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temporal: optimize common case for ::get_tempo_and_meter()

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Paul Davis 2023-09-22 15:08:16 -06:00
parent 979e96a342
commit 8e3e78c116
1 changed files with 3 additions and 0 deletions
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3
libs/temporal/temporal/tempo.h
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@ -1092,6 +1092,7 @@ class /*LIBTEMPORAL_API*/ TempoMap : public PBD::StatefulDestructible
will all be the non-const versions of these methods.
*/
if (_tempos.size() == 1 && _meters.size() == 1) { t = &_tempos.front(); m = &_meters.front(); return _points.end(); }
return _get_tempo_and_meter<non_const_traits<superclock_t, superclock_t> > (t, m, &Point::sclock, sc, _points.begin(), _points.end(), &_tempos.front(), &_meters.front(), can_match, ret_iterator_after_not_at);
}
@ -1100,9 +1101,11 @@ class /*LIBTEMPORAL_API*/ TempoMap : public PBD::StatefulDestructible
*/
Points::const_iterator get_tempo_and_meter (TempoPoint const *& t, MeterPoint const *& m, superclock_t sc, bool can_match, bool ret_iterator_after_not_at) const {
if (_tempos.size() == 1 && _meters.size() == 1) { t = &_tempos.front(); m = &_meters.front(); return _points.end(); }
return _get_tempo_and_meter<const_traits<superclock_t, superclock_t> > (t, m, &Point::sclock, sc, _points.begin(), _points.end(), &_tempos.front(), &_meters.front(), can_match, ret_iterator_after_not_at);
}
Points::const_iterator get_tempo_and_meter (TempoPoint const *& t, MeterPoint const *& m, Beats const & b, bool can_match, bool ret_iterator_after_not_at) const {
if (_tempos.size() == 1 && _meters.size() == 1) { t = &_tempos.front(); m = &_meters.front(); return _points.end(); }
return _get_tempo_and_meter<const_traits<Beats const &, Beats> > (t, m, &Point::beats, b, _points.begin(), _points.end(), &_tempos.front(), &_meters.front(), can_match, ret_iterator_after_not_at);
}
Points::const_iterator get_tempo_and_meter (TempoPoint const *& t, MeterPoint const *& m, timepos_t const & pos, bool can_match, bool ret_iterator_after_not_at) const {