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fix DSP load bounds 0..1 and add unbound API

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This commit is contained in:
Robin Gareus 2015-09-16 17:45:04 +02:00
parent 570d92c527
commit e125c78070
1 changed files with 12 additions and 6 deletions
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18
libs/ardour/ardour/dsp_load_calculator.h
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@ -93,12 +93,18 @@ public:
*/
float get_dsp_load() const
{
if (m_dsp_load > m_max_time_us) {
return 1.0f;
}
if (m_dsp_load < 0.0f) {
return 0.0f;
}
assert (m_dsp_load >= 0.f); // since stop > start is assured this cannot happen.
return std::min (1.f, m_dsp_load);
}
/**
* @return an unbound value representing the percentage of time spent between
* start and stop in proportion to the max expected time in microseconds(us).
* This is useful for cases to estimate overload (e.g. Dummy backend)
*/
float get_dsp_load_unbound() const
{
assert (m_dsp_load >= 0.f);
return m_dsp_load;
}