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when building a tempo map for the Pianoroll, consider using the main tempo map

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This is only relevant when a Pianoroll is used to edit a timeline region.
This commit is contained in:
Paul Davis 2025-04-24 11:58:27 -06:00
parent a582255559
commit ce236c49ca
1 changed files with 20 additions and 2 deletions
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20
gtk2_ardour/pianoroll.cc
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@ -2555,10 +2555,28 @@ Pianoroll::set_region (std::shared_ptr<ARDOUR::MidiRegion> r)
}
if (!provided) {
/* COPY MAIN SESSION TEMPO MAP? */
Temporal::TempoMap::SharedPtr tmap (Temporal::TempoMap::use());
if (with_transport_controls) {
/* clip editing, timeline irrelevant, sort of */
if (tmap->n_tempos() == 1 && tmap->n_meters() == 1) {
/* Single entry tempo map, use the values there */
map.reset (new Temporal::TempoMap (tmap->tempo_at (timepos_t (0)), tmap->meter_at (timepos_t (0))));
} else {
map.reset (new Temporal::TempoMap (Temporal::Tempo (120, 4), Temporal::Meter (4, 4)));
}
} else {
/* COPY MAIN SESSION TEMPO MAP? */
Meter m (tmap->meter_at (r->source_position()));
Tempo t (tmap->tempo_at (r->source_position()));
map.reset (new Temporal::TempoMap (t, m));
}
}
{
EditingContext::TempoMapScope tms (*this, map);
/* Compute zoom level to show entire source plus some margin if possible */