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do not construct a useless tempo map when setting samples per pixel in a pianoroll MidiView

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This commit is contained in:
Paul Davis
2025-05-16 15:00:18 -06:00
parent f6b3caad52
commit 5a0919f2b0
1 changed files with 1 additions and 4 deletions
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5
gtk2_ardour/pianoroll_midi_view.cc
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@@ -212,18 +212,15 @@ PianorollMidiView::scroll (GdkEventScroll* ev)
void
PianorollMidiView::set_samples_per_pixel (double spp)
{
std::shared_ptr<Temporal::TempoMap> map;
Temporal::timecnt_t duration;
if (_midi_region) {
duration = Temporal::timecnt_t (_midi_region->midi_source()->length().beats());
map.reset (new Temporal::TempoMap (Temporal::Tempo (120, 4), Temporal::Meter (4, 4)));
} else {
duration = Temporal::timecnt_t (Temporal::Beats (4, 0));
map.reset (new Temporal::TempoMap (Temporal::Tempo (120, 4), Temporal::Meter (4, 4)));
}
EditingContext::TempoMapScope tms (_editing_context, map);
/* XXX Really needs to use a tempo map based on the _midi_region (and its SMF) */
reset_width_dependent_items (_editing_context.duration_to_pixels (duration));
}