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there is no curve for identical note_types_per_minute values.

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nick_m
2016-12-19 03:23:33 +11:00
parent 448f921dd8
commit 741df6e6ef
1 changed files with 8 additions and 0 deletions
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8
libs/ardour/tempo.cc
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@@ -426,6 +426,10 @@ https://www.zhdk.ch/fileadmin/data_subsites/data_icst/Downloads/Timegrid/ICST_Te
double
TempoSection::compute_c_func_pulse (const double& end_npm, const double& end_pulse) const
{
if (note_types_per_minute() == end_npm) {
return 0.0;
}
double const log_tempo_ratio = log (end_npm / note_types_per_minute());
return (note_types_per_minute() * expm1 (log_tempo_ratio)) / ((end_pulse - pulse()) * _note_type);
}
@@ -438,6 +442,10 @@ TempoSection::compute_c_func_pulse (const double& end_npm, const double& end_pul
double
TempoSection::compute_c_func_minute (const double& end_npm, const double& end_minute) const
{
if (note_types_per_minute() == end_npm) {
return 0.0;
}
return c_func (end_npm, end_minute - minute());
}