if (allow_bbt_recompute) { if (allow_bbt_recompute) {
recompute_position_from_lock_style (sub_num); recompute_position_from_lock_style (sub_num);
} else {
/* MusicTime dictates that we glue to ardour beats. the pulse may have changed.*/
_pulse = _session.tempo_map().exact_qn_at_frame (_position, sub_num) / 4.0;
} }
/* check that the new _position wouldn't make the current /* check that the new _position wouldn't make the current
length impossible - if so, change the length. length impossible - if so, change the length.
@ -692,7 +696,7 @@ void
Region::recompute_position_from_lock_style (const int32_t sub_num) Region::recompute_position_from_lock_style (const int32_t sub_num)
{ {
_beat = _session.tempo_map().exact_beat_at_frame (_position, sub_num); _beat = _session.tempo_map().exact_beat_at_frame (_position, sub_num);
_pulse = _session.tempo_map().pulse_at_beat (_beat); _pulse = _session.tempo_map().exact_qn_at_frame (_position, sub_num) / 4.0;
} }
void void