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unfinished hacks from the uptempo laboratory

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This commit is contained in:
Robin Gareus 2024-08-30 18:38:05 +02:00
parent 2556f2d30a
commit 55ad3bf562
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GPG key ID: A090BCE02CF57F04
3 changed files with 52 additions and 14 deletions
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5
gtk2_ardour/tempo_dialog.cc
View file

@ -85,7 +85,12 @@ TempoDialog::TempoDialog (TempoMap::SharedPtr const & map, TempoPoint& point, co
, _tap_source_label (_("Tap Source:"), ALIGN_START, ALIGN_CENTER)
, tap_tempo_button (_("Tap tempo"))
{
cout << "TEMPODIALOG PT " << point.time() << " beats:" << point.note_type() << " sample: " << point.sample(48000) << "\n";
Temporal::BBT_Time when (map->bbt_at (point.time()));
cout << "TEMPODIALOG BBT " << when << " to ARG " << Temporal::BBT_Argument (when) << "\n";
cout << "TEMPODIALOG SC " << map->superclock_at (Temporal::BBT_Argument (when)) / (float) Temporal::superclock_ticks_per_second () << " [s]\n";
cout << "TEMPODIALOG SC " << map->superclock_at (point.beats()) / (float) Temporal::superclock_ticks_per_second () << " [s]\n";
init (when, _section->note_types_per_minute(), _section->end_note_types_per_minute(), _section->note_type(), _section->type(), map->is_initial (point), Temporal::BeatTime);
}

55
libs/temporal/tempo.cc
View file

@ -77,6 +77,8 @@ Point::Point (TempoMap const & map, XMLNode const & node)
if (!node.get_property (X_("bbt"), _bbt)) {
throw failed_constructor();
}
cout << "STATE POINT BBT: " << _bbt << " QN" << _quarters << "\n";
}
#if 0
@ -641,7 +643,13 @@ Temporal::Beats
MeterPoint::quarters_at (Temporal::BBT_Time const & bbt) const
{
Temporal::BBT_Offset offset = bbt_delta (bbt, _bbt);
return _quarters + to_quarters (offset);
#if 0
cout << "MeterPoint::quarters_at DEBUG DIV/BAR" << divisions_per_bar () << " NV " << note_value() << "\n";
int64_t ticks = bbt.ticks + Beats::PPQN * ((bbt.bars - 1) * divisions_per_bar () * (4. / note_value()) + bbt.beats - 1);
Beats bt (0, ticks);
cout << "MeterPoint::quarters_at " << bbt << " to offset " << _bbt << " = " << offset << " to Q " << to_quarters (offset) << " ! plus " << _quarters << " VS " << bt << "\n";
#endif
return (_quarters + to_quarters (offset)); // * 4. / note_value(); // XXX
}
/* Given a time in Beats, compute the equivalent BBT Time.
@ -695,6 +703,23 @@ TempoMap::reftime (TempoPoint const & t, MeterPoint const & m) const
return pi->sclock();
}
superclock_t
TempoMetric::superclock_at (Beats const& qn) const
{
return _tempo->superclock_at (qn /* * _meter->note_value() / 4*/);
}
samplepos_t
TempoMetric::sample_at (Beats const & qn) const {
return _tempo->sample_at (qn /* * _meter->note_value() / 4*/);
}
Beats
TempoMetric::quarters_at (BBT_Time const & bbt) const
{
return _meter->quarters_at (bbt);
}
Temporal::BBT_Argument
TempoMetric::bbt_at (Beats const& qn) const
{
@ -765,7 +790,7 @@ superclock_t
TempoMetric::superclock_at (BBT_Time const & bbt) const
{
DEBUG_TRACE (DEBUG::TemporalMap, string_compose ("get quarters for %1 = %2 using %3\n", bbt, _meter->quarters_at (bbt), *this));
return _tempo->superclock_at (_meter->quarters_at (bbt));
return _tempo->superclock_at (_meter->quarters_at (bbt)); // XXX
}
MusicTimePoint::MusicTimePoint (TempoMap const & map, XMLNode const & node)
@ -2353,7 +2378,7 @@ TempoMap::superclock_at (Temporal::Beats const & qn) const
superclock_t
TempoMap::superclock_at (Temporal::BBT_Argument const & bbt) const
{
return metric_at (bbt).superclock_at (bbt);
return metric_at (bbt).superclock_at (bbt); // XXX 1
}
superclock_t
@ -2780,7 +2805,9 @@ TempoMap::fill_grid_by_walking (TempoMapPoints& ret, Points::const_iterator& p_i
DEBUG_TRACE (DEBUG::Grid, string_compose ("Gb %1\t [%2]\n", metric, ret.back()));
} else {
int ticks = (bbt.beats * ticks_per_beat) + bbt.ticks;
int mod = Temporal::ticks_per_beat / beat_div;
int mod = Temporal::ticks_per_beat / beat_div; // XXX (4. / metric.meter().note_value()
printf ("T: %d M %d NV %d\n", ticks, mod, metric.meter().note_value());
//mod *= metric.meter().note_value() / 4;
if ((ticks % mod) == 0) {
ret.push_back (TempoMapPoint (*this, metric, start, beats, bbt));
@ -2803,7 +2830,7 @@ TempoMap::fill_grid_by_walking (TempoMapPoints& ret, Points::const_iterator& p_i
bbt = metric.bbt_add (bbt, BBT_Offset (0, 1, 0));
} else {
/* Advance beats by a fraction of the * meter-defined "beat" */
bbt = metric.bbt_add (bbt, BBT_Offset (0, 0, Temporal::ticks_per_beat / beat_div));
bbt = metric.bbt_add (bbt, BBT_Offset (0, 0, Temporal::ticks_per_beat * metric.note_value () / 4 / beat_div));
}
}
@ -3016,8 +3043,14 @@ TempoMap::fill_grid_with_final_metric (TempoMapPoints& ret, TempoMetric metric,
ret.push_back (TempoMapPoint (*this, metric, start, beats, bbt));
DEBUG_TRACE (DEBUG::Grid, string_compose ("Gendb %1\t [%2]\n", metric, ret.back()));
} else {
int ticks = (bbt.beats * ticks_per_beat) + bbt.ticks;
int mod = Temporal::ticks_per_beat / beat_div;
int ticks = 0; // (ticks_per_beat * bbt.bars * metric.divisions_per_bar() * 4) / metric.note_value ();
//ticks += (ticks_per_beat * (bbt.beats -1) * 4) / metric.note_value ();
ticks += bbt.ticks;
//int ticks = (bbt.beats * ticks_per_beat * metric.note_value () / 4) + bbt.ticks;
int mod = Temporal::ticks_per_beat * metric.note_value () / 4 / beat_div;
printf ("T %d M %d NV %d\n", ticks, mod, metric.note_value ());
cout << "SC " << start << "\n";
if ((ticks % mod) == 0) {
ret.push_back (TempoMapPoint (*this, metric, start, beats, bbt));
DEBUG_TRACE (DEBUG::Grid, string_compose ("Gendd %1\t [%2]\n", metric, ret.back()));
@ -3030,13 +3063,13 @@ TempoMap::fill_grid_with_final_metric (TempoMapPoints& ret, TempoMetric metric,
if (beat_div == 1) {
bbt = metric.bbt_add (bbt, BBT_Offset (0, 1, 0));
} else {
bbt = metric.bbt_add (bbt, BBT_Offset (0, 0, Temporal::ticks_per_beat / beat_div));
bbt = metric.bbt_add (bbt, BBT_Offset (0, 0, Temporal::ticks_per_beat * metric.note_value () / 4 / beat_div));
}
}
/* compute audio and quarter-note time from the new BBT position */
start = metric.superclock_at (bbt);
start = metric.superclock_at (bbt); // << XXX wrong
beats = metric.quarters_at (bbt);
}
}
@ -3714,7 +3747,7 @@ TempoMetric
TempoMap::metric_at (timepos_t const & pos) const
{
if (pos.is_beats()) {
return metric_at (pos.beats());
return metric_at (pos.beats() ); //
}
return metric_at (pos.superclocks());
@ -3753,7 +3786,7 @@ TempoMap::metric_at (BBT_Argument const & bbt, bool can_match) const
* time to get the metric.
*/
(void) get_tempo_and_meter (tp, mp, bbt, can_match, false);
(void) get_tempo_and_meter (tp, mp, bbt, can_match, false); // XXX 2
return TempoMetric (*tp, *mp);
}

6
libs/temporal/temporal/tempo.h
View file

@ -451,9 +451,9 @@ class LIBTEMPORAL_API TempoMetric
* TempoMetric (i.e. just tempo or just meter information required
*/
superclock_t superclock_at (Beats const & qn) const { return _tempo->superclock_at (qn); }
samplepos_t sample_at (Beats const & qn) const { return _tempo->sample_at (qn); }
Beats quarters_at (BBT_Time const & bbt) const { return _meter->quarters_at (bbt); }
superclock_t superclock_at (Beats const & qn) const;
samplepos_t sample_at (Beats const & qn) const;
Beats quarters_at (BBT_Time const & bbt) const;
BBT_Argument bbt_at (Beats const& qn) const;
superclock_t superclocks_per_note_type () const { return _tempo->superclocks_per_note_type (); }