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Temporal: fix computation of ::quarters_at()

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This commit is contained in:
Paul Davis 2020-12-05 23:03:15 -07:00
parent 7085dccebc
commit f1bb135013
1 changed files with 3 additions and 1 deletions
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4
libs/temporal/tempo.cc
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@ -468,7 +468,9 @@ TempoPoint::quarters_at (superclock_t sc) const
/* convert sc into superbeats, given that sc represents some number of seconds */
const superclock_t whole_seconds = sc / superclock_ticks_per_second;
const superclock_t remainder = sc - (whole_seconds * superclock_ticks_per_second);
const superclock_t superbeats = ((_super_note_type_per_second/4) * whole_seconds) + int_div_round (superclock_t ((_super_note_type_per_second/4) * remainder), superclock_ticks_per_second);
const superclock_t supernotes = ((_super_note_type_per_second) * whole_seconds) + int_div_round (superclock_t ((_super_note_type_per_second) * remainder), superclock_ticks_per_second);
const superclock_t superbeats = int_div_round (supernotes * 4, (superclock_t) _note_type);
/* convert superbeats to beats:ticks */
int32_t b;